merge: http://linuxtv.org/hg/~awalls/v4l-dvb

From: Mauro Carvalho Chehab <mchehab@redhat.com>

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

171 files changed, 21666 insertions, 6396 deletions

diff --git a/linux/Documentation/video4linux/CARDLIST.bttv b/linux/Documentation/video4linux/CARDLIST.bttv
index 1da2c6271..f11c58329 100644
--- a/linux/Documentation/video4linux/CARDLIST.bttv
+++ b/linux/Documentation/video4linux/CARDLIST.bttv
@@ -135,7 +135,7 @@
 134 -> Adlink RTV24
 135 -> DViCO FusionHDTV 5 Lite                             [18ac:d500]
 136 -> Acorp Y878F                                         [9511:1540]
-137 -> Conceptronic CTVFMi v2
+137 -> Conceptronic CTVFMi v2                              [036e:109e]
 138 -> Prolink Pixelview PV-BT878P+ (Rev.2E)
 139 -> Prolink PixelView PlayTV MPEG2 PV-M4900
 140 -> Osprey 440                                          [0070:ff07]
@@ -157,3 +157,4 @@
 156 -> IVCE-8784                                           [0000:f050,0001:f050,0002:f050,0003:f050]
 157 -> Geovision GV-800(S) (master)                        [800a:763d]
 158 -> Geovision GV-800(S) (slave)                         [800b:763d,800c:763d,800d:763d]
+159 -> ProVideo PV183                                      [1830:1540,1831:1540,1832:1540,1833:1540,1834:1540,1835:1540,1836:1540,1837:1540]
diff --git a/linux/Documentation/video4linux/CARDLIST.cx88 b/linux/Documentation/video4linux/CARDLIST.cx88
index 0d08f1edc..71e9db0b2 100644
--- a/linux/Documentation/video4linux/CARDLIST.cx88
+++ b/linux/Documentation/video4linux/CARDLIST.cx88
@@ -77,3 +77,4 @@
  76 -> SATTRADE ST4200 DVB-S/S2                            [b200:4200]
  77 -> TBS 8910 DVB-S                                      [8910:8888]
  78 -> Prof 6200 DVB-S                                     [b022:3022]
+ 79 -> Terratec Cinergy HT PCI MKII                        [153b:1177]
diff --git a/linux/Documentation/video4linux/CARDLIST.saa7134 b/linux/Documentation/video4linux/CARDLIST.saa7134
index b8d470596..6dacf2825 100644
--- a/linux/Documentation/video4linux/CARDLIST.saa7134
+++ b/linux/Documentation/video4linux/CARDLIST.saa7134
@@ -153,3 +153,5 @@
 152 -> Asus Tiger Rev:1.00                      [1043:4857]
 153 -> Kworld Plus TV Analog Lite PCI           [17de:7128]
 154 -> Avermedia AVerTV GO 007 FM Plus          [1461:f31d]
+155 -> Hauppauge WinTV-HVR1120 ATSC/QAM-Hybrid  [0070:6706,0070:6708]
+156 -> Hauppauge WinTV-HVR1110r3                [0070:6707,0070:6709,0070:670a]
diff --git a/linux/Documentation/video4linux/Zoran b/linux/Documentation/video4linux/Zoran
index 295462b23..0e89e7676 100644
--- a/linux/Documentation/video4linux/Zoran
+++ b/linux/Documentation/video4linux/Zoran
@@ -401,8 +401,7 @@ Additional notes for software developers:
    first set the correct norm. Well, it seems logically correct: TV
    standard is "more constant" for current country than geometry
    settings of a variety of TV capture cards which may work in ITU or
-   square pixel format. Remember that users now can lock the norm to
-   avoid any ambiguity.
+   square pixel format.
 --
 Please note that lavplay/lavrec are also included in the MJPEG-tools
 (http://mjpeg.sf.net/).
diff --git a/linux/Documentation/video4linux/bttv/Insmod-options b/linux/Documentation/video4linux/bttv/Insmod-options
index 5ef75787f..bbe3ed667 100644
--- a/linux/Documentation/video4linux/bttv/Insmod-options
+++ b/linux/Documentation/video4linux/bttv/Insmod-options
@@ -81,16 +81,6 @@ tuner.o
 		pal=[bdgil]	select PAL variant (used for some tuners
 				only, important for the audio carrier).
 
-tvmixer.o
-	registers a mixer device for the TV card's volume/bass/treble
-	controls (requires a i2c audio control chip like the msp3400).
-
-	insmod args:
-		debug=1		print some debug info to the syslog.
-		devnr=n		allocate device #n (0 == /dev/mixer,
-				1 = /dev/mixer1, ...), default is to
-				use the first free one.
-
 tvaudio.o
 	new, experimental module which is supported to provide a single
 	driver for all simple i2c audio control chips (tda/tea*).
diff --git a/linux/Documentation/video4linux/v4l2-framework.txt b/linux/Documentation/video4linux/v4l2-framework.txt
index accc376e9..4207590b2 100644
--- a/linux/Documentation/video4linux/v4l2-framework.txt
+++ b/linux/Documentation/video4linux/v4l2-framework.txt
@@ -91,7 +91,13 @@ NULL, then you *must* setup v4l2_dev->name before calling v4l2_device_register.
 
 The first 'dev' argument is normally the struct device pointer of a pci_dev,
 usb_device or platform_device. It is rare for dev to be NULL, but it happens
-with ISA devices, for example.
+with ISA devices or when one device creates multiple PCI devices, thus making
+it impossible to associate v4l2_dev with a particular parent.
+
+You can also supply a notify() callback that can be called by sub-devices to
+notify you of events. Whether you need to set this depends on the sub-device.
+Any notifications a sub-device supports must be defined in a header in
+include/media/<subdevice>.h.
 
 You unregister with:
 
@@ -280,6 +286,11 @@ e.g. AUDIO_CONTROLLER and specify that as the group ID value when calling
 v4l2_device_call_all(). That ensures that it will only go to the subdev
 that needs it.
 
+If the sub-device needs to notify its v4l2_device parent of an event, then
+it can call v4l2_subdev_notify(sd, notification, arg). This macro checks
+whether there is a notify() callback defined and returns -ENODEV if not.
+Otherwise the result of the notify() call is returned.
+
 The advantage of using v4l2_subdev is that it is a generic struct and does
 not contain any knowledge about the underlying hardware. So a driver might
 contain several subdevs that use an I2C bus, but also a subdev that is
@@ -359,8 +370,8 @@ This loads the given module (can be NULL if no module needs to be loaded) and
 calls i2c_new_device() with the given i2c_adapter and chip/address arguments.
 If all goes well, then it registers the subdev with the v4l2_device. It gets
 the v4l2_device by calling i2c_get_adapdata(adapter), so you should make sure
-that adapdata is set to v4l2_device when you setup the i2c_adapter in your
-driver.
+to call i2c_set_adapdata(adapter, v4l2_device) when you setup the i2c_adapter
+in your driver.
 
 You can also use v4l2_i2c_new_probed_subdev() which is very similar to
 v4l2_i2c_new_subdev(), except that it has an array of possible I2C addresses
@@ -368,6 +379,14 @@ that it should probe. Internally it calls i2c_new_probed_device().
 
 Both functions return NULL if something went wrong.
 
+Note that the chipid you pass to v4l2_i2c_new_(probed_)subdev() is usually
+the same as the module name. It allows you to specify a chip variant, e.g.
+"saa7114" or "saa7115". In general though the i2c driver autodetects this.
+The use of chipid is something that needs to be looked at more closely at a
+later date. It differs between i2c drivers and as such can be confusing.
+To see which chip variants are supported you can look in the i2c driver code
+for the i2c_device_id table. This lists all the possibilities.
+
 
 struct video_device
 -------------------
@@ -406,6 +425,15 @@ You should also set these fields:
 - ioctl_ops: if you use the v4l2_ioctl_ops to simplify ioctl maintenance
   (highly recommended to use this and it might become compulsory in the
   future!), then set this to your v4l2_ioctl_ops struct.
+- parent: you only set this if v4l2_device was registered with NULL as
+  the parent device struct. This only happens in cases where one hardware
+  device has multiple PCI devices that all share the same v4l2_device core.
+
+  The cx88 driver is an example of this: one core v4l2_device struct, but
+  it is used by both an raw video PCI device (cx8800) and a MPEG PCI device
+  (cx8802). Since the v4l2_device cannot be associated with a particular
+  PCI device it is setup without a parent device. But when the struct
+  video_device is setup you do know which parent PCI device to use.
 
 If you use v4l2_ioctl_ops, then you should set either .unlocked_ioctl or
 .ioctl to video_ioctl2 in your v4l2_file_operations struct.
diff --git a/linux/arch/arm/mach-pxa/pcm990-baseboard.c b/linux/arch/arm/mach-pxa/pcm990-baseboard.c
index 0d8acfc2d..d1df34985 100644
--- a/linux/arch/arm/mach-pxa/pcm990-baseboard.c
+++ b/linux/arch/arm/mach-pxa/pcm990-baseboard.c
@@ -399,14 +399,49 @@ static struct pca953x_platform_data pca9536_data = {
 	.gpio_base	= NR_BUILTIN_GPIO + 1,
 };
 
-static struct soc_camera_link iclink[] = {
-	{
-		.bus_id	= 0, /* Must match with the camera ID above */
-		.gpio	= NR_BUILTIN_GPIO + 1,
-	}, {
-		.bus_id	= 0, /* Must match with the camera ID above */
-		.gpio	= -ENXIO,
+static int gpio_bus_switch;
+
+static int pcm990_camera_set_bus_param(struct soc_camera_link *link,
+		unsigned long flags)
+{
+	if (gpio_bus_switch <= 0) {
+		if (flags == SOCAM_DATAWIDTH_10)
+			return 0;
+		else
+			return -EINVAL;
+	}
+
+	if (flags & SOCAM_DATAWIDTH_8)
+		gpio_set_value(gpio_bus_switch, 1);
+	else
+		gpio_set_value(gpio_bus_switch, 0);
+
+	return 0;
+}
+
+static unsigned long pcm990_camera_query_bus_param(struct soc_camera_link *link)
+{
+	int ret;
+
+	if (!gpio_bus_switch) {
+		ret = gpio_request(NR_BUILTIN_GPIO + 1, "camera");
+		if (!ret) {
+			gpio_bus_switch = NR_BUILTIN_GPIO + 1;
+			gpio_direction_output(gpio_bus_switch, 0);
+		} else
+			gpio_bus_switch = -EINVAL;
 	}
+
+	if (gpio_bus_switch > 0)
+		return SOCAM_DATAWIDTH_8 | SOCAM_DATAWIDTH_10;
+	else
+		return SOCAM_DATAWIDTH_10;
+}
+
+static struct soc_camera_link iclink = {
+	.bus_id	= 0, /* Must match with the camera ID above */
+	.query_bus_param = pcm990_camera_query_bus_param,
+	.set_bus_param = pcm990_camera_set_bus_param,
 };
 
 /* Board I2C devices. */
@@ -417,10 +452,10 @@ static struct i2c_board_info __initdata pcm990_i2c_devices[] = {
 		.platform_data = &pca9536_data,
 	}, {
 		I2C_BOARD_INFO("mt9v022", 0x48),
-		.platform_data = &iclink[0], /* With extender */
+		.platform_data = &iclink, /* With extender */
 	}, {
 		I2C_BOARD_INFO("mt9m001", 0x5d),
-		.platform_data = &iclink[0], /* With extender */
+		.platform_data = &iclink, /* With extender */
 	},
 };
 #endif /* CONFIG_VIDEO_PXA27x ||CONFIG_VIDEO_PXA27x_MODULE */
diff --git a/linux/drivers/media/common/saa7146_i2c.c b/linux/drivers/media/common/saa7146_i2c.c
index 68674799b..fa9d4f90a 100644
--- a/linux/drivers/media/common/saa7146_i2c.c
+++ b/linux/drivers/media/common/saa7146_i2c.c
@@ -294,7 +294,6 @@ static int saa7146_i2c_transfer(struct saa7146_dev *dev, const struct i2c_msg *m
 	int i = 0, count = 0;
 	__le32 *buffer = dev->d_i2c.cpu_addr;
 	int err = 0;
-	int address_err = 0;
 	int short_delay = 0;
 
 	if (mutex_lock_interruptible(&dev->i2c_lock))
@@ -334,17 +333,10 @@ static int saa7146_i2c_transfer(struct saa7146_dev *dev, const struct i2c_msg *m
 				   i2c address probing, however, and address errors indicate that a
 				   device is really *not* there. retrying in that case
 				   increases the time the device needs to probe greatly, so
-				   it should be avoided. because of the fact, that only
-				   analog based cards use irq based i2c transactions (for dvb
-				   cards, this screwes up other interrupt sources), we bail out
-				   completely for analog cards after an address error and trust
-				   the saa7146 address error detection. */
-				if ( -EREMOTEIO == err ) {
-					if( 0 != (SAA7146_USE_I2C_IRQ & dev->ext->flags)) {
-						goto out;
-					}
-					address_err++;
-				}
+				   it should be avoided. So we bail out in irq mode after an
+				   address error and trust the saa7146 address error detection. */
+				if (-EREMOTEIO == err && 0 != (SAA7146_USE_I2C_IRQ & dev->ext->flags))
+					goto out;
 				DEB_I2C(("error while sending message(s). starting again.\n"));
 				break;
 			}
@@ -359,10 +351,9 @@ static int saa7146_i2c_transfer(struct saa7146_dev *dev, const struct i2c_msg *m
 
 	} while (err != num && retries--);
 
-	/* if every retry had an address error, exit right away */
-	if (address_err == retries) {
+	/* quit if any error occurred */
+	if (err != num)
 		goto out;
-	}
 
 	/* if any things had to be read, get the results */
 	if ( 0 != saa7146_i2c_msg_cleanup(msgs, num, buffer)) {
diff --git a/linux/drivers/media/common/tuners/Kconfig b/linux/drivers/media/common/tuners/Kconfig
index 7969b695c..724e6870c 100644
--- a/linux/drivers/media/common/tuners/Kconfig
+++ b/linux/drivers/media/common/tuners/Kconfig
@@ -66,14 +66,14 @@ config MEDIA_TUNER_TDA8290
 config MEDIA_TUNER_TDA827X
 	tristate "Philips TDA827X silicon tuner"
 	depends on VIDEO_MEDIA && I2C
-	default m if DVB_FE_CUSTOMISE
+	default m if MEDIA_TUNER_CUSTOMIZE
 	help
 	  A DVB-T silicon tuner module. Say Y when you want to support this tuner.
 
 config MEDIA_TUNER_TDA18271
 	tristate "NXP TDA18271 silicon tuner"
 	depends on VIDEO_MEDIA && I2C
-	default m if DVB_FE_CUSTOMISE
+	default m if MEDIA_TUNER_CUSTOMIZE
 	help
 	  A silicon tuner module. Say Y when you want to support this tuner.
 
@@ -110,28 +110,28 @@ config MEDIA_TUNER_MT20XX
 config MEDIA_TUNER_MT2060
 	tristate "Microtune MT2060 silicon IF tuner"
 	depends on VIDEO_MEDIA && I2C
-	default m if DVB_FE_CUSTOMISE
+	default m if MEDIA_TUNER_CUSTOMIZE
 	help
 	  A driver for the silicon IF tuner MT2060 from Microtune.
 
 config MEDIA_TUNER_MT2266
 	tristate "Microtune MT2266 silicon tuner"
 	depends on VIDEO_MEDIA && I2C
-	default m if DVB_FE_CUSTOMISE
+	default m if MEDIA_TUNER_CUSTOMIZE
 	help
 	  A driver for the silicon baseband tuner MT2266 from Microtune.
 
 config MEDIA_TUNER_MT2131
 	tristate "Microtune MT2131 silicon tuner"
 	depends on VIDEO_MEDIA && I2C
-	default m if DVB_FE_CUSTOMISE
+	default m if MEDIA_TUNER_CUSTOMIZE
 	help
 	  A driver for the silicon baseband tuner MT2131 from Microtune.
 
 config MEDIA_TUNER_QT1010
 	tristate "Quantek QT1010 silicon tuner"
 	depends on VIDEO_MEDIA && I2C
-	default m if DVB_FE_CUSTOMISE
+	default m if MEDIA_TUNER_CUSTOMIZE
 	help
 	  A driver for the silicon tuner QT1010 from Quantek.
 
@@ -145,7 +145,7 @@ config MEDIA_TUNER_XC2028
 config MEDIA_TUNER_XC5000
 	tristate "Xceive XC5000 silicon tuner"
 	depends on VIDEO_MEDIA && I2C
-	default m if DVB_FE_CUSTOMISE
+	default m if MEDIA_TUNER_CUSTOMIZE
 	help
 	  A driver for the silicon tuner XC5000 from Xceive.
 	  This device is only used inside a SiP called togther with a
@@ -154,21 +154,21 @@ config MEDIA_TUNER_XC5000
 config MEDIA_TUNER_MXL5005S
 	tristate "MaxLinear MSL5005S silicon tuner"
 	depends on VIDEO_MEDIA && I2C
-	default m if DVB_FE_CUSTOMISE
+	default m if MEDIA_TUNER_CUSTOMIZE
 	help
 	  A driver for the silicon tuner MXL5005S from MaxLinear.
 
 config MEDIA_TUNER_MXL5007T
 	tristate "MaxLinear MxL5007T silicon tuner"
 	depends on VIDEO_MEDIA && I2C
-	default m if DVB_FE_CUSTOMISE
+	default m if MEDIA_TUNER_CUSTOMIZE
 	help
 	  A driver for the silicon tuner MxL5007T from MaxLinear.
 
 config MEDIA_TUNER_MC44S803
 	tristate "Freescale MC44S803 Low Power CMOS Broadband tuners"
 	depends on VIDEO_MEDIA && I2C
-	default m if DVB_FE_CUSTOMISE
+	default m if MEDIA_TUNER_CUSTOMIZE
 	help
 	  Say Y here to support the Freescale MC44S803 based tuners
 
diff --git a/linux/drivers/media/common/tuners/tda18271-fe.c b/linux/drivers/media/common/tuners/tda18271-fe.c
index 33bc96ea6..85e30af31 100644
--- a/linux/drivers/media/common/tuners/tda18271-fe.c
+++ b/linux/drivers/media/common/tuners/tda18271-fe.c
@@ -819,6 +819,38 @@ fail:
 	return ret;
 }
 
+/* ------------------------------------------------------------------ */
+
+static int tda18271_agc(struct dvb_frontend *fe)
+{
+	struct tda18271_priv *priv = fe->tuner_priv;
+	int ret = 0;
+
+	switch (priv->config) {
+	case 0:
+		/* no LNA */
+		tda_dbg("no agc configuration provided\n");
+		break;
+	case 3:
+		/* switch with GPIO of saa713x */
+		tda_dbg("invoking callback\n");
+		if (fe->callback)
+			ret = fe->callback(priv->i2c_props.adap->algo_data,
+					   DVB_FRONTEND_COMPONENT_TUNER,
+					   TDA18271_CALLBACK_CMD_AGC_ENABLE,
+					   priv->mode);
+		break;
+	case 1:
+	case 2:
+	default:
+		/* n/a - currently not supported */
+		tda_err("unsupported configuration: %d\n", priv->config);
+		ret = -EINVAL;
+		break;
+	}
+	return ret;
+}
+
 static int tda18271_tune(struct dvb_frontend *fe,
 			 struct tda18271_std_map_item *map, u32 freq, u32 bw)
 {
@@ -828,6 +860,10 @@ static int tda18271_tune(struct dvb_frontend *fe,
 	tda_dbg("freq = %d, ifc = %d, bw = %d, agc_mode = %d, std = %d\n",
 		freq, map->if_freq, bw, map->agc_mode, map->std);
 
+	ret = tda18271_agc(fe);
+	if (tda_fail(ret))
+		tda_warn("failed to configure agc\n");
+
 	ret = tda18271_init(fe);
 	if (tda_fail(ret))
 		goto fail;
@@ -1160,6 +1196,7 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
 		/* new tuner instance */
 		priv->gate = (cfg) ? cfg->gate : TDA18271_GATE_AUTO;
 		priv->role = (cfg) ? cfg->role : TDA18271_MASTER;
+		priv->config = (cfg) ? cfg->config : 0;
 		priv->cal_initialized = false;
 		mutex_init(&priv->lock);
 
diff --git a/linux/drivers/media/common/tuners/tda18271-priv.h b/linux/drivers/media/common/tuners/tda18271-priv.h
index 78417b7c1..f3adbb212 100644
--- a/linux/drivers/media/common/tuners/tda18271-priv.h
+++ b/linux/drivers/media/common/tuners/tda18271-priv.h
@@ -92,11 +92,6 @@ enum tda18271_pll {
 	TDA18271_CAL_PLL,
 };
 
-enum tda18271_mode {
-	TDA18271_ANALOG,
-	TDA18271_DIGITAL,
-};
-
 struct tda18271_map_layout;
 
 enum tda18271_ver {
@@ -115,6 +110,7 @@ struct tda18271_priv {
 	enum tda18271_i2c_gate gate;
 	enum tda18271_ver id;
 
+	unsigned int config; /* interface to saa713x / tda829x */
 	unsigned int tm_rfcal;
 	unsigned int cal_initialized:1;
 	unsigned int small_i2c:1;
diff --git a/linux/drivers/media/common/tuners/tda18271.h b/linux/drivers/media/common/tuners/tda18271.h
index 7db9831c0..53a9892a1 100644
--- a/linux/drivers/media/common/tuners/tda18271.h
+++ b/linux/drivers/media/common/tuners/tda18271.h
@@ -79,6 +79,16 @@ struct tda18271_config {
 
 	/* some i2c providers cant write all 39 registers at once */
 	unsigned int small_i2c:1;
+
+	/* interface to saa713x / tda829x */
+	unsigned int config;
+};
+
+#define TDA18271_CALLBACK_CMD_AGC_ENABLE 0
+
+enum tda18271_mode {
+	TDA18271_ANALOG = 0,
+	TDA18271_DIGITAL,
 };
 
 #if defined(CONFIG_MEDIA_TUNER_TDA18271) || (defined(CONFIG_MEDIA_TUNER_TDA18271_MODULE) && defined(MODULE))
diff --git a/linux/drivers/media/common/tuners/tda8290.c b/linux/drivers/media/common/tuners/tda8290.c
index b1ef5f1e4..02ebc22a9 100644
--- a/linux/drivers/media/common/tuners/tda8290.c
+++ b/linux/drivers/media/common/tuners/tda8290.c
@@ -647,6 +647,7 @@ static int tda829x_find_tuner(struct dvb_frontend *fe)
 
 	if ((data == 0x83) || (data == 0x84)) {
 		priv->ver |= TDA18271;
+		tda829x_tda18271_config.config = priv->cfg.config;
 		dvb_attach(tda18271_attach, fe, priv->tda827x_addr,
 			   priv->i2c_props.adap, &tda829x_tda18271_config);
 	} else {
diff --git a/linux/drivers/media/common/tuners/xc5000.c b/linux/drivers/media/common/tuners/xc5000.c
index 36c81febb..b0e20bc20 100644
--- a/linux/drivers/media/common/tuners/xc5000.c
+++ b/linux/drivers/media/common/tuners/xc5000.c
@@ -758,7 +758,10 @@ static int xc5000_set_analog_params(struct dvb_frontend *fe,
 	dprintk(1, "%s() frequency=%d (in units of 62.5khz)\n",
 		__func__, params->frequency);
 
-	priv->rf_mode = XC_RF_MODE_CABLE; /* Fix me: it could be air. */
+	/* Fix me: it could be air. */
+	priv->rf_mode = params->mode;
+	if (params->mode > XC_RF_MODE_CABLE)
+		priv->rf_mode = XC_RF_MODE_CABLE;
 
 	/* params->frequency is in units of 62.5khz */
 	priv->freq_hz = params->frequency * 62500;
diff --git a/linux/drivers/media/dvb/b2c2/flexcop-pci.c b/linux/drivers/media/dvb/b2c2/flexcop-pci.c
index 2905ffccf..72710fee2 100644
--- a/linux/drivers/media/dvb/b2c2/flexcop-pci.c
+++ b/linux/drivers/media/dvb/b2c2/flexcop-pci.c
@@ -133,6 +133,7 @@ static void flexcop_pci_irq_check_work(struct work_struct *work)
 			deb_chk("no IRQ since the last check\n");
 			if (fc_pci->stream_problem++ == 3) {
 				struct dvb_demux_feed *feed;
+				deb_info("flexcop-pci: stream problem, resetting pid filter\n");
 
 				spin_lock_irq(&fc->demux.lock);
 				list_for_each_entry(feed, &fc->demux.feed_list,
diff --git a/linux/drivers/media/dvb/bt8xx/dst.c b/linux/drivers/media/dvb/bt8xx/dst.c
index 29e8f1546..fec1d77fa 100644
--- a/linux/drivers/media/dvb/bt8xx/dst.c
+++ b/linux/drivers/media/dvb/bt8xx/dst.c
@@ -1683,7 +1683,7 @@ static int dst_tune_frontend(struct dvb_frontend* fe,
 
 static int dst_get_tuning_algo(struct dvb_frontend *fe)
 {
-	return dst_algo;
+	return dst_algo ? DVBFE_ALGO_HW : DVBFE_ALGO_SW;
 }
 
 static int dst_get_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
diff --git a/linux/drivers/media/dvb/dvb-core/dvb_frontend.c b/linux/drivers/media/dvb/dvb-core/dvb_frontend.c
index 05b327403..da2890b22 100644
--- a/linux/drivers/media/dvb/dvb-core/dvb_frontend.c
+++ b/linux/drivers/media/dvb/dvb-core/dvb_frontend.c
@@ -1396,9 +1396,6 @@ static int dtv_property_process_set(struct dvb_frontend *fe,
 		dprintk("%s() Finalised property cache\n", __func__);
 		dtv_property_cache_submit(fe);
 
-		/* Request the search algorithm to search */
-		fepriv->algo_status |= DVBFE_ALGO_SEARCH_AGAIN;
-
 		r |= dvb_frontend_ioctl_legacy(inode, file, FE_SET_FRONTEND,
 			&fepriv->parameters);
 		break;
@@ -1832,6 +1829,10 @@ static int dvb_frontend_ioctl_legacy(struct inode *inode, struct file *file,
 			fepriv->min_delay = (dvb_override_tune_delay * HZ) / 1000;
 
 		fepriv->state = FESTATE_RETUNE;
+
+		/* Request the search algorithm to search */
+		fepriv->algo_status |= DVBFE_ALGO_SEARCH_AGAIN;
+
 		dvb_frontend_wakeup(fe);
 		dvb_frontend_add_event(fe, 0);
 		fepriv->status = 0;
diff --git a/linux/drivers/media/dvb/dvb-usb/Kconfig b/linux/drivers/media/dvb/dvb-usb/Kconfig
index bbddc9fb6..b899d509a 100644
--- a/linux/drivers/media/dvb/dvb-usb/Kconfig
+++ b/linux/drivers/media/dvb/dvb-usb/Kconfig
@@ -69,15 +69,17 @@ config DVB_USB_DIBUSB_MC
 config DVB_USB_DIB0700
 	tristate "DiBcom DiB0700 USB DVB devices (see help for supported devices)"
 	depends on DVB_USB
-	select DVB_DIB7000P
-	select DVB_DIB7000M
-	select DVB_DIB3000MC
+	select DVB_DIB7000P if !DVB_FE_CUSTOMISE
+	select DVB_DIB7000M if !DVB_FE_CUSTOMISE
+	select DVB_DIB3000MC if !DVB_FE_CUSTOMISE
 	select DVB_S5H1411 if !DVB_FE_CUSTOMISE
-	select DVB_TUNER_DIB0070
+	select DVB_LGDT3305 if !DVB_FE_CUSTOMISE
+	select DVB_TUNER_DIB0070 if !DVB_FE_CUSTOMISE
 	select MEDIA_TUNER_MT2060 if !MEDIA_TUNER_CUSTOMIZE
 	select MEDIA_TUNER_MT2266 if !MEDIA_TUNER_CUSTOMIZE
 	select MEDIA_TUNER_XC2028 if !MEDIA_TUNER_CUSTOMIZE
 	select MEDIA_TUNER_XC5000 if !MEDIA_TUNER_CUSTOMIZE
+	select MEDIA_TUNER_MXL5007T if !MEDIA_TUNER_CUSTOMIZE
 	help
 	  Support for USB2.0/1.1 DVB receivers based on the DiB0700 USB bridge. The
 	  USB bridge is also present in devices having the DiB7700 DVB-T-USB
@@ -96,6 +98,7 @@ config DVB_USB_UMT_010
 	select DVB_PLL if !DVB_FE_CUSTOMISE
 	select DVB_DIB3000MC
 	select MEDIA_TUNER_MT2060 if !MEDIA_TUNER_CUSTOMIZE
+	select DVB_MT352 if !DVB_FE_CUSTOMISE
 	help
 	  Say Y here to support the HanfTek UMT-010 USB2.0 stick-sized DVB-T receiver.
 
@@ -108,6 +111,7 @@ config DVB_USB_CXUSB
 	select DVB_MT352 if !DVB_FE_CUSTOMISE
 	select DVB_ZL10353 if !DVB_FE_CUSTOMISE
 	select DVB_DIB7000P if !DVB_FE_CUSTOMISE
+	select DVB_LGS8GL5 if !DVB_FE_CUSTOMISE
 	select DVB_TUNER_DIB0070 if !DVB_FE_CUSTOMISE
 	select MEDIA_TUNER_SIMPLE if !MEDIA_TUNER_CUSTOMIZE
 	select MEDIA_TUNER_XC2028 if !MEDIA_TUNER_CUSTOMIZE
diff --git a/linux/drivers/media/dvb/dvb-usb/dib0700_devices.c b/linux/drivers/media/dvb/dvb-usb/dib0700_devices.c
index 8877215cb..d8901f7a8 100644
--- a/linux/drivers/media/dvb/dvb-usb/dib0700_devices.c
+++ b/linux/drivers/media/dvb/dvb-usb/dib0700_devices.c
@@ -17,6 +17,8 @@
 #include "xc5000.h"
 #include "s5h1411.h"
 #include "dib0070.h"
+#include "lgdt3305.h"
+#include "mxl5007t.h"
 
 static int force_lna_activation;
 module_param(force_lna_activation, int, 0644);
@@ -1370,6 +1372,76 @@ static int xc5000_tuner_attach(struct dvb_usb_adapter *adap)
 		== NULL ? -ENODEV : 0;
 }
 
+static struct lgdt3305_config hcw_lgdt3305_config = {
+	.i2c_addr           = 0x0e,
+	.mpeg_mode          = LGDT3305_MPEG_PARALLEL,
+	.tpclk_edge         = LGDT3305_TPCLK_FALLING_EDGE,
+	.tpvalid_polarity   = LGDT3305_TP_VALID_LOW,
+	.deny_i2c_rptr      = 0,
+	.spectral_inversion = 1,
+	.qam_if_khz         = 6000,
+	.vsb_if_khz         = 6000,
+	.usref_8vsb         = 0x0500,
+};
+
+static struct mxl5007t_config hcw_mxl5007t_config = {
+	.xtal_freq_hz = MxL_XTAL_25_MHZ,
+	.if_freq_hz = MxL_IF_6_MHZ,
+	.invert_if = 1,
+#if 0
+	.loop_thru_enable = 1,
+	.clk_out_enable = 1,
+#endif
+};
+
+/* TIGER-ATSC map:
+   GPIO0  - LNA_CTR  (H: LNA power enabled, L: LNA power disabled)
+   GPIO1  - ANT_SEL  (H: VPA, L: MCX)
+   GPIO4  - SCL2
+   GPIO6  - EN_TUNER
+   GPIO7  - SDA2
+   GPIO10 - DEM_RST
+
+   MXL is behind LG's i2c repeater.  LG is on SCL2/SDA2 gpios on the DIB
+ */
+static int lgdt3305_frontend_attach(struct dvb_usb_adapter *adap)
+{
+	struct dib0700_state *st = adap->dev->priv;
+
+	/* Make use of the new i2c functions from FW 1.20 */
+	st->fw_use_new_i2c_api = 1;
+
+	st->disable_streaming_master_mode = 1;
+
+	/* fe power enable */
+	dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 0);
+	msleep(30);
+	dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
+	msleep(30);
+
+	/* demod reset */
+	dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
+	msleep(30);
+	dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);
+	msleep(30);
+	dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
+	msleep(30);
+
+	adap->fe = dvb_attach(lgdt3305_attach,
+			      &hcw_lgdt3305_config,
+			      &adap->dev->i2c_adap);
+
+	return adap->fe == NULL ? -ENODEV : 0;
+}
+
+static int mxl5007t_tuner_attach(struct dvb_usb_adapter *adap)
+{
+	return dvb_attach(mxl5007t_attach, adap->fe,
+			  &adap->dev->i2c_adap, 0x60,
+			  &hcw_mxl5007t_config) == NULL ? -ENODEV : 0;
+}
+
+
 /* DVB-USB and USB stuff follows */
 struct usb_device_id dib0700_usb_id_table[] = {
 /* 0 */	{ USB_DEVICE(USB_VID_DIBCOM,    USB_PID_DIBCOM_STK7700P) },
@@ -1421,6 +1493,8 @@ struct usb_device_id dib0700_usb_id_table[] = {
 			USB_PID_TERRATEC_CINERGY_DT_XS_DIVERSITY_2) },
 	{ USB_DEVICE(USB_VID_SONY,	USB_PID_SONY_PLAYTV) },
 /* 45 */{ USB_DEVICE(USB_VID_YUAN,      USB_PID_YUAN_PD378S) },
+	{ USB_DEVICE(USB_VID_HAUPPAUGE, USB_PID_HAUPPAUGE_TIGER_ATSC) },
+	{ USB_DEVICE(USB_VID_HAUPPAUGE, USB_PID_HAUPPAUGE_TIGER_ATSC_B210) },
 	{ 0 }		/* Terminating entry */
 };
 MODULE_DEVICE_TABLE(usb, dib0700_usb_id_table);
@@ -1796,6 +1870,31 @@ struct dvb_usb_device_properties dib0700_devices[] = {
 		.rc_key_map       = dib0700_rc_keys,
 		.rc_key_map_size  = ARRAY_SIZE(dib0700_rc_keys),
 		.rc_query         = dib0700_rc_query
+	}, { DIB0700_DEFAULT_DEVICE_PROPERTIES,
+		.num_adapters = 1,
+		.adapter = {
+			{
+				.frontend_attach  = lgdt3305_frontend_attach,
+				.tuner_attach     = mxl5007t_tuner_attach,
+
+				DIB0700_DEFAULT_STREAMING_CONFIG(0x02),
+
+				.size_of_priv = sizeof(struct
+						dib0700_adapter_state),
+			},
+		},
+
+		.num_device_descs = 2,
+		.devices = {
+			{   "Hauppauge ATSC MiniCard (B200)",
+				{ &dib0700_usb_id_table[46], NULL },
+				{ NULL },
+			},
+			{   "Hauppauge ATSC MiniCard (B210)",
+				{ &dib0700_usb_id_table[47], NULL },
+				{ NULL },
+			},
+		},
 	},
 };
 
diff --git a/linux/drivers/media/dvb/dvb-usb/dvb-usb-ids.h b/linux/drivers/media/dvb/dvb-usb/dvb-usb-ids.h
index 6d70576ad..3dfb27174 100644
--- a/linux/drivers/media/dvb/dvb-usb/dvb-usb-ids.h
+++ b/linux/drivers/media/dvb/dvb-usb/dvb-usb-ids.h
@@ -151,6 +151,8 @@
 #define USB_PID_HAUPPAUGE_MYTV_T			0x7080
 #define USB_PID_HAUPPAUGE_NOVA_TD_STICK			0x9580
 #define USB_PID_HAUPPAUGE_NOVA_TD_STICK_52009		0x5200
+#define USB_PID_HAUPPAUGE_TIGER_ATSC			0xb200
+#define USB_PID_HAUPPAUGE_TIGER_ATSC_B210		0xb210
 #define USB_PID_AVERMEDIA_EXPRESS			0xb568
 #define USB_PID_AVERMEDIA_VOLAR				0xa807
 #define USB_PID_AVERMEDIA_VOLAR_2			0xb808
diff --git a/linux/drivers/media/dvb/firewire/firedtv-avc.c b/linux/drivers/media/dvb/firewire/firedtv-avc.c
index b55d9ccaf..d8dae2599 100644
--- a/linux/drivers/media/dvb/firewire/firedtv-avc.c
+++ b/linux/drivers/media/dvb/firewire/firedtv-avc.c
@@ -150,15 +150,20 @@ static void debug_fcp(const u8 *data, size_t length)
 		subunit_type = data[1] >> 3;
 		subunit_id = data[1] & 7;
 		op = subunit_type == 0x1e || subunit_id == 5 ? ~0 : data[2];
-		printk(KERN_INFO "%ssu=%x.%x l=%d: %-8s - %s\n",
+		printk(KERN_INFO "%ssu=%x.%x l=%zu: %-8s - %s\n",
 		       prefix, subunit_type, subunit_id, length,
 		       debug_fcp_ctype(data[0]),
 		       debug_fcp_opcode(op, data, length));
 	}
 
 	if (avc_debug & AVC_DEBUG_FCP_PAYLOADS)
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 22)
 		print_hex_dump(KERN_INFO, prefix, DUMP_PREFIX_NONE, 16, 1,
 			       data, length, false);
+#else
+		print_hex_dump(KERN_INFO, prefix, DUMP_PREFIX_NONE, 16, 1,
+			       (void *)data, length, false);
+#endif
 }
 
 static int __avc_write(struct firedtv *fdtv,
diff --git a/linux/drivers/media/dvb/frontends/Kconfig b/linux/drivers/media/dvb/frontends/Kconfig
index 4059d22a1..5c78f6329 100644
--- a/linux/drivers/media/dvb/frontends/Kconfig
+++ b/linux/drivers/media/dvb/frontends/Kconfig
@@ -1,17 +1,21 @@
-menu "Customise DVB Frontends"
-	depends on DVB_CORE
-
 config DVB_FE_CUSTOMISE
 	bool "Customise the frontend modules to build"
+	depends on DVB_CORE
 	default N
 	help
-	  This allows the user to deselect frontend drivers unnecessary
-	  for their hardware from the build. Use this option with care
-	  as deselecting frontends which are in fact necessary will result
-	  in DVB devices which cannot be tuned due to lack of driver support.
+	  This allows the user to select/deselect frontend drivers for their
+	  hardware from the build.
+
+	  Use this option with care as deselecting frontends which are in fact
+	  necessary will result in DVB devices which cannot be tuned due to lack
+	  of driver support.
 
 	  If unsure say N.
 
+if DVB_FE_CUSTOMISE
+
+menu "Customise DVB Frontends"
+
 comment "Multistandard (satellite) frontends"
 	depends on DVB_CORE
 
@@ -309,6 +313,13 @@ config DVB_TDA10048
 	help
 	  A DVB-T tuner module. Say Y when you want to support this frontend.
 
+config DVB_AF9013
+	tristate "Afatech AF9013 demodulator"
+	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
+	help
+	  Say Y when you want to support this frontend.
+
 comment "DVB-C (cable) frontends"
 	depends on DVB_CORE
 
@@ -408,6 +419,14 @@ config DVB_LGDT3304
 	  An ATSC 8VSB and QAM64/256 tuner module. Say Y when you want
 	  to support this frontend.
 
+config DVB_LGDT3305
+	tristate "LG Electronics LGDT3305 based"
+	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
+	help
+	  An ATSC 8VSB and QAM64/256 tuner module. Say Y when you want
+	  to support this frontend.
+
 config DVB_S5H1409
 	tristate "Samsung S5H1409 based"
 	depends on DVB_CORE && I2C
@@ -499,11 +518,6 @@ comment "Tools to develop new frontends"
 config DVB_DUMMY_FE
 	tristate "Dummy frontend driver"
 	default n
-
-config DVB_AF9013
-	tristate "Afatech AF9013 demodulator"
-	depends on DVB_CORE && I2C
-	default m if DVB_FE_CUSTOMISE
-	help
-	  Say Y when you want to support this frontend.
 endmenu
+
+endif
diff --git a/linux/drivers/media/dvb/frontends/Makefile b/linux/drivers/media/dvb/frontends/Makefile
index 1e3866b2f..2a250399b 100644
--- a/linux/drivers/media/dvb/frontends/Makefile
+++ b/linux/drivers/media/dvb/frontends/Makefile
@@ -43,6 +43,7 @@ obj-$(CONFIG_DVB_BCM3510) += bcm3510.o
 obj-$(CONFIG_DVB_S5H1420) += s5h1420.o
 obj-$(CONFIG_DVB_LGDT330X) += lgdt330x.o
 obj-$(CONFIG_DVB_LGDT3304) += lgdt3304.o
+obj-$(CONFIG_DVB_LGDT3305) += lgdt3305.o
 obj-$(CONFIG_DVB_CX24123) += cx24123.o
 obj-$(CONFIG_DVB_LNBP21) += lnbp21.o
 obj-$(CONFIG_DVB_ISL6405) += isl6405.o
diff --git a/linux/drivers/media/dvb/frontends/dib0070.h b/linux/drivers/media/dvb/frontends/dib0070.h
index 21f2c5161..9670f5d20 100644
--- a/linux/drivers/media/dvb/frontends/dib0070.h
+++ b/linux/drivers/media/dvb/frontends/dib0070.h
@@ -58,6 +58,4 @@ static inline u16 dib0070_wbd_offset(struct dvb_frontend *fe)
 }
 #endif
 
-extern void dib0070_ctrl_agc_filter(struct dvb_frontend *, uint8_t open);
-
 #endif
diff --git a/linux/drivers/media/dvb/frontends/dib3000mc.h b/linux/drivers/media/dvb/frontends/dib3000mc.h
index 4142ed7a4..d75ffad2d 100644
--- a/linux/drivers/media/dvb/frontends/dib3000mc.h
+++ b/linux/drivers/media/dvb/frontends/dib3000mc.h
@@ -39,19 +39,43 @@ struct dib3000mc_config {
 #define DEFAULT_DIB3000MC_I2C_ADDRESS 16
 #define DEFAULT_DIB3000P_I2C_ADDRESS  24
 
-#if defined(CONFIG_DVB_DIB3000MC) || (defined(CONFIG_DVB_DIB3000MC_MODULE) && defined(MODULE))
-extern struct dvb_frontend * dib3000mc_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr, struct dib3000mc_config *cfg);
+#if defined(CONFIG_DVB_DIB3000MC) || (defined(CONFIG_DVB_DIB3000MC_MODULE) && \
+				      defined(MODULE))
+extern struct dvb_frontend *dib3000mc_attach(struct i2c_adapter *i2c_adap,
+					     u8 i2c_addr,
+					     struct dib3000mc_config *cfg);
+extern int dib3000mc_i2c_enumeration(struct i2c_adapter *i2c,
+				     int no_of_demods, u8 default_addr,
+				     struct dib3000mc_config cfg[]);
+extern
+struct i2c_adapter *dib3000mc_get_tuner_i2c_master(struct dvb_frontend *demod,
+						   int gating);
 #else
-static inline struct dvb_frontend * dib3000mc_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr, struct dib3000mc_config *cfg)
+static inline
+struct dvb_frontend *dib3000mc_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr,
+				      struct dib3000mc_config *cfg)
 {
 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 	return NULL;
 }
-#endif // CONFIG_DVB_DIB3000MC
 
-extern int dib3000mc_i2c_enumeration(struct i2c_adapter *i2c, int no_of_demods, u8 default_addr, struct dib3000mc_config cfg[]);
+static inline
+int dib3000mc_i2c_enumeration(struct i2c_adapter *i2c,
+			      int no_of_demods, u8 default_addr,
+			      struct dib3000mc_config cfg[])
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+	return -ENODEV;
+}
 
-extern struct i2c_adapter * dib3000mc_get_tuner_i2c_master(struct dvb_frontend *demod, int gating);
+static inline
+struct i2c_adapter *dib3000mc_get_tuner_i2c_master(struct dvb_frontend *demod,
+						   int gating)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+	return NULL;
+}
+#endif // CONFIG_DVB_DIB3000MC
 
 extern int dib3000mc_pid_control(struct dvb_frontend *fe, int index, int pid,int onoff);
 extern int dib3000mc_pid_parse(struct dvb_frontend *fe, int onoff);
diff --git a/linux/drivers/media/dvb/frontends/dib7000m.h b/linux/drivers/media/dvb/frontends/dib7000m.h
index 597e9cc2d..113819ce9 100644
--- a/linux/drivers/media/dvb/frontends/dib7000m.h
+++ b/linux/drivers/media/dvb/frontends/dib7000m.h
@@ -38,8 +38,32 @@ struct dib7000m_config {
 
 #define DEFAULT_DIB7000M_I2C_ADDRESS 18
 
-extern struct dvb_frontend * dib7000m_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr, struct dib7000m_config *cfg);
-extern struct i2c_adapter * dib7000m_get_i2c_master(struct dvb_frontend *, enum dibx000_i2c_interface, int);
+#if defined(CONFIG_DVB_DIB7000M) || (defined(CONFIG_DVB_DIB7000M_MODULE) && \
+				     defined(MODULE))
+extern struct dvb_frontend *dib7000m_attach(struct i2c_adapter *i2c_adap,
+					    u8 i2c_addr,
+					    struct dib7000m_config *cfg);
+extern struct i2c_adapter *dib7000m_get_i2c_master(struct dvb_frontend *,
+						   enum dibx000_i2c_interface,
+						   int);
+#else
+static inline
+struct dvb_frontend *dib7000m_attach(struct i2c_adapter *i2c_adap,
+				     u8 i2c_addr, struct dib7000m_config *cfg)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+	return NULL;
+}
+
+static inline
+struct i2c_adapter *dib7000m_get_i2c_master(struct dvb_frontend *demod,
+					    enum dibx000_i2c_interface intf,
+					    int gating)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+	return NULL;
+}
+#endif
 
 /* TODO
 extern INT dib7000m_set_gpio(struct dibDemod *demod, UCHAR num, UCHAR dir, UCHAR val);
diff --git a/linux/drivers/media/dvb/frontends/dib7000p.h b/linux/drivers/media/dvb/frontends/dib7000p.h
index aab8112e2..02a4c82f0 100644
--- a/linux/drivers/media/dvb/frontends/dib7000p.h
+++ b/linux/drivers/media/dvb/frontends/dib7000p.h
@@ -37,7 +37,8 @@ struct dib7000p_config {
 
 #define DEFAULT_DIB7000P_I2C_ADDRESS 18
 
-#if defined(CONFIG_DVB_DIB7000P) || (defined(CONFIG_DVB_DIB7000P_MODULE) && defined(MODULE))
+#if defined(CONFIG_DVB_DIB7000P) || (defined(CONFIG_DVB_DIB7000P_MODULE) && \
+				     defined(MODULE))
 extern struct dvb_frontend *dib7000p_attach(struct i2c_adapter *i2c_adap,
 					    u8 i2c_addr,
 					    struct dib7000p_config *cfg);
@@ -49,10 +50,11 @@ extern int dib7000p_i2c_enumeration(struct i2c_adapter *i2c,
 				    struct dib7000p_config cfg[]);
 extern int dib7000p_set_gpio(struct dvb_frontend *, u8 num, u8 dir, u8 val);
 extern int dib7000p_set_wbd_ref(struct dvb_frontend *, u16 value);
+extern int dib7000pc_detection(struct i2c_adapter *i2c_adap);
 #else
-static inline struct dvb_frontend *dib7000p_attach(struct i2c_adapter *i2c_adap,
-						   u8 i2c_addr,
-						   struct dib7000p_config *cfg)
+static inline
+struct dvb_frontend *dib7000p_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr,
+				     struct dib7000p_config *cfg)
 {
 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 	return NULL;
@@ -60,36 +62,39 @@ static inline struct dvb_frontend *dib7000p_attach(struct i2c_adapter *i2c_adap,
 
 static inline
 struct i2c_adapter *dib7000p_get_i2c_master(struct dvb_frontend *fe,
-					    enum dibx000_i2c_interface i, int x)
+					    enum dibx000_i2c_interface i,
+					    int x)
 {
 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 	return NULL;
 }
 
-static inline
-int dib7000p_i2c_enumeration(struct i2c_adapter *i2c,
-				    int no_of_demods, u8 default_addr,
-				    struct dib7000p_config cfg[])
+static inline int dib7000p_i2c_enumeration(struct i2c_adapter *i2c,
+					   int no_of_demods, u8 default_addr,
+					   struct dib7000p_config cfg[])
 {
 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 	return -ENODEV;
 }
 
-static inline
-int dib7000p_set_gpio(struct dvb_frontend *fe, u8 num, u8 dir, u8 val)
+static inline int dib7000p_set_gpio(struct dvb_frontend *fe,
+				    u8 num, u8 dir, u8 val)
 {
 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 	return -ENODEV;
 }
 
-static inline
-int dib7000p_set_wbd_ref(struct dvb_frontend *fe, u16 value)
+static inline int dib7000p_set_wbd_ref(struct dvb_frontend *fe, u16 value)
 {
 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 	return -ENODEV;
 }
-#endif
 
-extern int dib7000pc_detection(struct i2c_adapter *i2c_adap);
+static inline int dib7000pc_detection(struct i2c_adapter *i2c_adap)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+	return -ENODEV;
+}
+#endif
 
 #endif
diff --git a/linux/drivers/media/dvb/frontends/lgdt3305.c b/linux/drivers/media/dvb/frontends/lgdt3305.c
new file mode 100644
index 000000000..f0c0c8199
--- /dev/null
+++ b/linux/drivers/media/dvb/frontends/lgdt3305.c
@@ -0,0 +1,1115 @@
+/*
+ *    Support for LGDT3305 - VSB/QAM
+ *
+ *    Copyright (C) 2008, 2009 Michael Krufky <mkrufky@linuxtv.org>
+ *
+ *    This program is free software; you can redistribute it and/or modify
+ *    it under the terms of the GNU General Public License as published by
+ *    the Free Software Foundation; either version 2 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *    GNU General Public License for more details.
+ *
+ *    You should have received a copy of the GNU General Public License
+ *    along with this program; if not, write to the Free Software
+ *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include "compat.h"
+#include <linux/dvb/frontend.h>
+#include "dvb_math.h"
+#include "lgdt3305.h"
+
+static int debug;
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "set debug level (info=1, reg=2 (or-able))");
+
+#define DBG_INFO 1
+#define DBG_REG  2
+
+#define lg_printk(kern, fmt, arg...)					\
+	printk(kern "%s: " fmt, __func__, ##arg)
+
+#define lg_info(fmt, arg...)	printk(KERN_INFO "lgdt3305: " fmt, ##arg)
+#define lg_warn(fmt, arg...)	lg_printk(KERN_WARNING,       fmt, ##arg)
+#define lg_err(fmt, arg...)	lg_printk(KERN_ERR,           fmt, ##arg)
+#define lg_dbg(fmt, arg...) if (debug & DBG_INFO)			\
+				lg_printk(KERN_DEBUG,         fmt, ##arg)
+#define lg_reg(fmt, arg...) if (debug & DBG_REG)			\
+				lg_printk(KERN_DEBUG,         fmt, ##arg)
+
+#define lg_fail(ret)							\
+({									\
+	int __ret;							\
+	__ret = (ret < 0);						\
+	if (__ret)							\
+		lg_err("error %d on line %d\n",	ret, __LINE__);		\
+	__ret;								\
+})
+
+struct lgdt3305_state {
+	struct i2c_adapter *i2c_adap;
+	const struct lgdt3305_config *cfg;
+
+	struct dvb_frontend frontend;
+
+	fe_modulation_t current_modulation;
+	u32 current_frequency;
+	u32 snr;
+};
+
+/* ------------------------------------------------------------------------ */
+
+#define LGDT3305_GEN_CTRL_1                   0x0000
+#define LGDT3305_GEN_CTRL_2                   0x0001
+#define LGDT3305_GEN_CTRL_3                   0x0002
+#define LGDT3305_GEN_STATUS                   0x0003
+#define LGDT3305_GEN_CONTROL                  0x0007
+#define LGDT3305_GEN_CTRL_4                   0x000a
+#define LGDT3305_DGTL_AGC_REF_1               0x0012
+#define LGDT3305_DGTL_AGC_REF_2               0x0013
+#define LGDT3305_CR_CTR_FREQ_1                0x0106
+#define LGDT3305_CR_CTR_FREQ_2                0x0107
+#define LGDT3305_CR_CTR_FREQ_3                0x0108
+#define LGDT3305_CR_CTR_FREQ_4                0x0109
+#define LGDT3305_CR_MSE_1                     0x011b
+#define LGDT3305_CR_MSE_2                     0x011c
+#define LGDT3305_CR_LOCK_STATUS               0x011d
+#define LGDT3305_CR_CTRL_7                    0x0126
+#define LGDT3305_AGC_POWER_REF_1              0x0300
+#define LGDT3305_AGC_POWER_REF_2              0x0301
+#define LGDT3305_AGC_DELAY_PT_1               0x0302
+#define LGDT3305_AGC_DELAY_PT_2               0x0303
+#define LGDT3305_RFAGC_LOOP_FLTR_BW_1         0x0306
+#define LGDT3305_RFAGC_LOOP_FLTR_BW_2         0x0307
+#define LGDT3305_IFBW_1                       0x0308
+#define LGDT3305_IFBW_2                       0x0309
+#define LGDT3305_AGC_CTRL_1                   0x030c
+#define LGDT3305_AGC_CTRL_4                   0x0314
+#define LGDT3305_EQ_MSE_1                     0x0413
+#define LGDT3305_EQ_MSE_2                     0x0414
+#define LGDT3305_EQ_MSE_3                     0x0415
+#define LGDT3305_PT_MSE_1                     0x0417
+#define LGDT3305_PT_MSE_2                     0x0418
+#define LGDT3305_PT_MSE_3                     0x0419
+#define LGDT3305_FEC_BLOCK_CTRL               0x0504
+#define LGDT3305_FEC_LOCK_STATUS              0x050a
+#define LGDT3305_FEC_PKT_ERR_1                0x050c
+#define LGDT3305_FEC_PKT_ERR_2                0x050d
+#define LGDT3305_TP_CTRL_1                    0x050e
+#define LGDT3305_BERT_PERIOD                  0x0801
+#define LGDT3305_BERT_ERROR_COUNT_1           0x080a
+#define LGDT3305_BERT_ERROR_COUNT_2           0x080b
+#define LGDT3305_BERT_ERROR_COUNT_3           0x080c
+#define LGDT3305_BERT_ERROR_COUNT_4           0x080d
+
+static int lgdt3305_write_reg(struct lgdt3305_state *state, u16 reg, u8 val)
+{
+	int ret;
+	u8 buf[] = { reg >> 8, reg & 0xff, val };
+	struct i2c_msg msg = {
+		.addr = state->cfg->i2c_addr, .flags = 0,
+		.buf = buf, .len = 3,
+	};
+
+	lg_reg("reg: 0x%04x, val: 0x%02x\n", reg, val);
+
+	ret = i2c_transfer(state->i2c_adap, &msg, 1);
+
+	if (ret != 1) {
+		lg_err("error (addr %02x %02x <- %02x, err = %i)\n",
+		       msg.buf[0], msg.buf[1], msg.buf[2], ret);
+		if (ret < 0)
+			return ret;
+		else
+			return -EREMOTEIO;
+	}
+	return 0;
+}
+
+static int lgdt3305_read_reg(struct lgdt3305_state *state, u16 reg, u8 *val)
+{
+	int ret;
+	u8 reg_buf[] = { reg >> 8, reg & 0xff };
+	struct i2c_msg msg[] = {
+		{ .addr = state->cfg->i2c_addr,
+		  .flags = 0, .buf = reg_buf, .len = 2 },
+		{ .addr = state->cfg->i2c_addr,
+		  .flags = I2C_M_RD, .buf = val, .len = 1 },
+	};
+
+	lg_reg("reg: 0x%04x\n", reg);
+
+	ret = i2c_transfer(state->i2c_adap, msg, 2);
+
+	if (ret != 2) {
+		lg_err("error (addr %02x reg %04x error (ret == %i)\n",
+		       state->cfg->i2c_addr, reg, ret);
+		if (ret < 0)
+			return ret;
+		else
+			return -EREMOTEIO;
+	}
+	return 0;
+}
+
+#define read_reg(state, reg)						\
+({									\
+	u8 __val;							\
+	int ret = lgdt3305_read_reg(state, reg, &__val);		\
+	if (lg_fail(ret))						\
+		__val = 0;						\
+	__val;								\
+})
+
+static int lgdt3305_set_reg_bit(struct lgdt3305_state *state,
+				u16 reg, int bit, int onoff)
+{
+	u8 val;
+	int ret;
+
+	lg_reg("reg: 0x%04x, bit: %d, level: %d\n", reg, bit, onoff);
+
+	ret = lgdt3305_read_reg(state, reg, &val);
+	if (lg_fail(ret))
+		goto fail;
+
+	val &= ~(1 << bit);
+	val |= (onoff & 1) << bit;
+
+	ret = lgdt3305_write_reg(state, reg, val);
+fail:
+	return ret;
+}
+
+struct lgdt3305_reg {
+	u16 reg;
+	u8 val;
+};
+
+static int lgdt3305_write_regs(struct lgdt3305_state *state,
+			       struct lgdt3305_reg *regs, int len)
+{
+	int i, ret;
+
+	lg_reg("writing %d registers...\n", len);
+
+	for (i = 0; i < len - 1; i++) {
+		ret = lgdt3305_write_reg(state, regs[i].reg, regs[i].val);
+		if (lg_fail(ret))
+			return ret;
+	}
+	return 0;
+}
+
+/* ------------------------------------------------------------------------ */
+
+static int lgdt3305_soft_reset(struct lgdt3305_state *state)
+{
+	int ret;
+
+	lg_dbg("\n");
+
+	ret = lgdt3305_set_reg_bit(state, LGDT3305_GEN_CTRL_3, 0, 0);
+	if (lg_fail(ret))
+		goto fail;
+
+	msleep(20);
+	ret = lgdt3305_set_reg_bit(state, LGDT3305_GEN_CTRL_3, 0, 1);
+fail:
+	return ret;
+}
+
+static inline int lgdt3305_mpeg_mode(struct lgdt3305_state *state,
+				     enum lgdt3305_mpeg_mode mode)
+{
+	lg_dbg("(%d)\n", mode);
+	return lgdt3305_set_reg_bit(state, LGDT3305_TP_CTRL_1, 5, mode);
+}
+
+static int lgdt3305_mpeg_mode_polarity(struct lgdt3305_state *state,
+				       enum lgdt3305_tp_clock_edge edge,
+				       enum lgdt3305_tp_valid_polarity valid)
+{
+	u8 val;
+	int ret;
+
+	lg_dbg("edge = %d, valid = %d\n", edge, valid);
+
+	ret = lgdt3305_read_reg(state, LGDT3305_TP_CTRL_1, &val);
+	if (lg_fail(ret))
+		goto fail;
+
+	val &= ~0x09;
+
+	if (edge)
+		val |= 0x08;
+	if (valid)
+		val |= 0x01;
+
+	ret = lgdt3305_write_reg(state, LGDT3305_TP_CTRL_1, val);
+	if (lg_fail(ret))
+		goto fail;
+
+	ret = lgdt3305_soft_reset(state);
+fail:
+	return ret;
+}
+
+static int lgdt3305_set_modulation(struct lgdt3305_state *state,
+				   struct dvb_frontend_parameters *param)
+{
+	u8 opermode;
+	int ret;
+
+	lg_dbg("\n");
+
+	ret = lgdt3305_read_reg(state, LGDT3305_GEN_CTRL_1, &opermode);
+	if (lg_fail(ret))
+		goto fail;
+
+	opermode &= ~0x03;
+
+	switch (param->u.vsb.modulation) {
+	case VSB_8:
+		opermode |= 0x03;
+		break;
+	case QAM_64:
+		opermode |= 0x00;
+		break;
+	case QAM_256:
+		opermode |= 0x01;
+		break;
+	default:
+		return -EINVAL;
+	}
+	ret = lgdt3305_write_reg(state, LGDT3305_GEN_CTRL_1, opermode);
+fail:
+	return ret;
+}
+
+static int lgdt3305_set_filter_extension(struct lgdt3305_state *state,
+					 struct dvb_frontend_parameters *param)
+{
+	int val;
+
+	switch (param->u.vsb.modulation) {
+	case VSB_8:
+		val = 0;
+		break;
+	case QAM_64:
+	case QAM_256:
+		val = 1;
+		break;
+	default:
+		return -EINVAL;
+	}
+	lg_dbg("val = %d\n", val);
+
+	return lgdt3305_set_reg_bit(state, 0x043f, 2, val);
+}
+
+/* ------------------------------------------------------------------------ */
+
+static int lgdt3305_passband_digital_agc(struct lgdt3305_state *state,
+					 struct dvb_frontend_parameters *param)
+{
+	u16 agc_ref;
+
+	switch (param->u.vsb.modulation) {
+	case VSB_8:
+		agc_ref = 0x32c4;
+		break;
+	case QAM_64:
+		agc_ref = 0x2a00;
+		break;
+	case QAM_256:
+		agc_ref = 0x2a80;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	lg_dbg("agc ref: 0x%04x\n", agc_ref);
+
+	lgdt3305_write_reg(state, LGDT3305_DGTL_AGC_REF_1, agc_ref >> 8);
+	lgdt3305_write_reg(state, LGDT3305_DGTL_AGC_REF_2, agc_ref & 0xff);
+
+	return 0;
+}
+
+static int lgdt3305_rfagc_loop(struct lgdt3305_state *state,
+			       struct dvb_frontend_parameters *param)
+{
+	u16 ifbw, rfbw, agcdelay;
+
+	switch (param->u.vsb.modulation) {
+	case VSB_8:
+		agcdelay = 0x04c0;
+		rfbw     = 0x8000;
+		ifbw     = 0x8000;
+		break;
+	case QAM_64:
+	case QAM_256:
+		agcdelay = 0x046b;
+		rfbw     = 0x8889;
+		ifbw     = 0x8888;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	if (state->cfg->rf_agc_loop) {
+		lg_dbg("agcdelay: 0x%04x, rfbw: 0x%04x\n", agcdelay, rfbw);
+
+		/* rf agc loop filter bandwidth */
+		lgdt3305_write_reg(state, LGDT3305_AGC_DELAY_PT_1,
+				   agcdelay >> 8);
+		lgdt3305_write_reg(state, LGDT3305_AGC_DELAY_PT_2,
+				   agcdelay & 0xff);
+
+		lgdt3305_write_reg(state, LGDT3305_RFAGC_LOOP_FLTR_BW_1,
+				   rfbw >> 8);
+		lgdt3305_write_reg(state, LGDT3305_RFAGC_LOOP_FLTR_BW_2,
+				   rfbw & 0xff);
+	} else {
+		lg_dbg("ifbw: 0x%04x\n", ifbw);
+
+		/* if agc loop filter bandwidth */
+		lgdt3305_write_reg(state, LGDT3305_IFBW_1, ifbw >> 8);
+		lgdt3305_write_reg(state, LGDT3305_IFBW_2, ifbw & 0xff);
+	}
+
+	return 0;
+}
+
+static int lgdt3305_agc_setup(struct lgdt3305_state *state,
+			      struct dvb_frontend_parameters *param)
+{
+	int lockdten, acqen;
+
+	switch (param->u.vsb.modulation) {
+	case VSB_8:
+		lockdten = 0;
+		acqen = 0;
+		break;
+	case QAM_64:
+	case QAM_256:
+		lockdten = 1;
+		acqen = 1;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	lg_dbg("lockdten = %d, acqen = %d\n", lockdten, acqen);
+
+	/* control agc function */
+	lgdt3305_write_reg(state, LGDT3305_AGC_CTRL_4, 0xe1 | lockdten << 1);
+	lgdt3305_set_reg_bit(state, LGDT3305_AGC_CTRL_1, 2, acqen);
+
+	return lgdt3305_rfagc_loop(state, param);
+}
+
+static int lgdt3305_set_agc_power_ref(struct lgdt3305_state *state,
+				      struct dvb_frontend_parameters *param)
+{
+	u16 usref = 0;
+
+	switch (param->u.vsb.modulation) {
+	case VSB_8:
+		if (state->cfg->usref_8vsb)
+			usref = state->cfg->usref_8vsb;
+		break;
+	case QAM_64:
+		if (state->cfg->usref_qam64)
+			usref = state->cfg->usref_qam64;
+		break;
+	case QAM_256:
+		if (state->cfg->usref_qam256)
+			usref = state->cfg->usref_qam256;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	if (usref) {
+		lg_dbg("set manual mode: 0x%04x\n", usref);
+
+		lgdt3305_set_reg_bit(state, LGDT3305_AGC_CTRL_1, 3, 1);
+
+		lgdt3305_write_reg(state, LGDT3305_AGC_POWER_REF_1,
+				   0xff & (usref >> 8));
+		lgdt3305_write_reg(state, LGDT3305_AGC_POWER_REF_2,
+				   0xff & (usref >> 0));
+	}
+	return 0;
+}
+
+/* ------------------------------------------------------------------------ */
+
+static int lgdt3305_spectral_inversion(struct lgdt3305_state *state,
+				       struct dvb_frontend_parameters *param,
+				       int inversion)
+{
+	int ret;
+
+	lg_dbg("(%d)\n", inversion);
+
+	switch (param->u.vsb.modulation) {
+	case VSB_8:
+		ret = lgdt3305_write_reg(state, LGDT3305_CR_CTRL_7,
+					 inversion ? 0xf9 : 0x79);
+		break;
+	case QAM_64:
+	case QAM_256:
+		ret = lgdt3305_write_reg(state, LGDT3305_FEC_BLOCK_CTRL,
+					 inversion ? 0xfd : 0xff);
+		break;
+	default:
+		ret = -EINVAL;
+	}
+	return ret;
+}
+
+static int lgdt3305_set_if(struct lgdt3305_state *state,
+			   struct dvb_frontend_parameters *param)
+{
+	u16 if_freq_khz;
+	u8 nco1, nco2, nco3, nco4;
+	u64 nco;
+
+	switch (param->u.vsb.modulation) {
+	case VSB_8:
+		if_freq_khz = state->cfg->vsb_if_khz;
+		break;
+	case QAM_64:
+	case QAM_256:
+		if_freq_khz = state->cfg->qam_if_khz;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	nco = if_freq_khz / 10;
+
+#define LGDT3305_64BIT_DIVISION_ENABLED 0
+	/* FIXME: 64bit division disabled to avoid linking error:
+	 * WARNING: "__udivdi3" [lgdt3305.ko] undefined!
+	 */
+	switch (param->u.vsb.modulation) {
+	case VSB_8:
+#if LGDT3305_64BIT_DIVISION_ENABLED
+		nco <<= 24;
+		nco /= 625;
+#else
+		nco *= ((1 << 24) / 625);
+#endif
+		break;
+	case QAM_64:
+	case QAM_256:
+#if LGDT3305_64BIT_DIVISION_ENABLED
+		nco <<= 28;
+		nco /= 625;
+#else
+		nco *= ((1 << 28) / 625);
+#endif
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	nco1 = (nco >> 24) & 0x3f;
+	nco1 |= 0x40;
+	nco2 = (nco >> 16) & 0xff;
+	nco3 = (nco >> 8) & 0xff;
+	nco4 = nco & 0xff;
+
+	lgdt3305_write_reg(state, LGDT3305_CR_CTR_FREQ_1, nco1);
+	lgdt3305_write_reg(state, LGDT3305_CR_CTR_FREQ_2, nco2);
+	lgdt3305_write_reg(state, LGDT3305_CR_CTR_FREQ_3, nco3);
+	lgdt3305_write_reg(state, LGDT3305_CR_CTR_FREQ_4, nco4);
+
+	lg_dbg("%d KHz -> [%02x%02x%02x%02x]\n",
+	       if_freq_khz, nco1, nco2, nco3, nco4);
+
+	return 0;
+}
+
+/* ------------------------------------------------------------------------ */
+
+static int lgdt3305_i2c_gate_ctrl(struct dvb_frontend *fe, int enable)
+{
+	struct lgdt3305_state *state = fe->demodulator_priv;
+
+	if (state->cfg->deny_i2c_rptr)
+		return 0;
+
+	lg_dbg("(%d)\n", enable);
+
+	return lgdt3305_set_reg_bit(state, LGDT3305_GEN_CTRL_2, 5,
+				    enable ? 0 : 1);
+}
+
+static int lgdt3305_sleep(struct dvb_frontend *fe)
+{
+	struct lgdt3305_state *state = fe->demodulator_priv;
+	u8 gen_ctrl_3, gen_ctrl_4;
+
+	lg_dbg("\n");
+
+	gen_ctrl_3 = read_reg(state, LGDT3305_GEN_CTRL_3);
+	gen_ctrl_4 = read_reg(state, LGDT3305_GEN_CTRL_4);
+
+	/* hold in software reset while sleeping */
+	gen_ctrl_3 &= ~0x01;
+	/* tristate the IF-AGC pin */
+	gen_ctrl_3 |=  0x02;
+	/* tristate the RF-AGC pin */
+	gen_ctrl_3 |=  0x04;
+
+	/* disable vsb/qam module */
+	gen_ctrl_4 &= ~0x01;
+	/* disable adc module */
+	gen_ctrl_4 &= ~0x02;
+
+	lgdt3305_write_reg(state, LGDT3305_GEN_CTRL_3, gen_ctrl_3);
+	lgdt3305_write_reg(state, LGDT3305_GEN_CTRL_4, gen_ctrl_4);
+
+	return 0;
+}
+
+static int lgdt3305_init(struct dvb_frontend *fe)
+{
+	struct lgdt3305_state *state = fe->demodulator_priv;
+	int ret;
+
+	static struct lgdt3305_reg lgdt3305_init_data[] = {
+		{ .reg = LGDT3305_GEN_CTRL_1,
+		  .val = 0x03, },
+		{ .reg = LGDT3305_GEN_CTRL_2,
+		  .val = 0xb0, },
+		{ .reg = LGDT3305_GEN_CTRL_3,
+		  .val = 0x01, },
+		{ .reg = LGDT3305_GEN_CONTROL,
+		  .val = 0x6f, },
+		{ .reg = LGDT3305_GEN_CTRL_4,
+		  .val = 0x03, },
+		{ .reg = LGDT3305_DGTL_AGC_REF_1,
+		  .val = 0x32, },
+		{ .reg = LGDT3305_DGTL_AGC_REF_2,
+		  .val = 0xc4, },
+		{ .reg = LGDT3305_CR_CTR_FREQ_1,
+		  .val = 0x00, },
+		{ .reg = LGDT3305_CR_CTR_FREQ_2,
+		  .val = 0x00, },
+		{ .reg = LGDT3305_CR_CTR_FREQ_3,
+		  .val = 0x00, },
+		{ .reg = LGDT3305_CR_CTR_FREQ_4,
+		  .val = 0x00, },
+		{ .reg = LGDT3305_CR_CTRL_7,
+		  .val = 0x79, },
+		{ .reg = LGDT3305_AGC_POWER_REF_1,
+		  .val = 0x32, },
+		{ .reg = LGDT3305_AGC_POWER_REF_2,
+		  .val = 0xc4, },
+		{ .reg = LGDT3305_AGC_DELAY_PT_1,
+		  .val = 0x0d, },
+		{ .reg = LGDT3305_AGC_DELAY_PT_2,
+		  .val = 0x30, },
+		{ .reg = LGDT3305_RFAGC_LOOP_FLTR_BW_1,
+		  .val = 0x80, },
+		{ .reg = LGDT3305_RFAGC_LOOP_FLTR_BW_2,
+		  .val = 0x00, },
+		{ .reg = LGDT3305_IFBW_1,
+		  .val = 0x80, },
+		{ .reg = LGDT3305_IFBW_2,
+		  .val = 0x00, },
+		{ .reg = LGDT3305_AGC_CTRL_1,
+		  .val = 0x30, },
+		{ .reg = LGDT3305_AGC_CTRL_4,
+		  .val = 0x61, },
+		{ .reg = LGDT3305_FEC_BLOCK_CTRL,
+		  .val = 0xff, },
+		{ .reg = LGDT3305_TP_CTRL_1,
+		  .val = 0x1b, },
+	};
+
+	lg_dbg("\n");
+
+	ret = lgdt3305_write_regs(state, lgdt3305_init_data,
+				  ARRAY_SIZE(lgdt3305_init_data));
+	if (lg_fail(ret))
+		goto fail;
+
+	ret = lgdt3305_soft_reset(state);
+fail:
+	return ret;
+}
+
+static int lgdt3305_set_parameters(struct dvb_frontend *fe,
+				   struct dvb_frontend_parameters *param)
+{
+	struct lgdt3305_state *state = fe->demodulator_priv;
+	int ret;
+
+	lg_dbg("(%d, %d)\n", param->frequency, param->u.vsb.modulation);
+
+	if (fe->ops.tuner_ops.set_params) {
+		ret = fe->ops.tuner_ops.set_params(fe, param);
+		if (fe->ops.i2c_gate_ctrl)
+			fe->ops.i2c_gate_ctrl(fe, 0);
+		if (lg_fail(ret))
+			goto fail;
+		state->current_frequency = param->frequency;
+	}
+
+	ret = lgdt3305_set_modulation(state, param);
+	if (lg_fail(ret))
+		goto fail;
+
+	ret = lgdt3305_passband_digital_agc(state, param);
+	if (lg_fail(ret))
+		goto fail;
+	ret = lgdt3305_set_agc_power_ref(state, param);
+	if (lg_fail(ret))
+		goto fail;
+	ret = lgdt3305_agc_setup(state, param);
+	if (lg_fail(ret))
+		goto fail;
+
+	/* low if */
+	ret = lgdt3305_write_reg(state, LGDT3305_GEN_CONTROL, 0x2f);
+	if (lg_fail(ret))
+		goto fail;
+	ret = lgdt3305_set_reg_bit(state, LGDT3305_CR_CTR_FREQ_1, 6, 1);
+	if (lg_fail(ret))
+		goto fail;
+
+	ret = lgdt3305_set_if(state, param);
+	if (lg_fail(ret))
+		goto fail;
+	ret = lgdt3305_spectral_inversion(state, param,
+					  state->cfg->spectral_inversion
+					  ? 1 : 0);
+	if (lg_fail(ret))
+		goto fail;
+
+	ret = lgdt3305_set_filter_extension(state, param);
+	if (lg_fail(ret))
+		goto fail;
+
+	state->current_modulation = param->u.vsb.modulation;
+
+	ret = lgdt3305_mpeg_mode(state, state->cfg->mpeg_mode);
+	if (lg_fail(ret))
+		goto fail;
+
+	/* lgdt3305_mpeg_mode_polarity calls lgdt3305_soft_reset */
+	ret = lgdt3305_mpeg_mode_polarity(state,
+					  state->cfg->tpclk_edge,
+					  state->cfg->tpvalid_polarity);
+fail:
+	return ret;
+}
+
+static int lgdt3305_get_frontend(struct dvb_frontend *fe,
+				 struct dvb_frontend_parameters *param)
+{
+	struct lgdt3305_state *state = fe->demodulator_priv;
+
+	lg_dbg("\n");
+
+	param->u.vsb.modulation = state->current_modulation;
+	param->frequency = state->current_frequency;
+	return 0;
+}
+
+/* ------------------------------------------------------------------------ */
+
+static int lgdt3305_read_cr_lock_status(struct lgdt3305_state *state,
+					int *locked)
+{
+	u8 val;
+	int ret;
+	char *cr_lock_state = "";
+
+	*locked = 0;
+
+	ret = lgdt3305_read_reg(state, LGDT3305_CR_LOCK_STATUS, &val);
+	if (lg_fail(ret))
+		goto fail;
+
+	switch (state->current_modulation) {
+	case QAM_256:
+	case QAM_64:
+		if (val & (1 << 1))
+			*locked = 1;
+
+		switch (val & 0x07) {
+		case 0:
+			cr_lock_state = "QAM UNLOCK";
+			break;
+		case 4:
+			cr_lock_state = "QAM 1stLock";
+			break;
+		case 6:
+			cr_lock_state = "QAM 2ndLock";
+			break;
+		case 7:
+			cr_lock_state = "QAM FinalLock";
+			break;
+		default:
+			cr_lock_state = "CLOCKQAM-INVALID!";
+			break;
+		}
+		break;
+	case VSB_8:
+		if (val & (1 << 7)) {
+			*locked = 1;
+			cr_lock_state = "CLOCKVSB";
+		}
+		break;
+	default:
+		ret = -EINVAL;
+	}
+	lg_dbg("(%d) %s\n", *locked, cr_lock_state);
+fail:
+	return ret;
+}
+
+static int lgdt3305_read_fec_lock_status(struct lgdt3305_state *state,
+					 int *locked)
+{
+	u8 val;
+	int ret, mpeg_lock, fec_lock, viterbi_lock;
+
+	*locked = 0;
+
+	switch (state->current_modulation) {
+	case QAM_256:
+	case QAM_64:
+		ret = lgdt3305_read_reg(state,
+					LGDT3305_FEC_LOCK_STATUS, &val);
+		if (lg_fail(ret))
+			goto fail;
+
+		mpeg_lock    = (val & (1 << 0)) ? 1 : 0;
+		fec_lock     = (val & (1 << 2)) ? 1 : 0;
+		viterbi_lock = (val & (1 << 3)) ? 1 : 0;
+
+		*locked = mpeg_lock && fec_lock && viterbi_lock;
+
+		lg_dbg("(%d) %s%s%s\n", *locked,
+		       mpeg_lock    ? "mpeg lock  "  : "",
+		       fec_lock     ? "fec lock  "   : "",
+		       viterbi_lock ? "viterbi lock" : "");
+		break;
+	case VSB_8:
+	default:
+		ret = -EINVAL;
+	}
+fail:
+	return ret;
+}
+
+static int lgdt3305_read_status(struct dvb_frontend *fe, fe_status_t *status)
+{
+	struct lgdt3305_state *state = fe->demodulator_priv;
+	u8 val;
+	int ret, signal, inlock, nofecerr, snrgood,
+		cr_lock, fec_lock, sync_lock;
+
+	*status = 0;
+
+	ret = lgdt3305_read_reg(state, LGDT3305_GEN_STATUS, &val);
+	if (lg_fail(ret))
+		goto fail;
+
+	signal    = (val & (1 << 4)) ? 1 : 0;
+	inlock    = (val & (1 << 3)) ? 0 : 1;
+	sync_lock = (val & (1 << 2)) ? 1 : 0;
+	nofecerr  = (val & (1 << 1)) ? 1 : 0;
+	snrgood   = (val & (1 << 0)) ? 1 : 0;
+
+	lg_dbg("%s%s%s%s%s\n",
+	       signal    ? "SIGNALEXIST " : "",
+	       inlock    ? "INLOCK "      : "",
+	       sync_lock ? "SYNCLOCK "    : "",
+	       nofecerr  ? "NOFECERR "    : "",
+	       snrgood   ? "SNRGOOD "     : "");
+
+	ret = lgdt3305_read_cr_lock_status(state, &cr_lock);
+	if (lg_fail(ret))
+		goto fail;
+
+	if (signal)
+		*status |= FE_HAS_SIGNAL;
+	if (cr_lock)
+		*status |= FE_HAS_CARRIER;
+	if (nofecerr)
+		*status |= FE_HAS_VITERBI;
+	if (sync_lock)
+		*status |= FE_HAS_SYNC;
+
+	switch (state->current_modulation) {
+	case QAM_256:
+	case QAM_64:
+		ret = lgdt3305_read_fec_lock_status(state, &fec_lock);
+		if (lg_fail(ret))
+			goto fail;
+
+		if (fec_lock)
+			*status |= FE_HAS_LOCK;
+		break;
+	case VSB_8:
+		if (inlock)
+			*status |= FE_HAS_LOCK;
+		break;
+	default:
+		ret = -EINVAL;
+	}
+fail:
+	return ret;
+}
+
+/* ------------------------------------------------------------------------ */
+
+/* borrowed from lgdt330x.c */
+static u32 calculate_snr(u32 mse, u32 c)
+{
+	if (mse == 0) /* no signal */
+		return 0;
+
+	mse = intlog10(mse);
+	if (mse > c) {
+		/* Negative SNR, which is possible, but realisticly the
+		demod will lose lock before the signal gets this bad.  The
+		API only allows for unsigned values, so just return 0 */
+		return 0;
+	}
+	return 10*(c - mse);
+}
+
+static int lgdt3305_read_snr(struct dvb_frontend *fe, u16 *snr)
+{
+	struct lgdt3305_state *state = fe->demodulator_priv;
+	u32 noise;	/* noise value */
+	u32 c;		/* per-modulation SNR calculation constant */
+
+	switch (state->current_modulation) {
+	case VSB_8:
+#ifdef USE_PTMSE
+		/* Use Phase Tracker Mean-Square Error Register */
+		/* SNR for ranges from -13.11 to +44.08 */
+		noise =	((read_reg(state, LGDT3305_PT_MSE_1) & 0x07) << 16) |
+			(read_reg(state, LGDT3305_PT_MSE_2) << 8) |
+			(read_reg(state, LGDT3305_PT_MSE_3) & 0xff);
+		c = 73957994; /* log10(25*32^2)*2^24 */
+#else
+		/* Use Equalizer Mean-Square Error Register */
+		/* SNR for ranges from -16.12 to +44.08 */
+		noise =	((read_reg(state, LGDT3305_EQ_MSE_1) & 0x0f) << 16) |
+			(read_reg(state, LGDT3305_EQ_MSE_2) << 8) |
+			(read_reg(state, LGDT3305_EQ_MSE_3) & 0xff);
+		c = 73957994; /* log10(25*32^2)*2^24 */
+#endif
+		break;
+	case QAM_64:
+	case QAM_256:
+		noise = (read_reg(state, LGDT3305_CR_MSE_1) << 8) |
+			(read_reg(state, LGDT3305_CR_MSE_2) & 0xff);
+
+		c = (state->current_modulation == QAM_64) ?
+			97939837 : 98026066;
+		/* log10(688128)*2^24 and log10(696320)*2^24 */
+		break;
+	default:
+		return -EINVAL;
+	}
+	state->snr = calculate_snr(noise, c);
+#if 0
+	/* convert from 8.24 fixed-point to 8.8 */
+	*snr = (state->snr) >> 16;
+#else
+	/* report SNR in dB * 10 */
+	*snr = (state->snr / ((1 << 24) / 10));
+#endif
+	lg_dbg("noise = 0x%08x, snr = %d.%02d dB\n", noise,
+	       state->snr >> 24, (((state->snr >> 8) & 0xffff) * 100) >> 16);
+
+	return 0;
+}
+
+static int lgdt3305_read_signal_strength(struct dvb_frontend *fe,
+					 u16 *strength)
+{
+	/* borrowed from lgdt330x.c
+	 *
+	 * Calculate strength from SNR up to 35dB
+	 * Even though the SNR can go higher than 35dB,
+	 * there is some comfort factor in having a range of
+	 * strong signals that can show at 100%
+	 */
+	struct lgdt3305_state *state = fe->demodulator_priv;
+	u16 snr;
+	int ret;
+
+	*strength = 0;
+
+	ret = fe->ops.read_snr(fe, &snr);
+	if (lg_fail(ret))
+		goto fail;
+	/* Rather than use the 8.8 value snr, use state->snr which is 8.24 */
+	/* scale the range 0 - 35*2^24 into 0 - 65535 */
+	if (state->snr >= 8960 * 0x10000)
+		*strength = 0xffff;
+	else
+		*strength = state->snr / 8960;
+fail:
+	return ret;
+}
+
+/* ------------------------------------------------------------------------ */
+
+static int lgdt3305_read_ber(struct dvb_frontend *fe, u32 *ber)
+{
+#if 0
+	struct lgdt3305_state *state = fe->demodulator_priv;
+	u32 period, biterror;
+	u8 bertperd;
+
+	bertperd = read_reg(state, LGDT3305_BERT_PERIOD) & 0x1f;
+	if (bertperd < 4)
+		bertperd = 4;
+	period = (1 << bertperd);
+
+	biterror =
+		(read_reg(state, LGDT3305_BERT_ERROR_COUNT_1) << 24) |
+		(read_reg(state, LGDT3305_BERT_ERROR_COUNT_2) << 16) |
+		(read_reg(state, LGDT3305_BERT_ERROR_COUNT_3) <<  8) |
+		(read_reg(state, LGDT3305_BERT_ERROR_COUNT_4) & 0xff);
+
+	*ber = (biterror) / period;
+
+	lg_dbg("biterror = %d, period = %d, ber = 0x%x\n",
+	       biterror, period, *ber);
+#else
+	*ber = 0;
+#endif
+	return 0;
+}
+
+static int lgdt3305_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
+{
+	struct lgdt3305_state *state = fe->demodulator_priv;
+
+	*ucblocks =
+		(read_reg(state, LGDT3305_FEC_PKT_ERR_1) << 8) |
+		(read_reg(state, LGDT3305_FEC_PKT_ERR_2) & 0xff);
+
+	return 0;
+}
+
+static int lgdt3305_get_tune_settings(struct dvb_frontend *fe,
+				      struct dvb_frontend_tune_settings
+					*fe_tune_settings)
+{
+	fe_tune_settings->min_delay_ms = 500;
+	lg_dbg("\n");
+	return 0;
+}
+
+static void lgdt3305_release(struct dvb_frontend *fe)
+{
+	struct lgdt3305_state *state = fe->demodulator_priv;
+	lg_dbg("\n");
+	kfree(state);
+}
+
+static struct dvb_frontend_ops lgdt3305_ops;
+
+struct dvb_frontend *lgdt3305_attach(const struct lgdt3305_config *config,
+				     struct i2c_adapter *i2c_adap)
+{
+	struct lgdt3305_state *state = NULL;
+	int ret;
+	u8 val;
+
+	lg_dbg("(%d-%04x)\n",
+	       i2c_adap ? i2c_adapter_id(i2c_adap) : 0,
+	       config ? config->i2c_addr : 0);
+
+	state = kzalloc(sizeof(struct lgdt3305_state), GFP_KERNEL);
+	if (state == NULL)
+		goto fail;
+
+	state->cfg = config;
+	state->i2c_adap = i2c_adap;
+
+	memcpy(&state->frontend.ops, &lgdt3305_ops,
+	       sizeof(struct dvb_frontend_ops));
+	state->frontend.demodulator_priv = state;
+
+	/* verify that we're talking to a lg dt3305 */
+	ret = lgdt3305_read_reg(state, LGDT3305_GEN_CTRL_2, &val);
+	if ((lg_fail(ret)) | (val == 0))
+		goto fail;
+	ret = lgdt3305_write_reg(state, 0x0808, 0x80);
+	if (lg_fail(ret))
+		goto fail;
+	ret = lgdt3305_read_reg(state, 0x0808, &val);
+	if ((lg_fail(ret)) | (val != 0x80))
+		goto fail;
+	ret = lgdt3305_write_reg(state, 0x0808, 0x00);
+	if (lg_fail(ret))
+		goto fail;
+
+	state->current_frequency = -1;
+	state->current_modulation = -1;
+
+	return &state->frontend;
+fail:
+	lg_warn("unable to detect LGDT3305 hardware\n");
+	kfree(state);
+	return NULL;
+}
+EXPORT_SYMBOL(lgdt3305_attach);
+
+static struct dvb_frontend_ops lgdt3305_ops = {
+	.info = {
+		.name = "LG Electronics LGDT3305 VSB/QAM Frontend",
+		.type               = FE_ATSC,
+		.frequency_min      = 54000000,
+		.frequency_max      = 858000000,
+		.frequency_stepsize = 62500,
+		.caps = FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB
+	},
+	.i2c_gate_ctrl        = lgdt3305_i2c_gate_ctrl,
+	.init                 = lgdt3305_init,
+	.sleep                = lgdt3305_sleep,
+	.set_frontend         = lgdt3305_set_parameters,
+	.get_frontend         = lgdt3305_get_frontend,
+	.get_tune_settings    = lgdt3305_get_tune_settings,
+	.read_status          = lgdt3305_read_status,
+	.read_ber             = lgdt3305_read_ber,
+	.read_signal_strength = lgdt3305_read_signal_strength,
+	.read_snr             = lgdt3305_read_snr,
+	.read_ucblocks        = lgdt3305_read_ucblocks,
+	.release              = lgdt3305_release,
+};
+
+MODULE_DESCRIPTION("LG Electronics LGDT3305 ATSC/QAM-B Demodulator Driver");
+MODULE_AUTHOR("Michael Krufky <mkrufky@linuxtv.org>");
+MODULE_LICENSE("GPL");
+MODULE_VERSION("0.1");
+
+/*
+ * Local variables:
+ * c-basic-offset: 8
+ * End:
+ */
diff --git a/linux/drivers/media/dvb/frontends/lgdt3305.h b/linux/drivers/media/dvb/frontends/lgdt3305.h
new file mode 100644
index 000000000..4fa6e52d1
--- /dev/null
+++ b/linux/drivers/media/dvb/frontends/lgdt3305.h
@@ -0,0 +1,85 @@
+/*
+ *    Support for LGDT3305 - VSB/QAM
+ *
+ *    Copyright (C) 2008, 2009 Michael Krufky <mkrufky@linuxtv.org>
+ *
+ *    This program is free software; you can redistribute it and/or modify
+ *    it under the terms of the GNU General Public License as published by
+ *    the Free Software Foundation; either version 2 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *    GNU General Public License for more details.
+ *
+ *    You should have received a copy of the GNU General Public License
+ *    along with this program; if not, write to the Free Software
+ *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#ifndef _LGDT3305_H_
+#define _LGDT3305_H_
+
+#include <linux/i2c.h>
+#include "dvb_frontend.h"
+
+
+enum lgdt3305_mpeg_mode {
+	LGDT3305_MPEG_PARALLEL = 0,
+	LGDT3305_MPEG_SERIAL = 1,
+};
+
+enum lgdt3305_tp_clock_edge {
+	LGDT3305_TPCLK_RISING_EDGE = 0,
+	LGDT3305_TPCLK_FALLING_EDGE = 1,
+};
+
+enum lgdt3305_tp_valid_polarity {
+	LGDT3305_TP_VALID_LOW = 0,
+	LGDT3305_TP_VALID_HIGH = 1,
+};
+
+struct lgdt3305_config {
+	u8 i2c_addr;
+
+	/* user defined IF frequency in KHz */
+	u16 qam_if_khz;
+	u16 vsb_if_khz;
+
+	/* AGC Power reference - defaults are used if left unset */
+	u16 usref_8vsb;   /* default: 0x32c4 */
+	u16 usref_qam64;  /* default: 0x5400 */
+	u16 usref_qam256; /* default: 0x2a80 */
+
+	/* disable i2c repeater - 0:repeater enabled 1:repeater disabled */
+	int deny_i2c_rptr:1;
+
+	/* spectral inversion - 0:disabled 1:enabled */
+	int spectral_inversion:1;
+
+	/* use RF AGC loop - 0:disabled 1:enabled */
+	int rf_agc_loop:1;
+
+	enum lgdt3305_mpeg_mode mpeg_mode;
+	enum lgdt3305_tp_clock_edge tpclk_edge;
+	enum lgdt3305_tp_valid_polarity tpvalid_polarity;
+};
+
+#if defined(CONFIG_DVB_LGDT3305) || (defined(CONFIG_DVB_LGDT3305_MODULE) && \
+				     defined(MODULE))
+extern
+struct dvb_frontend *lgdt3305_attach(const struct lgdt3305_config *config,
+				     struct i2c_adapter *i2c_adap);
+#else
+static inline
+struct dvb_frontend *lgdt3305_attach(const struct lgdt3305_config *config,
+				     struct i2c_adapter *i2c_adap)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+	return NULL;
+}
+#endif /* CONFIG_DVB_LGDT3305 */
+
+#endif /* _LGDT3305_H_ */
diff --git a/linux/drivers/media/dvb/frontends/stb0899_algo.c b/linux/drivers/media/dvb/frontends/stb0899_algo.c
index 3d13968a7..72012ce11 100644
--- a/linux/drivers/media/dvb/frontends/stb0899_algo.c
+++ b/linux/drivers/media/dvb/frontends/stb0899_algo.c
@@ -156,7 +156,7 @@ static void stb0899_first_subrange(struct stb0899_state *state)
 	}
 
 	if (range > 0)
-		internal->sub_range = MIN(internal->srch_range, range);
+		internal->sub_range = min(internal->srch_range, range);
 	else
 		internal->sub_range = 0;
 
@@ -185,7 +185,7 @@ static enum stb0899_status stb0899_check_tmg(struct stb0899_state *state)
 	timing = stb0899_read_reg(state, STB0899_RTF);
 
 	if (lock >= 42) {
-		if ((lock > 48) && (ABS(timing) >= 110)) {
+		if ((lock > 48) && (abs(timing) >= 110)) {
 			internal->status = ANALOGCARRIER;
 			dprintk(state->verbose, FE_DEBUG, 1, "-->ANALOG Carrier !");
 		} else {
@@ -222,7 +222,7 @@ static enum stb0899_status stb0899_search_tmg(struct stb0899_state *state)
 		index++;
 		derot_freq += index * internal->direction * derot_step;	/* next derot zig zag position	*/
 
-		if (ABS(derot_freq) > derot_limit)
+		if (abs(derot_freq) > derot_limit)
 			next_loop--;
 
 		if (next_loop) {
@@ -298,7 +298,7 @@ static enum stb0899_status stb0899_search_carrier(struct stb0899_state *state)
 			last_derot_freq = derot_freq;
 			derot_freq += index * internal->direction * internal->derot_step; /* next zig zag derotator position */
 
-			if(ABS(derot_freq) > derot_limit)
+			if(abs(derot_freq) > derot_limit)
 				next_loop--;
 
 			if (next_loop) {
@@ -400,7 +400,7 @@ static enum stb0899_status stb0899_search_data(struct stb0899_state *state)
 		if ((internal->status != CARRIEROK) || (stb0899_check_data(state) != DATAOK)) {
 
 			derot_freq += index * internal->direction * derot_step;	/* next zig zag derotator position */
-			if (ABS(derot_freq) > derot_limit)
+			if (abs(derot_freq) > derot_limit)
 				next_loop--;
 
 			if (next_loop) {
@@ -467,7 +467,7 @@ static void next_sub_range(struct stb0899_state *state)
 
 	if (internal->sub_dir > 0) {
 		old_sub_range = internal->sub_range;
-		internal->sub_range = MIN((internal->srch_range / 2) -
+		internal->sub_range = min((internal->srch_range / 2) -
 					  (internal->tuner_offst + internal->sub_range / 2),
 					   internal->sub_range);
 
@@ -771,7 +771,7 @@ static long Log2Int(int number)
 	int i;
 
 	i = 0;
-	while ((1 << i) <= ABS(number))
+	while ((1 << i) <= abs(number))
 		i++;
 
 	if (number == 0)
diff --git a/linux/drivers/media/dvb/frontends/stb0899_drv.c b/linux/drivers/media/dvb/frontends/stb0899_drv.c
index 1e38abee5..32841ade0 100644
--- a/linux/drivers/media/dvb/frontends/stb0899_drv.c
+++ b/linux/drivers/media/dvb/frontends/stb0899_drv.c
@@ -794,7 +794,7 @@ static int stb0899_send_diseqc_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t
 	reg = stb0899_read_reg(state, STB0899_DISCNTRL1);
 	old_state = reg;
 	/* set to burst mode	*/
-	STB0899_SETFIELD_VAL(DISEQCMODE, reg, 0x02);
+	STB0899_SETFIELD_VAL(DISEQCMODE, reg, 0x03);
 	STB0899_SETFIELD_VAL(DISPRECHARGE, reg, 0x01);
 	stb0899_write_reg(state, STB0899_DISCNTRL1, reg);
 	switch (burst) {
diff --git a/linux/drivers/media/dvb/frontends/stb0899_priv.h b/linux/drivers/media/dvb/frontends/stb0899_priv.h
index e57ff227b..d2a69d0a3 100644
--- a/linux/drivers/media/dvb/frontends/stb0899_priv.h
+++ b/linux/drivers/media/dvb/frontends/stb0899_priv.h
@@ -59,10 +59,6 @@
 #define MAKEWORD32(a, b, c, d)			(((a) << 24) | ((b) << 16) | ((c) << 8) | (d))
 #define MAKEWORD16(a, b)			(((a) << 8) | (b))
 
-#define MIN(x, y)				((x) <= (y) ? (x) : (y))
-#define MAX(x, y)				((x) >= (y) ? (x) : (y))
-#define ABS(x)					((x) >= 0 ? (x) : -(x))
-
 #define LSB(x)					((x & 0xff))
 #define MSB(y)					((y >> 8) & 0xff)
 
@@ -168,10 +164,10 @@ struct stb0899_internal {
 	u32			freq;			/* Demod internal Frequency		*/
 	u32			srate;			/* Demod internal Symbol rate		*/
 	enum stb0899_fec	fecrate;		/* Demod internal FEC rate		*/
-	u32			srch_range;		/* Demod internal Search Range		*/
-	u32			sub_range;		/* Demod current sub range (Hz)		*/
-	u32			tuner_step;		/* Tuner step (Hz)			*/
-	u32			tuner_offst;		/* Relative offset to carrier (Hz)	*/
+	s32			srch_range;		/* Demod internal Search Range		*/
+	s32			sub_range;		/* Demod current sub range (Hz)		*/
+	s32			tuner_step;		/* Tuner step (Hz)			*/
+	s32			tuner_offst;		/* Relative offset to carrier (Hz)	*/
 	u32			tuner_bw;		/* Current bandwidth of the tuner (Hz)	*/
 
 	s32			mclk;			/* Masterclock Divider factor (binary)	*/
diff --git a/linux/drivers/media/dvb/frontends/stb6100.c b/linux/drivers/media/dvb/frontends/stb6100.c
index 29bc07b86..2b1af36b8 100644
--- a/linux/drivers/media/dvb/frontends/stb6100.c
+++ b/linux/drivers/media/dvb/frontends/stb6100.c
@@ -434,11 +434,11 @@ static int stb6100_init(struct dvb_frontend *fe)
 	status->refclock	= 27000000;	/* Hz	*/
 	status->iqsense		= 1;
 	status->bandwidth	= 36000;	/* kHz	*/
-	state->bandwidth	= status->bandwidth * 1000;	/* MHz	*/
+	state->bandwidth	= status->bandwidth * 1000;	/* Hz	*/
 	state->reference	= status->refclock / 1000;	/* kHz	*/
 
 	/* Set default bandwidth.	*/
-	return stb6100_set_bandwidth(fe, status->bandwidth);
+	return stb6100_set_bandwidth(fe, state->bandwidth);
 }
 
 static int stb6100_get_state(struct dvb_frontend *fe,
diff --git a/linux/drivers/media/dvb/frontends/stv0900_core.c b/linux/drivers/media/dvb/frontends/stv0900_core.c
index c86c3017e..1fde0e255 100644
--- a/linux/drivers/media/dvb/frontends/stv0900_core.c
+++ b/linux/drivers/media/dvb/frontends/stv0900_core.c
@@ -34,8 +34,8 @@
 #include "stv0900_priv.h"
 #include "stv0900_init.h"
 
-int debug = 1;
-module_param(debug, int, 0644);
+static int stvdebug = 1;
+module_param_named(debug, stvdebug, int, 0644);
 
 /* internal params node */
 struct stv0900_inode {
@@ -59,20 +59,10 @@ static struct stv0900_inode *find_inode(struct i2c_adapter *i2c_adap,
 		 find it by i2c adapter and i2c address */
 		while ((temp_chip != NULL) &&
 			((temp_chip->internal->i2c_adap != i2c_adap) ||
-			(temp_chip->internal->i2c_addr != i2c_addr))) {
+			(temp_chip->internal->i2c_addr != i2c_addr)))
 
 			temp_chip = temp_chip->next_inode;
-			dprintk(KERN_INFO "%s: store.adap %x\n", __func__,
-				(int)&(*temp_chip->internal->i2c_adap));
-			dprintk(KERN_INFO "%s: init.adap %x\n", __func__,
-				(int)&(*i2c_adap));
-		}
-		if (temp_chip != NULL) {/* find by i2c adapter & address */
-			dprintk(KERN_INFO "%s: store.adap %x\n", __func__,
-				(int)temp_chip->internal->i2c_adap);
-			dprintk(KERN_INFO "%s: init.adap %x\n", __func__,
-				(int)i2c_adap);
-		}
+
 	}
 
 	return temp_chip;
@@ -1496,7 +1486,7 @@ static enum dvbfe_search stv0900_search(struct dvb_frontend *fe,
 
 	enum fe_stv0900_error error = STV0900_NO_ERROR;
 
-	dprintk(KERN_INFO "%s: Internal = %x\n", __func__, (u32)i_params);
+	dprintk(KERN_INFO "%s: ", __func__);
 
 	p_result.locked = FALSE;
 	p_search.path = state->demod;
@@ -1619,7 +1609,7 @@ static int stv0900_read_status(struct dvb_frontend *fe, enum fe_status *status)
 {
 	struct stv0900_state *state = fe->demodulator_priv;
 
-	dprintk("%s: Internal = %x\n", __func__, (unsigned int)state->internal);
+	dprintk("%s: ", __func__);
 
 	if ((stv0900_status(state->internal, state->demod)) == TRUE) {
 		dprintk("DEMOD LOCK OK\n");
@@ -1935,8 +1925,6 @@ struct dvb_frontend *stv0900_attach(const struct stv0900_config *config,
 		if (err_stv0900)
 			goto error;
 
-		dprintk(KERN_INFO "%s: Init Result = %d, handle_stv0900 = %x\n",
-			__func__, err_stv0900, (unsigned int)state->internal);
 		break;
 	default:
 		goto error;
diff --git a/linux/drivers/media/dvb/frontends/stv0900_priv.h b/linux/drivers/media/dvb/frontends/stv0900_priv.h
index 28350fbeb..762d5af62 100644
--- a/linux/drivers/media/dvb/frontends/stv0900_priv.h
+++ b/linux/drivers/media/dvb/frontends/stv0900_priv.h
@@ -62,11 +62,11 @@
 
 #define dmd_choose(a, b)	(demod = STV0900_DEMOD_2 ? b : a))
 
-extern int debug;
+static int stvdebug;
 
 #define dprintk(args...) \
 	do { \
-		if (debug) \
+		if (stvdebug) \
 			printk(KERN_DEBUG args); \
 	} while (0)
 
diff --git a/linux/drivers/media/dvb/frontends/zl10036.c b/linux/drivers/media/dvb/frontends/zl10036.c
index e22a0b381..67cdb056f 100644
--- a/linux/drivers/media/dvb/frontends/zl10036.c
+++ b/linux/drivers/media/dvb/frontends/zl10036.c
@@ -30,6 +30,7 @@
 #include <linux/module.h>
 #include <linux/dvb/frontend.h>
 #include <asm/types.h>
+#include "compat.h"
 
 #include "zl10036.h"
 
diff --git a/linux/drivers/media/dvb/frontends/zl10353.c b/linux/drivers/media/dvb/frontends/zl10353.c
index be5d7ef7c..96ccc1720 100644
--- a/linux/drivers/media/dvb/frontends/zl10353.c
+++ b/linux/drivers/media/dvb/frontends/zl10353.c
@@ -601,7 +601,7 @@ static int zl10353_i2c_gate_ctrl(struct dvb_frontend* fe, int enable)
 	struct zl10353_state *state = fe->demodulator_priv;
 	u8 val = 0x0a;
 
-	if (state->config.no_tuner) {
+	if (state->config.disable_i2c_gate_ctrl) {
 		/* No tuner attached to the internal I2C bus */
 		/* If set enable I2C bridge, the main I2C bus stopped hardly */
 		return 0;
diff --git a/linux/drivers/media/dvb/frontends/zl10353.h b/linux/drivers/media/dvb/frontends/zl10353.h
index fdbb88ff7..2287bac46 100644
--- a/linux/drivers/media/dvb/frontends/zl10353.h
+++ b/linux/drivers/media/dvb/frontends/zl10353.h
@@ -38,6 +38,9 @@ struct zl10353_config
 
 	/* set if parallel ts output is required */
 	int parallel_ts;
+
+	/* set if i2c_gate_ctrl disable is required */
+	u8 disable_i2c_gate_ctrl:1;
 };
 
 #if defined(CONFIG_DVB_ZL10353) || (defined(CONFIG_DVB_ZL10353_MODULE) && defined(MODULE))
diff --git a/linux/drivers/media/radio/radio-aimslab.c b/linux/drivers/media/radio/radio-aimslab.c
index 384aa928f..29834df05 100644
--- a/linux/drivers/media/radio/radio-aimslab.c
+++ b/linux/drivers/media/radio/radio-aimslab.c
@@ -32,15 +32,16 @@
 #include <linux/init.h>		/* Initdata			*/
 #include <linux/ioport.h>	/* request_region		*/
 #include <linux/delay.h>	/* udelay			*/
-#include <asm/io.h>		/* outb, outb_p			*/
-#include <asm/uaccess.h>	/* copy to/from user		*/
-#include "compat.h"
 #include <linux/videodev2.h>	/* kernel radio structs		*/
-#include <media/v4l2-common.h>
+#include <linux/version.h>	/* for KERNEL_VERSION MACRO	*/
+#include <linux/io.h>		/* outb, outb_p			*/
+#include <media/v4l2-device.h>
 #include <media/v4l2-ioctl.h>
+#include "compat.h"
 
-#include <linux/version.h>	/* for KERNEL_VERSION MACRO	*/
-#define RADIO_VERSION KERNEL_VERSION(0,0,2)
+MODULE_AUTHOR("M.Kirkwood");
+MODULE_DESCRIPTION("A driver for the RadioTrack/RadioReveal radio card.");
+MODULE_LICENSE("GPL");
 
 #ifndef CONFIG_RADIO_RTRACK_PORT
 #define CONFIG_RADIO_RTRACK_PORT -1
@@ -48,86 +49,95 @@
 
 static int io = CONFIG_RADIO_RTRACK_PORT;
 static int radio_nr = -1;
-static struct mutex lock;
 
-struct rt_device
+module_param(io, int, 0);
+MODULE_PARM_DESC(io, "I/O address of the RadioTrack card (0x20f or 0x30f)");
+module_param(radio_nr, int, 0);
+
+#define RADIO_VERSION KERNEL_VERSION(0, 0, 2)
+
+struct rtrack
 {
-	unsigned long in_use;
+	struct v4l2_device v4l2_dev;
+	struct video_device vdev;
 	int port;
 	int curvol;
 	unsigned long curfreq;
 	int muted;
+	int io;
+	struct mutex lock;
 };
 
+static struct rtrack rtrack_card;
 
 /* local things */
 
 static void sleep_delay(long n)
 {
 	/* Sleep nicely for 'n' uS */
-	int d=n/msecs_to_jiffies(1000);
-	if(!d)
+	int d = n / msecs_to_jiffies(1000);
+	if (!d)
 		udelay(n);
 	else
 		msleep(jiffies_to_msecs(d));
 }
 
-static void rt_decvol(void)
+static void rt_decvol(struct rtrack *rt)
 {
-	outb(0x58, io);		/* volume down + sigstr + on	*/
+	outb(0x58, rt->io);		/* volume down + sigstr + on	*/
 	sleep_delay(100000);
-	outb(0xd8, io);		/* volume steady + sigstr + on	*/
+	outb(0xd8, rt->io);		/* volume steady + sigstr + on	*/
 }
 
-static void rt_incvol(void)
+static void rt_incvol(struct rtrack *rt)
 {
-	outb(0x98, io);		/* volume up + sigstr + on	*/
+	outb(0x98, rt->io);		/* volume up + sigstr + on	*/
 	sleep_delay(100000);
-	outb(0xd8, io);		/* volume steady + sigstr + on	*/
+	outb(0xd8, rt->io);		/* volume steady + sigstr + on	*/
 }
 
-static void rt_mute(struct rt_device *dev)
+static void rt_mute(struct rtrack *rt)
 {
-	dev->muted = 1;
-	mutex_lock(&lock);
-	outb(0xd0, io);			/* volume steady, off		*/
-	mutex_unlock(&lock);
+	rt->muted = 1;
+	mutex_lock(&rt->lock);
+	outb(0xd0, rt->io);		/* volume steady, off		*/
+	mutex_unlock(&rt->lock);
 }
 
-static int rt_setvol(struct rt_device *dev, int vol)
+static int rt_setvol(struct rtrack *rt, int vol)
 {
 	int i;
 
-	mutex_lock(&lock);
+	mutex_lock(&rt->lock);
 
-	if(vol == dev->curvol) {	/* requested volume = current */
-		if (dev->muted) {	/* user is unmuting the card  */
-			dev->muted = 0;
-			outb (0xd8, io);	/* enable card */
+	if (vol == rt->curvol) {	/* requested volume = current */
+		if (rt->muted) {	/* user is unmuting the card  */
+			rt->muted = 0;
+			outb(0xd8, rt->io);	/* enable card */
 		}
-		mutex_unlock(&lock);
+		mutex_unlock(&rt->lock);
 		return 0;
 	}
 
-	if(vol == 0) {			/* volume = 0 means mute the card */
-		outb(0x48, io);		/* volume down but still "on"	*/
+	if (vol == 0) {			/* volume = 0 means mute the card */
+		outb(0x48, rt->io);	/* volume down but still "on"	*/
 		sleep_delay(2000000);	/* make sure it's totally down	*/
-		outb(0xd0, io);		/* volume steady, off		*/
-		dev->curvol = 0;	/* track the volume state!	*/
-		mutex_unlock(&lock);
+		outb(0xd0, rt->io);	/* volume steady, off		*/
+		rt->curvol = 0;		/* track the volume state!	*/
+		mutex_unlock(&rt->lock);
 		return 0;
 	}
 
-	dev->muted = 0;
-	if(vol > dev->curvol)
-		for(i = dev->curvol; i < vol; i++)
-			rt_incvol();
+	rt->muted = 0;
+	if (vol > rt->curvol)
+		for (i = rt->curvol; i < vol; i++)
+			rt_incvol(rt);
 	else
-		for(i = dev->curvol; i > vol; i--)
-			rt_decvol();
+		for (i = rt->curvol; i > vol; i--)
+			rt_decvol(rt);
 
-	dev->curvol = vol;
-	mutex_unlock(&lock);
+	rt->curvol = vol;
+	mutex_unlock(&rt->lock);
 	return 0;
 }
 
@@ -136,155 +146,137 @@ static int rt_setvol(struct rt_device *dev, int vol)
  * and bit 4 (+16) is to keep the signal strength meter enabled
  */
 
-static void send_0_byte(int port, struct rt_device *dev)
+static void send_0_byte(struct rtrack *rt)
 {
-	if ((dev->curvol == 0) || (dev->muted)) {
-		outb_p(128+64+16+  1, port);   /* wr-enable + data low */
-		outb_p(128+64+16+2+1, port);   /* clock */
+	if (rt->curvol == 0 || rt->muted) {
+		outb_p(128+64+16+  1, rt->io);   /* wr-enable + data low */
+		outb_p(128+64+16+2+1, rt->io);   /* clock */
 	}
 	else {
-		outb_p(128+64+16+8+  1, port);  /* on + wr-enable + data low */
-		outb_p(128+64+16+8+2+1, port);  /* clock */
+		outb_p(128+64+16+8+  1, rt->io);  /* on + wr-enable + data low */
+		outb_p(128+64+16+8+2+1, rt->io);  /* clock */
 	}
 	sleep_delay(1000);
 }
 
-static void send_1_byte(int port, struct rt_device *dev)
+static void send_1_byte(struct rtrack *rt)
 {
-	if ((dev->curvol == 0) || (dev->muted)) {
-		outb_p(128+64+16+4  +1, port);   /* wr-enable+data high */
-		outb_p(128+64+16+4+2+1, port);   /* clock */
+	if (rt->curvol == 0 || rt->muted) {
+		outb_p(128+64+16+4  +1, rt->io);   /* wr-enable+data high */
+		outb_p(128+64+16+4+2+1, rt->io);   /* clock */
 	}
 	else {
-		outb_p(128+64+16+8+4  +1, port); /* on+wr-enable+data high */
-		outb_p(128+64+16+8+4+2+1, port); /* clock */
+		outb_p(128+64+16+8+4  +1, rt->io); /* on+wr-enable+data high */
+		outb_p(128+64+16+8+4+2+1, rt->io); /* clock */
 	}
 
 	sleep_delay(1000);
 }
 
-static int rt_setfreq(struct rt_device *dev, unsigned long freq)
+static int rt_setfreq(struct rtrack *rt, unsigned long freq)
 {
 	int i;
 
-	/* adapted from radio-aztech.c */
+	mutex_lock(&rt->lock);			/* Stop other ops interfering */
+
+	rt->curfreq = freq;
 
 	/* now uses VIDEO_TUNER_LOW for fine tuning */
 
 	freq += 171200;			/* Add 10.7 MHz IF 		*/
 	freq /= 800;			/* Convert to 50 kHz units	*/
 
-	mutex_lock(&lock);			/* Stop other ops interfering */
-
-	send_0_byte (io, dev);		/*  0: LSB of frequency		*/
+	send_0_byte(rt);		/*  0: LSB of frequency		*/
 
 	for (i = 0; i < 13; i++)	/*   : frequency bits (1-13)	*/
 		if (freq & (1 << i))
-			send_1_byte (io, dev);
+			send_1_byte(rt);
 		else
-			send_0_byte (io, dev);
+			send_0_byte(rt);
 
-	send_0_byte (io, dev);		/* 14: test bit - always 0    */
-	send_0_byte (io, dev);		/* 15: test bit - always 0    */
+	send_0_byte(rt);		/* 14: test bit - always 0    */
+	send_0_byte(rt);		/* 15: test bit - always 0    */
 
-	send_0_byte (io, dev);		/* 16: band data 0 - always 0 */
-	send_0_byte (io, dev);		/* 17: band data 1 - always 0 */
-	send_0_byte (io, dev);		/* 18: band data 2 - always 0 */
-	send_0_byte (io, dev);		/* 19: time base - always 0   */
+	send_0_byte(rt);		/* 16: band data 0 - always 0 */
+	send_0_byte(rt);		/* 17: band data 1 - always 0 */
+	send_0_byte(rt);		/* 18: band data 2 - always 0 */
+	send_0_byte(rt);		/* 19: time base - always 0   */
 
-	send_0_byte (io, dev);		/* 20: spacing (0 = 25 kHz)   */
-	send_1_byte (io, dev);		/* 21: spacing (1 = 25 kHz)   */
-	send_0_byte (io, dev);		/* 22: spacing (0 = 25 kHz)   */
-	send_1_byte (io, dev);		/* 23: AM/FM (FM = 1, always) */
+	send_0_byte(rt);		/* 20: spacing (0 = 25 kHz)   */
+	send_1_byte(rt);		/* 21: spacing (1 = 25 kHz)   */
+	send_0_byte(rt);		/* 22: spacing (0 = 25 kHz)   */
+	send_1_byte(rt);		/* 23: AM/FM (FM = 1, always) */
 
-	if ((dev->curvol == 0) || (dev->muted))
-		outb (0xd0, io);	/* volume steady + sigstr */
+	if (rt->curvol == 0 || rt->muted)
+		outb(0xd0, rt->io);	/* volume steady + sigstr */
 	else
-		outb (0xd8, io);	/* volume steady + sigstr + on */
+		outb(0xd8, rt->io);	/* volume steady + sigstr + on */
 
-	mutex_unlock(&lock);
+	mutex_unlock(&rt->lock);
 
 	return 0;
 }
 
-static int rt_getsigstr(struct rt_device *dev)
+static int rt_getsigstr(struct rtrack *rt)
 {
-	if (inb(io) & 2)	/* bit set = no signal present	*/
-		return 0;
-	return 1;		/* signal present		*/
-}
+	int sig = 1;
 
-static struct v4l2_queryctrl radio_qctrl[] = {
-	{
-		.id            = V4L2_CID_AUDIO_MUTE,
-		.name          = "Mute",
-		.minimum       = 0,
-		.maximum       = 1,
-		.default_value = 1,
-		.type          = V4L2_CTRL_TYPE_BOOLEAN,
-	},{
-		.id            = V4L2_CID_AUDIO_VOLUME,
-		.name          = "Volume",
-		.minimum       = 0,
-		.maximum       = 0xff,
-		.step          = 1,
-		.default_value = 0xff,
-		.type          = V4L2_CTRL_TYPE_INTEGER,
-	}
-};
+	mutex_lock(&rt->lock);
+	if (inb(rt->io) & 2)	/* bit set = no signal present	*/
+		sig = 0;
+	mutex_unlock(&rt->lock);
+	return sig;
+}
 
 static int vidioc_querycap(struct file *file, void  *priv,
 					struct v4l2_capability *v)
 {
 	strlcpy(v->driver, "radio-aimslab", sizeof(v->driver));
 	strlcpy(v->card, "RadioTrack", sizeof(v->card));
-	sprintf(v->bus_info, "ISA");
+	strlcpy(v->bus_info, "ISA", sizeof(v->bus_info));
 	v->version = RADIO_VERSION;
-	v->capabilities = V4L2_CAP_TUNER;
+	v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO;
 	return 0;
 }
 
 static int vidioc_g_tuner(struct file *file, void *priv,
 					struct v4l2_tuner *v)
 {
-	struct rt_device *rt = video_drvdata(file);
+	struct rtrack *rt = video_drvdata(file);
 
 	if (v->index > 0)
 		return -EINVAL;
 
-	strcpy(v->name, "FM");
+	strlcpy(v->name, "FM", sizeof(v->name));
 	v->type = V4L2_TUNER_RADIO;
-	v->rangelow = (87*16000);
-	v->rangehigh = (108*16000);
+	v->rangelow = 87 * 16000;
+	v->rangehigh = 108 * 16000;
 	v->rxsubchans = V4L2_TUNER_SUB_MONO;
 	v->capability = V4L2_TUNER_CAP_LOW;
 	v->audmode = V4L2_TUNER_MODE_MONO;
-	v->signal = 0xffff*rt_getsigstr(rt);
+	v->signal = 0xffff * rt_getsigstr(rt);
 	return 0;
 }
 
 static int vidioc_s_tuner(struct file *file, void *priv,
 					struct v4l2_tuner *v)
 {
-	if (v->index > 0)
-		return -EINVAL;
-	return 0;
+	return v->index ? -EINVAL : 0;
 }
 
 static int vidioc_s_frequency(struct file *file, void *priv,
 					struct v4l2_frequency *f)
 {
-	struct rt_device *rt = video_drvdata(file);
+	struct rtrack *rt = video_drvdata(file);
 
-	rt->curfreq = f->frequency;
-	rt_setfreq(rt, rt->curfreq);
+	rt_setfreq(rt, f->frequency);
 	return 0;
 }
 
 static int vidioc_g_frequency(struct file *file, void *priv,
 					struct v4l2_frequency *f)
 {
-	struct rt_device *rt = video_drvdata(file);
+	struct rtrack *rt = video_drvdata(file);
 
 	f->type = V4L2_TUNER_RADIO;
 	f->frequency = rt->curfreq;
@@ -294,14 +286,11 @@ static int vidioc_g_frequency(struct file *file, void *priv,
 static int vidioc_queryctrl(struct file *file, void *priv,
 					struct v4l2_queryctrl *qc)
 {
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) {
-		if (qc->id && qc->id == radio_qctrl[i].id) {
-			memcpy(qc, &(radio_qctrl[i]),
-						sizeof(*qc));
-			return 0;
-		}
+	switch (qc->id) {
+	case V4L2_CID_AUDIO_MUTE:
+		return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1);
+	case V4L2_CID_AUDIO_VOLUME:
+		return v4l2_ctrl_query_fill(qc, 0, 0xff, 1, 0xff);
 	}
 	return -EINVAL;
 }
@@ -309,14 +298,14 @@ static int vidioc_queryctrl(struct file *file, void *priv,
 static int vidioc_g_ctrl(struct file *file, void *priv,
 					struct v4l2_control *ctrl)
 {
-	struct rt_device *rt = video_drvdata(file);
+	struct rtrack *rt = video_drvdata(file);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
 		ctrl->value = rt->muted;
 		return 0;
 	case V4L2_CID_AUDIO_VOLUME:
-		ctrl->value = rt->curvol * 6554;
+		ctrl->value = rt->curvol;
 		return 0;
 	}
 	return -EINVAL;
@@ -325,33 +314,22 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
 static int vidioc_s_ctrl(struct file *file, void *priv,
 					struct v4l2_control *ctrl)
 {
-	struct rt_device *rt = video_drvdata(file);
+	struct rtrack *rt = video_drvdata(file);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
 		if (ctrl->value)
 			rt_mute(rt);
 		else
-			rt_setvol(rt,rt->curvol);
+			rt_setvol(rt, rt->curvol);
 		return 0;
 	case V4L2_CID_AUDIO_VOLUME:
-		rt_setvol(rt,ctrl->value);
+		rt_setvol(rt, ctrl->value);
 		return 0;
 	}
 	return -EINVAL;
 }
 
-static int vidioc_g_audio (struct file *file, void *priv,
-					struct v4l2_audio *a)
-{
-	if (a->index > 1)
-		return -EINVAL;
-
-	strcpy(a->name, "Radio");
-	a->capability = V4L2_AUDCAP_STEREO;
-	return 0;
-}
-
 static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 {
 	*i = 0;
@@ -360,36 +338,38 @@ static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 
 static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
 {
-	if (i != 0)
-		return -EINVAL;
-	return 0;
+	return i ? -EINVAL : 0;
 }
 
-static int vidioc_s_audio(struct file *file, void *priv,
+static int vidioc_g_audio(struct file *file, void *priv,
 					struct v4l2_audio *a)
 {
-	if (a->index != 0)
-		return -EINVAL;
+	a->index = 0;
+	strlcpy(a->name, "Radio", sizeof(a->name));
+	a->capability = V4L2_AUDCAP_STEREO;
 	return 0;
 }
 
-static struct rt_device rtrack_unit;
+static int vidioc_s_audio(struct file *file, void *priv,
+					struct v4l2_audio *a)
+{
+	return a->index ? -EINVAL : 0;
+}
 
-static int rtrack_exclusive_open(struct file *file)
+static int rtrack_open(struct file *file)
 {
-	return test_and_set_bit(0, &rtrack_unit.in_use) ? -EBUSY : 0;
+	return 0;
 }
 
-static int rtrack_exclusive_release(struct file *file)
+static int rtrack_release(struct file *file)
 {
-	clear_bit(0, &rtrack_unit.in_use);
 	return 0;
 }
 
 static const struct v4l2_file_operations rtrack_fops = {
 	.owner		= THIS_MODULE,
-	.open           = rtrack_exclusive_open,
-	.release        = rtrack_exclusive_release,
+	.open           = rtrack_open,
+	.release        = rtrack_release,
 	.ioctl		= video_ioctl2,
 };
 
@@ -408,64 +388,69 @@ static const struct v4l2_ioctl_ops rtrack_ioctl_ops = {
 	.vidioc_s_ctrl      = vidioc_s_ctrl,
 };
 
-static struct video_device rtrack_radio = {
-	.name		= "RadioTrack radio",
-	.fops           = &rtrack_fops,
-	.ioctl_ops 	= &rtrack_ioctl_ops,
-	.release	= video_device_release_empty,
-};
-
 static int __init rtrack_init(void)
 {
-	if(io==-1)
-	{
-		printk(KERN_ERR "You must set an I/O address with io=0x???\n");
+	struct rtrack *rt = &rtrack_card;
+	struct v4l2_device *v4l2_dev = &rt->v4l2_dev;
+	int res;
+
+	strlcpy(v4l2_dev->name, "rtrack", sizeof(v4l2_dev->name));
+	rt->io = io;
+
+	if (rt->io == -1) {
+		v4l2_err(v4l2_dev, "you must set an I/O address with io=0x20f or 0x30f\n");
 		return -EINVAL;
 	}
 
-	if (!request_region(io, 2, "rtrack"))
-	{
-		printk(KERN_ERR "rtrack: port 0x%x already in use\n", io);
+	if (!request_region(rt->io, 2, "rtrack")) {
+		v4l2_err(v4l2_dev, "port 0x%x already in use\n", rt->io);
 		return -EBUSY;
 	}
 
-	video_set_drvdata(&rtrack_radio, &rtrack_unit);
+	res = v4l2_device_register(NULL, v4l2_dev);
+	if (res < 0) {
+		release_region(rt->io, 2);
+		v4l2_err(v4l2_dev, "could not register v4l2_device\n");
+		return res;
+	}
+
+	strlcpy(rt->vdev.name, v4l2_dev->name, sizeof(rt->vdev.name));
+	rt->vdev.v4l2_dev = v4l2_dev;
+	rt->vdev.fops = &rtrack_fops;
+	rt->vdev.ioctl_ops = &rtrack_ioctl_ops;
+	rt->vdev.release = video_device_release_empty;
+	video_set_drvdata(&rt->vdev, rt);
 
-	if (video_register_device(&rtrack_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
-		release_region(io, 2);
+	if (video_register_device(&rt->vdev, VFL_TYPE_RADIO, radio_nr) < 0) {
+		v4l2_device_unregister(&rt->v4l2_dev);
+		release_region(rt->io, 2);
 		return -EINVAL;
 	}
-	printk(KERN_INFO "AIMSlab RadioTrack/RadioReveal card driver.\n");
+	v4l2_info(v4l2_dev, "AIMSlab RadioTrack/RadioReveal card driver.\n");
 
 	/* Set up the I/O locking */
 
-	mutex_init(&lock);
+	mutex_init(&rt->lock);
 
 	/* mute card - prevents noisy bootups */
 
 	/* this ensures that the volume is all the way down  */
-	outb(0x48, io);		/* volume down but still "on"	*/
+	outb(0x48, rt->io);		/* volume down but still "on"	*/
 	sleep_delay(2000000);	/* make sure it's totally down	*/
-	outb(0xc0, io);		/* steady volume, mute card	*/
-	rtrack_unit.curvol = 0;
+	outb(0xc0, rt->io);		/* steady volume, mute card	*/
 
 	return 0;
 }
 
-MODULE_AUTHOR("M.Kirkwood");
-MODULE_DESCRIPTION("A driver for the RadioTrack/RadioReveal radio card.");
-MODULE_LICENSE("GPL");
-
-module_param(io, int, 0);
-MODULE_PARM_DESC(io, "I/O address of the RadioTrack card (0x20f or 0x30f)");
-module_param(radio_nr, int, 0);
-
-static void __exit cleanup_rtrack_module(void)
+static void __exit rtrack_exit(void)
 {
-	video_unregister_device(&rtrack_radio);
-	release_region(io,2);
+	struct rtrack *rt = &rtrack_card;
+
+	video_unregister_device(&rt->vdev);
+	v4l2_device_unregister(&rt->v4l2_dev);
+	release_region(rt->io, 2);
 }
 
 module_init(rtrack_init);
-module_exit(cleanup_rtrack_module);
+module_exit(rtrack_exit);
 
diff --git a/linux/drivers/media/radio/radio-aztech.c b/linux/drivers/media/radio/radio-aztech.c
index d4d5babcd..6b4081a51 100644
--- a/linux/drivers/media/radio/radio-aztech.c
+++ b/linux/drivers/media/radio/radio-aztech.c
@@ -29,34 +29,16 @@
 #include <linux/init.h>		/* Initdata			*/
 #include <linux/ioport.h>	/* request_region		*/
 #include <linux/delay.h>	/* udelay			*/
-#include <asm/io.h>		/* outb, outb_p			*/
-#include <asm/uaccess.h>	/* copy to/from user		*/
-#include "compat.h"
 #include <linux/videodev2.h>	/* kernel radio structs		*/
-#include <media/v4l2-common.h>
+#include <linux/version.h>      /* for KERNEL_VERSION MACRO     */
+#include <linux/io.h>		/* outb, outb_p			*/
+#include <media/v4l2-device.h>
 #include <media/v4l2-ioctl.h>
+#include "compat.h"
 
-#include <linux/version.h>      /* for KERNEL_VERSION MACRO     */
-#define RADIO_VERSION KERNEL_VERSION(0,0,2)
-
-static struct v4l2_queryctrl radio_qctrl[] = {
-	{
-		.id            = V4L2_CID_AUDIO_MUTE,
-		.name          = "Mute",
-		.minimum       = 0,
-		.maximum       = 1,
-		.default_value = 1,
-		.type          = V4L2_CTRL_TYPE_BOOLEAN,
-	},{
-		.id            = V4L2_CID_AUDIO_VOLUME,
-		.name          = "Volume",
-		.minimum       = 0,
-		.maximum       = 0xff,
-		.step          = 1,
-		.default_value = 0xff,
-		.type          = V4L2_CTRL_TYPE_INTEGER,
-	}
-};
+MODULE_AUTHOR("Russell Kroll, Quay Lu, Donald Song, Jason Lewis, Scott McGrath, William McGrath");
+MODULE_DESCRIPTION("A driver for the Aztech radio card.");
+MODULE_LICENSE("GPL");
 
 /* acceptable ports: 0x350 (JP3 shorted), 0x358 (JP3 open) */
 
@@ -67,55 +49,64 @@ static struct v4l2_queryctrl radio_qctrl[] = {
 static int io = CONFIG_RADIO_AZTECH_PORT;
 static int radio_nr = -1;
 static int radio_wait_time = 1000;
-static struct mutex lock;
 
-struct az_device
+module_param(io, int, 0);
+module_param(radio_nr, int, 0);
+MODULE_PARM_DESC(io, "I/O address of the Aztech card (0x350 or 0x358)");
+
+#define RADIO_VERSION KERNEL_VERSION(0, 0, 2)
+
+struct aztech
 {
-	unsigned long in_use;
+	struct v4l2_device v4l2_dev;
+	struct video_device vdev;
+	int io;
 	int curvol;
 	unsigned long curfreq;
 	int stereo;
+	struct mutex lock;
 };
 
+static struct aztech aztech_card;
+
 static int volconvert(int level)
 {
-	level>>=14;		/* Map 16bits down to 2 bit */
-	level&=3;
+	level >>= 14;		/* Map 16bits down to 2 bit */
+	level &= 3;
 
 	/* convert to card-friendly values */
-	switch (level)
-	{
-		case 0:
-			return 0;
-		case 1:
-			return 1;
-		case 2:
-			return 4;
-		case 3:
-			return 5;
+	switch (level) {
+	case 0:
+		return 0;
+	case 1:
+		return 1;
+	case 2:
+		return 4;
+	case 3:
+		return 5;
 	}
 	return 0;	/* Quieten gcc */
 }
 
-static void send_0_byte (struct az_device *dev)
+static void send_0_byte(struct aztech *az)
 {
 	udelay(radio_wait_time);
-	outb_p(2+volconvert(dev->curvol), io);
-	outb_p(64+2+volconvert(dev->curvol), io);
+	outb_p(2 + volconvert(az->curvol), az->io);
+	outb_p(64 + 2 + volconvert(az->curvol), az->io);
 }
 
-static void send_1_byte (struct az_device *dev)
+static void send_1_byte(struct aztech *az)
 {
 	udelay (radio_wait_time);
-	outb_p(128+2+volconvert(dev->curvol), io);
-	outb_p(128+64+2+volconvert(dev->curvol), io);
+	outb_p(128 + 2 + volconvert(az->curvol), az->io);
+	outb_p(128 + 64 + 2 + volconvert(az->curvol), az->io);
 }
 
-static int az_setvol(struct az_device *dev, int vol)
+static int az_setvol(struct aztech *az, int vol)
 {
-	mutex_lock(&lock);
-	outb (volconvert(vol), io);
-	mutex_unlock(&lock);
+	mutex_lock(&az->lock);
+	outb(volconvert(vol), az->io);
+	mutex_unlock(&az->lock);
 	return 0;
 }
 
@@ -127,116 +118,110 @@ static int az_setvol(struct az_device *dev, int vol)
  *
  */
 
-static int az_getsigstr(struct az_device *dev)
+static int az_getsigstr(struct aztech *az)
 {
-	if (inb(io) & 2)	/* bit set = no signal present */
-		return 0;
-	return 1;		/* signal present */
+	int sig = 1;
+
+	mutex_lock(&az->lock);
+	if (inb(az->io) & 2)	/* bit set = no signal present */
+		sig = 0;
+	mutex_unlock(&az->lock);
+	return sig;
 }
 
-static int az_getstereo(struct az_device *dev)
+static int az_getstereo(struct aztech *az)
 {
-	if (inb(io) & 1) 	/* bit set = mono */
-		return 0;
-	return 1;		/* stereo */
+	int stereo = 1;
+
+	mutex_lock(&az->lock);
+	if (inb(az->io) & 1) 	/* bit set = mono */
+		stereo = 0;
+	mutex_unlock(&az->lock);
+	return stereo;
 }
 
-static int az_setfreq(struct az_device *dev, unsigned long frequency)
+static int az_setfreq(struct aztech *az, unsigned long frequency)
 {
 	int  i;
 
+	mutex_lock(&az->lock);
+
+	az->curfreq = frequency;
 	frequency += 171200;		/* Add 10.7 MHz IF		*/
 	frequency /= 800;		/* Convert to 50 kHz units	*/
 
-	mutex_lock(&lock);
-
-	send_0_byte (dev);		/*  0: LSB of frequency       */
+	send_0_byte(az);		/*  0: LSB of frequency       */
 
 	for (i = 0; i < 13; i++)	/*   : frequency bits (1-13)  */
 		if (frequency & (1 << i))
-			send_1_byte (dev);
+			send_1_byte(az);
 		else
-			send_0_byte (dev);
+			send_0_byte(az);
 
-	send_0_byte (dev);		/* 14: test bit - always 0    */
-	send_0_byte (dev);		/* 15: test bit - always 0    */
-	send_0_byte (dev);		/* 16: band data 0 - always 0 */
-	if (dev->stereo)		/* 17: stereo (1 to enable)   */
-		send_1_byte (dev);
+	send_0_byte(az);		/* 14: test bit - always 0    */
+	send_0_byte(az);		/* 15: test bit - always 0    */
+	send_0_byte(az);		/* 16: band data 0 - always 0 */
+	if (az->stereo)		/* 17: stereo (1 to enable)   */
+		send_1_byte(az);
 	else
-		send_0_byte (dev);
+		send_0_byte(az);
 
-	send_1_byte (dev);		/* 18: band data 1 - unknown  */
-	send_0_byte (dev);		/* 19: time base - always 0   */
-	send_0_byte (dev);		/* 20: spacing (0 = 25 kHz)   */
-	send_1_byte (dev);		/* 21: spacing (1 = 25 kHz)   */
-	send_0_byte (dev);		/* 22: spacing (0 = 25 kHz)   */
-	send_1_byte (dev);		/* 23: AM/FM (FM = 1, always) */
+	send_1_byte(az);		/* 18: band data 1 - unknown  */
+	send_0_byte(az);		/* 19: time base - always 0   */
+	send_0_byte(az);		/* 20: spacing (0 = 25 kHz)   */
+	send_1_byte(az);		/* 21: spacing (1 = 25 kHz)   */
+	send_0_byte(az);		/* 22: spacing (0 = 25 kHz)   */
+	send_1_byte(az);		/* 23: AM/FM (FM = 1, always) */
 
 	/* latch frequency */
 
-	udelay (radio_wait_time);
-	outb_p(128+64+volconvert(dev->curvol), io);
+	udelay(radio_wait_time);
+	outb_p(128 + 64 + volconvert(az->curvol), az->io);
 
-	mutex_unlock(&lock);
+	mutex_unlock(&az->lock);
 
 	return 0;
 }
 
-static int vidioc_querycap (struct file *file, void  *priv,
+static int vidioc_querycap(struct file *file, void  *priv,
 					struct v4l2_capability *v)
 {
-	strlcpy(v->driver, "radio-aztech", sizeof (v->driver));
-	strlcpy(v->card, "Aztech Radio", sizeof (v->card));
-	sprintf(v->bus_info,"ISA");
+	strlcpy(v->driver, "radio-aztech", sizeof(v->driver));
+	strlcpy(v->card, "Aztech Radio", sizeof(v->card));
+	strlcpy(v->bus_info, "ISA", sizeof(v->bus_info));
 	v->version = RADIO_VERSION;
-	v->capabilities = V4L2_CAP_TUNER;
+	v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO;
 	return 0;
 }
 
-static int vidioc_g_tuner (struct file *file, void *priv,
+static int vidioc_g_tuner(struct file *file, void *priv,
 				struct v4l2_tuner *v)
 {
-	struct az_device *az = video_drvdata(file);
+	struct aztech *az = video_drvdata(file);
 
 	if (v->index > 0)
 		return -EINVAL;
 
-	strcpy(v->name, "FM");
+	strlcpy(v->name, "FM", sizeof(v->name));
 	v->type = V4L2_TUNER_RADIO;
 
-	v->rangelow=(87*16000);
-	v->rangehigh=(108*16000);
-	v->rxsubchans =V4L2_TUNER_SUB_MONO|V4L2_TUNER_SUB_STEREO;
-	v->capability=V4L2_TUNER_CAP_LOW;
-	if(az_getstereo(az))
+	v->rangelow = 87 * 16000;
+	v->rangehigh = 108 * 16000;
+	v->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO;
+	v->capability = V4L2_TUNER_CAP_LOW;
+	if (az_getstereo(az))
 		v->audmode = V4L2_TUNER_MODE_STEREO;
 	else
 		v->audmode = V4L2_TUNER_MODE_MONO;
-	v->signal=0xFFFF*az_getsigstr(az);
+	v->signal = 0xFFFF * az_getsigstr(az);
 
 	return 0;
 }
 
-
-static int vidioc_s_tuner (struct file *file, void *priv,
+static int vidioc_s_tuner(struct file *file, void *priv,
 				struct v4l2_tuner *v)
 {
-	if (v->index > 0)
-		return -EINVAL;
-
-	return 0;
-}
-
-static int vidioc_g_audio (struct file *file, void *priv,
-			   struct v4l2_audio *a)
-{
-	if (a->index > 1)
-		return -EINVAL;
-
-	strcpy(a->name, "Radio");
-	a->capability = V4L2_AUDCAP_STEREO;
-	return 0;
+	return v->index ? -EINVAL : 0;
 }
 
 static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
@@ -247,113 +232,107 @@ static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 
 static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
 {
-	if (i != 0)
-		return -EINVAL;
-	return 0;
+	return i ? -EINVAL : 0;
 }
 
-
-static int vidioc_s_audio (struct file *file, void *priv,
+static int vidioc_g_audio(struct file *file, void *priv,
 			   struct v4l2_audio *a)
 {
-	if (a->index != 0)
-		return -EINVAL;
-
+	a->index = 0;
+	strlcpy(a->name, "Radio", sizeof(a->name));
+	a->capability = V4L2_AUDCAP_STEREO;
 	return 0;
 }
 
-static int vidioc_s_frequency (struct file *file, void *priv,
+static int vidioc_s_audio(struct file *file, void *priv,
+			   struct v4l2_audio *a)
+{
+	return a->index ? -EINVAL : 0;
+}
+
+static int vidioc_s_frequency(struct file *file, void *priv,
 				struct v4l2_frequency *f)
 {
-	struct az_device *az = video_drvdata(file);
+	struct aztech *az = video_drvdata(file);
 
-	az->curfreq = f->frequency;
-	az_setfreq(az, az->curfreq);
+	az_setfreq(az, f->frequency);
 	return 0;
 }
 
-static int vidioc_g_frequency (struct file *file, void *priv,
+static int vidioc_g_frequency(struct file *file, void *priv,
 				struct v4l2_frequency *f)
 {
-	struct az_device *az = video_drvdata(file);
+	struct aztech *az = video_drvdata(file);
 
 	f->type = V4L2_TUNER_RADIO;
 	f->frequency = az->curfreq;
-
 	return 0;
 }
 
-static int vidioc_queryctrl (struct file *file, void *priv,
+static int vidioc_queryctrl(struct file *file, void *priv,
 			    struct v4l2_queryctrl *qc)
 {
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) {
-		if (qc->id && qc->id == radio_qctrl[i].id) {
-			memcpy(qc, &(radio_qctrl[i]),
-						sizeof(*qc));
-			return (0);
-		}
+	switch (qc->id) {
+	case V4L2_CID_AUDIO_MUTE:
+		return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1);
+	case V4L2_CID_AUDIO_VOLUME:
+		return v4l2_ctrl_query_fill(qc, 0, 0xff, 1, 0xff);
 	}
 	return -EINVAL;
 }
 
-static int vidioc_g_ctrl (struct file *file, void *priv,
+static int vidioc_g_ctrl(struct file *file, void *priv,
 			    struct v4l2_control *ctrl)
 {
-	struct az_device *az = video_drvdata(file);
+	struct aztech *az = video_drvdata(file);
 
 	switch (ctrl->id) {
-		case V4L2_CID_AUDIO_MUTE:
-			if (az->curvol==0)
-				ctrl->value=1;
-			else
-				ctrl->value=0;
-			return (0);
-		case V4L2_CID_AUDIO_VOLUME:
-			ctrl->value=az->curvol * 6554;
-			return (0);
+	case V4L2_CID_AUDIO_MUTE:
+		if (az->curvol == 0)
+			ctrl->value = 1;
+		else
+			ctrl->value = 0;
+		return 0;
+	case V4L2_CID_AUDIO_VOLUME:
+		ctrl->value = az->curvol * 6554;
+		return 0;
 	}
 	return -EINVAL;
 }
 
-static int vidioc_s_ctrl (struct file *file, void *priv,
+static int vidioc_s_ctrl(struct file *file, void *priv,
 			    struct v4l2_control *ctrl)
 {
-	struct az_device *az = video_drvdata(file);
+	struct aztech *az = video_drvdata(file);
 
 	switch (ctrl->id) {
-		case V4L2_CID_AUDIO_MUTE:
-			if (ctrl->value) {
-				az_setvol(az,0);
-			} else {
-				az_setvol(az,az->curvol);
-			}
-			return (0);
-		case V4L2_CID_AUDIO_VOLUME:
-			az_setvol(az,ctrl->value);
-			return (0);
+	case V4L2_CID_AUDIO_MUTE:
+		if (ctrl->value)
+			az_setvol(az, 0);
+		else
+			az_setvol(az, az->curvol);
+		return 0;
+	case V4L2_CID_AUDIO_VOLUME:
+		az_setvol(az, ctrl->value);
+		return 0;
 	}
 	return -EINVAL;
 }
 
-static struct az_device aztech_unit;
-
-static int aztech_exclusive_open(struct file *file)
+static int aztech_open(struct file *file)
 {
-	return test_and_set_bit(0, &aztech_unit.in_use) ? -EBUSY : 0;
+	return 0;
 }
 
-static int aztech_exclusive_release(struct file *file)
+static int aztech_release(struct file *file)
 {
-	clear_bit(0, &aztech_unit.in_use);
 	return 0;
 }
 
 static const struct v4l2_file_operations aztech_fops = {
 	.owner		= THIS_MODULE,
-	.open           = aztech_exclusive_open,
-	.release        = aztech_exclusive_release,
+	.open           = aztech_open,
+	.release        = aztech_release,
 	.ioctl		= video_ioctl2,
 };
 
@@ -372,57 +351,60 @@ static const struct v4l2_ioctl_ops aztech_ioctl_ops = {
 	.vidioc_s_ctrl      = vidioc_s_ctrl,
 };
 
-static struct video_device aztech_radio = {
-	.name		= "Aztech radio",
-	.fops           = &aztech_fops,
-	.ioctl_ops 	= &aztech_ioctl_ops,
-	.release	= video_device_release_empty,
-};
-
-module_param_named(debug,aztech_radio.debug, int, 0644);
-MODULE_PARM_DESC(debug,"activates debug info");
-
 static int __init aztech_init(void)
 {
-	if(io==-1)
-	{
-		printk(KERN_ERR "You must set an I/O address with io=0x???\n");
+	struct aztech *az = &aztech_card;
+	struct v4l2_device *v4l2_dev = &az->v4l2_dev;
+	int res;
+
+	strlcpy(v4l2_dev->name, "aztech", sizeof(v4l2_dev->name));
+	az->io = io;
+
+	if (az->io == -1) {
+		v4l2_err(v4l2_dev, "you must set an I/O address with io=0x350 or 0x358\n");
 		return -EINVAL;
 	}
 
-	if (!request_region(io, 2, "aztech"))
-	{
-		printk(KERN_ERR "aztech: port 0x%x already in use\n", io);
+	if (!request_region(az->io, 2, "aztech")) {
+		v4l2_err(v4l2_dev, "port 0x%x already in use\n", az->io);
 		return -EBUSY;
 	}
 
-	mutex_init(&lock);
-	video_set_drvdata(&aztech_radio, &aztech_unit);
+	res = v4l2_device_register(NULL, v4l2_dev);
+	if (res < 0) {
+		release_region(az->io, 2);
+		v4l2_err(v4l2_dev, "Could not register v4l2_device\n");
+		return res;
+	}
 
-	if (video_register_device(&aztech_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
-		release_region(io,2);
+	mutex_init(&az->lock);
+	strlcpy(az->vdev.name, v4l2_dev->name, sizeof(az->vdev.name));
+	az->vdev.v4l2_dev = v4l2_dev;
+	az->vdev.fops = &aztech_fops;
+	az->vdev.ioctl_ops = &aztech_ioctl_ops;
+	az->vdev.release = video_device_release_empty;
+	video_set_drvdata(&az->vdev, az);
+
+	if (video_register_device(&az->vdev, VFL_TYPE_RADIO, radio_nr) < 0) {
+		v4l2_device_unregister(v4l2_dev);
+		release_region(az->io, 2);
 		return -EINVAL;
 	}
 
-	printk(KERN_INFO "Aztech radio card driver v1.00/19990224 rkroll@exploits.org\n");
+	v4l2_info(v4l2_dev, "Aztech radio card driver v1.00/19990224 rkroll@exploits.org\n");
 	/* mute card - prevents noisy bootups */
-	outb (0, io);
+	outb(0, az->io);
 	return 0;
 }
 
-MODULE_AUTHOR("Russell Kroll, Quay Lu, Donald Song, Jason Lewis, Scott McGrath, William McGrath");
-MODULE_DESCRIPTION("A driver for the Aztech radio card.");
-MODULE_LICENSE("GPL");
-
-module_param(io, int, 0);
-module_param(radio_nr, int, 0);
-MODULE_PARM_DESC(io, "I/O address of the Aztech card (0x350 or 0x358)");
-
-static void __exit aztech_cleanup(void)
+static void __exit aztech_exit(void)
 {
-	video_unregister_device(&aztech_radio);
-	release_region(io,2);
+	struct aztech *az = &aztech_card;
+
+	video_unregister_device(&az->vdev);
+	v4l2_device_unregister(&az->v4l2_dev);
+	release_region(az->io, 2);
 }
 
 module_init(aztech_init);
-module_exit(aztech_cleanup);
+module_exit(aztech_exit);
diff --git a/linux/drivers/media/radio/radio-cadet.c b/linux/drivers/media/radio/radio-cadet.c
index 7425aef88..2fd4aae2e 100644
--- a/linux/drivers/media/radio/radio-cadet.c
+++ b/linux/drivers/media/radio/radio-cadet.c
@@ -35,363 +35,345 @@
 #include <linux/init.h>		/* Initdata			*/
 #include <linux/ioport.h>	/* request_region		*/
 #include <linux/delay.h>	/* udelay			*/
-#include <asm/io.h>		/* outb, outb_p			*/
-#include <asm/uaccess.h>	/* copy to/from user		*/
-#include "compat.h"
 #include <linux/videodev2.h>	/* V4L2 API defs		*/
-#include <media/v4l2-common.h>
-#include <media/v4l2-ioctl.h>
 #include <linux/param.h>
 #include <linux/pnp.h>
+#include <linux/io.h>		/* outb, outb_p			*/
+#include <media/v4l2-device.h>
+#include <media/v4l2-ioctl.h>
+#include "compat.h"
+
+MODULE_AUTHOR("Fred Gleason, Russell Kroll, Quay Lu, Donald Song, Jason Lewis, Scott McGrath, William McGrath");
+MODULE_DESCRIPTION("A driver for the ADS Cadet AM/FM/RDS radio card.");
+MODULE_LICENSE("GPL");
+
+static int io = -1;		/* default to isapnp activation */
+static int radio_nr = -1;
+
+module_param(io, int, 0);
+MODULE_PARM_DESC(io, "I/O address of Cadet card (0x330,0x332,0x334,0x336,0x338,0x33a,0x33c,0x33e)");
+module_param(radio_nr, int, 0);
+
+#define CADET_VERSION KERNEL_VERSION(0, 3, 3)
 
 #define RDS_BUFFER 256
 #define RDS_RX_FLAG 1
 #define MBS_RX_FLAG 2
 
-#define CADET_VERSION KERNEL_VERSION(0,3,3)
-
-static struct v4l2_queryctrl radio_qctrl[] = {
-	{
-		.id            = V4L2_CID_AUDIO_MUTE,
-		.name          = "Mute",
-		.minimum       = 0,
-		.maximum       = 1,
-		.default_value = 1,
-		.type          = V4L2_CTRL_TYPE_BOOLEAN,
-	},{
-		.id            = V4L2_CID_AUDIO_VOLUME,
-		.name          = "Volume",
-		.minimum       = 0,
-		.maximum       = 0xff,
-		.step          = 1,
-		.default_value = 0xff,
-		.type          = V4L2_CTRL_TYPE_INTEGER,
-	}
+struct cadet {
+	struct v4l2_device v4l2_dev;
+	struct video_device vdev;
+	int io;
+	int users;
+	int curtuner;
+	int tunestat;
+	int sigstrength;
+	wait_queue_head_t read_queue;
+	struct timer_list readtimer;
+	__u8 rdsin, rdsout, rdsstat;
+	unsigned char rdsbuf[RDS_BUFFER];
+	struct mutex lock;
+	int reading;
 };
 
-static int io=-1;		/* default to isapnp activation */
-static int radio_nr = -1;
-static int users;
-static int curtuner;
-static int tunestat;
-static int sigstrength;
-static wait_queue_head_t read_queue;
-static struct timer_list readtimer;
-static __u8 rdsin, rdsout, rdsstat;
-static unsigned char rdsbuf[RDS_BUFFER];
-static spinlock_t cadet_io_lock;
-
-static int cadet_probe(void);
+static struct cadet cadet_card;
 
 /*
  * Signal Strength Threshold Values
  * The V4L API spec does not define any particular unit for the signal
  * strength value.  These values are in microvolts of RF at the tuner's input.
  */
-static __u16 sigtable[2][4]={{5,10,30,150},{28,40,63,1000}};
+static __u16 sigtable[2][4] = {
+	{  5, 10, 30,  150 },
+	{ 28, 40, 63, 1000 }
+};
 
 #if 0
 /*
 Note: cadet_getrds() is not used at the moment. It will be useful for future
 extensions, e.g. an ioctl to query RDS reception quality. - Hans J. Koch
 */
-static int
-cadet_getrds(void)
+static int cadet_getrds(struct cadet *dev)
 {
-	int rds_mbs_stat=0;
+	int rds_mbs_stat = 0;
 
-	spin_lock(&cadet_io_lock);
-	outb(3,io);                 /* Select Decoder Control/Status */
-	outb(inb(io+1)&0x7f,io+1);  /* Reset RDS detection */
-	spin_unlock(&cadet_io_lock);
+	mutex_lock(&dev->lock);
+	outb(3, dev->io);                 /* Select Decoder Control/Status */
+	outb(inb(dev->io + 1) & 0x7f, dev->io + 1);  /* Reset RDS detection */
+	mutex_unlock(&dev->lock);
 
 	msleep(100);
 
-	spin_lock(&cadet_io_lock);
-	outb(3,io);                 /* Select Decoder Control/Status */
-	if((inb(io+1)&0x80)!=0) {
+	mutex_lock(&dev->lock);
+	outb(3, dev->io);                 /* Select Decoder Control/Status */
+	if ((inb(dev->io + 1) & 0x80) != 0)
 		rds_mbs_stat |= RDS_RX_FLAG;
-	}
-	if((inb(io+1)&0x10)!=0) {
+	if ((inb(dev->io + 1) & 0x10) != 0)
 		rds_mbs_stat |= MBS_RX_FLAG;
-	}
-	spin_unlock(&cadet_io_lock);
+	mutex_unlock(&dev->lock);
 	return rds_mbs_stat;
 }
 #endif
 
-static int
-cadet_getstereo(void)
+static int cadet_getstereo(struct cadet *dev)
 {
 	int ret = V4L2_TUNER_SUB_MONO;
-	if(curtuner != 0)	/* Only FM has stereo capability! */
+
+	if (dev->curtuner != 0)	/* Only FM has stereo capability! */
 		return V4L2_TUNER_SUB_MONO;
 
-	spin_lock(&cadet_io_lock);
-	outb(7,io);          /* Select tuner control */
-	if( (inb(io+1) & 0x40) == 0)
+	mutex_lock(&dev->lock);
+	outb(7, dev->io);          /* Select tuner control */
+	if ((inb(dev->io + 1) & 0x40) == 0)
 		ret = V4L2_TUNER_SUB_STEREO;
-	spin_unlock(&cadet_io_lock);
+	mutex_unlock(&dev->lock);
 	return ret;
 }
 
-static unsigned
-cadet_gettune(void)
+static unsigned cadet_gettune(struct cadet *dev)
 {
-	int curvol,i;
-	unsigned fifo=0;
+	int curvol, i;
+	unsigned fifo = 0;
 
 	/*
 	 * Prepare for read
 	 */
 
-	spin_lock(&cadet_io_lock);
+	mutex_lock(&dev->lock);
 
-	outb(7,io);       /* Select tuner control */
-	curvol=inb(io+1); /* Save current volume/mute setting */
-	outb(0x00,io+1);  /* Ensure WRITE-ENABLE is LOW */
-	tunestat=0xffff;
+	outb(7, dev->io);       /* Select tuner control */
+	curvol = inb(dev->io + 1); /* Save current volume/mute setting */
+	outb(0x00, dev->io + 1);  /* Ensure WRITE-ENABLE is LOW */
+	dev->tunestat = 0xffff;
 
 	/*
 	 * Read the shift register
 	 */
-	for(i=0;i<25;i++) {
-		fifo=(fifo<<1)|((inb(io+1)>>7)&0x01);
-		if(i<24) {
-			outb(0x01,io+1);
-			tunestat&=inb(io+1);
-			outb(0x00,io+1);
+	for (i = 0; i < 25; i++) {
+		fifo = (fifo << 1) | ((inb(dev->io + 1) >> 7) & 0x01);
+		if (i < 24) {
+			outb(0x01, dev->io + 1);
+			dev->tunestat &= inb(dev->io + 1);
+			outb(0x00, dev->io + 1);
 		}
 	}
 
 	/*
 	 * Restore volume/mute setting
 	 */
-	outb(curvol,io+1);
-	spin_unlock(&cadet_io_lock);
+	outb(curvol, dev->io + 1);
+	mutex_unlock(&dev->lock);
 
 	return fifo;
 }
 
-static unsigned
-cadet_getfreq(void)
+static unsigned cadet_getfreq(struct cadet *dev)
 {
 	int i;
-	unsigned freq=0,test,fifo=0;
+	unsigned freq = 0, test, fifo = 0;
 
 	/*
 	 * Read current tuning
 	 */
-	fifo=cadet_gettune();
+	fifo = cadet_gettune(dev);
 
 	/*
 	 * Convert to actual frequency
 	 */
-	if(curtuner==0) {    /* FM */
-		test=12500;
-		for(i=0;i<14;i++) {
-			if((fifo&0x01)!=0) {
-				freq+=test;
-			}
-			test=test<<1;
-			fifo=fifo>>1;
+	if (dev->curtuner == 0) {    /* FM */
+		test = 12500;
+		for (i = 0; i < 14; i++) {
+			if ((fifo & 0x01) != 0)
+				freq += test;
+			test = test << 1;
+			fifo = fifo >> 1;
 		}
-		freq-=10700000;           /* IF frequency is 10.7 MHz */
-		freq=(freq*16)/1000000;   /* Make it 1/16 MHz */
-	}
-	if(curtuner==1) {    /* AM */
-		freq=((fifo&0x7fff)-2010)*16;
+		freq -= 10700000;           /* IF frequency is 10.7 MHz */
+		freq = (freq * 16) / 1000000;   /* Make it 1/16 MHz */
 	}
+	if (dev->curtuner == 1)    /* AM */
+		freq = ((fifo & 0x7fff) - 2010) * 16;
 
 	return freq;
 }
 
-static void
-cadet_settune(unsigned fifo)
+static void cadet_settune(struct cadet *dev, unsigned fifo)
 {
 	int i;
 	unsigned test;
 
-	spin_lock(&cadet_io_lock);
+	mutex_lock(&dev->lock);
 
-	outb(7,io);                /* Select tuner control */
+	outb(7, dev->io);                /* Select tuner control */
 	/*
 	 * Write the shift register
 	 */
-	test=0;
-	test=(fifo>>23)&0x02;      /* Align data for SDO */
-	test|=0x1c;                /* SDM=1, SWE=1, SEN=1, SCK=0 */
-	outb(7,io);                /* Select tuner control */
-	outb(test,io+1);           /* Initialize for write */
-	for(i=0;i<25;i++) {
-		test|=0x01;              /* Toggle SCK High */
-		outb(test,io+1);
-		test&=0xfe;              /* Toggle SCK Low */
-		outb(test,io+1);
-		fifo=fifo<<1;            /* Prepare the next bit */
-		test=0x1c|((fifo>>23)&0x02);
-		outb(test,io+1);
+	test = 0;
+	test = (fifo >> 23) & 0x02;      /* Align data for SDO */
+	test |= 0x1c;                /* SDM=1, SWE=1, SEN=1, SCK=0 */
+	outb(7, dev->io);                /* Select tuner control */
+	outb(test, dev->io + 1);           /* Initialize for write */
+	for (i = 0; i < 25; i++) {
+		test |= 0x01;              /* Toggle SCK High */
+		outb(test, dev->io + 1);
+		test &= 0xfe;              /* Toggle SCK Low */
+		outb(test, dev->io + 1);
+		fifo = fifo << 1;            /* Prepare the next bit */
+		test = 0x1c | ((fifo >> 23) & 0x02);
+		outb(test, dev->io + 1);
 	}
-	spin_unlock(&cadet_io_lock);
+	mutex_unlock(&dev->lock);
 }
 
-static void
-cadet_setfreq(unsigned freq)
+static void cadet_setfreq(struct cadet *dev, unsigned freq)
 {
 	unsigned fifo;
-	int i,j,test;
+	int i, j, test;
 	int curvol;
 
 	/*
 	 * Formulate a fifo command
 	 */
-	fifo=0;
-	if(curtuner==0) {    /* FM */
-		test=102400;
-		freq=(freq*1000)/16;       /* Make it kHz */
-		freq+=10700;               /* IF is 10700 kHz */
-		for(i=0;i<14;i++) {
-			fifo=fifo<<1;
-			if(freq>=test) {
-				fifo|=0x01;
-				freq-=test;
+	fifo = 0;
+	if (dev->curtuner == 0) {    /* FM */
+		test = 102400;
+		freq = (freq * 1000) / 16;       /* Make it kHz */
+		freq += 10700;               /* IF is 10700 kHz */
+		for (i = 0; i < 14; i++) {
+			fifo = fifo << 1;
+			if (freq >= test) {
+				fifo |= 0x01;
+				freq -= test;
 			}
-			test=test>>1;
+			test = test >> 1;
 		}
 	}
-	if(curtuner==1) {    /* AM */
-		fifo=(freq/16)+2010;            /* Make it kHz */
-		fifo|=0x100000;            /* Select AM Band */
+	if (dev->curtuner == 1) {    /* AM */
+		fifo = (freq / 16) + 2010;            /* Make it kHz */
+		fifo |= 0x100000;            /* Select AM Band */
 	}
 
 	/*
 	 * Save current volume/mute setting
 	 */
 
-	spin_lock(&cadet_io_lock);
-	outb(7,io);                /* Select tuner control */
-	curvol=inb(io+1);
-	spin_unlock(&cadet_io_lock);
+	mutex_lock(&dev->lock);
+	outb(7, dev->io);                /* Select tuner control */
+	curvol = inb(dev->io + 1);
+	mutex_unlock(&dev->lock);
 
 	/*
 	 * Tune the card
 	 */
-	for(j=3;j>-1;j--) {
-		cadet_settune(fifo|(j<<16));
+	for (j = 3; j > -1; j--) {
+		cadet_settune(dev, fifo | (j << 16));
 
-		spin_lock(&cadet_io_lock);
-		outb(7,io);         /* Select tuner control */
-		outb(curvol,io+1);
-		spin_unlock(&cadet_io_lock);
+		mutex_lock(&dev->lock);
+		outb(7, dev->io);         /* Select tuner control */
+		outb(curvol, dev->io + 1);
+		mutex_unlock(&dev->lock);
 
 		msleep(100);
 
-		cadet_gettune();
-		if((tunestat & 0x40) == 0) {   /* Tuned */
-			sigstrength=sigtable[curtuner][j];
+		cadet_gettune(dev);
+		if ((dev->tunestat & 0x40) == 0) {   /* Tuned */
+			dev->sigstrength = sigtable[dev->curtuner][j];
 			return;
 		}
 	}
-	sigstrength=0;
+	dev->sigstrength = 0;
 }
 
 
-static int
-cadet_getvol(void)
+static int cadet_getvol(struct cadet *dev)
 {
 	int ret = 0;
 
-	spin_lock(&cadet_io_lock);
+	mutex_lock(&dev->lock);
 
-	outb(7,io);                /* Select tuner control */
-	if((inb(io + 1) & 0x20) != 0)
+	outb(7, dev->io);                /* Select tuner control */
+	if ((inb(dev->io + 1) & 0x20) != 0)
 		ret = 0xffff;
 
-	spin_unlock(&cadet_io_lock);
+	mutex_unlock(&dev->lock);
 	return ret;
 }
 
 
-static void
-cadet_setvol(int vol)
+static void cadet_setvol(struct cadet *dev, int vol)
 {
-	spin_lock(&cadet_io_lock);
-	outb(7,io);                /* Select tuner control */
-	if(vol>0)
-		outb(0x20,io+1);
+	mutex_lock(&dev->lock);
+	outb(7, dev->io);                /* Select tuner control */
+	if (vol > 0)
+		outb(0x20, dev->io + 1);
 	else
-		outb(0x00,io+1);
-	spin_unlock(&cadet_io_lock);
+		outb(0x00, dev->io + 1);
+	mutex_unlock(&dev->lock);
 }
 
-static void
-cadet_handler(unsigned long data)
+static void cadet_handler(unsigned long data)
 {
-	/*
-	 * Service the RDS fifo
-	 */
+	struct cadet *dev = (void *)data;
 
-	if(spin_trylock(&cadet_io_lock))
-	{
-		outb(0x3,io);       /* Select RDS Decoder Control */
-		if((inb(io+1)&0x20)!=0) {
+	/* Service the RDS fifo */
+	if (mutex_trylock(&dev->lock)) {
+		outb(0x3, dev->io);       /* Select RDS Decoder Control */
+		if ((inb(dev->io + 1) & 0x20) != 0)
 			printk(KERN_CRIT "cadet: RDS fifo overflow\n");
-		}
-		outb(0x80,io);      /* Select RDS fifo */
-		while((inb(io)&0x80)!=0) {
-			rdsbuf[rdsin]=inb(io+1);
-			if(rdsin==rdsout)
+		outb(0x80, dev->io);      /* Select RDS fifo */
+		while ((inb(dev->io) & 0x80) != 0) {
+			dev->rdsbuf[dev->rdsin] = inb(dev->io + 1);
+			if (dev->rdsin == dev->rdsout)
 				printk(KERN_WARNING "cadet: RDS buffer overflow\n");
 			else
-				rdsin++;
+				dev->rdsin++;
 		}
-		spin_unlock(&cadet_io_lock);
+		mutex_unlock(&dev->lock);
 	}
 
 	/*
 	 * Service pending read
 	 */
-	if( rdsin!=rdsout)
-		wake_up_interruptible(&read_queue);
+	if (dev->rdsin != dev->rdsout)
+		wake_up_interruptible(&dev->read_queue);
 
 	/*
 	 * Clean up and exit
 	 */
-	init_timer(&readtimer);
-	readtimer.function=cadet_handler;
-	readtimer.data=(unsigned long)0;
-	readtimer.expires=jiffies+msecs_to_jiffies(50);
-	add_timer(&readtimer);
+	init_timer(&dev->readtimer);
+	dev->readtimer.function = cadet_handler;
+	dev->readtimer.data = (unsigned long)0;
+	dev->readtimer.expires = jiffies + msecs_to_jiffies(50);
+	add_timer(&dev->readtimer);
 }
 
 
-
-static ssize_t
-cadet_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
+static ssize_t cadet_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
 {
-	int i=0;
+	struct cadet *dev = video_drvdata(file);
 	unsigned char readbuf[RDS_BUFFER];
-
-	if(rdsstat==0) {
-		spin_lock(&cadet_io_lock);
-		rdsstat=1;
-		outb(0x80,io);        /* Select RDS fifo */
-		spin_unlock(&cadet_io_lock);
-		init_timer(&readtimer);
-		readtimer.function=cadet_handler;
-		readtimer.data=(unsigned long)0;
-		readtimer.expires=jiffies+msecs_to_jiffies(50);
-		add_timer(&readtimer);
+	int i = 0;
+
+	if (dev->rdsstat == 0) {
+		mutex_lock(&dev->lock);
+		dev->rdsstat = 1;
+		outb(0x80, dev->io);        /* Select RDS fifo */
+		mutex_unlock(&dev->lock);
+		init_timer(&dev->readtimer);
+		dev->readtimer.function = cadet_handler;
+		dev->readtimer.data = (unsigned long)dev;
+		dev->readtimer.expires = jiffies + msecs_to_jiffies(50);
+		add_timer(&dev->readtimer);
 	}
-	if(rdsin==rdsout) {
+	if (dev->rdsin == dev->rdsout) {
 		if (file->f_flags & O_NONBLOCK)
 			return -EWOULDBLOCK;
-		interruptible_sleep_on(&read_queue);
+		interruptible_sleep_on(&dev->read_queue);
 	}
-	while( i<count && rdsin!=rdsout)
-		readbuf[i++]=rdsbuf[rdsout++];
+	while (i < count && dev->rdsin != dev->rdsout)
+		readbuf[i++] = dev->rdsbuf[dev->rdsout++];
 
-	if (copy_to_user(data,readbuf,i))
+	if (copy_to_user(data, readbuf, i))
 		return -EFAULT;
 	return i;
 }
@@ -400,38 +382,40 @@ cadet_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
 static int vidioc_querycap(struct file *file, void *priv,
 				struct v4l2_capability *v)
 {
-	v->capabilities =
-		V4L2_CAP_TUNER |
-		V4L2_CAP_READWRITE;
+	strlcpy(v->driver, "ADS Cadet", sizeof(v->driver));
+	strlcpy(v->card, "ADS Cadet", sizeof(v->card));
+	strlcpy(v->bus_info, "ISA", sizeof(v->bus_info));
 	v->version = CADET_VERSION;
-	strcpy(v->driver, "ADS Cadet");
-	strcpy(v->card, "ADS Cadet");
+	v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO | V4L2_CAP_READWRITE;
 	return 0;
 }
 
 static int vidioc_g_tuner(struct file *file, void *priv,
 				struct v4l2_tuner *v)
 {
+	struct cadet *dev = video_drvdata(file);
+
 	v->type = V4L2_TUNER_RADIO;
 	switch (v->index) {
 	case 0:
-		strcpy(v->name, "FM");
+		strlcpy(v->name, "FM", sizeof(v->name));
 		v->capability = V4L2_TUNER_CAP_STEREO;
 		v->rangelow = 1400;     /* 87.5 MHz */
 		v->rangehigh = 1728;    /* 108.0 MHz */
-		v->rxsubchans=cadet_getstereo();
-		switch (v->rxsubchans){
+		v->rxsubchans = cadet_getstereo(dev);
+		switch (v->rxsubchans) {
 		case V4L2_TUNER_SUB_MONO:
 			v->audmode = V4L2_TUNER_MODE_MONO;
 			break;
 		case V4L2_TUNER_SUB_STEREO:
 			v->audmode = V4L2_TUNER_MODE_STEREO;
 			break;
-		default: ;
+		default:
+			break;
 		}
 		break;
 	case 1:
-		strcpy(v->name, "AM");
+		strlcpy(v->name, "AM", sizeof(v->name));
 		v->capability = V4L2_TUNER_CAP_LOW;
 		v->rangelow = 8320;      /* 520 kHz */
 		v->rangehigh = 26400;    /* 1650 kHz */
@@ -441,25 +425,29 @@ static int vidioc_g_tuner(struct file *file, void *priv,
 	default:
 		return -EINVAL;
 	}
-	v->signal = sigstrength; /* We might need to modify scaling of this */
+	v->signal = dev->sigstrength; /* We might need to modify scaling of this */
 	return 0;
 }
 
 static int vidioc_s_tuner(struct file *file, void *priv,
 				struct v4l2_tuner *v)
 {
-	if((v->index != 0)&&(v->index != 1))
+	struct cadet *dev = video_drvdata(file);
+
+	if (v->index != 0 && v->index != 1)
 		return -EINVAL;
-	curtuner = v->index;
+	dev->curtuner = v->index;
 	return 0;
 }
 
 static int vidioc_g_frequency(struct file *file, void *priv,
 				struct v4l2_frequency *f)
 {
-	f->tuner = curtuner;
+	struct cadet *dev = video_drvdata(file);
+
+	f->tuner = dev->curtuner;
 	f->type = V4L2_TUNER_RADIO;
-	f->frequency = cadet_getfreq();
+	f->frequency = cadet_getfreq(dev);
 	return 0;
 }
 
@@ -467,27 +455,26 @@ static int vidioc_g_frequency(struct file *file, void *priv,
 static int vidioc_s_frequency(struct file *file, void *priv,
 				struct v4l2_frequency *f)
 {
+	struct cadet *dev = video_drvdata(file);
+
 	if (f->type != V4L2_TUNER_RADIO)
 		return -EINVAL;
-	if((curtuner==0)&&((f->frequency<1400)||(f->frequency>1728)))
+	if (dev->curtuner == 0 && (f->frequency < 1400 || f->frequency > 1728))
 		return -EINVAL;
-	if((curtuner==1)&&((f->frequency<8320)||(f->frequency>26400)))
+	if (dev->curtuner == 1 && (f->frequency < 8320 || f->frequency > 26400))
 		return -EINVAL;
-	cadet_setfreq(f->frequency);
+	cadet_setfreq(dev, f->frequency);
 	return 0;
 }
 
 static int vidioc_queryctrl(struct file *file, void *priv,
 				struct v4l2_queryctrl *qc)
 {
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) {
-		if (qc->id && qc->id == radio_qctrl[i].id) {
-			memcpy(qc, &(radio_qctrl[i]),
-						sizeof(*qc));
-			return 0;
-		}
+	switch (qc->id) {
+	case V4L2_CID_AUDIO_MUTE:
+		return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1);
+	case V4L2_CID_AUDIO_VOLUME:
+		return v4l2_ctrl_query_fill(qc, 0, 0xff, 1, 0xff);
 	}
 	return -EINVAL;
 }
@@ -495,12 +482,14 @@ static int vidioc_queryctrl(struct file *file, void *priv,
 static int vidioc_g_ctrl(struct file *file, void *priv,
 				struct v4l2_control *ctrl)
 {
-	switch (ctrl->id){
+	struct cadet *dev = video_drvdata(file);
+
+	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE: /* TODO: Handle this correctly */
-		ctrl->value = (cadet_getvol() == 0);
+		ctrl->value = (cadet_getvol(dev) == 0);
 		break;
 	case V4L2_CID_AUDIO_VOLUME:
-		ctrl->value = cadet_getvol();
+		ctrl->value = cadet_getvol(dev);
 		break;
 	default:
 		return -EINVAL;
@@ -511,15 +500,17 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
 static int vidioc_s_ctrl(struct file *file, void *priv,
 				struct v4l2_control *ctrl)
 {
+	struct cadet *dev = video_drvdata(file);
+
 	switch (ctrl->id){
 	case V4L2_CID_AUDIO_MUTE: /* TODO: Handle this correctly */
 		if (ctrl->value)
-			cadet_setvol(0);
+			cadet_setvol(dev, 0);
 		else
-			cadet_setvol(0xffff);
+			cadet_setvol(dev, 0xffff);
 		break;
 	case V4L2_CID_AUDIO_VOLUME:
-		cadet_setvol(ctrl->value);
+		cadet_setvol(dev, ctrl->value);
 		break;
 	default:
 		return -EINVAL;
@@ -527,16 +518,6 @@ static int vidioc_s_ctrl(struct file *file, void *priv,
 	return 0;
 }
 
-static int vidioc_g_audio(struct file *file, void *priv,
-				struct v4l2_audio *a)
-{
-	if (a->index > 1)
-		return -EINVAL;
-	strcpy(a->name, "Radio");
-	a->capability = V4L2_AUDCAP_STEREO;
-	return 0;
-}
-
 static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 {
 	*i = 0;
@@ -545,43 +526,52 @@ static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 
 static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
 {
-	if (i != 0)
-		return -EINVAL;
+	return i ? -EINVAL : 0;
+}
+
+static int vidioc_g_audio(struct file *file, void *priv,
+				struct v4l2_audio *a)
+{
+	a->index = 0;
+	strlcpy(a->name, "Radio", sizeof(a->name));
+	a->capability = V4L2_AUDCAP_STEREO;
 	return 0;
 }
 
 static int vidioc_s_audio(struct file *file, void *priv,
 				struct v4l2_audio *a)
 {
-	if (a->index != 0)
-		return -EINVAL;
-	return 0;
+	return a->index ? -EINVAL : 0;
 }
 
-static int
-cadet_open(struct file *file)
+static int cadet_open(struct file *file)
 {
-	users++;
-	if (1 == users) init_waitqueue_head(&read_queue);
+	struct cadet *dev = video_drvdata(file);
+
+	dev->users++;
+	if (1 == dev->users)
+		init_waitqueue_head(&dev->read_queue);
 	return 0;
 }
 
-static int
-cadet_release(struct file *file)
+static int cadet_release(struct file *file)
 {
-	users--;
-	if (0 == users){
-		del_timer_sync(&readtimer);
-		rdsstat=0;
+	struct cadet *dev = video_drvdata(file);
+
+	dev->users--;
+	if (0 == dev->users) {
+		del_timer_sync(&dev->readtimer);
+		dev->rdsstat = 0;
 	}
 	return 0;
 }
 
-static unsigned int
-cadet_poll(struct file *file, struct poll_table_struct *wait)
+static unsigned int cadet_poll(struct file *file, struct poll_table_struct *wait)
 {
-	poll_wait(file,&read_queue,wait);
-	if(rdsin != rdsout)
+	struct cadet *dev = video_drvdata(file);
+
+	poll_wait(file, &dev->read_queue, wait);
+	if (dev->rdsin != dev->rdsout)
 		return POLLIN | POLLRDNORM;
 	return 0;
 }
@@ -611,13 +601,6 @@ static const struct v4l2_ioctl_ops cadet_ioctl_ops = {
 	.vidioc_s_input     = vidioc_s_input,
 };
 
-static struct video_device cadet_radio = {
-	.name		= "Cadet radio",
-	.fops           = &cadet_fops,
-	.ioctl_ops 	= &cadet_ioctl_ops,
-	.release	= video_device_release_empty,
-};
-
 #ifdef CONFIG_PNP
 
 static struct pnp_device_id cadet_pnp_devices[] = {
@@ -628,7 +611,7 @@ static struct pnp_device_id cadet_pnp_devices[] = {
 
 MODULE_DEVICE_TABLE(pnp, cadet_pnp_devices);
 
-static int cadet_pnp_probe(struct pnp_dev * dev, const struct pnp_device_id *dev_id)
+static int cadet_pnp_probe(struct pnp_dev *dev, const struct pnp_device_id *dev_id)
 {
 	if (!dev)
 		return -ENODEV;
@@ -636,13 +619,12 @@ static int cadet_pnp_probe(struct pnp_dev * dev, const struct pnp_device_id *dev
 	if (io > 0)
 		return -EBUSY;
 
-	if (!pnp_port_valid(dev, 0)) {
+	if (!pnp_port_valid(dev, 0))
 		return -ENODEV;
-	}
 
 	io = pnp_port_start(dev, 0);
 
-	printk ("radio-cadet: PnP reports device at %#x\n", io);
+	printk(KERN_INFO "radio-cadet: PnP reports device at %#x\n", io);
 
 	return io;
 }
@@ -658,23 +640,23 @@ static struct pnp_driver cadet_pnp_driver = {
 static struct pnp_driver cadet_pnp_driver;
 #endif
 
-static int cadet_probe(void)
+static void cadet_probe(struct cadet *dev)
 {
-	static int iovals[8]={0x330,0x332,0x334,0x336,0x338,0x33a,0x33c,0x33e};
+	static int iovals[8] = { 0x330, 0x332, 0x334, 0x336, 0x338, 0x33a, 0x33c, 0x33e };
 	int i;
 
-	for(i=0;i<8;i++) {
-		io=iovals[i];
-		if (request_region(io, 2, "cadet-probe")) {
-			cadet_setfreq(1410);
-			if(cadet_getfreq()==1410) {
-				release_region(io, 2);
-				return io;
+	for (i = 0; i < 8; i++) {
+		dev->io = iovals[i];
+		if (request_region(dev->io, 2, "cadet-probe")) {
+			cadet_setfreq(dev, 1410);
+			if (cadet_getfreq(dev) == 1410) {
+				release_region(dev->io, 2);
+				return;
 			}
-			release_region(io, 2);
+			release_region(dev->io, 2);
 		}
 	}
-	return -1;
+	dev->io = -1;
 }
 
 /*
@@ -684,59 +666,69 @@ static int cadet_probe(void)
 
 static int __init cadet_init(void)
 {
-	spin_lock_init(&cadet_io_lock);
+	struct cadet *dev = &cadet_card;
+	struct v4l2_device *v4l2_dev = &dev->v4l2_dev;
+	int res;
 
-	/*
-	 *	If a probe was requested then probe ISAPnP first (safest)
-	 */
+	strlcpy(v4l2_dev->name, "cadet", sizeof(v4l2_dev->name));
+	mutex_init(&dev->lock);
+
+	/* If a probe was requested then probe ISAPnP first (safest) */
 	if (io < 0)
 		pnp_register_driver(&cadet_pnp_driver);
-	/*
-	 *	If that fails then probe unsafely if probe is requested
-	 */
-	if(io < 0)
-		io = cadet_probe ();
+	dev->io = io;
 
-	/*
-	 *	Else we bail out
-	 */
+	/* If that fails then probe unsafely if probe is requested */
+	if (dev->io < 0)
+		cadet_probe(dev);
 
-	if(io < 0) {
+	/* Else we bail out */
+	if (dev->io < 0) {
 #ifdef MODULE
-		printk(KERN_ERR "You must set an I/O address with io=0x???\n");
+		v4l2_err(v4l2_dev, "you must set an I/O address with io=0x330, 0x332, 0x334,\n");
+		v4l2_err(v4l2_dev, "0x336, 0x338, 0x33a, 0x33c or 0x33e\n");
 #endif
 		goto fail;
 	}
-	if (!request_region(io,2,"cadet"))
+	if (!request_region(dev->io, 2, "cadet"))
 		goto fail;
-	if (video_register_device(&cadet_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
-		release_region(io,2);
+
+	res = v4l2_device_register(NULL, v4l2_dev);
+	if (res < 0) {
+		release_region(dev->io, 2);
+		v4l2_err(v4l2_dev, "could not register v4l2_device\n");
 		goto fail;
 	}
-	printk(KERN_INFO "ADS Cadet Radio Card at 0x%x\n",io);
+
+	strlcpy(dev->vdev.name, v4l2_dev->name, sizeof(dev->vdev.name));
+	dev->vdev.v4l2_dev = v4l2_dev;
+	dev->vdev.fops = &cadet_fops;
+	dev->vdev.ioctl_ops = &cadet_ioctl_ops;
+	dev->vdev.release = video_device_release_empty;
+	video_set_drvdata(&dev->vdev, dev);
+
+	if (video_register_device(&dev->vdev, VFL_TYPE_RADIO, radio_nr) < 0) {
+		v4l2_device_unregister(v4l2_dev);
+		release_region(dev->io, 2);
+		goto fail;
+	}
+	v4l2_info(v4l2_dev, "ADS Cadet Radio Card at 0x%x\n", dev->io);
 	return 0;
 fail:
 	pnp_unregister_driver(&cadet_pnp_driver);
-	return -1;
+	return -ENODEV;
 }
 
-
-
-MODULE_AUTHOR("Fred Gleason, Russell Kroll, Quay Lu, Donald Song, Jason Lewis, Scott McGrath, William McGrath");
-MODULE_DESCRIPTION("A driver for the ADS Cadet AM/FM/RDS radio card.");
-MODULE_LICENSE("GPL");
-
-module_param(io, int, 0);
-MODULE_PARM_DESC(io, "I/O address of Cadet card (0x330,0x332,0x334,0x336,0x338,0x33a,0x33c,0x33e)");
-module_param(radio_nr, int, 0);
-
-static void __exit cadet_cleanup_module(void)
+static void __exit cadet_exit(void)
 {
-	video_unregister_device(&cadet_radio);
-	release_region(io,2);
+	struct cadet *dev = &cadet_card;
+
+	video_unregister_device(&dev->vdev);
+	v4l2_device_unregister(&dev->v4l2_dev);
+	release_region(dev->io, 2);
 	pnp_unregister_driver(&cadet_pnp_driver);
 }
 
 module_init(cadet_init);
-module_exit(cadet_cleanup_module);
+module_exit(cadet_exit);
 
diff --git a/linux/drivers/media/radio/radio-gemtek-pci.c b/linux/drivers/media/radio/radio-gemtek-pci.c
index 7edd3e594..13972c431 100644
--- a/linux/drivers/media/radio/radio-gemtek-pci.c
+++ b/linux/drivers/media/radio/radio-gemtek-pci.c
@@ -44,36 +44,27 @@
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/pci.h>
-#include "compat.h"
 #include <linux/videodev2.h>
-#include <media/v4l2-common.h>
-#include <media/v4l2-ioctl.h>
 #include <linux/errno.h>
-
 #include <linux/version.h>      /* for KERNEL_VERSION MACRO     */
-#define RADIO_VERSION KERNEL_VERSION(0,0,2)
-
-static struct v4l2_queryctrl radio_qctrl[] = {
-	{
-		.id            = V4L2_CID_AUDIO_MUTE,
-		.name          = "Mute",
-		.minimum       = 0,
-		.maximum       = 1,
-		.default_value = 1,
-		.type          = V4L2_CTRL_TYPE_BOOLEAN,
-	},{
-		.id            = V4L2_CID_AUDIO_VOLUME,
-		.name          = "Volume",
-		.minimum       = 0,
-		.maximum       = 65535,
-		.step          = 65535,
-		.default_value = 0xff,
-		.type          = V4L2_CTRL_TYPE_INTEGER,
-	}
-};
+#include <linux/io.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-ioctl.h>
+#include "compat.h"
 
-#include <asm/io.h>
-#include <asm/uaccess.h>
+MODULE_AUTHOR("Vladimir Shebordaev <vshebordaev@mail.ru>");
+MODULE_DESCRIPTION("The video4linux driver for the Gemtek PCI Radio Card");
+MODULE_LICENSE("GPL");
+
+static int nr_radio = -1;
+static int mx = 1;
+
+module_param(mx, bool, 0);
+MODULE_PARM_DESC(mx, "single digit: 1 - turn off the turner upon module exit (default), 0 - do not");
+module_param(nr_radio, int, 0);
+MODULE_PARM_DESC(nr_radio, "video4linux device number to use");
+
+#define RADIO_VERSION KERNEL_VERSION(0, 0, 2)
 
 #ifndef PCI_VENDOR_ID_GEMTEK
 #define PCI_VENDOR_ID_GEMTEK 0x5046
@@ -91,8 +82,11 @@ static struct v4l2_queryctrl radio_qctrl[] = {
 #define GEMTEK_PCI_RANGE_HIGH (108*16000)
 #endif
 
-struct gemtek_pci_card {
-	struct video_device *videodev;
+struct gemtek_pci {
+	struct v4l2_device v4l2_dev;
+	struct video_device vdev;
+	struct mutex lock;
+	struct pci_dev *pdev;
 
 	u32 iobase;
 	u32 length;
@@ -101,116 +95,133 @@ struct gemtek_pci_card {
 	u8  mute;
 };
 
-static int nr_radio = -1;
-static unsigned long in_use;
+static inline struct gemtek_pci *to_gemtek_pci(struct v4l2_device *v4l2_dev)
+{
+	return container_of(v4l2_dev, struct gemtek_pci, v4l2_dev);
+}
 
-static inline u8 gemtek_pci_out( u16 value, u32 port )
+static inline u8 gemtek_pci_out(u16 value, u32 port)
 {
-	outw( value, port );
+	outw(value, port);
 
 	return (u8)value;
 }
 
-#define _b0( v ) *((u8 *)&v)
-static void __gemtek_pci_cmd( u16 value, u32 port, u8 *last_byte, int keep )
+#define _b0(v) (*((u8 *)&v))
+
+static void __gemtek_pci_cmd(u16 value, u32 port, u8 *last_byte, int keep)
 {
-	register u8 byte = *last_byte;
+	u8 byte = *last_byte;
 
-	if ( !value ) {
-		if ( !keep )
+	if (!value) {
+		if (!keep)
 			value = (u16)port;
 		byte &= 0xfd;
 	} else
 		byte |= 2;
 
-	_b0( value ) = byte;
-	outw( value, port );
+	_b0(value) = byte;
+	outw(value, port);
 	byte |= 1;
-	_b0( value ) = byte;
-	outw( value, port );
+	_b0(value) = byte;
+	outw(value, port);
 	byte &= 0xfe;
-	_b0( value ) = byte;
-	outw( value, port );
+	_b0(value) = byte;
+	outw(value, port);
 
 	*last_byte = byte;
 }
 
-static inline void gemtek_pci_nil( u32 port, u8 *last_byte )
+static inline void gemtek_pci_nil(u32 port, u8 *last_byte)
 {
-	__gemtek_pci_cmd( 0x00, port, last_byte, false );
+	__gemtek_pci_cmd(0x00, port, last_byte, false);
 }
 
-static inline void gemtek_pci_cmd( u16 cmd, u32 port, u8 *last_byte )
+static inline void gemtek_pci_cmd(u16 cmd, u32 port, u8 *last_byte)
 {
-	__gemtek_pci_cmd( cmd, port, last_byte, true );
+	__gemtek_pci_cmd(cmd, port, last_byte, true);
 }
 
-static void gemtek_pci_setfrequency( struct gemtek_pci_card *card, unsigned long frequency )
+static void gemtek_pci_setfrequency(struct gemtek_pci *card, unsigned long frequency)
 {
-	register int i;
-	register u32 value = frequency / 200 + 856;
-	register u16 mask = 0x8000;
+	int i;
+	u32 value = frequency / 200 + 856;
+	u16 mask = 0x8000;
 	u8 last_byte;
 	u32 port = card->iobase;
 
-	last_byte = gemtek_pci_out( 0x06, port );
+	mutex_lock(&card->lock);
+	card->current_frequency = frequency;
+	last_byte = gemtek_pci_out(0x06, port);
 
 	i = 0;
 	do {
-		gemtek_pci_nil( port, &last_byte );
+		gemtek_pci_nil(port, &last_byte);
 		i++;
-	} while ( i < 9 );
+	} while (i < 9);
 
 	i = 0;
 	do {
-		gemtek_pci_cmd( value & mask, port, &last_byte );
+		gemtek_pci_cmd(value & mask, port, &last_byte);
 		mask >>= 1;
 		i++;
-	} while ( i < 16 );
+	} while (i < 16);
 
-	outw( 0x10, port );
+	outw(0x10, port);
+	mutex_unlock(&card->lock);
 }
 
 
-static inline void gemtek_pci_mute( struct gemtek_pci_card *card )
+static void gemtek_pci_mute(struct gemtek_pci *card)
 {
-	outb( 0x1f, card->iobase );
+	mutex_lock(&card->lock);
+	outb(0x1f, card->iobase);
 	card->mute = true;
+	mutex_unlock(&card->lock);
 }
 
-static inline void gemtek_pci_unmute( struct gemtek_pci_card *card )
+static void gemtek_pci_unmute(struct gemtek_pci *card)
 {
-	if ( card->mute ) {
-		gemtek_pci_setfrequency( card, card->current_frequency );
+	mutex_lock(&card->lock);
+	if (card->mute) {
+		gemtek_pci_setfrequency(card, card->current_frequency);
 		card->mute = false;
 	}
+	mutex_unlock(&card->lock);
 }
 
-static inline unsigned int gemtek_pci_getsignal( struct gemtek_pci_card *card )
+static int gemtek_pci_getsignal(struct gemtek_pci *card)
 {
-	return ( inb( card->iobase ) & 0x08 ) ? 0 : 1;
+	int sig;
+
+	mutex_lock(&card->lock);
+	sig = (inb(card->iobase) & 0x08) ? 0 : 1;
+	mutex_unlock(&card->lock);
+	return sig;
 }
 
 static int vidioc_querycap(struct file *file, void *priv,
 					struct v4l2_capability *v)
 {
+	struct gemtek_pci *card = video_drvdata(file);
+
 	strlcpy(v->driver, "radio-gemtek-pci", sizeof(v->driver));
 	strlcpy(v->card, "GemTek PCI Radio", sizeof(v->card));
-	sprintf(v->bus_info, "ISA");
+	snprintf(v->bus_info, sizeof(v->bus_info), "PCI:%s", pci_name(card->pdev));
 	v->version = RADIO_VERSION;
-	v->capabilities = V4L2_CAP_TUNER;
+	v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO;
 	return 0;
 }
 
 static int vidioc_g_tuner(struct file *file, void *priv,
 					struct v4l2_tuner *v)
 {
-	struct gemtek_pci_card *card = video_drvdata(file);
+	struct gemtek_pci *card = video_drvdata(file);
 
 	if (v->index > 0)
 		return -EINVAL;
 
-	strcpy(v->name, "FM");
+	strlcpy(v->name, "FM", sizeof(v->name));
 	v->type = V4L2_TUNER_RADIO;
 	v->rangelow = GEMTEK_PCI_RANGE_LOW;
 	v->rangehigh = GEMTEK_PCI_RANGE_HIGH;
@@ -224,21 +235,18 @@ static int vidioc_g_tuner(struct file *file, void *priv,
 static int vidioc_s_tuner(struct file *file, void *priv,
 					struct v4l2_tuner *v)
 {
-	if (v->index > 0)
-		return -EINVAL;
-	return 0;
+	return v->index ? -EINVAL : 0;
 }
 
 static int vidioc_s_frequency(struct file *file, void *priv,
 					struct v4l2_frequency *f)
 {
-	struct gemtek_pci_card *card = video_drvdata(file);
+	struct gemtek_pci *card = video_drvdata(file);
 
-	if ( (f->frequency < GEMTEK_PCI_RANGE_LOW) ||
-			(f->frequency > GEMTEK_PCI_RANGE_HIGH) )
+	if (f->frequency < GEMTEK_PCI_RANGE_LOW ||
+	    f->frequency > GEMTEK_PCI_RANGE_HIGH)
 		return -EINVAL;
 	gemtek_pci_setfrequency(card, f->frequency);
-	card->current_frequency = f->frequency;
 	card->mute = false;
 	return 0;
 }
@@ -246,7 +254,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
 static int vidioc_g_frequency(struct file *file, void *priv,
 					struct v4l2_frequency *f)
 {
-	struct gemtek_pci_card *card = video_drvdata(file);
+	struct gemtek_pci *card = video_drvdata(file);
 
 	f->type = V4L2_TUNER_RADIO;
 	f->frequency = card->current_frequency;
@@ -256,13 +264,11 @@ static int vidioc_g_frequency(struct file *file, void *priv,
 static int vidioc_queryctrl(struct file *file, void *priv,
 					struct v4l2_queryctrl *qc)
 {
-	int i;
-	for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) {
-		if (qc->id && qc->id == radio_qctrl[i].id) {
-			memcpy(qc, &(radio_qctrl[i]),
-						sizeof(*qc));
-			return 0;
-		}
+	switch (qc->id) {
+	case V4L2_CID_AUDIO_MUTE:
+		return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1);
+	case V4L2_CID_AUDIO_VOLUME:
+		return v4l2_ctrl_query_fill(qc, 0, 65535, 65535, 65535);
 	}
 	return -EINVAL;
 }
@@ -270,7 +276,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
 static int vidioc_g_ctrl(struct file *file, void *priv,
 					struct v4l2_control *ctrl)
 {
-	struct gemtek_pci_card *card = video_drvdata(file);
+	struct gemtek_pci *card = video_drvdata(file);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
@@ -289,7 +295,7 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
 static int vidioc_s_ctrl(struct file *file, void *priv,
 					struct v4l2_control *ctrl)
 {
-	struct gemtek_pci_card *card = video_drvdata(file);
+	struct gemtek_pci *card = video_drvdata(file);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
@@ -308,17 +314,6 @@ static int vidioc_s_ctrl(struct file *file, void *priv,
 	return -EINVAL;
 }
 
-static int vidioc_g_audio(struct file *file, void *priv,
-					struct v4l2_audio *a)
-{
-	if (a->index > 1)
-		return -EINVAL;
-
-	strcpy(a->name, "Radio");
-	a->capability = V4L2_AUDCAP_STEREO;
-	return 0;
-}
-
 static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 {
 	*i = 0;
@@ -327,17 +322,22 @@ static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 
 static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
 {
-	if (i != 0)
-		return -EINVAL;
+	return i ? -EINVAL : 0;
+}
+
+static int vidioc_g_audio(struct file *file, void *priv,
+					struct v4l2_audio *a)
+{
+	a->index = 0;
+	strlcpy(a->name, "Radio", sizeof(a->name));
+	a->capability = V4L2_AUDCAP_STEREO;
 	return 0;
 }
 
 static int vidioc_s_audio(struct file *file, void *priv,
 					struct v4l2_audio *a)
 {
-	if (a->index != 0)
-		return -EINVAL;
-	return 0;
+	return a->index ? -EINVAL : 0;
 }
 
 enum {
@@ -355,25 +355,22 @@ static struct pci_device_id gemtek_pci_id[] =
 	{ 0 }
 };
 
-MODULE_DEVICE_TABLE( pci, gemtek_pci_id );
-
-static int mx = 1;
+MODULE_DEVICE_TABLE(pci, gemtek_pci_id);
 
-static int gemtek_pci_exclusive_open(struct file *file)
+static int gemtek_pci_open(struct file *file)
 {
-	return test_and_set_bit(0, &in_use) ? -EBUSY : 0;
+	return 0;
 }
 
-static int gemtek_pci_exclusive_release(struct file *file)
+static int gemtek_pci_release(struct file *file)
 {
-	clear_bit(0, &in_use);
 	return 0;
 }
 
 static const struct v4l2_file_operations gemtek_pci_fops = {
 	.owner		= THIS_MODULE,
-	.open           = gemtek_pci_exclusive_open,
-	.release        = gemtek_pci_exclusive_release,
+	.open           = gemtek_pci_open,
+	.release        = gemtek_pci_release,
 	.ioctl		= video_ioctl2,
 };
 
@@ -392,114 +389,106 @@ static const struct v4l2_ioctl_ops gemtek_pci_ioctl_ops = {
 	.vidioc_s_ctrl      = vidioc_s_ctrl,
 };
 
-static struct video_device vdev_template = {
-	.name          	= "Gemtek PCI Radio",
-	.fops          	= &gemtek_pci_fops,
-	.ioctl_ops 	= &gemtek_pci_ioctl_ops,
-	.release	= video_device_release_empty,
-};
-
-static int __devinit gemtek_pci_probe( struct pci_dev *pci_dev, const struct pci_device_id *pci_id )
+static int __devinit gemtek_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pci_id)
 {
-	struct gemtek_pci_card *card;
-	struct video_device *devradio;
+	struct gemtek_pci *card;
+	struct v4l2_device *v4l2_dev;
+	int res;
 
-	if ( (card = kzalloc( sizeof( struct gemtek_pci_card ), GFP_KERNEL )) == NULL ) {
-		printk( KERN_ERR "gemtek_pci: out of memory\n" );
+	card = kzalloc(sizeof(struct gemtek_pci), GFP_KERNEL);
+	if (card == NULL) {
+		dev_err(&pdev->dev, "out of memory\n");
 		return -ENOMEM;
 	}
 
-	if ( pci_enable_device( pci_dev ) )
-		goto err_pci;
+	v4l2_dev = &card->v4l2_dev;
+	mutex_init(&card->lock);
+	card->pdev = pdev;
 
-	card->iobase = pci_resource_start( pci_dev, 0 );
-	card->length = pci_resource_len( pci_dev, 0 );
+	strlcpy(v4l2_dev->name, "gemtek_pci", sizeof(v4l2_dev->name));
 
-	if ( request_region( card->iobase, card->length, card_names[pci_id->driver_data] ) == NULL ) {
-		printk( KERN_ERR "gemtek_pci: i/o port already in use\n" );
-		goto err_pci;
+	res = v4l2_device_register(&pdev->dev, v4l2_dev);
+	if (res < 0) {
+		v4l2_err(v4l2_dev, "Could not register v4l2_device\n");
+		kfree(card);
+		return res;
 	}
 
-	pci_set_drvdata( pci_dev, card );
+	if (pci_enable_device(pdev))
+		goto err_pci;
 
-	if ( (devradio = kmalloc( sizeof( struct video_device ), GFP_KERNEL )) == NULL ) {
-		printk( KERN_ERR "gemtek_pci: out of memory\n" );
-		goto err_video;
+	card->iobase = pci_resource_start(pdev, 0);
+	card->length = pci_resource_len(pdev, 0);
+
+	if (request_region(card->iobase, card->length, card_names[pci_id->driver_data]) == NULL) {
+		v4l2_err(v4l2_dev, "i/o port already in use\n");
+		goto err_pci;
 	}
-	*devradio = vdev_template;
 
-	if (video_register_device(devradio, VFL_TYPE_RADIO, nr_radio) < 0) {
-		kfree( devradio );
+	strlcpy(card->vdev.name, v4l2_dev->name, sizeof(card->vdev.name));
+	card->vdev.v4l2_dev = v4l2_dev;
+	card->vdev.fops = &gemtek_pci_fops;
+	card->vdev.ioctl_ops = &gemtek_pci_ioctl_ops;
+	card->vdev.release = video_device_release_empty;
+	video_set_drvdata(&card->vdev, card);
+
+	if (video_register_device(&card->vdev, VFL_TYPE_RADIO, nr_radio) < 0)
 		goto err_video;
-	}
 
-	card->videodev = devradio;
-	video_set_drvdata(devradio, card);
-	gemtek_pci_mute( card );
+	gemtek_pci_mute(card);
 
-#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,22)
-	printk( KERN_INFO "Gemtek PCI Radio (rev. %d) found at 0x%04x-0x%04x.\n",
-		pci_dev->revision, card->iobase, card->iobase + card->length - 1 );
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 22)
+	v4l2_info(v4l2_dev, "Gemtek PCI Radio (rev. %d) found at 0x%04x-0x%04x.\n",
+		pdev->revision, card->iobase, card->iobase + card->length - 1);
 #else
-	printk( KERN_INFO "Gemtek PCI Radio (rev. %d) found at 0x%04x-0x%04x.\n",
-		v4l_compat_pci_rev(pci_dev), card->iobase,
-		card->iobase + card->length - 1 );
+	v4l2_info(v4l2_dev, "Gemtek PCI Radio (rev. %d) found at 0x%04x-0x%04x.\n",
+		v4l_compat_pci_rev(pdev), card->iobase,
+		card->iobase + card->length - 1);
 #endif
 
 	return 0;
 
 err_video:
-	release_region( card->iobase, card->length );
+	release_region(card->iobase, card->length);
 
 err_pci:
-	kfree( card );
+	v4l2_device_unregister(v4l2_dev);
+	kfree(card);
 	return -ENODEV;
 }
 
-static void __devexit gemtek_pci_remove( struct pci_dev *pci_dev )
+static void __devexit gemtek_pci_remove(struct pci_dev *pdev)
 {
-	struct gemtek_pci_card *card = pci_get_drvdata( pci_dev );
+	struct v4l2_device *v4l2_dev = dev_get_drvdata(&pdev->dev);
+	struct gemtek_pci *card = to_gemtek_pci(v4l2_dev);
 
-	video_unregister_device( card->videodev );
-	kfree( card->videodev );
+	video_unregister_device(&card->vdev);
+	v4l2_device_unregister(v4l2_dev);
 
-	release_region( card->iobase, card->length );
+	release_region(card->iobase, card->length);
 
-	if ( mx )
-		gemtek_pci_mute( card );
+	if (mx)
+		gemtek_pci_mute(card);
 
-	kfree( card );
-
-	pci_set_drvdata( pci_dev, NULL );
+	kfree(card);
 }
 
-static struct pci_driver gemtek_pci_driver =
-{
+static struct pci_driver gemtek_pci_driver = {
 	.name		= "gemtek_pci",
 	.id_table	= gemtek_pci_id,
 	.probe		= gemtek_pci_probe,
 	.remove		= __devexit_p(gemtek_pci_remove),
 };
 
-static int __init gemtek_pci_init_module( void )
+static int __init gemtek_pci_init(void)
 {
-	return pci_register_driver( &gemtek_pci_driver );
+	return pci_register_driver(&gemtek_pci_driver);
 }
 
-static void __exit gemtek_pci_cleanup_module( void )
+static void __exit gemtek_pci_exit(void)
 {
 	pci_unregister_driver(&gemtek_pci_driver);
 }
 
-MODULE_AUTHOR( "Vladimir Shebordaev <vshebordaev@mail.ru>" );
-MODULE_DESCRIPTION( "The video4linux driver for the Gemtek PCI Radio Card" );
-MODULE_LICENSE("GPL");
-
-module_param(mx, bool, 0);
-MODULE_PARM_DESC( mx, "single digit: 1 - turn off the turner upon module exit (default), 0 - do not" );
-module_param(nr_radio, int, 0);
-MODULE_PARM_DESC( nr_radio, "video4linux device number to use");
-
-module_init( gemtek_pci_init_module );
-module_exit( gemtek_pci_cleanup_module );
-
+module_init(gemtek_pci_init);
+module_exit(gemtek_pci_exit);
diff --git a/linux/drivers/media/radio/radio-gemtek.c b/linux/drivers/media/radio/radio-gemtek.c
index a1ae890c8..d991476e8 100644
--- a/linux/drivers/media/radio/radio-gemtek.c
+++ b/linux/drivers/media/radio/radio-gemtek.c
@@ -20,17 +20,15 @@
 #include <linux/init.h>		/* Initdata			*/
 #include <linux/ioport.h>	/* request_region		*/
 #include <linux/delay.h>	/* udelay			*/
-#include <asm/io.h>		/* outb, outb_p			*/
-#include <asm/uaccess.h>	/* copy to/from user		*/
-#include "compat.h"
 #include <linux/videodev2.h>	/* kernel radio structs		*/
+#include <linux/version.h>	/* for KERNEL_VERSION MACRO	*/
+#include <linux/mutex.h>
+#include <linux/io.h>		/* outb, outb_p			*/
 #include <media/v4l2-ioctl.h>
-#include <media/v4l2-common.h>
-#include <linux/spinlock.h>
+#include <media/v4l2-device.h>
+#include "compat.h"
 
-#include <linux/version.h>	/* for KERNEL_VERSION MACRO	*/
-#define RADIO_VERSION KERNEL_VERSION(0,0,3)
-#define RADIO_BANNER "GemTek Radio card driver: v0.0.3"
+#define RADIO_VERSION KERNEL_VERSION(0, 0, 3)
 
 /*
  * Module info.
@@ -58,7 +56,6 @@ static int shutdown	= 1;
 static int keepmuted	= 1;
 static int initmute	= 1;
 static int radio_nr	= -1;
-static unsigned long in_use;
 
 module_param(io, int, 0444);
 MODULE_PARM_DESC(io, "Force I/O port for the GemTek Radio card if automatic "
@@ -113,12 +110,19 @@ module_param(radio_nr, int, 0444);
 #define SHORT_DELAY 5		/* usec */
 #define LONG_DELAY 75		/* usec */
 
-struct gemtek_device {
+struct gemtek {
+	struct v4l2_device v4l2_dev;
+	struct video_device vdev;
+	struct mutex lock;
 	unsigned long lastfreq;
 	int muted;
+	int verified;
+	int io;
 	u32 bu2614data;
 };
 
+static struct gemtek gemtek_card;
+
 #define BU2614_FREQ_BITS 	16 /* D0..D15, Frequency data		*/
 #define BU2614_PORT_BITS	3 /* P0..P2, Output port control data	*/
 #define BU2614_VOID_BITS	4 /* unused 				*/
@@ -154,10 +158,6 @@ struct gemtek_device {
 #define BU2614_FMUN_MASK	MKMASK(FMUN)
 #define BU2614_TEST_MASK	MKMASK(TEST)
 
-static struct gemtek_device gemtek_unit;
-
-static spinlock_t lock;
-
 /*
  * Set data which will be sent to BU2614FS.
  */
@@ -167,33 +167,33 @@ static spinlock_t lock;
 /*
  * Transmit settings to BU2614FS over GemTek IC.
  */
-static void gemtek_bu2614_transmit(struct gemtek_device *dev)
+static void gemtek_bu2614_transmit(struct gemtek *gt)
 {
 	int i, bit, q, mute;
 
-	spin_lock(&lock);
+	mutex_lock(&gt->lock);
 
-	mute = dev->muted ? GEMTEK_MT : 0x00;
+	mute = gt->muted ? GEMTEK_MT : 0x00;
 
-	outb_p(mute | GEMTEK_DA | GEMTEK_CK, io);
+	outb_p(mute | GEMTEK_DA | GEMTEK_CK, gt->io);
 	udelay(SHORT_DELAY);
-	outb_p(mute | GEMTEK_CE | GEMTEK_DA | GEMTEK_CK, io);
+	outb_p(mute | GEMTEK_CE | GEMTEK_DA | GEMTEK_CK, gt->io);
 	udelay(LONG_DELAY);
 
-	for (i = 0, q = dev->bu2614data; i < 32; i++, q >>= 1) {
-	    bit = (q & 1) ? GEMTEK_DA : 0;
-	    outb_p(mute | GEMTEK_CE | bit, io);
-	    udelay(SHORT_DELAY);
-	    outb_p(mute | GEMTEK_CE | bit | GEMTEK_CK, io);
-	    udelay(SHORT_DELAY);
+	for (i = 0, q = gt->bu2614data; i < 32; i++, q >>= 1) {
+		bit = (q & 1) ? GEMTEK_DA : 0;
+		outb_p(mute | GEMTEK_CE | bit, gt->io);
+		udelay(SHORT_DELAY);
+		outb_p(mute | GEMTEK_CE | bit | GEMTEK_CK, gt->io);
+		udelay(SHORT_DELAY);
 	}
 
-	outb_p(mute | GEMTEK_DA | GEMTEK_CK, io);
+	outb_p(mute | GEMTEK_DA | GEMTEK_CK, gt->io);
 	udelay(SHORT_DELAY);
-	outb_p(mute | GEMTEK_CE | GEMTEK_DA | GEMTEK_CK, io);
+	outb_p(mute | GEMTEK_CE | GEMTEK_DA | GEMTEK_CK, gt->io);
 	udelay(LONG_DELAY);
 
-	spin_unlock(&lock);
+	mutex_unlock(&gt->lock);
 }
 
 /*
@@ -207,107 +207,109 @@ static unsigned long gemtek_convfreq(unsigned long freq)
 /*
  * Set FM-frequency.
  */
-static void gemtek_setfreq(struct gemtek_device *dev, unsigned long freq)
+static void gemtek_setfreq(struct gemtek *gt, unsigned long freq)
 {
-
-	if (keepmuted && hardmute && dev->muted)
+	if (keepmuted && hardmute && gt->muted)
 		return;
 
-	if (freq < GEMTEK_LOWFREQ)
-		freq = GEMTEK_LOWFREQ;
-	else if (freq > GEMTEK_HIGHFREQ)
-		freq = GEMTEK_HIGHFREQ;
+	freq = clamp_val(freq, GEMTEK_LOWFREQ, GEMTEK_HIGHFREQ);
 
-	dev->lastfreq = freq;
-	dev->muted = 0;
+	gt->lastfreq = freq;
+	gt->muted = 0;
 
-	gemtek_bu2614_set(dev, BU2614_PORT, 0);
-	gemtek_bu2614_set(dev, BU2614_FMES, 0);
-	gemtek_bu2614_set(dev, BU2614_SWIN, 0);	/* FM-mode	*/
-	gemtek_bu2614_set(dev, BU2614_SWAL, 0);
-	gemtek_bu2614_set(dev, BU2614_FMUN, 1);	/* GT bit set	*/
-	gemtek_bu2614_set(dev, BU2614_TEST, 0);
+	gemtek_bu2614_set(gt, BU2614_PORT, 0);
+	gemtek_bu2614_set(gt, BU2614_FMES, 0);
+	gemtek_bu2614_set(gt, BU2614_SWIN, 0);	/* FM-mode	*/
+	gemtek_bu2614_set(gt, BU2614_SWAL, 0);
+	gemtek_bu2614_set(gt, BU2614_FMUN, 1);	/* GT bit set	*/
+	gemtek_bu2614_set(gt, BU2614_TEST, 0);
 
-	gemtek_bu2614_set(dev, BU2614_STDF, GEMTEK_STDF_3_125_KHZ);
-	gemtek_bu2614_set(dev, BU2614_FREQ, gemtek_convfreq(freq));
+	gemtek_bu2614_set(gt, BU2614_STDF, GEMTEK_STDF_3_125_KHZ);
+	gemtek_bu2614_set(gt, BU2614_FREQ, gemtek_convfreq(freq));
 
-	gemtek_bu2614_transmit(dev);
+	gemtek_bu2614_transmit(gt);
 }
 
 /*
  * Set mute flag.
  */
-static void gemtek_mute(struct gemtek_device *dev)
+static void gemtek_mute(struct gemtek *gt)
 {
 	int i;
-	dev->muted = 1;
+
+	gt->muted = 1;
 
 	if (hardmute) {
 		/* Turn off PLL, disable data output */
-		gemtek_bu2614_set(dev, BU2614_PORT, 0);
-		gemtek_bu2614_set(dev, BU2614_FMES, 0);	/* CT bit off	*/
-		gemtek_bu2614_set(dev, BU2614_SWIN, 0);	/* FM-mode	*/
-		gemtek_bu2614_set(dev, BU2614_SWAL, 0);
-		gemtek_bu2614_set(dev, BU2614_FMUN, 0);	/* GT bit off	*/
-		gemtek_bu2614_set(dev, BU2614_TEST, 0);
-		gemtek_bu2614_set(dev, BU2614_STDF, GEMTEK_PLL_OFF);
-		gemtek_bu2614_set(dev, BU2614_FREQ, 0);
-		gemtek_bu2614_transmit(dev);
-	} else {
-		spin_lock(&lock);
+		gemtek_bu2614_set(gt, BU2614_PORT, 0);
+		gemtek_bu2614_set(gt, BU2614_FMES, 0);	/* CT bit off	*/
+		gemtek_bu2614_set(gt, BU2614_SWIN, 0);	/* FM-mode	*/
+		gemtek_bu2614_set(gt, BU2614_SWAL, 0);
+		gemtek_bu2614_set(gt, BU2614_FMUN, 0);	/* GT bit off	*/
+		gemtek_bu2614_set(gt, BU2614_TEST, 0);
+		gemtek_bu2614_set(gt, BU2614_STDF, GEMTEK_PLL_OFF);
+		gemtek_bu2614_set(gt, BU2614_FREQ, 0);
+		gemtek_bu2614_transmit(gt);
+		return;
+	}
 
-		/* Read bus contents (CE, CK and DA). */
-		i = inb_p(io);
-		/* Write it back with mute flag set. */
-		outb_p((i >> 5) | GEMTEK_MT, io);
-		udelay(SHORT_DELAY);
+	mutex_lock(&gt->lock);
 
-		spin_unlock(&lock);
-	}
+	/* Read bus contents (CE, CK and DA). */
+	i = inb_p(gt->io);
+	/* Write it back with mute flag set. */
+	outb_p((i >> 5) | GEMTEK_MT, gt->io);
+	udelay(SHORT_DELAY);
+
+	mutex_unlock(&gt->lock);
 }
 
 /*
  * Unset mute flag.
  */
-static void gemtek_unmute(struct gemtek_device *dev)
+static void gemtek_unmute(struct gemtek *gt)
 {
 	int i;
-	dev->muted = 0;
 
+	gt->muted = 0;
 	if (hardmute) {
 		/* Turn PLL back on. */
-		gemtek_setfreq(dev, dev->lastfreq);
-	} else {
-		spin_lock(&lock);
+		gemtek_setfreq(gt, gt->lastfreq);
+		return;
+	}
+	mutex_lock(&gt->lock);
 
-		i = inb_p(io);
-		outb_p(i >> 5, io);
-		udelay(SHORT_DELAY);
+	i = inb_p(gt->io);
+	outb_p(i >> 5, gt->io);
+	udelay(SHORT_DELAY);
 
-		spin_unlock(&lock);
-	}
+	mutex_unlock(&gt->lock);
 }
 
 /*
  * Get signal strength (= stereo status).
  */
-static inline int gemtek_getsigstr(void)
+static inline int gemtek_getsigstr(struct gemtek *gt)
 {
-	return inb_p(io) & GEMTEK_NS ? 0 : 1;
+	int sig;
+
+	mutex_lock(&gt->lock);
+	sig = inb_p(gt->io) & GEMTEK_NS ? 0 : 1;
+	mutex_unlock(&gt->lock);
+	return sig;
 }
 
 /*
  * Check if requested card acts like GemTek Radio card.
  */
-static int gemtek_verify(int port)
+static int gemtek_verify(struct gemtek *gt, int port)
 {
-	static int verified = -1;
 	int i, q;
 
-	if (verified == port)
+	if (gt->verified == port)
 		return 1;
 
-	spin_lock(&lock);
+	mutex_lock(&gt->lock);
 
 	q = inb_p(port);	/* Read bus contents before probing. */
 	/* Try to turn on CE, CK and DA respectively and check if card responds
@@ -317,15 +319,15 @@ static int gemtek_verify(int port)
 		udelay(SHORT_DELAY);
 
 		if ((inb_p(port) & (~GEMTEK_NS)) != (0x17 | (1 << (i + 5)))) {
-			spin_unlock(&lock);
+			mutex_unlock(&gt->lock);
 			return 0;
 		}
 	}
 	outb_p(q >> 5, port);	/* Write bus contents back. */
 	udelay(SHORT_DELAY);
 
-	spin_unlock(&lock);
-	verified = port;
+	mutex_unlock(&gt->lock);
+	gt->verified = port;
 
 	return 1;
 }
@@ -333,83 +335,61 @@ static int gemtek_verify(int port)
 /*
  * Automatic probing for card.
  */
-static int gemtek_probe(void)
+static int gemtek_probe(struct gemtek *gt)
 {
+	struct v4l2_device *v4l2_dev = &gt->v4l2_dev;
 	int ioports[] = { 0x20c, 0x30c, 0x24c, 0x34c, 0x248, 0x28c };
 	int i;
 
 	if (!probe) {
-		printk(KERN_INFO "Automatic device probing disabled.\n");
+		v4l2_info(v4l2_dev, "Automatic device probing disabled.\n");
 		return -1;
 	}
 
-	printk(KERN_INFO "Automatic device probing enabled.\n");
+	v4l2_info(v4l2_dev, "Automatic device probing enabled.\n");
 
 	for (i = 0; i < ARRAY_SIZE(ioports); ++i) {
-		printk(KERN_INFO "Trying I/O port 0x%x...\n", ioports[i]);
+		v4l2_info(v4l2_dev, "Trying I/O port 0x%x...\n", ioports[i]);
 
 		if (!request_region(ioports[i], 1, "gemtek-probe")) {
-			printk(KERN_WARNING "I/O port 0x%x busy!\n",
+			v4l2_warn(v4l2_dev, "I/O port 0x%x busy!\n",
 			       ioports[i]);
 			continue;
 		}
 
-		if (gemtek_verify(ioports[i])) {
-			printk(KERN_INFO "Card found from I/O port "
+		if (gemtek_verify(gt, ioports[i])) {
+			v4l2_info(v4l2_dev, "Card found from I/O port "
 			       "0x%x!\n", ioports[i]);
 
 			release_region(ioports[i], 1);
-
-			io = ioports[i];
-			return io;
+			gt->io = ioports[i];
+			return gt->io;
 		}
 
 		release_region(ioports[i], 1);
 	}
 
-	printk(KERN_ERR "Automatic probing failed!\n");
-
+	v4l2_err(v4l2_dev, "Automatic probing failed!\n");
 	return -1;
 }
 
 /*
  * Video 4 Linux stuff.
  */
-
-static struct v4l2_queryctrl radio_qctrl[] = {
-	{
-		.id = V4L2_CID_AUDIO_MUTE,
-		.name = "Mute",
-		.minimum = 0,
-		.maximum = 1,
-		.default_value = 1,
-		.type = V4L2_CTRL_TYPE_BOOLEAN,
-	}, {
-		.id = V4L2_CID_AUDIO_VOLUME,
-		.name = "Volume",
-		.minimum = 0,
-		.maximum = 65535,
-		.step = 65535,
-		.default_value = 0xff,
-		.type = V4L2_CTRL_TYPE_INTEGER,
-	}
-};
-
-static int gemtek_exclusive_open(struct file *file)
+static int gemtek_open(struct file *file)
 {
-	return test_and_set_bit(0, &in_use) ? -EBUSY : 0;
+	return 0;
 }
 
-static int gemtek_exclusive_release(struct file *file)
+static int gemtek_release(struct file *file)
 {
-	clear_bit(0, &in_use);
 	return 0;
 }
 
 static const struct v4l2_file_operations gemtek_fops = {
 	.owner		= THIS_MODULE,
-	.open		= gemtek_exclusive_open,
-	.release	= gemtek_exclusive_release,
+	.open		= gemtek_open,
+	.release	= gemtek_release,
 	.ioctl		= video_ioctl2,
 };
 
@@ -418,23 +398,25 @@ static int vidioc_querycap(struct file *file, void *priv,
 {
 	strlcpy(v->driver, "radio-gemtek", sizeof(v->driver));
 	strlcpy(v->card, "GemTek", sizeof(v->card));
-	sprintf(v->bus_info, "ISA");
+	strlcpy(v->bus_info, "ISA", sizeof(v->bus_info));
 	v->version = RADIO_VERSION;
-	v->capabilities = V4L2_CAP_TUNER;
+	v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO;
 	return 0;
 }
 
 static int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *v)
 {
+	struct gemtek *gt = video_drvdata(file);
+
 	if (v->index > 0)
 		return -EINVAL;
 
-	strcpy(v->name, "FM");
+	strlcpy(v->name, "FM", sizeof(v->name));
 	v->type = V4L2_TUNER_RADIO;
 	v->rangelow = GEMTEK_LOWFREQ;
 	v->rangehigh = GEMTEK_HIGHFREQ;
 	v->capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO;
-	v->signal = 0xffff * gemtek_getsigstr();
+	v->signal = 0xffff * gemtek_getsigstr(gt);
 	if (v->signal) {
 		v->audmode = V4L2_TUNER_MODE_STEREO;
 		v->rxsubchans = V4L2_TUNER_SUB_STEREO;
@@ -442,65 +424,56 @@ static int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *v)
 		v->audmode = V4L2_TUNER_MODE_MONO;
 		v->rxsubchans = V4L2_TUNER_SUB_MONO;
 	}
-
 	return 0;
 }
 
 static int vidioc_s_tuner(struct file *file, void *priv, struct v4l2_tuner *v)
 {
-	if (v->index > 0)
-		return -EINVAL;
-	return 0;
+	return (v->index != 0) ? -EINVAL : 0;
 }
 
-static int vidioc_s_frequency(struct file *file, void *priv,
+static int vidioc_g_frequency(struct file *file, void *priv,
 			      struct v4l2_frequency *f)
 {
-	struct gemtek_device *rt = video_drvdata(file);
-
-	gemtek_setfreq(rt, f->frequency);
+	struct gemtek *gt = video_drvdata(file);
 
+	if (f->tuner != 0)
+		return -EINVAL;
+	f->type = V4L2_TUNER_RADIO;
+	f->frequency = gt->lastfreq;
 	return 0;
 }
 
-static int vidioc_g_frequency(struct file *file, void *priv,
+static int vidioc_s_frequency(struct file *file, void *priv,
 			      struct v4l2_frequency *f)
 {
-	struct gemtek_device *rt = video_drvdata(file);
+	struct gemtek *gt = video_drvdata(file);
 
-	f->type = V4L2_TUNER_RADIO;
-	f->frequency = rt->lastfreq;
+	if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO)
+		return -EINVAL;
+	gemtek_setfreq(gt, f->frequency);
 	return 0;
 }
 
 static int vidioc_queryctrl(struct file *file, void *priv,
 			    struct v4l2_queryctrl *qc)
 {
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(radio_qctrl); ++i) {
-		if (qc->id && qc->id == radio_qctrl[i].id) {
-			memcpy(qc, &(radio_qctrl[i]), sizeof(*qc));
-			return 0;
-		}
+	switch (qc->id) {
+	case V4L2_CID_AUDIO_MUTE:
+		return v4l2_ctrl_query_fill(qc, 0, 1, 1, 0);
+	default:
+		return -EINVAL;
 	}
-	return -EINVAL;
 }
 
 static int vidioc_g_ctrl(struct file *file, void *priv,
 			 struct v4l2_control *ctrl)
 {
-	struct gemtek_device *rt = video_drvdata(file);
+	struct gemtek *gt = video_drvdata(file);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
-		ctrl->value = rt->muted;
-		return 0;
-	case V4L2_CID_AUDIO_VOLUME:
-		if (rt->muted)
-			ctrl->value = 0;
-		else
-			ctrl->value = 65535;
+		ctrl->value = gt->muted;
 		return 0;
 	}
 	return -EINVAL;
@@ -509,35 +482,19 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
 static int vidioc_s_ctrl(struct file *file, void *priv,
 			 struct v4l2_control *ctrl)
 {
-	struct gemtek_device *rt = video_drvdata(file);
+	struct gemtek *gt = video_drvdata(file);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
 		if (ctrl->value)
-			gemtek_mute(rt);
-		else
-			gemtek_unmute(rt);
-		return 0;
-	case V4L2_CID_AUDIO_VOLUME:
-		if (ctrl->value)
-			gemtek_unmute(rt);
+			gemtek_mute(gt);
 		else
-			gemtek_mute(rt);
+			gemtek_unmute(gt);
 		return 0;
 	}
 	return -EINVAL;
 }
 
-static int vidioc_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
-{
-	if (a->index > 1)
-		return -EINVAL;
-
-	strcpy(a->name, "Radio");
-	a->capability = V4L2_AUDCAP_STEREO;
-	return 0;
-}
-
 static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 {
 	*i = 0;
@@ -546,16 +503,20 @@ static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 
 static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
 {
-	if (i != 0)
-		return -EINVAL;
+	return (i != 0) ? -EINVAL : 0;
+}
+
+static int vidioc_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
+{
+	a->index = 0;
+	strlcpy(a->name, "Radio", sizeof(a->name));
+	a->capability = V4L2_AUDCAP_STEREO;
 	return 0;
 }
 
 static int vidioc_s_audio(struct file *file, void *priv, struct v4l2_audio *a)
 {
-	if (a->index != 0)
-		return -EINVAL;
-	return 0;
+	return (a->index != 0) ? -EINVAL : 0;
 }
 
 static const struct v4l2_ioctl_ops gemtek_ioctl_ops = {
@@ -573,62 +534,73 @@ static const struct v4l2_ioctl_ops gemtek_ioctl_ops = {
 	.vidioc_s_ctrl		= vidioc_s_ctrl
 };
 
-static struct video_device gemtek_radio = {
-	.name		= "GemTek Radio card",
-	.fops		= &gemtek_fops,
-	.ioctl_ops 	= &gemtek_ioctl_ops,
-	.release	= video_device_release_empty,
-};
-
 /*
  * Initialization / cleanup related stuff.
  */
 
-/*
- * Initilize card.
- */
 static int __init gemtek_init(void)
 {
-	printk(KERN_INFO RADIO_BANNER "\n");
+	struct gemtek *gt = &gemtek_card;
+	struct v4l2_device *v4l2_dev = &gt->v4l2_dev;
+	int res;
 
-	spin_lock_init(&lock);
+	strlcpy(v4l2_dev->name, "gemtek", sizeof(v4l2_dev->name));
 
-	gemtek_probe();
-	if (io) {
-		if (!request_region(io, 1, "gemtek")) {
-			printk(KERN_ERR "I/O port 0x%x already in use.\n", io);
+	v4l2_info(v4l2_dev, "GemTek Radio card driver: v0.0.3\n");
+
+	mutex_init(&gt->lock);
+
+	gt->verified = -1;
+	gt->io = io;
+	gemtek_probe(gt);
+	if (gt->io) {
+		if (!request_region(gt->io, 1, "gemtek")) {
+			v4l2_err(v4l2_dev, "I/O port 0x%x already in use.\n", gt->io);
 			return -EBUSY;
 		}
 
-		if (!gemtek_verify(io))
-			printk(KERN_WARNING "Card at I/O port 0x%x does not "
+		if (!gemtek_verify(gt, gt->io))
+			v4l2_warn(v4l2_dev, "Card at I/O port 0x%x does not "
 			       "respond properly, check your "
-			       "configuration.\n", io);
+			       "configuration.\n", gt->io);
 		else
-			printk(KERN_INFO "Using I/O port 0x%x.\n", io);
+			v4l2_info(v4l2_dev, "Using I/O port 0x%x.\n", gt->io);
 	} else if (probe) {
-		printk(KERN_ERR "Automatic probing failed and no "
+		v4l2_err(v4l2_dev, "Automatic probing failed and no "
 		       "fixed I/O port defined.\n");
 		return -ENODEV;
 	} else {
-		printk(KERN_ERR "Automatic probing disabled but no fixed "
+		v4l2_err(v4l2_dev, "Automatic probing disabled but no fixed "
 		       "I/O port defined.");
 		return -EINVAL;
 	}
 
-	video_set_drvdata(&gemtek_radio, &gemtek_unit);
+	res = v4l2_device_register(NULL, v4l2_dev);
+	if (res < 0) {
+		v4l2_err(v4l2_dev, "Could not register v4l2_device\n");
+		release_region(gt->io, 1);
+		return res;
+	}
 
-	if (video_register_device(&gemtek_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
-		release_region(io, 1);
+	strlcpy(gt->vdev.name, v4l2_dev->name, sizeof(gt->vdev.name));
+	gt->vdev.v4l2_dev = v4l2_dev;
+	gt->vdev.fops = &gemtek_fops;
+	gt->vdev.ioctl_ops = &gemtek_ioctl_ops;
+	gt->vdev.release = video_device_release_empty;
+	video_set_drvdata(&gt->vdev, gt);
+
+	if (video_register_device(&gt->vdev, VFL_TYPE_RADIO, radio_nr) < 0) {
+		v4l2_device_unregister(v4l2_dev);
+		release_region(gt->io, 1);
 		return -EBUSY;
 	}
 
 	/* Set defaults */
-	gemtek_unit.lastfreq = GEMTEK_LOWFREQ;
-	gemtek_unit.bu2614data = 0;
+	gt->lastfreq = GEMTEK_LOWFREQ;
+	gt->bu2614data = 0;
 
 	if (initmute)
-		gemtek_mute(&gemtek_unit);
+		gemtek_mute(gt);
 
 	return 0;
 }
@@ -638,15 +610,19 @@ static int __init gemtek_init(void)
  */
 static void __exit gemtek_exit(void)
 {
+	struct gemtek *gt = &gemtek_card;
+	struct v4l2_device *v4l2_dev = &gt->v4l2_dev;
+
 	if (shutdown) {
 		hardmute = 1;	/* Turn off PLL */
-		gemtek_mute(&gemtek_unit);
+		gemtek_mute(gt);
 	} else {
-		printk(KERN_INFO "Module unloaded but card not muted!\n");
+		v4l2_info(v4l2_dev, "Module unloaded but card not muted!\n");
 	}
 
-	video_unregister_device(&gemtek_radio);
-	release_region(io, 1);
+	video_unregister_device(&gt->vdev);
+	v4l2_device_unregister(&gt->v4l2_dev);
+	release_region(gt->io, 1);
 }
 
 module_init(gemtek_init);
diff --git a/linux/drivers/media/radio/radio-maestro.c b/linux/drivers/media/radio/radio-maestro.c
index 7442be614..387bf416b 100644
--- a/linux/drivers/media/radio/radio-maestro.c
+++ b/linux/drivers/media/radio/radio-maestro.c
@@ -22,28 +22,23 @@
 #include <linux/init.h>
 #include <linux/ioport.h>
 #include <linux/delay.h>
-#include <asm/io.h>
-#include <asm/uaccess.h>
+#include <linux/version.h>      /* for KERNEL_VERSION MACRO     */
 #include <linux/pci.h>
 #include <linux/videodev2.h>
-#include <media/v4l2-common.h>
+#include <linux/io.h>
+#include <media/v4l2-device.h>
 #include <media/v4l2-ioctl.h>
 #include "compat.h"
 
-#include <linux/version.h>      /* for KERNEL_VERSION MACRO     */
-#define RADIO_VERSION KERNEL_VERSION(0,0,6)
-#define DRIVER_VERSION	"0.06"
+MODULE_AUTHOR("Adam Tlalka, atlka@pg.gda.pl");
+MODULE_DESCRIPTION("Radio driver for the Maestro PCI sound card radio.");
+MODULE_LICENSE("GPL");
 
-static struct v4l2_queryctrl radio_qctrl[] = {
-	{
-		.id            = V4L2_CID_AUDIO_MUTE,
-		.name          = "Mute",
-		.minimum       = 0,
-		.maximum       = 1,
-		.default_value = 1,
-		.type          = V4L2_CTRL_TYPE_BOOLEAN,
-	}
-};
+static int radio_nr = -1;
+module_param(radio_nr, int, 0);
+
+#define RADIO_VERSION KERNEL_VERSION(0, 0, 6)
+#define DRIVER_VERSION	"0.06"
 
 #define GPIO_DATA	0x60   /* port offset from ESS_IO_BASE */
 
@@ -73,62 +68,27 @@ static struct v4l2_queryctrl radio_qctrl[] = {
 
 #define BITS2FREQ(x)	((x) * FREQ_STEP - FREQ_IF)
 
-static int radio_nr = -1;
-module_param(radio_nr, int, 0);
+struct maestro {
+	struct v4l2_device v4l2_dev;
+	struct video_device vdev;
+	struct pci_dev *pdev;
+	struct mutex lock;
 
-static unsigned long in_use;
-
-static int maestro_probe(struct pci_dev *pdev, const struct pci_device_id *ent);
+	u16	io;	/* base of Maestro card radio io (GPIO_DATA)*/
+	u16	muted;	/* VIDEO_AUDIO_MUTE */
+	u16	stereo;	/* VIDEO_TUNER_STEREO_ON */
+	u16	tuned;	/* signal strength (0 or 0xffff) */
+};
 
-static int maestro_exclusive_open(struct file *file)
+static inline struct maestro *to_maestro(struct v4l2_device *v4l2_dev)
 {
-	return test_and_set_bit(0, &in_use) ? -EBUSY : 0;
+	return container_of(v4l2_dev, struct maestro, v4l2_dev);
 }
 
-static int maestro_exclusive_release(struct file *file)
+static u32 radio_bits_get(struct maestro *dev)
 {
-	clear_bit(0, &in_use);
-	return 0;
-}
-
-static void maestro_remove(struct pci_dev *pdev);
-
-static struct pci_device_id maestro_r_pci_tbl[] = {
-	{ PCI_DEVICE(PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ESS1968),
-		.class = PCI_CLASS_MULTIMEDIA_AUDIO << 8,
-		.class_mask = 0xffff00 },
-	{ PCI_DEVICE(PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ESS1978),
-		.class = PCI_CLASS_MULTIMEDIA_AUDIO << 8,
-		.class_mask = 0xffff00 },
-	{ 0 }
-};
-MODULE_DEVICE_TABLE(pci, maestro_r_pci_tbl);
-
-static struct pci_driver maestro_r_driver = {
-	.name		= "maestro_radio",
-	.id_table	= maestro_r_pci_tbl,
-	.probe		= maestro_probe,
-	.remove		= __devexit_p(maestro_remove),
-};
-
-static const struct v4l2_file_operations maestro_fops = {
-	.owner		= THIS_MODULE,
-	.open           = maestro_exclusive_open,
-	.release        = maestro_exclusive_release,
-	.ioctl		= video_ioctl2,
-};
-
-struct radio_device {
-	u16	io,	/* base of Maestro card radio io (GPIO_DATA)*/
-		muted,	/* VIDEO_AUDIO_MUTE */
-		stereo,	/* VIDEO_TUNER_STEREO_ON */
-		tuned;	/* signal strength (0 or 0xffff) */
-};
-
-static u32 radio_bits_get(struct radio_device *dev)
-{
-	register u16 io=dev->io, l, rdata;
-	register u32 data=0;
+	u16 io = dev->io, l, rdata;
+	u32 data = 0;
 	u16 omask;
 
 	omask = inw(io + IO_MASK);
@@ -136,25 +96,23 @@ static u32 radio_bits_get(struct radio_device *dev)
 	outw(0, io);
 	udelay(16);
 
-	for (l=24;l--;) {
+	for (l = 24; l--;) {
 		outw(STR_CLK, io);		/* HI state */
 		udelay(2);
-		if(!l)
+		if (!l)
 			dev->tuned = inw(io) & STR_MOST ? 0 : 0xffff;
 		outw(0, io);			/* LO state */
 		udelay(2);
 		data <<= 1;			/* shift data */
 		rdata = inw(io);
-		if(!l)
-			dev->stereo =  rdata & STR_MOST ?
-			0 : 1;
-		else
-			if(rdata & STR_DATA)
-				data++;
+		if (!l)
+			dev->stereo = (rdata & STR_MOST) ?  0 : 1;
+		else if (rdata & STR_DATA)
+			data++;
 		udelay(2);
 	}
 
-	if(dev->muted)
+	if (dev->muted)
 		outw(STR_WREN, io);
 
 	udelay(4);
@@ -163,18 +121,18 @@ static u32 radio_bits_get(struct radio_device *dev)
 	return data & 0x3ffe;
 }
 
-static void radio_bits_set(struct radio_device *dev, u32 data)
+static void radio_bits_set(struct maestro *dev, u32 data)
 {
-	register u16 io=dev->io, l, bits;
+	u16 io = dev->io, l, bits;
 	u16 omask, odir;
 
 	omask = inw(io + IO_MASK);
-	odir  = (inw(io + IO_DIR) & ~STR_DATA) | (STR_CLK | STR_WREN);
+	odir = (inw(io + IO_DIR) & ~STR_DATA) | (STR_CLK | STR_WREN);
 	outw(odir | STR_DATA, io + IO_DIR);
 	outw(~(STR_DATA | STR_CLK | STR_WREN), io + IO_MASK);
 	udelay(16);
-	for (l=25;l;l--) {
-		bits = ((data >> 18) & STR_DATA) | STR_WREN ;
+	for (l = 25; l; l--) {
+		bits = ((data >> 18) & STR_DATA) | STR_WREN;
 		data <<= 1;			/* shift data */
 		outw(bits, io);			/* start strobe */
 		udelay(2);
@@ -184,7 +142,7 @@ static void radio_bits_set(struct radio_device *dev, u32 data)
 		udelay(4);
 	}
 
-	if(!dev->muted)
+	if (!dev->muted)
 		outw(0, io);
 
 	udelay(4);
@@ -196,78 +154,79 @@ static void radio_bits_set(struct radio_device *dev, u32 data)
 static int vidioc_querycap(struct file *file, void  *priv,
 					struct v4l2_capability *v)
 {
+	struct maestro *dev = video_drvdata(file);
+
 	strlcpy(v->driver, "radio-maestro", sizeof(v->driver));
 	strlcpy(v->card, "Maestro Radio", sizeof(v->card));
-	sprintf(v->bus_info, "PCI");
+	snprintf(v->bus_info, sizeof(v->bus_info), "PCI:%s", pci_name(dev->pdev));
 	v->version = RADIO_VERSION;
-	v->capabilities = V4L2_CAP_TUNER;
+	v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO;
 	return 0;
 }
 
 static int vidioc_g_tuner(struct file *file, void *priv,
 					struct v4l2_tuner *v)
 {
-	struct radio_device *card = video_drvdata(file);
+	struct maestro *dev = video_drvdata(file);
 
 	if (v->index > 0)
 		return -EINVAL;
 
-	(void)radio_bits_get(card);
+	mutex_lock(&dev->lock);
+	radio_bits_get(dev);
 
-	strcpy(v->name, "FM");
+	strlcpy(v->name, "FM", sizeof(v->name));
 	v->type = V4L2_TUNER_RADIO;
 	v->rangelow = FREQ_LO;
 	v->rangehigh = FREQ_HI;
-	v->rxsubchans = V4L2_TUNER_SUB_MONO|V4L2_TUNER_SUB_STEREO;
+	v->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO;
 	v->capability = V4L2_TUNER_CAP_LOW;
-	if(card->stereo)
+	if (dev->stereo)
 		v->audmode = V4L2_TUNER_MODE_STEREO;
 	else
 		v->audmode = V4L2_TUNER_MODE_MONO;
-	v->signal = card->tuned;
+	v->signal = dev->tuned;
+	mutex_unlock(&dev->lock);
 	return 0;
 }
 
 static int vidioc_s_tuner(struct file *file, void *priv,
 					struct v4l2_tuner *v)
 {
-	if (v->index > 0)
-		return -EINVAL;
-	return 0;
+	return v->index ? -EINVAL : 0;
 }
 
 static int vidioc_s_frequency(struct file *file, void *priv,
 					struct v4l2_frequency *f)
 {
-	struct radio_device *card = video_drvdata(file);
+	struct maestro *dev = video_drvdata(file);
 
 	if (f->frequency < FREQ_LO || f->frequency > FREQ_HI)
 		return -EINVAL;
-	radio_bits_set(card, FREQ2BITS(f->frequency));
+	mutex_lock(&dev->lock);
+	radio_bits_set(dev, FREQ2BITS(f->frequency));
+	mutex_unlock(&dev->lock);
 	return 0;
 }
 
 static int vidioc_g_frequency(struct file *file, void *priv,
 					struct v4l2_frequency *f)
 {
-	struct radio_device *card = video_drvdata(file);
+	struct maestro *dev = video_drvdata(file);
 
 	f->type = V4L2_TUNER_RADIO;
-	f->frequency = BITS2FREQ(radio_bits_get(card));
+	mutex_lock(&dev->lock);
+	f->frequency = BITS2FREQ(radio_bits_get(dev));
+	mutex_unlock(&dev->lock);
 	return 0;
 }
 
 static int vidioc_queryctrl(struct file *file, void *priv,
 					struct v4l2_queryctrl *qc)
 {
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) {
-		if (qc->id && qc->id == radio_qctrl[i].id) {
-			memcpy(qc, &(radio_qctrl[i]),
-						sizeof(*qc));
-			return 0;
-		}
+	switch (qc->id) {
+	case V4L2_CID_AUDIO_MUTE:
+		return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1);
 	}
 	return -EINVAL;
 }
@@ -275,11 +234,11 @@ static int vidioc_queryctrl(struct file *file, void *priv,
 static int vidioc_g_ctrl(struct file *file, void *priv,
 					struct v4l2_control *ctrl)
 {
-	struct radio_device *card = video_drvdata(file);
+	struct maestro *dev = video_drvdata(file);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
-		ctrl->value = card->muted;
+		ctrl->value = dev->muted;
 		return 0;
 	}
 	return -EINVAL;
@@ -288,56 +247,85 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
 static int vidioc_s_ctrl(struct file *file, void *priv,
 					struct v4l2_control *ctrl)
 {
-	struct radio_device *card = video_drvdata(file);
-	register u16 io = card->io;
-	register u16 omask = inw(io + IO_MASK);
+	struct maestro *dev = video_drvdata(file);
+	u16 io = dev->io;
+	u16 omask;
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
+		mutex_lock(&dev->lock);
+		omask = inw(io + IO_MASK);
 		outw(~STR_WREN, io + IO_MASK);
-		outw((card->muted = ctrl->value ) ?
-				STR_WREN : 0, io);
+		dev->muted = ctrl->value;
+		outw(dev->muted ? STR_WREN : 0, io);
 		udelay(4);
 		outw(omask, io + IO_MASK);
 		msleep(125);
+		mutex_unlock(&dev->lock);
 		return 0;
 	}
 	return -EINVAL;
 }
 
+static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
+{
+	*i = 0;
+	return 0;
+}
+
+static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
+{
+	return i ? -EINVAL : 0;
+}
+
 static int vidioc_g_audio(struct file *file, void *priv,
 					struct v4l2_audio *a)
 {
-	if (a->index > 1)
-		return -EINVAL;
-
-	strcpy(a->name, "Radio");
+	a->index = 0;
+	strlcpy(a->name, "Radio", sizeof(a->name));
 	a->capability = V4L2_AUDCAP_STEREO;
 	return 0;
 }
 
-static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
+static int vidioc_s_audio(struct file *file, void *priv,
+					struct v4l2_audio *a)
 {
-	*i = 0;
-	return 0;
+	return a->index ? -EINVAL : 0;
 }
 
-static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
+static int maestro_open(struct file *file)
 {
-	if (i != 0)
-		return -EINVAL;
 	return 0;
 }
 
-static int vidioc_s_audio(struct file *file, void *priv,
-					struct v4l2_audio *a)
+static int maestro_release(struct file *file)
 {
-	if (a->index != 0)
-		return -EINVAL;
 	return 0;
 }
 
-static u16 __devinit radio_power_on(struct radio_device *dev)
+static const struct v4l2_file_operations maestro_fops = {
+	.owner		= THIS_MODULE,
+	.open           = maestro_open,
+	.release        = maestro_release,
+	.ioctl		= video_ioctl2,
+};
+
+static const struct v4l2_ioctl_ops maestro_ioctl_ops = {
+	.vidioc_querycap    = vidioc_querycap,
+	.vidioc_g_tuner     = vidioc_g_tuner,
+	.vidioc_s_tuner     = vidioc_s_tuner,
+	.vidioc_g_audio     = vidioc_g_audio,
+	.vidioc_s_audio     = vidioc_s_audio,
+	.vidioc_g_input     = vidioc_g_input,
+	.vidioc_s_input     = vidioc_s_input,
+	.vidioc_g_frequency = vidioc_g_frequency,
+	.vidioc_s_frequency = vidioc_s_frequency,
+	.vidioc_queryctrl   = vidioc_queryctrl,
+	.vidioc_g_ctrl      = vidioc_g_ctrl,
+	.vidioc_s_ctrl      = vidioc_s_ctrl,
+};
+
+static u16 __devinit radio_power_on(struct maestro *dev)
 {
 	register u16 io = dev->io;
 	register u32 ofreq;
@@ -361,33 +349,11 @@ static u16 __devinit radio_power_on(struct radio_device *dev)
 	return (ofreq == radio_bits_get(dev));
 }
 
-static const struct v4l2_ioctl_ops maestro_ioctl_ops = {
-	.vidioc_querycap    = vidioc_querycap,
-	.vidioc_g_tuner     = vidioc_g_tuner,
-	.vidioc_s_tuner     = vidioc_s_tuner,
-	.vidioc_g_audio     = vidioc_g_audio,
-	.vidioc_s_audio     = vidioc_s_audio,
-	.vidioc_g_input     = vidioc_g_input,
-	.vidioc_s_input     = vidioc_s_input,
-	.vidioc_g_frequency = vidioc_g_frequency,
-	.vidioc_s_frequency = vidioc_s_frequency,
-	.vidioc_queryctrl   = vidioc_queryctrl,
-	.vidioc_g_ctrl      = vidioc_g_ctrl,
-	.vidioc_s_ctrl      = vidioc_s_ctrl,
-};
-
-static struct video_device maestro_radio = {
-	.name           = "Maestro radio",
-	.fops           = &maestro_fops,
-	.ioctl_ops 	= &maestro_ioctl_ops,
-	.release	= video_device_release,
-};
-
 static int __devinit maestro_probe(struct pci_dev *pdev,
 	const struct pci_device_id *ent)
 {
-	struct radio_device *radio_unit;
-	struct video_device *maestro_radio_inst;
+	struct maestro *dev;
+	struct v4l2_device *v4l2_dev;
 	int retval;
 
 	retval = pci_enable_device(pdev);
@@ -398,46 +364,53 @@ static int __devinit maestro_probe(struct pci_dev *pdev,
 
 	retval = -ENOMEM;
 
-	radio_unit = kzalloc(sizeof(*radio_unit), GFP_KERNEL);
-	if (radio_unit == NULL) {
+	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+	if (dev == NULL) {
 		dev_err(&pdev->dev, "not enough memory\n");
 		goto err;
 	}
 
-	radio_unit->io = pci_resource_start(pdev, 0) + GPIO_DATA;
+	v4l2_dev = &dev->v4l2_dev;
+	mutex_init(&dev->lock);
+	dev->pdev = pdev;
 
-	maestro_radio_inst = video_device_alloc();
-	if (maestro_radio_inst == NULL) {
-		dev_err(&pdev->dev, "not enough memory\n");
+	strlcpy(v4l2_dev->name, "maestro", sizeof(v4l2_dev->name));
+
+	retval = v4l2_device_register(&pdev->dev, v4l2_dev);
+	if (retval < 0) {
+		v4l2_err(v4l2_dev, "Could not register v4l2_device\n");
 		goto errfr;
 	}
 
-	memcpy(maestro_radio_inst, &maestro_radio, sizeof(maestro_radio));
-	video_set_drvdata(maestro_radio_inst, radio_unit);
-	pci_set_drvdata(pdev, maestro_radio_inst);
+	dev->io = pci_resource_start(pdev, 0) + GPIO_DATA;
 
-	retval = video_register_device(maestro_radio_inst, VFL_TYPE_RADIO, radio_nr);
+	strlcpy(dev->vdev.name, v4l2_dev->name, sizeof(dev->vdev.name));
+	dev->vdev.v4l2_dev = v4l2_dev;
+	dev->vdev.fops = &maestro_fops;
+	dev->vdev.ioctl_ops = &maestro_ioctl_ops;
+	dev->vdev.release = video_device_release_empty;
+	video_set_drvdata(&dev->vdev, dev);
+
+	retval = video_register_device(&dev->vdev, VFL_TYPE_RADIO, radio_nr);
 	if (retval) {
-		printk(KERN_ERR "can't register video device!\n");
+		v4l2_err(v4l2_dev, "can't register video device!\n");
 		goto errfr1;
 	}
 
-	if (!radio_power_on(radio_unit)) {
+	if (!radio_power_on(dev)) {
 		retval = -EIO;
 		goto errunr;
 	}
 
-	dev_info(&pdev->dev, "version " DRIVER_VERSION " time " __TIME__ "  "
-		 __DATE__ "\n");
-	dev_info(&pdev->dev, "radio chip initialized\n");
+	v4l2_info(v4l2_dev, "version " DRIVER_VERSION "\n");
 
 	return 0;
 errunr:
-	video_unregister_device(maestro_radio_inst);
+	video_unregister_device(&dev->vdev);
 errfr1:
-	video_device_release(maestro_radio_inst);
+	v4l2_device_unregister(v4l2_dev);
 errfr:
-	kfree(radio_unit);
+	kfree(dev);
 err:
 	return retval;
 
@@ -445,11 +418,31 @@ err:
 
 static void __devexit maestro_remove(struct pci_dev *pdev)
 {
-	struct video_device *vdev = pci_get_drvdata(pdev);
+	struct v4l2_device *v4l2_dev = dev_get_drvdata(&pdev->dev);
+	struct maestro *dev = to_maestro(v4l2_dev);
 
-	video_unregister_device(vdev);
+	video_unregister_device(&dev->vdev);
+	v4l2_device_unregister(&dev->v4l2_dev);
 }
 
+static struct pci_device_id maestro_r_pci_tbl[] = {
+	{ PCI_DEVICE(PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ESS1968),
+		.class = PCI_CLASS_MULTIMEDIA_AUDIO << 8,
+		.class_mask = 0xffff00 },
+	{ PCI_DEVICE(PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ESS1978),
+		.class = PCI_CLASS_MULTIMEDIA_AUDIO << 8,
+		.class_mask = 0xffff00 },
+	{ 0 }
+};
+MODULE_DEVICE_TABLE(pci, maestro_r_pci_tbl);
+
+static struct pci_driver maestro_r_driver = {
+	.name		= "maestro_radio",
+	.id_table	= maestro_r_pci_tbl,
+	.probe		= maestro_probe,
+	.remove		= __devexit_p(maestro_remove),
+};
+
 static int __init maestro_radio_init(void)
 {
 	int retval = pci_register_driver(&maestro_r_driver);
@@ -467,7 +460,3 @@ static void __exit maestro_radio_exit(void)
 
 module_init(maestro_radio_init);
 module_exit(maestro_radio_exit);
-
-MODULE_AUTHOR("Adam Tlalka, atlka@pg.gda.pl");
-MODULE_DESCRIPTION("Radio driver for the Maestro PCI sound card radio.");
-MODULE_LICENSE("GPL");
diff --git a/linux/drivers/media/radio/radio-maxiradio.c b/linux/drivers/media/radio/radio-maxiradio.c
index cb9d07bc7..a31ea2f5e 100644
--- a/linux/drivers/media/radio/radio-maxiradio.c
+++ b/linux/drivers/media/radio/radio-maxiradio.c
@@ -37,39 +37,33 @@
 #include <linux/init.h>
 #include <linux/ioport.h>
 #include <linux/delay.h>
-#include <asm/io.h>
-#include <asm/uaccess.h>
 #include <linux/mutex.h>
-
 #include <linux/pci.h>
 #include <linux/videodev2.h>
-#include <media/v4l2-common.h>
+#include <linux/version.h>      /* for KERNEL_VERSION MACRO     */
+#include <linux/io.h>
+#include <media/v4l2-device.h>
 #include <media/v4l2-ioctl.h>
 #include "compat.h"
 
+MODULE_AUTHOR("Dimitromanolakis Apostolos, apdim@grecian.net");
+MODULE_DESCRIPTION("Radio driver for the Guillemot Maxi Radio FM2000 radio.");
+MODULE_LICENSE("GPL");
+
+static int radio_nr = -1;
+module_param(radio_nr, int, 0);
+
+static int debug;
+
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "activates debug info");
+
 #define DRIVER_VERSION	"0.77"
 
-#include <linux/version.h>      /* for KERNEL_VERSION MACRO     */
-#define RADIO_VERSION KERNEL_VERSION(0,7,7)
-
-static struct video_device maxiradio_radio;
-
-#define dprintk(num, fmt, arg...)                                          \
-	do {                                                               \
-		if (maxiradio_radio.debug >= num)                          \
-			printk(KERN_DEBUG "%s: " fmt,                      \
-				maxiradio_radio.name, ## arg); } while (0)
-
-static struct v4l2_queryctrl radio_qctrl[] = {
-	{
-		.id            = V4L2_CID_AUDIO_MUTE,
-		.name          = "Mute",
-		.minimum       = 0,
-		.maximum       = 1,
-		.default_value = 1,
-		.type          = V4L2_CTRL_TYPE_BOOLEAN,
-	}
-};
+#define RADIO_VERSION KERNEL_VERSION(0, 7, 7)
+
+#define dprintk(dev, num, fmt, arg...) \
+	v4l2_dbg(num, debug, &dev->v4l2_dev, fmt, ## arg)
 
 #ifndef PCI_VENDOR_ID_GUILLEMOT
 #define PCI_VENDOR_ID_GUILLEMOT 0x5046
@@ -81,90 +75,70 @@ static struct v4l2_queryctrl radio_qctrl[] = {
 
 
 /* TEA5757 pin mappings */
-static const int clk = 1, data = 2, wren = 4, mo_st = 8, power = 16 ;
-
-static int radio_nr = -1;
-module_param(radio_nr, int, 0);
+static const int clk = 1, data = 2, wren = 4, mo_st = 8, power = 16;
 
-static unsigned long in_use;
-
-#define FREQ_LO		 50*16000
-#define FREQ_HI		150*16000
+#define FREQ_LO		(50 * 16000)
+#define FREQ_HI		(150 * 16000)
 
 #define FREQ_IF         171200 /* 10.7*16000   */
 #define FREQ_STEP       200    /* 12.5*16      */
 
 /* (x==fmhz*16*1000) -> bits */
-#define FREQ2BITS(x)	((( (unsigned int)(x)+FREQ_IF+(FREQ_STEP<<1)) \
-			/(FREQ_STEP<<2))<<2)
+#define FREQ2BITS(x) \
+  ((((unsigned int)(x) + FREQ_IF + (FREQ_STEP << 1)) / (FREQ_STEP << 2)) << 2)
 
 #define BITS2FREQ(x)	((x) * FREQ_STEP - FREQ_IF)
 
 
-static int maxiradio_exclusive_open(struct file *file)
+struct maxiradio
 {
-	return test_and_set_bit(0, &in_use) ? -EBUSY : 0;
-}
-
-static int maxiradio_exclusive_release(struct file *file)
-{
-	clear_bit(0, &in_use);
-	return 0;
-}
-
-static const struct v4l2_file_operations maxiradio_fops = {
-	.owner		= THIS_MODULE,
-	.open           = maxiradio_exclusive_open,
-	.release        = maxiradio_exclusive_release,
-	.ioctl          = video_ioctl2,
-};
+	struct v4l2_device v4l2_dev;
+	struct video_device vdev;
+	struct pci_dev *pdev;
 
-static struct radio_device
-{
-	__u16	io,	/* base of radio io */
-		muted,	/* VIDEO_AUDIO_MUTE */
-		stereo,	/* VIDEO_TUNER_STEREO_ON */
-		tuned;	/* signal strength (0 or 0xffff) */
+	u16	io;	/* base of radio io */
+	u16	muted;	/* VIDEO_AUDIO_MUTE */
+	u16	stereo;	/* VIDEO_TUNER_STEREO_ON */
+	u16	tuned;	/* signal strength (0 or 0xffff) */
 
 	unsigned long freq;
 
 	struct mutex lock;
-} radio_unit = {
-	.muted =1,
-	.freq = FREQ_LO,
 };
 
-static void outbit(unsigned long bit, __u16 io)
+static inline struct maxiradio *to_maxiradio(struct v4l2_device *v4l2_dev)
 {
-	if (bit != 0)
-		{
-			outb(  power|wren|data     ,io); udelay(4);
-			outb(  power|wren|data|clk ,io); udelay(4);
-			outb(  power|wren|data     ,io); udelay(4);
-		}
-	else
-		{
-			outb(  power|wren          ,io); udelay(4);
-			outb(  power|wren|clk      ,io); udelay(4);
-			outb(  power|wren          ,io); udelay(4);
-		}
+	return container_of(v4l2_dev, struct maxiradio, v4l2_dev);
 }
 
-static void turn_power(__u16 io, int p)
+static void outbit(unsigned long bit, u16 io)
+{
+	int val = power | wren | (bit ? data : 0);
+
+	outb(val, io);
+	udelay(4);
+	outb(val | clk, io);
+	udelay(4);
+	outb(val, io);
+	udelay(4);
+}
+
+static void turn_power(struct maxiradio *dev, int p)
 {
 	if (p != 0) {
-		dprintk(1, "Radio powered on\n");
-		outb(power, io);
+		dprintk(dev, 1, "Radio powered on\n");
+		outb(power, dev->io);
 	} else {
-		dprintk(1, "Radio powered off\n");
-		outb(0,io);
+		dprintk(dev, 1, "Radio powered off\n");
+		outb(0, dev->io);
 	}
 }
 
-static void set_freq(__u16 io, __u32 freq)
+static void set_freq(struct maxiradio *dev, u32 freq)
 {
 	unsigned long int si;
 	int bl;
+	int io = dev->io;
 	int val = FREQ2BITS(freq);
 
 	/* TEA5757 shift register bits (see pdf) */
@@ -189,14 +163,14 @@ static void set_freq(__u16 io, __u32 freq)
 		si >>= 1;
 	}
 
-	dprintk(1, "Radio freq set to %d.%02d MHz\n",
+	dprintk(dev, 1, "Radio freq set to %d.%02d MHz\n",
 				freq / 16000,
 				freq % 16000 * 100 / 16000);
 
-	turn_power(io, 1);
+	turn_power(dev, 1);
 }
 
-static int get_stereo(__u16 io)
+static int get_stereo(u16 io)
 {
 	outb(power,io);
 	udelay(4);
@@ -204,7 +178,7 @@ static int get_stereo(__u16 io)
 	return !(inb(io) & mo_st);
 }
 
-static int get_tune(__u16 io)
+static int get_tune(u16 io)
 {
 	outb(power+clk,io);
 	udelay(4);
@@ -213,95 +187,84 @@ static int get_tune(__u16 io)
 }
 
 
-static int vidioc_querycap (struct file *file, void  *priv,
+static int vidioc_querycap(struct file *file, void  *priv,
 			    struct v4l2_capability *v)
 {
-	strlcpy(v->driver, "radio-maxiradio", sizeof (v->driver));
-	strlcpy(v->card, "Maxi Radio FM2000 radio", sizeof (v->card));
-	sprintf(v->bus_info,"ISA");
-	v->version = RADIO_VERSION;
-	v->capabilities = V4L2_CAP_TUNER;
+	struct maxiradio *dev = video_drvdata(file);
 
+	strlcpy(v->driver, "radio-maxiradio", sizeof(v->driver));
+	strlcpy(v->card, "Maxi Radio FM2000 radio", sizeof(v->card));
+	snprintf(v->bus_info, sizeof(v->bus_info), "PCI:%s", pci_name(dev->pdev));
+	v->version = RADIO_VERSION;
+	v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO;
 	return 0;
 }
 
-static int vidioc_g_tuner (struct file *file, void *priv,
+static int vidioc_g_tuner(struct file *file, void *priv,
 			   struct v4l2_tuner *v)
 {
-	struct radio_device *card = video_drvdata(file);
+	struct maxiradio *dev = video_drvdata(file);
 
 	if (v->index > 0)
 		return -EINVAL;
 
-	memset(v,0,sizeof(*v));
-	strcpy(v->name, "FM");
+	mutex_lock(&dev->lock);
+	strlcpy(v->name, "FM", sizeof(v->name));
 	v->type = V4L2_TUNER_RADIO;
-
-	v->rangelow=FREQ_LO;
-	v->rangehigh=FREQ_HI;
-	v->rxsubchans =V4L2_TUNER_SUB_MONO|V4L2_TUNER_SUB_STEREO;
-	v->capability=V4L2_TUNER_CAP_LOW;
-	if(get_stereo(card->io))
+	v->rangelow = FREQ_LO;
+	v->rangehigh = FREQ_HI;
+	v->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO;
+	v->capability = V4L2_TUNER_CAP_LOW;
+	if (get_stereo(dev->io))
 		v->audmode = V4L2_TUNER_MODE_STEREO;
 	else
 		v->audmode = V4L2_TUNER_MODE_MONO;
-	v->signal=0xffff*get_tune(card->io);
+	v->signal = 0xffff * get_tune(dev->io);
+	mutex_unlock(&dev->lock);
 
 	return 0;
 }
 
-static int vidioc_s_tuner (struct file *file, void *priv,
+static int vidioc_s_tuner(struct file *file, void *priv,
 			   struct v4l2_tuner *v)
 {
-	if (v->index > 0)
-		return -EINVAL;
-
-	return 0;
-}
-
-static int vidioc_g_audio (struct file *file, void *priv,
-			   struct v4l2_audio *a)
-{
-	if (a->index > 1)
-		return -EINVAL;
-
-	strcpy(a->name, "FM");
-	a->capability = V4L2_AUDCAP_STEREO;
-	return 0;
+	return v->index ? -EINVAL : 0;
 }
 
 static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 {
 	*i = 0;
-
 	return 0;
 }
 
 static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
 {
-	if (i != 0)
-		return -EINVAL;
+	return i ? -EINVAL : 0;
+}
 
+static int vidioc_g_audio(struct file *file, void *priv,
+			   struct v4l2_audio *a)
+{
+	a->index = 0;
+	strlcpy(a->name, "Radio", sizeof(a->name));
+	a->capability = V4L2_AUDCAP_STEREO;
 	return 0;
 }
 
 
-static int vidioc_s_audio (struct file *file, void *priv,
+static int vidioc_s_audio(struct file *file, void *priv,
 			   struct v4l2_audio *a)
 {
-	if (a->index != 0)
-		return -EINVAL;
-
-	return 0;
+	return a->index ? -EINVAL : 0;
 }
 
-static int vidioc_s_frequency (struct file *file, void *priv,
+static int vidioc_s_frequency(struct file *file, void *priv,
 			       struct v4l2_frequency *f)
 {
-	struct radio_device *card = video_drvdata(file);
+	struct maxiradio *dev = video_drvdata(file);
 
 	if (f->frequency < FREQ_LO || f->frequency > FREQ_HI) {
-		dprintk(1, "radio freq (%d.%02d MHz) out of range (%d-%d)\n",
+		dprintk(dev, 1, "radio freq (%d.%02d MHz) out of range (%d-%d)\n",
 					f->frequency / 16000,
 					f->frequency % 16000 * 100 / 16000,
 					FREQ_LO / 16000, FREQ_HI / 16000);
@@ -309,75 +272,91 @@ static int vidioc_s_frequency (struct file *file, void *priv,
 		return -EINVAL;
 	}
 
-	card->freq = f->frequency;
-	set_freq(card->io, card->freq);
+	mutex_lock(&dev->lock);
+	dev->freq = f->frequency;
+	set_freq(dev, dev->freq);
 	msleep(125);
+	mutex_unlock(&dev->lock);
 
 	return 0;
 }
 
-static int vidioc_g_frequency (struct file *file, void *priv,
+static int vidioc_g_frequency(struct file *file, void *priv,
 			       struct v4l2_frequency *f)
 {
-	struct radio_device *card = video_drvdata(file);
+	struct maxiradio *dev = video_drvdata(file);
 
 	f->type = V4L2_TUNER_RADIO;
-	f->frequency = card->freq;
+	f->frequency = dev->freq;
 
-	dprintk(4, "radio freq is %d.%02d MHz",
+	dprintk(dev, 4, "radio freq is %d.%02d MHz",
 				f->frequency / 16000,
 				f->frequency % 16000 * 100 / 16000);
 
 	return 0;
 }
 
-static int vidioc_queryctrl (struct file *file, void *priv,
+static int vidioc_queryctrl(struct file *file, void *priv,
 			     struct v4l2_queryctrl *qc)
 {
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) {
-		if (qc->id && qc->id == radio_qctrl[i].id) {
-			memcpy(qc, &(radio_qctrl[i]), sizeof(*qc));
-			return (0);
-		}
+	switch (qc->id) {
+	case V4L2_CID_AUDIO_MUTE:
+		return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1);
 	}
-
 	return -EINVAL;
 }
 
-static int vidioc_g_ctrl (struct file *file, void *priv,
-			    struct v4l2_control *ctrl)
+static int vidioc_g_ctrl(struct file *file, void *priv,
+		struct v4l2_control *ctrl)
 {
-	struct radio_device *card = video_drvdata(file);
+	struct maxiradio *dev = video_drvdata(file);
 
 	switch (ctrl->id) {
-		case V4L2_CID_AUDIO_MUTE:
-			ctrl->value=card->muted;
-			return (0);
+	case V4L2_CID_AUDIO_MUTE:
+		ctrl->value = dev->muted;
+		return 0;
 	}
 
 	return -EINVAL;
 }
 
-static int vidioc_s_ctrl (struct file *file, void *priv,
-			  struct v4l2_control *ctrl)
+static int vidioc_s_ctrl(struct file *file, void *priv,
+		struct v4l2_control *ctrl)
 {
-	struct radio_device *card = video_drvdata(file);
+	struct maxiradio *dev = video_drvdata(file);
 
 	switch (ctrl->id) {
-		case V4L2_CID_AUDIO_MUTE:
-			card->muted = ctrl->value;
-			if(card->muted)
-				turn_power(card->io, 0);
-			else
-				set_freq(card->io, card->freq);
-			return 0;
+	case V4L2_CID_AUDIO_MUTE:
+		mutex_lock(&dev->lock);
+		dev->muted = ctrl->value;
+		if (dev->muted)
+			turn_power(dev, 0);
+		else
+			set_freq(dev, dev->freq);
+		mutex_unlock(&dev->lock);
+		return 0;
 	}
 
 	return -EINVAL;
 }
 
+static int maxiradio_open(struct file *file)
+{
+	return 0;
+}
+
+static int maxiradio_release(struct file *file)
+{
+	return 0;
+}
+
+static const struct v4l2_file_operations maxiradio_fops = {
+	.owner		= THIS_MODULE,
+	.open           = maxiradio_open,
+	.release        = maxiradio_release,
+	.ioctl          = video_ioctl2,
+};
+
 static const struct v4l2_ioctl_ops maxiradio_ioctl_ops = {
 	.vidioc_querycap    = vidioc_querycap,
 	.vidioc_g_tuner     = vidioc_g_tuner,
@@ -393,60 +372,84 @@ static const struct v4l2_ioctl_ops maxiradio_ioctl_ops = {
 	.vidioc_s_ctrl      = vidioc_s_ctrl,
 };
 
-static struct video_device maxiradio_radio = {
-	.name		= "Maxi Radio FM2000 radio",
-	.fops           = &maxiradio_fops,
-	.ioctl_ops 	= &maxiradio_ioctl_ops,
-	.release	= video_device_release_empty,
-};
-
 static int __devinit maxiradio_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 {
-	if(!request_region(pci_resource_start(pdev, 0),
+	struct maxiradio *dev;
+	struct v4l2_device *v4l2_dev;
+	int retval = -ENOMEM;
+
+	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+	if (dev == NULL) {
+		dev_err(&pdev->dev, "not enough memory\n");
+		return -ENOMEM;
+	}
+
+	v4l2_dev = &dev->v4l2_dev;
+	mutex_init(&dev->lock);
+	dev->pdev = pdev;
+	dev->muted = 1;
+	dev->freq = FREQ_LO;
+
+	strlcpy(v4l2_dev->name, "maxiradio", sizeof(v4l2_dev->name));
+
+	retval = v4l2_device_register(&pdev->dev, v4l2_dev);
+	if (retval < 0) {
+		v4l2_err(v4l2_dev, "Could not register v4l2_device\n");
+		goto errfr;
+	}
+
+	if (!request_region(pci_resource_start(pdev, 0),
 			   pci_resource_len(pdev, 0), "Maxi Radio FM 2000")) {
-		printk(KERN_ERR "radio-maxiradio: can't reserve I/O ports\n");
+		v4l2_err(v4l2_dev, "can't reserve I/O ports\n");
 		goto err_out;
 	}
 
 	if (pci_enable_device(pdev))
 		goto err_out_free_region;
 
-	radio_unit.io = pci_resource_start(pdev, 0);
-	mutex_init(&radio_unit.lock);
-	video_set_drvdata(&maxiradio_radio, &radio_unit);
+	dev->io = pci_resource_start(pdev, 0);
+	strlcpy(dev->vdev.name, v4l2_dev->name, sizeof(dev->vdev.name));
+	dev->vdev.v4l2_dev = v4l2_dev;
+	dev->vdev.fops = &maxiradio_fops;
+	dev->vdev.ioctl_ops = &maxiradio_ioctl_ops;
+	dev->vdev.release = video_device_release_empty;
+	video_set_drvdata(&dev->vdev, dev);
 
-	if (video_register_device(&maxiradio_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
-		printk("radio-maxiradio: can't register device!");
+	if (video_register_device(&dev->vdev, VFL_TYPE_RADIO, radio_nr) < 0) {
+		v4l2_err(v4l2_dev, "can't register device!");
 		goto err_out_free_region;
 	}
 
-	printk(KERN_INFO "radio-maxiradio: version "
-	       DRIVER_VERSION
-	       " time "
-	       __TIME__ "  "
-	       __DATE__
-	       "\n");
+	v4l2_info(v4l2_dev, "version " DRIVER_VERSION
+			" time " __TIME__ "  " __DATE__ "\n");
 
-	printk(KERN_INFO "radio-maxiradio: found Guillemot MAXI Radio device (io = 0x%x)\n",
-	       radio_unit.io);
+	v4l2_info(v4l2_dev, "found Guillemot MAXI Radio device (io = 0x%x)\n",
+	       dev->io);
 	return 0;
 
 err_out_free_region:
 	release_region(pci_resource_start(pdev, 0), pci_resource_len(pdev, 0));
 err_out:
+	v4l2_device_unregister(v4l2_dev);
+errfr:
+	kfree(dev);
 	return -ENODEV;
 }
 
 static void __devexit maxiradio_remove_one(struct pci_dev *pdev)
 {
-	video_unregister_device(&maxiradio_radio);
+	struct v4l2_device *v4l2_dev = dev_get_drvdata(&pdev->dev);
+	struct maxiradio *dev = to_maxiradio(v4l2_dev);
+
+	video_unregister_device(&dev->vdev);
+	v4l2_device_unregister(&dev->v4l2_dev);
 	release_region(pci_resource_start(pdev, 0), pci_resource_len(pdev, 0));
 }
 
 static struct pci_device_id maxiradio_pci_tbl[] = {
 	{ PCI_VENDOR_ID_GUILLEMOT, PCI_DEVICE_ID_GUILLEMOT_MAXIRADIO,
 		PCI_ANY_ID, PCI_ANY_ID, },
-	{ 0,}
+	{ 0 }
 };
 
 MODULE_DEVICE_TABLE(pci, maxiradio_pci_tbl);
@@ -470,10 +473,3 @@ static void __exit maxiradio_radio_exit(void)
 
 module_init(maxiradio_radio_init);
 module_exit(maxiradio_radio_exit);
-
-MODULE_AUTHOR("Dimitromanolakis Apostolos, apdim@grecian.net");
-MODULE_DESCRIPTION("Radio driver for the Guillemot Maxi Radio FM2000 radio.");
-MODULE_LICENSE("GPL");
-
-module_param_named(debug,maxiradio_radio.debug, int, 0644);
-MODULE_PARM_DESC(debug,"activates debug info");
diff --git a/linux/drivers/media/radio/radio-rtrack2.c b/linux/drivers/media/radio/radio-rtrack2.c
index fa9e243c8..20153db92 100644
--- a/linux/drivers/media/radio/radio-rtrack2.c
+++ b/linux/drivers/media/radio/radio-rtrack2.c
@@ -13,35 +13,17 @@
 #include <linux/init.h>		/* Initdata			*/
 #include <linux/ioport.h>	/* request_region		*/
 #include <linux/delay.h>	/* udelay			*/
-#include <asm/io.h>		/* outb, outb_p			*/
-#include <asm/uaccess.h>	/* copy to/from user		*/
-#include "compat.h"
 #include <linux/videodev2.h>	/* kernel radio structs		*/
-#include <media/v4l2-common.h>
+#include <linux/mutex.h>
+#include <linux/version.h>      /* for KERNEL_VERSION MACRO     */
+#include <linux/io.h>		/* outb, outb_p			*/
+#include <media/v4l2-device.h>
 #include <media/v4l2-ioctl.h>
-#include <linux/spinlock.h>
+#include "compat.h"
 
-#include <linux/version.h>      /* for KERNEL_VERSION MACRO     */
-#define RADIO_VERSION KERNEL_VERSION(0,0,2)
-
-static struct v4l2_queryctrl radio_qctrl[] = {
-	{
-		.id            = V4L2_CID_AUDIO_MUTE,
-		.name          = "Mute",
-		.minimum       = 0,
-		.maximum       = 1,
-		.default_value = 1,
-		.type          = V4L2_CTRL_TYPE_BOOLEAN,
-	},{
-		.id            = V4L2_CID_AUDIO_VOLUME,
-		.name          = "Volume",
-		.minimum       = 0,
-		.maximum       = 65535,
-		.step          = 65535,
-		.default_value = 0xff,
-		.type          = V4L2_CTRL_TYPE_INTEGER,
-	}
-};
+MODULE_AUTHOR("Ben Pfaff");
+MODULE_DESCRIPTION("A driver for the RadioTrack II radio card.");
+MODULE_LICENSE("GPL");
 
 #ifndef CONFIG_RADIO_RTRACK2_PORT
 #define CONFIG_RADIO_RTRACK2_PORT -1
@@ -49,79 +31,88 @@ static struct v4l2_queryctrl radio_qctrl[] = {
 
 static int io = CONFIG_RADIO_RTRACK2_PORT;
 static int radio_nr = -1;
-static spinlock_t lock;
 
-struct rt_device
+module_param(io, int, 0);
+MODULE_PARM_DESC(io, "I/O address of the RadioTrack card (0x20c or 0x30c)");
+module_param(radio_nr, int, 0);
+
+#define RADIO_VERSION KERNEL_VERSION(0, 0, 2)
+
+struct rtrack2
 {
-	unsigned long in_use;
-	int port;
+	struct v4l2_device v4l2_dev;
+	struct video_device vdev;
+	int io;
 	unsigned long curfreq;
 	int muted;
+	struct mutex lock;
 };
 
+static struct rtrack2 rtrack2_card;
+
 
 /* local things */
 
-static void rt_mute(struct rt_device *dev)
+static void rt_mute(struct rtrack2 *dev)
 {
-	if(dev->muted)
+	if (dev->muted)
 		return;
-	spin_lock(&lock);
-	outb(1, io);
-	spin_unlock(&lock);
+	mutex_lock(&dev->lock);
+	outb(1, dev->io);
+	mutex_unlock(&dev->lock);
 	dev->muted = 1;
 }
 
-static void rt_unmute(struct rt_device *dev)
+static void rt_unmute(struct rtrack2 *dev)
 {
 	if(dev->muted == 0)
 		return;
-	spin_lock(&lock);
-	outb(0, io);
-	spin_unlock(&lock);
+	mutex_lock(&dev->lock);
+	outb(0, dev->io);
+	mutex_unlock(&dev->lock);
 	dev->muted = 0;
 }
 
-static void zero(void)
+static void zero(struct rtrack2 *dev)
 {
-	outb_p(1, io);
-	outb_p(3, io);
-	outb_p(1, io);
+	outb_p(1, dev->io);
+	outb_p(3, dev->io);
+	outb_p(1, dev->io);
 }
 
-static void one(void)
+static void one(struct rtrack2 *dev)
 {
-	outb_p(5, io);
-	outb_p(7, io);
-	outb_p(5, io);
+	outb_p(5, dev->io);
+	outb_p(7, dev->io);
+	outb_p(5, dev->io);
 }
 
-static int rt_setfreq(struct rt_device *dev, unsigned long freq)
+static int rt_setfreq(struct rtrack2 *dev, unsigned long freq)
 {
 	int i;
 
+	mutex_lock(&dev->lock);
+	dev->curfreq = freq;
 	freq = freq / 200 + 856;
 
-	spin_lock(&lock);
-
-	outb_p(0xc8, io);
-	outb_p(0xc9, io);
-	outb_p(0xc9, io);
+	outb_p(0xc8, dev->io);
+	outb_p(0xc9, dev->io);
+	outb_p(0xc9, dev->io);
 
 	for (i = 0; i < 10; i++)
-		zero ();
+		zero(dev);
 
 	for (i = 14; i >= 0; i--)
 		if (freq & (1 << i))
-			one ();
+			one(dev);
 		else
-			zero ();
+			zero(dev);
 
-	outb_p(0xc8, io);
+	outb_p(0xc8, dev->io);
 	if (!dev->muted)
-		outb_p(0, io);
+		outb_p(0, dev->io);
 
-	spin_unlock(&lock);
+	mutex_unlock(&dev->lock);
 	return 0;
 }
 
@@ -130,61 +121,61 @@ static int vidioc_querycap(struct file *file, void *priv,
 {
 	strlcpy(v->driver, "radio-rtrack2", sizeof(v->driver));
 	strlcpy(v->card, "RadioTrack II", sizeof(v->card));
-	sprintf(v->bus_info, "ISA");
+	strlcpy(v->bus_info, "ISA", sizeof(v->bus_info));
 	v->version = RADIO_VERSION;
-	v->capabilities = V4L2_CAP_TUNER;
+	v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO;
 	return 0;
 }
 
 static int vidioc_s_tuner(struct file *file, void *priv,
 				struct v4l2_tuner *v)
 {
-	if (v->index > 0)
-		return -EINVAL;
-
-	return 0;
+	return v->index ? -EINVAL : 0;
 }
 
-static int rt_getsigstr(struct rt_device *dev)
+static int rt_getsigstr(struct rtrack2 *dev)
 {
-	if (inb(io) & 2)	/* bit set = no signal present	*/
-		return 0;
-	return 1;		/* signal present		*/
+	int sig = 1;
+
+	mutex_lock(&dev->lock);
+	if (inb(dev->io) & 2)	/* bit set = no signal present	*/
+		sig = 0;
+	mutex_unlock(&dev->lock);
+	return sig;
 }
 
 static int vidioc_g_tuner(struct file *file, void *priv,
 				struct v4l2_tuner *v)
 {
-	struct rt_device *rt = video_drvdata(file);
+	struct rtrack2 *rt = video_drvdata(file);
 
 	if (v->index > 0)
 		return -EINVAL;
 
-	strcpy(v->name, "FM");
+	strlcpy(v->name, "FM", sizeof(v->name));
 	v->type = V4L2_TUNER_RADIO;
-	v->rangelow = (88*16000);
-	v->rangehigh = (108*16000);
+	v->rangelow = 88 * 16000;
+	v->rangehigh = 108 * 16000;
 	v->rxsubchans = V4L2_TUNER_SUB_MONO;
 	v->capability = V4L2_TUNER_CAP_LOW;
 	v->audmode = V4L2_TUNER_MODE_MONO;
-	v->signal = 0xFFFF*rt_getsigstr(rt);
+	v->signal = 0xFFFF * rt_getsigstr(rt);
 	return 0;
 }
 
 static int vidioc_s_frequency(struct file *file, void *priv,
 				struct v4l2_frequency *f)
 {
-	struct rt_device *rt = video_drvdata(file);
+	struct rtrack2 *rt = video_drvdata(file);
 
-	rt->curfreq = f->frequency;
-	rt_setfreq(rt, rt->curfreq);
+	rt_setfreq(rt, f->frequency);
 	return 0;
 }
 
 static int vidioc_g_frequency(struct file *file, void *priv,
 				struct v4l2_frequency *f)
 {
-	struct rt_device *rt = video_drvdata(file);
+	struct rtrack2 *rt = video_drvdata(file);
 
 	f->type = V4L2_TUNER_RADIO;
 	f->frequency = rt->curfreq;
@@ -194,14 +185,11 @@ static int vidioc_g_frequency(struct file *file, void *priv,
 static int vidioc_queryctrl(struct file *file, void *priv,
 				struct v4l2_queryctrl *qc)
 {
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) {
-		if (qc->id && qc->id == radio_qctrl[i].id) {
-			memcpy(qc, &(radio_qctrl[i]),
-						sizeof(*qc));
-			return 0;
-		}
+	switch (qc->id) {
+	case V4L2_CID_AUDIO_MUTE:
+		return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1);
+	case V4L2_CID_AUDIO_VOLUME:
+		return v4l2_ctrl_query_fill(qc, 0, 65535, 65535, 65535);
 	}
 	return -EINVAL;
 }
@@ -209,7 +197,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
 static int vidioc_g_ctrl(struct file *file, void *priv,
 				struct v4l2_control *ctrl)
 {
-	struct rt_device *rt = video_drvdata(file);
+	struct rtrack2 *rt = video_drvdata(file);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
@@ -228,7 +216,7 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
 static int vidioc_s_ctrl(struct file *file, void *priv,
 				struct v4l2_control *ctrl)
 {
-	struct rt_device *rt = video_drvdata(file);
+	struct rtrack2 *rt = video_drvdata(file);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
@@ -247,17 +235,6 @@ static int vidioc_s_ctrl(struct file *file, void *priv,
 	return -EINVAL;
 }
 
-static int vidioc_g_audio(struct file *file, void *priv,
-				struct v4l2_audio *a)
-{
-	if (a->index > 1)
-		return -EINVAL;
-
-	strcpy(a->name, "Radio");
-	a->capability = V4L2_AUDCAP_STEREO;
-	return 0;
-}
-
 static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 {
 	*i = 0;
@@ -266,36 +243,38 @@ static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 
 static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
 {
-	if (i != 0)
-		return -EINVAL;
-	return 0;
+	return i ? -EINVAL : 0;
 }
 
-static int vidioc_s_audio(struct file *file, void *priv,
+static int vidioc_g_audio(struct file *file, void *priv,
 				struct v4l2_audio *a)
 {
-	if (a->index != 0)
-		return -EINVAL;
+	a->index = 0;
+	strlcpy(a->name, "Radio", sizeof(a->name));
+	a->capability = V4L2_AUDCAP_STEREO;
 	return 0;
 }
 
-static struct rt_device rtrack2_unit;
+static int vidioc_s_audio(struct file *file, void *priv,
+				struct v4l2_audio *a)
+{
+	return a->index ? -EINVAL : 0;
+}
 
-static int rtrack2_exclusive_open(struct file *file)
+static int rtrack2_open(struct file *file)
 {
-	return test_and_set_bit(0, &rtrack2_unit.in_use) ? -EBUSY : 0;
+	return 0;
 }
 
-static int rtrack2_exclusive_release(struct file *file)
+static int rtrack2_release(struct file *file)
 {
-	clear_bit(0, &rtrack2_unit.in_use);
 	return 0;
 }
 
 static const struct v4l2_file_operations rtrack2_fops = {
 	.owner		= THIS_MODULE,
-	.open           = rtrack2_exclusive_open,
-	.release        = rtrack2_exclusive_release,
+	.open           = rtrack2_open,
+	.release        = rtrack2_release,
 	.ioctl		= video_ioctl2,
 };
 
@@ -314,62 +293,61 @@ static const struct v4l2_ioctl_ops rtrack2_ioctl_ops = {
 	.vidioc_s_input     = vidioc_s_input,
 };
 
-static struct video_device rtrack2_radio = {
-	.name		= "RadioTrack II radio",
-	.fops           = &rtrack2_fops,
-	.ioctl_ops 	= &rtrack2_ioctl_ops,
-	.release	= video_device_release_empty,
-};
-
 static int __init rtrack2_init(void)
 {
-	if(io==-1)
-	{
-		printk(KERN_ERR "You must set an I/O address with io=0x20c or io=0x30c\n");
+	struct rtrack2 *dev = &rtrack2_card;
+	struct v4l2_device *v4l2_dev = &dev->v4l2_dev;
+	int res;
+
+	strlcpy(v4l2_dev->name, "rtrack2", sizeof(v4l2_dev->name));
+	dev->io = io;
+	if (dev->io == -1) {
+		v4l2_err(v4l2_dev, "You must set an I/O address with io=0x20c or io=0x30c\n");
 		return -EINVAL;
 	}
-	if (!request_region(io, 4, "rtrack2"))
-	{
-		printk(KERN_ERR "rtrack2: port 0x%x already in use\n", io);
+	if (!request_region(dev->io, 4, "rtrack2")) {
+		v4l2_err(v4l2_dev, "port 0x%x already in use\n", dev->io);
 		return -EBUSY;
 	}
 
-	video_set_drvdata(&rtrack2_radio, &rtrack2_unit);
+	res = v4l2_device_register(NULL, v4l2_dev);
+	if (res < 0) {
+		release_region(dev->io, 4);
+		v4l2_err(v4l2_dev, "Could not register v4l2_device\n");
+		return res;
+	}
 
-	spin_lock_init(&lock);
-	if (video_register_device(&rtrack2_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
-		release_region(io, 4);
+	strlcpy(dev->vdev.name, v4l2_dev->name, sizeof(dev->vdev.name));
+	dev->vdev.v4l2_dev = v4l2_dev;
+	dev->vdev.fops = &rtrack2_fops;
+	dev->vdev.ioctl_ops = &rtrack2_ioctl_ops;
+	dev->vdev.release = video_device_release_empty;
+	video_set_drvdata(&dev->vdev, dev);
+
+	mutex_init(&dev->lock);
+	if (video_register_device(&dev->vdev, VFL_TYPE_RADIO, radio_nr) < 0) {
+		v4l2_device_unregister(v4l2_dev);
+		release_region(dev->io, 4);
 		return -EINVAL;
 	}
 
-	printk(KERN_INFO "AIMSlab Radiotrack II card driver.\n");
+	v4l2_info(v4l2_dev, "AIMSlab Radiotrack II card driver.\n");
 
 	/* mute card - prevents noisy bootups */
-	outb(1, io);
-	rtrack2_unit.muted = 1;
+	outb(1, dev->io);
+	dev->muted = 1;
 
 	return 0;
 }
 
-MODULE_AUTHOR("Ben Pfaff");
-MODULE_DESCRIPTION("A driver for the RadioTrack II radio card.");
-MODULE_LICENSE("GPL");
-
-module_param(io, int, 0);
-MODULE_PARM_DESC(io, "I/O address of the RadioTrack card (0x20c or 0x30c)");
-module_param(radio_nr, int, 0);
-
-static void __exit rtrack2_cleanup_module(void)
+static void __exit rtrack2_exit(void)
 {
-	video_unregister_device(&rtrack2_radio);
-	release_region(io,4);
+	struct rtrack2 *dev = &rtrack2_card;
+
+	video_unregister_device(&dev->vdev);
+	v4l2_device_unregister(&dev->v4l2_dev);
+	release_region(dev->io, 4);
 }
 
 module_init(rtrack2_init);
-module_exit(rtrack2_cleanup_module);
-
-/*
-  Local variables:
-  compile-command: "mmake"
-  End:
-*/
+module_exit(rtrack2_exit);
diff --git a/linux/drivers/media/radio/radio-sf16fmi.c b/linux/drivers/media/radio/radio-sf16fmi.c
index 3cce0afb4..b517b3671 100644
--- a/linux/drivers/media/radio/radio-sf16fmi.c
+++ b/linux/drivers/media/radio/radio-sf16fmi.c
@@ -22,114 +22,110 @@
 #include <linux/init.h>		/* Initdata			*/
 #include <linux/ioport.h>	/* request_region		*/
 #include <linux/delay.h>	/* udelay			*/
-#include "compat.h"
-#include <linux/videodev2.h>	/* kernel radio structs		*/
-#include <media/v4l2-common.h>
-#include <media/v4l2-ioctl.h>
 #include <linux/isapnp.h>
-#include <asm/io.h>		/* outb, outb_p			*/
-#include <asm/uaccess.h>	/* copy to/from user		*/
 #include <linux/mutex.h>
+#include <linux/videodev2.h>	/* kernel radio structs		*/
+#include <linux/io.h>		/* outb, outb_p			*/
+#include <media/v4l2-device.h>
+#include <media/v4l2-ioctl.h>
+#include "compat.h"
 
-#define RADIO_VERSION KERNEL_VERSION(0,0,2)
+MODULE_AUTHOR("Petr Vandrovec, vandrove@vc.cvut.cz and M. Kirkwood");
+MODULE_DESCRIPTION("A driver for the SF16MI radio.");
+MODULE_LICENSE("GPL");
 
-static struct v4l2_queryctrl radio_qctrl[] = {
-	{
-		.id            = V4L2_CID_AUDIO_MUTE,
-		.name          = "Mute",
-		.minimum       = 0,
-		.maximum       = 1,
-		.default_value = 1,
-		.type          = V4L2_CTRL_TYPE_BOOLEAN,
-	}
-};
+static int io = -1;
+static int radio_nr = -1;
+
+module_param(io, int, 0);
+MODULE_PARM_DESC(io, "I/O address of the SF16MI card (0x284 or 0x384)");
+module_param(radio_nr, int, 0);
 
-struct fmi_device
+#define RADIO_VERSION KERNEL_VERSION(0, 0, 2)
+
+struct fmi
 {
-	unsigned long in_use;
-	int port;
+	struct v4l2_device v4l2_dev;
+	struct video_device vdev;
+	int io;
 	int curvol; /* 1 or 0 */
 	unsigned long curfreq; /* freq in kHz */
 	__u32 flags;
+	struct mutex lock;
 };
 
-static int io = -1;
-static int radio_nr = -1;
-static struct pnp_dev *dev = NULL;
-static struct mutex lock;
+static struct fmi fmi_card;
+static struct pnp_dev *dev;
 
 /* freq is in 1/16 kHz to internal number, hw precision is 50 kHz */
 /* It is only useful to give freq in intervall of 800 (=0.05Mhz),
  * other bits will be truncated, e.g 92.7400016 -> 92.7, but
  * 92.7400017 -> 92.75
  */
-#define RSF16_ENCODE(x)	((x)/800+214)
-#define RSF16_MINFREQ 87*16000
-#define RSF16_MAXFREQ 108*16000
+#define RSF16_ENCODE(x)	((x) / 800 + 214)
+#define RSF16_MINFREQ (87 * 16000)
+#define RSF16_MAXFREQ (108 * 16000)
 
-static void outbits(int bits, unsigned int data, int port)
+static void outbits(int bits, unsigned int data, int io)
 {
-	while(bits--) {
-		if(data & 1) {
-			outb(5, port);
+	while (bits--) {
+		if (data & 1) {
+			outb(5, io);
 			udelay(6);
-			outb(7, port);
+			outb(7, io);
 			udelay(6);
 		} else {
-			outb(1, port);
+			outb(1, io);
 			udelay(6);
-			outb(3, port);
+			outb(3, io);
 			udelay(6);
 		}
-		data>>=1;
+		data >>= 1;
 	}
 }
 
-static inline void fmi_mute(int port)
+static inline void fmi_mute(struct fmi *fmi)
 {
-	mutex_lock(&lock);
-	outb(0x00, port);
-	mutex_unlock(&lock);
+	mutex_lock(&fmi->lock);
+	outb(0x00, fmi->io);
+	mutex_unlock(&fmi->lock);
 }
 
-static inline void fmi_unmute(int port)
+static inline void fmi_unmute(struct fmi *fmi)
 {
-	mutex_lock(&lock);
-	outb(0x08, port);
-	mutex_unlock(&lock);
+	mutex_lock(&fmi->lock);
+	outb(0x08, fmi->io);
+	mutex_unlock(&fmi->lock);
 }
 
-static inline int fmi_setfreq(struct fmi_device *dev)
+static inline int fmi_setfreq(struct fmi *fmi, unsigned long freq)
 {
-	int myport = dev->port;
-	unsigned long freq = dev->curfreq;
-
-	mutex_lock(&lock);
+	mutex_lock(&fmi->lock);
+	fmi->curfreq = freq;
 
-	outbits(16, RSF16_ENCODE(freq), myport);
-	outbits(8, 0xC0, myport);
+	outbits(16, RSF16_ENCODE(freq), fmi->io);
+	outbits(8, 0xC0, fmi->io);
 	msleep(143);		/* was schedule_timeout(HZ/7) */
-	mutex_unlock(&lock);
-	if (dev->curvol) fmi_unmute(myport);
+	mutex_unlock(&fmi->lock);
+	if (fmi->curvol)
+		fmi_unmute(fmi);
 	return 0;
 }
 
-static inline int fmi_getsigstr(struct fmi_device *dev)
+static inline int fmi_getsigstr(struct fmi *fmi)
 {
 	int val;
 	int res;
-	int myport = dev->port;
 
-
-	mutex_lock(&lock);
-	val = dev->curvol ? 0x08 : 0x00;	/* unmute/mute */
-	outb(val, myport);
-	outb(val | 0x10, myport);
+	mutex_lock(&fmi->lock);
+	val = fmi->curvol ? 0x08 : 0x00;	/* unmute/mute */
+	outb(val, fmi->io);
+	outb(val | 0x10, fmi->io);
 	msleep(143); 		/* was schedule_timeout(HZ/7) */
-	res = (int)inb(myport+1);
-	outb(val, myport);
+	res = (int)inb(fmi->io + 1);
+	outb(val, fmi->io);
 
-	mutex_unlock(&lock);
+	mutex_unlock(&fmi->lock);
 	return (res & 2) ? 0 : 0xFFFF;
 }
 
@@ -138,9 +134,9 @@ static int vidioc_querycap(struct file *file, void  *priv,
 {
 	strlcpy(v->driver, "radio-sf16fmi", sizeof(v->driver));
 	strlcpy(v->card, "SF16-FMx radio", sizeof(v->card));
-	sprintf(v->bus_info, "ISA");
+	strlcpy(v->bus_info, "ISA", sizeof(v->bus_info));
 	v->version = RADIO_VERSION;
-	v->capabilities = V4L2_CAP_TUNER;
+	v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO;
 	return 0;
 }
 
@@ -148,18 +144,18 @@ static int vidioc_g_tuner(struct file *file, void *priv,
 					struct v4l2_tuner *v)
 {
 	int mult;
-	struct fmi_device *fmi = video_drvdata(file);
+	struct fmi *fmi = video_drvdata(file);
 
 	if (v->index > 0)
 		return -EINVAL;
 
-	strcpy(v->name, "FM");
+	strlcpy(v->name, "FM", sizeof(v->name));
 	v->type = V4L2_TUNER_RADIO;
 	mult = (fmi->flags & V4L2_TUNER_CAP_LOW) ? 1 : 1000;
-	v->rangelow = RSF16_MINFREQ/mult;
-	v->rangehigh = RSF16_MAXFREQ/mult;
+	v->rangelow = RSF16_MINFREQ / mult;
+	v->rangehigh = RSF16_MAXFREQ / mult;
 	v->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_MODE_STEREO;
-	v->capability = fmi->flags&V4L2_TUNER_CAP_LOW;
+	v->capability = fmi->flags & V4L2_TUNER_CAP_LOW;
 	v->audmode = V4L2_TUNER_MODE_STEREO;
 	v->signal = fmi_getsigstr(fmi);
 	return 0;
@@ -168,32 +164,29 @@ static int vidioc_g_tuner(struct file *file, void *priv,
 static int vidioc_s_tuner(struct file *file, void *priv,
 					struct v4l2_tuner *v)
 {
-	if (v->index > 0)
-		return -EINVAL;
-	return 0;
+	return v->index ? -EINVAL : 0;
 }
 
 static int vidioc_s_frequency(struct file *file, void *priv,
 					struct v4l2_frequency *f)
 {
-	struct fmi_device *fmi = video_drvdata(file);
+	struct fmi *fmi = video_drvdata(file);
 
 	if (!(fmi->flags & V4L2_TUNER_CAP_LOW))
 		f->frequency *= 1000;
 	if (f->frequency < RSF16_MINFREQ ||
-			f->frequency > RSF16_MAXFREQ )
+			f->frequency > RSF16_MAXFREQ)
 		return -EINVAL;
-	/*rounding in steps of 800 to match th freq
-	that will be used */
-	fmi->curfreq = (f->frequency/800)*800;
-	fmi_setfreq(fmi);
+	/* rounding in steps of 800 to match the freq
+	   that will be used */
+	fmi_setfreq(fmi, (f->frequency / 800) * 800);
 	return 0;
 }
 
 static int vidioc_g_frequency(struct file *file, void *priv,
 					struct v4l2_frequency *f)
 {
-	struct fmi_device *fmi = video_drvdata(file);
+	struct fmi *fmi = video_drvdata(file);
 
 	f->type = V4L2_TUNER_RADIO;
 	f->frequency = fmi->curfreq;
@@ -205,14 +198,9 @@ static int vidioc_g_frequency(struct file *file, void *priv,
 static int vidioc_queryctrl(struct file *file, void *priv,
 					struct v4l2_queryctrl *qc)
 {
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) {
-		if (qc->id && qc->id == radio_qctrl[i].id) {
-			memcpy(qc, &(radio_qctrl[i]),
-						sizeof(*qc));
-			return 0;
-		}
+	switch (qc->id) {
+	case V4L2_CID_AUDIO_MUTE:
+		return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1);
 	}
 	return -EINVAL;
 }
@@ -220,7 +208,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
 static int vidioc_g_ctrl(struct file *file, void *priv,
 					struct v4l2_control *ctrl)
 {
-	struct fmi_device *fmi = video_drvdata(file);
+	struct fmi *fmi = video_drvdata(file);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
@@ -233,31 +221,20 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
 static int vidioc_s_ctrl(struct file *file, void *priv,
 					struct v4l2_control *ctrl)
 {
-	struct fmi_device *fmi = video_drvdata(file);
+	struct fmi *fmi = video_drvdata(file);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
 		if (ctrl->value)
-			fmi_mute(fmi->port);
+			fmi_mute(fmi);
 		else
-			fmi_unmute(fmi->port);
+			fmi_unmute(fmi);
 		fmi->curvol = ctrl->value;
 		return 0;
 	}
 	return -EINVAL;
 }
 
-static int vidioc_g_audio(struct file *file, void *priv,
-					struct v4l2_audio *a)
-{
-	if (a->index > 1)
-		return -EINVAL;
-
-	strcpy(a->name, "Radio");
-	a->capability = V4L2_AUDCAP_STEREO;
-	return 0;
-}
-
 static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 {
 	*i = 0;
@@ -266,36 +243,38 @@ static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 
 static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
 {
-	if (i != 0)
-		return -EINVAL;
-	return 0;
+	return i ? -EINVAL : 0;
 }
 
-static int vidioc_s_audio(struct file *file, void *priv,
+static int vidioc_g_audio(struct file *file, void *priv,
 					struct v4l2_audio *a)
 {
-	if (a->index != 0)
-		return -EINVAL;
+	a->index = 0;
+	strlcpy(a->name, "Radio", sizeof(a->name));
+	a->capability = V4L2_AUDCAP_STEREO;
 	return 0;
 }
 
-static struct fmi_device fmi_unit;
+static int vidioc_s_audio(struct file *file, void *priv,
+					struct v4l2_audio *a)
+{
+	return a->index ? -EINVAL : 0;
+}
 
-static int fmi_exclusive_open(struct file *file)
+static int fmi_open(struct file *file)
 {
-	return test_and_set_bit(0, &fmi_unit.in_use) ? -EBUSY : 0;
+	return 0;
 }
 
-static int fmi_exclusive_release(struct file *file)
+static int fmi_release(struct file *file)
 {
-	clear_bit(0, &fmi_unit.in_use);
 	return 0;
 }
 
 static const struct v4l2_file_operations fmi_fops = {
 	.owner		= THIS_MODULE,
-	.open           = fmi_exclusive_open,
-	.release        = fmi_exclusive_release,
+	.open           = fmi_open,
+	.release        = fmi_release,
 	.ioctl		= video_ioctl2,
 };
 
@@ -314,13 +293,6 @@ static const struct v4l2_ioctl_ops fmi_ioctl_ops = {
 	.vidioc_s_ctrl      = vidioc_s_ctrl,
 };
 
-static struct video_device fmi_radio = {
-	.name		= "SF16FMx radio",
-	.fops           = &fmi_fops,
-	.ioctl_ops 	= &fmi_ioctl_ops,
-	.release	= video_device_release_empty,
-};
-
 /* ladis: this is my card. does any other types exist? */
 static struct isapnp_device_id id_table[] __devinitdata = {
 	{	ISAPNP_ANY_ID, ISAPNP_ANY_ID,
@@ -345,7 +317,7 @@ static int __init isapnp_fmi_probe(void)
 	if (pnp_device_attach(dev) < 0)
 		return -EAGAIN;
 	if (pnp_activate_dev(dev) < 0) {
-		printk ("radio-sf16fmi: PnP configure failed (out of resources?)\n");
+		printk(KERN_ERR "radio-sf16fmi: PnP configure failed (out of resources?)\n");
 		pnp_device_detach(dev);
 		return -ENOMEM;
 	}
@@ -355,59 +327,72 @@ static int __init isapnp_fmi_probe(void)
 	}
 
 	i = pnp_port_start(dev, 0);
-	printk ("radio-sf16fmi: PnP reports card at %#x\n", i);
+	printk(KERN_INFO "radio-sf16fmi: PnP reports card at %#x\n", i);
 
 	return i;
 }
 
 static int __init fmi_init(void)
 {
+	struct fmi *fmi = &fmi_card;
+	struct v4l2_device *v4l2_dev = &fmi->v4l2_dev;
+	int res;
+
 	if (io < 0)
 		io = isapnp_fmi_probe();
-	if (io < 0) {
-		printk(KERN_ERR "radio-sf16fmi: No PnP card found.\n");
-		return io;
+	strlcpy(v4l2_dev->name, "sf16fmi", sizeof(v4l2_dev->name));
+	fmi->io = io;
+	if (fmi->io < 0) {
+		v4l2_err(v4l2_dev, "No PnP card found.\n");
+		return fmi->io;
 	}
 	if (!request_region(io, 2, "radio-sf16fmi")) {
-		printk(KERN_ERR "radio-sf16fmi: port 0x%x already in use\n", io);
+		v4l2_err(v4l2_dev, "port 0x%x already in use\n", fmi->io);
 		pnp_device_detach(dev);
 		return -EBUSY;
 	}
 
-	fmi_unit.port = io;
-	fmi_unit.curvol = 0;
-	fmi_unit.curfreq = 0;
-	fmi_unit.flags = V4L2_TUNER_CAP_LOW;
-	video_set_drvdata(&fmi_radio, &fmi_unit);
+	res = v4l2_device_register(NULL, v4l2_dev);
+	if (res < 0) {
+		release_region(fmi->io, 2);
+		pnp_device_detach(dev);
+		v4l2_err(v4l2_dev, "Could not register v4l2_device\n");
+		return res;
+	}
+
+	fmi->flags = V4L2_TUNER_CAP_LOW;
+	strlcpy(fmi->vdev.name, v4l2_dev->name, sizeof(fmi->vdev.name));
+	fmi->vdev.v4l2_dev = v4l2_dev;
+	fmi->vdev.fops = &fmi_fops;
+	fmi->vdev.ioctl_ops = &fmi_ioctl_ops;
+	fmi->vdev.release = video_device_release_empty;
+	video_set_drvdata(&fmi->vdev, fmi);
 
-	mutex_init(&lock);
+	mutex_init(&fmi->lock);
 
-	if (video_register_device(&fmi_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
-		release_region(io, 2);
+	if (video_register_device(&fmi->vdev, VFL_TYPE_RADIO, radio_nr) < 0) {
+		v4l2_device_unregister(v4l2_dev);
+		release_region(fmi->io, 2);
+		pnp_device_detach(dev);
 		return -EINVAL;
 	}
 
-	printk(KERN_INFO "SF16FMx radio card driver at 0x%x\n", io);
+	v4l2_info(v4l2_dev, "card driver at 0x%x\n", fmi->io);
 	/* mute card - prevents noisy bootups */
-	fmi_mute(io);
+	fmi_mute(fmi);
 	return 0;
 }
 
-MODULE_AUTHOR("Petr Vandrovec, vandrove@vc.cvut.cz and M. Kirkwood");
-MODULE_DESCRIPTION("A driver for the SF16MI radio.");
-MODULE_LICENSE("GPL");
-
-module_param(io, int, 0);
-MODULE_PARM_DESC(io, "I/O address of the SF16MI card (0x284 or 0x384)");
-module_param(radio_nr, int, 0);
-
-static void __exit fmi_cleanup_module(void)
+static void __exit fmi_exit(void)
 {
-	video_unregister_device(&fmi_radio);
-	release_region(io, 2);
+	struct fmi *fmi = &fmi_card;
+
+	video_unregister_device(&fmi->vdev);
+	v4l2_device_unregister(&fmi->v4l2_dev);
+	release_region(fmi->io, 2);
 	if (dev)
 		pnp_device_detach(dev);
 }
 
 module_init(fmi_init);
-module_exit(fmi_cleanup_module);
+module_exit(fmi_exit);
diff --git a/linux/drivers/media/radio/radio-sf16fmr2.c b/linux/drivers/media/radio/radio-sf16fmr2.c
index 69a28d1ff..65e303dba 100644
--- a/linux/drivers/media/radio/radio-sf16fmr2.c
+++ b/linux/drivers/media/radio/radio-sf16fmr2.c
@@ -18,41 +18,29 @@
 #include <linux/init.h>		/* Initdata			*/
 #include <linux/ioport.h>	/* request_region		*/
 #include <linux/delay.h>	/* udelay			*/
-#include <asm/io.h>		/* outb, outb_p			*/
-#include <asm/uaccess.h>	/* copy to/from user		*/
-#include "compat.h"
 #include <linux/videodev2.h>	/* kernel radio structs		*/
-#include <media/v4l2-common.h>
-#include <media/v4l2-ioctl.h>
 #include <linux/mutex.h>
+#include <linux/version.h>      /* for KERNEL_VERSION MACRO     */
+#include <linux/io.h>		/* outb, outb_p			*/
+#include <media/v4l2-device.h>
+#include <media/v4l2-ioctl.h>
+#include "compat.h"
 
-static struct mutex lock;
+MODULE_AUTHOR("Ziglio Frediano, freddy77@angelfire.com");
+MODULE_DESCRIPTION("A driver for the SF16FMR2 radio.");
+MODULE_LICENSE("GPL");
+
+static int io = 0x384;
+static int radio_nr = -1;
+
+module_param(io, int, 0);
+MODULE_PARM_DESC(io, "I/O address of the SF16FMR2 card (should be 0x384, if do not work try 0x284)");
+module_param(radio_nr, int, 0);
 
-#include <linux/version.h>      /* for KERNEL_VERSION MACRO     */
 #define RADIO_VERSION KERNEL_VERSION(0,0,2)
 
 #define AUD_VOL_INDEX 1
 
-static struct v4l2_queryctrl radio_qctrl[] = {
-	{
-		.id            = V4L2_CID_AUDIO_MUTE,
-		.name          = "Mute",
-		.minimum       = 0,
-		.maximum       = 1,
-		.default_value = 1,
-		.type          = V4L2_CTRL_TYPE_BOOLEAN,
-	},
-	[AUD_VOL_INDEX] = {
-		.id            = V4L2_CID_AUDIO_VOLUME,
-		.name          = "Volume",
-		.minimum       = 0,
-		.maximum       = 15,
-		.step          = 1,
-		.default_value = 0,
-		.type          = V4L2_CTRL_TYPE_INTEGER,
-	}
-};
-
 #undef DEBUG
 //#define DEBUG 1
 
@@ -63,156 +51,160 @@ static struct v4l2_queryctrl radio_qctrl[] = {
 #endif
 
 /* this should be static vars for module size */
-struct fmr2_device
+struct fmr2
 {
-	unsigned long in_use;
-	int port;
+	struct v4l2_device v4l2_dev;
+	struct video_device vdev;
+	struct mutex lock;
+	int io;
 	int curvol; /* 0-15 */
 	int mute;
 	int stereo; /* card is producing stereo audio */
 	unsigned long curfreq; /* freq in kHz */
 	int card_type;
-	__u32 flags;
+	u32 flags;
 };
 
-static int io = 0x384;
-static int radio_nr = -1;
+static struct fmr2 fmr2_card;
 
 /* hw precision is 12.5 kHz
  * It is only useful to give freq in intervall of 200 (=0.0125Mhz),
  * other bits will be truncated
  */
-#define RSF16_ENCODE(x)	((x)/200+856)
-#define RSF16_MINFREQ 87*16000
-#define RSF16_MAXFREQ 108*16000
+#define RSF16_ENCODE(x)	((x) / 200 + 856)
+#define RSF16_MINFREQ (87 * 16000)
+#define RSF16_MAXFREQ (108 * 16000)
 
-static inline void wait(int n,int port)
+static inline void wait(int n, int io)
 {
-	for (;n;--n) inb(port);
+	for (; n; --n)
+		inb(io);
 }
 
-static void outbits(int bits, unsigned int data, int nWait, int port)
+static void outbits(int bits, unsigned int data, int nWait, int io)
 {
 	int bit;
-	for(;--bits>=0;) {
-		bit = (data>>bits) & 1;
-		outb(bit,port);
-		wait(nWait,port);
-		outb(bit|2,port);
-		wait(nWait,port);
-		outb(bit,port);
-		wait(nWait,port);
+
+	for (; --bits >= 0;) {
+		bit = (data >> bits) & 1;
+		outb(bit, io);
+		wait(nWait, io);
+		outb(bit | 2, io);
+		wait(nWait, io);
+		outb(bit, io);
+		wait(nWait, io);
 	}
 }
 
-static inline void fmr2_mute(int port)
+static inline void fmr2_mute(int io)
 {
-	outb(0x00, port);
-	wait(4,port);
+	outb(0x00, io);
+	wait(4, io);
 }
 
-static inline void fmr2_unmute(int port)
+static inline void fmr2_unmute(int io)
 {
-	outb(0x04, port);
-	wait(4,port);
+	outb(0x04, io);
+	wait(4, io);
 }
 
-static inline int fmr2_stereo_mode(int port)
+static inline int fmr2_stereo_mode(int io)
 {
-	int n = inb(port);
-	outb(6,port);
-	inb(port);
-	n = ((n>>3)&1)^1;
+	int n = inb(io);
+
+	outb(6, io);
+	inb(io);
+	n = ((n >> 3) & 1) ^ 1;
 	debug_print((KERN_DEBUG "stereo: %d\n", n));
 	return n;
 }
 
-static int fmr2_product_info(struct fmr2_device *dev)
+static int fmr2_product_info(struct fmr2 *dev)
 {
-	int n = inb(dev->port);
+	int n = inb(dev->io);
+
 	n &= 0xC1;
-	if (n == 0)
-	{
+	if (n == 0) {
 		/* this should support volume set */
 		dev->card_type = 12;
 		return 0;
 	}
 	/* not volume (mine is 11) */
-	dev->card_type = (n==128)?11:0;
+	dev->card_type = (n == 128) ? 11 : 0;
 	return n;
 }
 
-static inline int fmr2_getsigstr(struct fmr2_device *dev)
+static inline int fmr2_getsigstr(struct fmr2 *dev)
 {
-	/* !!! work only if scanning freq */
-	int port = dev->port, res = 0xffff;
-	outb(5,port);
-	wait(4,port);
-	if (!(inb(port)&1)) res = 0;
+	/* !!! works only if scanning freq */
+	int res = 0xffff;
+
+	outb(5, dev->io);
+	wait(4, dev->io);
+	if (!(inb(dev->io) & 1))
+		res = 0;
 	debug_print((KERN_DEBUG "signal: %d\n", res));
 	return res;
 }
 
 /* set frequency and unmute card */
-static int fmr2_setfreq(struct fmr2_device *dev)
+static int fmr2_setfreq(struct fmr2 *dev)
 {
-	int port = dev->port;
 	unsigned long freq = dev->curfreq;
 
-	fmr2_mute(port);
+	fmr2_mute(dev->io);
 
 	/* 0x42 for mono output
 	 * 0x102 forward scanning
 	 * 0x182 scansione avanti
 	 */
-	outbits(9,0x2,3,port);
-	outbits(16,RSF16_ENCODE(freq),2,port);
+	outbits(9, 0x2, 3, dev->io);
+	outbits(16, RSF16_ENCODE(freq), 2, dev->io);
 
-	fmr2_unmute(port);
+	fmr2_unmute(dev->io);
 
 	/* wait 0.11 sec */
 	msleep(110);
 
 	/* NOTE if mute this stop radio
 	   you must set freq on unmute */
-	dev->stereo = fmr2_stereo_mode(port);
+	dev->stereo = fmr2_stereo_mode(dev->io);
 	return 0;
 }
 
 /* !!! not tested, in my card this does't work !!! */
-static int fmr2_setvolume(struct fmr2_device *dev)
+static int fmr2_setvolume(struct fmr2 *dev)
 {
 	int vol[16] = { 0x021, 0x084, 0x090, 0x104,
 			0x110, 0x204, 0x210, 0x402,
 			0x404, 0x408, 0x410, 0x801,
 			0x802, 0x804, 0x808, 0x810 };
-	int i, a, port = dev->port;
+	int i, a;
 	int n = vol[dev->curvol & 0x0f];
 
 	if (dev->card_type != 11)
 		return 1;
 
 	for (i = 12; --i >= 0; ) {
-		a = ((n >> i) & 1) << 6; /* if (a=0) a= 0; else a= 0x40; */
-		outb(a | 4, port);
-		wait(4, port);
-		outb(a | 0x24, port);
-		wait(4, port);
-		outb(a | 4, port);
-		wait(4, port);
+		a = ((n >> i) & 1) << 6; /* if (a==0) a = 0; else a = 0x40; */
+		outb(a | 4, dev->io);
+		wait(4, dev->io);
+		outb(a | 0x24, dev->io);
+		wait(4, dev->io);
+		outb(a | 4, dev->io);
+		wait(4, dev->io);
 	}
 	for (i = 6; --i >= 0; ) {
 		a = ((0x18 >> i) & 1) << 6;
-		outb(a | 4, port);
-		wait(4,port);
-		outb(a | 0x24, port);
-		wait(4,port);
-		outb(a|4, port);
-		wait(4,port);
+		outb(a | 4, dev->io);
+		wait(4, dev->io);
+		outb(a | 0x24, dev->io);
+		wait(4, dev->io);
+		outb(a | 4, dev->io);
+		wait(4, dev->io);
 	}
-	wait(4, port);
-	outb(0x14, port);
-
+	wait(4, dev->io);
+	outb(0x14, dev->io);
 	return 0;
 }
 
@@ -221,9 +213,9 @@ static int vidioc_querycap(struct file *file, void  *priv,
 {
 	strlcpy(v->driver, "radio-sf16fmr2", sizeof(v->driver));
 	strlcpy(v->card, "SF16-FMR2 radio", sizeof(v->card));
-	sprintf(v->bus_info, "ISA");
+	strlcpy(v->bus_info, "ISA", sizeof(v->bus_info));
 	v->version = RADIO_VERSION;
-	v->capabilities = V4L2_CAP_TUNER;
+	v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO;
 	return 0;
 }
 
@@ -231,54 +223,52 @@ static int vidioc_g_tuner(struct file *file, void *priv,
 					struct v4l2_tuner *v)
 {
 	int mult;
-	struct fmr2_device *fmr2 = video_drvdata(file);
+	struct fmr2 *fmr2 = video_drvdata(file);
 
 	if (v->index > 0)
 		return -EINVAL;
 
-	strcpy(v->name, "FM");
+	strlcpy(v->name, "FM", sizeof(v->name));
 	v->type = V4L2_TUNER_RADIO;
 
 	mult = (fmr2->flags & V4L2_TUNER_CAP_LOW) ? 1 : 1000;
-	v->rangelow = RSF16_MINFREQ/mult;
-	v->rangehigh = RSF16_MAXFREQ/mult;
+	v->rangelow = RSF16_MINFREQ / mult;
+	v->rangehigh = RSF16_MAXFREQ / mult;
 	v->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_MODE_STEREO;
 	v->capability = fmr2->flags&V4L2_TUNER_CAP_LOW;
 	v->audmode = fmr2->stereo ? V4L2_TUNER_MODE_STEREO:
 				V4L2_TUNER_MODE_MONO;
-	mutex_lock(&lock);
+	mutex_lock(&fmr2->lock);
 	v->signal = fmr2_getsigstr(fmr2);
-	mutex_unlock(&lock);
+	mutex_unlock(&fmr2->lock);
 	return 0;
 }
 
 static int vidioc_s_tuner(struct file *file, void *priv,
 					struct v4l2_tuner *v)
 {
-	if (v->index > 0)
-		return -EINVAL;
-	return 0;
+	return v->index ? -EINVAL : 0;
 }
 
 static int vidioc_s_frequency(struct file *file, void *priv,
 					struct v4l2_frequency *f)
 {
-	struct fmr2_device *fmr2 = video_drvdata(file);
+	struct fmr2 *fmr2 = video_drvdata(file);
 
 	if (!(fmr2->flags & V4L2_TUNER_CAP_LOW))
 		f->frequency *= 1000;
 	if (f->frequency < RSF16_MINFREQ ||
-			f->frequency > RSF16_MAXFREQ )
+			f->frequency > RSF16_MAXFREQ)
 		return -EINVAL;
-	/*rounding in steps of 200 to match th freq
-	that will be used */
-	fmr2->curfreq = (f->frequency/200)*200;
+	/* rounding in steps of 200 to match the freq
+	   that will be used */
+	fmr2->curfreq = (f->frequency / 200) * 200;
 
 	/* set card freq (if not muted) */
 	if (fmr2->curvol && !fmr2->mute) {
-		mutex_lock(&lock);
+		mutex_lock(&fmr2->lock);
 		fmr2_setfreq(fmr2);
-		mutex_unlock(&lock);
+		mutex_unlock(&fmr2->lock);
 	}
 	return 0;
 }
@@ -286,7 +276,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
 static int vidioc_g_frequency(struct file *file, void *priv,
 					struct v4l2_frequency *f)
 {
-	struct fmr2_device *fmr2 = video_drvdata(file);
+	struct fmr2 *fmr2 = video_drvdata(file);
 
 	f->type = V4L2_TUNER_RADIO;
 	f->frequency = fmr2->curfreq;
@@ -298,13 +288,16 @@ static int vidioc_g_frequency(struct file *file, void *priv,
 static int vidioc_queryctrl(struct file *file, void *priv,
 					struct v4l2_queryctrl *qc)
 {
-	int i;
+	struct fmr2 *fmr2 = video_drvdata(file);
 
-	for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) {
-		if (qc->id && qc->id == radio_qctrl[i].id) {
-			memcpy(qc, &radio_qctrl[i], sizeof(*qc));
-			return 0;
-		}
+	switch (qc->id) {
+	case V4L2_CID_AUDIO_MUTE:
+		return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1);
+	case V4L2_CID_AUDIO_VOLUME:
+		/* Only card_type == 11 implements volume */
+		if (fmr2->card_type == 11)
+			return v4l2_ctrl_query_fill(qc, 0, 15, 1, 0);
+		return v4l2_ctrl_query_fill(qc, 0, 1, 1, 0);
 	}
 	return -EINVAL;
 }
@@ -312,7 +305,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
 static int vidioc_g_ctrl(struct file *file, void *priv,
 					struct v4l2_control *ctrl)
 {
-	struct fmr2_device *fmr2 = video_drvdata(file);
+	struct fmr2 *fmr2 = video_drvdata(file);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
@@ -328,18 +321,14 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
 static int vidioc_s_ctrl(struct file *file, void *priv,
 					struct v4l2_control *ctrl)
 {
-	struct fmr2_device *fmr2 = video_drvdata(file);
+	struct fmr2 *fmr2 = video_drvdata(file);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
 		fmr2->mute = ctrl->value;
 		break;
 	case V4L2_CID_AUDIO_VOLUME:
-		if (ctrl->value > radio_qctrl[AUD_VOL_INDEX].maximum)
-			fmr2->curvol = radio_qctrl[AUD_VOL_INDEX].maximum;
-		else
-			fmr2->curvol = ctrl->value;
-
+		fmr2->curvol = ctrl->value;
 		break;
 	default:
 		return -EINVAL;
@@ -352,25 +341,14 @@ static int vidioc_s_ctrl(struct file *file, void *priv,
 		printk(KERN_DEBUG "mute\n");
 #endif
 
-	mutex_lock(&lock);
+	mutex_lock(&fmr2->lock);
 	if (fmr2->curvol && !fmr2->mute) {
 		fmr2_setvolume(fmr2);
 		/* Set frequency and unmute card */
 		fmr2_setfreq(fmr2);
 	} else
-		fmr2_mute(fmr2->port);
-	mutex_unlock(&lock);
-	return 0;
-}
-
-static int vidioc_g_audio(struct file *file, void *priv,
-					struct v4l2_audio *a)
-{
-	if (a->index > 1)
-		return -EINVAL;
-
-	strcpy(a->name, "Radio");
-	a->capability = V4L2_AUDCAP_STEREO;
+		fmr2_mute(fmr2->io);
+	mutex_unlock(&fmr2->lock);
 	return 0;
 }
 
@@ -382,36 +360,38 @@ static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 
 static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
 {
-	if (i != 0)
-		return -EINVAL;
-	return 0;
+	return i ? -EINVAL : 0;
 }
 
-static int vidioc_s_audio(struct file *file, void *priv,
+static int vidioc_g_audio(struct file *file, void *priv,
 					struct v4l2_audio *a)
 {
-	if (a->index != 0)
-		return -EINVAL;
+	a->index = 0;
+	strlcpy(a->name, "Radio", sizeof(a->name));
+	a->capability = V4L2_AUDCAP_STEREO;
 	return 0;
 }
 
-static struct fmr2_device fmr2_unit;
+static int vidioc_s_audio(struct file *file, void *priv,
+					struct v4l2_audio *a)
+{
+	return a->index ? -EINVAL : 0;
+}
 
-static int fmr2_exclusive_open(struct file *file)
+static int fmr2_open(struct file *file)
 {
-	return test_and_set_bit(0, &fmr2_unit.in_use) ? -EBUSY : 0;
+	return 0;
 }
 
-static int fmr2_exclusive_release(struct file *file)
+static int fmr2_release(struct file *file)
 {
-	clear_bit(0, &fmr2_unit.in_use);
 	return 0;
 }
 
 static const struct v4l2_file_operations fmr2_fops = {
 	.owner          = THIS_MODULE,
-	.open           = fmr2_exclusive_open,
-	.release        = fmr2_exclusive_release,
+	.open           = fmr2_open,
+	.release        = fmr2_release,
 	.ioctl          = video_ioctl2,
 };
 
@@ -430,67 +410,64 @@ static const struct v4l2_ioctl_ops fmr2_ioctl_ops = {
 	.vidioc_s_ctrl      = vidioc_s_ctrl,
 };
 
-static struct video_device fmr2_radio = {
-	.name		= "SF16FMR2 radio",
-	.fops		= &fmr2_fops,
-	.ioctl_ops 	= &fmr2_ioctl_ops,
-	.release	= video_device_release_empty,
-};
-
 static int __init fmr2_init(void)
 {
-	fmr2_unit.port = io;
-	fmr2_unit.curvol = 0;
-	fmr2_unit.mute = 0;
-	fmr2_unit.curfreq = 0;
-	fmr2_unit.stereo = 1;
-	fmr2_unit.flags = V4L2_TUNER_CAP_LOW;
-	fmr2_unit.card_type = 0;
-	video_set_drvdata(&fmr2_radio, &fmr2_unit);
-
-	mutex_init(&lock);
-
-	if (!request_region(io, 2, "sf16fmr2")) {
-		printk(KERN_ERR "radio-sf16fmr2: request_region failed!\n");
+	struct fmr2 *fmr2 = &fmr2_card;
+	struct v4l2_device *v4l2_dev = &fmr2->v4l2_dev;
+	int res;
+
+	strlcpy(v4l2_dev->name, "sf16fmr2", sizeof(v4l2_dev->name));
+	fmr2->io = io;
+	fmr2->stereo = 1;
+	fmr2->flags = V4L2_TUNER_CAP_LOW;
+	mutex_init(&fmr2->lock);
+
+	if (!request_region(fmr2->io, 2, "sf16fmr2")) {
+		v4l2_err(v4l2_dev, "request_region failed!\n");
 		return -EBUSY;
 	}
 
-	if (video_register_device(&fmr2_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
-		release_region(io, 2);
-		return -EINVAL;
+	res = v4l2_device_register(NULL, v4l2_dev);
+	if (res < 0) {
+		release_region(fmr2->io, 2);
+		v4l2_err(v4l2_dev, "Could not register v4l2_device\n");
+		return res;
 	}
 
-	printk(KERN_INFO "SF16FMR2 radio card driver at 0x%x.\n", io);
-	/* mute card - prevents noisy bootups */
-	mutex_lock(&lock);
-	fmr2_mute(io);
-	fmr2_product_info(&fmr2_unit);
-	mutex_unlock(&lock);
-	debug_print((KERN_DEBUG "card_type %d\n", fmr2_unit.card_type));
+	strlcpy(fmr2->vdev.name, v4l2_dev->name, sizeof(fmr2->vdev.name));
+	fmr2->vdev.v4l2_dev = v4l2_dev;
+	fmr2->vdev.fops = &fmr2_fops;
+	fmr2->vdev.ioctl_ops = &fmr2_ioctl_ops;
+	fmr2->vdev.release = video_device_release_empty;
+	video_set_drvdata(&fmr2->vdev, fmr2);
 
-	/* Only card_type == 11 implements volume */
-	if (fmr2_unit.card_type != 11)
-		radio_qctrl[AUD_VOL_INDEX].maximum = 1;
+	if (video_register_device(&fmr2->vdev, VFL_TYPE_RADIO, radio_nr) < 0) {
+		v4l2_device_unregister(v4l2_dev);
+		release_region(fmr2->io, 2);
+		return -EINVAL;
+	}
 
+	v4l2_info(v4l2_dev, "SF16FMR2 radio card driver at 0x%x.\n", fmr2->io);
+	/* mute card - prevents noisy bootups */
+	mutex_lock(&fmr2->lock);
+	fmr2_mute(fmr2->io);
+	fmr2_product_info(fmr2);
+	mutex_unlock(&fmr2->lock);
+	debug_print((KERN_DEBUG "card_type %d\n", fmr2->card_type));
 	return 0;
 }
 
-MODULE_AUTHOR("Ziglio Frediano, freddy77@angelfire.com");
-MODULE_DESCRIPTION("A driver for the SF16FMR2 radio.");
-MODULE_LICENSE("GPL");
-
-module_param(io, int, 0);
-MODULE_PARM_DESC(io, "I/O address of the SF16FMR2 card (should be 0x384, if do not work try 0x284)");
-module_param(radio_nr, int, 0);
-
-static void __exit fmr2_cleanup_module(void)
+static void __exit fmr2_exit(void)
 {
-	video_unregister_device(&fmr2_radio);
-	release_region(io,2);
+	struct fmr2 *fmr2 = &fmr2_card;
+
+	video_unregister_device(&fmr2->vdev);
+	v4l2_device_unregister(&fmr2->v4l2_dev);
+	release_region(fmr2->io, 2);
 }
 
 module_init(fmr2_init);
-module_exit(fmr2_cleanup_module);
+module_exit(fmr2_exit);
 
 #ifndef MODULE
 
diff --git a/linux/drivers/media/radio/radio-terratec.c b/linux/drivers/media/radio/radio-terratec.c
index 1c2b4db2d..0bec5f7e2 100644
--- a/linux/drivers/media/radio/radio-terratec.c
+++ b/linux/drivers/media/radio/radio-terratec.c
@@ -27,17 +27,30 @@
 #include <linux/module.h>	/* Modules 			*/
 #include <linux/init.h>		/* Initdata			*/
 #include <linux/ioport.h>	/* request_region		*/
-#include <linux/delay.h>	/* udelay			*/
-#include <asm/io.h>		/* outb, outb_p			*/
-#include <asm/uaccess.h>	/* copy to/from user		*/
-#include "compat.h"
 #include <linux/videodev2.h>	/* kernel radio structs		*/
-#include <media/v4l2-common.h>
+#include <linux/mutex.h>
+#include <linux/version.h>      /* for KERNEL_VERSION MACRO     */
+#include <linux/io.h>		/* outb, outb_p			*/
+#include <media/v4l2-device.h>
 #include <media/v4l2-ioctl.h>
-#include <linux/spinlock.h>
+#include "compat.h"
 
-#include <linux/version.h>      /* for KERNEL_VERSION MACRO     */
-#define RADIO_VERSION KERNEL_VERSION(0,0,2)
+MODULE_AUTHOR("R.OFFERMANNS & others");
+MODULE_DESCRIPTION("A driver for the TerraTec ActiveRadio Standalone radio card.");
+MODULE_LICENSE("GPL");
+
+#ifndef CONFIG_RADIO_TERRATEC_PORT
+#define CONFIG_RADIO_TERRATEC_PORT 0x590
+#endif
+
+static int io = CONFIG_RADIO_TERRATEC_PORT;
+static int radio_nr = -1;
+
+module_param(io, int, 0);
+MODULE_PARM_DESC(io, "I/O address of the TerraTec ActiveRadio card (0x590 or 0x591)");
+module_param(radio_nr, int, 0);
+
+#define RADIO_VERSION KERNEL_VERSION(0, 0, 2)
 
 static struct v4l2_queryctrl radio_qctrl[] = {
 	{
@@ -58,13 +71,6 @@ static struct v4l2_queryctrl radio_qctrl[] = {
 	}
 };
 
-#ifndef CONFIG_RADIO_TERRATEC_PORT
-#define CONFIG_RADIO_TERRATEC_PORT 0x590
-#endif
-
-/**************** this ones are for the terratec *******************/
-#define BASEPORT 	0x590
-#define VOLPORT 	0x591
 #define WRT_DIS 	0x00
 #define CLK_OFF		0x00
 #define IIC_DATA	0x01
@@ -72,138 +78,124 @@ static struct v4l2_queryctrl radio_qctrl[] = {
 #define DATA		0x04
 #define CLK_ON 		0x08
 #define WRT_EN		0x10
-/*******************************************************************/
-
-static int io = CONFIG_RADIO_TERRATEC_PORT;
-static int radio_nr = -1;
-static spinlock_t lock;
 
-struct tt_device
+struct terratec
 {
-	unsigned long in_use;
-	int port;
+	struct v4l2_device v4l2_dev;
+	struct video_device vdev;
+	int io;
 	int curvol;
 	unsigned long curfreq;
 	int muted;
+	struct mutex lock;
 };
 
+static struct terratec terratec_card;
 
 /* local things */
 
-static void cardWriteVol(int volume)
+static void tt_write_vol(struct terratec *tt, int volume)
 {
 	int i;
-	volume = volume+(volume * 32); // change both channels
-	spin_lock(&lock);
-	for (i=0;i<8;i++)
-	{
-		if (volume & (0x80>>i))
-			outb(0x80, VOLPORT);
-		else outb(0x00, VOLPORT);
+
+	volume = volume + (volume * 32); /* change both channels */
+	mutex_lock(&tt->lock);
+	for (i = 0; i < 8; i++) {
+		if (volume & (0x80 >> i))
+			outb(0x80, tt->io + 1);
+		else
+			outb(0x00, tt->io + 1);
 	}
-	spin_unlock(&lock);
+	mutex_unlock(&tt->lock);
 }
 
 
 
-static void tt_mute(struct tt_device *dev)
+static void tt_mute(struct terratec *tt)
 {
-	dev->muted = 1;
-	cardWriteVol(0);
+	tt->muted = 1;
+	tt_write_vol(tt, 0);
 }
 
-static int tt_setvol(struct tt_device *dev, int vol)
+static int tt_setvol(struct terratec *tt, int vol)
 {
-
-//	printk(KERN_ERR "setvol called, vol = %d\n", vol);
-
-	if(vol == dev->curvol) {	/* requested volume = current */
-		if (dev->muted) {	/* user is unmuting the card  */
-			dev->muted = 0;
-			cardWriteVol(vol);	/* enable card */
+	if (vol == tt->curvol) {	/* requested volume = current */
+		if (tt->muted) {	/* user is unmuting the card  */
+			tt->muted = 0;
+			tt_write_vol(tt, vol);	/* enable card */
 		}
-
 		return 0;
 	}
 
-	if(vol == 0) {			/* volume = 0 means mute the card */
-		cardWriteVol(0);	/* "turn off card" by setting vol to 0 */
-		dev->curvol = vol;	/* track the volume state!	*/
+	if (vol == 0) {			/* volume = 0 means mute the card */
+		tt_write_vol(tt, 0);	/* "turn off card" by setting vol to 0 */
+		tt->curvol = vol;	/* track the volume state!	*/
 		return 0;
 	}
 
-	dev->muted = 0;
-
-	cardWriteVol(vol);
-
-	dev->curvol = vol;
-
+	tt->muted = 0;
+	tt_write_vol(tt, vol);
+	tt->curvol = vol;
 	return 0;
-
 }
 
 
 /* this is the worst part in this driver */
 /* many more or less strange things are going on here, but hey, it works :) */
 
-static int tt_setfreq(struct tt_device *dev, unsigned long freq1)
+static int tt_setfreq(struct terratec *tt, unsigned long freq1)
 {
 	int freq;
 	int i;
 	int p;
 	int  temp;
 	long rest;
-
 	unsigned char buffer[25];		/* we have to bit shift 25 registers */
-	freq = freq1/160;			/* convert the freq. to a nice to handle value */
-	for(i=24;i>-1;i--)
-		buffer[i]=0;
 
-	rest = freq*10+10700;		/* i once had understood what is going on here */
+	mutex_lock(&tt->lock);
+
+	tt->curfreq = freq1;
+
+	freq = freq1 / 160;			/* convert the freq. to a nice to handle value */
+	memset(buffer, 0, sizeof(buffer));
+
+	rest = freq * 10 + 10700;	/* I once had understood what is going on here */
 					/* maybe some wise guy (friedhelm?) can comment this stuff */
-	i=13;
-	p=10;
-	temp=102400;
-	while (rest!=0)
-	{
-		if (rest%temp  == rest)
+	i = 13;
+	p = 10;
+	temp = 102400;
+	while (rest != 0) {
+		if (rest % temp  == rest)
 			buffer[i] = 0;
-		else
-		{
+		else {
 			buffer[i] = 1;
-			rest = rest-temp;
+			rest = rest - temp;
 		}
 		i--;
 		p--;
-		temp = temp/2;
+		temp = temp / 2;
 	}
 
-	spin_lock(&lock);
-
-	for (i=24;i>-1;i--)			/* bit shift the values to the radiocard */
-	{
-		if (buffer[i]==1)
-		{
-			outb(WRT_EN|DATA, BASEPORT);
-			outb(WRT_EN|DATA|CLK_ON  , BASEPORT);
-			outb(WRT_EN|DATA, BASEPORT);
-		}
-		else
-		{
-			outb(WRT_EN|0x00, BASEPORT);
-			outb(WRT_EN|0x00|CLK_ON  , BASEPORT);
+	for (i = 24; i > -1; i--) {	/* bit shift the values to the radiocard */
+		if (buffer[i] == 1) {
+			outb(WRT_EN | DATA, tt->io);
+			outb(WRT_EN | DATA | CLK_ON, tt->io);
+			outb(WRT_EN | DATA, tt->io);
+		} else {
+			outb(WRT_EN | 0x00, tt->io);
+			outb(WRT_EN | 0x00 | CLK_ON, tt->io);
 		}
 	}
-	outb(0x00, BASEPORT);
+	outb(0x00, tt->io);
 
-	spin_unlock(&lock);
+	mutex_unlock(&tt->lock);
 
 	return 0;
 }
 
-static int tt_getsigstr(struct tt_device *dev)		/* TODO */
+static int tt_getsigstr(struct terratec *tt)
 {
-	if (inb(io) & 2)	/* bit set = no signal present	*/
+	if (inb(tt->io) & 2)	/* bit set = no signal present	*/
 		return 0;
 	return 1;		/* signal present		*/
 }
@@ -213,53 +205,50 @@ static int vidioc_querycap(struct file *file, void *priv,
 {
 	strlcpy(v->driver, "radio-terratec", sizeof(v->driver));
 	strlcpy(v->card, "ActiveRadio", sizeof(v->card));
-	sprintf(v->bus_info, "ISA");
+	strlcpy(v->bus_info, "ISA", sizeof(v->bus_info));
 	v->version = RADIO_VERSION;
-	v->capabilities = V4L2_CAP_TUNER;
+	v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO;
 	return 0;
 }
 
 static int vidioc_g_tuner(struct file *file, void *priv,
 					struct v4l2_tuner *v)
 {
-	struct tt_device *tt = video_drvdata(file);
+	struct terratec *tt = video_drvdata(file);
 
 	if (v->index > 0)
 		return -EINVAL;
 
-	strcpy(v->name, "FM");
+	strlcpy(v->name, "FM", sizeof(v->name));
 	v->type = V4L2_TUNER_RADIO;
-	v->rangelow = (87*16000);
-	v->rangehigh = (108*16000);
+	v->rangelow = 87 * 16000;
+	v->rangehigh = 108 * 16000;
 	v->rxsubchans = V4L2_TUNER_SUB_MONO;
 	v->capability = V4L2_TUNER_CAP_LOW;
 	v->audmode = V4L2_TUNER_MODE_MONO;
-	v->signal = 0xFFFF*tt_getsigstr(tt);
+	v->signal = 0xFFFF * tt_getsigstr(tt);
 	return 0;
 }
 
 static int vidioc_s_tuner(struct file *file, void *priv,
 					struct v4l2_tuner *v)
 {
-	if (v->index > 0)
-		return -EINVAL;
-	return 0;
+	return v->index ? -EINVAL : 0;
 }
 
 static int vidioc_s_frequency(struct file *file, void *priv,
 					struct v4l2_frequency *f)
 {
-	struct tt_device *tt = video_drvdata(file);
+	struct terratec *tt = video_drvdata(file);
 
-	tt->curfreq = f->frequency;
-	tt_setfreq(tt, tt->curfreq);
+	tt_setfreq(tt, f->frequency);
 	return 0;
 }
 
 static int vidioc_g_frequency(struct file *file, void *priv,
 					struct v4l2_frequency *f)
 {
-	struct tt_device *tt = video_drvdata(file);
+	struct terratec *tt = video_drvdata(file);
 
 	f->type = V4L2_TUNER_RADIO;
 	f->frequency = tt->curfreq;
@@ -273,8 +262,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
 
 	for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) {
 		if (qc->id && qc->id == radio_qctrl[i].id) {
-			memcpy(qc, &(radio_qctrl[i]),
-						sizeof(*qc));
+			memcpy(qc, &(radio_qctrl[i]), sizeof(*qc));
 			return 0;
 		}
 	}
@@ -284,7 +272,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
 static int vidioc_g_ctrl(struct file *file, void *priv,
 					struct v4l2_control *ctrl)
 {
-	struct tt_device *tt = video_drvdata(file);
+	struct terratec *tt = video_drvdata(file);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
@@ -303,7 +291,7 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
 static int vidioc_s_ctrl(struct file *file, void *priv,
 					struct v4l2_control *ctrl)
 {
-	struct tt_device *tt = video_drvdata(file);
+	struct terratec *tt = video_drvdata(file);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
@@ -319,17 +307,6 @@ static int vidioc_s_ctrl(struct file *file, void *priv,
 	return -EINVAL;
 }
 
-static int vidioc_g_audio(struct file *file, void *priv,
-					struct v4l2_audio *a)
-{
-	if (a->index > 1)
-		return -EINVAL;
-
-	strcpy(a->name, "Radio");
-	a->capability = V4L2_AUDCAP_STEREO;
-	return 0;
-}
-
 static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 {
 	*i = 0;
@@ -338,36 +315,38 @@ static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 
 static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
 {
-	if (i != 0)
-		return -EINVAL;
-	return 0;
+	return i ? -EINVAL : 0;
 }
 
-static int vidioc_s_audio(struct file *file, void *priv,
+static int vidioc_g_audio(struct file *file, void *priv,
 					struct v4l2_audio *a)
 {
-	if (a->index != 0)
-		return -EINVAL;
+	a->index = 0;
+	strlcpy(a->name, "Radio", sizeof(a->name));
+	a->capability = V4L2_AUDCAP_STEREO;
 	return 0;
 }
 
-static struct tt_device terratec_unit;
+static int vidioc_s_audio(struct file *file, void *priv,
+					struct v4l2_audio *a)
+{
+	return a->index ? -EINVAL : 0;
+}
 
-static int terratec_exclusive_open(struct file *file)
+static int terratec_open(struct file *file)
 {
-	return test_and_set_bit(0, &terratec_unit.in_use) ? -EBUSY : 0;
+	return 0;
 }
 
-static int terratec_exclusive_release(struct file *file)
+static int terratec_release(struct file *file)
 {
-	clear_bit(0, &terratec_unit.in_use);
 	return 0;
 }
 
 static const struct v4l2_file_operations terratec_fops = {
 	.owner		= THIS_MODULE,
-	.open           = terratec_exclusive_open,
-	.release        = terratec_exclusive_release,
+	.open           = terratec_open,
+	.release        = terratec_release,
 	.ioctl		= video_ioctl2,
 };
 
@@ -386,60 +365,63 @@ static const struct v4l2_ioctl_ops terratec_ioctl_ops = {
 	.vidioc_s_input     = vidioc_s_input,
 };
 
-static struct video_device terratec_radio = {
-	.name		= "TerraTec ActiveRadio",
-	.fops           = &terratec_fops,
-	.ioctl_ops 	= &terratec_ioctl_ops,
-	.release	= video_device_release_empty,
-};
-
 static int __init terratec_init(void)
 {
-	if(io==-1)
-	{
-		printk(KERN_ERR "You must set an I/O address with io=0x???\n");
+	struct terratec *tt = &terratec_card;
+	struct v4l2_device *v4l2_dev = &tt->v4l2_dev;
+	int res;
+
+	strlcpy(v4l2_dev->name, "terratec", sizeof(v4l2_dev->name));
+	tt->io = io;
+	if (tt->io == -1) {
+		v4l2_err(v4l2_dev, "you must set an I/O address with io=0x590 or 0x591\n");
 		return -EINVAL;
 	}
-	if (!request_region(io, 2, "terratec"))
-	{
-		printk(KERN_ERR "TerraTec: port 0x%x already in use\n", io);
+	if (!request_region(tt->io, 2, "terratec")) {
+		v4l2_err(v4l2_dev, "port 0x%x already in use\n", io);
 		return -EBUSY;
 	}
 
-	video_set_drvdata(&terratec_radio, &terratec_unit);
+	res = v4l2_device_register(NULL, v4l2_dev);
+	if (res < 0) {
+		release_region(tt->io, 2);
+		v4l2_err(v4l2_dev, "Could not register v4l2_device\n");
+		return res;
+	}
+
+	strlcpy(tt->vdev.name, v4l2_dev->name, sizeof(tt->vdev.name));
+	tt->vdev.v4l2_dev = v4l2_dev;
+	tt->vdev.fops = &terratec_fops;
+	tt->vdev.ioctl_ops = &terratec_ioctl_ops;
+	tt->vdev.release = video_device_release_empty;
+	video_set_drvdata(&tt->vdev, tt);
 
-	spin_lock_init(&lock);
+	mutex_init(&tt->lock);
 
-	if (video_register_device(&terratec_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
-		release_region(io,2);
+	if (video_register_device(&tt->vdev, VFL_TYPE_RADIO, radio_nr) < 0) {
+		v4l2_device_unregister(&tt->v4l2_dev);
+		release_region(tt->io, 2);
 		return -EINVAL;
 	}
 
-	printk(KERN_INFO "TERRATEC ActivRadio Standalone card driver.\n");
+	v4l2_info(v4l2_dev, "TERRATEC ActivRadio Standalone card driver.\n");
 
 	/* mute card - prevents noisy bootups */
-
-	/* this ensures that the volume is all the way down  */
-	cardWriteVol(0);
-	terratec_unit.curvol = 0;
-
+	tt_write_vol(tt, 0);
 	return 0;
 }
 
-MODULE_AUTHOR("R.OFFERMANNS & others");
-MODULE_DESCRIPTION("A driver for the TerraTec ActiveRadio Standalone radio card.");
-MODULE_LICENSE("GPL");
-module_param(io, int, 0);
-MODULE_PARM_DESC(io, "I/O address of the TerraTec ActiveRadio card (0x590 or 0x591)");
-module_param(radio_nr, int, 0);
-
-static void __exit terratec_cleanup_module(void)
+static void __exit terratec_exit(void)
 {
-	video_unregister_device(&terratec_radio);
-	release_region(io,2);
-	printk(KERN_INFO "TERRATEC ActivRadio Standalone card driver unloaded.\n");
+	struct terratec *tt = &terratec_card;
+	struct v4l2_device *v4l2_dev = &tt->v4l2_dev;
+
+	video_unregister_device(&tt->vdev);
+	v4l2_device_unregister(&tt->v4l2_dev);
+	release_region(tt->io, 2);
+	v4l2_info(v4l2_dev, "TERRATEC ActivRadio Standalone card driver unloaded.\n");
 }
 
 module_init(terratec_init);
-module_exit(terratec_cleanup_module);
+module_exit(terratec_exit);
 
diff --git a/linux/drivers/media/radio/radio-trust.c b/linux/drivers/media/radio/radio-trust.c
index 5ce7a9d1d..8b925adb5 100644
--- a/linux/drivers/media/radio/radio-trust.c
+++ b/linux/drivers/media/radio/radio-trust.c
@@ -19,50 +19,16 @@
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/ioport.h>
-#include <asm/io.h>
-#include <asm/uaccess.h>
-#include "compat.h"
+#include <linux/version.h>      /* for KERNEL_VERSION MACRO     */
 #include <linux/videodev2.h>
-#include <media/v4l2-common.h>
+#include <linux/io.h>
+#include <media/v4l2-device.h>
 #include <media/v4l2-ioctl.h>
+#include "compat.h"
 
-#include <linux/version.h>      /* for KERNEL_VERSION MACRO     */
-#define RADIO_VERSION KERNEL_VERSION(0,0,2)
-
-static struct v4l2_queryctrl radio_qctrl[] = {
-	{
-		.id            = V4L2_CID_AUDIO_MUTE,
-		.name          = "Mute",
-		.minimum       = 0,
-		.maximum       = 1,
-		.default_value = 1,
-		.type          = V4L2_CTRL_TYPE_BOOLEAN,
-	},{
-		.id            = V4L2_CID_AUDIO_VOLUME,
-		.name          = "Volume",
-		.minimum       = 0,
-		.maximum       = 65535,
-		.step          = 2048,
-		.default_value = 65535,
-		.type          = V4L2_CTRL_TYPE_INTEGER,
-	},{
-		.id            = V4L2_CID_AUDIO_BASS,
-		.name          = "Bass",
-		.minimum       = 0,
-		.maximum       = 65535,
-		.step          = 4370,
-		.default_value = 32768,
-		.type          = V4L2_CTRL_TYPE_INTEGER,
-	},{
-		.id            = V4L2_CID_AUDIO_TREBLE,
-		.name          = "Treble",
-		.minimum       = 0,
-		.maximum       = 65535,
-		.step          = 4370,
-		.default_value = 32768,
-		.type          = V4L2_CTRL_TYPE_INTEGER,
-	},
-};
+MODULE_AUTHOR("Eric Lammerts, Russell Kroll, Quay Lu, Donald Song, Jason Lewis, Scott McGrath, William McGrath");
+MODULE_DESCRIPTION("A driver for the Trust FM Radio card.");
+MODULE_LICENSE("GPL");
 
 /* acceptable ports: 0x350 (JP3 shorted), 0x358 (JP3 open) */
 
@@ -72,26 +38,41 @@ static struct v4l2_queryctrl radio_qctrl[] = {
 
 static int io = CONFIG_RADIO_TRUST_PORT;
 static int radio_nr = -1;
-static int ioval = 0xf;
-static __u16 curvol;
-static __u16 curbass;
-static __u16 curtreble;
-static unsigned long curfreq;
-static int curstereo;
-static int curmute;
-static unsigned long in_use;
+
+module_param(io, int, 0);
+MODULE_PARM_DESC(io, "I/O address of the Trust FM Radio card (0x350 or 0x358)");
+module_param(radio_nr, int, 0);
+
+#define RADIO_VERSION KERNEL_VERSION(0, 0, 2)
+
+struct trust {
+	struct v4l2_device v4l2_dev;
+	struct video_device vdev;
+	int io;
+	int ioval;
+	__u16 curvol;
+	__u16 curbass;
+	__u16 curtreble;
+	int muted;
+	unsigned long curfreq;
+	int curstereo;
+	int curmute;
+	struct mutex lock;
+};
+
+static struct trust trust_card;
 
 /* i2c addresses */
 #define TDA7318_ADDR 0x88
 #define TSA6060T_ADDR 0xc4
 
-#define TR_DELAY do { inb(io); inb(io); inb(io); } while(0)
-#define TR_SET_SCL outb(ioval |= 2, io)
-#define TR_CLR_SCL outb(ioval &= 0xfd, io)
-#define TR_SET_SDA outb(ioval |= 1, io)
-#define TR_CLR_SDA outb(ioval &= 0xfe, io)
+#define TR_DELAY do { inb(tr->io); inb(tr->io); inb(tr->io); } while (0)
+#define TR_SET_SCL outb(tr->ioval |= 2, tr->io)
+#define TR_CLR_SCL outb(tr->ioval &= 0xfd, tr->io)
+#define TR_SET_SDA outb(tr->ioval |= 1, tr->io)
+#define TR_CLR_SDA outb(tr->ioval &= 0xfe, tr->io)
 
-static void write_i2c(int n, ...)
+static void write_i2c(struct trust *tr, int n, ...)
 {
 	unsigned char val, mask;
 	va_list args;
@@ -137,62 +118,77 @@ static void write_i2c(int n, ...)
 	va_end(args);
 }
 
-static void tr_setvol(__u16 vol)
+static void tr_setvol(struct trust *tr, __u16 vol)
 {
-	curvol = vol / 2048;
-	write_i2c(2, TDA7318_ADDR, curvol ^ 0x1f);
+	mutex_lock(&tr->lock);
+	tr->curvol = vol / 2048;
+	write_i2c(tr, 2, TDA7318_ADDR, tr->curvol ^ 0x1f);
+	mutex_unlock(&tr->lock);
 }
 
 static int basstreble2chip[15] = {
 	0, 1, 2, 3, 4, 5, 6, 7, 14, 13, 12, 11, 10, 9, 8
 };
 
-static void tr_setbass(__u16 bass)
+static void tr_setbass(struct trust *tr, __u16 bass)
 {
-	curbass = bass / 4370;
-	write_i2c(2, TDA7318_ADDR, 0x60 | basstreble2chip[curbass]);
+	mutex_lock(&tr->lock);
+	tr->curbass = bass / 4370;
+	write_i2c(tr, 2, TDA7318_ADDR, 0x60 | basstreble2chip[tr->curbass]);
+	mutex_unlock(&tr->lock);
 }
 
-static void tr_settreble(__u16 treble)
+static void tr_settreble(struct trust *tr, __u16 treble)
 {
-	curtreble = treble / 4370;
-	write_i2c(2, TDA7318_ADDR, 0x70 | basstreble2chip[curtreble]);
+	mutex_lock(&tr->lock);
+	tr->curtreble = treble / 4370;
+	write_i2c(tr, 2, TDA7318_ADDR, 0x70 | basstreble2chip[tr->curtreble]);
+	mutex_unlock(&tr->lock);
 }
 
-static void tr_setstereo(int stereo)
+static void tr_setstereo(struct trust *tr, int stereo)
 {
-	curstereo = !!stereo;
-	ioval = (ioval & 0xfb) | (!curstereo << 2);
-	outb(ioval, io);
+	mutex_lock(&tr->lock);
+	tr->curstereo = !!stereo;
+	tr->ioval = (tr->ioval & 0xfb) | (!tr->curstereo << 2);
+	outb(tr->ioval, tr->io);
+	mutex_unlock(&tr->lock);
 }
 
-static void tr_setmute(int mute)
+static void tr_setmute(struct trust *tr, int mute)
 {
-	curmute = !!mute;
-	ioval = (ioval & 0xf7) | (curmute << 3);
-	outb(ioval, io);
+	mutex_lock(&tr->lock);
+	tr->curmute = !!mute;
+	tr->ioval = (tr->ioval & 0xf7) | (tr->curmute << 3);
+	outb(tr->ioval, tr->io);
+	mutex_unlock(&tr->lock);
 }
 
-static int tr_getsigstr(void)
+static int tr_getsigstr(struct trust *tr)
 {
 	int i, v;
 
-	for(i = 0, v = 0; i < 100; i++) v |= inb(io);
-	return (v & 1)? 0 : 0xffff;
+	mutex_lock(&tr->lock);
+	for (i = 0, v = 0; i < 100; i++)
+		v |= inb(tr->io);
+	mutex_unlock(&tr->lock);
+	return (v & 1) ? 0 : 0xffff;
 }
 
-static int tr_getstereo(void)
+static int tr_getstereo(struct trust *tr)
 {
 	/* don't know how to determine it, just return the setting */
-	return curstereo;
+	return tr->curstereo;
 }
 
-static void tr_setfreq(unsigned long f)
+static void tr_setfreq(struct trust *tr, unsigned long f)
 {
+	mutex_lock(&tr->lock);
+	tr->curfreq = f;
 	f /= 160;	/* Convert to 10 kHz units	*/
-	f += 1070;	/* Add 10.7 MHz IF			*/
-
-	write_i2c(5, TSA6060T_ADDR, (f << 1) | 1, f >> 7, 0x60 | ((f >> 15) & 1), 0);
+	f += 1070;	/* Add 10.7 MHz IF		*/
+	write_i2c(tr, 5, TSA6060T_ADDR, (f << 1) | 1, f >> 7, 0x60 | ((f >> 15) & 1), 0);
+	mutex_unlock(&tr->lock);
 }
 
 static int vidioc_querycap(struct file *file, void *priv,
@@ -200,68 +196,75 @@ static int vidioc_querycap(struct file *file, void *priv,
 {
 	strlcpy(v->driver, "radio-trust", sizeof(v->driver));
 	strlcpy(v->card, "Trust FM Radio", sizeof(v->card));
-	sprintf(v->bus_info, "ISA");
+	strlcpy(v->bus_info, "ISA", sizeof(v->bus_info));
 	v->version = RADIO_VERSION;
-	v->capabilities = V4L2_CAP_TUNER;
+	v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO;
 	return 0;
 }
 
 static int vidioc_g_tuner(struct file *file, void *priv,
 				struct v4l2_tuner *v)
 {
+	struct trust *tr = video_drvdata(file);
+
 	if (v->index > 0)
 		return -EINVAL;
 
-	strcpy(v->name, "FM");
+	strlcpy(v->name, "FM", sizeof(v->name));
 	v->type = V4L2_TUNER_RADIO;
-	v->rangelow = (87.5*16000);
-	v->rangehigh = (108*16000);
-	v->rxsubchans = V4L2_TUNER_SUB_MONO|V4L2_TUNER_SUB_STEREO;
+	v->rangelow = 87.5 * 16000;
+	v->rangehigh = 108 * 16000;
+	v->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO;
 	v->capability = V4L2_TUNER_CAP_LOW;
-	if (tr_getstereo())
+	if (tr_getstereo(tr))
 		v->audmode = V4L2_TUNER_MODE_STEREO;
 	else
 		v->audmode = V4L2_TUNER_MODE_MONO;
-	v->signal = tr_getsigstr();
+	v->signal = tr_getsigstr(tr);
 	return 0;
 }
 
 static int vidioc_s_tuner(struct file *file, void *priv,
 				struct v4l2_tuner *v)
 {
-	if (v->index > 0)
-		return -EINVAL;
+	struct trust *tr = video_drvdata(file);
 
+	if (v->index)
+		return -EINVAL;
+	tr_setstereo(tr, v->audmode == V4L2_TUNER_MODE_STEREO);
 	return 0;
 }
 
 static int vidioc_s_frequency(struct file *file, void *priv,
 				struct v4l2_frequency *f)
 {
-	curfreq = f->frequency;
-	tr_setfreq(curfreq);
+	struct trust *tr = video_drvdata(file);
+
+	tr_setfreq(tr, f->frequency);
 	return 0;
 }
 
 static int vidioc_g_frequency(struct file *file, void *priv,
 				struct v4l2_frequency *f)
 {
+	struct trust *tr = video_drvdata(file);
+
 	f->type = V4L2_TUNER_RADIO;
-	f->frequency = curfreq;
+	f->frequency = tr->curfreq;
 	return 0;
 }
 
 static int vidioc_queryctrl(struct file *file, void *priv,
 				struct v4l2_queryctrl *qc)
 {
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) {
-		if (qc->id && qc->id == radio_qctrl[i].id) {
-			memcpy(qc, &(radio_qctrl[i]),
-						sizeof(*qc));
-			return 0;
-		}
+	switch (qc->id) {
+	case V4L2_CID_AUDIO_MUTE:
+		return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1);
+	case V4L2_CID_AUDIO_VOLUME:
+		return v4l2_ctrl_query_fill(qc, 0, 65535, 2048, 65535);
+	case V4L2_CID_AUDIO_BASS:
+	case V4L2_CID_AUDIO_TREBLE:
+		return v4l2_ctrl_query_fill(qc, 0, 65535, 4370, 32768);
 	}
 	return -EINVAL;
 }
@@ -269,18 +272,20 @@ static int vidioc_queryctrl(struct file *file, void *priv,
 static int vidioc_g_ctrl(struct file *file, void *priv,
 				struct v4l2_control *ctrl)
 {
+	struct trust *tr = video_drvdata(file);
+
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
-		ctrl->value = curmute;
+		ctrl->value = tr->curmute;
 		return 0;
 	case V4L2_CID_AUDIO_VOLUME:
-		ctrl->value = curvol * 2048;
+		ctrl->value = tr->curvol * 2048;
 		return 0;
 	case V4L2_CID_AUDIO_BASS:
-		ctrl->value = curbass * 4370;
+		ctrl->value = tr->curbass * 4370;
 		return 0;
 	case V4L2_CID_AUDIO_TREBLE:
-		ctrl->value = curtreble * 4370;
+		ctrl->value = tr->curtreble * 4370;
 		return 0;
 	}
 	return -EINVAL;
@@ -289,37 +294,25 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
 static int vidioc_s_ctrl(struct file *file, void *priv,
 				struct v4l2_control *ctrl)
 {
+	struct trust *tr = video_drvdata(file);
+
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
-		tr_setmute(ctrl->value);
+		tr_setmute(tr, ctrl->value);
 		return 0;
 	case V4L2_CID_AUDIO_VOLUME:
-		tr_setvol(ctrl->value);
+		tr_setvol(tr, ctrl->value);
 		return 0;
 	case V4L2_CID_AUDIO_BASS:
-		tr_setbass(ctrl->value);
+		tr_setbass(tr, ctrl->value);
 		return 0;
 	case V4L2_CID_AUDIO_TREBLE:
-		tr_settreble(ctrl->value);
+		tr_settreble(tr, ctrl->value);
 		return 0;
 	}
-#if 0 /* Should implement mono/stereo on V4L2 */
-			tr_setstereo(v->mode & VIDEO_SOUND_STEREO);
-#endif
 	return -EINVAL;
 }
 
-static int vidioc_g_audio(struct file *file, void *priv,
-				struct v4l2_audio *a)
-{
-	if (a->index > 1)
-		return -EINVAL;
-
-	strcpy(a->name, "Radio");
-	a->capability = V4L2_AUDCAP_STEREO;
-	return 0;
-}
-
 static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 {
 	*i = 0;
@@ -328,34 +321,38 @@ static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 
 static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
 {
-	if (i != 0)
-		return -EINVAL;
+	return i ? -EINVAL : 0;
+}
+
+static int vidioc_g_audio(struct file *file, void *priv,
+				struct v4l2_audio *a)
+{
+	a->index = 0;
+	strlcpy(a->name, "Radio", sizeof(a->name));
+	a->capability = V4L2_AUDCAP_STEREO;
 	return 0;
 }
 
 static int vidioc_s_audio(struct file *file, void *priv,
 				struct v4l2_audio *a)
 {
-	if (a->index != 0)
-		return -EINVAL;
-	return 0;
+	return a->index ? -EINVAL : 0;
 }
 
-static int trust_exclusive_open(struct file *file)
+static int trust_open(struct file *file)
 {
-	return test_and_set_bit(0, &in_use) ? -EBUSY : 0;
+	return 0;
 }
 
-static int trust_exclusive_release(struct file *file)
+static int trust_release(struct file *file)
 {
-	clear_bit(0, &in_use);
 	return 0;
 }
 
 static const struct v4l2_file_operations trust_fops = {
 	.owner		= THIS_MODULE,
-	.open           = trust_exclusive_open,
-	.release        = trust_exclusive_release,
+	.open           = trust_open,
+	.release        = trust_release,
 	.ioctl		= video_ioctl2,
 };
 
@@ -374,59 +371,72 @@ static const struct v4l2_ioctl_ops trust_ioctl_ops = {
 	.vidioc_s_input     = vidioc_s_input,
 };
 
-static struct video_device trust_radio = {
-	.name		= "Trust FM Radio",
-	.fops           = &trust_fops,
-	.ioctl_ops 	= &trust_ioctl_ops,
-	.release	= video_device_release_empty,
-};
-
 static int __init trust_init(void)
 {
-	if(io == -1) {
-		printk(KERN_ERR "You must set an I/O address with io=0x???\n");
+	struct trust *tr = &trust_card;
+	struct v4l2_device *v4l2_dev = &tr->v4l2_dev;
+	int res;
+
+	strlcpy(v4l2_dev->name, "trust", sizeof(v4l2_dev->name));
+	tr->io = io;
+	tr->ioval = 0xf;
+	mutex_init(&tr->lock);
+
+	if (tr->io == -1) {
+		v4l2_err(v4l2_dev, "You must set an I/O address with io=0x0x350 or 0x358\n");
 		return -EINVAL;
 	}
-	if(!request_region(io, 2, "Trust FM Radio")) {
-		printk(KERN_ERR "trust: port 0x%x already in use\n", io);
+	if (!request_region(tr->io, 2, "Trust FM Radio")) {
+		v4l2_err(v4l2_dev, "port 0x%x already in use\n", tr->io);
 		return -EBUSY;
 	}
-	if (video_register_device(&trust_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
-		release_region(io, 2);
+
+	res = v4l2_device_register(NULL, v4l2_dev);
+	if (res < 0) {
+		release_region(tr->io, 2);
+		v4l2_err(v4l2_dev, "Could not register v4l2_device\n");
+		return res;
+	}
+
+	strlcpy(tr->vdev.name, v4l2_dev->name, sizeof(tr->vdev.name));
+	tr->vdev.v4l2_dev = v4l2_dev;
+	tr->vdev.fops = &trust_fops;
+	tr->vdev.ioctl_ops = &trust_ioctl_ops;
+	tr->vdev.release = video_device_release_empty;
+	video_set_drvdata(&tr->vdev, tr);
+
+	if (video_register_device(&tr->vdev, VFL_TYPE_RADIO, radio_nr) < 0) {
+		v4l2_device_unregister(v4l2_dev);
+		release_region(tr->io, 2);
 		return -EINVAL;
 	}
 
-	printk(KERN_INFO "Trust FM Radio card driver v1.0.\n");
+	v4l2_info(v4l2_dev, "Trust FM Radio card driver v1.0.\n");
 
-	write_i2c(2, TDA7318_ADDR, 0x80);	/* speaker att. LF = 0 dB */
-	write_i2c(2, TDA7318_ADDR, 0xa0);	/* speaker att. RF = 0 dB */
-	write_i2c(2, TDA7318_ADDR, 0xc0);	/* speaker att. LR = 0 dB */
-	write_i2c(2, TDA7318_ADDR, 0xe0);	/* speaker att. RR = 0 dB */
-	write_i2c(2, TDA7318_ADDR, 0x40);	/* stereo 1 input, gain = 18.75 dB */
+	write_i2c(tr, 2, TDA7318_ADDR, 0x80);	/* speaker att. LF = 0 dB */
+	write_i2c(tr, 2, TDA7318_ADDR, 0xa0);	/* speaker att. RF = 0 dB */
+	write_i2c(tr, 2, TDA7318_ADDR, 0xc0);	/* speaker att. LR = 0 dB */
+	write_i2c(tr, 2, TDA7318_ADDR, 0xe0);	/* speaker att. RR = 0 dB */
+	write_i2c(tr, 2, TDA7318_ADDR, 0x40);	/* stereo 1 input, gain = 18.75 dB */
 
-	tr_setvol(0x8000);
-	tr_setbass(0x8000);
-	tr_settreble(0x8000);
-	tr_setstereo(1);
+	tr_setvol(tr, 0xffff);
+	tr_setbass(tr, 0x8000);
+	tr_settreble(tr, 0x8000);
+	tr_setstereo(tr, 1);
 
 	/* mute card - prevents noisy bootups */
-	tr_setmute(1);
+	tr_setmute(tr, 1);
 
 	return 0;
 }
 
-MODULE_AUTHOR("Eric Lammerts, Russell Kroll, Quay Lu, Donald Song, Jason Lewis, Scott McGrath, William McGrath");
-MODULE_DESCRIPTION("A driver for the Trust FM Radio card.");
-MODULE_LICENSE("GPL");
-
-module_param(io, int, 0);
-MODULE_PARM_DESC(io, "I/O address of the Trust FM Radio card (0x350 or 0x358)");
-module_param(radio_nr, int, 0);
-
 static void __exit cleanup_trust_module(void)
 {
-	video_unregister_device(&trust_radio);
-	release_region(io, 2);
+	struct trust *tr = &trust_card;
+
+	video_unregister_device(&tr->vdev);
+	v4l2_device_unregister(&tr->v4l2_dev);
+	release_region(tr->io, 2);
 }
 
 module_init(trust_init);
diff --git a/linux/drivers/media/radio/radio-typhoon.c b/linux/drivers/media/radio/radio-typhoon.c
index bf812fbb5..98e4ce142 100644
--- a/linux/drivers/media/radio/radio-typhoon.c
+++ b/linux/drivers/media/radio/radio-typhoon.c
@@ -34,38 +34,16 @@
 #include <linux/module.h>	/* Modules                        */
 #include <linux/init.h>		/* Initdata                       */
 #include <linux/ioport.h>	/* request_region		  */
-#include <linux/proc_fs.h>	/* radio card status report	  */
-#include <linux/seq_file.h>
-#include <asm/io.h>		/* outb, outb_p                   */
-#include <asm/uaccess.h>	/* copy to/from user              */
-#include "compat.h"
+#include <linux/version.h>      /* for KERNEL_VERSION MACRO     */
 #include <linux/videodev2.h>	/* kernel radio structs           */
-#include <media/v4l2-common.h>
+#include <linux/io.h>		/* outb, outb_p                   */
+#include <media/v4l2-device.h>
 #include <media/v4l2-ioctl.h>
+#include "compat.h"
 
-#include <linux/version.h>      /* for KERNEL_VERSION MACRO     */
-#define RADIO_VERSION KERNEL_VERSION(0,1,1)
-#define BANNER "Typhoon Radio Card driver v0.1.1\n"
-
-static struct v4l2_queryctrl radio_qctrl[] = {
-	{
-		.id            = V4L2_CID_AUDIO_MUTE,
-		.name          = "Mute",
-		.minimum       = 0,
-		.maximum       = 1,
-		.default_value = 1,
-		.type          = V4L2_CTRL_TYPE_BOOLEAN,
-	},{
-		.id            = V4L2_CID_AUDIO_VOLUME,
-		.name          = "Volume",
-		.minimum       = 0,
-		.maximum       = 65535,
-		.step          = 1<<14,
-		.default_value = 0xff,
-		.type          = V4L2_CTRL_TYPE_INTEGER,
-	}
-};
-
+MODULE_AUTHOR("Dr. Henrik Seidel");
+MODULE_DESCRIPTION("A driver for the Typhoon radio card (a.k.a. EcoRadio).");
+MODULE_LICENSE("GPL");
 
 #ifndef CONFIG_RADIO_TYPHOON_PORT
 #define CONFIG_RADIO_TYPHOON_PORT -1
@@ -75,13 +53,26 @@ static struct v4l2_queryctrl radio_qctrl[] = {
 #define CONFIG_RADIO_TYPHOON_MUTEFREQ 0
 #endif
 
-#ifndef CONFIG_PROC_FS
-#undef CONFIG_RADIO_TYPHOON_PROC_FS
-#endif
+static int io = CONFIG_RADIO_TYPHOON_PORT;
+static int radio_nr = -1;
+
+module_param(io, int, 0);
+MODULE_PARM_DESC(io, "I/O address of the Typhoon card (0x316 or 0x336)");
+
+module_param(radio_nr, int, 0);
+
+static unsigned long mutefreq = CONFIG_RADIO_TYPHOON_MUTEFREQ;
+module_param(mutefreq, ulong, 0);
+MODULE_PARM_DESC(mutefreq, "Frequency used when muting the card (in kHz)");
+
+#define RADIO_VERSION KERNEL_VERSION(0, 1, 1)
+
+#define BANNER "Typhoon Radio Card driver v0.1.1\n"
 
-struct typhoon_device {
-	unsigned long in_use;
-	int iobase;
+struct typhoon {
+	struct v4l2_device v4l2_dev;
+	struct video_device vdev;
+	int io;
 	int curvol;
 	int muted;
 	unsigned long curfreq;
@@ -89,25 +80,19 @@ struct typhoon_device {
 	struct mutex lock;
 };
 
-static void typhoon_setvol_generic(struct typhoon_device *dev, int vol);
-static int typhoon_setfreq_generic(struct typhoon_device *dev,
-				   unsigned long frequency);
-static int typhoon_setfreq(struct typhoon_device *dev, unsigned long frequency);
-static void typhoon_mute(struct typhoon_device *dev);
-static void typhoon_unmute(struct typhoon_device *dev);
-static int typhoon_setvol(struct typhoon_device *dev, int vol);
+static struct typhoon typhoon_card;
 
-static void typhoon_setvol_generic(struct typhoon_device *dev, int vol)
+static void typhoon_setvol_generic(struct typhoon *dev, int vol)
 {
 	mutex_lock(&dev->lock);
 	vol >>= 14;				/* Map 16 bit to 2 bit */
 	vol &= 3;
-	outb_p(vol / 2, dev->iobase);		/* Set the volume, high bit. */
-	outb_p(vol % 2, dev->iobase + 2);	/* Set the volume, low bit. */
+	outb_p(vol / 2, dev->io);		/* Set the volume, high bit. */
+	outb_p(vol % 2, dev->io + 2);	/* Set the volume, low bit. */
 	mutex_unlock(&dev->lock);
 }
 
-static int typhoon_setfreq_generic(struct typhoon_device *dev,
+static int typhoon_setfreq_generic(struct typhoon *dev,
 				   unsigned long frequency)
 {
 	unsigned long outval;
@@ -131,22 +116,22 @@ static int typhoon_setfreq_generic(struct typhoon_device *dev,
 	outval -= (10 * x * x + 10433) / 20866;
 	outval += 4 * x - 11505;
 
-	outb_p((outval >> 8) & 0x01, dev->iobase + 4);
-	outb_p(outval >> 9, dev->iobase + 6);
-	outb_p(outval & 0xff, dev->iobase + 8);
+	outb_p((outval >> 8) & 0x01, dev->io + 4);
+	outb_p(outval >> 9, dev->io + 6);
+	outb_p(outval & 0xff, dev->io + 8);
 	mutex_unlock(&dev->lock);
 
 	return 0;
 }
 
-static int typhoon_setfreq(struct typhoon_device *dev, unsigned long frequency)
+static int typhoon_setfreq(struct typhoon *dev, unsigned long frequency)
 {
 	typhoon_setfreq_generic(dev, frequency);
 	dev->curfreq = frequency;
 	return 0;
 }
 
-static void typhoon_mute(struct typhoon_device *dev)
+static void typhoon_mute(struct typhoon *dev)
 {
 	if (dev->muted == 1)
 		return;
@@ -155,7 +140,7 @@ static void typhoon_mute(struct typhoon_device *dev)
 	dev->muted = 1;
 }
 
-static void typhoon_unmute(struct typhoon_device *dev)
+static void typhoon_unmute(struct typhoon *dev)
 {
 	if (dev->muted == 0)
 		return;
@@ -164,7 +149,7 @@ static void typhoon_unmute(struct typhoon_device *dev)
 	dev->muted = 0;
 }
 
-static int typhoon_setvol(struct typhoon_device *dev, int vol)
+static int typhoon_setvol(struct typhoon *dev, int vol)
 {
 	if (dev->muted && vol != 0) {	/* user is unmuting the card */
 		dev->curvol = vol;
@@ -189,9 +174,9 @@ static int vidioc_querycap(struct file *file, void  *priv,
 {
 	strlcpy(v->driver, "radio-typhoon", sizeof(v->driver));
 	strlcpy(v->card, "Typhoon Radio", sizeof(v->card));
-	sprintf(v->bus_info, "ISA");
+	strlcpy(v->bus_info, "ISA", sizeof(v->bus_info));
 	v->version = RADIO_VERSION;
-	v->capabilities = V4L2_CAP_TUNER;
+	v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO;
 	return 0;
 }
 
@@ -201,10 +186,10 @@ static int vidioc_g_tuner(struct file *file, void *priv,
 	if (v->index > 0)
 		return -EINVAL;
 
-	strcpy(v->name, "FM");
+	strlcpy(v->name, "FM", sizeof(v->name));
 	v->type = V4L2_TUNER_RADIO;
-	v->rangelow = (87.5*16000);
-	v->rangehigh = (108*16000);
+	v->rangelow = 87.5 * 16000;
+	v->rangehigh = 108 * 16000;
 	v->rxsubchans = V4L2_TUNER_SUB_MONO;
 	v->capability = V4L2_TUNER_CAP_LOW;
 	v->audmode = V4L2_TUNER_MODE_MONO;
@@ -215,44 +200,37 @@ static int vidioc_g_tuner(struct file *file, void *priv,
 static int vidioc_s_tuner(struct file *file, void *priv,
 					struct v4l2_tuner *v)
 {
-	if (v->index > 0)
-		return -EINVAL;
-
-	return 0;
+	return v->index ? -EINVAL : 0;
 }
 
-static int vidioc_s_frequency(struct file *file, void *priv,
+static int vidioc_g_frequency(struct file *file, void *priv,
 					struct v4l2_frequency *f)
 {
-	struct typhoon_device *typhoon = video_drvdata(file);
+	struct typhoon *dev = video_drvdata(file);
 
-	typhoon->curfreq = f->frequency;
-	typhoon_setfreq(typhoon, typhoon->curfreq);
+	f->type = V4L2_TUNER_RADIO;
+	f->frequency = dev->curfreq;
 	return 0;
 }
 
-static int vidioc_g_frequency(struct file *file, void *priv,
+static int vidioc_s_frequency(struct file *file, void *priv,
 					struct v4l2_frequency *f)
 {
-	struct typhoon_device *typhoon = video_drvdata(file);
-
-	f->type = V4L2_TUNER_RADIO;
-	f->frequency = typhoon->curfreq;
+	struct typhoon *dev = video_drvdata(file);
 
+	dev->curfreq = f->frequency;
+	typhoon_setfreq(dev, dev->curfreq);
 	return 0;
 }
 
 static int vidioc_queryctrl(struct file *file, void *priv,
 					struct v4l2_queryctrl *qc)
 {
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) {
-		if (qc->id && qc->id == radio_qctrl[i].id) {
-			memcpy(qc, &(radio_qctrl[i]),
-						sizeof(*qc));
-			return 0;
-		}
+	switch (qc->id) {
+	case V4L2_CID_AUDIO_MUTE:
+		return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1);
+	case V4L2_CID_AUDIO_VOLUME:
+		return v4l2_ctrl_query_fill(qc, 0, 65535, 16384, 65535);
 	}
 	return -EINVAL;
 }
@@ -260,14 +238,14 @@ static int vidioc_queryctrl(struct file *file, void *priv,
 static int vidioc_g_ctrl(struct file *file, void *priv,
 					struct v4l2_control *ctrl)
 {
-	struct typhoon_device *typhoon = video_drvdata(file);
+	struct typhoon *dev = video_drvdata(file);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
-		ctrl->value = typhoon->muted;
+		ctrl->value = dev->muted;
 		return 0;
 	case V4L2_CID_AUDIO_VOLUME:
-		ctrl->value = typhoon->curvol;
+		ctrl->value = dev->curvol;
 		return 0;
 	}
 	return -EINVAL;
@@ -276,33 +254,22 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
 static int vidioc_s_ctrl (struct file *file, void *priv,
 					struct v4l2_control *ctrl)
 {
-	struct typhoon_device *typhoon = video_drvdata(file);
+	struct typhoon *dev = video_drvdata(file);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
 		if (ctrl->value)
-			typhoon_mute(typhoon);
+			typhoon_mute(dev);
 		else
-			typhoon_unmute(typhoon);
+			typhoon_unmute(dev);
 		return 0;
 	case V4L2_CID_AUDIO_VOLUME:
-		typhoon_setvol(typhoon, ctrl->value);
+		typhoon_setvol(dev, ctrl->value);
 		return 0;
 	}
 	return -EINVAL;
 }
 
-static int vidioc_g_audio(struct file *file, void *priv,
-					struct v4l2_audio *a)
-{
-	if (a->index > 1)
-		return -EINVAL;
-
-	strcpy(a->name, "Radio");
-	a->capability = V4L2_AUDCAP_STEREO;
-	return 0;
-}
-
 static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 {
 	*i = 0;
@@ -311,45 +278,62 @@ static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 
 static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
 {
-	if (i != 0)
-		return -EINVAL;
+	return i ? -EINVAL : 0;
+}
+
+static int vidioc_g_audio(struct file *file, void *priv,
+					struct v4l2_audio *a)
+{
+	a->index = 0;
+	strlcpy(a->name, "Radio", sizeof(a->name));
+	a->capability = V4L2_AUDCAP_STEREO;
 	return 0;
 }
 
 static int vidioc_s_audio(struct file *file, void *priv,
 					struct v4l2_audio *a)
 {
-	if (a->index != 0)
-		return -EINVAL;
-	return 0;
+	return a->index ? -EINVAL : 0;
 }
 
-static struct typhoon_device typhoon_unit =
+static int vidioc_log_status(struct file *file, void *priv)
 {
-	.iobase		= CONFIG_RADIO_TYPHOON_PORT,
-	.curfreq	= CONFIG_RADIO_TYPHOON_MUTEFREQ,
-	.mutefreq	= CONFIG_RADIO_TYPHOON_MUTEFREQ,
-};
+	struct typhoon *dev = video_drvdata(file);
+	struct v4l2_device *v4l2_dev = &dev->v4l2_dev;
+
+	v4l2_info(v4l2_dev, BANNER);
+#ifdef MODULE
+	v4l2_info(v4l2_dev, "Load type: Driver loaded as a module\n\n");
+#else
+	v4l2_info(v4l2_dev, "Load type: Driver compiled into kernel\n\n");
+#endif
+	v4l2_info(v4l2_dev, "frequency = %lu kHz\n", dev->curfreq >> 4);
+	v4l2_info(v4l2_dev, "volume = %d\n", dev->curvol);
+	v4l2_info(v4l2_dev, "mute = %s\n", dev->muted ?  "on" : "off");
+	v4l2_info(v4l2_dev, "io = 0x%x\n", dev->io);
+	v4l2_info(v4l2_dev, "mute frequency = %lu kHz\n", dev->mutefreq >> 4);
+	return 0;
+}
 
-static int typhoon_exclusive_open(struct file *file)
+static int typhoon_open(struct file *file)
 {
-	return test_and_set_bit(0, &typhoon_unit.in_use) ? -EBUSY : 0;
+	return 0;
 }
 
-static int typhoon_exclusive_release(struct file *file)
+static int typhoon_release(struct file *file)
 {
-	clear_bit(0, &typhoon_unit.in_use);
 	return 0;
 }
 
 static const struct v4l2_file_operations typhoon_fops = {
 	.owner		= THIS_MODULE,
-	.open           = typhoon_exclusive_open,
-	.release        = typhoon_exclusive_release,
+	.open           = typhoon_open,
+	.release        = typhoon_release,
 	.ioctl		= video_ioctl2,
 };
 
 static const struct v4l2_ioctl_ops typhoon_ioctl_ops = {
+	.vidioc_log_status  = vidioc_log_status,
 	.vidioc_querycap    = vidioc_querycap,
 	.vidioc_g_tuner     = vidioc_g_tuner,
 	.vidioc_s_tuner     = vidioc_s_tuner,
@@ -364,125 +348,72 @@ static const struct v4l2_ioctl_ops typhoon_ioctl_ops = {
 	.vidioc_s_ctrl      = vidioc_s_ctrl,
 };
 
-static struct video_device typhoon_radio = {
-	.name		= "Typhoon Radio",
-	.fops           = &typhoon_fops,
-	.ioctl_ops 	= &typhoon_ioctl_ops,
-	.release	= video_device_release_empty,
-};
-
-#ifdef CONFIG_RADIO_TYPHOON_PROC_FS
-
-static int typhoon_proc_show(struct seq_file *m, void *v)
-{
-	#ifdef MODULE
-	    #define MODULEPROCSTRING "Driver loaded as a module"
-	#else
-	    #define MODULEPROCSTRING "Driver compiled into kernel"
-	#endif
-
-	seq_puts(m, BANNER);
-	seq_puts(m, "Load type: " MODULEPROCSTRING "\n\n");
-	seq_printf(m, "frequency = %lu kHz\n",
-		typhoon_unit.curfreq >> 4);
-	seq_printf(m, "volume = %d\n", typhoon_unit.curvol);
-	seq_printf(m, "mute = %s\n", typhoon_unit.muted ?
-		"on" : "off");
-	seq_printf(m, "iobase = 0x%x\n", typhoon_unit.iobase);
-	seq_printf(m, "mute frequency = %lu kHz\n",
-		typhoon_unit.mutefreq >> 4);
-	return 0;
-}
-
-static int typhoon_proc_open(struct inode *inode, struct file *file)
+static int __init typhoon_init(void)
 {
-	return single_open(file, typhoon_proc_show, NULL);
-}
+	struct typhoon *dev = &typhoon_card;
+	struct v4l2_device *v4l2_dev = &dev->v4l2_dev;
+	int res;
 
-static const struct file_operations typhoon_proc_fops = {
-	.owner		= THIS_MODULE,
-	.open		= typhoon_proc_open,
-	.read		= seq_read,
-	.llseek		= seq_lseek,
-	.release	= single_release,
-};
-#endif /* CONFIG_RADIO_TYPHOON_PROC_FS */
+	strlcpy(v4l2_dev->name, "typhoon", sizeof(v4l2_dev->name));
+	dev->io = io;
+	dev->curfreq = dev->mutefreq = mutefreq;
 
-MODULE_AUTHOR("Dr. Henrik Seidel");
-MODULE_DESCRIPTION("A driver for the Typhoon radio card (a.k.a. EcoRadio).");
-MODULE_LICENSE("GPL");
-
-static int io = -1;
-static int radio_nr = -1;
-
-module_param(io, int, 0);
-MODULE_PARM_DESC(io, "I/O address of the Typhoon card (0x316 or 0x336)");
-module_param(radio_nr, int, 0);
-
-#ifdef MODULE
-static unsigned long mutefreq;
-module_param(mutefreq, ulong, 0);
-MODULE_PARM_DESC(mutefreq, "Frequency used when muting the card (in kHz)");
-#endif
-
-static int __init typhoon_init(void)
-{
-#ifdef MODULE
-	if (io == -1) {
-		printk(KERN_ERR "radio-typhoon: You must set an I/O address with io=0x316 or io=0x336\n");
+	if (dev->io == -1) {
+		v4l2_err(v4l2_dev, "You must set an I/O address with io=0x316 or io=0x336\n");
 		return -EINVAL;
 	}
-	typhoon_unit.iobase = io;
 
-	if (mutefreq < 87000 || mutefreq > 108500) {
-		printk(KERN_ERR "radio-typhoon: You must set a frequency (in kHz) used when muting the card,\n");
-		printk(KERN_ERR "radio-typhoon: e.g. with \"mutefreq=87500\" (87000 <= mutefreq <= 108500)\n");
+	if (dev->mutefreq < 87000 || dev->mutefreq > 108500) {
+		v4l2_err(v4l2_dev, "You must set a frequency (in kHz) used when muting the card,\n");
+		v4l2_err(v4l2_dev, "e.g. with \"mutefreq=87500\" (87000 <= mutefreq <= 108500)\n");
 		return -EINVAL;
 	}
-	typhoon_unit.mutefreq = mutefreq;
-#endif /* MODULE */
-
-	printk(KERN_INFO BANNER);
-	mutex_init(&typhoon_unit.lock);
-	io = typhoon_unit.iobase;
-	if (!request_region(io, 8, "typhoon")) {
-		printk(KERN_ERR "radio-typhoon: port 0x%x already in use\n",
-		       typhoon_unit.iobase);
+
+	mutex_init(&dev->lock);
+	if (!request_region(dev->io, 8, "typhoon")) {
+		v4l2_err(v4l2_dev, "port 0x%x already in use\n",
+		       dev->io);
 		return -EBUSY;
 	}
 
-	video_set_drvdata(&typhoon_radio, &typhoon_unit);
-	if (video_register_device(&typhoon_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
-		release_region(io, 8);
+	res = v4l2_device_register(NULL, v4l2_dev);
+	if (res < 0) {
+		release_region(dev->io, 8);
+		v4l2_err(v4l2_dev, "Could not register v4l2_device\n");
+		return res;
+	}
+	v4l2_info(v4l2_dev, BANNER);
+
+	strlcpy(dev->vdev.name, v4l2_dev->name, sizeof(dev->vdev.name));
+	dev->vdev.v4l2_dev = v4l2_dev;
+	dev->vdev.fops = &typhoon_fops;
+	dev->vdev.ioctl_ops = &typhoon_ioctl_ops;
+	dev->vdev.release = video_device_release_empty;
+	video_set_drvdata(&dev->vdev, dev);
+	if (video_register_device(&dev->vdev, VFL_TYPE_RADIO, radio_nr) < 0) {
+		v4l2_device_unregister(&dev->v4l2_dev);
+		release_region(dev->io, 8);
 		return -EINVAL;
 	}
-	printk(KERN_INFO "radio-typhoon: port 0x%x.\n", typhoon_unit.iobase);
-	printk(KERN_INFO "radio-typhoon: mute frequency is %lu kHz.\n",
-	       typhoon_unit.mutefreq);
-	typhoon_unit.mutefreq <<= 4;
+	v4l2_info(v4l2_dev, "port 0x%x.\n", dev->io);
+	v4l2_info(v4l2_dev, "mute frequency is %lu kHz.\n", dev->mutefreq);
+	dev->mutefreq <<= 4;
 
 	/* mute card - prevents noisy bootups */
-	typhoon_mute(&typhoon_unit);
-
-#ifdef CONFIG_RADIO_TYPHOON_PROC_FS
-	if (!proc_create("driver/radio-typhoon", 0, NULL, &typhoon_proc_fops))
-		printk(KERN_ERR "radio-typhoon: registering /proc/driver/radio-typhoon failed\n");
-#endif
+	typhoon_mute(dev);
 
 	return 0;
 }
 
-static void __exit typhoon_cleanup_module(void)
+static void __exit typhoon_exit(void)
 {
+	struct typhoon *dev = &typhoon_card;
 
-#ifdef CONFIG_RADIO_TYPHOON_PROC_FS
-	remove_proc_entry("driver/radio-typhoon", NULL);
-#endif
-
-	video_unregister_device(&typhoon_radio);
-	release_region(io, 8);
+	video_unregister_device(&dev->vdev);
+	v4l2_device_unregister(&dev->v4l2_dev);
+	release_region(dev->io, 8);
 }
 
 module_init(typhoon_init);
-module_exit(typhoon_cleanup_module);
+module_exit(typhoon_exit);
 
diff --git a/linux/drivers/media/radio/radio-zoltrix.c b/linux/drivers/media/radio/radio-zoltrix.c
index 4654ecd8b..0ae5f0d19 100644
--- a/linux/drivers/media/radio/radio-zoltrix.c
+++ b/linux/drivers/media/radio/radio-zoltrix.c
@@ -33,34 +33,17 @@
 #include <linux/init.h>		/* Initdata                       */
 #include <linux/ioport.h>	/* request_region		  */
 #include <linux/delay.h>	/* udelay, msleep                 */
-#include <asm/io.h>		/* outb, outb_p                   */
-#include <asm/uaccess.h>	/* copy to/from user              */
-#include "compat.h"
 #include <linux/videodev2.h>	/* kernel radio structs           */
-#include <media/v4l2-common.h>
+#include <linux/mutex.h>
+#include <linux/version.h>      /* for KERNEL_VERSION MACRO     */
+#include <linux/io.h>		/* outb, outb_p                   */
+#include <media/v4l2-device.h>
 #include <media/v4l2-ioctl.h>
+#include "compat.h"
 
-#include <linux/version.h>      /* for KERNEL_VERSION MACRO     */
-#define RADIO_VERSION KERNEL_VERSION(0,0,2)
-
-static struct v4l2_queryctrl radio_qctrl[] = {
-	{
-		.id            = V4L2_CID_AUDIO_MUTE,
-		.name          = "Mute",
-		.minimum       = 0,
-		.maximum       = 1,
-		.default_value = 1,
-		.type          = V4L2_CTRL_TYPE_BOOLEAN,
-	},{
-		.id            = V4L2_CID_AUDIO_VOLUME,
-		.name          = "Volume",
-		.minimum       = 0,
-		.maximum       = 65535,
-		.step          = 4096,
-		.default_value = 0xff,
-		.type          = V4L2_CTRL_TYPE_INTEGER,
-	}
-};
+MODULE_AUTHOR("C.van Schaik");
+MODULE_DESCRIPTION("A driver for the Zoltrix Radio Plus.");
+MODULE_LICENSE("GPL");
 
 #ifndef CONFIG_RADIO_ZOLTRIX_PORT
 #define CONFIG_RADIO_ZOLTRIX_PORT -1
@@ -69,9 +52,16 @@ static struct v4l2_queryctrl radio_qctrl[] = {
 static int io = CONFIG_RADIO_ZOLTRIX_PORT;
 static int radio_nr = -1;
 
-struct zol_device {
-	unsigned long in_use;
-	int port;
+module_param(io, int, 0);
+MODULE_PARM_DESC(io, "I/O address of the Zoltrix Radio Plus (0x20c or 0x30c)");
+module_param(radio_nr, int, 0);
+
+#define RADIO_VERSION KERNEL_VERSION(0, 0, 2)
+
+struct zoltrix {
+	struct v4l2_device v4l2_dev;
+	struct video_device vdev;
+	int io;
 	int curvol;
 	unsigned long curfreq;
 	int muted;
@@ -79,161 +69,158 @@ struct zol_device {
 	struct mutex lock;
 };
 
-static int zol_setvol(struct zol_device *dev, int vol)
+static struct zoltrix zoltrix_card;
+
+static int zol_setvol(struct zoltrix *zol, int vol)
 {
-	dev->curvol = vol;
-	if (dev->muted)
+	zol->curvol = vol;
+	if (zol->muted)
 		return 0;
 
-	mutex_lock(&dev->lock);
+	mutex_lock(&zol->lock);
 	if (vol == 0) {
-		outb(0, io);
-		outb(0, io);
-		inb(io + 3);    /* Zoltrix needs to be read to confirm */
-		mutex_unlock(&dev->lock);
+		outb(0, zol->io);
+		outb(0, zol->io);
+		inb(zol->io + 3);    /* Zoltrix needs to be read to confirm */
+		mutex_unlock(&zol->lock);
 		return 0;
 	}
 
-	outb(dev->curvol-1, io);
+	outb(zol->curvol-1, zol->io);
 	msleep(10);
-	inb(io + 2);
-	mutex_unlock(&dev->lock);
+	inb(zol->io + 2);
+	mutex_unlock(&zol->lock);
 	return 0;
 }
 
-static void zol_mute(struct zol_device *dev)
+static void zol_mute(struct zoltrix *zol)
 {
-	dev->muted = 1;
-	mutex_lock(&dev->lock);
-	outb(0, io);
-	outb(0, io);
-	inb(io + 3);            /* Zoltrix needs to be read to confirm */
-	mutex_unlock(&dev->lock);
+	zol->muted = 1;
+	mutex_lock(&zol->lock);
+	outb(0, zol->io);
+	outb(0, zol->io);
+	inb(zol->io + 3);            /* Zoltrix needs to be read to confirm */
+	mutex_unlock(&zol->lock);
 }
 
-static void zol_unmute(struct zol_device *dev)
+static void zol_unmute(struct zoltrix *zol)
 {
-	dev->muted = 0;
-	zol_setvol(dev, dev->curvol);
+	zol->muted = 0;
+	zol_setvol(zol, zol->curvol);
 }
 
-static int zol_setfreq(struct zol_device *dev, unsigned long freq)
+static int zol_setfreq(struct zoltrix *zol, unsigned long freq)
 {
 	/* tunes the radio to the desired frequency */
+	struct v4l2_device *v4l2_dev = &zol->v4l2_dev;
 	unsigned long long bitmask, f, m;
-	unsigned int stereo = dev->stereo;
+	unsigned int stereo = zol->stereo;
 	int i;
 
 	if (freq == 0) {
-		printk(KERN_WARNING "zoltrix: received zero freq. Failed to set.\n");
+		v4l2_warn(v4l2_dev, "cannot set a frequency of 0.\n");
 		return -EINVAL;
 	}
 
 	m = (freq / 160 - 8800) * 2;
-	f = (unsigned long long) m + 0x4d1c;
+	f = (unsigned long long)m + 0x4d1c;
 
 	bitmask = 0xc480402c10080000ull;
 	i = 45;
 
-	mutex_lock(&dev->lock);
+	mutex_lock(&zol->lock);
 
-	outb(0, io);
-	outb(0, io);
-	inb(io + 3);            /* Zoltrix needs to be read to confirm */
+	zol->curfreq = freq;
 
-	outb(0x40, io);
-	outb(0xc0, io);
+	outb(0, zol->io);
+	outb(0, zol->io);
+	inb(zol->io + 3);            /* Zoltrix needs to be read to confirm */
 
-	bitmask = (bitmask ^ ((f & 0xff) << 47) ^ ((f & 0xff00) << 30) ^ ( stereo << 31));
+	outb(0x40, zol->io);
+	outb(0xc0, zol->io);
+
+	bitmask = (bitmask ^ ((f & 0xff) << 47) ^ ((f & 0xff00) << 30) ^ (stereo << 31));
 	while (i--) {
 		if ((bitmask & 0x8000000000000000ull) != 0) {
-			outb(0x80, io);
+			outb(0x80, zol->io);
 			udelay(50);
-			outb(0x00, io);
+			outb(0x00, zol->io);
 			udelay(50);
-			outb(0x80, io);
+			outb(0x80, zol->io);
 			udelay(50);
 		} else {
-			outb(0xc0, io);
+			outb(0xc0, zol->io);
 			udelay(50);
-			outb(0x40, io);
+			outb(0x40, zol->io);
 			udelay(50);
-			outb(0xc0, io);
+			outb(0xc0, zol->io);
 			udelay(50);
 		}
 		bitmask *= 2;
 	}
 	/* termination sequence */
-	outb(0x80, io);
-	outb(0xc0, io);
-	outb(0x40, io);
+	outb(0x80, zol->io);
+	outb(0xc0, zol->io);
+	outb(0x40, zol->io);
 	udelay(1000);
-	inb(io+2);
+	inb(zol->io + 2);
 
 	udelay(1000);
 
-	if (dev->muted)
-	{
-		outb(0, io);
-		outb(0, io);
-		inb(io + 3);
+	if (zol->muted) {
+		outb(0, zol->io);
+		outb(0, zol->io);
+		inb(zol->io + 3);
 		udelay(1000);
 	}
 
-	mutex_unlock(&dev->lock);
+	mutex_unlock(&zol->lock);
 
-	if(!dev->muted)
-	{
-		zol_setvol(dev, dev->curvol);
-	}
+	if (!zol->muted)
+		zol_setvol(zol, zol->curvol);
 	return 0;
 }
 
 /* Get signal strength */
-
-static int zol_getsigstr(struct zol_device *dev)
+static int zol_getsigstr(struct zoltrix *zol)
 {
 	int a, b;
 
-	mutex_lock(&dev->lock);
-	outb(0x00, io);         /* This stuff I found to do nothing */
-	outb(dev->curvol, io);
+	mutex_lock(&zol->lock);
+	outb(0x00, zol->io);         /* This stuff I found to do nothing */
+	outb(zol->curvol, zol->io);
 	msleep(20);
 
-	a = inb(io);
+	a = inb(zol->io);
 	msleep(10);
-	b = inb(io);
+	b = inb(zol->io);
 
-	mutex_unlock(&dev->lock);
+	mutex_unlock(&zol->lock);
 
 	if (a != b)
-		return (0);
+		return 0;
 
-	if ((a == 0xcf) || (a == 0xdf)  /* I found this out by playing */
-		|| (a == 0xef))       /* with a binary scanner on the card io */
-		return (1);
-	return (0);
+	/* I found this out by playing with a binary scanner on the card io */
+	return a == 0xcf || a == 0xdf || a == 0xef;
 }
 
-static int zol_is_stereo (struct zol_device *dev)
+static int zol_is_stereo(struct zoltrix *zol)
 {
 	int x1, x2;
 
-	mutex_lock(&dev->lock);
+	mutex_lock(&zol->lock);
 
-	outb(0x00, io);
-	outb(dev->curvol, io);
+	outb(0x00, zol->io);
+	outb(zol->curvol, zol->io);
 	msleep(20);
 
-	x1 = inb(io);
+	x1 = inb(zol->io);
 	msleep(10);
-	x2 = inb(io);
+	x2 = inb(zol->io);
 
-	mutex_unlock(&dev->lock);
+	mutex_unlock(&zol->lock);
 
-	if ((x1 == x2) && (x1 == 0xcf))
-		return 1;
-	return 0;
+	return x1 == x2 && x1 == 0xcf;
 }
 
 static int vidioc_querycap(struct file *file, void  *priv,
@@ -241,59 +228,54 @@ static int vidioc_querycap(struct file *file, void  *priv,
 {
 	strlcpy(v->driver, "radio-zoltrix", sizeof(v->driver));
 	strlcpy(v->card, "Zoltrix Radio", sizeof(v->card));
-	sprintf(v->bus_info, "ISA");
+	strlcpy(v->bus_info, "ISA", sizeof(v->bus_info));
 	v->version = RADIO_VERSION;
-	v->capabilities = V4L2_CAP_TUNER;
+	v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO;
 	return 0;
 }
 
 static int vidioc_g_tuner(struct file *file, void *priv,
 					struct v4l2_tuner *v)
 {
-	struct zol_device *zol = video_drvdata(file);
+	struct zoltrix *zol = video_drvdata(file);
 
 	if (v->index > 0)
 		return -EINVAL;
 
-	strcpy(v->name, "FM");
+	strlcpy(v->name, "FM", sizeof(v->name));
 	v->type = V4L2_TUNER_RADIO;
-	v->rangelow = (88*16000);
-	v->rangehigh = (108*16000);
-	v->rxsubchans = V4L2_TUNER_SUB_MONO|V4L2_TUNER_SUB_STEREO;
+	v->rangelow = 88 * 16000;
+	v->rangehigh = 108 * 16000;
+	v->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO;
 	v->capability = V4L2_TUNER_CAP_LOW;
 	if (zol_is_stereo(zol))
 		v->audmode = V4L2_TUNER_MODE_STEREO;
 	else
 		v->audmode = V4L2_TUNER_MODE_MONO;
-	v->signal = 0xFFFF*zol_getsigstr(zol);
+	v->signal = 0xFFFF * zol_getsigstr(zol);
 	return 0;
 }
 
 static int vidioc_s_tuner(struct file *file, void *priv,
 					struct v4l2_tuner *v)
 {
-	if (v->index > 0)
-		return -EINVAL;
-	return 0;
+	return v->index ? -EINVAL : 0;
 }
 
 static int vidioc_s_frequency(struct file *file, void *priv,
 					struct v4l2_frequency *f)
 {
-	struct zol_device *zol = video_drvdata(file);
+	struct zoltrix *zol = video_drvdata(file);
 
-	zol->curfreq = f->frequency;
-	if (zol_setfreq(zol, zol->curfreq) != 0) {
-		printk(KERN_WARNING "zoltrix: Set frequency failed.\n");
+	if (zol_setfreq(zol, f->frequency) != 0)
 		return -EINVAL;
-	}
 	return 0;
 }
 
 static int vidioc_g_frequency(struct file *file, void *priv,
 					struct v4l2_frequency *f)
 {
-	struct zol_device *zol = video_drvdata(file);
+	struct zoltrix *zol = video_drvdata(file);
 
 	f->type = V4L2_TUNER_RADIO;
 	f->frequency = zol->curfreq;
@@ -303,14 +285,11 @@ static int vidioc_g_frequency(struct file *file, void *priv,
 static int vidioc_queryctrl(struct file *file, void *priv,
 					struct v4l2_queryctrl *qc)
 {
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) {
-		if (qc->id && qc->id == radio_qctrl[i].id) {
-			memcpy(qc, &(radio_qctrl[i]),
-						sizeof(*qc));
-			return 0;
-		}
+	switch (qc->id) {
+	case V4L2_CID_AUDIO_MUTE:
+		return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1);
+	case V4L2_CID_AUDIO_VOLUME:
+		return v4l2_ctrl_query_fill(qc, 0, 65535, 4096, 65535);
 	}
 	return -EINVAL;
 }
@@ -318,7 +297,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
 static int vidioc_g_ctrl(struct file *file, void *priv,
 				struct v4l2_control *ctrl)
 {
-	struct zol_device *zol = video_drvdata(file);
+	struct zoltrix *zol = video_drvdata(file);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
@@ -334,7 +313,7 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
 static int vidioc_s_ctrl(struct file *file, void *priv,
 				struct v4l2_control *ctrl)
 {
-	struct zol_device *zol = video_drvdata(file);
+	struct zoltrix *zol = video_drvdata(file);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
@@ -342,43 +321,30 @@ static int vidioc_s_ctrl(struct file *file, void *priv,
 			zol_mute(zol);
 		else {
 			zol_unmute(zol);
-			zol_setvol(zol,zol->curvol);
+			zol_setvol(zol, zol->curvol);
 		}
 		return 0;
 	case V4L2_CID_AUDIO_VOLUME:
-		zol_setvol(zol,ctrl->value/4096);
+		zol_setvol(zol, ctrl->value / 4096);
 		return 0;
 	}
 	zol->stereo = 1;
-	if (zol_setfreq(zol, zol->curfreq) != 0) {
-		printk(KERN_WARNING "zoltrix: Set frequency failed.\n");
+	if (zol_setfreq(zol, zol->curfreq) != 0)
 		return -EINVAL;
-	}
 #if 0 /*keep*/
 /* FIXME: Implement stereo/mono switch on V4L2 */
-			if (v->mode & VIDEO_SOUND_STEREO) {
-				zol->stereo = 1;
-				zol_setfreq(zol, zol->curfreq);
-			}
-			if (v->mode & VIDEO_SOUND_MONO) {
-				zol->stereo = 0;
-				zol_setfreq(zol, zol->curfreq);
-			}
+	if (v->mode & VIDEO_SOUND_STEREO) {
+		zol->stereo = 1;
+		zol_setfreq(zol, zol->curfreq);
+	}
+	if (v->mode & VIDEO_SOUND_MONO) {
+		zol->stereo = 0;
+		zol_setfreq(zol, zol->curfreq);
+	}
 #endif
 	return -EINVAL;
 }
 
-static int vidioc_g_audio(struct file *file, void *priv,
-					struct v4l2_audio *a)
-{
-	if (a->index > 1)
-		return -EINVAL;
-
-	strcpy(a->name, "Radio");
-	a->capability = V4L2_AUDCAP_STEREO;
-	return 0;
-}
-
 static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 {
 	*i = 0;
@@ -387,37 +353,39 @@ static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
 
 static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
 {
-	if (i != 0)
-		return -EINVAL;
-	return 0;
+	return i ? -EINVAL : 0;
 }
 
-static int vidioc_s_audio(struct file *file, void *priv,
+static int vidioc_g_audio(struct file *file, void *priv,
 					struct v4l2_audio *a)
 {
-	if (a->index != 0)
-		return -EINVAL;
+	a->index = 0;
+	strlcpy(a->name, "Radio", sizeof(a->name));
+	a->capability = V4L2_AUDCAP_STEREO;
 	return 0;
 }
 
-static struct zol_device zoltrix_unit;
+static int vidioc_s_audio(struct file *file, void *priv,
+					struct v4l2_audio *a)
+{
+	return a->index ? -EINVAL : 0;
+}
 
-static int zoltrix_exclusive_open(struct file *file)
+static int zoltrix_open(struct file *file)
 {
-	return test_and_set_bit(0, &zoltrix_unit.in_use) ? -EBUSY : 0;
+	return 0;
 }
 
-static int zoltrix_exclusive_release(struct file *file)
+static int zoltrix_release(struct file *file)
 {
-	clear_bit(0, &zoltrix_unit.in_use);
 	return 0;
 }
 
 static const struct v4l2_file_operations zoltrix_fops =
 {
 	.owner		= THIS_MODULE,
-	.open           = zoltrix_exclusive_open,
-	.release        = zoltrix_exclusive_release,
+	.open           = zoltrix_open,
+	.release        = zoltrix_release,
 	.ioctl		= video_ioctl2,
 };
 
@@ -436,67 +404,75 @@ static const struct v4l2_ioctl_ops zoltrix_ioctl_ops = {
 	.vidioc_s_ctrl      = vidioc_s_ctrl,
 };
 
-static struct video_device zoltrix_radio = {
-	.name		= "Zoltrix Radio Plus",
-	.fops           = &zoltrix_fops,
-	.ioctl_ops 	= &zoltrix_ioctl_ops,
-	.release	= video_device_release_empty,
-};
-
 static int __init zoltrix_init(void)
 {
-	if (io == -1) {
-		printk(KERN_ERR "You must set an I/O address with io=0x???\n");
+	struct zoltrix *zol = &zoltrix_card;
+	struct v4l2_device *v4l2_dev = &zol->v4l2_dev;
+	int res;
+
+	strlcpy(v4l2_dev->name, "zoltrix", sizeof(v4l2_dev->name));
+	zol->io = io;
+	if (zol->io == -1) {
+		v4l2_err(v4l2_dev, "You must set an I/O address with io=0x20c or 0x30c\n");
 		return -EINVAL;
 	}
-	if ((io != 0x20c) && (io != 0x30c)) {
-		printk(KERN_ERR "zoltrix: invalid port, try 0x20c or 0x30c\n");
+	if (zol->io != 0x20c && zol->io != 0x30c) {
+		v4l2_err(v4l2_dev, "invalid port, try 0x20c or 0x30c\n");
 		return -ENXIO;
 	}
 
-	video_set_drvdata(&zoltrix_radio, &zoltrix_unit);
-	if (!request_region(io, 2, "zoltrix")) {
-		printk(KERN_ERR "zoltrix: port 0x%x already in use\n", io);
+	if (!request_region(zol->io, 2, "zoltrix")) {
+		v4l2_err(v4l2_dev, "port 0x%x already in use\n", zol->io);
 		return -EBUSY;
 	}
 
-	if (video_register_device(&zoltrix_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
-		release_region(io, 2);
+	res = v4l2_device_register(NULL, v4l2_dev);
+	if (res < 0) {
+		release_region(zol->io, 2);
+		v4l2_err(v4l2_dev, "Could not register v4l2_device\n");
+		return res;
+	}
+
+	strlcpy(zol->vdev.name, v4l2_dev->name, sizeof(zol->vdev.name));
+	zol->vdev.v4l2_dev = v4l2_dev;
+	zol->vdev.fops = &zoltrix_fops;
+	zol->vdev.ioctl_ops = &zoltrix_ioctl_ops;
+	zol->vdev.release = video_device_release_empty;
+	video_set_drvdata(&zol->vdev, zol);
+
+	if (video_register_device(&zol->vdev, VFL_TYPE_RADIO, radio_nr) < 0) {
+		v4l2_device_unregister(v4l2_dev);
+		release_region(zol->io, 2);
 		return -EINVAL;
 	}
-	printk(KERN_INFO "Zoltrix Radio Plus card driver.\n");
+	v4l2_info(v4l2_dev, "Zoltrix Radio Plus card driver.\n");
 
-	mutex_init(&zoltrix_unit.lock);
+	mutex_init(&zol->lock);
 
 	/* mute card - prevents noisy bootups */
 
 	/* this ensures that the volume is all the way down  */
 
-	outb(0, io);
-	outb(0, io);
+	outb(0, zol->io);
+	outb(0, zol->io);
 	msleep(20);
-	inb(io + 3);
+	inb(zol->io + 3);
 
-	zoltrix_unit.curvol = 0;
-	zoltrix_unit.stereo = 1;
+	zol->curvol = 0;
+	zol->stereo = 1;
 
 	return 0;
 }
 
-MODULE_AUTHOR("C.van Schaik");
-MODULE_DESCRIPTION("A driver for the Zoltrix Radio Plus.");
-MODULE_LICENSE("GPL");
-
-module_param(io, int, 0);
-MODULE_PARM_DESC(io, "I/O address of the Zoltrix Radio Plus (0x20c or 0x30c)");
-module_param(radio_nr, int, 0);
-
-static void __exit zoltrix_cleanup_module(void)
+static void __exit zoltrix_exit(void)
 {
-	video_unregister_device(&zoltrix_radio);
-	release_region(io, 2);
+	struct zoltrix *zol = &zoltrix_card;
+
+	video_unregister_device(&zol->vdev);
+	v4l2_device_unregister(&zol->v4l2_dev);
+	release_region(zol->io, 2);
 }
 
 module_init(zoltrix_init);
-module_exit(zoltrix_cleanup_module);
+module_exit(zoltrix_exit);
 
diff --git a/linux/drivers/media/video/Kconfig b/linux/drivers/media/video/Kconfig
index 6c26618b8..42562e348 100644
--- a/linux/drivers/media/video/Kconfig
+++ b/linux/drivers/media/video/Kconfig
@@ -582,7 +582,6 @@ config VIDEO_SAA5249
 config VIDEO_VINO
 	tristate "SGI Vino Video For Linux (EXPERIMENTAL)"
 	depends on I2C && SGI_IP22 && EXPERIMENTAL && VIDEO_V4L2
-	select I2C_ALGO_SGI
 	select VIDEO_SAA7191 if VIDEO_HELPER_CHIPS_AUTO
 	help
 	  Say Y here to build in support for the Vino video input system found
@@ -708,13 +707,6 @@ config SOC_CAMERA_MT9M001
 	  This driver supports MT9M001 cameras from Micron, monochrome
 	  and colour models.
 
-config MT9M001_PCA9536_SWITCH
-	bool "pca9536 datawidth switch for mt9m001"
-	depends on SOC_CAMERA_MT9M001 && GENERIC_GPIO
-	help
-	  Select this if your MT9M001 camera uses a PCA9536 I2C GPIO
-	  extender to switch between 8 and 10 bit datawidth modes
-
 config SOC_CAMERA_MT9M111
 	tristate "mt9m111 and mt9m112 support"
 	depends on SOC_CAMERA && I2C
@@ -734,13 +726,6 @@ config SOC_CAMERA_MT9V022
 	help
 	  This driver supports MT9V022 cameras from Micron
 
-config MT9V022_PCA9536_SWITCH
-	bool "pca9536 datawidth switch for mt9v022"
-	depends on SOC_CAMERA_MT9V022 && GENERIC_GPIO
-	help
-	  Select this if your MT9V022 camera uses a PCA9536 I2C GPIO
-	  extender to switch between 8 and 10 bit datawidth modes
-
 config SOC_CAMERA_TW9910
 	tristate "tw9910 support"
 	depends on SOC_CAMERA && I2C
@@ -806,6 +791,8 @@ source "drivers/media/video/pvrusb2/Kconfig"
 
 source "drivers/media/video/em28xx/Kconfig"
 
+source "drivers/media/video/cx231xx/Kconfig"
+
 source "drivers/media/video/usbvision/Kconfig"
 
 source "drivers/media/video/usbvideo/Kconfig"
diff --git a/linux/drivers/media/video/Makefile b/linux/drivers/media/video/Makefile
index 307490ebc..99b448e6c 100644
--- a/linux/drivers/media/video/Makefile
+++ b/linux/drivers/media/video/Makefile
@@ -30,7 +30,6 @@ obj-$(CONFIG_VIDEO_IR_I2C)  += ir-kbd-i2c.o
 obj-$(CONFIG_VIDEO_TVAUDIO) += tvaudio.o
 obj-$(CONFIG_VIDEO_TDA7432) += tda7432.o
 obj-$(CONFIG_VIDEO_TDA9875) += tda9875.o
-obj-$(CONFIG_SOUND_TVMIXER) += tvmixer.o
 
 obj-$(CONFIG_VIDEO_SAA6588) += saa6588.o
 obj-$(CONFIG_VIDEO_SAA5246A) += saa5246a.o
@@ -68,6 +67,7 @@ obj-$(CONFIG_VIDEO_MEYE) += meye.o
 obj-$(CONFIG_VIDEO_SAA7134) += saa7134/
 obj-$(CONFIG_VIDEO_CX88) += cx88/
 obj-$(CONFIG_VIDEO_EM28XX) += em28xx/
+obj-$(CONFIG_VIDEO_CX231XX) += cx231xx/
 obj-$(CONFIG_VIDEO_USBVISION) += usbvision/
 obj-$(CONFIG_VIDEO_TVP5150) += tvp5150.o
 obj-$(CONFIG_VIDEO_TVP514X) += tvp514x.o
diff --git a/linux/drivers/media/video/adv7170.c b/linux/drivers/media/video/adv7170.c
index 87bc8ed46..04e6125f2 100644
--- a/linux/drivers/media/video/adv7170.c
+++ b/linux/drivers/media/video/adv7170.c
@@ -205,7 +205,7 @@ static int adv7170_s_std_output(struct v4l2_subdev *sd, v4l2_std_id std)
 {
 	struct adv7170 *encoder = to_adv7170(sd);
 
-	v4l2_dbg(1, debug, sd, "set norm %llx\n", std);
+	v4l2_dbg(1, debug, sd, "set norm %llx\n", (unsigned long long)std);
 
 	if (std & V4L2_STD_NTSC) {
 		adv7170_write_block(sd, init_NTSC, sizeof(init_NTSC));
@@ -220,10 +220,11 @@ static int adv7170_s_std_output(struct v4l2_subdev *sd, v4l2_std_id std)
 		adv7170_write(sd, 0x07, TR0MODE | TR0RST);
 		adv7170_write(sd, 0x07, TR0MODE);
 	} else {
-		v4l2_dbg(1, debug, sd, "illegal norm: %llx\n", std);
+		v4l2_dbg(1, debug, sd, "illegal norm: %llx\n",
+				(unsigned long long)std);
 		return -EINVAL;
 	}
-	v4l2_dbg(1, debug, sd, "switched to %llx\n", std);
+	v4l2_dbg(1, debug, sd, "switched to %llx\n", (unsigned long long)std);
 	encoder->norm = std;
 	return 0;
 }
diff --git a/linux/drivers/media/video/adv7175.c b/linux/drivers/media/video/adv7175.c
index dc036d2fa..c38f648f8 100644
--- a/linux/drivers/media/video/adv7175.c
+++ b/linux/drivers/media/video/adv7175.c
@@ -238,10 +238,11 @@ static int adv7175_s_std_output(struct v4l2_subdev *sd, v4l2_std_id std)
 		adv7175_write(sd, 0x07, TR0MODE | TR0RST);
 		adv7175_write(sd, 0x07, TR0MODE);
 	} else {
-		v4l2_dbg(1, debug, sd, "illegal norm: %llx\n", std);
+		v4l2_dbg(1, debug, sd, "illegal norm: %llx\n",
+				(unsigned long long)std);
 		return -EINVAL;
 	}
-	v4l2_dbg(1, debug, sd, "switched to %llx\n", std);
+	v4l2_dbg(1, debug, sd, "switched to %llx\n", (unsigned long long)std);
 	encoder->norm = std;
 	return 0;
 }
diff --git a/linux/drivers/media/video/au0828/Kconfig b/linux/drivers/media/video/au0828/Kconfig
index 018f72b8e..20993ae17 100644
--- a/linux/drivers/media/video/au0828/Kconfig
+++ b/linux/drivers/media/video/au0828/Kconfig
@@ -4,10 +4,10 @@ config VIDEO_AU0828
 	depends on I2C && INPUT && DVB_CORE && USB
 	select I2C_ALGOBIT
 	select VIDEO_TVEEPROM
-	select DVB_AU8522 if !DVB_FE_CUSTOMIZE
-	select MEDIA_TUNER_XC5000 if !DVB_FE_CUSTOMIZE
-	select MEDIA_TUNER_MXL5007T if !DVB_FE_CUSTOMIZE
-	select MEDIA_TUNER_TDA18271 if !DVB_FE_CUSTOMIZE
+	select DVB_AU8522 if !DVB_FE_CUSTOMISE
+	select MEDIA_TUNER_XC5000 if !MEDIA_TUNER_CUSTOMIZE
+	select MEDIA_TUNER_MXL5007T if !MEDIA_TUNER_CUSTOMIZE
+	select MEDIA_TUNER_TDA18271 if !MEDIA_TUNER_CUSTOMIZE
 	---help---
 	  This is a video4linux driver for Auvitek's USB device.
 
diff --git a/linux/drivers/media/video/bt819.c b/linux/drivers/media/video/bt819.c
index ec64197e9..ea4d0fbc4 100644
--- a/linux/drivers/media/video/bt819.c
+++ b/linux/drivers/media/video/bt819.c
@@ -32,13 +32,14 @@
 #include <linux/types.h>
 #include <linux/ioctl.h>
 #include <linux/delay.h>
-#include <asm/uaccess.h>
+#include <linux/uaccess.h>
 #include <linux/i2c.h>
 #include <linux/i2c-id.h>
 #include <linux/videodev2.h>
 #include <media/v4l2-device.h>
 #include <media/v4l2-chip-ident.h>
 #include <media/v4l2-i2c-drv.h>
+#include <media/bt819.h>
 #include "compat.h"
 
 MODULE_DESCRIPTION("Brooktree-819 video decoder driver");
@@ -254,9 +255,13 @@ static int bt819_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
 	struct bt819 *decoder = to_bt819(sd);
 	struct timing *timing = NULL;
 
-	v4l2_dbg(1, debug, sd, "set norm %llx\n", std);
+	v4l2_dbg(1, debug, sd, "set norm %llx\n", (unsigned long long)std);
+
+	if (sd->v4l2_dev == NULL || sd->v4l2_dev->notify == NULL)
+		v4l2_err(sd, "no notify found!\n");
 
 	if (std & V4L2_STD_NTSC) {
+		v4l2_subdev_notify(sd, BT819_FIFO_RESET_LOW, 0);
 		bt819_setbit(decoder, 0x01, 0, 1);
 		bt819_setbit(decoder, 0x01, 1, 0);
 		bt819_setbit(decoder, 0x01, 5, 0);
@@ -265,6 +270,7 @@ static int bt819_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
 		/* bt819_setbit(decoder, 0x1a,  5, 1); */
 		timing = &timing_data[1];
 	} else if (std & V4L2_STD_PAL) {
+		v4l2_subdev_notify(sd, BT819_FIFO_RESET_LOW, 0);
 		bt819_setbit(decoder, 0x01, 0, 1);
 		bt819_setbit(decoder, 0x01, 1, 1);
 		bt819_setbit(decoder, 0x01, 5, 1);
@@ -273,7 +279,8 @@ static int bt819_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
 		/* bt819_setbit(decoder, 0x1a,  5, 0); */
 		timing = &timing_data[0];
 	} else {
-		v4l2_dbg(1, debug, sd, "unsupported norm %llx\n", std);
+		v4l2_dbg(1, debug, sd, "unsupported norm %llx\n",
+				(unsigned long long)std);
 		return -EINVAL;
 	}
 	bt819_write(decoder, 0x03,
@@ -288,6 +295,7 @@ static int bt819_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
 	bt819_write(decoder, 0x08, (timing->hscale >> 8) & 0xff);
 	bt819_write(decoder, 0x09, timing->hscale & 0xff);
 	decoder->norm = std;
+	v4l2_subdev_notify(sd, BT819_FIFO_RESET_HIGH, 0);
 	return 0;
 }
 
@@ -300,7 +308,11 @@ static int bt819_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *ro
 	if (route->input < 0 || route->input > 7)
 		return -EINVAL;
 
+	if (sd->v4l2_dev == NULL || sd->v4l2_dev->notify == NULL)
+		v4l2_err(sd, "no notify found!\n");
+
 	if (decoder->input != route->input) {
+		v4l2_subdev_notify(sd, BT819_FIFO_RESET_LOW, 0);
 		decoder->input = route->input;
 		/* select mode */
 		if (decoder->input == 0) {
@@ -310,6 +322,7 @@ static int bt819_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *ro
 			bt819_setbit(decoder, 0x0b, 6, 1);
 			bt819_setbit(decoder, 0x1a, 1, 0);
 		}
+		v4l2_subdev_notify(sd, BT819_FIFO_RESET_HIGH, 0);
 	}
 	return 0;
 }
diff --git a/linux/drivers/media/video/bt856.c b/linux/drivers/media/video/bt856.c
index fc7b64d91..ab56d7d6e 100644
--- a/linux/drivers/media/video/bt856.c
+++ b/linux/drivers/media/video/bt856.c
@@ -131,7 +131,7 @@ static int bt856_s_std_output(struct v4l2_subdev *sd, v4l2_std_id std)
 {
 	struct bt856 *encoder = to_bt856(sd);
 
-	v4l2_dbg(1, debug, sd, "set norm %llx\n", std);
+	v4l2_dbg(1, debug, sd, "set norm %llx\n", (unsigned long long)std);
 
 	if (std & V4L2_STD_NTSC) {
 		bt856_setbit(encoder, 0xdc, 2, 0);
diff --git a/linux/drivers/media/video/bt866.c b/linux/drivers/media/video/bt866.c
index edc1aa348..5ea31375e 100644
--- a/linux/drivers/media/video/bt866.c
+++ b/linux/drivers/media/video/bt866.c
@@ -97,7 +97,7 @@ static int bt866_write(struct bt866 *encoder, u8 subaddr, u8 data)
 
 static int bt866_s_std_output(struct v4l2_subdev *sd, v4l2_std_id std)
 {
-	v4l2_dbg(1, debug, sd, "set norm %llx\n", std);
+	v4l2_dbg(1, debug, sd, "set norm %llx\n", (unsigned long long)std);
 
 	/* Only PAL supported by this driver at the moment! */
 	if (!(std & V4L2_STD_NTSC))
diff --git a/linux/drivers/media/video/bt8xx/bttv-cards.c b/linux/drivers/media/video/bt8xx/bttv-cards.c
index aed55398d..57448806c 100644
--- a/linux/drivers/media/video/bt8xx/bttv-cards.c
+++ b/linux/drivers/media/video/bt8xx/bttv-cards.c
@@ -299,6 +299,8 @@ static struct CARD {
 	/* Duplicate PCI ID, reconfigure for this board during the eeprom read.
 	* { 0x13eb0070, BTTV_BOARD_HAUPPAUGE_IMPACTVCB,  "Hauppauge ImpactVCB" }, */
 
+	{ 0x109e036e, BTTV_BOARD_CONCEPTRONIC_CTVFMI2,	"Conceptronic CTVFMi v2"},
+
 	/* DVB cards (using pci function .1 for mpeg data xfer) */
 	{ 0x001c11bd, BTTV_BOARD_PINNACLESAT,   "Pinnacle PCTV Sat" },
 	{ 0x01010071, BTTV_BOARD_NEBULA_DIGITV, "Nebula Electronics DigiTV" },
@@ -3744,7 +3746,11 @@ static void __devinit osprey_eeprom(struct bttv *btv, const u8 ee[256])
 		unsigned short type;
 
 		for (i = 4*16; i < 8*16; i += 16) {
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 20)
+			u16 checksum = ip_compute_csum((unsigned char *)(ee + i), 16);
+#else
 			u16 checksum = ip_compute_csum(ee + i, 16);
+#endif
 
 			if ((checksum&0xff) + (checksum>>8) == 0xff)
 				break;
diff --git a/linux/drivers/media/video/bt8xx/bttv-i2c.c b/linux/drivers/media/video/bt8xx/bttv-i2c.c
index 66fc4e480..3e7812c5a 100644
--- a/linux/drivers/media/video/bt8xx/bttv-i2c.c
+++ b/linux/drivers/media/video/bt8xx/bttv-i2c.c
@@ -401,7 +401,11 @@ int __devinit init_bttv_i2c(struct bttv *btv)
 		strlcpy(btv->c.i2c_adap.name, "bt878",
 			sizeof(btv->c.i2c_adap.name));
 		btv->c.i2c_adap.id = I2C_HW_B_BT848;	/* FIXME */
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)
+		btv->c.i2c_adap.algo = (struct i2c_algorithm *)&bttv_algo;
+#else
 		btv->c.i2c_adap.algo = &bttv_algo;
+#endif
 	} else {
 		/* bt848 */
 	/* Prevents usage of invalid delay values */
diff --git a/linux/drivers/media/video/bt8xx/bttv.h b/linux/drivers/media/video/bt8xx/bttv.h
index 35f943337..93a1e989a 100644
--- a/linux/drivers/media/video/bt8xx/bttv.h
+++ b/linux/drivers/media/video/bt8xx/bttv.h
@@ -14,7 +14,7 @@
 #ifndef _BTTV_H_
 #define _BTTV_H_
 
-#include <linux/videodev.h>
+#include <linux/videodev2.h>
 #include <linux/i2c.h>
 #include "compat.h"
 #include <media/ir-common.h>
diff --git a/linux/drivers/media/video/bt8xx/bttvp.h b/linux/drivers/media/video/bt8xx/bttvp.h
index 20b1ad68a..113f28320 100644
--- a/linux/drivers/media/video/bt8xx/bttvp.h
+++ b/linux/drivers/media/video/bt8xx/bttvp.h
@@ -32,7 +32,6 @@
 #include <linux/wait.h>
 #include <linux/i2c.h>
 #include <linux/i2c-algo-bit.h>
-#include <linux/videodev.h>
 #include <linux/pci.h>
 #include <linux/input.h>
 #include <linux/mutex.h>
diff --git a/linux/drivers/media/video/cpia2/cpia2_v4l.c b/linux/drivers/media/video/cpia2/cpia2_v4l.c
index 9c25894fd..d4099f531 100644
--- a/linux/drivers/media/video/cpia2/cpia2_v4l.c
+++ b/linux/drivers/media/video/cpia2/cpia2_v4l.c
@@ -37,6 +37,7 @@
 #include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/init.h>
+#include <linux/videodev.h>
 #include <media/v4l2-ioctl.h>
 
 #include "cpia2.h"
diff --git a/linux/drivers/media/video/cx231xx/Kconfig b/linux/drivers/media/video/cx231xx/Kconfig
new file mode 100644
index 000000000..aba05d3bd
--- /dev/null
+++ b/linux/drivers/media/video/cx231xx/Kconfig
@@ -0,0 +1,35 @@
+config VIDEO_CX231XX
+	tristate "Conexant cx231xx USB video capture support"
+	depends on VIDEO_DEV && I2C && INPUT
+	select VIDEO_TUNER
+	select VIDEO_TVEEPROM
+	select VIDEO_IR
+	select VIDEOBUF_VMALLOC
+	select VIDEO_CX25840
+
+       ---help---
+	 This is a video4linux driver for Conexant 231xx USB based TV cards.
+
+	 To compile this driver as a module, choose M here: the
+	 module will be called cx231xx
+
+config VIDEO_CX231XX_ALSA
+	tristate "Conexant Cx231xx ALSA audio module"
+	depends on VIDEO_CX231XX && SND
+	select SND_PCM
+
+	---help---
+	  This is an ALSA driver for Cx231xx USB based TV cards.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called cx231xx-alsa
+
+config VIDEO_CX231XX_DVB
+	tristate "DVB/ATSC Support for Cx231xx based TV cards"
+	depends on VIDEO_CX231XX && DVB_CORE
+	select VIDEOBUF_DVB
+	select MEDIA_TUNER_XC5000 if !DVB_FE_CUSTOMISE
+
+	---help---
+	  This adds support for DVB cards based on the
+	  Conexant cx231xx chips.
diff --git a/linux/drivers/media/video/cx231xx/Makefile b/linux/drivers/media/video/cx231xx/Makefile
new file mode 100644
index 000000000..755dd0ce6
--- /dev/null
+++ b/linux/drivers/media/video/cx231xx/Makefile
@@ -0,0 +1,14 @@
+cx231xx-objs     := cx231xx-video.o cx231xx-i2c.o cx231xx-cards.o cx231xx-core.o \
+		    cx231xx-avcore.o cx231xx-pcb-cfg.o cx231xx-vbi.o
+
+cx231xx-alsa-objs := cx231xx-audio.o
+
+obj-$(CONFIG_VIDEO_CX231XX) += cx231xx.o
+obj-$(CONFIG_VIDEO_CX231XX_ALSA) += cx231xx-alsa.o
+obj-$(CONFIG_VIDEO_CX231XX_DVB) += cx231xx-dvb.o
+
+EXTRA_CFLAGS += -Idrivers/media/video
+EXTRA_CFLAGS += -Idrivers/media/common/tuners
+EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core
+EXTRA_CFLAGS += -Idrivers/media/dvb/frontends
+
diff --git a/linux/drivers/media/video/cx231xx/cx231xx-audio.c b/linux/drivers/media/video/cx231xx/cx231xx-audio.c
new file mode 100644
index 000000000..b6f099042
--- /dev/null
+++ b/linux/drivers/media/video/cx231xx/cx231xx-audio.c
@@ -0,0 +1,667 @@
+/*
+ *  Conexant Cx231xx audio extension
+ *
+ *  Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
+ *       Based on em28xx driver
+ *
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/kernel.h>
+#include <linux/usb.h>
+#include <linux/init.h>
+#include <linux/sound.h>
+#include <linux/spinlock.h>
+#include <linux/soundcard.h>
+#include <linux/slab.h>
+#include <linux/vmalloc.h>
+#include <linux/proc_fs.h>
+#include <linux/module.h>
+#include "compat.h"
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/info.h>
+#include <sound/initval.h>
+#include <sound/control.h>
+#include <media/v4l2-common.h>
+#include "cx231xx.h"
+
+static int debug;
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "activates debug info");
+
+#define dprintk(fmt, arg...) do {					\
+		if (debug)						\
+			printk(KERN_INFO "cx231xx-audio %s: " fmt,	\
+				__func__, ##arg); 			\
+	} while (0)
+
+static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
+
+static int cx231xx_isoc_audio_deinit(struct cx231xx *dev)
+{
+	int i;
+
+	dprintk("Stopping isoc\n");
+
+	for (i = 0; i < CX231XX_AUDIO_BUFS; i++) {
+		if (dev->adev.urb[i]) {
+			if (!irqs_disabled())
+				usb_kill_urb(dev->adev.urb[i]);
+			else
+				usb_unlink_urb(dev->adev.urb[i]);
+
+			usb_free_urb(dev->adev.urb[i]);
+			dev->adev.urb[i] = NULL;
+
+			kfree(dev->adev.transfer_buffer[i]);
+			dev->adev.transfer_buffer[i] = NULL;
+		}
+	}
+
+	return 0;
+}
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)
+static void cx231xx_audio_isocirq(struct urb *urb, struct pt_regs *regs)
+#else
+static void cx231xx_audio_isocirq(struct urb *urb)
+#endif
+{
+	struct cx231xx *dev = urb->context;
+	int i;
+	unsigned int oldptr;
+#ifdef NO_PCM_LOCK
+	unsigned long flags;
+#endif
+	int period_elapsed = 0;
+	int status;
+	unsigned char *cp;
+	unsigned int stride;
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 16)
+	snd_pcm_substream_t *substream;
+	snd_pcm_runtime_t *runtime;
+#else
+	struct snd_pcm_substream *substream;
+	struct snd_pcm_runtime *runtime;
+#endif
+
+	switch (urb->status) {
+	case 0:		/* success */
+	case -ETIMEDOUT:	/* NAK */
+		break;
+	case -ECONNRESET:	/* kill */
+	case -ENOENT:
+	case -ESHUTDOWN:
+		return;
+	default:		/* error */
+		dprintk("urb completition error %d.\n", urb->status);
+		break;
+	}
+
+	if (dev->adev.capture_pcm_substream) {
+		substream = dev->adev.capture_pcm_substream;
+		runtime = substream->runtime;
+		stride = runtime->frame_bits >> 3;
+
+		for (i = 0; i < urb->number_of_packets; i++) {
+			int length = urb->iso_frame_desc[i].actual_length /
+				     stride;
+			cp = (unsigned char *)urb->transfer_buffer +
+					      urb->iso_frame_desc[i].offset;
+
+			if (!length)
+				continue;
+
+#ifdef NO_PCM_LOCK
+			spin_lock_irqsave(&dev->adev.slock, flags);
+#endif
+			oldptr = dev->adev.hwptr_done_capture;
+			if (oldptr + length >= runtime->buffer_size) {
+				unsigned int cnt;
+
+				cnt = runtime->buffer_size - oldptr;
+				memcpy(runtime->dma_area + oldptr * stride, cp,
+				       cnt * stride);
+				memcpy(runtime->dma_area, cp + cnt * stride,
+				       length * stride - cnt * stride);
+			} else {
+				memcpy(runtime->dma_area + oldptr * stride, cp,
+				       length * stride);
+			}
+
+#ifndef NO_PCM_LOCK
+			snd_pcm_stream_lock(substream);
+#endif
+
+			dev->adev.hwptr_done_capture += length;
+			if (dev->adev.hwptr_done_capture >=
+						runtime->buffer_size)
+				dev->adev.hwptr_done_capture -=
+						runtime->buffer_size;
+
+			dev->adev.capture_transfer_done += length;
+			if (dev->adev.capture_transfer_done >=
+				runtime->period_size) {
+				dev->adev.capture_transfer_done -=
+						runtime->period_size;
+				period_elapsed = 1;
+			}
+#ifdef NO_PCM_LOCK
+			spin_unlock_irqrestore(&dev->adev.slock, flags);
+#else
+			snd_pcm_stream_unlock(substream);
+#endif
+		}
+		if (period_elapsed)
+			snd_pcm_period_elapsed(substream);
+	}
+	urb->status = 0;
+
+	status = usb_submit_urb(urb, GFP_ATOMIC);
+	if (status < 0) {
+		cx231xx_errdev("resubmit of audio urb failed (error=%i)\n",
+			       status);
+	}
+	return;
+}
+
+static int cx231xx_init_audio_isoc(struct cx231xx *dev)
+{
+	int i, errCode;
+	int sb_size;
+
+	cx231xx_info("%s: Starting AUDIO transfers\n", __func__);
+
+	sb_size = CX231XX_NUM_AUDIO_PACKETS * dev->adev.max_pkt_size;
+
+	for (i = 0; i < CX231XX_AUDIO_BUFS; i++) {
+		struct urb *urb;
+		int j, k;
+
+		dev->adev.transfer_buffer[i] = kmalloc(sb_size, GFP_ATOMIC);
+		if (!dev->adev.transfer_buffer[i])
+			return -ENOMEM;
+
+		memset(dev->adev.transfer_buffer[i], 0x80, sb_size);
+		urb = usb_alloc_urb(CX231XX_NUM_AUDIO_PACKETS, GFP_ATOMIC);
+		if (!urb) {
+			cx231xx_errdev("usb_alloc_urb failed!\n");
+			for (j = 0; j < i; j++) {
+				usb_free_urb(dev->adev.urb[j]);
+				kfree(dev->adev.transfer_buffer[j]);
+			}
+			return -ENOMEM;
+		}
+
+		urb->dev = dev->udev;
+		urb->context = dev;
+		urb->pipe = usb_rcvisocpipe(dev->udev,
+						dev->adev.end_point_addr);
+		urb->transfer_flags = URB_ISO_ASAP;
+		urb->transfer_buffer = dev->adev.transfer_buffer[i];
+		urb->interval = 1;
+		urb->complete = cx231xx_audio_isocirq;
+		urb->number_of_packets = CX231XX_NUM_AUDIO_PACKETS;
+		urb->transfer_buffer_length = sb_size;
+
+		for (j = k = 0; j < CX231XX_NUM_AUDIO_PACKETS;
+			j++, k += dev->adev.max_pkt_size) {
+			urb->iso_frame_desc[j].offset = k;
+			urb->iso_frame_desc[j].length = dev->adev.max_pkt_size;
+		}
+		dev->adev.urb[i] = urb;
+	}
+
+	for (i = 0; i < CX231XX_AUDIO_BUFS; i++) {
+		errCode = usb_submit_urb(dev->adev.urb[i], GFP_ATOMIC);
+		if (errCode < 0) {
+			cx231xx_isoc_audio_deinit(dev);
+			return errCode;
+		}
+	}
+
+	return errCode;
+}
+
+static int cx231xx_cmd(struct cx231xx *dev, int cmd, int arg)
+{
+	dprintk("%s transfer\n", (dev->adev.capture_stream == STREAM_ON) ?
+		"stop" : "start");
+
+	switch (cmd) {
+	case CX231XX_CAPTURE_STREAM_EN:
+		if (dev->adev.capture_stream == STREAM_OFF && arg == 1) {
+			dev->adev.capture_stream = STREAM_ON;
+			cx231xx_init_audio_isoc(dev);
+		} else if (dev->adev.capture_stream == STREAM_ON && arg == 0) {
+			dev->adev.capture_stream = STREAM_OFF;
+			cx231xx_isoc_audio_deinit(dev);
+		} else {
+			cx231xx_errdev("An underrun very likely occurred. "
+				       "Ignoring it.\n");
+		}
+		return 0;
+	default:
+		return -EINVAL;
+	}
+}
+
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 16)
+static int snd_pcm_alloc_vmalloc_buffer(snd_pcm_substream_t *subs, size_t size)
+#else
+static int snd_pcm_alloc_vmalloc_buffer(struct snd_pcm_substream *subs,
+					size_t size)
+#endif
+{
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 16)
+	snd_pcm_runtime_t *runtime = subs->runtime;
+#else
+	struct snd_pcm_runtime *runtime = subs->runtime;
+#endif
+
+	dprintk("Allocating vbuffer\n");
+	if (runtime->dma_area) {
+		if (runtime->dma_bytes > size)
+			return 0;
+
+		vfree(runtime->dma_area);
+	}
+	runtime->dma_area = vmalloc(size);
+	if (!runtime->dma_area)
+		return -ENOMEM;
+
+	runtime->dma_bytes = size;
+
+	return 0;
+}
+
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 16)
+static snd_pcm_hardware_t snd_cx231xx_hw_capture = {
+#else
+static struct snd_pcm_hardware snd_cx231xx_hw_capture = {
+#endif
+	.info = SNDRV_PCM_INFO_BLOCK_TRANSFER 	|
+	    SNDRV_PCM_INFO_MMAP 		|
+	    SNDRV_PCM_INFO_INTERLEAVED 		|
+	    SNDRV_PCM_INFO_MMAP_VALID,
+
+	.formats = SNDRV_PCM_FMTBIT_S16_LE,
+
+	.rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_KNOT,
+
+	.rate_min = 48000,
+	.rate_max = 48000,
+	.channels_min = 2,
+	.channels_max = 2,
+	.buffer_bytes_max = 62720 * 8,	/* just about the value in usbaudio.c */
+	.period_bytes_min = 64,		/* 12544/2, */
+	.period_bytes_max = 12544,
+	.periods_min = 2,
+	.periods_max = 98,		/* 12544, */
+};
+
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 16)
+static int snd_cx231xx_capture_open(snd_pcm_substream_t *substream)
+#else
+static int snd_cx231xx_capture_open(struct snd_pcm_substream *substream)
+#endif
+{
+	struct cx231xx *dev = snd_pcm_substream_chip(substream);
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 16)
+	snd_pcm_runtime_t *runtime = substream->runtime;
+#else
+	struct snd_pcm_runtime *runtime = substream->runtime;
+#endif
+	int ret = 0;
+
+	dprintk("opening device and trying to acquire exclusive lock\n");
+
+	if (!dev) {
+		cx231xx_errdev("BUG: cx231xx can't find device struct."
+			       " Can't proceed with open\n");
+		return -ENODEV;
+	}
+
+	/* Sets volume, mute, etc */
+	dev->mute = 0;
+
+	/* set alternate setting for audio interface */
+	/* 1 - 48000 samples per sec */
+	ret = cx231xx_set_alt_setting(dev, INDEX_AUDIO, 1);
+	if (ret < 0) {
+		cx231xx_errdev("failed to set alternate setting !\n");
+
+		return ret;
+	}
+
+	/* inform hardware to start streaming */
+	ret = cx231xx_capture_start(dev, 1, Audio);
+
+	runtime->hw = snd_cx231xx_hw_capture;
+
+	mutex_lock(&dev->lock);
+	dev->adev.users++;
+	mutex_unlock(&dev->lock);
+
+	snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
+	dev->adev.capture_pcm_substream = substream;
+	runtime->private_data = dev;
+
+	return 0;
+}
+
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 16)
+static int snd_cx231xx_pcm_close(snd_pcm_substream_t *substream)
+#else
+static int snd_cx231xx_pcm_close(struct snd_pcm_substream *substream)
+#endif
+{
+	int ret;
+	struct cx231xx *dev = snd_pcm_substream_chip(substream);
+
+	dprintk("closing device\n");
+
+	/* set alternate setting for audio interface */
+	/* 1 - 48000 samples per sec */
+	ret = cx231xx_set_alt_setting(dev, INDEX_AUDIO, 0);
+	if (ret < 0) {
+		cx231xx_errdev("failed to set alternate setting !\n");
+
+		return ret;
+	}
+
+	/* inform hardware to start streaming */
+	ret = cx231xx_capture_start(dev, 0, Audio);
+
+	dev->mute = 1;
+	mutex_lock(&dev->lock);
+	dev->adev.users--;
+	mutex_unlock(&dev->lock);
+
+	if (dev->adev.users == 0 && dev->adev.shutdown == 1) {
+		dprintk("audio users: %d\n", dev->adev.users);
+		dprintk("disabling audio stream!\n");
+		dev->adev.shutdown = 0;
+		dprintk("released lock\n");
+		cx231xx_cmd(dev, CX231XX_CAPTURE_STREAM_EN, 0);
+	}
+	return 0;
+}
+
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 16)
+static int snd_cx231xx_hw_capture_params(snd_pcm_substream_t *substream,
+					 snd_pcm_hw_params_t *hw_params)
+#else
+static int snd_cx231xx_hw_capture_params(struct snd_pcm_substream *substream,
+					 struct snd_pcm_hw_params *hw_params)
+#endif
+{
+	unsigned int channels, rate, format;
+	int ret;
+
+	dprintk("Setting capture parameters\n");
+
+	ret = snd_pcm_alloc_vmalloc_buffer(substream,
+					   params_buffer_bytes(hw_params));
+	format = params_format(hw_params);
+	rate = params_rate(hw_params);
+	channels = params_channels(hw_params);
+
+	/* TODO: set up cx231xx audio chip to deliver the correct audio format,
+	   current default is 48000hz multiplexed => 96000hz mono
+	   which shouldn't matter since analogue TV only supports mono */
+	return 0;
+}
+
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 16)
+static int snd_cx231xx_hw_capture_free(snd_pcm_substream_t *substream)
+#else
+static int snd_cx231xx_hw_capture_free(struct snd_pcm_substream *substream)
+#endif
+{
+	struct cx231xx *dev = snd_pcm_substream_chip(substream);
+
+	dprintk("Stop capture, if needed\n");
+
+	if (dev->adev.capture_stream == STREAM_ON)
+		cx231xx_cmd(dev, CX231XX_CAPTURE_STREAM_EN, CX231XX_STOP_AUDIO);
+
+	return 0;
+}
+
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 16)
+static int snd_cx231xx_prepare(snd_pcm_substream_t *substream)
+#else
+static int snd_cx231xx_prepare(struct snd_pcm_substream *substream)
+#endif
+{
+	return 0;
+}
+
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 16)
+static int snd_cx231xx_capture_trigger(snd_pcm_substream_t *substream, int cmd)
+#else
+static int snd_cx231xx_capture_trigger(struct snd_pcm_substream *substream,
+				       int cmd)
+#endif
+{
+	struct cx231xx *dev = snd_pcm_substream_chip(substream);
+	int retval;
+
+	dprintk("Should %s capture\n", (cmd == SNDRV_PCM_TRIGGER_START) ?
+		"start" : "stop");
+
+	spin_lock(&dev->adev.slock);
+	switch (cmd) {
+	case SNDRV_PCM_TRIGGER_START:
+		cx231xx_cmd(dev, CX231XX_CAPTURE_STREAM_EN,
+			    CX231XX_START_AUDIO);
+		retval = 0;
+		break;
+	case SNDRV_PCM_TRIGGER_STOP:
+		cx231xx_cmd(dev, CX231XX_CAPTURE_STREAM_EN, CX231XX_STOP_AUDIO);
+		retval = 0;
+		break;
+	default:
+		retval = -EINVAL;
+	}
+
+	spin_unlock(&dev->adev.slock);
+	return retval;
+}
+
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 16)
+static snd_pcm_uframes_t snd_cx231xx_capture_pointer(snd_pcm_substream_t
+						     *substream)
+#else
+static snd_pcm_uframes_t snd_cx231xx_capture_pointer(struct snd_pcm_substream
+						     *substream)
+#endif
+{
+	struct cx231xx *dev;
+	unsigned long flags;
+	snd_pcm_uframes_t hwptr_done;
+
+	dev = snd_pcm_substream_chip(substream);
+
+	spin_lock_irqsave(&dev->adev.slock, flags);
+	hwptr_done = dev->adev.hwptr_done_capture;
+	spin_unlock_irqrestore(&dev->adev.slock, flags);
+
+	return hwptr_done;
+}
+
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 16)
+static struct page *snd_pcm_get_vmalloc_page(snd_pcm_substream_t * subs,
+					     unsigned long offset)
+#else
+static struct page *snd_pcm_get_vmalloc_page(struct snd_pcm_substream *subs,
+					     unsigned long offset)
+#endif
+{
+	void *pageptr = subs->runtime->dma_area + offset;
+
+	return vmalloc_to_page(pageptr);
+}
+
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 16)
+static snd_pcm_ops_t snd_cx231xx_pcm_capture = {
+#else
+static struct snd_pcm_ops snd_cx231xx_pcm_capture = {
+#endif
+	.open = snd_cx231xx_capture_open,
+	.close = snd_cx231xx_pcm_close,
+	.ioctl = snd_pcm_lib_ioctl,
+	.hw_params = snd_cx231xx_hw_capture_params,
+	.hw_free = snd_cx231xx_hw_capture_free,
+	.prepare = snd_cx231xx_prepare,
+	.trigger = snd_cx231xx_capture_trigger,
+	.pointer = snd_cx231xx_capture_pointer,
+	.page = snd_pcm_get_vmalloc_page,
+};
+
+static int cx231xx_audio_init(struct cx231xx *dev)
+{
+	struct cx231xx_audio *adev = &dev->adev;
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 16)
+	snd_pcm_t *pcm;
+	snd_card_t *card;
+#else
+	struct snd_pcm *pcm;
+	struct snd_card *card;
+#endif
+	static int devnr;
+	int err;
+	struct usb_interface *uif;
+	int i, isoc_pipe = 0;
+
+	if (dev->has_alsa_audio != 1) {
+		/* This device does not support the extension (in this case
+		   the device is expecting the snd-usb-audio module or
+		   doesn't have analog audio support at all) */
+		return 0;
+	}
+
+	cx231xx_info("cx231xx-audio.c: probing for cx231xx "
+		     "non standard usbaudio\n");
+
+	card = snd_card_new(index[devnr], "Cx231xx Audio", THIS_MODULE, 0);
+	if (card == NULL)
+		return -ENOMEM;
+
+	spin_lock_init(&adev->slock);
+	err = snd_pcm_new(card, "Cx231xx Audio", 0, 0, 1, &pcm);
+	if (err < 0) {
+		snd_card_free(card);
+		return err;
+	}
+
+	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
+			&snd_cx231xx_pcm_capture);
+	pcm->info_flags = 0;
+	pcm->private_data = dev;
+	strcpy(pcm->name, "Conexant cx231xx Capture");
+	strcpy(card->driver, "Conexant cx231xx Audio");
+	strcpy(card->shortname, "Cx231xx Audio");
+	strcpy(card->longname, "Conexant cx231xx Audio");
+
+	err = snd_card_register(card);
+	if (err < 0) {
+		snd_card_free(card);
+		return err;
+	}
+	adev->sndcard = card;
+	adev->udev = dev->udev;
+
+	/* compute alternate max packet sizes for Audio */
+	uif =
+	    dev->udev->actconfig->interface[dev->current_pcb_config.
+					    hs_config_info[0].interface_info.
+					    audio_index + 1];
+
+	adev->end_point_addr =
+	    le16_to_cpu(uif->altsetting[0].endpoint[isoc_pipe].desc.
+			bEndpointAddress);
+
+	adev->num_alt = uif->num_altsetting;
+	cx231xx_info(": EndPoint Addr 0x%x, Alternate settings: %i\n",
+		     adev->end_point_addr, adev->num_alt);
+	adev->alt_max_pkt_size = kmalloc(32 * adev->num_alt, GFP_KERNEL);
+
+	if (adev->alt_max_pkt_size == NULL) {
+		cx231xx_errdev("out of memory!\n");
+		return -ENOMEM;
+	}
+
+	for (i = 0; i < adev->num_alt; i++) {
+		u16 tmp =
+		    le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].desc.
+				wMaxPacketSize);
+		adev->alt_max_pkt_size[i] =
+		    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
+		cx231xx_info("Alternate setting %i, max size= %i\n", i,
+			     adev->alt_max_pkt_size[i]);
+	}
+
+	return 0;
+}
+
+static int cx231xx_audio_fini(struct cx231xx *dev)
+{
+	if (dev == NULL)
+		return 0;
+
+	if (dev->has_alsa_audio != 1) {
+		/* This device does not support the extension (in this case
+		   the device is expecting the snd-usb-audio module or
+		   doesn't have analog audio support at all) */
+		return 0;
+	}
+
+	if (dev->adev.sndcard) {
+		snd_card_free(dev->adev.sndcard);
+		kfree(dev->adev.alt_max_pkt_size);
+		dev->adev.sndcard = NULL;
+	}
+
+	return 0;
+}
+
+static struct cx231xx_ops audio_ops = {
+	.id = CX231XX_AUDIO,
+	.name = "Cx231xx Audio Extension",
+	.init = cx231xx_audio_init,
+	.fini = cx231xx_audio_fini,
+};
+
+static int __init cx231xx_alsa_register(void)
+{
+	return cx231xx_register_extension(&audio_ops);
+}
+
+static void __exit cx231xx_alsa_unregister(void)
+{
+	cx231xx_unregister_extension(&audio_ops);
+}
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Srinivasa Deevi <srinivasa.deevi@conexant.com>");
+MODULE_DESCRIPTION("Cx231xx Audio driver");
+
+module_init(cx231xx_alsa_register);
+module_exit(cx231xx_alsa_unregister);
diff --git a/linux/drivers/media/video/cx231xx/cx231xx-avcore.c b/linux/drivers/media/video/cx231xx/cx231xx-avcore.c
new file mode 100644
index 000000000..226299d62
--- /dev/null
+++ b/linux/drivers/media/video/cx231xx/cx231xx-avcore.c
@@ -0,0 +1,2780 @@
+/*
+   cx231xx_avcore.c - driver for Conexant Cx23100/101/102
+		      USB video capture devices
+
+   Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
+
+   This program contains the specific code to control the avdecoder chip and
+   other related usb control functions for cx231xx based chipset.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/bitmap.h>
+#include <linux/usb.h>
+#include <linux/i2c.h>
+#include <linux/version.h>
+#include <linux/mm.h>
+#include <linux/mutex.h>
+
+#include <media/v4l2-common.h>
+#include <media/v4l2-ioctl.h>
+#include <media/v4l2-chip-ident.h>
+
+#include "cx231xx.h"
+
+/******************************************************************************
+ *            C O L I B R I - B L O C K    C O N T R O L   functions          *
+ ******************************************************************************/
+int cx231xx_colibri_init_super_block(struct cx231xx *dev, u32 ref_count)
+{
+	int status = 0;
+	u8 temp = 0;
+	u32 colibri_power_status = 0;
+	int i = 0;
+
+	/* super block initialize */
+	temp = (u8) (ref_count & 0xff);
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+					SUP_BLK_TUNE2, 2, temp, 1);
+	if (status < 0)
+		return status;
+
+	status = cx231xx_read_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				       SUP_BLK_TUNE2, 2,
+				       &colibri_power_status, 1);
+	if (status < 0)
+		return status;
+
+	temp = (u8) ((ref_count & 0x300) >> 8);
+	temp |= 0x40;
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+					SUP_BLK_TUNE1, 2, temp, 1);
+	if (status < 0)
+		return status;
+
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+					SUP_BLK_PLL2, 2, 0x0f, 1);
+	if (status < 0)
+		return status;
+
+	/* enable pll     */
+	while (colibri_power_status != 0x18) {
+		status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+						SUP_BLK_PWRDN, 2, 0x18, 1);
+		if (status < 0) {
+			cx231xx_info(
+			": Init Super Block failed in send cmd\n");
+			break;
+		}
+
+		status = cx231xx_read_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+					       SUP_BLK_PWRDN, 2,
+					       &colibri_power_status, 1);
+		colibri_power_status &= 0xff;
+		if (status < 0) {
+			cx231xx_info(
+			": Init Super Block failed in receive cmd\n");
+			break;
+		}
+		i++;
+		if (i == 10) {
+			cx231xx_info(
+			": Init Super Block force break in loop !!!!\n");
+			status = -1;
+			break;
+		}
+	}
+
+	if (status < 0)
+		return status;
+
+	/* start tuning filter */
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+					SUP_BLK_TUNE3, 2, 0x40, 1);
+	if (status < 0)
+		return status;
+
+	msleep(5);
+
+	/* exit tuning */
+	status =
+	    cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS, SUP_BLK_TUNE3,
+				   2, 0x00, 1);
+
+	return status;
+}
+
+int cx231xx_colibri_init_channels(struct cx231xx *dev)
+{
+	int status = 0;
+
+	/* power up all 3 channels, clear pd_buffer */
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				   ADC_PWRDN_CLAMP_CH1, 2, 0x00, 1);
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				   ADC_PWRDN_CLAMP_CH2, 2, 0x00, 1);
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				   ADC_PWRDN_CLAMP_CH3, 2, 0x00, 1);
+
+	/* Enable quantizer calibration */
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+					ADC_COM_QUANT, 2, 0x02, 1);
+
+	/* channel initialize, force modulator (fb) reset */
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				   ADC_FB_FRCRST_CH1, 2, 0x17, 1);
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				   ADC_FB_FRCRST_CH2, 2, 0x17, 1);
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				   ADC_FB_FRCRST_CH3, 2, 0x17, 1);
+
+	/* start quantilizer calibration  */
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				   ADC_CAL_ATEST_CH1, 2, 0x10, 1);
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				   ADC_CAL_ATEST_CH2, 2, 0x10, 1);
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				   ADC_CAL_ATEST_CH3, 2, 0x10, 1);
+	msleep(5);
+
+	/* exit modulator (fb) reset */
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				   ADC_FB_FRCRST_CH1, 2, 0x07, 1);
+	status =  cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				   ADC_FB_FRCRST_CH2, 2, 0x07, 1);
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				   ADC_FB_FRCRST_CH3, 2, 0x07, 1);
+
+	/* enable the pre_clamp in each channel for single-ended input */
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				   ADC_NTF_PRECLMP_EN_CH1, 2, 0xf0, 1);
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				   ADC_NTF_PRECLMP_EN_CH2, 2, 0xf0, 1);
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				   ADC_NTF_PRECLMP_EN_CH3, 2, 0xf0, 1);
+
+	/* use diode instead of resistor, so set term_en to 0, res_en to 0  */
+	status = cx231xx_reg_mask_write(dev, Colibri_DEVICE_ADDRESS, 8,
+				   ADC_QGAIN_RES_TRM_CH1, 3, 7, 0x00);
+	status = cx231xx_reg_mask_write(dev, Colibri_DEVICE_ADDRESS, 8,
+				   ADC_QGAIN_RES_TRM_CH2, 3, 7, 0x00);
+	status = cx231xx_reg_mask_write(dev, Colibri_DEVICE_ADDRESS, 8,
+				   ADC_QGAIN_RES_TRM_CH3, 3, 7, 0x00);
+
+	/* dynamic element matching off */
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				   ADC_DCSERVO_DEM_CH1, 2, 0x03, 1);
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				   ADC_DCSERVO_DEM_CH2, 2, 0x03, 1);
+	status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				   ADC_DCSERVO_DEM_CH3, 2, 0x03, 1);
+
+	return status;
+}
+
+int cx231xx_colibri_setup_AFE_for_baseband(struct cx231xx *dev)
+{
+	u32 c_value = 0;
+	int status = 0;
+
+	status =
+	    cx231xx_read_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				  ADC_PWRDN_CLAMP_CH2, 2, &c_value, 1);
+	c_value &= (~(0x50));
+	status =
+	    cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+				   ADC_PWRDN_CLAMP_CH2, 2, c_value, 1);
+
+	return status;
+}
+
+/*
+	The Analog Front End in Cx231xx has 3 channels. These
+	channels are used to share between different inputs
+	like tuner, s-video and composite inputs.
+
+	channel 1 ----- pin 1  to pin4(in reg is 1-4)
+	channel 2 ----- pin 5  to pin8(in reg is 5-8)
+	channel 3 ----- pin 9 to pin 12(in reg is 9-11)
+*/
+int cx231xx_colibri_set_input_mux(struct cx231xx *dev, u32 input_mux)
+{
+	u8 ch1_setting = (u8) input_mux;
+	u8 ch2_setting = (u8) (input_mux >> 8);
+	u8 ch3_setting = (u8) (input_mux >> 16);
+	int status = 0;
+	u32 value = 0;
+
+	if (ch1_setting != 0) {
+		status =
+		    cx231xx_read_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+					  ADC_INPUT_CH1, 2, &value, 1);
+		value &= (!INPUT_SEL_MASK);
+		value |= (ch1_setting - 1) << 4;
+		value &= 0xff;
+		status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+					   ADC_INPUT_CH1, 2, value, 1);
+	}
+
+	if (ch2_setting != 0) {
+		status =
+		    cx231xx_read_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+					  ADC_INPUT_CH2, 2, &value, 1);
+		value &= (!INPUT_SEL_MASK);
+		value |= (ch2_setting - 1) << 4;
+		value &= 0xff;
+		status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+					   ADC_INPUT_CH2, 2, value, 1);
+	}
+
+	/* For ch3_setting, the value to put in the register is
+	   7 less than the input number */
+	if (ch3_setting != 0) {
+		status = cx231xx_read_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+					  ADC_INPUT_CH3, 2, &value, 1);
+		value &= (!INPUT_SEL_MASK);
+		value |= (ch3_setting - 1) << 4;
+		value &= 0xff;
+		status = cx231xx_write_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+					   ADC_INPUT_CH3, 2, value, 1);
+	}
+
+	return status;
+}
+
+int cx231xx_colibri_set_mode(struct cx231xx *dev, enum AFE_MODE mode)
+{
+	int status = 0;
+
+	/*
+	* FIXME: We need to implement the AFE code for LOW IF and for HI IF.
+	* Currently, only baseband works.
+	*/
+
+	switch (mode) {
+	case AFE_MODE_LOW_IF:
+		/* SetupAFEforLowIF();  */
+		break;
+	case AFE_MODE_BASEBAND:
+		status = cx231xx_colibri_setup_AFE_for_baseband(dev);
+		break;
+	case AFE_MODE_EU_HI_IF:
+		/* SetupAFEforEuHiIF(); */
+		break;
+	case AFE_MODE_US_HI_IF:
+		/* SetupAFEforUsHiIF(); */
+		break;
+	case AFE_MODE_JAPAN_HI_IF:
+		/* SetupAFEforJapanHiIF(); */
+		break;
+	}
+
+	if ((mode != dev->colibri_mode) &&
+		(dev->video_input == CX231XX_VMUX_TELEVISION))
+		status = cx231xx_colibri_adjust_ref_count(dev,
+						     CX231XX_VMUX_TELEVISION);
+
+	dev->colibri_mode = mode;
+
+	return status;
+}
+
+int cx231xx_colibri_update_power_control(struct cx231xx *dev,
+					enum AV_MODE avmode)
+{
+	u32 colibri_power_status = 0;
+	int status = 0;
+
+	switch (dev->model) {
+	case CX231XX_BOARD_CNXT_RDE_250:
+	case CX231XX_BOARD_CNXT_RDU_250:
+		if (avmode == POLARIS_AVMODE_ANALOGT_TV) {
+			while (colibri_power_status != (FLD_PWRDN_TUNING_BIAS |
+						FLD_PWRDN_ENABLE_PLL)) {
+				status = cx231xx_write_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							SUP_BLK_PWRDN, 2,
+							FLD_PWRDN_TUNING_BIAS |
+							FLD_PWRDN_ENABLE_PLL,
+							1);
+				status |= cx231xx_read_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							SUP_BLK_PWRDN, 2,
+							&colibri_power_status,
+							1);
+				if (status < 0)
+					break;
+			}
+
+			status = cx231xx_write_i2c_data(dev,
+						   Colibri_DEVICE_ADDRESS,
+						   ADC_PWRDN_CLAMP_CH1, 2, 0x00,
+						   1);
+			status |= cx231xx_write_i2c_data(dev,
+						   Colibri_DEVICE_ADDRESS,
+						   ADC_PWRDN_CLAMP_CH2, 2, 0x00,
+						   1);
+			status |= cx231xx_write_i2c_data(dev,
+						   Colibri_DEVICE_ADDRESS,
+						   ADC_PWRDN_CLAMP_CH3, 2, 0x00,
+						   1);
+		} else if (avmode == POLARIS_AVMODE_DIGITAL) {
+			status = cx231xx_write_i2c_data(dev,
+						   Colibri_DEVICE_ADDRESS,
+						   ADC_PWRDN_CLAMP_CH1, 2, 0x70,
+						   1);
+			status |= cx231xx_write_i2c_data(dev,
+						   Colibri_DEVICE_ADDRESS,
+						   ADC_PWRDN_CLAMP_CH2, 2, 0x70,
+						   1);
+			status |= cx231xx_write_i2c_data(dev,
+						   Colibri_DEVICE_ADDRESS,
+						   ADC_PWRDN_CLAMP_CH3, 2, 0x70,
+						   1);
+
+			status |= cx231xx_read_i2c_data(dev,
+						  Colibri_DEVICE_ADDRESS,
+						  SUP_BLK_PWRDN, 2,
+						  &colibri_power_status, 1);
+			colibri_power_status |= FLD_PWRDN_PD_BANDGAP |
+						FLD_PWRDN_PD_BIAS |
+						FLD_PWRDN_PD_TUNECK;
+			status |= cx231xx_write_i2c_data(dev,
+						   Colibri_DEVICE_ADDRESS,
+						   SUP_BLK_PWRDN, 2,
+						   colibri_power_status, 1);
+		} else if (avmode == POLARIS_AVMODE_ENXTERNAL_AV) {
+			while (colibri_power_status != (FLD_PWRDN_TUNING_BIAS |
+						FLD_PWRDN_ENABLE_PLL)) {
+				status = cx231xx_write_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							SUP_BLK_PWRDN, 2,
+							FLD_PWRDN_TUNING_BIAS |
+							FLD_PWRDN_ENABLE_PLL,
+							1);
+				status |= cx231xx_read_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							SUP_BLK_PWRDN, 2,
+							&colibri_power_status,
+							1);
+				if (status < 0)
+					break;
+			}
+
+			status |= cx231xx_write_i2c_data(dev,
+						   Colibri_DEVICE_ADDRESS,
+						   ADC_PWRDN_CLAMP_CH1, 2, 0x00,
+						   1);
+			status |= cx231xx_write_i2c_data(dev,
+						   Colibri_DEVICE_ADDRESS,
+						   ADC_PWRDN_CLAMP_CH2, 2, 0x00,
+						   1);
+			status |= cx231xx_write_i2c_data(dev,
+						   Colibri_DEVICE_ADDRESS,
+						   ADC_PWRDN_CLAMP_CH3, 2, 0x00,
+						   1);
+		} else {
+			cx231xx_info("Invalid AV mode input\n");
+			status = -1;
+		}
+		break;
+	default:
+		if (avmode == POLARIS_AVMODE_ANALOGT_TV) {
+			while (colibri_power_status != (FLD_PWRDN_TUNING_BIAS |
+						FLD_PWRDN_ENABLE_PLL)) {
+				status = cx231xx_write_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							SUP_BLK_PWRDN, 2,
+							FLD_PWRDN_TUNING_BIAS |
+							FLD_PWRDN_ENABLE_PLL,
+							1);
+				status |= cx231xx_read_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							SUP_BLK_PWRDN, 2,
+							&colibri_power_status,
+							1);
+				if (status < 0)
+					break;
+			}
+
+			status |= cx231xx_write_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							ADC_PWRDN_CLAMP_CH1, 2,
+							0x40, 1);
+			status |= cx231xx_write_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							ADC_PWRDN_CLAMP_CH2, 2,
+							0x40, 1);
+			status |= cx231xx_write_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							ADC_PWRDN_CLAMP_CH3, 2,
+							0x00, 1);
+		} else if (avmode == POLARIS_AVMODE_DIGITAL) {
+			status = cx231xx_write_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							ADC_PWRDN_CLAMP_CH1, 2,
+							0x70, 1);
+			status |= cx231xx_write_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							ADC_PWRDN_CLAMP_CH2, 2,
+							0x70, 1);
+			status |= cx231xx_write_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							ADC_PWRDN_CLAMP_CH3, 2,
+							0x70, 1);
+
+			status |= cx231xx_read_i2c_data(dev,
+						       Colibri_DEVICE_ADDRESS,
+						       SUP_BLK_PWRDN, 2,
+						       &colibri_power_status,
+						       1);
+			colibri_power_status |= FLD_PWRDN_PD_BANDGAP |
+						FLD_PWRDN_PD_BIAS |
+						FLD_PWRDN_PD_TUNECK;
+			status |= cx231xx_write_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							SUP_BLK_PWRDN, 2,
+							colibri_power_status,
+							1);
+		} else if (avmode == POLARIS_AVMODE_ENXTERNAL_AV) {
+			while (colibri_power_status != (FLD_PWRDN_TUNING_BIAS |
+						FLD_PWRDN_ENABLE_PLL)) {
+				status = cx231xx_write_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							SUP_BLK_PWRDN, 2,
+							FLD_PWRDN_TUNING_BIAS |
+							FLD_PWRDN_ENABLE_PLL,
+							1);
+				status |= cx231xx_read_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							SUP_BLK_PWRDN, 2,
+							&colibri_power_status,
+							1);
+				if (status < 0)
+					break;
+			}
+
+			status |= cx231xx_write_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							ADC_PWRDN_CLAMP_CH1, 2,
+							0x00, 1);
+			status |= cx231xx_write_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							ADC_PWRDN_CLAMP_CH2, 2,
+							0x00, 1);
+			status |= cx231xx_write_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							ADC_PWRDN_CLAMP_CH3, 2,
+							0x40, 1);
+		} else {
+			cx231xx_info("Invalid AV mode input\n");
+			status = -1;
+		}
+	}			/* switch  */
+
+	return status;
+}
+
+int cx231xx_colibri_adjust_ref_count(struct cx231xx *dev, u32 video_input)
+{
+	u32 input_mode = 0;
+	u32 ntf_mode = 0;
+	int status = 0;
+
+	dev->video_input = video_input;
+
+	if (video_input == CX231XX_VMUX_TELEVISION) {
+		status = cx231xx_read_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+					  ADC_INPUT_CH3, 2, &input_mode, 1);
+		status = cx231xx_read_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+					  ADC_NTF_PRECLMP_EN_CH3, 2, &ntf_mode,
+					  1);
+	} else {
+		status = cx231xx_read_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+					  ADC_INPUT_CH1, 2, &input_mode, 1);
+		status = cx231xx_read_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+					  ADC_NTF_PRECLMP_EN_CH1, 2, &ntf_mode,
+					  1);
+	}
+
+	input_mode = (ntf_mode & 0x3) | ((input_mode & 0x6) << 1);
+
+	switch (input_mode) {
+	case SINGLE_ENDED:
+		dev->colibri_ref_count = 0x23C;
+		break;
+	case LOW_IF:
+		dev->colibri_ref_count = 0x24C;
+		break;
+	case EU_IF:
+		dev->colibri_ref_count = 0x258;
+		break;
+	case US_IF:
+		dev->colibri_ref_count = 0x260;
+		break;
+	default:
+		break;
+	}
+
+	status = cx231xx_colibri_init_super_block(dev, dev->colibri_ref_count);
+
+	return status;
+}
+
+/******************************************************************************
+ *     V I D E O / A U D I O    D E C O D E R    C O N T R O L   functions    *
+ ******************************************************************************/
+int cx231xx_set_video_input_mux(struct cx231xx *dev, u8 input)
+{
+	int status = 0;
+
+	switch (INPUT(input)->type) {
+	case CX231XX_VMUX_COMPOSITE1:
+	case CX231XX_VMUX_SVIDEO:
+		if ((dev->current_pcb_config.type == USB_BUS_POWER) &&
+		    (dev->power_mode != POLARIS_AVMODE_ENXTERNAL_AV)) {
+			/* External AV */
+			status = cx231xx_set_power_mode(dev,
+					POLARIS_AVMODE_ENXTERNAL_AV);
+			if (status < 0) {
+				cx231xx_errdev("%s: set_power_mode : Failed to"
+						" set Power - errCode [%d]!\n",
+						__func__, status);
+				return status;
+			}
+		}
+		status = cx231xx_set_decoder_video_input(dev,
+							 INPUT(input)->type,
+							 INPUT(input)->vmux);
+		break;
+	case CX231XX_VMUX_TELEVISION:
+	case CX231XX_VMUX_CABLE:
+		if ((dev->current_pcb_config.type == USB_BUS_POWER) &&
+		    (dev->power_mode != POLARIS_AVMODE_ANALOGT_TV)) {
+			/* Tuner */
+			status = cx231xx_set_power_mode(dev,
+						POLARIS_AVMODE_ANALOGT_TV);
+			if (status < 0) {
+				cx231xx_errdev("%s: set_power_mode:Failed"
+					" to set Power - errCode [%d]!\n",
+					__func__, status);
+				return status;
+			}
+		}
+		status = cx231xx_set_decoder_video_input(dev,
+							CX231XX_VMUX_COMPOSITE1,
+							INPUT(input)->vmux);
+		break;
+	default:
+		cx231xx_errdev("%s: set_power_mode : Unknown Input %d !\n",
+		     __func__, INPUT(input)->type);
+		break;
+	}
+
+	/* save the selection */
+	dev->video_input = input;
+
+	return status;
+}
+
+int cx231xx_set_decoder_video_input(struct cx231xx *dev,
+				u8 pin_type, u8 input)
+{
+	int status = 0;
+	u32 value = 0;
+
+	if (pin_type != dev->video_input) {
+		status = cx231xx_colibri_adjust_ref_count(dev, pin_type);
+		if (status < 0) {
+			cx231xx_errdev("%s: adjust_ref_count :Failed to set"
+				"Colibri input mux - errCode [%d]!\n",
+				__func__, status);
+			return status;
+		}
+	}
+
+	/* call colibri block to set video inputs */
+	status = cx231xx_colibri_set_input_mux(dev, input);
+	if (status < 0) {
+		cx231xx_errdev("%s: set_input_mux :Failed to set"
+				" Colibri input mux - errCode [%d]!\n",
+				__func__, status);
+		return status;
+	}
+
+	switch (pin_type) {
+	case CX231XX_VMUX_COMPOSITE1:
+		status = cx231xx_read_i2c_data(dev,
+						HAMMERHEAD_I2C_ADDRESS,
+						AFE_CTRL, 2, &value, 4);
+		value |= (0 << 13) | (1 << 4);
+		value &= ~(1 << 5);
+
+		/* set [24:23] [22:15] to 0  */
+		value &= (~(0x1ff8000));
+		/* set FUNC_MODE[24:23] = 2 IF_MOD[22:15] = 0  */
+		value |= 0x1000000;
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+						AFE_CTRL, 2, value, 4);
+
+		status = cx231xx_read_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+						OUT_CTRL1, 2, &value, 4);
+		value |= (1 << 7);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+						OUT_CTRL1, 2, value, 4);
+
+		/* Set vip 1.1 output mode */
+		status = cx231xx_read_modify_write_i2c_dword(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							OUT_CTRL1,
+							FLD_OUT_MODE,
+							OUT_MODE_VIP11);
+
+		/* Tell DIF object to go to baseband mode  */
+		status = cx231xx_dif_set_standard(dev, DIF_USE_BASEBAND);
+		if (status < 0) {
+			cx231xx_errdev("%s: cx231xx_dif set to By pass"
+						   " mode- errCode [%d]!\n",
+				__func__, status);
+			return status;
+		}
+
+		/* Read the DFE_CTRL1 register */
+		status = cx231xx_read_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+						DFE_CTRL1, 2, &value, 4);
+
+		/* enable the VBI_GATE_EN */
+		value |= FLD_VBI_GATE_EN;
+
+		/* Enable the auto-VGA enable */
+		value |= FLD_VGA_AUTO_EN;
+
+		/* Write it back */
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+						DFE_CTRL1, 2, value, 4);
+
+		/* Disable auto config of registers */
+		status = cx231xx_read_modify_write_i2c_dword(dev,
+					HAMMERHEAD_I2C_ADDRESS,
+					MODE_CTRL, FLD_ACFG_DIS,
+					cx231xx_set_field(FLD_ACFG_DIS, 1));
+
+		/* Set CVBS input mode */
+		status = cx231xx_read_modify_write_i2c_dword(dev,
+			HAMMERHEAD_I2C_ADDRESS,
+			MODE_CTRL, FLD_INPUT_MODE,
+			cx231xx_set_field(FLD_INPUT_MODE, INPUT_MODE_CVBS_0));
+		break;
+	case CX231XX_VMUX_SVIDEO:
+		/* Disable the use of  DIF */
+
+		status = cx231xx_read_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					       AFE_CTRL, 2, &value, 4);
+
+		/* set [24:23] [22:15] to 0 */
+		value &= (~(0x1ff8000));
+		/* set FUNC_MODE[24:23] = 2
+		IF_MOD[22:15] = 0 DCR_BYP_CH2[4:4] = 1; */
+		value |= 0x1000010;
+		status = cx231xx_write_i2c_data(dev,
+						HAMMERHEAD_I2C_ADDRESS,
+						AFE_CTRL, 2, value, 4);
+
+		/* Tell DIF object to go to baseband mode */
+		status = cx231xx_dif_set_standard(dev, DIF_USE_BASEBAND);
+		if (status < 0) {
+			cx231xx_errdev("%s: cx231xx_dif set to By pass"
+						   " mode- errCode [%d]!\n",
+				__func__, status);
+			return status;
+		}
+
+		/* Read the DFE_CTRL1 register */
+		status = cx231xx_read_i2c_data(dev,
+					       HAMMERHEAD_I2C_ADDRESS,
+					       DFE_CTRL1, 2, &value, 4);
+
+		/* enable the VBI_GATE_EN */
+		value |= FLD_VBI_GATE_EN;
+
+		/* Enable the auto-VGA enable */
+		value |= FLD_VGA_AUTO_EN;
+
+		/* Write it back */
+		status = cx231xx_write_i2c_data(dev,
+						HAMMERHEAD_I2C_ADDRESS,
+						DFE_CTRL1, 2, value, 4);
+
+		/* Disable auto config of registers  */
+		status =  cx231xx_read_modify_write_i2c_dword(dev,
+					HAMMERHEAD_I2C_ADDRESS,
+					MODE_CTRL, FLD_ACFG_DIS,
+					cx231xx_set_field(FLD_ACFG_DIS, 1));
+
+		/* Set YC input mode */
+		status = cx231xx_read_modify_write_i2c_dword(dev,
+			HAMMERHEAD_I2C_ADDRESS,
+			MODE_CTRL,
+			FLD_INPUT_MODE,
+			cx231xx_set_field(FLD_INPUT_MODE, INPUT_MODE_YC_1));
+
+		/* Chroma to ADC2 */
+		status = cx231xx_read_i2c_data(dev,
+						HAMMERHEAD_I2C_ADDRESS,
+						AFE_CTRL, 2, &value, 4);
+		value |= FLD_CHROMA_IN_SEL;	/* set the chroma in select */
+
+		/* Clear VGA_SEL_CH2 and VGA_SEL_CH3 (bits 7 and 8)
+		   This sets them to use video
+		   rather than audio.  Only one of the two will be in use. */
+		value &= ~(FLD_VGA_SEL_CH2 | FLD_VGA_SEL_CH3);
+
+		status = cx231xx_write_i2c_data(dev,
+						HAMMERHEAD_I2C_ADDRESS,
+						AFE_CTRL, 2, value, 4);
+
+		status = cx231xx_colibri_set_mode(dev, AFE_MODE_BASEBAND);
+		break;
+	case CX231XX_VMUX_TELEVISION:
+	case CX231XX_VMUX_CABLE:
+	default:
+		switch (dev->model) {
+		case CX231XX_BOARD_CNXT_RDE_250:
+		case CX231XX_BOARD_CNXT_RDU_250:
+			/* Disable the use of  DIF   */
+
+			status = cx231xx_read_i2c_data(dev,
+						       HAMMERHEAD_I2C_ADDRESS,
+						       AFE_CTRL, 2,
+						       &value, 4);
+			value |= (0 << 13) | (1 << 4);
+			value &= ~(1 << 5);
+
+			/* set [24:23] [22:15] to 0 */
+			value &= (~(0x1FF8000));
+			/* set FUNC_MODE[24:23] = 2 IF_MOD[22:15] = 0 */
+			value |= 0x1000000;
+			status = cx231xx_write_i2c_data(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							AFE_CTRL, 2,
+							value, 4);
+
+			status = cx231xx_read_i2c_data(dev,
+						       HAMMERHEAD_I2C_ADDRESS,
+						       OUT_CTRL1, 2,
+						       &value, 4);
+			value |= (1 << 7);
+			status = cx231xx_write_i2c_data(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							OUT_CTRL1, 2,
+							value, 4);
+
+			/* Set vip 1.1 output mode */
+			status = cx231xx_read_modify_write_i2c_dword(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							OUT_CTRL1, FLD_OUT_MODE,
+							OUT_MODE_VIP11);
+
+			/* Tell DIF object to go to baseband mode */
+			status = cx231xx_dif_set_standard(dev,
+							  DIF_USE_BASEBAND);
+			if (status < 0) {
+				cx231xx_errdev("%s: cx231xx_dif set to By pass"
+						" mode- errCode [%d]!\n",
+						__func__, status);
+				return status;
+			}
+
+			/* Read the DFE_CTRL1 register */
+			status = cx231xx_read_i2c_data(dev,
+						       HAMMERHEAD_I2C_ADDRESS,
+						       DFE_CTRL1, 2,
+						       &value, 4);
+
+			/* enable the VBI_GATE_EN */
+			value |= FLD_VBI_GATE_EN;
+
+			/* Enable the auto-VGA enable */
+			value |= FLD_VGA_AUTO_EN;
+
+			/* Write it back */
+			status = cx231xx_write_i2c_data(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							DFE_CTRL1, 2,
+							value, 4);
+
+			/* Disable auto config of registers */
+			status = cx231xx_read_modify_write_i2c_dword(dev,
+					HAMMERHEAD_I2C_ADDRESS,
+					MODE_CTRL, FLD_ACFG_DIS,
+					cx231xx_set_field(FLD_ACFG_DIS, 1));
+
+			/* Set CVBS input mode */
+			status = cx231xx_read_modify_write_i2c_dword(dev,
+				HAMMERHEAD_I2C_ADDRESS,
+				MODE_CTRL, FLD_INPUT_MODE,
+				cx231xx_set_field(FLD_INPUT_MODE,
+						INPUT_MODE_CVBS_0));
+			break;
+		default:
+			/* Enable the DIF for the tuner */
+
+			/* Reinitialize the DIF */
+			status = cx231xx_dif_set_standard(dev, dev->norm);
+			if (status < 0) {
+				cx231xx_errdev("%s: cx231xx_dif set to By pass"
+						" mode- errCode [%d]!\n",
+						__func__, status);
+				return status;
+			}
+
+			/* Make sure bypass is cleared */
+			status = cx231xx_read_i2c_data(dev,
+						      HAMMERHEAD_I2C_ADDRESS,
+						      DIF_MISC_CTRL,
+						      2, &value, 4);
+
+			/* Clear the bypass bit */
+			value &= ~FLD_DIF_DIF_BYPASS;
+
+			/* Enable the use of the DIF block */
+			status = cx231xx_write_i2c_data(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							DIF_MISC_CTRL,
+							2, value, 4);
+
+			/* Read the DFE_CTRL1 register */
+			status = cx231xx_read_i2c_data(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							DFE_CTRL1, 2,
+							&value, 4);
+
+			/* Disable the VBI_GATE_EN */
+			value &= ~FLD_VBI_GATE_EN;
+
+			/* Enable the auto-VGA enable, AGC, and
+			   set the skip count to 2 */
+			value |= FLD_VGA_AUTO_EN | FLD_AGC_AUTO_EN | 0x00200000;
+
+			/* Write it back */
+			status = cx231xx_write_i2c_data(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							DFE_CTRL1, 2,
+							value, 4);
+
+			/* Wait until AGC locks up */
+			msleep(1);
+
+			/* Disable the auto-VGA enable AGC */
+			value &= ~(FLD_VGA_AUTO_EN);
+
+			/* Write it back */
+			status = cx231xx_write_i2c_data(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							DFE_CTRL1, 2,
+							value, 4);
+
+			/* Enable Polaris B0 AGC output */
+			status = cx231xx_read_i2c_data(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							PIN_CTRL, 2,
+							&value, 4);
+			value |= (FLD_OEF_AGC_RF) |
+				 (FLD_OEF_AGC_IFVGA) |
+				 (FLD_OEF_AGC_IF);
+			status = cx231xx_write_i2c_data(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							PIN_CTRL, 2,
+							value, 4);
+
+			/* Set vip 1.1 output mode */
+			status = cx231xx_read_modify_write_i2c_dword(dev,
+						HAMMERHEAD_I2C_ADDRESS,
+						OUT_CTRL1, FLD_OUT_MODE,
+						OUT_MODE_VIP11);
+
+			/* Disable auto config of registers */
+			status = cx231xx_read_modify_write_i2c_dword(dev,
+					HAMMERHEAD_I2C_ADDRESS,
+					MODE_CTRL, FLD_ACFG_DIS,
+					cx231xx_set_field(FLD_ACFG_DIS, 1));
+
+			/* Set CVBS input mode */
+			status = cx231xx_read_modify_write_i2c_dword(dev,
+				HAMMERHEAD_I2C_ADDRESS,
+				MODE_CTRL, FLD_INPUT_MODE,
+				cx231xx_set_field(FLD_INPUT_MODE,
+						INPUT_MODE_CVBS_0));
+
+			/* Set some bits in AFE_CTRL so that channel 2 or 3
+			 * is ready to receive audio */
+			/* Clear clamp for channels 2 and 3      (bit 16-17) */
+			/* Clear droop comp                      (bit 19-20) */
+			/* Set VGA_SEL (for audio control)       (bit 7-8) */
+			status = cx231xx_read_i2c_data(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							AFE_CTRL, 2,
+							&value, 4);
+
+			value |= FLD_VGA_SEL_CH3 | FLD_VGA_SEL_CH2;
+
+			status = cx231xx_write_i2c_data(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							AFE_CTRL, 2,
+							value, 4);
+			break;
+
+		}
+		break;
+	}
+
+	/* Set raw VBI mode */
+	status = cx231xx_read_modify_write_i2c_dword(dev,
+				HAMMERHEAD_I2C_ADDRESS,
+				OUT_CTRL1, FLD_VBIHACTRAW_EN,
+				cx231xx_set_field(FLD_VBIHACTRAW_EN, 1));
+
+	status = cx231xx_read_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+				       OUT_CTRL1, 2,
+				       &value, 4);
+	if (value & 0x02) {
+		value |= (1 << 19);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   OUT_CTRL1, 2, value, 4);
+	}
+
+	return status;
+}
+
+/*
+ * Handle any video-mode specific overrides that are different
+ * on a per video standards basis after touching the MODE_CTRL
+ * register which resets many values for autodetect
+ */
+int cx231xx_do_mode_ctrl_overrides(struct cx231xx *dev)
+{
+	int status = 0;
+
+	cx231xx_info("do_mode_ctrl_overrides : 0x%x\n",
+		     (unsigned int)dev->norm);
+
+	/* Change the DFE_CTRL3 bp_percent to fix flagging */
+	status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					DFE_CTRL3, 2,
+					0xCD3F0280, 4);
+
+	if (dev->norm & (V4L2_STD_NTSC | V4L2_STD_PAL_M)) {
+		cx231xx_info("do_mode_ctrl_overrides NTSC\n");
+
+		/* Move the close caption lines out of active video,
+		   adjust the active video start point */
+		status = cx231xx_read_modify_write_i2c_dword(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							VERT_TIM_CTRL,
+							FLD_VBLANK_CNT, 0x18);
+		status = cx231xx_read_modify_write_i2c_dword(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							VERT_TIM_CTRL,
+							FLD_VACTIVE_CNT,
+							0x1E6000);
+		status = cx231xx_read_modify_write_i2c_dword(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							VERT_TIM_CTRL,
+							FLD_V656BLANK_CNT,
+							0x1E000000);
+
+		status = cx231xx_read_modify_write_i2c_dword(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							HORIZ_TIM_CTRL,
+							FLD_HBLANK_CNT,
+							cx231xx_set_field
+							(FLD_HBLANK_CNT, 0x79));
+	} else if (dev->norm & V4L2_STD_SECAM) {
+		cx231xx_info("do_mode_ctrl_overrides SECAM\n");
+		status =  cx231xx_read_modify_write_i2c_dword(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							VERT_TIM_CTRL,
+							FLD_VBLANK_CNT, 0x24);
+		/* Adjust the active video horizontal start point */
+		status = cx231xx_read_modify_write_i2c_dword(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							HORIZ_TIM_CTRL,
+							FLD_HBLANK_CNT,
+							cx231xx_set_field
+							(FLD_HBLANK_CNT, 0x85));
+	} else {
+		cx231xx_info("do_mode_ctrl_overrides PAL\n");
+		status = cx231xx_read_modify_write_i2c_dword(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							VERT_TIM_CTRL,
+							FLD_VBLANK_CNT, 0x24);
+		/* Adjust the active video horizontal start point */
+		status = cx231xx_read_modify_write_i2c_dword(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							HORIZ_TIM_CTRL,
+							FLD_HBLANK_CNT,
+							cx231xx_set_field
+							(FLD_HBLANK_CNT, 0x85));
+	}
+
+	return status;
+}
+
+int cx231xx_set_audio_input(struct cx231xx *dev, u8 input)
+{
+	int status = 0;
+	enum AUDIO_INPUT ainput = AUDIO_INPUT_LINE;
+
+	switch (INPUT(input)->amux) {
+	case CX231XX_AMUX_VIDEO:
+		ainput = AUDIO_INPUT_TUNER_TV;
+		break;
+	case CX231XX_AMUX_LINE_IN:
+		status = cx231xx_flatiron_set_audio_input(dev, input);
+		ainput = AUDIO_INPUT_LINE;
+		break;
+	default:
+		break;
+	}
+
+	status = cx231xx_set_audio_decoder_input(dev, ainput);
+
+	return status;
+}
+
+int cx231xx_set_audio_decoder_input(struct cx231xx *dev,
+				    enum AUDIO_INPUT audio_input)
+{
+	u32 dwval;
+	int status;
+	u32 gen_ctrl;
+	u32 value = 0;
+
+	/* Put it in soft reset   */
+	status = cx231xx_read_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+				       GENERAL_CTL, 2, &gen_ctrl, 1);
+	gen_ctrl |= 1;
+	status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					GENERAL_CTL, 2, gen_ctrl, 1);
+
+	switch (audio_input) {
+	case AUDIO_INPUT_LINE:
+		/* setup AUD_IO control from Merlin paralle output */
+		value = cx231xx_set_field(FLD_AUD_CHAN1_SRC,
+					  AUD_CHAN_SRC_PARALLEL);
+		status = cx231xx_write_i2c_data(dev,
+						HAMMERHEAD_I2C_ADDRESS,
+						AUD_IO_CTRL, 2, value, 4);
+
+		/* setup input to Merlin, SRC2 connect to AC97
+		   bypass upsample-by-2, slave mode, sony mode, left justify
+		   adr 091c, dat 01000000 */
+		status = cx231xx_read_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					       AC97_CTL,
+					  2, &dwval, 4);
+
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   AC97_CTL, 2,
+					   (dwval | FLD_AC97_UP2X_BYPASS), 4);
+
+		/* select the parallel1 and SRC3 */
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+				BAND_OUT_SEL, 2,
+				cx231xx_set_field(FLD_SRC3_IN_SEL, 0x0) |
+				cx231xx_set_field(FLD_SRC3_CLK_SEL, 0x0) |
+				cx231xx_set_field(FLD_PARALLEL1_SRC_SEL, 0x0),
+				4);
+
+		/* unmute all, AC97 in, independence mode
+		   adr 08d0, data 0x00063073 */
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   PATH1_CTL1, 2, 0x00063073, 4);
+
+		/* set AVC maximum threshold, adr 08d4, dat ffff0024 */
+		status = cx231xx_read_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					  PATH1_VOL_CTL, 2, &dwval, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   PATH1_VOL_CTL, 2,
+					   (dwval | FLD_PATH1_AVC_THRESHOLD),
+					   4);
+
+		/* set SC maximum threshold, adr 08ec, dat ffffb3a3 */
+		status = cx231xx_read_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					  PATH1_SC_CTL, 2, &dwval, 4);
+		status =  cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   PATH1_SC_CTL, 2,
+					   (dwval | FLD_PATH1_SC_THRESHOLD), 4);
+		break;
+
+	case AUDIO_INPUT_TUNER_TV:
+	default:
+
+		/* Setup SRC sources and clocks */
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+			BAND_OUT_SEL, 2,
+			cx231xx_set_field(FLD_SRC6_IN_SEL, 0x00)         |
+			cx231xx_set_field(FLD_SRC6_CLK_SEL, 0x01)        |
+			cx231xx_set_field(FLD_SRC5_IN_SEL, 0x00)         |
+			cx231xx_set_field(FLD_SRC5_CLK_SEL, 0x02)        |
+			cx231xx_set_field(FLD_SRC4_IN_SEL, 0x02)         |
+			cx231xx_set_field(FLD_SRC4_CLK_SEL, 0x03)        |
+			cx231xx_set_field(FLD_SRC3_IN_SEL, 0x00)         |
+			cx231xx_set_field(FLD_SRC3_CLK_SEL, 0x00)        |
+			cx231xx_set_field(FLD_BASEBAND_BYPASS_CTL, 0x00) |
+			cx231xx_set_field(FLD_AC97_SRC_SEL, 0x03)        |
+			cx231xx_set_field(FLD_I2S_SRC_SEL, 0x00)         |
+			cx231xx_set_field(FLD_PARALLEL2_SRC_SEL, 0x02)   |
+			cx231xx_set_field(FLD_PARALLEL1_SRC_SEL, 0x01), 4);
+
+		/* Setup the AUD_IO control */
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+			AUD_IO_CTRL, 2,
+			cx231xx_set_field(FLD_I2S_PORT_DIR, 0x00)  |
+			cx231xx_set_field(FLD_I2S_OUT_SRC, 0x00)   |
+			cx231xx_set_field(FLD_AUD_CHAN3_SRC, 0x00) |
+			cx231xx_set_field(FLD_AUD_CHAN2_SRC, 0x00) |
+			cx231xx_set_field(FLD_AUD_CHAN1_SRC, 0x03), 4);
+
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   PATH1_CTL1, 2, 0x1F063870, 4);
+
+		/* setAudioStandard(_audio_standard); */
+
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   PATH1_CTL1, 2, 0x00063870, 4);
+		switch (dev->model) {
+		case CX231XX_BOARD_CNXT_RDE_250:
+		case CX231XX_BOARD_CNXT_RDU_250:
+			status = cx231xx_read_modify_write_i2c_dword(dev,
+					HAMMERHEAD_I2C_ADDRESS,
+					CHIP_CTRL,
+					FLD_SIF_EN,
+					cx231xx_set_field(FLD_SIF_EN, 1));
+			break;
+		default:
+			break;
+		}
+		break;
+
+	case AUDIO_INPUT_TUNER_FM:
+		/*  use SIF for FM radio
+		   setupFM();
+		   setAudioStandard(_audio_standard);
+		 */
+		break;
+
+	case AUDIO_INPUT_MUTE:
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   PATH1_CTL1, 2, 0x1F011012, 4);
+		break;
+	}
+
+	/* Take it out of soft reset */
+	status = cx231xx_read_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+				       GENERAL_CTL, 2,  &gen_ctrl, 1);
+	gen_ctrl &= ~1;
+	status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					GENERAL_CTL, 2, gen_ctrl, 1);
+
+	return status;
+}
+
+/* Set resolution of the video */
+int cx231xx_resolution_set(struct cx231xx *dev)
+{
+	int width, height;
+	u32 hscale, vscale;
+	int status = 0;
+
+	width = dev->width;
+	height = dev->height;
+
+	get_scale(dev, width, height, &hscale, &vscale);
+
+	/* set horzontal scale */
+	status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					HSCALE_CTRL, 2, hscale, 4);
+
+	/* set vertical scale */
+	status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					VSCALE_CTRL, 2, vscale, 4);
+
+	return status;
+}
+
+/******************************************************************************
+ *                    C H I P Specific  C O N T R O L   functions             *
+ ******************************************************************************/
+int cx231xx_init_ctrl_pin_status(struct cx231xx *dev)
+{
+	u32 value;
+	int status = 0;
+
+	status = cx231xx_read_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS, PIN_CTRL,
+				       2, &value, 4);
+	value |= (~dev->board.ctl_pin_status_mask);
+	status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS, PIN_CTRL,
+					2, value, 4);
+
+	return status;
+}
+
+int cx231xx_set_agc_analog_digital_mux_select(struct cx231xx *dev,
+					      u8 analog_or_digital)
+{
+	int status = 0;
+
+	/* first set the direction to output */
+	status = cx231xx_set_gpio_direction(dev,
+					    dev->board.
+					    agc_analog_digital_select_gpio, 1);
+
+	/* 0 - demod ; 1 - Analog mode */
+	status = cx231xx_set_gpio_value(dev,
+				   dev->board.agc_analog_digital_select_gpio,
+				   analog_or_digital);
+
+	return status;
+}
+
+int cx231xx_enable_i2c_for_tuner(struct cx231xx *dev, u8 I2CIndex)
+{
+	u8 value[4] = { 0, 0, 0, 0 };
+	int status = 0;
+
+	cx231xx_info("Changing the i2c port for tuner to %d\n", I2CIndex);
+
+	status = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER,
+				       PWR_CTL_EN, value, 4);
+	if (status < 0)
+		return status;
+
+	if (I2CIndex == I2C_1) {
+		if (value[0] & I2C_DEMOD_EN) {
+			value[0] &= ~I2C_DEMOD_EN;
+			status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
+						   PWR_CTL_EN, value, 4);
+		}
+	} else {
+		if (!(value[0] & I2C_DEMOD_EN)) {
+			value[0] |= I2C_DEMOD_EN;
+			status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
+						   PWR_CTL_EN, value, 4);
+		}
+	}
+
+	return status;
+
+}
+
+/******************************************************************************
+ *                 D I F - B L O C K    C O N T R O L   functions             *
+ ******************************************************************************/
+int cx231xx_dif_configure_C2HH_for_low_IF(struct cx231xx *dev, u32 mode,
+					  u32 function_mode, u32 standard)
+{
+	int status = 0;
+
+	if (mode == V4L2_TUNER_RADIO) {
+		/* C2HH */
+		/* lo if big signal */
+		status = cx231xx_reg_mask_write(dev,
+				HAMMERHEAD_I2C_ADDRESS, 32,
+				AFE_CTRL_C2HH_SRC_CTRL, 30, 31, 0x1);
+		/* FUNC_MODE = DIF */
+		status = cx231xx_reg_mask_write(dev,
+				HAMMERHEAD_I2C_ADDRESS, 32,
+				AFE_CTRL_C2HH_SRC_CTRL, 23, 24, function_mode);
+		/* IF_MODE */
+		status = cx231xx_reg_mask_write(dev,
+				HAMMERHEAD_I2C_ADDRESS, 32,
+				AFE_CTRL_C2HH_SRC_CTRL, 15, 22, 0xFF);
+		/* no inv */
+		status = cx231xx_reg_mask_write(dev,
+				HAMMERHEAD_I2C_ADDRESS, 32,
+				AFE_CTRL_C2HH_SRC_CTRL, 9, 9, 0x1);
+	} else if (standard != DIF_USE_BASEBAND) {
+		if (standard & V4L2_STD_MN) {
+			/* lo if big signal */
+			status = cx231xx_reg_mask_write(dev,
+					HAMMERHEAD_I2C_ADDRESS, 32,
+					AFE_CTRL_C2HH_SRC_CTRL, 30, 31, 0x1);
+			/* FUNC_MODE = DIF */
+			status = cx231xx_reg_mask_write(dev,
+					HAMMERHEAD_I2C_ADDRESS, 32,
+					AFE_CTRL_C2HH_SRC_CTRL, 23, 24,
+					function_mode);
+			/* IF_MODE */
+			status = cx231xx_reg_mask_write(dev,
+					HAMMERHEAD_I2C_ADDRESS, 32,
+					AFE_CTRL_C2HH_SRC_CTRL, 15, 22, 0xb);
+			/* no inv */
+			status = cx231xx_reg_mask_write(dev,
+					HAMMERHEAD_I2C_ADDRESS, 32,
+					AFE_CTRL_C2HH_SRC_CTRL, 9, 9, 0x1);
+			/* 0x124, AUD_CHAN1_SRC = 0x3 */
+			status = cx231xx_reg_mask_write(dev,
+					HAMMERHEAD_I2C_ADDRESS, 32,
+					AUD_IO_CTRL, 0, 31, 0x00000003);
+		} else if ((standard == V4L2_STD_PAL_I) |
+			(standard & V4L2_STD_SECAM)) {
+			/* C2HH setup */
+			/* lo if big signal */
+			status = cx231xx_reg_mask_write(dev,
+					HAMMERHEAD_I2C_ADDRESS, 32,
+					AFE_CTRL_C2HH_SRC_CTRL, 30, 31, 0x1);
+			/* FUNC_MODE = DIF */
+			status = cx231xx_reg_mask_write(dev,
+					HAMMERHEAD_I2C_ADDRESS, 32,
+					AFE_CTRL_C2HH_SRC_CTRL, 23, 24,
+					function_mode);
+			/* IF_MODE */
+			status = cx231xx_reg_mask_write(dev,
+					HAMMERHEAD_I2C_ADDRESS, 32,
+					AFE_CTRL_C2HH_SRC_CTRL, 15, 22, 0xF);
+			/* no inv */
+			status = cx231xx_reg_mask_write(dev,
+					HAMMERHEAD_I2C_ADDRESS, 32,
+					AFE_CTRL_C2HH_SRC_CTRL, 9, 9, 0x1);
+		} else {
+			/* default PAL BG */
+			/* C2HH setup */
+			/* lo if big signal */
+			status = cx231xx_reg_mask_write(dev,
+					HAMMERHEAD_I2C_ADDRESS, 32,
+					AFE_CTRL_C2HH_SRC_CTRL, 30, 31, 0x1);
+			/* FUNC_MODE = DIF */
+			status = cx231xx_reg_mask_write(dev,
+					HAMMERHEAD_I2C_ADDRESS, 32,
+					AFE_CTRL_C2HH_SRC_CTRL, 23, 24,
+					function_mode);
+			/* IF_MODE */
+			status = cx231xx_reg_mask_write(dev,
+					HAMMERHEAD_I2C_ADDRESS, 32,
+					AFE_CTRL_C2HH_SRC_CTRL, 15, 22, 0xE);
+			/* no inv */
+			status = cx231xx_reg_mask_write(dev,
+					HAMMERHEAD_I2C_ADDRESS, 32,
+					AFE_CTRL_C2HH_SRC_CTRL, 9, 9, 0x1);
+		}
+	}
+
+	return status;
+}
+
+int cx231xx_dif_set_standard(struct cx231xx *dev, u32 standard)
+{
+	int status = 0;
+	u32 dif_misc_ctrl_value = 0;
+	u32 func_mode = 0;
+
+	cx231xx_info("%s: setStandard to %x\n", __func__, standard);
+
+	status = cx231xx_read_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+				       DIF_MISC_CTRL, 2, &dif_misc_ctrl_value,
+				       4);
+	if (standard != DIF_USE_BASEBAND)
+		dev->norm = standard;
+
+	switch (dev->model) {
+	case CX231XX_BOARD_CNXT_RDE_250:
+	case CX231XX_BOARD_CNXT_RDU_250:
+		func_mode = 0x03;
+		break;
+	default:
+		func_mode = 0x01;
+	}
+
+	status = cx231xx_dif_configure_C2HH_for_low_IF(dev, dev->active_mode,
+						  func_mode, standard);
+
+	if (standard == DIF_USE_BASEBAND) {	/* base band */
+		/* There is a different SRC_PHASE_INC value
+		   for baseband vs. DIF */
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+						DIF_SRC_PHASE_INC, 2, 0xDF7DF83,
+						4);
+		status = cx231xx_read_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					       DIF_MISC_CTRL, 2,
+					       &dif_misc_ctrl_value, 4);
+		dif_misc_ctrl_value |= FLD_DIF_DIF_BYPASS;
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+						DIF_MISC_CTRL, 2,
+						dif_misc_ctrl_value, 4);
+	} else if (standard & V4L2_STD_PAL_D) {
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL, 0, 31, 0x6503bc0c);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL1, 0, 31, 0xbd038c85);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL2, 0, 31, 0x1db4640a);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL3, 0, 31, 0x00008800);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_IF_REF, 0, 31, 0x444C1380);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_CTRL_IF, 0, 31, 0xDA302600);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_CTRL_INT, 0, 31, 0xDA261700);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_CTRL_RF, 0, 31, 0xDA262600);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_IF_INT_CURRENT, 0, 31,
+					   0x26001700);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_RF_CURRENT, 0, 31,
+					   0x00002660);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_VIDEO_AGC_CTRL, 0, 31,
+					   0x72500800);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_VID_AUD_OVERRIDE, 0, 31,
+					   0x27000100);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AV_SEP_CTRL, 0, 31, 0x3F3934EA);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_COMP_FLT_CTRL, 0, 31,
+					   0x00000000);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_SRC_PHASE_INC, 0, 31,
+					   0x1befbf06);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_SRC_GAIN_CONTROL, 0, 31,
+					   0x000035e8);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_RPT_VARIANCE, 0, 31, 0x00000000);
+		/* Save the Spec Inversion value */
+		dif_misc_ctrl_value &= FLD_DIF_SPEC_INV;
+		dif_misc_ctrl_value |= 0x3a023F11;
+	} else if (standard & V4L2_STD_PAL_I) {
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL, 0, 31, 0x6503bc0c);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL1, 0, 31, 0xbd038c85);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL2, 0, 31, 0x1db4640a);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL3, 0, 31, 0x00008800);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_IF_REF, 0, 31, 0x444C1380);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_CTRL_IF, 0, 31, 0xDA302600);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_CTRL_INT, 0, 31, 0xDA261700);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_CTRL_RF, 0, 31, 0xDA262600);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_IF_INT_CURRENT, 0, 31,
+					   0x26001700);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_RF_CURRENT, 0, 31,
+					   0x00002660);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_VIDEO_AGC_CTRL, 0, 31,
+					   0x72500800);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_VID_AUD_OVERRIDE, 0, 31,
+					   0x27000100);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AV_SEP_CTRL, 0, 31, 0x5F39A934);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_COMP_FLT_CTRL, 0, 31,
+					   0x00000000);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_SRC_PHASE_INC, 0, 31,
+					   0x1befbf06);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_SRC_GAIN_CONTROL, 0, 31,
+					   0x000035e8);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_RPT_VARIANCE, 0, 31, 0x00000000);
+		/* Save the Spec Inversion value */
+		dif_misc_ctrl_value &= FLD_DIF_SPEC_INV;
+		dif_misc_ctrl_value |= 0x3a033F11;
+	} else if (standard & V4L2_STD_PAL_M) {
+		/* improved Low Frequency Phase Noise */
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+						DIF_PLL_CTRL, 2, 0xFF01FF0C, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+						DIF_PLL_CTRL1, 2, 0xbd038c85,
+						4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_PLL_CTRL2, 2, 0x1db4640a, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_PLL_CTRL3, 2, 0x00008800, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_AGC_IF_REF, 2, 0x444C1380, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_AGC_IF_INT_CURRENT, 2,
+					   0x26001700, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_AGC_RF_CURRENT, 2, 0x00002660,
+					   4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_VIDEO_AGC_CTRL, 2, 0x72500800,
+					   4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_VID_AUD_OVERRIDE, 2, 0x27000100,
+					   4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_AV_SEP_CTRL, 2, 0x012c405d, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_COMP_FLT_CTRL, 2, 0x009f50c1, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_SRC_PHASE_INC, 2, 0x1befbf06, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_SRC_GAIN_CONTROL, 2, 0x000035e8,
+					   4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_SOFT_RST_CTRL_REVB, 2,
+					   0x00000000, 4);
+		/* Save the Spec Inversion value */
+		dif_misc_ctrl_value &= FLD_DIF_SPEC_INV;
+		dif_misc_ctrl_value |= 0x3A0A3F10;
+	} else if (standard & (V4L2_STD_PAL_N | V4L2_STD_PAL_Nc)) {
+		/* improved Low Frequency Phase Noise */
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_PLL_CTRL, 2, 0xFF01FF0C, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_PLL_CTRL1, 2, 0xbd038c85, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_PLL_CTRL2, 2, 0x1db4640a, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_PLL_CTRL3, 2, 0x00008800, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_AGC_IF_REF, 2, 0x444C1380, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_AGC_IF_INT_CURRENT, 2,
+					   0x26001700, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_AGC_RF_CURRENT, 2, 0x00002660,
+					   4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_VIDEO_AGC_CTRL, 2, 0x72500800,
+					   4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_VID_AUD_OVERRIDE, 2, 0x27000100,
+					   4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_AV_SEP_CTRL, 2, 0x012c405d, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_COMP_FLT_CTRL, 2, 0x009f50c1, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_SRC_PHASE_INC, 2, 0x1befbf06, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_SRC_GAIN_CONTROL, 2, 0x000035e8,
+					   4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_SOFT_RST_CTRL_REVB, 2,
+					   0x00000000, 4);
+		/* Save the Spec Inversion value */
+		dif_misc_ctrl_value &= FLD_DIF_SPEC_INV;
+		dif_misc_ctrl_value = 0x3A093F10;
+	} else if (standard &
+		  (V4L2_STD_SECAM_B | V4L2_STD_SECAM_D | V4L2_STD_SECAM_G |
+		   V4L2_STD_SECAM_K | V4L2_STD_SECAM_K1)) {
+
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL, 0, 31, 0x6503bc0c);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL1, 0, 31, 0xbd038c85);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL2, 0, 31, 0x1db4640a);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL3, 0, 31, 0x00008800);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_IF_REF, 0, 31, 0x888C0380);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_CTRL_IF, 0, 31, 0xe0262600);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_CTRL_INT, 0, 31, 0xc2171700);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_CTRL_RF, 0, 31, 0xc2262600);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_IF_INT_CURRENT, 0, 31,
+					   0x26001700);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_RF_CURRENT, 0, 31,
+					   0x00002660);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_VID_AUD_OVERRIDE, 0, 31,
+					   0x27000100);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AV_SEP_CTRL, 0, 31, 0x3F3530ec);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_COMP_FLT_CTRL, 0, 31,
+					   0x00000000);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_SRC_PHASE_INC, 0, 31,
+					   0x1befbf06);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_SRC_GAIN_CONTROL, 0, 31,
+					   0x000035e8);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_RPT_VARIANCE, 0, 31, 0x00000000);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_VIDEO_AGC_CTRL, 0, 31,
+					   0xf4000000);
+
+		/* Save the Spec Inversion value */
+		dif_misc_ctrl_value &= FLD_DIF_SPEC_INV;
+		dif_misc_ctrl_value |= 0x3a023F11;
+	} else if (standard & (V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC)) {
+		/* Is it SECAM_L1? */
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL, 0, 31, 0x6503bc0c);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL1, 0, 31, 0xbd038c85);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL2, 0, 31, 0x1db4640a);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL3, 0, 31, 0x00008800);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_IF_REF, 0, 31, 0x888C0380);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_CTRL_IF, 0, 31, 0xe0262600);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_CTRL_INT, 0, 31, 0xc2171700);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_CTRL_RF, 0, 31, 0xc2262600);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_IF_INT_CURRENT, 0, 31,
+					   0x26001700);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_RF_CURRENT, 0, 31,
+					   0x00002660);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_VID_AUD_OVERRIDE, 0, 31,
+					   0x27000100);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AV_SEP_CTRL, 0, 31, 0x3F3530ec);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_COMP_FLT_CTRL, 0, 31,
+					   0x00000000);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_SRC_PHASE_INC, 0, 31,
+					   0x1befbf06);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_SRC_GAIN_CONTROL, 0, 31,
+					   0x000035e8);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_RPT_VARIANCE, 0, 31, 0x00000000);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_VIDEO_AGC_CTRL, 0, 31,
+					   0xf2560000);
+
+		/* Save the Spec Inversion value */
+		dif_misc_ctrl_value &= FLD_DIF_SPEC_INV;
+		dif_misc_ctrl_value |= 0x3a023F11;
+
+	} else if (standard & V4L2_STD_NTSC_M) {
+		/* V4L2_STD_NTSC_M (75 IRE Setup) Or
+		   V4L2_STD_NTSC_M_JP (Japan,  0 IRE Setup) */
+
+		/* For NTSC the centre frequency of video coming out of
+		   sidewinder is around 7.1MHz or 3.6MHz depending on the
+		   spectral inversion. so for a non spectrally inverted channel
+		   the pll freq word is 0x03420c49
+		 */
+
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_PLL_CTRL, 2, 0x6503BC0C, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_PLL_CTRL1, 2, 0xBD038C85, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_PLL_CTRL2, 2, 0x1DB4640A, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_PLL_CTRL3, 2, 0x00008800, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_AGC_IF_REF, 2, 0x444C0380, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_AGC_IF_INT_CURRENT, 2,
+					   0x26001700, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_AGC_RF_CURRENT, 2, 0x00002660,
+					   4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_VIDEO_AGC_CTRL, 2, 0x04000800,
+					   4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_VID_AUD_OVERRIDE, 2, 0x27000100,
+					   4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_AV_SEP_CTRL, 2, 0x01296e1f, 4);
+
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_COMP_FLT_CTRL, 2, 0x009f50c1, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_SRC_PHASE_INC, 2, 0x1befbf06, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_SRC_GAIN_CONTROL, 2, 0x000035e8,
+					   4);
+
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_AGC_CTRL_IF, 2, 0xC2262600, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_AGC_CTRL_INT, 2, 0xC2262600, 4);
+		status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					   DIF_AGC_CTRL_RF, 2, 0xC2262600, 4);
+
+		/* Save the Spec Inversion value */
+		dif_misc_ctrl_value &= FLD_DIF_SPEC_INV;
+		dif_misc_ctrl_value |= 0x3a003F10;
+	} else {
+		/* default PAL BG */
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL, 0, 31, 0x6503bc0c);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL1, 0, 31, 0xbd038c85);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL2, 0, 31, 0x1db4640a);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_PLL_CTRL3, 0, 31, 0x00008800);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_IF_REF, 0, 31, 0x444C1380);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_CTRL_IF, 0, 31, 0xDA302600);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_CTRL_INT, 0, 31, 0xDA261700);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_CTRL_RF, 0, 31, 0xDA262600);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_IF_INT_CURRENT, 0, 31,
+					   0x26001700);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AGC_RF_CURRENT, 0, 31,
+					   0x00002660);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_VIDEO_AGC_CTRL, 0, 31,
+					   0x72500800);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_VID_AUD_OVERRIDE, 0, 31,
+					   0x27000100);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_AV_SEP_CTRL, 0, 31, 0x3F3530EC);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_COMP_FLT_CTRL, 0, 31,
+					   0x00A653A8);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_SRC_PHASE_INC, 0, 31,
+					   0x1befbf06);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_SRC_GAIN_CONTROL, 0, 31,
+					   0x000035e8);
+		status = cx231xx_reg_mask_write(dev, HAMMERHEAD_I2C_ADDRESS, 32,
+					   DIF_RPT_VARIANCE, 0, 31, 0x00000000);
+		/* Save the Spec Inversion value */
+		dif_misc_ctrl_value &= FLD_DIF_SPEC_INV;
+		dif_misc_ctrl_value |= 0x3a013F11;
+	}
+
+	/* The AGC values should be the same for all standards,
+	   AUD_SRC_SEL[19] should always be disabled    */
+	dif_misc_ctrl_value &= ~FLD_DIF_AUD_SRC_SEL;
+
+	/* It is still possible to get Set Standard calls even when we
+	   are in FM mode.
+	   This is done to override the value for FM. */
+	if (dev->active_mode == V4L2_TUNER_RADIO)
+		dif_misc_ctrl_value = 0x7a080000;
+
+	/* Write the calculated value for misc ontrol register      */
+	status =
+	    cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS, DIF_MISC_CTRL,
+				   2, dif_misc_ctrl_value, 4);
+
+	return status;
+}
+
+int cx231xx_tuner_pre_channel_change(struct cx231xx *dev)
+{
+	int status = 0;
+	u32 dwval;
+
+	/* Set the RF and IF k_agc values to 3 */
+	status = cx231xx_read_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+				       DIF_AGC_IF_REF, 2, &dwval, 4);
+	dwval &= ~(FLD_DIF_K_AGC_RF | FLD_DIF_K_AGC_IF);
+	dwval |= 0x33000000;
+
+	status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					DIF_AGC_IF_REF, 2, dwval, 4);
+
+	return status;
+}
+
+int cx231xx_tuner_post_channel_change(struct cx231xx *dev)
+{
+	int status = 0;
+	u32 dwval;
+
+	/* Set the RF and IF k_agc values to 4 for PAL/NTSC and 8 for
+	 * SECAM L/B/D standards */
+	status = cx231xx_read_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+				       DIF_AGC_IF_REF, 2, &dwval, 4);
+	dwval &= ~(FLD_DIF_K_AGC_RF | FLD_DIF_K_AGC_IF);
+
+	if (dev->norm & (V4L2_STD_SECAM_L | V4L2_STD_SECAM_B |
+			 V4L2_STD_SECAM_D))
+		dwval |= 0x88000000;
+	else
+		dwval |= 0x44000000;
+
+	status = cx231xx_write_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+					DIF_AGC_IF_REF, 2, dwval, 4);
+
+	return status;
+}
+
+/******************************************************************************
+ *        F L A T I R O N - B L O C K    C O N T R O L   functions            *
+ ******************************************************************************/
+int cx231xx_flatiron_initialize(struct cx231xx *dev)
+{
+	int status = 0;
+	u32 value;
+
+	status = cx231xx_read_i2c_data(dev, Flatrion_DEVICE_ADDRESS,
+				       CH_PWR_CTRL1, 1, &value, 1);
+	/* enables clock to delta-sigma and decimation filter */
+	value |= 0x80;
+	status = cx231xx_write_i2c_data(dev, Flatrion_DEVICE_ADDRESS,
+					CH_PWR_CTRL1, 1, value, 1);
+	/* power up all channel */
+	status = cx231xx_write_i2c_data(dev, Flatrion_DEVICE_ADDRESS,
+					CH_PWR_CTRL2, 1, 0x00, 1);
+
+	return status;
+}
+
+int cx231xx_flatiron_update_power_control(struct cx231xx *dev,
+					enum AV_MODE avmode)
+{
+	int status = 0;
+	u32 value = 0;
+
+	if (avmode != POLARIS_AVMODE_ENXTERNAL_AV) {
+		status = cx231xx_read_i2c_data(dev, Flatrion_DEVICE_ADDRESS,
+					  CH_PWR_CTRL2, 1, &value, 1);
+		value |= 0xfe;
+		status = cx231xx_write_i2c_data(dev, Flatrion_DEVICE_ADDRESS,
+						CH_PWR_CTRL2, 1, value, 1);
+	} else {
+		status = cx231xx_write_i2c_data(dev, Flatrion_DEVICE_ADDRESS,
+						CH_PWR_CTRL2, 1, 0x00, 1);
+	}
+
+	return status;
+}
+
+/* set flatiron for audio input types */
+int cx231xx_flatiron_set_audio_input(struct cx231xx *dev, u8 audio_input)
+{
+	int status = 0;
+
+	switch (audio_input) {
+	case CX231XX_AMUX_LINE_IN:
+		status = cx231xx_write_i2c_data(dev, Flatrion_DEVICE_ADDRESS,
+						CH_PWR_CTRL2, 1, 0x00, 1);
+		status = cx231xx_write_i2c_data(dev, Flatrion_DEVICE_ADDRESS,
+						CH_PWR_CTRL1, 1, 0x80, 1);
+		break;
+	case CX231XX_AMUX_VIDEO:
+	default:
+		break;
+	}
+
+	dev->ctl_ainput = audio_input;
+
+	return status;
+}
+
+/******************************************************************************
+ *                  P O W E R      C O N T R O L   functions                  *
+ ******************************************************************************/
+int cx231xx_set_power_mode(struct cx231xx *dev, enum AV_MODE mode)
+{
+	u8 value[4] = { 0, 0, 0, 0 };
+	u32 tmp = 0;
+	int status = 0;
+
+	if (dev->power_mode != mode)
+		dev->power_mode = mode;
+	else {
+		cx231xx_info(" setPowerMode::mode = %d, No Change req.\n",
+			     mode);
+		return 0;
+	}
+
+	cx231xx_info(" setPowerMode::mode = %d\n", mode);
+
+	status = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, PWR_CTL_EN, value,
+				       4);
+	if (status < 0)
+		return status;
+
+	tmp = *((u32 *) value);
+
+	switch (mode) {
+	case POLARIS_AVMODE_ENXTERNAL_AV:
+
+		tmp &= (~PWR_MODE_MASK);
+
+		tmp |= PWR_AV_EN;
+		value[0] = (u8) tmp;
+		value[1] = (u8) (tmp >> 8);
+		value[2] = (u8) (tmp >> 16);
+		value[3] = (u8) (tmp >> 24);
+		status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
+						PWR_CTL_EN, value, 4);
+		msleep(PWR_SLEEP_INTERVAL);
+
+		tmp |= PWR_ISO_EN;
+		value[0] = (u8) tmp;
+		value[1] = (u8) (tmp >> 8);
+		value[2] = (u8) (tmp >> 16);
+		value[3] = (u8) (tmp >> 24);
+		status =
+		    cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, PWR_CTL_EN,
+					   value, 4);
+		msleep(PWR_SLEEP_INTERVAL);
+
+		tmp |= POLARIS_AVMODE_ENXTERNAL_AV;
+		value[0] = (u8) tmp;
+		value[1] = (u8) (tmp >> 8);
+		value[2] = (u8) (tmp >> 16);
+		value[3] = (u8) (tmp >> 24);
+		status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
+						PWR_CTL_EN, value, 4);
+
+		/* reset state of xceive tuner */
+		dev->xc_fw_load_done = 0;
+		break;
+
+	case POLARIS_AVMODE_ANALOGT_TV:
+
+		tmp &= (~PWR_DEMOD_EN);
+		tmp |= (I2C_DEMOD_EN);
+		value[0] = (u8) tmp;
+		value[1] = (u8) (tmp >> 8);
+		value[2] = (u8) (tmp >> 16);
+		value[3] = (u8) (tmp >> 24);
+		status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
+						PWR_CTL_EN, value, 4);
+		msleep(PWR_SLEEP_INTERVAL);
+
+		if (!(tmp & PWR_TUNER_EN)) {
+			tmp |= (PWR_TUNER_EN);
+			value[0] = (u8) tmp;
+			value[1] = (u8) (tmp >> 8);
+			value[2] = (u8) (tmp >> 16);
+			value[3] = (u8) (tmp >> 24);
+			status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
+							PWR_CTL_EN, value, 4);
+			msleep(PWR_SLEEP_INTERVAL);
+		}
+
+		if (!(tmp & PWR_AV_EN)) {
+			tmp |= PWR_AV_EN;
+			value[0] = (u8) tmp;
+			value[1] = (u8) (tmp >> 8);
+			value[2] = (u8) (tmp >> 16);
+			value[3] = (u8) (tmp >> 24);
+			status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
+							PWR_CTL_EN, value, 4);
+			msleep(PWR_SLEEP_INTERVAL);
+		}
+		if (!(tmp & PWR_ISO_EN)) {
+			tmp |= PWR_ISO_EN;
+			value[0] = (u8) tmp;
+			value[1] = (u8) (tmp >> 8);
+			value[2] = (u8) (tmp >> 16);
+			value[3] = (u8) (tmp >> 24);
+			status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
+							PWR_CTL_EN, value, 4);
+			msleep(PWR_SLEEP_INTERVAL);
+		}
+
+		if (!(tmp & POLARIS_AVMODE_ANALOGT_TV)) {
+			tmp |= POLARIS_AVMODE_ANALOGT_TV;
+			value[0] = (u8) tmp;
+			value[1] = (u8) (tmp >> 8);
+			value[2] = (u8) (tmp >> 16);
+			value[3] = (u8) (tmp >> 24);
+			status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
+							PWR_CTL_EN, value, 4);
+			msleep(PWR_SLEEP_INTERVAL);
+		}
+
+		if ((dev->model == CX231XX_BOARD_CNXT_RDE_250) ||
+		    (dev->model == CX231XX_BOARD_CNXT_RDU_250)) {
+			/* tuner path to channel 1 from port 3 */
+			cx231xx_enable_i2c_for_tuner(dev, I2C_3);
+
+			if (dev->cx231xx_reset_analog_tuner)
+				dev->cx231xx_reset_analog_tuner(dev);
+		}
+		break;
+
+	case POLARIS_AVMODE_DIGITAL:
+		if (!(tmp & PWR_TUNER_EN)) {
+			tmp |= (PWR_TUNER_EN);
+			value[0] = (u8) tmp;
+			value[1] = (u8) (tmp >> 8);
+			value[2] = (u8) (tmp >> 16);
+			value[3] = (u8) (tmp >> 24);
+			status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
+							PWR_CTL_EN, value, 4);
+			msleep(PWR_SLEEP_INTERVAL);
+		}
+		if (!(tmp & PWR_AV_EN)) {
+			tmp |= PWR_AV_EN;
+			value[0] = (u8) tmp;
+			value[1] = (u8) (tmp >> 8);
+			value[2] = (u8) (tmp >> 16);
+			value[3] = (u8) (tmp >> 24);
+			status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
+							PWR_CTL_EN, value, 4);
+			msleep(PWR_SLEEP_INTERVAL);
+		}
+		if (!(tmp & PWR_ISO_EN)) {
+			tmp |= PWR_ISO_EN;
+			value[0] = (u8) tmp;
+			value[1] = (u8) (tmp >> 8);
+			value[2] = (u8) (tmp >> 16);
+			value[3] = (u8) (tmp >> 24);
+			status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
+							PWR_CTL_EN, value, 4);
+			msleep(PWR_SLEEP_INTERVAL);
+		}
+
+		tmp |= POLARIS_AVMODE_DIGITAL | I2C_DEMOD_EN;
+		value[0] = (u8) tmp;
+		value[1] = (u8) (tmp >> 8);
+		value[2] = (u8) (tmp >> 16);
+		value[3] = (u8) (tmp >> 24);
+		status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
+						PWR_CTL_EN, value, 4);
+		msleep(PWR_SLEEP_INTERVAL);
+
+		if (!(tmp & PWR_DEMOD_EN)) {
+			tmp |= PWR_DEMOD_EN;
+			value[0] = (u8) tmp;
+			value[1] = (u8) (tmp >> 8);
+			value[2] = (u8) (tmp >> 16);
+			value[3] = (u8) (tmp >> 24);
+			status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
+							PWR_CTL_EN, value, 4);
+			msleep(PWR_SLEEP_INTERVAL);
+		}
+
+		if ((dev->model == CX231XX_BOARD_CNXT_RDE_250) ||
+		    (dev->model == CX231XX_BOARD_CNXT_RDU_250)) {
+			/* tuner path to channel 1 from port 3 */
+			cx231xx_enable_i2c_for_tuner(dev, I2C_3);
+
+			if (dev->cx231xx_reset_analog_tuner)
+				dev->cx231xx_reset_analog_tuner(dev);
+		}
+		break;
+
+	default:
+		break;
+	}
+
+	msleep(PWR_SLEEP_INTERVAL);
+
+	/* For power saving, only enable Pwr_resetout_n
+	   when digital TV is selected. */
+	if (mode == POLARIS_AVMODE_DIGITAL) {
+		tmp |= PWR_RESETOUT_EN;
+		value[0] = (u8) tmp;
+		value[1] = (u8) (tmp >> 8);
+		value[2] = (u8) (tmp >> 16);
+		value[3] = (u8) (tmp >> 24);
+		status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER,
+						PWR_CTL_EN, value, 4);
+		msleep(PWR_SLEEP_INTERVAL);
+	}
+
+	/* update power control for colibri */
+	status = cx231xx_colibri_update_power_control(dev, mode);
+
+	/* update power control for flatiron */
+	status = cx231xx_flatiron_update_power_control(dev, mode);
+
+	status = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, PWR_CTL_EN, value,
+				       4);
+	cx231xx_info(" The data of PWR_CTL_EN register 0x74"
+				 "=0x%0x,0x%0x,0x%0x,0x%0x\n",
+		     value[0], value[1], value[2], value[3]);
+
+	return status;
+}
+
+int cx231xx_power_suspend(struct cx231xx *dev)
+{
+	u8 value[4] = { 0, 0, 0, 0 };
+	u32 tmp = 0;
+	int status = 0;
+
+	status = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, PWR_CTL_EN,
+				       value, 4);
+	if (status > 0)
+		return status;
+
+	tmp = *((u32 *) value);
+	tmp &= (~PWR_MODE_MASK);
+
+	value[0] = (u8) tmp;
+	value[1] = (u8) (tmp >> 8);
+	value[2] = (u8) (tmp >> 16);
+	value[3] = (u8) (tmp >> 24);
+	status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, PWR_CTL_EN,
+					value, 4);
+
+	return status;
+}
+
+/******************************************************************************
+ *                  S T R E A M    C O N T R O L   functions                  *
+ ******************************************************************************/
+int cx231xx_start_stream(struct cx231xx *dev, u32 ep_mask)
+{
+	u8 value[4] = { 0x0, 0x0, 0x0, 0x0 };
+	u32 tmp = 0;
+	int status = 0;
+
+	cx231xx_info("cx231xx_start_stream():: ep_mask = %x\n", ep_mask);
+	status = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, EP_MODE_SET,
+				       value, 4);
+	if (status < 0)
+		return status;
+
+	tmp = *((u32 *) value);
+	tmp |= ep_mask;
+	value[0] = (u8) tmp;
+	value[1] = (u8) (tmp >> 8);
+	value[2] = (u8) (tmp >> 16);
+	value[3] = (u8) (tmp >> 24);
+
+	status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, EP_MODE_SET,
+					value, 4);
+
+	return status;
+}
+
+int cx231xx_stop_stream(struct cx231xx *dev, u32 ep_mask)
+{
+	u8 value[4] = { 0x0, 0x0, 0x0, 0x0 };
+	u32 tmp = 0;
+	int status = 0;
+
+	cx231xx_info("cx231xx_stop_stream():: ep_mask = %x\n", ep_mask);
+	status =
+	    cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, EP_MODE_SET, value, 4);
+	if (status < 0)
+		return status;
+
+	tmp = *((u32 *) value);
+	tmp &= (~ep_mask);
+	value[0] = (u8) tmp;
+	value[1] = (u8) (tmp >> 8);
+	value[2] = (u8) (tmp >> 16);
+	value[3] = (u8) (tmp >> 24);
+
+	status = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, EP_MODE_SET,
+					value, 4);
+
+	return status;
+}
+
+int cx231xx_initialize_stream_xfer(struct cx231xx *dev, u32 media_type)
+{
+	int status = 0;
+
+	if (dev->udev->speed == USB_SPEED_HIGH) {
+		switch (media_type) {
+		case 81: /* audio */
+			cx231xx_info("%s: Audio enter HANC\n", __func__);
+			status =
+			    cx231xx_mode_register(dev, TS_MODE_REG, 0x9300);
+			break;
+
+		case 2:	/* vbi */
+			cx231xx_info("%s: set vanc registers\n", __func__);
+			status = cx231xx_mode_register(dev, TS_MODE_REG, 0x300);
+			break;
+
+		case 3:	/* sliced cc */
+			cx231xx_info("%s: set hanc registers\n", __func__);
+			status =
+			    cx231xx_mode_register(dev, TS_MODE_REG, 0x1300);
+			break;
+
+		case 0:	/* video */
+			cx231xx_info("%s: set video registers\n", __func__);
+			status = cx231xx_mode_register(dev, TS_MODE_REG, 0x100);
+			break;
+
+		case 4:	/* ts1 */
+			cx231xx_info("%s: set ts1 registers\n", __func__);
+			status = cx231xx_mode_register(dev, TS_MODE_REG, 0x101);
+			status = cx231xx_mode_register(dev, TS1_CFG_REG, 0x400);
+			break;
+		case 6:	/* ts1 parallel mode */
+			cx231xx_info("%s: set ts1 parrallel mode registers\n",
+				     __func__);
+			status = cx231xx_mode_register(dev, TS_MODE_REG, 0x100);
+			status = cx231xx_mode_register(dev, TS1_CFG_REG, 0x400);
+			break;
+		}
+	} else {
+		status = cx231xx_mode_register(dev, TS_MODE_REG, 0x101);
+	}
+
+	return status;
+}
+
+int cx231xx_capture_start(struct cx231xx *dev, int start, u8 media_type)
+{
+	int rc;
+	u32 ep_mask = -1;
+	struct pcb_config *pcb_config;
+
+	/* get EP for media type */
+	pcb_config = (struct pcb_config *)&dev->current_pcb_config;
+
+	if (pcb_config->config_num == 1) {
+		switch (media_type) {
+		case 0:	/* Video */
+			ep_mask = ENABLE_EP4;	/* ep4  [00:1000] */
+			break;
+		case 1:	/* Audio */
+			ep_mask = ENABLE_EP3;	/* ep3  [00:0100] */
+			break;
+		case 2:	/* Vbi */
+			ep_mask = ENABLE_EP5;	/* ep5 [01:0000] */
+			break;
+		case 3:	/* Sliced_cc */
+			ep_mask = ENABLE_EP6;	/* ep6 [10:0000] */
+			break;
+		case 4:	/* ts1 */
+		case 6:	/* ts1 parallel mode */
+			ep_mask = ENABLE_EP1;	/* ep1 [00:0001] */
+			break;
+		case 5:	/* ts2 */
+			ep_mask = ENABLE_EP2;	/* ep2 [00:0010] */
+			break;
+		}
+
+	} else if (pcb_config->config_num > 1) {
+		switch (media_type) {
+		case 0:	/* Video */
+			ep_mask = ENABLE_EP4;	/* ep4  [00:1000] */
+			break;
+		case 1:	/* Audio */
+			ep_mask = ENABLE_EP3;	/* ep3  [00:0100] */
+			break;
+		case 2:	/* Vbi */
+			ep_mask = ENABLE_EP5;	/* ep5 [01:0000] */
+			break;
+		case 3:	/* Sliced_cc */
+			ep_mask = ENABLE_EP6;	/* ep6 [10:0000] */
+			break;
+		case 4:	/* ts1 */
+		case 6:	/* ts1 parallel mode */
+			ep_mask = ENABLE_EP1;	/* ep1 [00:0001] */
+			break;
+		case 5:	/* ts2 */
+			ep_mask = ENABLE_EP2;	/* ep2 [00:0010] */
+			break;
+		}
+
+	}
+
+	if (start) {
+		rc = cx231xx_initialize_stream_xfer(dev, media_type);
+
+		if (rc < 0)
+			return rc;
+
+		/* enable video capture */
+		if (ep_mask > 0)
+			rc = cx231xx_start_stream(dev, ep_mask);
+	} else {
+		/* disable video capture */
+		if (ep_mask > 0)
+			rc = cx231xx_stop_stream(dev, ep_mask);
+	}
+
+	if (dev->mode == CX231XX_ANALOG_MODE)
+		;/* do any in Analog mode */
+	else
+		;/* do any in digital mode */
+
+	return rc;
+}
+EXPORT_SYMBOL_GPL(cx231xx_capture_start);
+
+/*****************************************************************************
+*                   G P I O   B I T control functions                        *
+******************************************************************************/
+int cx231xx_set_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u8 * gpio_val)
+{
+	int status = 0;
+
+	status = cx231xx_send_gpio_cmd(dev, gpio_bit, gpio_val, 4, 0, 0);
+
+	return status;
+}
+
+int cx231xx_get_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u8 * gpio_val)
+{
+	int status = 0;
+
+	status = cx231xx_send_gpio_cmd(dev, gpio_bit, gpio_val, 4, 0, 1);
+
+	return status;
+}
+
+/*
+* cx231xx_set_gpio_direction
+*      Sets the direction of the GPIO pin to input or output
+*
+* Parameters :
+*      pin_number : The GPIO Pin number to program the direction for
+*                   from 0 to 31
+*      pin_value : The Direction of the GPIO Pin under reference.
+*                      0 = Input direction
+*                      1 = Output direction
+*/
+int cx231xx_set_gpio_direction(struct cx231xx *dev,
+			       int pin_number, int pin_value)
+{
+	int status = 0;
+	u32 value = 0;
+
+	/* Check for valid pin_number - if 32 , bail out */
+	if (pin_number >= 32)
+		return -EINVAL;
+
+	/* input */
+	if (pin_value == 0)
+		value = dev->gpio_dir & (~(1 << pin_number));	/* clear */
+	else
+		value = dev->gpio_dir | (1 << pin_number);
+
+	status = cx231xx_set_gpio_bit(dev, value, (u8 *) &dev->gpio_val);
+
+	/* cache the value for future */
+	dev->gpio_dir = value;
+
+	return status;
+}
+
+/*
+* cx231xx_set_gpio_value
+*      Sets the value of the GPIO pin to Logic high or low. The Pin under
+*      reference should ALREADY BE SET IN OUTPUT MODE !!!!!!!!!
+*
+* Parameters :
+*      pin_number : The GPIO Pin number to program the direction for
+*      pin_value : The value of the GPIO Pin under reference.
+*                      0 = set it to 0
+*                      1 = set it to 1
+*/
+int cx231xx_set_gpio_value(struct cx231xx *dev, int pin_number, int pin_value)
+{
+	int status = 0;
+	u32 value = 0;
+
+	/* Check for valid pin_number - if 0xFF , bail out */
+	if (pin_number >= 32)
+		return -EINVAL;
+
+	/* first do a sanity check - if the Pin is not output, make it output */
+	if ((dev->gpio_dir & (1 << pin_number)) == 0x00) {
+		/* It was in input mode */
+		value = dev->gpio_dir | (1 << pin_number);
+		dev->gpio_dir = value;
+		status = cx231xx_set_gpio_bit(dev, dev->gpio_dir,
+					      (u8 *) &dev->gpio_val);
+		value = 0;
+	}
+
+	if (pin_value == 0)
+		value = dev->gpio_val & (~(1 << pin_number));
+	else
+		value = dev->gpio_val | (1 << pin_number);
+
+	/* store the value */
+	dev->gpio_val = value;
+
+	/* toggle bit0 of GP_IO */
+	status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val);
+
+	return status;
+}
+
+/*****************************************************************************
+*                      G P I O I2C related functions                         *
+******************************************************************************/
+int cx231xx_gpio_i2c_start(struct cx231xx *dev)
+{
+	int status = 0;
+
+	/* set SCL to output 1 ; set SDA to output 1 */
+	dev->gpio_dir |= 1 << dev->board.tuner_scl_gpio;
+	dev->gpio_dir |= 1 << dev->board.tuner_sda_gpio;
+	dev->gpio_val |= 1 << dev->board.tuner_scl_gpio;
+	dev->gpio_val |= 1 << dev->board.tuner_sda_gpio;
+
+	status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val);
+	if (status < 0)
+		return -EINVAL;
+
+	/* set SCL to output 1; set SDA to output 0 */
+	dev->gpio_val |= 1 << dev->board.tuner_scl_gpio;
+	dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio);
+
+	status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val);
+	if (status < 0)
+		return -EINVAL;
+
+	/* set SCL to output 0; set SDA to output 0      */
+	dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
+	dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio);
+
+	status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val);
+	if (status < 0)
+		return -EINVAL;
+
+	return status;
+}
+
+int cx231xx_gpio_i2c_end(struct cx231xx *dev)
+{
+	int status = 0;
+
+	/* set SCL to output 0; set SDA to output 0      */
+	dev->gpio_dir |= 1 << dev->board.tuner_scl_gpio;
+	dev->gpio_dir |= 1 << dev->board.tuner_sda_gpio;
+
+	dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
+	dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio);
+
+	status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val);
+	if (status < 0)
+		return -EINVAL;
+
+	/* set SCL to output 1; set SDA to output 0      */
+	dev->gpio_val |= 1 << dev->board.tuner_scl_gpio;
+	dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio);
+
+	status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val);
+	if (status < 0)
+		return -EINVAL;
+
+	/* set SCL to input ,release SCL cable control
+	   set SDA to input ,release SDA cable control */
+	dev->gpio_dir &= ~(1 << dev->board.tuner_scl_gpio);
+	dev->gpio_dir &= ~(1 << dev->board.tuner_sda_gpio);
+
+	status =
+	    cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val);
+	if (status < 0)
+		return -EINVAL;
+
+	return status;
+}
+
+int cx231xx_gpio_i2c_write_byte(struct cx231xx *dev, u8 data)
+{
+	int status = 0;
+	u8 i;
+
+	/* set SCL to output ; set SDA to output */
+	dev->gpio_dir |= 1 << dev->board.tuner_scl_gpio;
+	dev->gpio_dir |= 1 << dev->board.tuner_sda_gpio;
+
+	for (i = 0; i < 8; i++) {
+		if (((data << i) & 0x80) == 0) {
+			/* set SCL to output 0; set SDA to output 0     */
+			dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
+			dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio);
+			status = cx231xx_set_gpio_bit(dev, dev->gpio_dir,
+						      (u8 *)&dev->gpio_val);
+
+			/* set SCL to output 1; set SDA to output 0     */
+			dev->gpio_val |= 1 << dev->board.tuner_scl_gpio;
+			status = cx231xx_set_gpio_bit(dev, dev->gpio_dir,
+						      (u8 *)&dev->gpio_val);
+
+			/* set SCL to output 0; set SDA to output 0     */
+			dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
+			status = cx231xx_set_gpio_bit(dev, dev->gpio_dir,
+						      (u8 *)&dev->gpio_val);
+		} else {
+			/* set SCL to output 0; set SDA to output 1     */
+			dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
+			dev->gpio_val |= 1 << dev->board.tuner_sda_gpio;
+			status = cx231xx_set_gpio_bit(dev, dev->gpio_dir,
+						      (u8 *)&dev->gpio_val);
+
+			/* set SCL to output 1; set SDA to output 1     */
+			dev->gpio_val |= 1 << dev->board.tuner_scl_gpio;
+			status = cx231xx_set_gpio_bit(dev, dev->gpio_dir,
+						      (u8 *)&dev->gpio_val);
+
+			/* set SCL to output 0; set SDA to output 1     */
+			dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
+			status = cx231xx_set_gpio_bit(dev, dev->gpio_dir,
+						      (u8 *)&dev->gpio_val);
+		}
+	}
+	return status;
+}
+
+int cx231xx_gpio_i2c_read_byte(struct cx231xx *dev, u8 * buf)
+{
+	u8 value = 0;
+	int status = 0;
+	u32 gpio_logic_value = 0;
+	u8 i;
+
+	/* read byte */
+	for (i = 0; i < 8; i++) {	/* send write I2c addr */
+
+		/* set SCL to output 0; set SDA to input */
+		dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
+		status = cx231xx_set_gpio_bit(dev, dev->gpio_dir,
+					      (u8 *)&dev->gpio_val);
+
+		/* set SCL to output 1; set SDA to input */
+		dev->gpio_val |= 1 << dev->board.tuner_scl_gpio;
+		status = cx231xx_set_gpio_bit(dev, dev->gpio_dir,
+					      (u8 *)&dev->gpio_val);
+
+		/* get SDA data bit */
+		gpio_logic_value = dev->gpio_val;
+		status = cx231xx_get_gpio_bit(dev, dev->gpio_dir,
+					      (u8 *)&dev->gpio_val);
+		if ((dev->gpio_val & (1 << dev->board.tuner_sda_gpio)) != 0)
+			value |= (1 << (8 - i - 1));
+
+		dev->gpio_val = gpio_logic_value;
+	}
+
+	/* set SCL to output 0,finish the read latest SCL signal.
+	   !!!set SDA to input, never to modify SDA direction at
+	   the same times */
+	dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
+	status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val);
+
+	/* store the value */
+	*buf = value & 0xff;
+
+	return status;
+}
+
+int cx231xx_gpio_i2c_read_ack(struct cx231xx *dev)
+{
+	int status = 0;
+	u32 gpio_logic_value = 0;
+	int nCnt = 10;
+	int nInit = nCnt;
+
+	/* clock stretch; set SCL to input; set SDA to input;
+	   get SCL value till SCL = 1 */
+	dev->gpio_dir &= ~(1 << dev->board.tuner_sda_gpio);
+	dev->gpio_dir &= ~(1 << dev->board.tuner_scl_gpio);
+
+	gpio_logic_value = dev->gpio_val;
+	status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val);
+
+	do {
+		msleep(2);
+		status = cx231xx_get_gpio_bit(dev, dev->gpio_dir,
+					      (u8 *)&dev->gpio_val);
+		nCnt--;
+	} while (((dev->gpio_val &
+			  (1 << dev->board.tuner_scl_gpio)) == 0) &&
+			 (nCnt > 0));
+
+	if (nCnt == 0)
+		cx231xx_info("No ACK after %d msec -GPIO I2C failed!",
+			     nInit * 10);
+
+	/* readAck
+	   throuth clock stretch ,slave has given a SCL signal,
+	   so the SDA data can be directly read.  */
+	status = cx231xx_get_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val);
+
+	if ((dev->gpio_val & 1 << dev->board.tuner_sda_gpio) == 0) {
+		dev->gpio_val = gpio_logic_value;
+		dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio);
+		status = 0;
+	} else {
+		dev->gpio_val = gpio_logic_value;
+		dev->gpio_val |= (1 << dev->board.tuner_sda_gpio);
+	}
+
+	/* read SDA end, set the SCL to output 0, after this operation,
+	   SDA direction can be changed. */
+	dev->gpio_val = gpio_logic_value;
+	dev->gpio_dir |= (1 << dev->board.tuner_scl_gpio);
+	dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
+	status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val);
+
+	return status;
+}
+
+int cx231xx_gpio_i2c_write_ack(struct cx231xx *dev)
+{
+	int status = 0;
+
+	/* set SDA to ouput */
+	dev->gpio_dir |= 1 << dev->board.tuner_sda_gpio;
+	status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val);
+
+	/* set SCL = 0 (output); set SDA = 0 (output) */
+	dev->gpio_val &= ~(1 << dev->board.tuner_sda_gpio);
+	dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
+	status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val);
+
+	/* set SCL = 1 (output); set SDA = 0 (output) */
+	dev->gpio_val |= 1 << dev->board.tuner_scl_gpio;
+	status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val);
+
+	/* set SCL = 0 (output); set SDA = 0 (output) */
+	dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
+	status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val);
+
+	/* set SDA to input,and then the slave will read data from SDA. */
+	dev->gpio_dir &= ~(1 << dev->board.tuner_sda_gpio);
+	status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val);
+
+	return status;
+}
+
+int cx231xx_gpio_i2c_write_nak(struct cx231xx *dev)
+{
+	int status = 0;
+
+	/* set scl to output ; set sda to input */
+	dev->gpio_dir |= 1 << dev->board.tuner_scl_gpio;
+	dev->gpio_dir &= ~(1 << dev->board.tuner_sda_gpio);
+	status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val);
+
+	/* set scl to output 0; set sda to input */
+	dev->gpio_val &= ~(1 << dev->board.tuner_scl_gpio);
+	status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val);
+
+	/* set scl to output 1; set sda to input */
+	dev->gpio_val |= 1 << dev->board.tuner_scl_gpio;
+	status = cx231xx_set_gpio_bit(dev, dev->gpio_dir, (u8 *)&dev->gpio_val);
+
+	return status;
+}
+
+/*****************************************************************************
+*                      G P I O I2C related functions                         *
+******************************************************************************/
+/* cx231xx_gpio_i2c_read
+ * Function to read data from gpio based I2C interface
+ */
+int cx231xx_gpio_i2c_read(struct cx231xx *dev, u8 dev_addr, u8 * buf, u8 len)
+{
+	int status = 0;
+	int i = 0;
+
+	/* get the lock */
+	mutex_lock(&dev->gpio_i2c_lock);
+
+	/* start */
+	status = cx231xx_gpio_i2c_start(dev);
+
+	/* write dev_addr */
+	status = cx231xx_gpio_i2c_write_byte(dev, (dev_addr << 1) + 1);
+
+	/* readAck */
+	status = cx231xx_gpio_i2c_read_ack(dev);
+
+	/* read data */
+	for (i = 0; i < len; i++) {
+		/* read data */
+		buf[i] = 0;
+		status = cx231xx_gpio_i2c_read_byte(dev, &buf[i]);
+
+		if ((i + 1) != len) {
+			/* only do write ack if we more length */
+			status = cx231xx_gpio_i2c_write_ack(dev);
+		}
+	}
+
+	/* write NAK - inform reads are complete */
+	status = cx231xx_gpio_i2c_write_nak(dev);
+
+	/* write end */
+	status = cx231xx_gpio_i2c_end(dev);
+
+	/* release the lock */
+	mutex_unlock(&dev->gpio_i2c_lock);
+
+	return status;
+}
+
+/* cx231xx_gpio_i2c_write
+ * Function to write data to gpio based I2C interface
+ */
+int cx231xx_gpio_i2c_write(struct cx231xx *dev, u8 dev_addr, u8 * buf, u8 len)
+{
+	int status = 0;
+	int i = 0;
+
+	/* get the lock */
+	mutex_lock(&dev->gpio_i2c_lock);
+
+	/* start */
+	status = cx231xx_gpio_i2c_start(dev);
+
+	/* write dev_addr */
+	status = cx231xx_gpio_i2c_write_byte(dev, dev_addr << 1);
+
+	/* read Ack */
+	status = cx231xx_gpio_i2c_read_ack(dev);
+
+	for (i = 0; i < len; i++) {
+		/* Write data */
+		status = cx231xx_gpio_i2c_write_byte(dev, buf[i]);
+
+		/* read Ack */
+		status = cx231xx_gpio_i2c_read_ack(dev);
+	}
+
+	/* write End */
+	status = cx231xx_gpio_i2c_end(dev);
+
+	/* release the lock */
+	mutex_unlock(&dev->gpio_i2c_lock);
+
+	return 0;
+}
diff --git a/linux/drivers/media/video/cx231xx/cx231xx-cards.c b/linux/drivers/media/video/cx231xx/cx231xx-cards.c
new file mode 100644
index 000000000..435ecf58d
--- /dev/null
+++ b/linux/drivers/media/video/cx231xx/cx231xx-cards.c
@@ -0,0 +1,953 @@
+/*
+   cx231xx-cards.c - driver for Conexant Cx23100/101/102
+				USB video capture devices
+
+   Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
+				Based on em28xx driver
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/delay.h>
+#include <linux/i2c.h>
+#include <linux/usb.h>
+#include "compat.h"
+#include <media/tuner.h>
+#include <media/tveeprom.h>
+#include <media/v4l2-common.h>
+#include <media/v4l2-chip-ident.h>
+
+#include <media/cx25840.h>
+#include "xc5000.h"
+
+#include "cx231xx.h"
+
+static int tuner = -1;
+module_param(tuner, int, 0444);
+MODULE_PARM_DESC(tuner, "tuner type");
+
+static unsigned int disable_ir;
+module_param(disable_ir, int, 0444);
+MODULE_PARM_DESC(disable_ir, "disable infrared remote support");
+
+/* Bitmask marking allocated devices from 0 to CX231XX_MAXBOARDS */
+static unsigned long cx231xx_devused;
+
+/*
+ *  Reset sequences for analog/digital modes
+ */
+
+static struct cx231xx_reg_seq RDE250_XCV_TUNER[] = {
+	{0x03, 0x01, 10},
+	{0x03, 0x00, 30},
+	{0x03, 0x01, 10},
+	{-1, -1, -1},
+};
+
+/*
+ *  Board definitions
+ */
+struct cx231xx_board cx231xx_boards[] = {
+	[CX231XX_BOARD_UNKNOWN] = {
+		.name = "Unknown CX231xx video grabber",
+		.tuner_type = TUNER_ABSENT,
+		.input = {{
+				.type = CX231XX_VMUX_TELEVISION,
+				.vmux = CX231XX_VIN_3_1,
+				.amux = CX231XX_AMUX_VIDEO,
+				.gpio = 0,
+			}, {
+				.type = CX231XX_VMUX_COMPOSITE1,
+				.vmux = CX231XX_VIN_2_1,
+				.amux = CX231XX_AMUX_LINE_IN,
+				.gpio = 0,
+			}, {
+				.type = CX231XX_VMUX_SVIDEO,
+				.vmux = CX231XX_VIN_1_1 |
+					(CX231XX_VIN_1_2 << 8) |
+					CX25840_SVIDEO_ON,
+				.amux = CX231XX_AMUX_LINE_IN,
+				.gpio = 0,
+			}
+		},
+	},
+	[CX231XX_BOARD_CNXT_RDE_250] = {
+		.name = "Conexant Hybrid TV - RDE250",
+		.tuner_type = TUNER_XC5000,
+		.tuner_addr = 0x61,
+		.tuner_gpio = RDE250_XCV_TUNER,
+		.tuner_sif_gpio = 0x05,
+		.tuner_scl_gpio = 0x1a,
+		.tuner_sda_gpio = 0x1b,
+		.decoder = CX231XX_AVDECODER,
+		.demod_xfer_mode = 0,
+		.ctl_pin_status_mask = 0xFFFFFFC4,
+		.agc_analog_digital_select_gpio = 0x0c,
+		.gpio_pin_status_mask = 0x4001000,
+		.tuner_i2c_master = 1,
+		.demod_i2c_master = 2,
+		.has_dvb = 1,
+		.demod_addr = 0x02,
+		.norm = V4L2_STD_PAL,
+
+		.input = {{
+				.type = CX231XX_VMUX_TELEVISION,
+				.vmux = CX231XX_VIN_3_1,
+				.amux = CX231XX_AMUX_VIDEO,
+				.gpio = 0,
+			}, {
+				.type = CX231XX_VMUX_COMPOSITE1,
+				.vmux = CX231XX_VIN_2_1,
+				.amux = CX231XX_AMUX_LINE_IN,
+				.gpio = 0,
+			}, {
+				.type = CX231XX_VMUX_SVIDEO,
+				.vmux = CX231XX_VIN_1_1 |
+					(CX231XX_VIN_1_2 << 8) |
+					CX25840_SVIDEO_ON,
+				.amux = CX231XX_AMUX_LINE_IN,
+				.gpio = 0,
+			}
+		},
+	},
+
+	[CX231XX_BOARD_CNXT_RDU_250] = {
+		.name = "Conexant Hybrid TV - RDU250",
+		.tuner_type = TUNER_XC5000,
+		.tuner_addr = 0x61,
+		.tuner_gpio = RDE250_XCV_TUNER,
+		.tuner_sif_gpio = 0x05,
+		.tuner_scl_gpio = 0x1a,
+		.tuner_sda_gpio = 0x1b,
+		.decoder = CX231XX_AVDECODER,
+		.demod_xfer_mode = 0,
+		.ctl_pin_status_mask = 0xFFFFFFC4,
+		.agc_analog_digital_select_gpio = 0x0c,
+		.gpio_pin_status_mask = 0x4001000,
+		.tuner_i2c_master = 1,
+		.demod_i2c_master = 2,
+		.has_dvb = 1,
+		.demod_addr = 0x32,
+		.norm = V4L2_STD_NTSC,
+
+		.input = {{
+				.type = CX231XX_VMUX_TELEVISION,
+				.vmux = CX231XX_VIN_3_1,
+				.amux = CX231XX_AMUX_VIDEO,
+				.gpio = 0,
+			}, {
+				.type = CX231XX_VMUX_COMPOSITE1,
+				.vmux = CX231XX_VIN_2_1,
+				.amux = CX231XX_AMUX_LINE_IN,
+				.gpio = 0,
+			}, {
+				.type = CX231XX_VMUX_SVIDEO,
+				.vmux = CX231XX_VIN_1_1 |
+					(CX231XX_VIN_1_2 << 8) |
+					CX25840_SVIDEO_ON,
+				.amux = CX231XX_AMUX_LINE_IN,
+				.gpio = 0,
+			}
+		},
+	},
+};
+const unsigned int cx231xx_bcount = ARRAY_SIZE(cx231xx_boards);
+
+/* table of devices that work with this driver */
+struct usb_device_id cx231xx_id_table[] = {
+	{USB_DEVICE(0x0572, 0x5A3C),
+	 .driver_info = CX231XX_BOARD_UNKNOWN},
+	{USB_DEVICE(0x0572, 0x58A2),
+	 .driver_info = CX231XX_BOARD_CNXT_RDE_250},
+	{USB_DEVICE(0x0572, 0x58A1),
+	 .driver_info = CX231XX_BOARD_CNXT_RDU_250},
+	{},
+};
+
+MODULE_DEVICE_TABLE(usb, cx231xx_id_table);
+
+/* cx231xx_tuner_callback
+ * will be used to reset XC5000 tuner using GPIO pin
+ */
+
+int cx231xx_tuner_callback(void *ptr, int component, int command, int arg)
+{
+	int rc = 0;
+	struct cx231xx *dev = ptr;
+
+	if (dev->tuner_type == TUNER_XC5000) {
+		if (command == XC5000_TUNER_RESET) {
+			cx231xx_info
+				("Tuner CB: RESET: cmd %d : tuner type %d \n",
+				 command, dev->tuner_type);
+			cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit,
+					       1);
+			msleep(10);
+			cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit,
+					       0);
+			msleep(330);
+			cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit,
+					       1);
+			msleep(10);
+		}
+	}
+	return rc;
+}
+EXPORT_SYMBOL_GPL(cx231xx_tuner_callback);
+
+static inline void cx231xx_set_model(struct cx231xx *dev)
+{
+	memcpy(&dev->board, &cx231xx_boards[dev->model], sizeof(dev->board));
+}
+
+/* Since cx231xx_pre_card_setup() requires a proper dev->model,
+ * this won't work for boards with generic PCI IDs
+ */
+void cx231xx_pre_card_setup(struct cx231xx *dev)
+{
+
+	cx231xx_set_model(dev);
+
+	cx231xx_info("Identified as %s (card=%d)\n",
+		     dev->board.name, dev->model);
+
+	cx231xx_info("Precard: Board is %s\n", dev->board.name);
+	/* set the direction for GPIO pins */
+	cx231xx_set_gpio_direction(dev, dev->board.tuner_gpio->bit, 1);
+	cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit, 1);
+	cx231xx_set_gpio_direction(dev, dev->board.tuner_sif_gpio, 1);
+
+	/* request some modules if any required */
+
+	/* reset the Tuner */
+	cx231xx_gpio_set(dev, dev->board.tuner_gpio);
+
+	/* set the mode to Analog mode initially */
+	cx231xx_set_mode(dev, CX231XX_ANALOG_MODE);
+
+	/* Unlock device */
+	/* cx231xx_set_mode(dev, CX231XX_SUSPEND); */
+
+}
+
+#if 0				/* Keep */
+
+static void cx231xx_config_tuner(struct cx231xx *dev)
+{
+	struct tuner_setup tun_setup;
+	struct v4l2_frequency f;
+
+	if (dev->tuner_type == TUNER_ABSENT)
+		return;
+
+	tun_setup.mode_mask = T_ANALOG_TV | T_RADIO;
+	tun_setup.type = dev->tuner_type;
+	tun_setup.addr = dev->tuner_addr;
+	tun_setup.tuner_callback = cx231xx_tuner_callback;
+
+	cx231xx_i2c_call_clients(&dev->i2c_bus[1], TUNER_SET_TYPE_ADDR,
+				 &tun_setup);
+#if 0				/* Keep */
+	if (tun_setup.type == TUNER_XC5000) {
+		static struct xc2028_ctrl ctrl = {
+			.fname = XC5000_DEFAULT_FIRMWARE,
+			.max_len = 64,
+			.demod = 0;
+		};
+		struct v4l2_priv_tun_config cfg = {
+			.tuner = dev->tuner_type,
+			.priv = &ctrl,
+		};
+		cx231xx_i2c_call_clients(&dev->i2c_bus[1], TUNER_SET_CONFIG,
+					 &cfg);
+	}
+#endif
+
+	/* configure tuner */
+	f.tuner = 0;
+	f.type = V4L2_TUNER_ANALOG_TV;
+	f.frequency = 9076;	/* just a magic number */
+	dev->ctl_freq = f.frequency;
+	cx231xx_i2c_call_clients(&dev->i2c_bus[1], VIDIOC_S_FREQUENCY, &f);
+}
+
+#endif
+
+/* ----------------------------------------------------------------------- */
+void cx231xx_set_ir(struct cx231xx *dev, struct IR_i2c *ir)
+{
+	if (disable_ir) {
+		ir->get_key = NULL;
+		return;
+	}
+
+	/* detect & configure */
+	switch (dev->model) {
+
+	case CX231XX_BOARD_CNXT_RDE_250:
+		break;
+	case CX231XX_BOARD_CNXT_RDU_250:
+		break;
+	default:
+		break;
+	}
+}
+
+void cx231xx_card_setup(struct cx231xx *dev)
+{
+	cx231xx_set_model(dev);
+
+	dev->tuner_type = cx231xx_boards[dev->model].tuner_type;
+	if (cx231xx_boards[dev->model].tuner_addr)
+		dev->tuner_addr = cx231xx_boards[dev->model].tuner_addr;
+
+	cx231xx_info(": tuner type %d, tuner address %d \n",
+		     dev->tuner_type, dev->tuner_addr);
+
+	/* Do card specific if any */
+	switch (dev->model) {
+	case CX231XX_BOARD_CNXT_RDE_250:
+		/* do card specific GPIO settings if required */
+		cx231xx_info("Board is Conexant RDE 250\n");
+		break;
+	case CX231XX_BOARD_CNXT_RDU_250:
+		/* do card specific GPIO settings if required */
+		cx231xx_info("Board is Conexant RDU 250\n");
+		break;
+	}
+
+	/* request some modules */
+	if (dev->board.decoder == CX231XX_AVDECODER) {
+		cx231xx_info(": Requesting cx25840 module\n");
+		request_module("cx25840");
+	}
+#if 0				/* Keep */
+	if (dev->board.tuner_type != TUNER_ABSENT) {
+		cx231xx_info(": Requesting Tuner module\n");
+		request_module("tuner");
+	}
+
+	cx231xx_config_tuner(dev);
+
+	/* TBD  IR will be added later */
+	cx231xx_ir_init(dev);
+#endif
+}
+
+/*
+ * cx231xx_config()
+ * inits registers with sane defaults
+ */
+int cx231xx_config(struct cx231xx *dev)
+{
+	/* TBD need to add cx231xx specific code */
+	dev->mute = 1;		/* maybe not the right place... */
+	dev->volume = 0x1f;
+
+	return 0;
+}
+
+/*
+ * cx231xx_config_i2c()
+ * configure i2c attached devices
+ */
+void cx231xx_config_i2c(struct cx231xx *dev)
+{
+	struct v4l2_routing route;
+
+	route.input = INPUT(dev->video_input)->vmux;
+	route.output = 0;
+
+	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_STREAMON, NULL);
+}
+
+/*
+ * cx231xx_realease_resources()
+ * unregisters the v4l2,i2c and usb devices
+ * called when the device gets disconected or at module unload
+*/
+void cx231xx_release_resources(struct cx231xx *dev)
+{
+
+#if 0  /* Keep */		/* TBD IR related  */
+	if (dev->ir)
+		cx231xx_ir_fini(dev);
+#endif
+
+	cx231xx_release_analog_resources(dev);
+
+	cx231xx_remove_from_devlist(dev);
+
+	cx231xx_dev_uninit(dev);
+
+	usb_put_dev(dev->udev);
+
+	/* Mark device as unused */
+	cx231xx_devused &= ~(1 << dev->devno);
+}
+
+/*
+ * cx231xx_init_dev()
+ * allocates and inits the device structs, registers i2c bus and v4l device
+ */
+static int cx231xx_init_dev(struct cx231xx **devhandle, struct usb_device *udev,
+			    int minor)
+{
+	struct cx231xx *dev = *devhandle;
+	int retval = -ENOMEM;
+	int errCode;
+	unsigned int maxh, maxw;
+
+	dev->udev = udev;
+	mutex_init(&dev->lock);
+	mutex_init(&dev->ctrl_urb_lock);
+	mutex_init(&dev->gpio_i2c_lock);
+
+	spin_lock_init(&dev->video_mode.slock);
+	spin_lock_init(&dev->vbi_mode.slock);
+	spin_lock_init(&dev->sliced_cc_mode.slock);
+
+	init_waitqueue_head(&dev->open);
+	init_waitqueue_head(&dev->wait_frame);
+	init_waitqueue_head(&dev->wait_stream);
+
+	dev->cx231xx_read_ctrl_reg = cx231xx_read_ctrl_reg;
+	dev->cx231xx_write_ctrl_reg = cx231xx_write_ctrl_reg;
+	dev->cx231xx_send_usb_command = cx231xx_send_usb_command;
+	dev->cx231xx_gpio_i2c_read = cx231xx_gpio_i2c_read;
+	dev->cx231xx_gpio_i2c_write = cx231xx_gpio_i2c_write;
+
+	/* Query cx231xx to find what pcb config it is related to */
+	initialize_cx231xx(dev);
+
+	/* Cx231xx pre card setup */
+	cx231xx_pre_card_setup(dev);
+
+	errCode = cx231xx_config(dev);
+	if (errCode) {
+		cx231xx_errdev("error configuring device\n");
+		return -ENOMEM;
+	}
+
+	/* set default norm */
+	dev->norm = dev->board.norm;
+
+	/* register i2c bus */
+	errCode = cx231xx_dev_init(dev);
+	if (errCode < 0) {
+		cx231xx_errdev("%s: cx231xx_i2c_register - errCode [%d]!\n",
+			       __func__, errCode);
+		return errCode;
+	}
+
+	/* Do board specific init */
+	cx231xx_card_setup(dev);
+
+	/* configure the device */
+	cx231xx_config_i2c(dev);
+
+	maxw = norm_maxw(dev);
+	maxh = norm_maxh(dev);
+
+	/* set default image size */
+	dev->width = maxw;
+	dev->height = maxh;
+	dev->interlaced = 0;
+	dev->hscale = 0;
+	dev->vscale = 0;
+	dev->video_input = 0;
+
+	errCode = cx231xx_config(dev);
+	if (errCode < 0) {
+		cx231xx_errdev("%s: cx231xx_config - errCode [%d]!\n",
+			       __func__, errCode);
+		return errCode;
+	}
+
+	/* init video dma queues */
+	INIT_LIST_HEAD(&dev->video_mode.vidq.active);
+	INIT_LIST_HEAD(&dev->video_mode.vidq.queued);
+
+	/* init vbi dma queues */
+	INIT_LIST_HEAD(&dev->vbi_mode.vidq.active);
+	INIT_LIST_HEAD(&dev->vbi_mode.vidq.queued);
+
+	/* Reset other chips required if they are tied up with GPIO pins */
+
+	cx231xx_add_into_devlist(dev);
+
+	retval = cx231xx_register_analog_devices(dev);
+	if (retval < 0) {
+		cx231xx_release_resources(dev);
+		goto fail_reg_devices;
+	}
+
+	cx231xx_init_extension(dev);
+
+	return 0;
+
+fail_reg_devices:
+	mutex_unlock(&dev->lock);
+	return retval;
+}
+
+#if defined(CONFIG_MODULES) && defined(MODULE)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 20)
+static void request_module_async(void *ptr)
+{
+	struct cx231xx *dev = (struct cx231xx *)ptr;
+#else
+static void request_module_async(struct work_struct *work)
+{
+	struct cx231xx *dev = container_of(work,
+					   struct cx231xx, request_module_wk);
+#endif
+
+	if (dev->has_alsa_audio)
+		request_module("cx231xx-alsa");
+
+	if (dev->board.has_dvb)
+		request_module("cx231xx-dvb");
+
+}
+
+static void request_modules(struct cx231xx *dev)
+{
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 20)
+	INIT_WORK(&dev->request_module_wk, request_module_async, (void *)dev);
+#else
+	INIT_WORK(&dev->request_module_wk, request_module_async);
+#endif
+	schedule_work(&dev->request_module_wk);
+}
+#else
+#define request_modules(dev)
+#endif /* CONFIG_MODULES */
+
+/*
+ * cx231xx_usb_probe()
+ * checks for supported devices
+ */
+static int cx231xx_usb_probe(struct usb_interface *interface,
+			     const struct usb_device_id *id)
+{
+	struct usb_device *udev;
+	struct usb_interface *uif;
+	struct cx231xx *dev = NULL;
+	int retval = -ENODEV;
+	int nr = 0, ifnum;
+	int i, isoc_pipe = 0;
+	char *speed;
+	char descr[255] = "";
+	struct usb_interface *lif = NULL;
+	int skip_interface = 0;
+	struct usb_interface_assoc_descriptor *assoc_desc;
+
+	udev = usb_get_dev(interface_to_usbdev(interface));
+	ifnum = interface->altsetting[0].desc.bInterfaceNumber;
+
+	cx231xx_info(": Interface Number %d\n", ifnum);
+
+	/* Interface number 0 - IR interface */
+	if (ifnum == 0) {
+		/* Check to see next free device and mark as used */
+		nr = find_first_zero_bit(&cx231xx_devused, CX231XX_MAXBOARDS);
+		cx231xx_devused |= 1 << nr;
+
+		if (nr >= CX231XX_MAXBOARDS) {
+			cx231xx_info(": Supports only %i cx231xx boards.\n",
+				     CX231XX_MAXBOARDS);
+			cx231xx_devused &= ~(1 << nr);
+			return -ENOMEM;
+		}
+
+		/* allocate memory for our device state and initialize it */
+		dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+		if (dev == NULL) {
+			cx231xx_err(DRIVER_NAME ": out of memory!\n");
+			cx231xx_devused &= ~(1 << nr);
+			return -ENOMEM;
+		}
+
+		snprintf(dev->name, 29, "cx231xx #%d", nr);
+		dev->devno = nr;
+		dev->model = id->driver_info;
+		dev->video_mode.alt = -1;
+		dev->interface_count++;
+
+		/* reset gpio dir and value */
+		dev->gpio_dir = 0;
+		dev->gpio_val = 0;
+		dev->xc_fw_load_done = 0;
+		dev->has_alsa_audio = 1;
+		dev->power_mode = -1;
+
+		/* 0 - vbi ; 1 -sliced cc mode */
+		dev->vbi_or_sliced_cc_mode = 0;
+
+		/* get maximum no.of IAD interfaces */
+		assoc_desc = udev->actconfig->intf_assoc[0];
+		dev->max_iad_interface_count = assoc_desc->bInterfaceCount;
+		cx231xx_info("Found IAD interface count %d\n",
+			     dev->max_iad_interface_count);
+
+		/* init CIR module TBD */
+
+		/* store the current interface */
+		lif = interface;
+
+	} else if (ifnum == 1) {
+
+		/* Get dev structure first */
+		dev = usb_get_intfdata(udev->actconfig->interface[0]);
+		if (dev == NULL) {
+			cx231xx_err(DRIVER_NAME ": out of first interface!\n");
+			return -ENODEV;
+		}
+
+		/* store the interface 0 back */
+		lif = udev->actconfig->interface[0];
+
+		/* increment interface count */
+		dev->interface_count++;
+
+		/* get device number */
+		nr = dev->devno;
+
+		assoc_desc = udev->actconfig->intf_assoc[0];
+		if (assoc_desc->bFirstInterface == ifnum) {
+			cx231xx_info
+			("Found IAD interface match: AV Desc Start!! \n");
+		} else {
+			cx231xx_err(" Not found matching interface\n");
+			return -ENODEV;
+		}
+
+	} else if (ifnum >= 2) {
+		/* Get dev structure first */
+		dev = usb_get_intfdata(udev->actconfig->interface[0]);
+		if (dev == NULL) {
+			cx231xx_err(DRIVER_NAME ": out of first interface!\n");
+			return -ENODEV;
+		}
+
+		/* store the interface 0 back */
+		lif = udev->actconfig->interface[0];
+
+		/* increment interface count */
+		dev->interface_count++;
+
+		/* get device number */
+		nr = dev->devno;
+
+		/* set skip interface */
+		if ((dev->interface_count - 1) != dev->max_iad_interface_count)
+			skip_interface = 1;	/* set skipping */
+		else {
+			cx231xx_info
+			("Found IAD interface no. match with AV Device no.!\n");
+		}
+	}
+
+	switch (udev->speed) {
+	case USB_SPEED_LOW:
+		speed = "1.5";
+		break;
+	case USB_SPEED_UNKNOWN:
+	case USB_SPEED_FULL:
+		speed = "12";
+		break;
+	case USB_SPEED_HIGH:
+		speed = "480";
+		break;
+	default:
+		speed = "unknown";
+	}
+
+	if (udev->manufacturer)
+		strlcpy(descr, udev->manufacturer, sizeof(descr));
+
+	if (udev->product) {
+		if (*descr)
+			strlcat(descr, " ", sizeof(descr));
+		strlcat(descr, udev->product, sizeof(descr));
+	}
+	if (*descr)
+		strlcat(descr, " ", sizeof(descr));
+
+	cx231xx_info("New device %s@ %s Mbps "
+		     "(%04x:%04x, interface %d, class %d)\n",
+		     descr,
+		     speed,
+		     le16_to_cpu(udev->descriptor.idVendor),
+		     le16_to_cpu(udev->descriptor.idProduct),
+		     ifnum, interface->altsetting->desc.bInterfaceNumber);
+
+	/* AV device initialization */
+	if ((dev->interface_count - 1) == dev->max_iad_interface_count) {
+		cx231xx_info(" Calling init_dev\n");
+		/* allocate device struct */
+		retval = cx231xx_init_dev(&dev, udev, nr);
+		if (retval) {
+			cx231xx_devused &= ~(1 << dev->devno);
+			kfree(dev);
+
+			return retval;
+		}
+
+		/* compute alternate max packet sizes for video */
+		uif =
+		    udev->actconfig->interface[dev->current_pcb_config.
+					       hs_config_info[0].interface_info.
+					       video_index + 1];
+
+		dev->video_mode.end_point_addr =
+		    le16_to_cpu(uif->altsetting[0].endpoint[isoc_pipe].desc.
+				bEndpointAddress);
+
+		dev->video_mode.num_alt = uif->num_altsetting;
+		cx231xx_info(": EndPoint Addr 0x%x, Alternate settings: %i\n",
+			     dev->video_mode.end_point_addr,
+			     dev->video_mode.num_alt);
+		dev->video_mode.alt_max_pkt_size =
+		    kmalloc(32 * dev->video_mode.num_alt, GFP_KERNEL);
+
+		if (dev->video_mode.alt_max_pkt_size == NULL) {
+			cx231xx_errdev("out of memory!\n");
+			cx231xx_devused &= ~(1 << nr);
+			kfree(dev);
+			return -ENOMEM;
+		}
+
+		for (i = 0; i < dev->video_mode.num_alt; i++) {
+			u16 tmp =
+			    le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].
+					desc.wMaxPacketSize);
+			dev->video_mode.alt_max_pkt_size[i] =
+			    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
+			cx231xx_info("Alternate setting %i, max size= %i\n", i,
+				     dev->video_mode.alt_max_pkt_size[i]);
+		}
+
+		/* compute alternate max packet sizes for vbi */
+		uif =
+		    udev->actconfig->interface[dev->current_pcb_config.
+					       hs_config_info[0].interface_info.
+					       vanc_index + 1];
+
+		dev->vbi_mode.end_point_addr =
+		    le16_to_cpu(uif->altsetting[0].endpoint[isoc_pipe].desc.
+				bEndpointAddress);
+
+		dev->vbi_mode.num_alt = uif->num_altsetting;
+		cx231xx_info(": EndPoint Addr 0x%x, Alternate settings: %i\n",
+			     dev->vbi_mode.end_point_addr,
+			     dev->vbi_mode.num_alt);
+		dev->vbi_mode.alt_max_pkt_size =
+		    kmalloc(32 * dev->vbi_mode.num_alt, GFP_KERNEL);
+
+		if (dev->vbi_mode.alt_max_pkt_size == NULL) {
+			cx231xx_errdev("out of memory!\n");
+			cx231xx_devused &= ~(1 << nr);
+			kfree(dev);
+			return -ENOMEM;
+		}
+
+		for (i = 0; i < dev->vbi_mode.num_alt; i++) {
+			u16 tmp =
+			    le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].
+					desc.wMaxPacketSize);
+			dev->vbi_mode.alt_max_pkt_size[i] =
+			    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
+			cx231xx_info("Alternate setting %i, max size= %i\n", i,
+				     dev->vbi_mode.alt_max_pkt_size[i]);
+		}
+
+		/* compute alternate max packet sizes for sliced CC */
+		uif =
+		    udev->actconfig->interface[dev->current_pcb_config.
+					       hs_config_info[0].interface_info.
+					       hanc_index + 1];
+
+		dev->sliced_cc_mode.end_point_addr =
+		    le16_to_cpu(uif->altsetting[0].endpoint[isoc_pipe].desc.
+				bEndpointAddress);
+
+		dev->sliced_cc_mode.num_alt = uif->num_altsetting;
+		cx231xx_info(": EndPoint Addr 0x%x, Alternate settings: %i\n",
+			     dev->sliced_cc_mode.end_point_addr,
+			     dev->sliced_cc_mode.num_alt);
+		dev->sliced_cc_mode.alt_max_pkt_size =
+		    kmalloc(32 * dev->sliced_cc_mode.num_alt, GFP_KERNEL);
+
+		if (dev->sliced_cc_mode.alt_max_pkt_size == NULL) {
+			cx231xx_errdev("out of memory!\n");
+			cx231xx_devused &= ~(1 << nr);
+			kfree(dev);
+			return -ENOMEM;
+		}
+
+		for (i = 0; i < dev->sliced_cc_mode.num_alt; i++) {
+			u16 tmp =
+			    le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].
+					desc.wMaxPacketSize);
+			dev->sliced_cc_mode.alt_max_pkt_size[i] =
+			    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
+			cx231xx_info("Alternate setting %i, max size= %i\n", i,
+				     dev->sliced_cc_mode.alt_max_pkt_size[i]);
+		}
+
+		if (dev->current_pcb_config.ts1_source != 0xff) {
+
+			/* compute alternate max packet sizes for TS1 */
+			uif =
+			    udev->actconfig->interface[dev->current_pcb_config.
+						       hs_config_info[0].
+						       interface_info.
+						       ts1_index + 1];
+
+			dev->ts1_mode.end_point_addr =
+			    le16_to_cpu(uif->altsetting[0].endpoint[isoc_pipe].
+					desc.bEndpointAddress);
+
+			dev->ts1_mode.num_alt = uif->num_altsetting;
+			cx231xx_info
+			    (": EndPoint Addr 0x%x, Alternate settings: %i\n",
+			     dev->ts1_mode.end_point_addr,
+			     dev->ts1_mode.num_alt);
+			dev->ts1_mode.alt_max_pkt_size =
+			    kmalloc(32 * dev->ts1_mode.num_alt, GFP_KERNEL);
+
+			if (dev->ts1_mode.alt_max_pkt_size == NULL) {
+				cx231xx_errdev("out of memory!\n");
+				cx231xx_devused &= ~(1 << nr);
+				kfree(dev);
+				return -ENOMEM;
+			}
+
+			for (i = 0; i < dev->ts1_mode.num_alt; i++) {
+				u16 tmp =
+				    le16_to_cpu(uif->altsetting[i].
+						endpoint[isoc_pipe].desc.
+						wMaxPacketSize);
+				dev->ts1_mode.alt_max_pkt_size[i] =
+				    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) +
+						      1);
+				cx231xx_info
+				    ("Alternate setting %i, max size= %i\n", i,
+				     dev->ts1_mode.alt_max_pkt_size[i]);
+			}
+		}
+
+	}
+
+	/* save our data pointer in this interface device */
+	usb_set_intfdata(lif, dev);
+
+	/* load other modules required */
+	if ((dev->interface_count - 1) == dev->max_iad_interface_count) {
+		cx231xx_info("Calling request modules\n");
+		request_modules(dev);
+	}
+
+	if (skip_interface) {
+		cx231xx_info("Skipping the interface\n");
+		return -ENODEV;
+	}
+
+	return 0;
+}
+
+/*
+ * cx231xx_usb_disconnect()
+ * called when the device gets diconencted
+ * video device will be unregistered on v4l2_close in case it is still open
+ */
+static void cx231xx_usb_disconnect(struct usb_interface *interface)
+{
+	struct cx231xx *dev;
+
+	dev = usb_get_intfdata(interface);
+	usb_set_intfdata(interface, NULL);
+
+	if (!dev)
+		return;
+
+	/* wait until all current v4l2 io is finished then deallocate
+	   resources */
+	mutex_lock(&dev->lock);
+
+	wake_up_interruptible_all(&dev->open);
+
+	if (dev->users) {
+		cx231xx_warn
+		    ("device /dev/video%d is open! Deregistration and memory "
+		     "deallocation are deferred on close.\n", dev->vdev->num);
+
+		dev->state |= DEV_MISCONFIGURED;
+		cx231xx_uninit_isoc(dev);
+		dev->state |= DEV_DISCONNECTED;
+		wake_up_interruptible(&dev->wait_frame);
+		wake_up_interruptible(&dev->wait_stream);
+	} else {
+		dev->state |= DEV_DISCONNECTED;
+		cx231xx_release_resources(dev);
+	}
+
+	cx231xx_close_extension(dev);
+
+	mutex_unlock(&dev->lock);
+
+	if (!dev->users) {
+		kfree(dev->video_mode.alt_max_pkt_size);
+		kfree(dev->vbi_mode.alt_max_pkt_size);
+		kfree(dev->sliced_cc_mode.alt_max_pkt_size);
+		kfree(dev->ts1_mode.alt_max_pkt_size);
+		kfree(dev);
+	}
+}
+
+static struct usb_driver cx231xx_usb_driver = {
+	.name = "cx231xx",
+	.probe = cx231xx_usb_probe,
+	.disconnect = cx231xx_usb_disconnect,
+	.id_table = cx231xx_id_table,
+};
+
+static int __init cx231xx_module_init(void)
+{
+	int result;
+
+	printk(KERN_INFO DRIVER_NAME " v4l2 driver loaded.\n");
+
+	/* register this driver with the USB subsystem */
+	result = usb_register(&cx231xx_usb_driver);
+	if (result)
+		cx231xx_err(DRIVER_NAME
+			    " usb_register failed. Error number %d.\n", result);
+
+	return result;
+}
+
+static void __exit cx231xx_module_exit(void)
+{
+	/* deregister this driver with the USB subsystem */
+	usb_deregister(&cx231xx_usb_driver);
+}
+
+module_init(cx231xx_module_init);
+module_exit(cx231xx_module_exit);
diff --git a/linux/drivers/media/video/cx231xx/cx231xx-conf-reg.h b/linux/drivers/media/video/cx231xx/cx231xx-conf-reg.h
new file mode 100644
index 000000000..a6f398a17
--- /dev/null
+++ b/linux/drivers/media/video/cx231xx/cx231xx-conf-reg.h
@@ -0,0 +1,494 @@
+/*
+   cx231xx_conf-reg.h - driver for Conexant Cx23100/101/102 USB
+			video capture devices
+
+   Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef _POLARIS_REG_H_
+#define _POLARIS_REG_H_
+
+#define BOARD_CFG_STAT          0x0
+#define TS_MODE_REG             0x4
+#define TS1_CFG_REG             0x8
+#define TS1_LENGTH_REG          0xc
+#define TS2_CFG_REG             0x10
+#define TS2_LENGTH_REG          0x14
+#define EP_MODE_SET             0x18
+#define CIR_PWR_PTN1            0x1c
+#define CIR_PWR_PTN2            0x20
+#define CIR_PWR_PTN3            0x24
+#define CIR_PWR_MASK0           0x28
+#define CIR_PWR_MASK1           0x2c
+#define CIR_PWR_MASK2           0x30
+#define CIR_GAIN                0x34
+#define CIR_CAR_REG             0x38
+#define CIR_OT_CFG1             0x40
+#define CIR_OT_CFG2             0x44
+#define PWR_CTL_EN              0x74
+
+/* Polaris Endpoints capture mask for register EP_MODE_SET */
+#define ENABLE_EP1              0x01   /* Bit[0]=1 */
+#define ENABLE_EP2              0x02   /* Bit[1]=1 */
+#define ENABLE_EP3              0x04   /* Bit[2]=1 */
+#define ENABLE_EP4              0x08   /* Bit[3]=1 */
+#define ENABLE_EP5              0x10   /* Bit[4]=1 */
+#define ENABLE_EP6              0x20   /* Bit[5]=1 */
+
+/* Bit definition for register PWR_CTL_EN */
+#define PWR_MODE_MASK           0x17f
+#define PWR_AV_EN               0x08   /* bit3 */
+#define PWR_ISO_EN              0x40   /* bit6 */
+#define PWR_AV_MODE             0x30   /* bit4,5  */
+#define PWR_TUNER_EN            0x04   /* bit2 */
+#define PWR_DEMOD_EN            0x02   /* bit1 */
+#define I2C_DEMOD_EN            0x01   /* bit0 */
+#define PWR_RESETOUT_EN         0x100  /* bit8 */
+
+enum AV_MODE{
+       POLARIS_AVMODE_DEFAULT = 0,
+       POLARIS_AVMODE_DIGITAL = 0x10,
+       POLARIS_AVMODE_ANALOGT_TV = 0x20,
+       POLARIS_AVMODE_ENXTERNAL_AV = 0x30,
+
+};
+
+/* Colibri Registers */
+
+#define SINGLE_ENDED            0x0
+#define LOW_IF                  0x4
+#define EU_IF                   0x9
+#define US_IF                   0xa
+
+#define SUP_BLK_TUNE1           0x00
+#define SUP_BLK_TUNE2           0x01
+#define SUP_BLK_TUNE3           0x02
+#define SUP_BLK_XTAL            0x03
+#define SUP_BLK_PLL1            0x04
+#define SUP_BLK_PLL2            0x05
+#define SUP_BLK_PLL3            0x06
+#define SUP_BLK_REF             0x07
+#define SUP_BLK_PWRDN           0x08
+#define SUP_BLK_TESTPAD         0x09
+#define ADC_COM_INT5_STAB_REF   0x0a
+#define ADC_COM_QUANT           0x0b
+#define ADC_COM_BIAS1           0x0c
+#define ADC_COM_BIAS2           0x0d
+#define ADC_COM_BIAS3           0x0e
+#define TESTBUS_CTRL            0x12
+
+#define FLD_PWRDN_TUNING_BIAS	0x10
+#define FLD_PWRDN_ENABLE_PLL	0x08
+#define FLD_PWRDN_PD_BANDGAP	0x04
+#define FLD_PWRDN_PD_BIAS	0x02
+#define FLD_PWRDN_PD_TUNECK	0x01
+
+
+#define ADC_STATUS_CH1          0x20
+#define ADC_STATUS_CH2          0x40
+#define ADC_STATUS_CH3          0x60
+
+#define ADC_STATUS2_CH1         0x21
+#define ADC_STATUS2_CH2         0x41
+#define ADC_STATUS2_CH3         0x61
+
+#define ADC_CAL_ATEST_CH1       0x22
+#define ADC_CAL_ATEST_CH2       0x42
+#define ADC_CAL_ATEST_CH3       0x62
+
+#define ADC_PWRDN_CLAMP_CH1     0x23
+#define ADC_PWRDN_CLAMP_CH2     0x43
+#define ADC_PWRDN_CLAMP_CH3     0x63
+
+#define ADC_CTRL_DAC23_CH1      0x24
+#define ADC_CTRL_DAC23_CH2      0x44
+#define ADC_CTRL_DAC23_CH3      0x64
+
+#define ADC_CTRL_DAC1_CH1       0x25
+#define ADC_CTRL_DAC1_CH2       0x45
+#define ADC_CTRL_DAC1_CH3       0x65
+
+#define ADC_DCSERVO_DEM_CH1     0x26
+#define ADC_DCSERVO_DEM_CH2     0x46
+#define ADC_DCSERVO_DEM_CH3     0x66
+
+#define ADC_FB_FRCRST_CH1       0x27
+#define ADC_FB_FRCRST_CH2       0x47
+#define ADC_FB_FRCRST_CH3       0x67
+
+#define ADC_INPUT_CH1           0x28
+#define ADC_INPUT_CH2           0x48
+#define ADC_INPUT_CH3           0x68
+#define INPUT_SEL_MASK          0x30   /* [5:4] in_sel */
+
+#define ADC_NTF_PRECLMP_EN_CH1  0x29
+#define ADC_NTF_PRECLMP_EN_CH2  0x49
+#define ADC_NTF_PRECLMP_EN_CH3  0x69
+
+#define ADC_QGAIN_RES_TRM_CH1   0x2a
+#define ADC_QGAIN_RES_TRM_CH2   0x4a
+#define ADC_QGAIN_RES_TRM_CH3   0x6a
+
+#define ADC_SOC_PRECLMP_TERM_CH1    0x2b
+#define ADC_SOC_PRECLMP_TERM_CH2    0x4b
+#define ADC_SOC_PRECLMP_TERM_CH3    0x6b
+
+#define TESTBUS_CTRL_CH1        0x32
+#define TESTBUS_CTRL_CH2        0x52
+#define TESTBUS_CTRL_CH3        0x72
+
+/******************************************************************************
+			    * DIF registers *
+ ******************************************************************************/
+#define      DIRECT_IF_REVB_BASE  0x00300
+
+/*****************************************************************************/
+#define      DIF_PLL_FREQ_WORD        (DIRECT_IF_REVB_BASE + 0x00000000)
+/*****************************************************************************/
+#define      FLD_DIF_PLL_LOCK                           0x80000000
+/*  Reserved                                [30:29] */
+#define      FLD_DIF_PLL_FREE_RUN                       0x10000000
+#define      FLD_DIF_PLL_FREQ                           0x0fffffff
+
+/*****************************************************************************/
+#define      DIF_PLL_CTRL             (DIRECT_IF_REVB_BASE + 0x00000004)
+/*****************************************************************************/
+#define      FLD_DIF_KD_PD                              0xff000000
+/*  Reserved                             [23:20] */
+#define      FLD_DIF_KDS_PD                             0x000f0000
+#define      FLD_DIF_KI_PD                              0x0000ff00
+/*  Reserved                             [7:4] */
+#define      FLD_DIF_KIS_PD                             0x0000000f
+
+/*****************************************************************************/
+#define      DIF_PLL_CTRL1            (DIRECT_IF_REVB_BASE + 0x00000008)
+/*****************************************************************************/
+#define      FLD_DIF_KD_FD                              0xff000000
+/*  Reserved                             [23:20] */
+#define      FLD_DIF_KDS_FD                             0x000f0000
+#define      FLD_DIF_KI_FD                              0x0000ff00
+#define      FLD_DIF_SIG_PROP_SZ                        0x000000f0
+#define      FLD_DIF_KIS_FD                             0x0000000f
+
+/*****************************************************************************/
+#define      DIF_PLL_CTRL2            (DIRECT_IF_REVB_BASE + 0x0000000c)
+/*****************************************************************************/
+#define      FLD_DIF_PLL_AGC_REF                        0xfff00000
+#define      FLD_DIF_PLL_AGC_KI                         0x000f0000
+/*  Reserved                             [15] */
+#define      FLD_DIF_FREQ_LIMIT                         0x00007000
+#define      FLD_DIF_K_FD                               0x00000f00
+#define      FLD_DIF_DOWNSMPL_FD                        0x000000ff
+
+/*****************************************************************************/
+#define      DIF_PLL_CTRL3            (DIRECT_IF_REVB_BASE + 0x00000010)
+/*****************************************************************************/
+/*  Reserved                             [31:16] */
+#define      FLD_DIF_PLL_AGC_EN                         0x00008000
+/*  Reserved                             [14:12] */
+#define      FLD_DIF_PLL_MAN_GAIN                       0x00000fff
+
+/*****************************************************************************/
+#define      DIF_AGC_IF_REF           (DIRECT_IF_REVB_BASE + 0x00000014)
+/*****************************************************************************/
+#define      FLD_DIF_K_AGC_RF                           0xf0000000
+#define      FLD_DIF_K_AGC_IF                           0x0f000000
+#define      FLD_DIF_K_AGC_INT                          0x00f00000
+/*  Reserved                             [19:12] */
+#define      FLD_DIF_IF_REF                             0x00000fff
+
+/*****************************************************************************/
+#define      DIF_AGC_CTRL_IF          (DIRECT_IF_REVB_BASE + 0x00000018)
+/*****************************************************************************/
+#define      FLD_DIF_IF_MAX                             0xff000000
+#define      FLD_DIF_IF_MIN                             0x00ff0000
+#define      FLD_DIF_IF_AGC                             0x0000ffff
+
+/*****************************************************************************/
+#define      DIF_AGC_CTRL_INT         (DIRECT_IF_REVB_BASE + 0x0000001c)
+/*****************************************************************************/
+#define      FLD_DIF_INT_MAX                            0xff000000
+#define      FLD_DIF_INT_MIN                            0x00ff0000
+#define      FLD_DIF_INT_AGC                            0x0000ffff
+
+/*****************************************************************************/
+#define      DIF_AGC_CTRL_RF          (DIRECT_IF_REVB_BASE + 0x00000020)
+/*****************************************************************************/
+#define      FLD_DIF_RF_MAX                             0xff000000
+#define      FLD_DIF_RF_MIN                             0x00ff0000
+#define      FLD_DIF_RF_AGC                             0x0000ffff
+
+/*****************************************************************************/
+#define      DIF_AGC_IF_INT_CURRENT   (DIRECT_IF_REVB_BASE + 0x00000024)
+/*****************************************************************************/
+#define      FLD_DIF_IF_AGC_IN                          0xffff0000
+#define      FLD_DIF_INT_AGC_IN                         0x0000ffff
+
+/*****************************************************************************/
+#define      DIF_AGC_RF_CURRENT       (DIRECT_IF_REVB_BASE + 0x00000028)
+/*****************************************************************************/
+/*  Reserved                            [31:16] */
+#define      FLD_DIF_RF_AGC_IN                          0x0000ffff
+
+/*****************************************************************************/
+#define      DIF_VIDEO_AGC_CTRL       (DIRECT_IF_REVB_BASE + 0x0000002c)
+/*****************************************************************************/
+#define      FLD_DIF_AFD                                0xc0000000
+#define      FLD_DIF_K_VID_AGC                          0x30000000
+#define      FLD_DIF_LINE_LENGTH                        0x0fff0000
+#define      FLD_DIF_AGC_GAIN                           0x0000ffff
+
+/*****************************************************************************/
+#define      DIF_VID_AUD_OVERRIDE     (DIRECT_IF_REVB_BASE + 0x00000030)
+/*****************************************************************************/
+#define      FLD_DIF_AUDIO_AGC_OVERRIDE                 0x80000000
+/*  Reserved                             [30:30] */
+#define      FLD_DIF_AUDIO_MAN_GAIN                     0x3f000000
+/*  Reserved                             [23:17] */
+#define      FLD_DIF_VID_AGC_OVERRIDE                   0x00010000
+#define      FLD_DIF_VID_MAN_GAIN                       0x0000ffff
+
+/*****************************************************************************/
+#define      DIF_AV_SEP_CTRL          (DIRECT_IF_REVB_BASE + 0x00000034)
+/*****************************************************************************/
+#define      FLD_DIF_LPF_FREQ                           0xc0000000
+#define      FLD_DIF_AV_PHASE_INC                       0x3f000000
+#define      FLD_DIF_AUDIO_FREQ                         0x00ffffff
+
+/*****************************************************************************/
+#define      DIF_COMP_FLT_CTRL        (DIRECT_IF_REVB_BASE + 0x00000038)
+/*****************************************************************************/
+/*  Reserved                            [31:24] */
+#define      FLD_DIF_IIR23_R2                           0x00ff0000
+#define      FLD_DIF_IIR23_R1                           0x0000ff00
+#define      FLD_DIF_IIR1_R1                            0x000000ff
+
+/*****************************************************************************/
+#define      DIF_MISC_CTRL            (DIRECT_IF_REVB_BASE + 0x0000003c)
+/*****************************************************************************/
+#define      FLD_DIF_DIF_BYPASS                         0x80000000
+#define      FLD_DIF_FM_NYQ_GAIN                        0x40000000
+#define      FLD_DIF_RF_AGC_ENA                         0x20000000
+#define      FLD_DIF_INT_AGC_ENA                        0x10000000
+#define      FLD_DIF_IF_AGC_ENA                         0x08000000
+#define      FLD_DIF_FORCE_RF_IF_LOCK                   0x04000000
+#define      FLD_DIF_VIDEO_AGC_ENA                      0x02000000
+#define      FLD_DIF_RF_AGC_INV                         0x01000000
+#define      FLD_DIF_INT_AGC_INV                        0x00800000
+#define      FLD_DIF_IF_AGC_INV                         0x00400000
+#define      FLD_DIF_SPEC_INV                           0x00200000
+#define      FLD_DIF_AUD_FULL_BW                        0x00100000
+#define      FLD_DIF_AUD_SRC_SEL                        0x00080000
+/*  Reserved                             [18] */
+#define      FLD_DIF_IF_FREQ                            0x00030000
+/*  Reserved                             [15:14] */
+#define      FLD_DIF_TIP_OFFSET                         0x00003f00
+/*  Reserved                             [7:5] */
+#define      FLD_DIF_DITHER_ENA                         0x00000010
+/*  Reserved                             [3:1] */
+#define      FLD_DIF_RF_IF_LOCK                         0x00000001
+
+/*****************************************************************************/
+#define      DIF_SRC_PHASE_INC        (DIRECT_IF_REVB_BASE + 0x00000040)
+/*****************************************************************************/
+/*  Reserved                             [31:29] */
+#define      FLD_DIF_PHASE_INC                          0x1fffffff
+
+/*****************************************************************************/
+#define      DIF_SRC_GAIN_CONTROL     (DIRECT_IF_REVB_BASE + 0x00000044)
+/*****************************************************************************/
+/*  Reserved                             [31:16] */
+#define      FLD_DIF_SRC_KI                             0x0000ff00
+#define      FLD_DIF_SRC_KD                             0x000000ff
+
+/*****************************************************************************/
+#define      DIF_BPF_COEFF01          (DIRECT_IF_REVB_BASE + 0x00000048)
+/*****************************************************************************/
+/*  Reserved                             [31:19] */
+#define      FLD_DIF_BPF_COEFF_0                        0x00070000
+/*  Reserved                             [15:4] */
+#define      FLD_DIF_BPF_COEFF_1                        0x0000000f
+
+/*****************************************************************************/
+#define      DIF_BPF_COEFF23          (DIRECT_IF_REVB_BASE + 0x0000004c)
+/*****************************************************************************/
+/*  Reserved                             [31:22] */
+#define      FLD_DIF_BPF_COEFF_2                        0x003f0000
+/*  Reserved                             [15:7] */
+#define      FLD_DIF_BPF_COEFF_3                        0x0000007f
+
+/*****************************************************************************/
+#define      DIF_BPF_COEFF45          (DIRECT_IF_REVB_BASE + 0x00000050)
+/*****************************************************************************/
+/*  Reserved                             [31:24] */
+#define      FLD_DIF_BPF_COEFF_4                        0x00ff0000
+/*  Reserved                             [15:8] */
+#define      FLD_DIF_BPF_COEFF_5                        0x000000ff
+
+/*****************************************************************************/
+#define      DIF_BPF_COEFF67          (DIRECT_IF_REVB_BASE + 0x00000054)
+/*****************************************************************************/
+/*  Reserved                             [31:25] */
+#define      FLD_DIF_BPF_COEFF_6                        0x01ff0000
+/*  Reserved                             [15:9] */
+#define      FLD_DIF_BPF_COEFF_7                        0x000001ff
+
+/*****************************************************************************/
+#define      DIF_BPF_COEFF89          (DIRECT_IF_REVB_BASE + 0x00000058)
+/*****************************************************************************/
+/*  Reserved                             [31:26] */
+#define      FLD_DIF_BPF_COEFF_8                        0x03ff0000
+/*  Reserved                             [15:10] */
+#define      FLD_DIF_BPF_COEFF_9                        0x000003ff
+
+/*****************************************************************************/
+#define      DIF_BPF_COEFF1011        (DIRECT_IF_REVB_BASE + 0x0000005c)
+/*****************************************************************************/
+/*  Reserved                             [31:27] */
+#define      FLD_DIF_BPF_COEFF_10                       0x07ff0000
+/*  Reserved                             [15:11] */
+#define      FLD_DIF_BPF_COEFF_11                       0x000007ff
+
+/*****************************************************************************/
+#define      DIF_BPF_COEFF1213        (DIRECT_IF_REVB_BASE + 0x00000060)
+/*****************************************************************************/
+/*  Reserved                             [31:27] */
+#define      FLD_DIF_BPF_COEFF_12                       0x07ff0000
+/*  Reserved                             [15:12] */
+#define      FLD_DIF_BPF_COEFF_13                       0x00000fff
+
+/*****************************************************************************/
+#define      DIF_BPF_COEFF1415        (DIRECT_IF_REVB_BASE + 0x00000064)
+/*****************************************************************************/
+/*  Reserved                             [31:28] */
+#define      FLD_DIF_BPF_COEFF_14                       0x0fff0000
+/*  Reserved                             [15:12] */
+#define      FLD_DIF_BPF_COEFF_15                       0x00000fff
+
+/*****************************************************************************/
+#define      DIF_BPF_COEFF1617        (DIRECT_IF_REVB_BASE + 0x00000068)
+/*****************************************************************************/
+/*  Reserved                             [31:29] */
+#define      FLD_DIF_BPF_COEFF_16                       0x1fff0000
+/*  Reserved                             [15:13] */
+#define      FLD_DIF_BPF_COEFF_17                       0x00001fff
+
+/*****************************************************************************/
+#define      DIF_BPF_COEFF1819        (DIRECT_IF_REVB_BASE + 0x0000006c)
+/*****************************************************************************/
+/*  Reserved                             [31:29] */
+#define      FLD_DIF_BPF_COEFF_18                       0x1fff0000
+/*  Reserved                             [15:13] */
+#define      FLD_DIF_BPF_COEFF_19                       0x00001fff
+
+/*****************************************************************************/
+#define      DIF_BPF_COEFF2021        (DIRECT_IF_REVB_BASE + 0x00000070)
+/*****************************************************************************/
+/*  Reserved                             [31:29] */
+#define      FLD_DIF_BPF_COEFF_20                       0x1fff0000
+/*  Reserved                             [15:14] */
+#define      FLD_DIF_BPF_COEFF_21                       0x00003fff
+
+/*****************************************************************************/
+#define      DIF_BPF_COEFF2223        (DIRECT_IF_REVB_BASE + 0x00000074)
+/*****************************************************************************/
+/*  Reserved                             [31:30] */
+#define      FLD_DIF_BPF_COEFF_22                       0x3fff0000
+/*  Reserved                             [15:14] */
+#define      FLD_DIF_BPF_COEFF_23                       0x00003fff
+
+/*****************************************************************************/
+#define      DIF_BPF_COEFF2425        (DIRECT_IF_REVB_BASE + 0x00000078)
+/*****************************************************************************/
+/*  Reserved                             [31:30] */
+#define      FLD_DIF_BPF_COEFF_24                       0x3fff0000
+/*  Reserved                             [15:14] */
+#define      FLD_DIF_BPF_COEFF_25                       0x00003fff
+
+/*****************************************************************************/
+#define      DIF_BPF_COEFF2627        (DIRECT_IF_REVB_BASE + 0x0000007c)
+/*****************************************************************************/
+/*  Reserved                             [31:30] */
+#define      FLD_DIF_BPF_COEFF_26                       0x3fff0000
+/*  Reserved                             [15:14] */
+#define      FLD_DIF_BPF_COEFF_27                       0x00003fff
+
+/*****************************************************************************/
+#define      DIF_BPF_COEFF2829        (DIRECT_IF_REVB_BASE + 0x00000080)
+/*****************************************************************************/
+/*  Reserved                             [31:30] */
+#define      FLD_DIF_BPF_COEFF_28                       0x3fff0000
+/*  Reserved                             [15:14] */
+#define      FLD_DIF_BPF_COEFF_29                       0x00003fff
+
+/*****************************************************************************/
+#define      DIF_BPF_COEFF3031        (DIRECT_IF_REVB_BASE + 0x00000084)
+/*****************************************************************************/
+/*  Reserved                             [31:30] */
+#define      FLD_DIF_BPF_COEFF_30                       0x3fff0000
+/*  Reserved                             [15:14] */
+#define      FLD_DIF_BPF_COEFF_31                       0x00003fff
+
+/*****************************************************************************/
+#define      DIF_BPF_COEFF3233        (DIRECT_IF_REVB_BASE + 0x00000088)
+/*****************************************************************************/
+/*  Reserved                             [31:30] */
+#define      FLD_DIF_BPF_COEFF_32                       0x3fff0000
+/*  Reserved                             [15:14] */
+#define      FLD_DIF_BPF_COEFF_33                       0x00003fff
+
+/*****************************************************************************/
+#define      DIF_BPF_COEFF3435        (DIRECT_IF_REVB_BASE + 0x0000008c)
+/*****************************************************************************/
+/*  Reserved                             [31:30] */
+#define      FLD_DIF_BPF_COEFF_34                       0x3fff0000
+/*  Reserved                             [15:14] */
+#define      FLD_DIF_BPF_COEFF_35                       0x00003fff
+
+/*****************************************************************************/
+#define      DIF_BPF_COEFF36          (DIRECT_IF_REVB_BASE + 0x00000090)
+/*****************************************************************************/
+/*  Reserved                             [31:30] */
+#define      FLD_DIF_BPF_COEFF_36                       0x3fff0000
+/*  Reserved                             [15:0] */
+
+/*****************************************************************************/
+#define      DIF_RPT_VARIANCE         (DIRECT_IF_REVB_BASE + 0x00000094)
+/*****************************************************************************/
+/*  Reserved                             [31:20] */
+#define      FLD_DIF_RPT_VARIANCE                       0x000fffff
+
+/*****************************************************************************/
+#define      DIF_SOFT_RST_CTRL_REVB       (DIRECT_IF_REVB_BASE + 0x00000098)
+/*****************************************************************************/
+/*  Reserved                             [31:8] */
+#define      FLD_DIF_DIF_SOFT_RST                       0x00000080
+#define      FLD_DIF_DIF_REG_RST_MSK                    0x00000040
+#define      FLD_DIF_AGC_RST_MSK                        0x00000020
+#define      FLD_DIF_CMP_RST_MSK                        0x00000010
+#define      FLD_DIF_AVS_RST_MSK                        0x00000008
+#define      FLD_DIF_NYQ_RST_MSK                        0x00000004
+#define      FLD_DIF_DIF_SRC_RST_MSK                    0x00000002
+#define      FLD_DIF_PLL_RST_MSK                        0x00000001
+
+/*****************************************************************************/
+#define      DIF_PLL_FREQ_ERR         (DIRECT_IF_REVB_BASE + 0x0000009c)
+/*****************************************************************************/
+/*  Reserved                             [31:25] */
+#define      FLD_DIF_CTL_IP                             0x01ffffff
+
+#endif
diff --git a/linux/drivers/media/video/cx231xx/cx231xx-core.c b/linux/drivers/media/video/cx231xx/cx231xx-core.c
new file mode 100644
index 000000000..2aec3a842
--- /dev/null
+++ b/linux/drivers/media/video/cx231xx/cx231xx-core.c
@@ -0,0 +1,1231 @@
+/*
+   cx231xx-core.c - driver for Conexant Cx23100/101/102
+				USB video capture devices
+
+   Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
+				Based on em28xx driver
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/module.h>
+#include <linux/usb.h>
+#include <linux/vmalloc.h>
+#include <media/v4l2-common.h>
+
+#include "cx231xx.h"
+#include "cx231xx-reg.h"
+
+/* #define ENABLE_DEBUG_ISOC_FRAMES */
+
+static unsigned int core_debug;
+module_param(core_debug, int, 0644);
+MODULE_PARM_DESC(core_debug, "enable debug messages [core]");
+
+#define cx231xx_coredbg(fmt, arg...) do {\
+	if (core_debug) \
+		printk(KERN_INFO "%s %s :"fmt, \
+			 dev->name, __func__ , ##arg); } while (0)
+
+static unsigned int reg_debug;
+module_param(reg_debug, int, 0644);
+MODULE_PARM_DESC(reg_debug, "enable debug messages [URB reg]");
+
+#define cx231xx_regdbg(fmt, arg...) do {\
+	if (reg_debug) \
+		printk(KERN_INFO "%s %s :"fmt, \
+			 dev->name, __func__ , ##arg); } while (0)
+
+static int alt = CX231XX_PINOUT;
+module_param(alt, int, 0644);
+MODULE_PARM_DESC(alt, "alternate setting to use for video endpoint");
+
+#define cx231xx_isocdbg(fmt, arg...) do {\
+	if (core_debug) \
+		printk(KERN_INFO "%s %s :"fmt, \
+			 dev->name, __func__ , ##arg); } while (0)
+
+/*****************************************************************
+*             Device control list functions     				 *
+******************************************************************/
+
+static LIST_HEAD(cx231xx_devlist);
+static DEFINE_MUTEX(cx231xx_devlist_mutex);
+
+struct cx231xx *cx231xx_get_device(int minor,
+				   enum v4l2_buf_type *fh_type, int *has_radio)
+{
+	struct cx231xx *h, *dev = NULL;
+
+	*fh_type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+	*has_radio = 0;
+
+	mutex_lock(&cx231xx_devlist_mutex);
+	list_for_each_entry(h, &cx231xx_devlist, devlist) {
+		if (h->vdev->minor == minor)
+			dev = h;
+		if (h->vbi_dev->minor == minor) {
+			dev = h;
+			*fh_type = V4L2_BUF_TYPE_VBI_CAPTURE;
+		}
+		if (h->radio_dev && h->radio_dev->minor == minor) {
+			dev = h;
+			*has_radio = 1;
+		}
+	}
+	mutex_unlock(&cx231xx_devlist_mutex);
+
+	return dev;
+}
+
+/*
+ * cx231xx_realease_resources()
+ * unregisters the v4l2,i2c and usb devices
+ * called when the device gets disconected or at module unload
+*/
+void cx231xx_remove_from_devlist(struct cx231xx *dev)
+{
+	mutex_lock(&cx231xx_devlist_mutex);
+	list_del(&dev->devlist);
+	mutex_unlock(&cx231xx_devlist_mutex);
+};
+
+void cx231xx_add_into_devlist(struct cx231xx *dev)
+{
+	mutex_lock(&cx231xx_devlist_mutex);
+	list_add_tail(&dev->devlist, &cx231xx_devlist);
+	mutex_unlock(&cx231xx_devlist_mutex);
+};
+
+static LIST_HEAD(cx231xx_extension_devlist);
+static DEFINE_MUTEX(cx231xx_extension_devlist_lock);
+
+int cx231xx_register_extension(struct cx231xx_ops *ops)
+{
+	struct cx231xx *dev = NULL;
+
+	mutex_lock(&cx231xx_devlist_mutex);
+	mutex_lock(&cx231xx_extension_devlist_lock);
+	list_add_tail(&ops->next, &cx231xx_extension_devlist);
+	list_for_each_entry(dev, &cx231xx_devlist, devlist) {
+		if (dev)
+			ops->init(dev);
+	}
+	cx231xx_info("Cx231xx: Initialized (%s) extension\n", ops->name);
+	mutex_unlock(&cx231xx_extension_devlist_lock);
+	mutex_unlock(&cx231xx_devlist_mutex);
+	return 0;
+}
+EXPORT_SYMBOL(cx231xx_register_extension);
+
+void cx231xx_unregister_extension(struct cx231xx_ops *ops)
+{
+	struct cx231xx *dev = NULL;
+
+	mutex_lock(&cx231xx_devlist_mutex);
+	list_for_each_entry(dev, &cx231xx_devlist, devlist) {
+		if (dev)
+			ops->fini(dev);
+	}
+
+	mutex_lock(&cx231xx_extension_devlist_lock);
+	cx231xx_info("Cx231xx: Removed (%s) extension\n", ops->name);
+	list_del(&ops->next);
+	mutex_unlock(&cx231xx_extension_devlist_lock);
+	mutex_unlock(&cx231xx_devlist_mutex);
+}
+EXPORT_SYMBOL(cx231xx_unregister_extension);
+
+void cx231xx_init_extension(struct cx231xx *dev)
+{
+	struct cx231xx_ops *ops = NULL;
+
+	mutex_lock(&cx231xx_extension_devlist_lock);
+	if (!list_empty(&cx231xx_extension_devlist)) {
+		list_for_each_entry(ops, &cx231xx_extension_devlist, next) {
+			if (ops->init)
+				ops->init(dev);
+		}
+	}
+	mutex_unlock(&cx231xx_extension_devlist_lock);
+}
+
+void cx231xx_close_extension(struct cx231xx *dev)
+{
+	struct cx231xx_ops *ops = NULL;
+
+	mutex_lock(&cx231xx_extension_devlist_lock);
+	if (!list_empty(&cx231xx_extension_devlist)) {
+		list_for_each_entry(ops, &cx231xx_extension_devlist, next) {
+			if (ops->fini)
+				ops->fini(dev);
+		}
+	}
+	mutex_unlock(&cx231xx_extension_devlist_lock);
+}
+
+/****************************************************************
+*               U S B related functions                         *
+*****************************************************************/
+int cx231xx_send_usb_command(struct cx231xx_i2c *i2c_bus,
+			     struct cx231xx_i2c_xfer_data *req_data)
+{
+	int status = 0;
+	struct cx231xx *dev = i2c_bus->dev;
+	struct VENDOR_REQUEST_IN ven_req;
+
+	u8 saddr_len = 0;
+	u8 _i2c_period = 0;
+	u8 _i2c_nostop = 0;
+	u8 _i2c_reserve = 0;
+
+	/* Get the I2C period, nostop and reserve parameters */
+	_i2c_period = i2c_bus->i2c_period;
+	_i2c_nostop = i2c_bus->i2c_nostop;
+	_i2c_reserve = i2c_bus->i2c_reserve;
+
+	saddr_len = req_data->saddr_len;
+
+	/* Set wValue */
+	if (saddr_len == 1)	/* need check saddr_len == 0  */
+		ven_req.wValue =
+		    req_data->
+		    dev_addr << 9 | _i2c_period << 4 | saddr_len << 2 |
+		    _i2c_nostop << 1 | I2C_SYNC | _i2c_reserve << 6;
+	else
+		ven_req.wValue =
+		    req_data->
+		    dev_addr << 9 | _i2c_period << 4 | saddr_len << 2 |
+		    _i2c_nostop << 1 | I2C_SYNC | _i2c_reserve << 6;
+
+	/* set channel number */
+	if (req_data->direction & I2C_M_RD) {
+		/* channel number, for read,spec required channel_num +4 */
+		ven_req.bRequest = i2c_bus->nr + 4;
+	} else
+		ven_req.bRequest = i2c_bus->nr;	/* channel number,  */
+
+	/* set index value */
+	switch (saddr_len) {
+	case 0:
+		ven_req.wIndex = 0;	/* need check */
+		break;
+	case 1:
+		ven_req.wIndex = (req_data->saddr_dat & 0xff);
+		break;
+	case 2:
+		ven_req.wIndex = req_data->saddr_dat;
+		break;
+	}
+
+	/* set wLength value */
+	ven_req.wLength = req_data->buf_size;
+
+	/* set bData value */
+	ven_req.bData = 0;
+
+	/* set the direction */
+	if (req_data->direction) {
+		ven_req.direction = USB_DIR_IN;
+		memset(req_data->p_buffer, 0x00, ven_req.wLength);
+	} else
+		ven_req.direction = USB_DIR_OUT;
+
+	/* set the buffer for read / write */
+	ven_req.pBuff = req_data->p_buffer;
+
+#if 0
+	{
+		int i = 0;
+
+		cx231xx_isocdbg(": USB Control Pipe Request: I2C Bus#%d\n",
+				i2c_bus->nr);
+		cx231xx_isocdbg("bRequest = %x  : ", ven_req.bRequest);
+		cx231xx_isocdbg("wValue = %x  : ", ven_req.wValue);
+		cx231xx_isocdbg("wIndex = %x  : ", ven_req.wIndex);
+		cx231xx_isocdbg("wLength = %x\n", ven_req.wLength);
+		cx231xx_isocdbg("pBuff : ");
+		for (i = 0; i < ven_req.wLength; i++) {
+			cx231xx_isocdbg(" %2x", ven_req.pBuff[i]);
+			if ((i > 0) && (i % 10 == 0))
+				cx231xx_isocdbg("\n        ");
+		}
+		cx231xx_isocdbg("\n\n");
+	}
+#endif
+
+	/* call common vendor command request */
+	status = cx231xx_send_vendor_cmd(dev, &ven_req);
+	if (status < 0) {
+		cx231xx_info
+		    ("UsbInterface::sendCommand, failed with status -%d\n",
+		     status);
+	}
+
+	return status;
+}
+EXPORT_SYMBOL_GPL(cx231xx_send_usb_command);
+
+/*
+ * cx231xx_read_ctrl_reg()
+ * reads data from the usb device specifying bRequest and wValue
+ */
+int cx231xx_read_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
+			  char *buf, int len)
+{
+	u8 val = 0;
+	int ret;
+	int pipe = usb_rcvctrlpipe(dev->udev, 0);
+
+	if (dev->state & DEV_DISCONNECTED)
+		return -ENODEV;
+
+	if (len > URB_MAX_CTRL_SIZE)
+		return -EINVAL;
+
+	switch (len) {
+	case 1:
+		val = ENABLE_ONE_BYTE;
+		break;
+	case 2:
+		val = ENABLE_TWE_BYTE;
+		break;
+	case 3:
+		val = ENABLE_THREE_BYTE;
+		break;
+	case 4:
+		val = ENABLE_FOUR_BYTE;
+		break;
+	default:
+		val = 0xFF;	/* invalid option */
+	}
+
+	if (val == 0xFF)
+		return -EINVAL;
+
+	if (reg_debug) {
+		cx231xx_isocdbg("(pipe 0x%08x): "
+				"IN:  %02x %02x %02x %02x %02x %02x %02x %02x ",
+				pipe,
+				USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+				req, 0, val,
+				reg & 0xff, reg >> 8, len & 0xff, len >> 8);
+	}
+
+	mutex_lock(&dev->ctrl_urb_lock);
+	ret = usb_control_msg(dev->udev, pipe, req,
+			      USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+			      val, reg, dev->urb_buf, len, HZ);
+	if (ret < 0) {
+		cx231xx_isocdbg(" failed!\n");
+		/* mutex_unlock(&dev->ctrl_urb_lock); */
+		return ret;
+	}
+
+	if (len)
+		memcpy(buf, dev->urb_buf, len);
+
+	mutex_unlock(&dev->ctrl_urb_lock);
+
+	if (reg_debug) {
+		int byte;
+
+		cx231xx_isocdbg("<<<");
+		for (byte = 0; byte < len; byte++)
+			cx231xx_isocdbg(" %02x", (unsigned char)buf[byte]);
+		cx231xx_isocdbg("\n");
+	}
+
+	return ret;
+}
+
+int cx231xx_send_vendor_cmd(struct cx231xx *dev,
+				struct VENDOR_REQUEST_IN *ven_req)
+{
+	int ret;
+	int pipe = 0;
+
+	if (dev->state & DEV_DISCONNECTED)
+		return -ENODEV;
+
+	if ((ven_req->wLength > URB_MAX_CTRL_SIZE))
+		return -EINVAL;
+
+	if (ven_req->direction)
+		pipe = usb_rcvctrlpipe(dev->udev, 0);
+	else
+		pipe = usb_sndctrlpipe(dev->udev, 0);
+
+	if (reg_debug) {
+		int byte;
+
+		cx231xx_isocdbg("(pipe 0x%08x): "
+				"OUT: %02x %02x %02x %04x %04x %04x >>>",
+				pipe,
+				ven_req->
+				direction | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+				ven_req->bRequest, 0, ven_req->wValue,
+				ven_req->wIndex, ven_req->wLength);
+
+		for (byte = 0; byte < ven_req->wLength; byte++)
+			cx231xx_isocdbg(" %02x",
+					(unsigned char)ven_req->pBuff[byte]);
+		cx231xx_isocdbg("\n");
+	}
+
+	mutex_lock(&dev->ctrl_urb_lock);
+	ret = usb_control_msg(dev->udev, pipe, ven_req->bRequest,
+			      ven_req->
+			      direction | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+			      ven_req->wValue, ven_req->wIndex, ven_req->pBuff,
+			      ven_req->wLength, HZ);
+	mutex_unlock(&dev->ctrl_urb_lock);
+
+	return ret;
+}
+
+/*
+ * cx231xx_write_ctrl_reg()
+ * sends data to the usb device, specifying bRequest
+ */
+int cx231xx_write_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg, char *buf,
+			   int len)
+{
+	u8 val = 0;
+	int ret;
+	int pipe = usb_sndctrlpipe(dev->udev, 0);
+
+	if (dev->state & DEV_DISCONNECTED)
+		return -ENODEV;
+
+	if ((len < 1) || (len > URB_MAX_CTRL_SIZE))
+		return -EINVAL;
+
+	switch (len) {
+	case 1:
+		val = ENABLE_ONE_BYTE;
+		break;
+	case 2:
+		val = ENABLE_TWE_BYTE;
+		break;
+	case 3:
+		val = ENABLE_THREE_BYTE;
+		break;
+	case 4:
+		val = ENABLE_FOUR_BYTE;
+		break;
+	default:
+		val = 0xFF;	/* invalid option */
+	}
+
+	if (val == 0xFF)
+		return -EINVAL;
+
+	if (reg_debug) {
+		int byte;
+
+		cx231xx_isocdbg("(pipe 0x%08x): "
+			"OUT: %02x %02x %02x %02x %02x %02x %02x %02x >>>",
+			pipe,
+			USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+			req, 0, val, reg & 0xff,
+			reg >> 8, len & 0xff, len >> 8);
+
+		for (byte = 0; byte < len; byte++)
+			cx231xx_isocdbg(" %02x", (unsigned char)buf[byte]);
+		cx231xx_isocdbg("\n");
+	}
+
+	mutex_lock(&dev->ctrl_urb_lock);
+	memcpy(dev->urb_buf, buf, len);
+	ret = usb_control_msg(dev->udev, pipe, req,
+			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+			      val, reg, dev->urb_buf, len, HZ);
+	mutex_unlock(&dev->ctrl_urb_lock);
+
+	return ret;
+}
+
+/****************************************************************
+*           USB Alternate Setting functions                     *
+*****************************************************************/
+
+int cx231xx_set_video_alternate(struct cx231xx *dev)
+{
+	int errCode, prev_alt = dev->video_mode.alt;
+	unsigned int min_pkt_size = dev->width * 2 + 4;
+	u32 usb_interface_index = 0;
+
+	/* When image size is bigger than a certain value,
+	   the frame size should be increased, otherwise, only
+	   green screen will be received.
+	 */
+	if (dev->width * 2 * dev->height > 720 * 240 * 2)
+		min_pkt_size *= 2;
+
+	if (dev->width > 360) {
+		/* resolutions: 720,704,640 */
+		dev->video_mode.alt = 3;
+	} else if (dev->width > 180) {
+		/* resolutions: 360,352,320,240 */
+		dev->video_mode.alt = 2;
+	} else if (dev->width > 0) {
+		/* resolutions: 180,176,160,128,88 */
+		dev->video_mode.alt = 1;
+	} else {
+		/* Change to alt0 BULK to release USB bandwidth */
+		dev->video_mode.alt = 0;
+	}
+
+	/* Get the correct video interface Index */
+	usb_interface_index =
+	    dev->current_pcb_config.hs_config_info[0].interface_info.
+	    video_index + 1;
+
+	if (dev->video_mode.alt != prev_alt) {
+		cx231xx_coredbg("minimum isoc packet size: %u (alt=%d)\n",
+				min_pkt_size, dev->video_mode.alt);
+		dev->video_mode.max_pkt_size =
+		    dev->video_mode.alt_max_pkt_size[dev->video_mode.alt];
+		cx231xx_coredbg("setting alternate %d with wMaxPacketSize=%u\n",
+				dev->video_mode.alt,
+				dev->video_mode.max_pkt_size);
+		cx231xx_info
+		    (" setting alt %d with wMaxPktSize=%u , Interface = %d\n",
+		     dev->video_mode.alt, dev->video_mode.max_pkt_size,
+		     usb_interface_index);
+		errCode =
+		    usb_set_interface(dev->udev, usb_interface_index,
+				      dev->video_mode.alt);
+		if (errCode < 0) {
+			cx231xx_errdev
+			    ("cannot change alt number to %d (error=%i)\n",
+			     dev->video_mode.alt, errCode);
+			return errCode;
+		}
+	}
+	return 0;
+}
+
+int cx231xx_set_alt_setting(struct cx231xx *dev, u8 index, u8 alt)
+{
+	int status = 0;
+	u32 usb_interface_index = 0;
+	u32 max_pkt_size = 0;
+
+	switch (index) {
+	case INDEX_TS1:
+		usb_interface_index =
+		    dev->current_pcb_config.hs_config_info[0].interface_info.
+		    ts1_index + 1;
+		dev->video_mode.alt = alt;
+		if (dev->ts1_mode.alt_max_pkt_size != NULL)
+			max_pkt_size = dev->ts1_mode.max_pkt_size =
+			    dev->ts1_mode.alt_max_pkt_size[dev->ts1_mode.alt];
+		break;
+	case INDEX_TS2:
+		usb_interface_index =
+		    dev->current_pcb_config.hs_config_info[0].interface_info.
+		    ts2_index + 1;
+		break;
+	case INDEX_AUDIO:
+		usb_interface_index =
+		    dev->current_pcb_config.hs_config_info[0].interface_info.
+		    audio_index + 1;
+		dev->adev.alt = alt;
+		if (dev->adev.alt_max_pkt_size != NULL)
+			max_pkt_size = dev->adev.max_pkt_size =
+			    dev->adev.alt_max_pkt_size[dev->adev.alt];
+		break;
+	case INDEX_VIDEO:
+		usb_interface_index =
+		    dev->current_pcb_config.hs_config_info[0].interface_info.
+		    video_index + 1;
+		dev->video_mode.alt = alt;
+		if (dev->video_mode.alt_max_pkt_size != NULL)
+			max_pkt_size = dev->video_mode.max_pkt_size =
+			    dev->video_mode.alt_max_pkt_size[dev->video_mode.
+							     alt];
+		break;
+	case INDEX_VANC:
+		usb_interface_index =
+		    dev->current_pcb_config.hs_config_info[0].interface_info.
+		    vanc_index + 1;
+		dev->vbi_mode.alt = alt;
+		if (dev->vbi_mode.alt_max_pkt_size != NULL)
+			max_pkt_size = dev->vbi_mode.max_pkt_size =
+			    dev->vbi_mode.alt_max_pkt_size[dev->vbi_mode.alt];
+		break;
+	case INDEX_HANC:
+		usb_interface_index =
+		    dev->current_pcb_config.hs_config_info[0].interface_info.
+		    hanc_index + 1;
+		dev->sliced_cc_mode.alt = alt;
+		if (dev->sliced_cc_mode.alt_max_pkt_size != NULL)
+			max_pkt_size = dev->sliced_cc_mode.max_pkt_size =
+			    dev->sliced_cc_mode.alt_max_pkt_size[dev->
+								 sliced_cc_mode.
+								 alt];
+		break;
+	default:
+		break;
+	}
+
+	if (alt > 0 && max_pkt_size == 0) {
+		cx231xx_errdev
+		("can't change interface %d alt no. to %d: Max. Pkt size = 0\n",
+		usb_interface_index, alt);
+		return -1;
+	}
+
+	cx231xx_info
+	    (" setting alternate %d with wMaxPacketSize=%u , Interface = %d\n",
+	     alt, max_pkt_size, usb_interface_index);
+
+	if (usb_interface_index > 0) {
+		status = usb_set_interface(dev->udev, usb_interface_index, alt);
+		if (status < 0) {
+			cx231xx_errdev
+			("can't change interface %d alt no. to %d (err=%i)\n",
+			usb_interface_index, alt, status);
+			return status;
+		}
+	}
+
+	return status;
+}
+EXPORT_SYMBOL_GPL(cx231xx_set_alt_setting);
+
+int cx231xx_gpio_set(struct cx231xx *dev, struct cx231xx_reg_seq *gpio)
+{
+	int rc = 0;
+
+	if (!gpio)
+		return rc;
+
+	/* Send GPIO reset sequences specified at board entry */
+	while (gpio->sleep >= 0) {
+		rc = cx231xx_set_gpio_value(dev, gpio->bit, gpio->val);
+		if (rc < 0)
+			return rc;
+
+		if (gpio->sleep > 0)
+			msleep(gpio->sleep);
+
+		gpio++;
+	}
+	return rc;
+}
+
+int cx231xx_set_mode(struct cx231xx *dev, enum cx231xx_mode set_mode)
+{
+	if (dev->mode == set_mode)
+		return 0;
+
+	if (set_mode == CX231XX_SUSPEND) {
+		/* Set the chip in power saving mode */
+		dev->mode = set_mode;
+	}
+
+	/* Resource is locked */
+	if (dev->mode != CX231XX_SUSPEND)
+		return -EINVAL;
+
+	dev->mode = set_mode;
+
+	if (dev->mode == CX231XX_DIGITAL_MODE)
+		;/* Set Digital power mode */
+	else
+		;/* Set Analog Power mode */
+
+	return 0;
+}
+EXPORT_SYMBOL_GPL(cx231xx_set_mode);
+
+/*****************************************************************
+*                URB Streaming functions                         *
+******************************************************************/
+
+/*
+ * IRQ callback, called by URB callback
+ */
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)
+static void cx231xx_irq_callback(struct urb *urb, struct pt_regs *regs)
+#else
+static void cx231xx_irq_callback(struct urb *urb)
+#endif
+{
+	struct cx231xx_dmaqueue *dma_q = urb->context;
+	struct cx231xx_video_mode *vmode =
+	    container_of(dma_q, struct cx231xx_video_mode, vidq);
+	struct cx231xx *dev = container_of(vmode, struct cx231xx, video_mode);
+	int rc, i;
+
+	switch (urb->status) {
+	case 0:		/* success */
+	case -ETIMEDOUT:	/* NAK */
+		break;
+	case -ECONNRESET:	/* kill */
+	case -ENOENT:
+	case -ESHUTDOWN:
+		return;
+	default:		/* error */
+		cx231xx_isocdbg("urb completition error %d.\n", urb->status);
+		break;
+	}
+
+	/* Copy data from URB */
+	spin_lock(&dev->video_mode.slock);
+	rc = dev->video_mode.isoc_ctl.isoc_copy(dev, urb);
+	spin_unlock(&dev->video_mode.slock);
+
+	/* Reset urb buffers */
+	for (i = 0; i < urb->number_of_packets; i++) {
+		urb->iso_frame_desc[i].status = 0;
+		urb->iso_frame_desc[i].actual_length = 0;
+	}
+	urb->status = 0;
+
+	urb->status = usb_submit_urb(urb, GFP_ATOMIC);
+	if (urb->status) {
+		cx231xx_isocdbg("urb resubmit failed (error=%i)\n",
+				urb->status);
+	}
+}
+
+/*
+ * Stop and Deallocate URBs
+ */
+void cx231xx_uninit_isoc(struct cx231xx *dev)
+{
+	struct urb *urb;
+	int i;
+
+	cx231xx_isocdbg("cx231xx: called cx231xx_uninit_isoc\n");
+
+	dev->video_mode.isoc_ctl.nfields = -1;
+	for (i = 0; i < dev->video_mode.isoc_ctl.num_bufs; i++) {
+		urb = dev->video_mode.isoc_ctl.urb[i];
+		if (urb) {
+			if (!irqs_disabled())
+				usb_kill_urb(urb);
+			else
+				usb_unlink_urb(urb);
+
+			if (dev->video_mode.isoc_ctl.transfer_buffer[i]) {
+				usb_buffer_free(dev->udev,
+						urb->transfer_buffer_length,
+						dev->video_mode.isoc_ctl.
+						transfer_buffer[i],
+						urb->transfer_dma);
+			}
+			usb_free_urb(urb);
+			dev->video_mode.isoc_ctl.urb[i] = NULL;
+		}
+		dev->video_mode.isoc_ctl.transfer_buffer[i] = NULL;
+	}
+
+	kfree(dev->video_mode.isoc_ctl.urb);
+	kfree(dev->video_mode.isoc_ctl.transfer_buffer);
+
+	dev->video_mode.isoc_ctl.urb = NULL;
+	dev->video_mode.isoc_ctl.transfer_buffer = NULL;
+	dev->video_mode.isoc_ctl.num_bufs = 0;
+
+	cx231xx_capture_start(dev, 0, Raw_Video);
+}
+EXPORT_SYMBOL_GPL(cx231xx_uninit_isoc);
+
+/*
+ * Allocate URBs and start IRQ
+ */
+int cx231xx_init_isoc(struct cx231xx *dev, int max_packets,
+		      int num_bufs, int max_pkt_size,
+		      int (*isoc_copy) (struct cx231xx *dev, struct urb *urb))
+{
+	struct cx231xx_dmaqueue *dma_q = &dev->video_mode.vidq;
+	int i;
+	int sb_size, pipe;
+	struct urb *urb;
+	int j, k;
+	int rc;
+
+	cx231xx_isocdbg("cx231xx: called cx231xx_prepare_isoc\n");
+
+	dev->video_input = dev->video_input > 2 ? 2 : dev->video_input;
+
+	cx231xx_info("Setting Video mux to %d\n", dev->video_input);
+	video_mux(dev, dev->video_input);
+
+	/* De-allocates all pending stuff */
+	cx231xx_uninit_isoc(dev);
+
+	dev->video_mode.isoc_ctl.isoc_copy = isoc_copy;
+	dev->video_mode.isoc_ctl.num_bufs = num_bufs;
+	dma_q->pos = 0;
+	dma_q->is_partial_line = 0;
+	dma_q->last_sav = 0;
+	dma_q->current_field = -1;
+	dma_q->field1_done = 0;
+	dma_q->lines_per_field = dev->height / 2;
+	dma_q->bytes_left_in_line = dev->width << 1;
+	dma_q->lines_completed = 0;
+	for (i = 0; i < 8; i++)
+		dma_q->partial_buf[i] = 0;
+
+	dev->video_mode.isoc_ctl.urb =
+	    kzalloc(sizeof(void *) * num_bufs, GFP_KERNEL);
+	if (!dev->video_mode.isoc_ctl.urb) {
+		cx231xx_errdev("cannot alloc memory for usb buffers\n");
+		return -ENOMEM;
+	}
+
+	dev->video_mode.isoc_ctl.transfer_buffer =
+	    kzalloc(sizeof(void *) * num_bufs, GFP_KERNEL);
+	if (!dev->video_mode.isoc_ctl.transfer_buffer) {
+		cx231xx_errdev("cannot allocate memory for usbtransfer\n");
+		kfree(dev->video_mode.isoc_ctl.urb);
+		return -ENOMEM;
+	}
+
+	dev->video_mode.isoc_ctl.max_pkt_size = max_pkt_size;
+	dev->video_mode.isoc_ctl.buf = NULL;
+
+	sb_size = max_packets * dev->video_mode.isoc_ctl.max_pkt_size;
+
+	/* allocate urbs and transfer buffers */
+	for (i = 0; i < dev->video_mode.isoc_ctl.num_bufs; i++) {
+		urb = usb_alloc_urb(max_packets, GFP_KERNEL);
+		if (!urb) {
+			cx231xx_err("cannot alloc isoc_ctl.urb %i\n", i);
+			cx231xx_uninit_isoc(dev);
+			return -ENOMEM;
+		}
+		dev->video_mode.isoc_ctl.urb[i] = urb;
+
+		dev->video_mode.isoc_ctl.transfer_buffer[i] =
+		    usb_buffer_alloc(dev->udev, sb_size, GFP_KERNEL,
+				     &urb->transfer_dma);
+		if (!dev->video_mode.isoc_ctl.transfer_buffer[i]) {
+			cx231xx_err("unable to allocate %i bytes for transfer"
+				    " buffer %i%s\n",
+				    sb_size, i,
+				    in_interrupt() ? " while in int" : "");
+			cx231xx_uninit_isoc(dev);
+			return -ENOMEM;
+		}
+		memset(dev->video_mode.isoc_ctl.transfer_buffer[i], 0, sb_size);
+
+		pipe =
+		    usb_rcvisocpipe(dev->udev, dev->video_mode.end_point_addr);
+
+		usb_fill_int_urb(urb, dev->udev, pipe,
+				 dev->video_mode.isoc_ctl.transfer_buffer[i],
+				 sb_size, cx231xx_irq_callback, dma_q, 1);
+
+		urb->number_of_packets = max_packets;
+		urb->transfer_flags = URB_ISO_ASAP;
+
+		k = 0;
+		for (j = 0; j < max_packets; j++) {
+			urb->iso_frame_desc[j].offset = k;
+			urb->iso_frame_desc[j].length =
+			    dev->video_mode.isoc_ctl.max_pkt_size;
+			k += dev->video_mode.isoc_ctl.max_pkt_size;
+		}
+	}
+
+	init_waitqueue_head(&dma_q->wq);
+
+	/* submit urbs and enables IRQ */
+	for (i = 0; i < dev->video_mode.isoc_ctl.num_bufs; i++) {
+		rc = usb_submit_urb(dev->video_mode.isoc_ctl.urb[i],
+				    GFP_ATOMIC);
+		if (rc) {
+			cx231xx_err("submit of urb %i failed (error=%i)\n", i,
+				    rc);
+			cx231xx_uninit_isoc(dev);
+			return rc;
+		}
+	}
+
+	cx231xx_capture_start(dev, 1, Raw_Video);
+
+	return 0;
+}
+EXPORT_SYMBOL_GPL(cx231xx_init_isoc);
+
+/*****************************************************************
+*             Device Init/UnInit functions                       *
+******************************************************************/
+int cx231xx_dev_init(struct cx231xx *dev)
+{
+	int errCode = 0;
+
+	/* Initialize I2C bus */
+
+	/* External Master 1 Bus */
+	dev->i2c_bus[0].nr = 0;
+	dev->i2c_bus[0].dev = dev;
+	dev->i2c_bus[0].i2c_period = I2C_SPEED_1M;	/* 1MHz */
+	dev->i2c_bus[0].i2c_nostop = 0;
+	dev->i2c_bus[0].i2c_reserve = 0;
+
+	/* External Master 2 Bus */
+	dev->i2c_bus[1].nr = 1;
+	dev->i2c_bus[1].dev = dev;
+	dev->i2c_bus[1].i2c_period = I2C_SPEED_1M;	/* 1MHz */
+	dev->i2c_bus[1].i2c_nostop = 0;
+	dev->i2c_bus[1].i2c_reserve = 0;
+
+	/* Internal Master 3 Bus */
+	dev->i2c_bus[2].nr = 2;
+	dev->i2c_bus[2].dev = dev;
+	dev->i2c_bus[2].i2c_period = I2C_SPEED_400K;	/* 400kHz */
+	dev->i2c_bus[2].i2c_nostop = 0;
+	dev->i2c_bus[2].i2c_reserve = 0;
+
+	/* register I2C buses */
+	cx231xx_i2c_register(&dev->i2c_bus[0]);
+	cx231xx_i2c_register(&dev->i2c_bus[1]);
+	cx231xx_i2c_register(&dev->i2c_bus[2]);
+
+	/* init hardware */
+	/* Note : with out calling set power mode function,
+	colibri can not be set up correctly */
+	errCode = cx231xx_set_power_mode(dev, POLARIS_AVMODE_ANALOGT_TV);
+	if (errCode < 0) {
+		cx231xx_errdev
+		    ("%s: Failed to set Power - errCode [%d]!\n",
+		     __func__, errCode);
+		return errCode;
+	}
+
+	/* initialize Colibri block */
+	errCode = cx231xx_colibri_init_super_block(dev, 0x23c);
+	if (errCode < 0) {
+		cx231xx_errdev
+		    ("%s: cx231xx_colibri init super block - errCode [%d]!\n",
+		     __func__, errCode);
+		return errCode;
+	}
+	errCode = cx231xx_colibri_init_channels(dev);
+	if (errCode < 0) {
+		cx231xx_errdev
+		    ("%s: cx231xx_colibri init channels - errCode [%d]!\n",
+		     __func__, errCode);
+		return errCode;
+	}
+
+	/* Set DIF in By pass mode */
+	errCode = cx231xx_dif_set_standard(dev, DIF_USE_BASEBAND);
+	if (errCode < 0) {
+		cx231xx_errdev
+		    ("%s: cx231xx_dif set to By pass mode - errCode [%d]!\n",
+		     __func__, errCode);
+		return errCode;
+	}
+
+	/* flatiron related functions */
+	errCode = cx231xx_flatiron_initialize(dev);
+	if (errCode < 0) {
+		cx231xx_errdev
+		    ("%s: cx231xx_flatiron initialize - errCode [%d]!\n",
+		     __func__, errCode);
+		return errCode;
+	}
+
+	/* init control pins */
+	errCode = cx231xx_init_ctrl_pin_status(dev);
+	if (errCode < 0) {
+		cx231xx_errdev("%s: cx231xx_init ctrl pins - errCode [%d]!\n",
+			       __func__, errCode);
+		return errCode;
+	}
+
+	/* set AGC mode to Analog */
+	errCode = cx231xx_set_agc_analog_digital_mux_select(dev, 1);
+	if (errCode < 0) {
+		cx231xx_errdev
+		    ("%s: cx231xx_AGC mode to Analog - errCode [%d]!\n",
+		     __func__, errCode);
+		return errCode;
+	}
+
+	/* set all alternate settings to zero initially */
+	cx231xx_set_alt_setting(dev, INDEX_VIDEO, 0);
+	cx231xx_set_alt_setting(dev, INDEX_VANC, 0);
+	cx231xx_set_alt_setting(dev, INDEX_HANC, 0);
+	if (dev->board.has_dvb)
+		cx231xx_set_alt_setting(dev, INDEX_TS1, 0);
+
+	/* set the I2C master port to 3 on channel 1 */
+	errCode = cx231xx_enable_i2c_for_tuner(dev, I2C_3);
+
+	return errCode;
+}
+EXPORT_SYMBOL_GPL(cx231xx_dev_init);
+
+void cx231xx_dev_uninit(struct cx231xx *dev)
+{
+	/* Un Initialize I2C bus */
+	cx231xx_i2c_unregister(&dev->i2c_bus[2]);
+	cx231xx_i2c_unregister(&dev->i2c_bus[1]);
+	cx231xx_i2c_unregister(&dev->i2c_bus[0]);
+}
+EXPORT_SYMBOL_GPL(cx231xx_dev_uninit);
+
+/*****************************************************************
+*              G P I O related functions                         *
+******************************************************************/
+int cx231xx_send_gpio_cmd(struct cx231xx *dev, u32 gpio_bit, u8 * gpio_val,
+			  u8 len, u8 request, u8 direction)
+{
+	int status = 0;
+	struct VENDOR_REQUEST_IN ven_req;
+
+	/* Set wValue */
+	ven_req.wValue = (u16) (gpio_bit >> 16 & 0xffff);
+
+	/* set request */
+	if (!request) {
+		if (direction)
+			ven_req.bRequest = VRT_GET_GPIO;	/* 0x8 gpio */
+		else
+			ven_req.bRequest = VRT_SET_GPIO;	/* 0x9 gpio */
+	} else {
+		if (direction)
+			ven_req.bRequest = VRT_GET_GPIE;	/* 0xa gpie */
+		else
+			ven_req.bRequest = VRT_SET_GPIE;	/* 0xb gpie */
+	}
+
+	/* set index value */
+	ven_req.wIndex = (u16) (gpio_bit & 0xffff);
+
+	/* set wLength value */
+	ven_req.wLength = len;
+
+	/* set bData value */
+	ven_req.bData = 0;
+
+	/* set the buffer for read / write */
+	ven_req.pBuff = gpio_val;
+
+	/* set the direction */
+	if (direction) {
+		ven_req.direction = USB_DIR_IN;
+		memset(ven_req.pBuff, 0x00, ven_req.wLength);
+	} else
+		ven_req.direction = USB_DIR_OUT;
+
+#if 0
+	cx231xx_isocdbg("bRequest = %x\n", ven_req.bRequest);
+	cx231xx_isocdbg("wValue = %x\n", ven_req.wValue);
+	cx231xx_isocdbg("wIndex = %x\n", ven_req.wIndex);
+	cx231xx_isocdbg("wLength = %x\n", ven_req.wLength);
+	for (int i = 0; i < ven_req.wLength; i++)
+		cx231xx_isocdbg("pBuff[i] = %x\n", ven_req.pBuff[i]);
+#endif
+
+	/* call common vendor command request */
+	status = cx231xx_send_vendor_cmd(dev, &ven_req);
+	if (status < 0) {
+		cx231xx_info
+		    ("UsbInterface::sendCommand, failed with status -%d\n",
+		     status);
+	}
+
+	return status;
+}
+EXPORT_SYMBOL_GPL(cx231xx_send_gpio_cmd);
+
+/*****************************************************************
+ *    C O N T R O L - Register R E A D / W R I T E functions     *
+ *****************************************************************/
+int cx231xx_mode_register(struct cx231xx *dev, u16 address, u32 mode)
+{
+	u8 value[4] = { 0x0, 0x0, 0x0, 0x0 };
+	u32 tmp = 0;
+	int status = 0;
+
+	status =
+	    cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, address, value, 4);
+	if (status < 0)
+		return status;
+
+	tmp = *((u32 *) value);
+	tmp |= mode;
+
+	value[0] = (u8) tmp;
+	value[1] = (u8) (tmp >> 8);
+	value[2] = (u8) (tmp >> 16);
+	value[3] = (u8) (tmp >> 24);
+
+	status =
+	    cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, address, value, 4);
+
+	return status;
+}
+
+/*****************************************************************
+ *            I 2 C Internal C O N T R O L   functions           *
+ *****************************************************************/
+int cx231xx_read_i2c_data(struct cx231xx *dev, u8 dev_addr, u16 saddr,
+			  u8 saddr_len, u32 *data, u8 data_len)
+{
+	int status = 0;
+	struct cx231xx_i2c_xfer_data req_data;
+	u8 value[4] = { 0, 0, 0, 0 };
+
+	if (saddr_len == 0)
+		saddr = 0;
+	else if (saddr_len == 0)
+		saddr &= 0xff;
+
+	/* prepare xfer_data struct */
+	req_data.dev_addr = dev_addr >> 1;
+	req_data.direction = I2C_M_RD;
+	req_data.saddr_len = saddr_len;
+	req_data.saddr_dat = saddr;
+	req_data.buf_size = data_len;
+	req_data.p_buffer = (u8 *) value;
+
+	/* usb send command */
+	status = dev->cx231xx_send_usb_command(&dev->i2c_bus[0], &req_data);
+
+	if (status >= 0) {
+		/* Copy the data read back to main buffer */
+		if (data_len == 1)
+			*data = value[0];
+		else
+			*data =
+			    value[0] | value[1] << 8 | value[2] << 16 | value[3]
+			    << 24;
+	}
+
+	return status;
+}
+
+int cx231xx_write_i2c_data(struct cx231xx *dev, u8 dev_addr, u16 saddr,
+			   u8 saddr_len, u32 data, u8 data_len)
+{
+	int status = 0;
+	u8 value[4] = { 0, 0, 0, 0 };
+	struct cx231xx_i2c_xfer_data req_data;
+
+	value[0] = (u8) data;
+	value[1] = (u8) (data >> 8);
+	value[2] = (u8) (data >> 16);
+	value[3] = (u8) (data >> 24);
+
+	if (saddr_len == 0)
+		saddr = 0;
+	else if (saddr_len == 0)
+		saddr &= 0xff;
+
+	/* prepare xfer_data struct */
+	req_data.dev_addr = dev_addr >> 1;
+	req_data.direction = 0;
+	req_data.saddr_len = saddr_len;
+	req_data.saddr_dat = saddr;
+	req_data.buf_size = data_len;
+	req_data.p_buffer = value;
+
+	/* usb send command */
+	status = dev->cx231xx_send_usb_command(&dev->i2c_bus[0], &req_data);
+
+	return status;
+}
+
+int cx231xx_reg_mask_write(struct cx231xx *dev, u8 dev_addr, u8 size,
+			   u16 register_address, u8 bit_start, u8 bit_end,
+			   u32 value)
+{
+	int status = 0;
+	u32 tmp;
+	u32 mask = 0;
+	int i;
+
+	if (bit_start > (size - 1) || bit_end > (size - 1))
+		return -1;
+
+	if (size == 8) {
+		status =
+		    cx231xx_read_i2c_data(dev, dev_addr, register_address, 2,
+					  &tmp, 1);
+	} else {
+		status =
+		    cx231xx_read_i2c_data(dev, dev_addr, register_address, 2,
+					  &tmp, 4);
+	}
+
+	if (status < 0)
+		return status;
+
+	mask = 1 << bit_end;
+	for (i = bit_end; i > bit_start && i > 0; i--)
+		mask = mask + (1 << (i - 1));
+
+	value <<= bit_start;
+
+	if (size == 8) {
+		tmp &= ~mask;
+		tmp |= value;
+		tmp &= 0xff;
+		status =
+		    cx231xx_write_i2c_data(dev, dev_addr, register_address, 2,
+					   tmp, 1);
+	} else {
+		tmp &= ~mask;
+		tmp |= value;
+		status =
+		    cx231xx_write_i2c_data(dev, dev_addr, register_address, 2,
+					   tmp, 4);
+	}
+
+	return status;
+}
+
+int cx231xx_read_modify_write_i2c_dword(struct cx231xx *dev, u8 dev_addr,
+					u16 saddr, u32 mask, u32 value)
+{
+	u32 temp;
+	int status = 0;
+
+	status = cx231xx_read_i2c_data(dev, dev_addr, saddr, 2, &temp, 4);
+
+	if (status < 0)
+		return status;
+
+	temp &= ~mask;
+	temp |= value;
+
+	status = cx231xx_write_i2c_data(dev, dev_addr, saddr, 2, temp, 4);
+
+	return status;
+}
+
+u32 cx231xx_set_field(u32 field_mask, u32 data)
+{
+	u32 temp;
+
+	for (temp = field_mask; (temp & 1) == 0; temp >>= 1)
+		data <<= 1;
+
+	return data;
+}
diff --git a/linux/drivers/media/video/cx231xx/cx231xx-dvb.c b/linux/drivers/media/video/cx231xx/cx231xx-dvb.c
new file mode 100644
index 000000000..9ff097055
--- /dev/null
+++ b/linux/drivers/media/video/cx231xx/cx231xx-dvb.c
@@ -0,0 +1,560 @@
+/*
+ DVB device driver for cx231xx
+
+ Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
+		Based on em28xx driver
+
+ This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/kernel.h>
+#include <linux/usb.h>
+#include "compat.h"
+
+#include "cx231xx.h"
+#include <media/v4l2-common.h>
+#include <media/videobuf-vmalloc.h>
+
+#include "xc5000.h"
+#include "dvb_dummy_fe.h"
+
+MODULE_DESCRIPTION("driver for cx231xx based DVB cards");
+MODULE_AUTHOR("Srinivasa Deevi <srinivasa.deevi@conexant.com>");
+MODULE_LICENSE("GPL");
+
+static unsigned int debug;
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "enable debug messages [dvb]");
+
+DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
+
+#define dprintk(level, fmt, arg...) do {			\
+if (debug >= level) 						\
+	printk(KERN_DEBUG "%s/2-dvb: " fmt, dev->name, ## arg);	\
+} while (0)
+
+#define CX231XX_DVB_NUM_BUFS 5
+#define CX231XX_DVB_MAX_PACKETSIZE 564
+#define CX231XX_DVB_MAX_PACKETS 64
+
+struct cx231xx_dvb {
+	struct dvb_frontend *frontend;
+
+	/* feed count management */
+	struct mutex lock;
+	int nfeeds;
+
+	/* general boilerplate stuff */
+	struct dvb_adapter adapter;
+	struct dvb_demux demux;
+	struct dmxdev dmxdev;
+	struct dmx_frontend fe_hw;
+	struct dmx_frontend fe_mem;
+	struct dvb_net net;
+};
+
+static inline void print_err_status(struct cx231xx *dev, int packet, int status)
+{
+	char *errmsg = "Unknown";
+
+	switch (status) {
+	case -ENOENT:
+		errmsg = "unlinked synchronuously";
+		break;
+	case -ECONNRESET:
+		errmsg = "unlinked asynchronuously";
+		break;
+	case -ENOSR:
+		errmsg = "Buffer error (overrun)";
+		break;
+	case -EPIPE:
+		errmsg = "Stalled (device not responding)";
+		break;
+	case -EOVERFLOW:
+		errmsg = "Babble (bad cable?)";
+		break;
+	case -EPROTO:
+		errmsg = "Bit-stuff error (bad cable?)";
+		break;
+	case -EILSEQ:
+		errmsg = "CRC/Timeout (could be anything)";
+		break;
+	case -ETIME:
+		errmsg = "Device does not respond";
+		break;
+	}
+	if (packet < 0) {
+		dprintk(1, "URB status %d [%s].\n", status, errmsg);
+	} else {
+		dprintk(1, "URB packet %d, status %d [%s].\n",
+			packet, status, errmsg);
+	}
+}
+
+static inline int dvb_isoc_copy(struct cx231xx *dev, struct urb *urb)
+{
+	int i;
+
+	if (!dev)
+		return 0;
+
+	if ((dev->state & DEV_DISCONNECTED) || (dev->state & DEV_MISCONFIGURED))
+		return 0;
+
+	if (urb->status < 0) {
+		print_err_status(dev, -1, urb->status);
+		if (urb->status == -ENOENT)
+			return 0;
+	}
+
+	for (i = 0; i < urb->number_of_packets; i++) {
+		int status = urb->iso_frame_desc[i].status;
+
+		if (status < 0) {
+			print_err_status(dev, i, status);
+			if (urb->iso_frame_desc[i].status != -EPROTO)
+				continue;
+		}
+
+		dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer +
+				 urb->iso_frame_desc[i].offset,
+				 urb->iso_frame_desc[i].actual_length);
+	}
+
+	return 0;
+}
+
+static int start_streaming(struct cx231xx_dvb *dvb)
+{
+	int rc;
+	struct cx231xx *dev = dvb->adapter.priv;
+
+	usb_set_interface(dev->udev, 0, 1);
+	rc = cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
+	if (rc < 0)
+		return rc;
+
+	return cx231xx_init_isoc(dev, CX231XX_DVB_MAX_PACKETS,
+				 CX231XX_DVB_NUM_BUFS,
+				 CX231XX_DVB_MAX_PACKETSIZE, dvb_isoc_copy);
+}
+
+static int stop_streaming(struct cx231xx_dvb *dvb)
+{
+	struct cx231xx *dev = dvb->adapter.priv;
+
+	cx231xx_uninit_isoc(dev);
+
+	cx231xx_set_mode(dev, CX231XX_SUSPEND);
+
+	return 0;
+}
+
+static int start_feed(struct dvb_demux_feed *feed)
+{
+	struct dvb_demux *demux = feed->demux;
+	struct cx231xx_dvb *dvb = demux->priv;
+	int rc, ret;
+
+	if (!demux->dmx.frontend)
+		return -EINVAL;
+
+	mutex_lock(&dvb->lock);
+	dvb->nfeeds++;
+	rc = dvb->nfeeds;
+
+	if (dvb->nfeeds == 1) {
+		ret = start_streaming(dvb);
+		if (ret < 0)
+			rc = ret;
+	}
+
+	mutex_unlock(&dvb->lock);
+	return rc;
+}
+
+static int stop_feed(struct dvb_demux_feed *feed)
+{
+	struct dvb_demux *demux = feed->demux;
+	struct cx231xx_dvb *dvb = demux->priv;
+	int err = 0;
+
+	mutex_lock(&dvb->lock);
+	dvb->nfeeds--;
+
+	if (0 == dvb->nfeeds)
+		err = stop_streaming(dvb);
+
+	mutex_unlock(&dvb->lock);
+	return err;
+}
+
+/* ------------------------------------------------------------------ */
+static int cx231xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire)
+{
+	struct cx231xx *dev = fe->dvb->priv;
+
+	if (acquire)
+		return cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
+	else
+		return cx231xx_set_mode(dev, CX231XX_SUSPEND);
+}
+
+/* ------------------------------------------------------------------ */
+
+static struct xc5000_config cnxt_rde250_tunerconfig = {
+	.i2c_address = 0x61,
+	.if_khz = 5380,
+};
+
+/* ------------------------------------------------------------------ */
+#if 0				/* Keep */
+static int attach_xc5000(u8 addr, struct cx231xx *dev)
+{
+
+	struct dvb_frontend *fe;
+	struct xc5000_config cfg;
+
+	memset(&cfg, 0, sizeof(cfg));
+	cfg.i2c_adap = &dev->i2c_bus[1].i2c_adap;
+	cfg.i2c_addr = addr;
+
+	if (!dev->dvb->frontend) {
+		printk(KERN_ERR "%s/2: dvb frontend not attached. "
+		       "Can't attach xc5000\n", dev->name);
+		return -EINVAL;
+	}
+
+	fe = dvb_attach(xc5000_attach, dev->dvb->frontend, &cfg);
+	if (!fe) {
+		printk(KERN_ERR "%s/2: xc5000 attach failed\n", dev->name);
+		dvb_frontend_detach(dev->dvb->frontend);
+		dev->dvb->frontend = NULL;
+		return -EINVAL;
+	}
+
+	printk(KERN_INFO "%s/2: xc5000 attached\n", dev->name);
+
+	return 0;
+}
+#endif
+
+int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq)
+{
+	int status = 0;
+
+	if ((dev->dvb != NULL) && (dev->dvb->frontend != NULL)) {
+
+		struct dvb_tuner_ops *dops = &dev->dvb->frontend->ops.tuner_ops;
+
+		if (dops->set_analog_params != NULL) {
+			struct analog_parameters params;
+
+			params.frequency = freq;
+			params.std = dev->norm;
+			params.mode = 0;	/* 0- Air; 1 - cable */
+			/*params.audmode = ;       */
+
+			/* Set the analog parameters to set the frequency */
+			cx231xx_info("Setting Frequency for XC5000\n");
+			dops->set_analog_params(dev->dvb->frontend, &params);
+		}
+
+	}
+
+	return status;
+}
+
+int cx231xx_reset_analog_tuner(struct cx231xx *dev)
+{
+	int status = 0;
+
+	if ((dev->dvb != NULL) && (dev->dvb->frontend != NULL)) {
+
+		struct dvb_tuner_ops *dops = &dev->dvb->frontend->ops.tuner_ops;
+
+		if (dops->init != NULL && !dev->xc_fw_load_done) {
+
+			cx231xx_info("Reloading firmware for XC5000\n");
+			status = dops->init(dev->dvb->frontend);
+			if (status == 0) {
+				dev->xc_fw_load_done = 1;
+				cx231xx_info
+				    ("XC5000 firmware download completed\n");
+			} else {
+				dev->xc_fw_load_done = 0;
+				cx231xx_info
+				    ("XC5000 firmware download failed !!!\n");
+			}
+		}
+
+	}
+
+	return status;
+}
+
+/* ------------------------------------------------------------------ */
+
+static int register_dvb(struct cx231xx_dvb *dvb,
+			struct module *module,
+			struct cx231xx *dev, struct device *device)
+{
+	int result;
+
+	mutex_init(&dvb->lock);
+
+	/* register adapter */
+	result = dvb_register_adapter(&dvb->adapter, dev->name, module, device,
+				      adapter_nr);
+	if (result < 0) {
+		printk(KERN_WARNING
+		       "%s: dvb_register_adapter failed (errno = %d)\n",
+		       dev->name, result);
+		goto fail_adapter;
+	}
+
+	/* Ensure all frontends negotiate bus access */
+	dvb->frontend->ops.ts_bus_ctrl = cx231xx_dvb_bus_ctrl;
+
+	dvb->adapter.priv = dev;
+
+	/* register frontend */
+	result = dvb_register_frontend(&dvb->adapter, dvb->frontend);
+	if (result < 0) {
+		printk(KERN_WARNING
+		       "%s: dvb_register_frontend failed (errno = %d)\n",
+		       dev->name, result);
+		goto fail_frontend;
+	}
+
+	/* register demux stuff */
+	dvb->demux.dmx.capabilities =
+	    DMX_TS_FILTERING | DMX_SECTION_FILTERING |
+	    DMX_MEMORY_BASED_FILTERING;
+	dvb->demux.priv = dvb;
+	dvb->demux.filternum = 256;
+	dvb->demux.feednum = 256;
+	dvb->demux.start_feed = start_feed;
+	dvb->demux.stop_feed = stop_feed;
+
+	result = dvb_dmx_init(&dvb->demux);
+	if (result < 0) {
+		printk(KERN_WARNING "%s: dvb_dmx_init failed (errno = %d)\n",
+		       dev->name, result);
+		goto fail_dmx;
+	}
+
+	dvb->dmxdev.filternum = 256;
+	dvb->dmxdev.demux = &dvb->demux.dmx;
+	dvb->dmxdev.capabilities = 0;
+	result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
+	if (result < 0) {
+		printk(KERN_WARNING "%s: dvb_dmxdev_init failed (errno = %d)\n",
+		       dev->name, result);
+		goto fail_dmxdev;
+	}
+
+	dvb->fe_hw.source = DMX_FRONTEND_0;
+	result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
+	if (result < 0) {
+		printk(KERN_WARNING
+		       "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
+		       dev->name, result);
+		goto fail_fe_hw;
+	}
+
+	dvb->fe_mem.source = DMX_MEMORY_FE;
+	result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
+	if (result < 0) {
+		printk(KERN_WARNING
+		       "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
+		       dev->name, result);
+		goto fail_fe_mem;
+	}
+
+	result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
+	if (result < 0) {
+		printk(KERN_WARNING
+		       "%s: connect_frontend failed (errno = %d)\n", dev->name,
+		       result);
+		goto fail_fe_conn;
+	}
+
+	/* register network adapter */
+	dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
+	return 0;
+
+fail_fe_conn:
+	dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
+fail_fe_mem:
+	dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
+fail_fe_hw:
+	dvb_dmxdev_release(&dvb->dmxdev);
+fail_dmxdev:
+	dvb_dmx_release(&dvb->demux);
+fail_dmx:
+	dvb_unregister_frontend(dvb->frontend);
+fail_frontend:
+	dvb_frontend_detach(dvb->frontend);
+	dvb_unregister_adapter(&dvb->adapter);
+fail_adapter:
+	return result;
+}
+
+static void unregister_dvb(struct cx231xx_dvb *dvb)
+{
+	dvb_net_release(&dvb->net);
+	dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
+	dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
+	dvb_dmxdev_release(&dvb->dmxdev);
+	dvb_dmx_release(&dvb->demux);
+	dvb_unregister_frontend(dvb->frontend);
+	dvb_frontend_detach(dvb->frontend);
+	dvb_unregister_adapter(&dvb->adapter);
+}
+
+static int dvb_init(struct cx231xx *dev)
+{
+	int result = 0;
+	struct cx231xx_dvb *dvb;
+
+	if (!dev->board.has_dvb) {
+		/* This device does not support the extension */
+		return 0;
+	}
+
+	dvb = kzalloc(sizeof(struct cx231xx_dvb), GFP_KERNEL);
+
+	if (dvb == NULL) {
+		printk(KERN_INFO "cx231xx_dvb: memory allocation failed\n");
+		return -ENOMEM;
+	}
+	dev->dvb = dvb;
+	dev->cx231xx_set_analog_freq = cx231xx_set_analog_freq;
+	dev->cx231xx_reset_analog_tuner = cx231xx_reset_analog_tuner;
+
+	cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
+	/* init frontend */
+	switch (dev->model) {
+	case CX231XX_BOARD_CNXT_RDE_250:
+
+		/* dev->dvb->frontend = dvb_attach(s5h1411_attach,
+		   &dvico_s5h1411_config,
+		   &dev->i2c_bus[1].i2c_adap); */
+		dev->dvb->frontend = dvb_attach(dvb_dummy_fe_ofdm_attach);
+
+		if (dev->dvb->frontend == NULL) {
+			printk(DRIVER_NAME
+			       ": Failed to attach dummy front end\n");
+			result = -EINVAL;
+			goto out_free;
+		}
+
+		/* define general-purpose callback pointer */
+		dvb->frontend->callback = cx231xx_tuner_callback;
+
+		if (dvb_attach(xc5000_attach, dev->dvb->frontend,
+			       &dev->i2c_bus[1].i2c_adap,
+			       &cnxt_rde250_tunerconfig) < 0) {
+			result = -EINVAL;
+			goto out_free;
+		}
+
+		break;
+	case CX231XX_BOARD_CNXT_RDU_250:
+
+		dev->dvb->frontend = dvb_attach(dvb_dummy_fe_ofdm_attach);
+
+		if (dev->dvb->frontend == NULL) {
+			printk(DRIVER_NAME
+			       ": Failed to attach dummy front end\n");
+			result = -EINVAL;
+			goto out_free;
+		}
+
+		/* define general-purpose callback pointer */
+		dvb->frontend->callback = cx231xx_tuner_callback;
+
+		if (dvb_attach(xc5000_attach, dev->dvb->frontend,
+			       &dev->i2c_bus[1].i2c_adap,
+			       &cnxt_rde250_tunerconfig) < 0) {
+			result = -EINVAL;
+			goto out_free;
+		}
+		break;
+
+	default:
+		printk(KERN_ERR "%s/2: The frontend of your DVB/ATSC card"
+		       " isn't supported yet\n", dev->name);
+		break;
+	}
+	if (NULL == dvb->frontend) {
+		printk(KERN_ERR
+		       "%s/2: frontend initialization failed\n", dev->name);
+		result = -EINVAL;
+		goto out_free;
+	}
+
+	/* register everything */
+	result = register_dvb(dvb, THIS_MODULE, dev, &dev->udev->dev);
+
+	if (result < 0)
+		goto out_free;
+
+	cx231xx_set_mode(dev, CX231XX_SUSPEND);
+	printk(KERN_INFO "Successfully loaded cx231xx-dvb\n");
+	return 0;
+
+out_free:
+	cx231xx_set_mode(dev, CX231XX_SUSPEND);
+	kfree(dvb);
+	dev->dvb = NULL;
+	return result;
+}
+
+static int dvb_fini(struct cx231xx *dev)
+{
+	if (!dev->board.has_dvb) {
+		/* This device does not support the extension */
+		return 0;
+	}
+
+	if (dev->dvb) {
+		unregister_dvb(dev->dvb);
+		dev->dvb = NULL;
+	}
+
+	return 0;
+}
+
+static struct cx231xx_ops dvb_ops = {
+	.id = CX231XX_DVB,
+	.name = "Cx231xx dvb Extension",
+	.init = dvb_init,
+	.fini = dvb_fini,
+};
+
+static int __init cx231xx_dvb_register(void)
+{
+	return cx231xx_register_extension(&dvb_ops);
+}
+
+static void __exit cx231xx_dvb_unregister(void)
+{
+	cx231xx_unregister_extension(&dvb_ops);
+}
+
+module_init(cx231xx_dvb_register);
+module_exit(cx231xx_dvb_unregister);
diff --git a/linux/drivers/media/video/cx231xx/cx231xx-i2c.c b/linux/drivers/media/video/cx231xx/cx231xx-i2c.c
new file mode 100644
index 000000000..87dbd4e4e
--- /dev/null
+++ b/linux/drivers/media/video/cx231xx/cx231xx-i2c.c
@@ -0,0 +1,601 @@
+/*
+   cx231xx-i2c.c - driver for Conexant Cx23100/101/102 USB video capture devices
+
+   Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
+		Based on em28xx driver
+		Based on Cx23885 driver
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/usb.h>
+#include <linux/i2c.h>
+#include <media/v4l2-common.h>
+#include <media/tuner.h>
+
+#include "cx231xx.h"
+
+/* ----------------------------------------------------------- */
+
+static unsigned int i2c_scan;
+module_param(i2c_scan, int, 0444);
+MODULE_PARM_DESC(i2c_scan, "scan i2c bus at insmod time");
+
+static unsigned int i2c_debug;
+module_param(i2c_debug, int, 0644);
+MODULE_PARM_DESC(i2c_debug, "enable debug messages [i2c]");
+
+#define dprintk1(lvl, fmt, args...)			\
+do {							\
+	if (i2c_debug >= lvl) {				\
+		printk(fmt, ##args);			\
+		}					\
+} while (0)
+
+#define dprintk2(lvl, fmt, args...)			\
+do {							\
+	if (i2c_debug >= lvl) {				\
+		printk(KERN_DEBUG "%s at %s: " fmt,	\
+		       dev->name, __func__ , ##args);	\
+      } 						\
+} while (0)
+
+/*
+ * cx231xx_i2c_send_bytes()
+ */
+int cx231xx_i2c_send_bytes(struct i2c_adapter *i2c_adap,
+			   const struct i2c_msg *msg)
+{
+	struct cx231xx_i2c *bus = i2c_adap->algo_data;
+	struct cx231xx *dev = bus->dev;
+	struct cx231xx_i2c_xfer_data req_data;
+	int status = 0;
+	u16 size = 0;
+	u8 loop = 0;
+	u8 saddr_len = 1;
+	u8 *buf_ptr = NULL;
+	u16 saddr = 0;
+	u8 need_gpio = 0;
+
+	if ((bus->nr == 1) && (msg->addr == 0x61)
+	    && (dev->tuner_type == TUNER_XC5000)) {
+
+		size = msg->len;
+
+		if (size == 2) {	/* register write sub addr */
+			/* Just writing sub address will cause problem
+			* to XC5000. So ignore the request */
+			return 0;
+		} else if (size == 4) {	/* register write with sub addr */
+			if (msg->len >= 2)
+				saddr = msg->buf[0] << 8 | msg->buf[1];
+			else if (msg->len == 1)
+				saddr = msg->buf[0];
+
+			switch (saddr) {
+			case 0x0000:	/* start tuner calibration mode */
+				need_gpio = 1;
+				/* FW Loading is done */
+				dev->xc_fw_load_done = 1;
+				break;
+			case 0x000D:	/* Set signal source */
+			case 0x0001:	/* Set TV standard - Video */
+			case 0x0002:	/* Set TV standard - Audio */
+			case 0x0003:	/* Set RF Frequency */
+				need_gpio = 1;
+				break;
+			default:
+				if (dev->xc_fw_load_done)
+					need_gpio = 1;
+				break;
+			}
+
+			if (need_gpio) {
+				dprintk1(1,
+				"GPIO WRITE: addr 0x%x, len %d, saddr 0x%x\n",
+				msg->addr, msg->len, saddr);
+
+				return dev->cx231xx_gpio_i2c_write(dev,
+								   msg->addr,
+								   msg->buf,
+								   msg->len);
+			}
+		}
+
+		/* special case for Xc5000 tuner case */
+		saddr_len = 1;
+
+		/* adjust the length to correct length */
+		size -= saddr_len;
+		buf_ptr = (u8 *) (msg->buf + 1);
+
+		do {
+			/* prepare xfer_data struct */
+			req_data.dev_addr = msg->addr;
+			req_data.direction = msg->flags;
+			req_data.saddr_len = saddr_len;
+			req_data.saddr_dat = msg->buf[0];
+			req_data.buf_size = size > 16 ? 16 : size;
+			req_data.p_buffer = (u8 *) (buf_ptr + loop * 16);
+
+			bus->i2c_nostop = (size > 16) ? 1 : 0;
+			bus->i2c_reserve = (loop == 0) ? 0 : 1;
+
+			/* usb send command */
+			status = dev->cx231xx_send_usb_command(bus, &req_data);
+			loop++;
+
+			if (size >= 16)
+				size -= 16;
+			else
+				size = 0;
+
+		} while (size > 0);
+
+		bus->i2c_nostop = 0;
+		bus->i2c_reserve = 0;
+
+	} else {		/* regular case */
+
+		/* prepare xfer_data struct */
+		req_data.dev_addr = msg->addr;
+		req_data.direction = msg->flags;
+		req_data.saddr_len = 0;
+		req_data.saddr_dat = 0;
+		req_data.buf_size = msg->len;
+		req_data.p_buffer = msg->buf;
+
+		/* usb send command */
+		status = dev->cx231xx_send_usb_command(bus, &req_data);
+	}
+
+	return status < 0 ? status : 0;
+}
+
+/*
+ * cx231xx_i2c_recv_bytes()
+ * read a byte from the i2c device
+ */
+static int cx231xx_i2c_recv_bytes(struct i2c_adapter *i2c_adap,
+				  const struct i2c_msg *msg)
+{
+	struct cx231xx_i2c *bus = i2c_adap->algo_data;
+	struct cx231xx *dev = bus->dev;
+	struct cx231xx_i2c_xfer_data req_data;
+	int status = 0;
+	u16 saddr = 0;
+	u8 need_gpio = 0;
+
+	if ((bus->nr == 1) && (msg->addr == 0x61)
+	    && dev->tuner_type == TUNER_XC5000) {
+
+		if (msg->len == 2)
+			saddr = msg->buf[0] << 8 | msg->buf[1];
+		else if (msg->len == 1)
+			saddr = msg->buf[0];
+
+		if (dev->xc_fw_load_done) {
+
+			switch (saddr) {
+			case 0x0009:	/* BUSY check */
+				dprintk1(1,
+				"GPIO R E A D: Special case BUSY check \n");
+				/*Try read BUSY register, just set it to zero*/
+				msg->buf[0] = 0;
+				if (msg->len == 2)
+					msg->buf[1] = 0;
+				return 0;
+			case 0x0004:	/* read Lock status */
+				need_gpio = 1;
+				break;
+
+			}
+
+			if (need_gpio) {
+				/* this is a special case to handle Xceive tuner
+				clock stretch issue with gpio based I2C */
+
+				dprintk1(1,
+				"GPIO R E A D: addr 0x%x, len %d, saddr 0x%x\n",
+				msg->addr, msg->len,
+				msg->buf[0] << 8 | msg->buf[1]);
+
+				status =
+				    dev->cx231xx_gpio_i2c_write(dev, msg->addr,
+								msg->buf,
+								msg->len);
+				status =
+				    dev->cx231xx_gpio_i2c_read(dev, msg->addr,
+							       msg->buf,
+							       msg->len);
+				return status;
+			}
+		}
+
+		/* prepare xfer_data struct */
+		req_data.dev_addr = msg->addr;
+		req_data.direction = msg->flags;
+		req_data.saddr_len = msg->len;
+		req_data.saddr_dat = msg->buf[0] << 8 | msg->buf[1];
+		req_data.buf_size = msg->len;
+		req_data.p_buffer = msg->buf;
+
+		/* usb send command */
+		status = dev->cx231xx_send_usb_command(bus, &req_data);
+
+	} else {
+
+		/* prepare xfer_data struct */
+		req_data.dev_addr = msg->addr;
+		req_data.direction = msg->flags;
+		req_data.saddr_len = 0;
+		req_data.saddr_dat = 0;
+		req_data.buf_size = msg->len;
+		req_data.p_buffer = msg->buf;
+
+		/* usb send command */
+		status = dev->cx231xx_send_usb_command(bus, &req_data);
+	}
+
+	return status < 0 ? status : 0;
+}
+
+/*
+ * cx231xx_i2c_recv_bytes_with_saddr()
+ * read a byte from the i2c device
+ */
+static int cx231xx_i2c_recv_bytes_with_saddr(struct i2c_adapter *i2c_adap,
+					     const struct i2c_msg *msg1,
+					     const struct i2c_msg *msg2)
+{
+	struct cx231xx_i2c *bus = i2c_adap->algo_data;
+	struct cx231xx *dev = bus->dev;
+	struct cx231xx_i2c_xfer_data req_data;
+	int status = 0;
+	u16 saddr = 0;
+	u8 need_gpio = 0;
+
+	if (msg1->len == 2)
+		saddr = msg1->buf[0] << 8 | msg1->buf[1];
+	else if (msg1->len == 1)
+		saddr = msg1->buf[0];
+
+	if ((bus->nr == 1) && (msg2->addr == 0x61)
+	    && dev->tuner_type == TUNER_XC5000) {
+
+		if ((msg2->len < 16)) {
+
+			dprintk1(1,
+			"i2c_read: addr 0x%x, len %d, saddr 0x%x, len %d\n",
+			msg2->addr, msg2->len, saddr, msg1->len);
+
+			switch (saddr) {
+			case 0x0008:	/* read FW load status */
+				need_gpio = 1;
+				break;
+			case 0x0004:	/* read Lock status */
+				need_gpio = 1;
+				break;
+			}
+
+			if (need_gpio) {
+				status =
+				    dev->cx231xx_gpio_i2c_write(dev, msg1->addr,
+								msg1->buf,
+								msg1->len);
+				status =
+				    dev->cx231xx_gpio_i2c_read(dev, msg2->addr,
+							       msg2->buf,
+							       msg2->len);
+				return status;
+			}
+		}
+	}
+
+	/* prepare xfer_data struct */
+	req_data.dev_addr = msg2->addr;
+	req_data.direction = msg2->flags;
+	req_data.saddr_len = msg1->len;
+	req_data.saddr_dat = saddr;
+	req_data.buf_size = msg2->len;
+	req_data.p_buffer = msg2->buf;
+
+	/* usb send command */
+	status = dev->cx231xx_send_usb_command(bus, &req_data);
+
+	return status < 0 ? status : 0;
+}
+
+/*
+ * cx231xx_i2c_check_for_device()
+ * check if there is a i2c_device at the supplied address
+ */
+static int cx231xx_i2c_check_for_device(struct i2c_adapter *i2c_adap,
+					const struct i2c_msg *msg)
+{
+	struct cx231xx_i2c *bus = i2c_adap->algo_data;
+	struct cx231xx *dev = bus->dev;
+	struct cx231xx_i2c_xfer_data req_data;
+	int status = 0;
+
+	/* prepare xfer_data struct */
+	req_data.dev_addr = msg->addr;
+	req_data.direction = msg->flags;
+	req_data.saddr_len = 0;
+	req_data.saddr_dat = 0;
+	req_data.buf_size = 0;
+	req_data.p_buffer = NULL;
+
+	/* usb send command */
+	status = dev->cx231xx_send_usb_command(bus, &req_data);
+
+	return status < 0 ? status : 0;
+}
+
+/*
+ * cx231xx_i2c_xfer()
+ * the main i2c transfer function
+ */
+static int cx231xx_i2c_xfer(struct i2c_adapter *i2c_adap,
+			    struct i2c_msg msgs[], int num)
+{
+	struct cx231xx_i2c *bus = i2c_adap->algo_data;
+	struct cx231xx *dev = bus->dev;
+	int addr, rc, i, byte;
+
+	if (num <= 0)
+		return 0;
+
+	for (i = 0; i < num; i++) {
+
+		addr = msgs[i].addr >> 1;
+
+		dprintk2(2, "%s %s addr=%x len=%d:",
+			 (msgs[i].flags & I2C_M_RD) ? "read" : "write",
+			 i == num - 1 ? "stop" : "nonstop", addr, msgs[i].len);
+		if (!msgs[i].len) {
+			/* no len: check only for device presence */
+			rc = cx231xx_i2c_check_for_device(i2c_adap, &msgs[i]);
+			if (rc < 0) {
+				dprintk2(2, " no device\n");
+				return rc;
+			}
+
+		} else if (msgs[i].flags & I2C_M_RD) {
+			/* read bytes */
+			rc = cx231xx_i2c_recv_bytes(i2c_adap, &msgs[i]);
+			if (i2c_debug >= 2) {
+				for (byte = 0; byte < msgs[i].len; byte++)
+					printk(" %02x", msgs[i].buf[byte]);
+			}
+		} else if (i + 1 < num && (msgs[i + 1].flags & I2C_M_RD) &&
+			   msgs[i].addr == msgs[i + 1].addr
+			   && (msgs[i].len <= 2) && (bus->nr < 2)) {
+			/* read bytes */
+			rc = cx231xx_i2c_recv_bytes_with_saddr(i2c_adap,
+							       &msgs[i],
+							       &msgs[i + 1]);
+			if (i2c_debug >= 2) {
+				for (byte = 0; byte < msgs[i].len; byte++)
+					printk(" %02x", msgs[i].buf[byte]);
+			}
+			i++;
+		} else {
+			/* write bytes */
+			if (i2c_debug >= 2) {
+				for (byte = 0; byte < msgs[i].len; byte++)
+					printk(" %02x", msgs[i].buf[byte]);
+			}
+			rc = cx231xx_i2c_send_bytes(i2c_adap, &msgs[i]);
+		}
+		if (rc < 0)
+			goto err;
+		if (i2c_debug >= 2)
+			printk("\n");
+	}
+
+	return num;
+err:
+	dprintk2(2, " ERROR: %i\n", rc);
+	return rc;
+}
+
+/* ----------------------------------------------------------- */
+
+/*
+ * functionality()
+ */
+static u32 functionality(struct i2c_adapter *adap)
+{
+	return I2C_FUNC_SMBUS_EMUL | I2C_FUNC_I2C;
+}
+
+/*
+ * attach_inform()
+ * gets called when a device attaches to the i2c bus
+ * does some basic configuration
+ */
+static int attach_inform(struct i2c_client *client)
+{
+	struct cx231xx_i2c *bus = i2c_get_adapdata(client->adapter);
+	struct cx231xx *dev = bus->dev;
+
+	switch (client->addr << 1) {
+	case 0x32:
+		dprintk1(1, "attach_inform: Geminit III detected.\n");
+		break;
+	case 0x02:
+		dprintk1(1, "attach_inform: Acquarius detected.\n");
+		break;
+	case 0xa0:
+		dprintk1(1, "attach_inform: eeprom detected.\n");
+		break;
+	case 0x60:
+		dprintk1(1, "attach_inform: Colibri detected.\n");
+		break;
+	case 0x8e:
+		{
+			struct IR_i2c *ir = i2c_get_clientdata(client);
+			dprintk1(1, "attach_inform: IR detected (%s).\n",
+				 ir->phys);
+			cx231xx_set_ir(dev, ir);
+			break;
+		}
+	case 0x80:
+	case 0x88:
+		dprintk1(1, "attach_inform: Hammerhead detected.\n");
+		break;
+
+	default:
+		if (!dev->tuner_addr)
+			dev->tuner_addr = client->addr;
+
+		dprintk1(1, "attach inform: detected I2C address %x\n",
+			 client->addr << 1);
+	}
+
+	return 0;
+}
+
+static int detach_inform(struct i2c_client *client)
+{
+	dprintk1(1, "i2c detach [client=%s]\n", client->name);
+	return 0;
+}
+
+static struct i2c_algorithm cx231xx_algo = {
+	.master_xfer = cx231xx_i2c_xfer,
+	.functionality = functionality,
+#ifdef NEED_ALGO_CONTROL
+	.algo_control = dummy_algo_control,
+#endif
+};
+
+static struct i2c_adapter cx231xx_adap_template = {
+	.owner = THIS_MODULE,
+	.class = I2C_CLASS_TV_ANALOG,
+	.name = "cx231xx",
+	.id = I2C_HW_B_CX231XX,
+	.algo = &cx231xx_algo,
+	.client_register = attach_inform,
+	.client_unregister = detach_inform,
+};
+
+static struct i2c_client cx231xx_client_template = {
+	.name = "cx231xx internal",
+};
+
+/* ----------------------------------------------------------- */
+
+/*
+ * i2c_devs
+ * incomplete list of known devices
+ */
+static char *i2c_devs[128] = {
+	[0x60 >> 1] = "colibri",
+	[0x88 >> 1] = "hammerhead",
+	[0x8e >> 1] = "CIR",
+	[0x32 >> 1] = "GeminiIII",
+	[0x02 >> 1] = "Aquarius",
+	[0xa0 >> 1] = "eeprom",
+	[0xc0 >> 1] = "tuner/XC3028",
+	[0xc2 >> 1] = "tuner/XC5000",
+};
+
+/*
+ * cx231xx_do_i2c_scan()
+ * check i2c address range for devices
+ */
+void cx231xx_do_i2c_scan(struct cx231xx *dev, struct i2c_client *c)
+{
+	unsigned char buf;
+	int i, rc;
+
+	cx231xx_info(": Checking for I2C devices ..\n");
+	for (i = 0; i < 128; i++) {
+		c->addr = i;
+		rc = i2c_master_recv(c, &buf, 0);
+		if (rc < 0)
+			continue;
+		cx231xx_info("%s: i2c scan: found device @ 0x%x  [%s]\n",
+			     dev->name, i << 1,
+			     i2c_devs[i] ? i2c_devs[i] : "???");
+	}
+	cx231xx_info(": Completed Checking for I2C devices.\n");
+}
+
+/*
+ * cx231xx_i2c_call_clients()
+ * send commands to all attached i2c devices
+ */
+void cx231xx_i2c_call_clients(struct cx231xx_i2c *bus, unsigned int cmd,
+			      void *arg)
+{
+	/* struct cx231xx *dev = bus->dev; */
+
+	BUG_ON(NULL == bus->i2c_adap.algo_data);
+	i2c_clients_command(&bus->i2c_adap, cmd, arg);
+}
+
+/*
+ * cx231xx_i2c_register()
+ * register i2c bus
+ */
+int cx231xx_i2c_register(struct cx231xx_i2c *bus)
+{
+	struct cx231xx *dev = bus->dev;
+
+	BUG_ON(!dev->cx231xx_send_usb_command);
+
+	cx231xx_info("%s(bus = %d)\n", __func__, bus->nr);
+
+	memcpy(&bus->i2c_adap, &cx231xx_adap_template, sizeof(bus->i2c_adap));
+	memcpy(&bus->i2c_algo, &cx231xx_algo, sizeof(bus->i2c_algo));
+	memcpy(&bus->i2c_client, &cx231xx_client_template,
+	       sizeof(bus->i2c_client));
+
+	bus->i2c_adap.dev.parent = &dev->udev->dev;
+
+	strlcpy(bus->i2c_adap.name, bus->dev->name, sizeof(bus->i2c_adap.name));
+
+	bus->i2c_algo.data = bus;
+	bus->i2c_adap.algo_data = bus;
+	i2c_set_adapdata(&bus->i2c_adap, bus);
+	i2c_add_adapter(&bus->i2c_adap);
+
+	bus->i2c_client.adapter = &bus->i2c_adap;
+
+	if (0 == bus->i2c_rc) {
+		cx231xx_info("%s: i2c bus %d registered\n", dev->name, bus->nr);
+		if (i2c_scan)
+			cx231xx_do_i2c_scan(dev, &bus->i2c_client);
+	} else
+		cx231xx_warn("%s: i2c bus %d register FAILED\n",
+			     dev->name, bus->nr);
+
+	return bus->i2c_rc;
+}
+
+/*
+ * cx231xx_i2c_unregister()
+ * unregister i2c_bus
+ */
+int cx231xx_i2c_unregister(struct cx231xx_i2c *bus)
+{
+	i2c_del_adapter(&bus->i2c_adap);
+	return 0;
+}
diff --git a/linux/drivers/media/video/cx231xx/cx231xx-input.c b/linux/drivers/media/video/cx231xx/cx231xx-input.c
new file mode 100644
index 000000000..04d954cca
--- /dev/null
+++ b/linux/drivers/media/video/cx231xx/cx231xx-input.c
@@ -0,0 +1,263 @@
+/*
+  handle cx231xx IR remotes via linux kernel input layer.
+
+  Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
+		Based on em28xx driver
+
+		< This is a place holder for IR now.>
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/input.h>
+#include <linux/usb.h>
+
+#include "compat.h"
+#include "cx231xx.h"
+
+static unsigned int ir_debug;
+module_param(ir_debug, int, 0644);
+MODULE_PARM_DESC(ir_debug, "enable debug messages [IR]");
+
+#define i2cdprintk(fmt, arg...) \
+	if (ir_debug) { \
+		printk(KERN_DEBUG "%s/ir: " fmt, ir->c.name , ## arg); \
+	}
+
+#define dprintk(fmt, arg...) \
+	if (ir_debug) { \
+		printk(KERN_DEBUG "%s/ir: " fmt, ir->name , ## arg); \
+	}
+
+/**********************************************************
+ Polling structure used by cx231xx IR's
+ **********************************************************/
+
+struct cx231xx_ir_poll_result {
+	unsigned int toggle_bit:1;
+	unsigned int read_count:7;
+	u8 rc_address;
+	u8 rc_data[4];
+};
+
+struct cx231xx_IR {
+	struct cx231xx *dev;
+	struct input_dev *input;
+	struct ir_input_state ir;
+	char name[32];
+	char phys[32];
+
+	/* poll external decoder */
+	int polling;
+	struct work_struct work;
+	struct timer_list timer;
+	unsigned int last_toggle:1;
+	unsigned int last_readcount;
+	unsigned int repeat_interval;
+
+	int (*get_key) (struct cx231xx_IR *, struct cx231xx_ir_poll_result *);
+};
+
+/**********************************************************
+ Polling code for cx231xx
+ **********************************************************/
+
+static void cx231xx_ir_handle_key(struct cx231xx_IR *ir)
+{
+	int result;
+	int do_sendkey = 0;
+	struct cx231xx_ir_poll_result poll_result;
+
+	/* read the registers containing the IR status */
+	result = ir->get_key(ir, &poll_result);
+	if (result < 0) {
+		dprintk("ir->get_key() failed %d\n", result);
+		return;
+	}
+
+	dprintk("ir->get_key result tb=%02x rc=%02x lr=%02x data=%02x\n",
+		poll_result.toggle_bit, poll_result.read_count,
+		ir->last_readcount, poll_result.rc_data[0]);
+
+	if (ir->dev->chip_id == CHIP_ID_EM2874) {
+		/* The em2874 clears the readcount field every time the
+		   register is read.  The em2860/2880 datasheet says that it
+		   is supposed to clear the readcount, but it doesn't.  So with
+		   the em2874, we are looking for a non-zero read count as
+		   opposed to a readcount that is incrementing */
+		ir->last_readcount = 0;
+	}
+
+	if (poll_result.read_count == 0) {
+		/* The button has not been pressed since the last read */
+	} else if (ir->last_toggle != poll_result.toggle_bit) {
+		/* A button has been pressed */
+		dprintk("button has been pressed\n");
+		ir->last_toggle = poll_result.toggle_bit;
+		ir->repeat_interval = 0;
+		do_sendkey = 1;
+	} else if (poll_result.toggle_bit == ir->last_toggle &&
+		   poll_result.read_count > 0 &&
+		   poll_result.read_count != ir->last_readcount) {
+		/* The button is still being held down */
+		dprintk("button being held down\n");
+
+		/* Debouncer for first keypress */
+		if (ir->repeat_interval++ > 9) {
+			/* Start repeating after 1 second */
+			do_sendkey = 1;
+		}
+	}
+
+	if (do_sendkey) {
+		dprintk("sending keypress\n");
+		ir_input_keydown(ir->input, &ir->ir, poll_result.rc_data[0],
+				 poll_result.rc_data[0]);
+		ir_input_nokey(ir->input, &ir->ir);
+	}
+
+	ir->last_readcount = poll_result.read_count;
+	return;
+}
+
+static void ir_timer(unsigned long data)
+{
+	struct cx231xx_IR *ir = (struct cx231xx_IR *)data;
+
+	schedule_work(&ir->work);
+}
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 20)
+static void cx231xx_ir_work(void *data)
+#else
+static void cx231xx_ir_work(struct work_struct *work)
+#endif
+{
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 20)
+	struct cx231xx_IR *ir = data;
+#else
+	struct cx231xx_IR *ir = container_of(work, struct cx231xx_IR, work);
+#endif
+
+	cx231xx_ir_handle_key(ir);
+	mod_timer(&ir->timer, jiffies + msecs_to_jiffies(ir->polling));
+}
+
+void cx231xx_ir_start(struct cx231xx_IR *ir)
+{
+	setup_timer(&ir->timer, ir_timer, (unsigned long)ir);
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 20)
+	INIT_WORK(&ir->work, cx231xx_ir_work, ir);
+#else
+	INIT_WORK(&ir->work, cx231xx_ir_work);
+#endif
+	schedule_work(&ir->work);
+}
+
+static void cx231xx_ir_stop(struct cx231xx_IR *ir)
+{
+	del_timer_sync(&ir->timer);
+	flush_scheduled_work();
+}
+
+int cx231xx_ir_init(struct cx231xx *dev)
+{
+	struct cx231xx_IR *ir;
+	struct input_dev *input_dev;
+	u8 ir_config;
+	int err = -ENOMEM;
+
+	if (dev->board.ir_codes == NULL) {
+		/* No remote control support */
+		return 0;
+	}
+
+	ir = kzalloc(sizeof(*ir), GFP_KERNEL);
+	input_dev = input_allocate_device();
+	if (!ir || !input_dev)
+		goto err_out_free;
+
+	ir->input = input_dev;
+
+	/* Setup the proper handler based on the chip */
+	switch (dev->chip_id) {
+	default:
+		printk("Unrecognized cx231xx chip id: IR not supported\n");
+		goto err_out_free;
+	}
+
+	/* This is how often we ask the chip for IR information */
+	ir->polling = 100;	/* ms */
+
+	/* init input device */
+	snprintf(ir->name, sizeof(ir->name), "cx231xx IR (%s)", dev->name);
+
+	usb_make_path(dev->udev, ir->phys, sizeof(ir->phys));
+	strlcat(ir->phys, "/input0", sizeof(ir->phys));
+
+	ir_input_init(input_dev, &ir->ir, IR_TYPE_OTHER, dev->board.ir_codes);
+	input_dev->name = ir->name;
+	input_dev->phys = ir->phys;
+	input_dev->id.bustype = BUS_USB;
+	input_dev->id.version = 1;
+	input_dev->id.vendor = le16_to_cpu(dev->udev->descriptor.idVendor);
+	input_dev->id.product = le16_to_cpu(dev->udev->descriptor.idProduct);
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 22)
+	input_dev->dev.parent = &dev->udev->dev;
+#else
+	input_dev->cdev.dev = &dev->udev->dev;
+#endif
+	/* record handles to ourself */
+	ir->dev = dev;
+	dev->ir = ir;
+
+	cx231xx_ir_start(ir);
+
+	/* all done */
+	err = input_register_device(ir->input);
+	if (err)
+		goto err_out_stop;
+
+	return 0;
+err_out_stop:
+	cx231xx_ir_stop(ir);
+	dev->ir = NULL;
+err_out_free:
+	input_free_device(input_dev);
+	kfree(ir);
+	return err;
+}
+
+int cx231xx_ir_fini(struct cx231xx *dev)
+{
+	struct cx231xx_IR *ir = dev->ir;
+
+	/* skip detach on non attached boards */
+	if (!ir)
+		return 0;
+
+	cx231xx_ir_stop(ir);
+	input_unregister_device(ir->input);
+	kfree(ir);
+
+	/* done */
+	dev->ir = NULL;
+	return 0;
+}
diff --git a/linux/drivers/media/video/cx231xx/cx231xx-pcb-cfg.c b/linux/drivers/media/video/cx231xx/cx231xx-pcb-cfg.c
new file mode 100644
index 000000000..c00f51eae
--- /dev/null
+++ b/linux/drivers/media/video/cx231xx/cx231xx-pcb-cfg.c
@@ -0,0 +1,793 @@
+/*
+   cx231xx-pcb-config.c - driver for Conexant
+		Cx23100/101/102 USB video capture devices
+
+   Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx231xx.h"
+#include "cx231xx-conf-reg.h"
+
+/******************************************************************************/
+
+struct pcb_config cx231xx_Scenario[] = {
+	{
+	 INDEX_SELFPOWER_DIGITAL_ONLY,	/* index */
+	 USB_SELF_POWER,	/* power_type */
+	 0,			/* speed , not decide yet */
+	 MOD_DIGITAL,		/* mode */
+	 SOURCE_TS_BDA,		/* ts1_source, digital tv only */
+	 NOT_SUPPORTED,		/* ts2_source  */
+	 NOT_SUPPORTED,		/* analog source */
+
+	 0,			/* digital_index  */
+	 0,			/* analog index */
+	 0,			/* dif_index   */
+	 0,			/* external_index */
+
+	 1,			/* only one configuration */
+	 {
+	  {
+	   0,			/* config index */
+	   {
+	    0,			/* interrupt ep index */
+	    1,			/* ts1 index */
+	    NOT_SUPPORTED,	/* TS2 index */
+	    NOT_SUPPORTED,	/* AUDIO */
+	    NOT_SUPPORTED,	/* VIDEO */
+	    NOT_SUPPORTED,	/* VANC */
+	    NOT_SUPPORTED,	/* HANC */
+	    NOT_SUPPORTED	/* ir_index */
+	    }
+	   ,
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  }
+	 ,
+	 /* full-speed config */
+	 {
+	  {
+	   0,			/* config index */
+	   {
+	    0,			/* interrupt ep index */
+	    1,			/* ts1 index */
+	    NOT_SUPPORTED,	/* TS2 index */
+	    NOT_SUPPORTED,	/* AUDIO */
+	    NOT_SUPPORTED,	/* VIDEO */
+	    NOT_SUPPORTED,	/* VANC */
+	    NOT_SUPPORTED,	/* HANC */
+	    NOT_SUPPORTED	/* ir_index */
+	    }
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  }
+	 }
+	,
+
+	{
+	 INDEX_SELFPOWER_DUAL_DIGITAL,	/* index */
+	 USB_SELF_POWER,	/* power_type */
+	 0,			/* speed , not decide yet */
+	 MOD_DIGITAL,		/* mode */
+	 SOURCE_TS_BDA,		/* ts1_source, digital tv only */
+	 0,			/* ts2_source,need update from register */
+	 NOT_SUPPORTED,		/* analog source */
+	 0,			/* digital_index  */
+	 0,			/* analog index */
+	 0,			/* dif_index */
+	 0,			/* external_index */
+
+	 1,			/* only one configuration */
+	 {
+	  {
+	   0,			/* config index */
+	   {
+	    0,			/* interrupt ep index */
+	    1,			/* ts1 index */
+	    2,			/* TS2 index */
+	    NOT_SUPPORTED,	/* AUDIO */
+	    NOT_SUPPORTED,	/* VIDEO */
+	    NOT_SUPPORTED,	/* VANC */
+	    NOT_SUPPORTED,	/* HANC */
+	    NOT_SUPPORTED	/* ir_index */
+	    }
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  }
+	 ,
+	 /* full-speed */
+	 {
+	  {
+	   0,			/* config index */
+	   {
+	    0,			/* interrupt ep index */
+	    1,			/* ts1 index */
+	    2,			/* TS2 index */
+	    NOT_SUPPORTED,	/* AUDIO */
+	    NOT_SUPPORTED,	/* VIDEO */
+	    NOT_SUPPORTED,	/* VANC */
+	    NOT_SUPPORTED,	/* HANC */
+	    NOT_SUPPORTED	/* ir_index */
+	    }
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  }
+	 }
+	,
+
+	{
+	 INDEX_SELFPOWER_ANALOG_ONLY,	/* index */
+	 USB_SELF_POWER,	/* power_type */
+	 0,			/* speed , not decide yet */
+	 MOD_ANALOG | MOD_DIF | MOD_EXTERNAL,	/* mode ,analog tv only */
+	 NOT_SUPPORTED,		/* ts1_source, NOT SUPPORT */
+	 NOT_SUPPORTED,		/* ts2_source,NOT SUPPORT */
+	 0,			/* analog source, need update */
+
+	 0,			/* digital_index  */
+	 0,			/* analog index */
+	 0,			/* dif_index */
+	 0,			/* external_index */
+
+	 1,			/* only one configuration */
+	 {
+	  {
+	   0,			/* config index */
+	   {
+	    0,			/* interrupt ep index */
+	    NOT_SUPPORTED,	/* ts1 index */
+	    NOT_SUPPORTED,	/* TS2 index */
+	    1,			/* AUDIO */
+	    2,			/* VIDEO */
+	    3,			/* VANC */
+	    4,			/* HANC */
+	    NOT_SUPPORTED	/* ir_index */
+	    }
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  }
+	 ,
+	 /* full-speed */
+	 {
+	  {
+	   0,			/* config index */
+	   {
+	    0,			/* interrupt ep index */
+	    NOT_SUPPORTED,	/* ts1 index */
+	    NOT_SUPPORTED,	/* TS2 index */
+	    1,			/* AUDIO */
+	    2,			/* VIDEO */
+	    NOT_SUPPORTED,	/* VANC */
+	    NOT_SUPPORTED,	/* HANC */
+	    NOT_SUPPORTED	/* ir_index */
+	    }
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  }
+	 }
+	,
+
+	{
+	 INDEX_SELFPOWER_DUAL,	/* index */
+	 USB_SELF_POWER,	/* power_type */
+	 0,			/* speed , not decide yet */
+	 /* mode ,analog tv and digital path */
+	 MOD_ANALOG | MOD_DIF | MOD_DIGITAL | MOD_EXTERNAL,
+	 0,			/* ts1_source,will update in register */
+	 NOT_SUPPORTED,		/* ts2_source,NOT SUPPORT */
+	 0,			/* analog source need update */
+	 0,			/* digital_index  */
+	 0,			/* analog index */
+	 0,			/* dif_index */
+	 0,			/* external_index */
+	 1,			/* only one configuration */
+	 {
+	  {
+	   0,			/* config index */
+	   {
+	    0,			/* interrupt ep index */
+	    1,			/* ts1 index */
+	    NOT_SUPPORTED,	/* TS2 index */
+	    2,			/* AUDIO */
+	    3,			/* VIDEO */
+	    4,			/* VANC */
+	    5,			/* HANC */
+	    NOT_SUPPORTED	/* ir_index */
+	    }
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  }
+	 ,
+	 /* full-speed */
+	 {
+	  {
+	   0,			/* config index */
+	   {
+	    0,			/* interrupt ep index */
+	    1,			/* ts1 index */
+	    NOT_SUPPORTED,	/* TS2 index */
+	    2,			/* AUDIO */
+	    3,			/* VIDEO */
+	    NOT_SUPPORTED,	/* VANC */
+	    NOT_SUPPORTED,	/* HANC */
+	    NOT_SUPPORTED	/* ir_index */
+	    }
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  }
+	 }
+	,
+
+	{
+	 INDEX_SELFPOWER_TRIPLE,	/* index */
+	 USB_SELF_POWER,	/* power_type */
+	 0,			/* speed , not decide yet */
+	 /* mode ,analog tv and digital path */
+	 MOD_ANALOG | MOD_DIF | MOD_DIGITAL | MOD_EXTERNAL,
+	 0,			/* ts1_source, update in register */
+	 0,			/* ts2_source,update in register */
+	 0,			/* analog source, need update */
+
+	 0,			/* digital_index  */
+	 0,			/* analog index */
+	 0,			/* dif_index */
+	 0,			/* external_index */
+	 1,			/* only one configuration */
+	 {
+	  {
+	   0,			/* config index */
+	   {
+	    0,			/* interrupt ep index */
+	    1,			/* ts1 index */
+	    2,			/* TS2 index */
+	    3,			/* AUDIO */
+	    4,			/* VIDEO */
+	    5,			/* VANC */
+	    6,			/* HANC */
+	    NOT_SUPPORTED	/* ir_index */
+	    }
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  }
+	 ,
+	 /* full-speed */
+	 {
+	  {
+	   0,			/* config index */
+	   {
+	    0,			/* interrupt ep index */
+	    1,			/* ts1 index */
+	    2,			/* TS2 index */
+	    3,			/* AUDIO */
+	    4,			/* VIDEO */
+	    NOT_SUPPORTED,	/* VANC */
+	    NOT_SUPPORTED,	/* HANC */
+	    NOT_SUPPORTED	/* ir_index */
+	    }
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  }
+	 }
+	,
+
+	{
+	 INDEX_SELFPOWER_COMPRESSOR,	/* index */
+	 USB_SELF_POWER,	/* power_type */
+	 0,			/* speed , not decide yet */
+	 /* mode ,analog tv AND DIGITAL path */
+	 MOD_ANALOG | MOD_DIF | MOD_DIGITAL | MOD_EXTERNAL,
+	 NOT_SUPPORTED,		/* ts1_source, disable */
+	 SOURCE_TS_BDA,		/* ts2_source */
+	 0,			/* analog source,need update */
+	 0,			/* digital_index  */
+	 0,			/* analog index */
+	 0,			/* dif_index */
+	 0,			/* external_index */
+	 1,			/* only one configuration */
+	 {
+	  {
+	   0,			/* config index */
+	   {
+	    0,			/* interrupt ep index */
+	    NOT_SUPPORTED,	/* ts1 index */
+	    1,			/* TS2 index */
+	    2,			/* AUDIO */
+	    3,			/* VIDEO */
+	    4,			/* VANC */
+	    5,			/* HANC */
+	    NOT_SUPPORTED	/* ir_index */
+	    }
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  }
+	 ,
+	 /* full-speed  */
+	 {
+	  {
+	   0,			/* config index */
+	   {
+	    0,			/* interrupt ep index */
+	    NOT_SUPPORTED,	/* ts1 index */
+	    1,			/* TS2 index */
+	    2,			/* AUDIO */
+	    3,			/* VIDEO */
+	    NOT_SUPPORTED,	/* VANC */
+	    NOT_SUPPORTED,	/* HANC */
+	    NOT_SUPPORTED	/* ir_index */
+	    }
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  }
+	 }
+	,
+
+	{
+	 INDEX_BUSPOWER_DIGITAL_ONLY,	/* index */
+	 USB_BUS_POWER,		/* power_type */
+	 0,			/* speed , not decide yet */
+	 MOD_DIGITAL,		/* mode ,analog tv AND DIGITAL path */
+	 SOURCE_TS_BDA,		/* ts1_source, disable */
+	 NOT_SUPPORTED,		/* ts2_source */
+	 NOT_SUPPORTED,		/* analog source */
+
+	 0,			/* digital_index  */
+	 0,			/* analog index */
+	 0,			/* dif_index */
+	 0,			/* external_index */
+
+	 1,			/* only one configuration */
+	 {
+	  {
+	   0,			/* config index */
+	   {
+	    0,			/* interrupt ep index  = 2 */
+	    1,			/* ts1 index */
+	    NOT_SUPPORTED,	/* TS2 index */
+	    NOT_SUPPORTED,	/* AUDIO */
+	    NOT_SUPPORTED,	/* VIDEO */
+	    NOT_SUPPORTED,	/* VANC */
+	    NOT_SUPPORTED,	/* HANC */
+	    NOT_SUPPORTED	/* ir_index */
+	    }
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  }
+	 ,
+	 /* full-speed */
+	 {
+	  {
+	   0,			/* config index */
+	   {
+	    0,			/* interrupt ep index  = 2 */
+	    1,			/* ts1 index */
+	    NOT_SUPPORTED,	/* TS2 index */
+	    NOT_SUPPORTED,	/* AUDIO */
+	    NOT_SUPPORTED,	/* VIDEO */
+	    NOT_SUPPORTED,	/* VANC */
+	    NOT_SUPPORTED,	/* HANC */
+	    NOT_SUPPORTED	/* ir_index */
+	    }
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  }
+	 }
+	,
+	{
+	 INDEX_BUSPOWER_ANALOG_ONLY,	/* index */
+	 USB_BUS_POWER,		/* power_type */
+	 0,			/* speed , not decide yet */
+	 MOD_ANALOG,		/* mode ,analog tv AND DIGITAL path */
+	 NOT_SUPPORTED,		/* ts1_source, disable */
+	 NOT_SUPPORTED,		/* ts2_source */
+	 SOURCE_ANALOG,		/* analog source--analog */
+	 0,			/* digital_index  */
+	 0,			/* analog index */
+	 0,			/* dif_index */
+	 0,			/* external_index */
+	 1,			/* only one configuration */
+	 {
+	  {
+	   0,			/* config index */
+	   {
+	    0,			/* interrupt ep index */
+	    NOT_SUPPORTED,	/* ts1 index */
+	    NOT_SUPPORTED,	/* TS2 index */
+	    1,			/* AUDIO */
+	    2,			/* VIDEO */
+	    3,			/* VANC */
+	    4,			/* HANC */
+	    NOT_SUPPORTED	/* ir_index */
+	    }
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  }
+	 ,
+	 {			/* full-speed */
+	  {
+	   0,			/* config index */
+	   {
+	    0,			/* interrupt ep index */
+	    NOT_SUPPORTED,	/* ts1 index */
+	    NOT_SUPPORTED,	/* TS2 index */
+	    1,			/* AUDIO */
+	    2,			/* VIDEO */
+	    NOT_SUPPORTED,	/* VANC */
+	    NOT_SUPPORTED,	/* HANC */
+	    NOT_SUPPORTED	/* ir_index */
+	    }
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  }
+	 }
+	,
+	{
+	 INDEX_BUSPOWER_DIF_ONLY,	/* index */
+	 USB_BUS_POWER,		/* power_type */
+	 0,			/* speed , not decide yet */
+	 /* mode ,analog tv AND DIGITAL path */
+	 MOD_DIF | MOD_ANALOG | MOD_DIGITAL | MOD_EXTERNAL,
+	 SOURCE_TS_BDA,		/* ts1_source, disable */
+	 NOT_SUPPORTED,		/* ts2_source */
+	 SOURCE_DIF | SOURCE_ANALOG | SOURCE_EXTERNAL,	/* analog source, dif */
+	 0,			/* digital_index  */
+	 0,			/* analog index */
+	 0,			/* dif_index */
+	 0,			/* external_index */
+	 1,			/* only one configuration */
+	 {
+	  {
+	   0,			/* config index */
+	   {
+	    0,			/* interrupt ep index */
+	    1,			/* ts1 index */
+	    NOT_SUPPORTED,	/* TS2 index */
+	    2,			/* AUDIO */
+	    3,			/* VIDEO */
+	    4,			/* VANC */
+	    5,			/* HANC */
+	    NOT_SUPPORTED	/* ir_index */
+	    }
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  }
+	 ,
+	 {			/* full speed */
+	  {
+	   0,			/* config index */
+	   {
+	    0,			/* interrupt ep index */
+	    1,			/* ts1 index */
+	    NOT_SUPPORTED,	/* TS2 index */
+	    2,			/* AUDIO */
+	    3,			/* VIDEO */
+	    NOT_SUPPORTED,	/* VANC */
+	    NOT_SUPPORTED,	/* HANC */
+	    NOT_SUPPORTED	/* ir_index */
+	    }
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  ,
+	  {NOT_SUPPORTED, {NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED, NOT_SUPPORTED, NOT_SUPPORTED,
+			   NOT_SUPPORTED}
+	   }
+	  }
+	 }
+	,
+
+};
+
+/*****************************************************************/
+
+u32 initialize_cx231xx(struct cx231xx *dev)
+{
+	u32 config_info = 0;
+	struct pcb_config *p_pcb_info;
+	u8 usb_speed = 1;	/* from register,1--HS, 0--FS  */
+	u8 data[4] = { 0, 0, 0, 0 };
+	u32 ts1_source = 0;
+	u32 ts2_source = 0;
+	u32 analog_source = 0;
+	u8 tmp = 0;
+	u8 _current_scenario_idx = 0xff;
+
+	cx231xx_info("PcbConfig::initialize \n");
+
+	ts1_source = SOURCE_TS_BDA;
+	ts2_source = SOURCE_TS_BDA;
+
+	/* read board config register to find out which
+	pcb config it is related to */
+	cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, BOARD_CFG_STAT, data, 4);
+
+	config_info = *((u32 *) data);
+	cx231xx_info("SC(0x00) register = 0x%x\n", config_info);
+	usb_speed = (u8) (config_info & 0x1);
+
+	/* Verify this device belongs to Bus power or Self power device */
+	if (config_info & BUS_POWER) {	/* bus-power */
+		switch (config_info & BUSPOWER_MASK) {
+		case TS1_PORT | BUS_POWER:
+			cx231xx_Scenario[INDEX_BUSPOWER_DIGITAL_ONLY].speed =
+			    usb_speed;
+			p_pcb_info =
+			    &cx231xx_Scenario[INDEX_BUSPOWER_DIGITAL_ONLY];
+			_current_scenario_idx = INDEX_BUSPOWER_DIGITAL_ONLY;
+			break;
+		case AVDEC_ENABLE | BUS_POWER:
+			cx231xx_Scenario[INDEX_BUSPOWER_ANALOG_ONLY].speed =
+			    usb_speed;
+			p_pcb_info =
+			    &cx231xx_Scenario[INDEX_BUSPOWER_ANALOG_ONLY];
+			_current_scenario_idx = INDEX_BUSPOWER_ANALOG_ONLY;
+			break;
+		case AVDEC_ENABLE | BUS_POWER | TS1_PORT:
+			cx231xx_Scenario[INDEX_BUSPOWER_DIF_ONLY].speed =
+			    usb_speed;
+			p_pcb_info = &cx231xx_Scenario[INDEX_BUSPOWER_DIF_ONLY];
+			_current_scenario_idx = INDEX_BUSPOWER_DIF_ONLY;
+			break;
+		default:
+			cx231xx_info("bad config in buspower!!!!\n");
+			cx231xx_info("config_info=%x\n",
+				     (config_info & BUSPOWER_MASK));
+			return 1;
+		}
+	} else {		/* self-power */
+
+		switch (config_info & SELFPOWER_MASK) {
+		case TS1_PORT | SELF_POWER:
+			cx231xx_Scenario[INDEX_SELFPOWER_DIGITAL_ONLY].speed =
+			    usb_speed;
+			p_pcb_info =
+			    &cx231xx_Scenario[INDEX_SELFPOWER_DIGITAL_ONLY];
+			_current_scenario_idx = INDEX_SELFPOWER_DIGITAL_ONLY;
+			break;
+		case TS1_TS2_PORT | SELF_POWER:
+			cx231xx_Scenario[INDEX_SELFPOWER_DUAL_DIGITAL].speed =
+			    usb_speed;
+			cx231xx_Scenario[INDEX_SELFPOWER_DUAL_DIGITAL].
+			    ts2_source = ts2_source;
+			p_pcb_info =
+			    &cx231xx_Scenario[INDEX_SELFPOWER_DUAL_DIGITAL];
+			_current_scenario_idx = INDEX_SELFPOWER_DUAL_DIGITAL;
+			break;
+		case AVDEC_ENABLE | SELF_POWER:
+			cx231xx_Scenario[INDEX_SELFPOWER_ANALOG_ONLY].speed =
+			    usb_speed;
+			cx231xx_Scenario[INDEX_SELFPOWER_ANALOG_ONLY].
+			    analog_source = analog_source;
+			p_pcb_info =
+			    &cx231xx_Scenario[INDEX_SELFPOWER_ANALOG_ONLY];
+			_current_scenario_idx = INDEX_SELFPOWER_ANALOG_ONLY;
+			break;
+		case AVDEC_ENABLE | TS1_PORT | SELF_POWER:
+			cx231xx_Scenario[INDEX_SELFPOWER_DUAL].speed =
+			    usb_speed;
+			cx231xx_Scenario[INDEX_SELFPOWER_DUAL].ts1_source =
+			    ts1_source;
+			cx231xx_Scenario[INDEX_SELFPOWER_DUAL].analog_source =
+			    analog_source;
+			p_pcb_info = &cx231xx_Scenario[INDEX_SELFPOWER_DUAL];
+			_current_scenario_idx = INDEX_SELFPOWER_DUAL;
+			break;
+		case AVDEC_ENABLE | TS1_TS2_PORT | SELF_POWER:
+			cx231xx_Scenario[INDEX_SELFPOWER_TRIPLE].speed =
+			    usb_speed;
+			cx231xx_Scenario[INDEX_SELFPOWER_TRIPLE].ts1_source =
+			    ts1_source;
+			cx231xx_Scenario[INDEX_SELFPOWER_TRIPLE].ts2_source =
+			    ts2_source;
+			cx231xx_Scenario[INDEX_SELFPOWER_TRIPLE].analog_source =
+			    analog_source;
+			p_pcb_info = &cx231xx_Scenario[INDEX_SELFPOWER_TRIPLE];
+			_current_scenario_idx = INDEX_SELFPOWER_TRIPLE;
+			break;
+		case AVDEC_ENABLE | TS1VIP_TS2_PORT | SELF_POWER:
+			cx231xx_Scenario[INDEX_SELFPOWER_COMPRESSOR].speed =
+			    usb_speed;
+			cx231xx_Scenario[INDEX_SELFPOWER_COMPRESSOR].
+			    analog_source = analog_source;
+			p_pcb_info =
+			    &cx231xx_Scenario[INDEX_SELFPOWER_COMPRESSOR];
+			_current_scenario_idx = INDEX_SELFPOWER_COMPRESSOR;
+			break;
+		default:
+			cx231xx_info("bad senario!!!!!\n");
+			cx231xx_info("config_info=%x\n",
+				     (config_info & SELFPOWER_MASK));
+			return 1;
+		}
+	}
+
+	dev->current_scenario_idx = _current_scenario_idx;
+
+	memcpy(&dev->current_pcb_config, p_pcb_info,
+		   sizeof(struct pcb_config));
+
+    /*******************************************************************/
+	tmp = (dev->current_pcb_config.index) + 1;
+
+	cx231xx_info("scenario %d\n", tmp);
+	cx231xx_info("type=%x\n", dev->current_pcb_config.type);
+	cx231xx_info("mode=%x\n", dev->current_pcb_config.mode);
+	cx231xx_info("speed=%x\n", dev->current_pcb_config.speed);
+	cx231xx_info("ts1_source=%x\n", dev->current_pcb_config.ts1_source);
+	cx231xx_info("ts2_source=%x\n", dev->current_pcb_config.ts2_source);
+	cx231xx_info("analog_source=%x\n",
+		     dev->current_pcb_config.analog_source);
+    /*******************************************************************/
+
+	return 0;
+}
diff --git a/linux/drivers/media/video/cx231xx/cx231xx-pcb-cfg.h b/linux/drivers/media/video/cx231xx/cx231xx-pcb-cfg.h
new file mode 100644
index 000000000..86fec113f
--- /dev/null
+++ b/linux/drivers/media/video/cx231xx/cx231xx-pcb-cfg.h
@@ -0,0 +1,235 @@
+/*
+   cx231xx-pcb-cfg.h - driver for Conexant
+		Cx23100/101/102 USB video capture devices
+
+   Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef _PCB_CONFIG_H_
+#define _PCB_CONFIG_H_
+
+#include <linux/init.h>
+#include <linux/module.h>
+
+/***************************************************************************
+				* Class Information *
+***************************************************************************/
+#define CLASS_DEFAULT       0xFF
+
+enum VENDOR_REQUEST_TYPE {
+	/* Set/Get I2C */
+	VRT_SET_I2C0 = 0x0,
+	VRT_SET_I2C1 = 0x1,
+	VRT_SET_I2C2 = 0x2,
+	VRT_GET_I2C0 = 0x4,
+	VRT_GET_I2C1 = 0x5,
+	VRT_GET_I2C2 = 0x6,
+
+	/* Set/Get GPIO */
+	VRT_SET_GPIO = 0x8,
+	VRT_GET_GPIO = 0x9,
+
+	/* Set/Get GPIE */
+	VRT_SET_GPIE = 0xA,
+	VRT_GET_GPIE = 0xB,
+
+	/* Set/Get Register Control/Status */
+	VRT_SET_REGISTER = 0xC,
+	VRT_GET_REGISTER = 0xD,
+
+	/* Get Extended Compat ID Descriptor */
+	VRT_GET_EXTCID_DESC = 0xFF,
+};
+
+enum BYTE_ENABLE_MASK {
+	ENABLE_ONE_BYTE = 0x1,
+	ENABLE_TWE_BYTE = 0x3,
+	ENABLE_THREE_BYTE = 0x7,
+	ENABLE_FOUR_BYTE = 0xF,
+};
+
+#define SPEED_MASK      0x1
+enum USB_SPEED{
+	FULL_SPEED = 0x0,	/* 0: full speed */
+	HIGH_SPEED = 0x1	/* 1: high speed */
+};
+
+enum _true_false{
+	FALSE = 0,
+	TRUE = 1
+};
+
+#define TS_MASK         0x6
+enum TS_PORT{
+	NO_TS_PORT = 0x0,	/* 2'b00: Neither port used. PCB not a Hybrid,
+				   only offers Analog TV or Video */
+	TS1_PORT = 0x4,		/* 2'b10: TS1 Input (Hybrid mode :
+				Digital or External Analog/Compressed source) */
+	TS1_TS2_PORT = 0x6,	/* 2'b11: TS1 & TS2 Inputs
+				(Dual inputs from Digital and/or
+				External Analog/Compressed sources) */
+	TS1_EXT_CLOCK = 0x6,	/* 2'b11: TS1 & TS2 as selector
+						to external clock */
+	TS1VIP_TS2_PORT = 0x2	/* 2'b01: TS1 used as 656/VIP Output,
+				   TS2 Input (from Compressor) */
+};
+
+#define EAVP_MASK       0x8
+enum EAV_PRESENT{
+	NO_EXTERNAL_AV = 0x0,	/* 0: No External A/V inputs
+						(no need for Flatiron),
+						Analog Tuner must be present */
+	EXTERNAL_AV = 0x8	/* 1: External A/V inputs
+						present (requires Flatiron) */
+};
+
+#define ATM_MASK        0x30
+enum AT_MODE{
+	DIF_TUNER = 0x30,	/* 2'b11: IF Tuner (requires use of DIF) */
+	BASEBAND_SOUND = 0x20,	/* 2'b10: Baseband Composite &
+						Sound-IF Signals present */
+	NO_TUNER = 0x10		/* 2'b0x: No Analog Tuner present */
+};
+
+#define PWR_SEL_MASK    0x40
+enum POWE_TYPE{
+	SELF_POWER = 0x0,	/* 0: self power */
+	BUS_POWER = 0x40	/* 1: bus power */
+};
+
+enum USB_POWE_TYPE{
+	USB_SELF_POWER = 0,
+	USB_BUS_POWER
+};
+
+#define BO_0_MASK       0x80
+enum AVDEC_STATUS{
+	AVDEC_DISABLE = 0x0,	/* 0: A/V Decoder Disabled */
+	AVDEC_ENABLE = 0x80	/* 1: A/V Decoder Enabled */
+};
+
+#define BO_1_MASK       0x100
+enum HAMMERHEAD__STATUS{
+	HAMMERHEAD_ONLY = 0x0,	/* 0:Hammerhead Only */
+	HAMMERHEAD_SC = 0x100	/* 1:Hammerhead and SC */
+};
+
+#define BUSPOWER_MASK   0xC4	/* for Polaris spec 0.8 */
+#define SELFPOWER_MASK  0x86
+
+/***************************************************************************/
+#define NOT_DECIDE_YET  0xFE
+#define NOT_SUPPORTED   0xFF
+
+/***************************************************************************
+				* for mod field use *
+***************************************************************************/
+#define MOD_DIGITAL     0x1
+#define MOD_ANALOG      0x2
+#define MOD_DIF         0x4
+#define MOD_EXTERNAL    0x8
+#define CAP_ALL_MOD     0x0f
+
+/***************************************************************************
+				* source define *
+***************************************************************************/
+#define SOURCE_DIGITAL          0x1
+#define SOURCE_ANALOG           0x2
+#define SOURCE_DIF              0x4
+#define SOURCE_EXTERNAL         0x8
+#define SOURCE_TS_BDA			0x10
+#define SOURCE_TS_ENCODE		0x20
+#define SOURCE_TS_EXTERNAL   	0x40
+
+/***************************************************************************
+				* interface information define *
+***************************************************************************/
+struct INTERFACE_INFO {
+	u8 interrupt_index;
+	u8 ts1_index;
+	u8 ts2_index;
+	u8 audio_index;
+	u8 video_index;
+	u8 vanc_index;		/* VBI */
+	u8 hanc_index;		/* Sliced CC */
+	u8 ir_index;
+};
+
+enum INDEX_INTERFACE_INFO{
+	INDEX_INTERRUPT = 0x0,
+	INDEX_TS1,
+	INDEX_TS2,
+	INDEX_AUDIO,
+	INDEX_VIDEO,
+	INDEX_VANC,
+	INDEX_HANC,
+	INDEX_IR,
+};
+
+/***************************************************************************
+				* configuration information define *
+***************************************************************************/
+struct CONFIG_INFO {
+	u8 config_index;
+	struct INTERFACE_INFO interface_info;
+};
+
+struct pcb_config {
+	u8 index;
+	u8 type;		/* bus power or self power,
+					   self power--0, bus_power--1 */
+	u8 speed;		/* usb speed, 2.0--1, 1.1--0 */
+	u8 mode;		/* digital , anlog, dif or external A/V */
+	u32 ts1_source;		/* three source -- BDA,External,encode */
+	u32 ts2_source;
+	u32 analog_source;
+	u8 digital_index;	/* bus-power used */
+	u8 analog_index;	/* bus-power used */
+	u8 dif_index;		/* bus-power used */
+	u8 external_index;	/* bus-power used */
+	u8 config_num;		/* current config num, 0,1,2,
+						   for self-power, always 0 */
+	struct CONFIG_INFO hs_config_info[3];
+	struct CONFIG_INFO fs_config_info[3];
+};
+
+enum INDEX_PCB_CONFIG{
+	INDEX_SELFPOWER_DIGITAL_ONLY = 0x0,
+	INDEX_SELFPOWER_DUAL_DIGITAL,
+	INDEX_SELFPOWER_ANALOG_ONLY,
+	INDEX_SELFPOWER_DUAL,
+	INDEX_SELFPOWER_TRIPLE,
+	INDEX_SELFPOWER_COMPRESSOR,
+	INDEX_BUSPOWER_DIGITAL_ONLY,
+	INDEX_BUSPOWER_ANALOG_ONLY,
+	INDEX_BUSPOWER_DIF_ONLY,
+	INDEX_BUSPOWER_EXTERNAL_ONLY,
+	INDEX_BUSPOWER_EXTERNAL_ANALOG,
+	INDEX_BUSPOWER_EXTERNAL_DIF,
+	INDEX_BUSPOWER_EXTERNAL_DIGITAL,
+	INDEX_BUSPOWER_DIGITAL_ANALOG,
+	INDEX_BUSPOWER_DIGITAL_DIF,
+	INDEX_BUSPOWER_DIGITAL_ANALOG_EXTERNAL,
+	INDEX_BUSPOWER_DIGITAL_DIF_EXTERNAL,
+};
+
+/***************************************************************************/
+struct cx231xx;
+
+u32 initialize_cx231xx(struct cx231xx *p_dev);
+
+#endif
diff --git a/linux/drivers/media/video/cx231xx/cx231xx-reg.h b/linux/drivers/media/video/cx231xx/cx231xx-reg.h
new file mode 100644
index 000000000..750c5d37d
--- /dev/null
+++ b/linux/drivers/media/video/cx231xx/cx231xx-reg.h
@@ -0,0 +1,1564 @@
+/*
+   cx231xx-reg.h - driver for Conexant Cx23100/101/102
+	       USB video capture devices
+
+   Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef _CX231XX_REG_H
+#define _CX231XX_REG_H
+
+/*****************************************************************************
+				* VBI codes *
+*****************************************************************************/
+
+#define SAV_ACTIVE_VIDEO_FIELD1		0x80
+#define EAV_ACTIVE_VIDEO_FIELD1		0x90
+
+#define SAV_ACTIVE_VIDEO_FIELD2		0xc0
+#define EAV_ACTIVE_VIDEO_FIELD2		0xd0
+
+#define SAV_VBLANK_FIELD1		0xa0
+#define EAV_VBLANK_FIELD1		0xb0
+
+#define SAV_VBLANK_FIELD2		0xe0
+#define EAV_VBLANK_FIELD2		0xf0
+
+#define SAV_VBI_FIELD1			0x20
+#define EAV_VBI_FIELD1			0x30
+
+#define SAV_VBI_FIELD2			0x60
+#define EAV_VBI_FIELD2			0x70
+
+/*****************************************************************************/
+/* Audio ADC Registers */
+#define CH_PWR_CTRL1			0x0000000e
+#define CH_PWR_CTRL2			0x0000000f
+/*****************************************************************************/
+
+#define      HOST_REG1                0x000
+#define      FLD_FORCE_CHIP_SEL       0x80
+#define      FLD_AUTO_INC_DIS         0x20
+#define      FLD_PREFETCH_EN          0x10
+/* Reserved [2:3] */
+#define      FLD_DIGITAL_PWR_DN       0x02
+#define      FLD_SLEEP                0x01
+
+/*****************************************************************************/
+#define      HOST_REG2                0x001
+
+/*****************************************************************************/
+#define      HOST_REG3                0x002
+
+/*****************************************************************************/
+/* added for polaris */
+#define      GPIO_PIN_CTL0            0x3
+#define      GPIO_PIN_CTL1            0x4
+#define      GPIO_PIN_CTL2            0x5
+#define      GPIO_PIN_CTL3            0x6
+#define      TS1_PIN_CTL0             0x7
+#define      TS1_PIN_CTL1             0x8
+/*****************************************************************************/
+
+#define      FLD_CLK_IN_EN            0x80
+#define      FLD_XTAL_CTRL            0x70
+#define      FLD_BB_CLK_MODE          0x0C
+#define      FLD_REF_DIV_PLL          0x02
+#define      FLD_REF_SEL_PLL1         0x01
+
+/*****************************************************************************/
+#define      CHIP_CTRL                0x100
+/* Reserved [27] */
+/* Reserved [31:21] */
+#define      FLD_CHIP_ACFG_DIS        0x00100000
+/* Reserved [19] */
+#define      FLD_DUAL_MODE_ADC2       0x00040000
+#define      FLD_SIF_EN               0x00020000
+#define      FLD_SOFT_RST             0x00010000
+#define      FLD_DEVICE_ID            0x0000ffff
+
+/*****************************************************************************/
+#define      AFE_CTRL                 0x104
+#define      AFE_CTRL_C2HH_SRC_CTRL   0x104
+#define      FLD_DIF_OUT_SEL          0xc0000000
+#define      FLD_AUX_PLL_CLK_ALT_SEL  0x3c000000
+#define      FLD_UV_ORDER_MODE        0x02000000
+#define      FLD_FUNC_MODE            0x01800000
+#define      FLD_ROT1_PHASE_CTL       0x007f8000
+#define      FLD_AUD_IN_SEL           0x00004000
+#define      FLD_LUMA_IN_SEL          0x00002000
+#define      FLD_CHROMA_IN_SEL        0x00001000
+/* reserve [11:10] */
+#define      FLD_INV_SPEC_DIS         0x00000200
+#define      FLD_VGA_SEL_CH3          0x00000100
+#define      FLD_VGA_SEL_CH2          0x00000080
+#define      FLD_VGA_SEL_CH1          0x00000040
+#define      FLD_DCR_BYP_CH1          0x00000020
+#define      FLD_DCR_BYP_CH2          0x00000010
+#define      FLD_DCR_BYP_CH3          0x00000008
+#define      FLD_EN_12DB_CH3          0x00000004
+#define      FLD_EN_12DB_CH2          0x00000002
+#define      FLD_EN_12DB_CH1          0x00000001
+
+/* redefine in Cx231xx */
+/*****************************************************************************/
+#define      DC_CTRL1                 0x108
+/* reserve [31:30] */
+#define      FLD_CLAMP_LVL_CH1        0x3fff8000
+#define      FLD_CLAMP_LVL_CH2        0x00007fff
+/*****************************************************************************/
+
+/*****************************************************************************/
+#define      DC_CTRL2                 0x10c
+/* reserve [31:28] */
+#define      FLD_CLAMP_LVL_CH3        0x00fffe00
+#define      FLD_CLAMP_WIND_LENTH     0x000001e0
+#define      FLD_C2HH_SAT_MIN         0x0000001e
+#define      FLD_FLT_BYP_SEL          0x00000001
+/*****************************************************************************/
+
+/*****************************************************************************/
+#define      DC_CTRL3                 0x110
+/* reserve [31:16] */
+#define      FLD_ERR_GAIN_CTL         0x00070000
+#define      FLD_LPF_MIN              0x0000ffff
+/*****************************************************************************/
+
+/*****************************************************************************/
+#define      DC_CTRL4                 0x114
+/* reserve [31:31] */
+#define      FLD_INTG_CH1             0x7fffffff
+/*****************************************************************************/
+
+/*****************************************************************************/
+#define      DC_CTRL5                 0x118
+/* reserve [31:31] */
+#define      FLD_INTG_CH2             0x7fffffff
+/*****************************************************************************/
+
+/*****************************************************************************/
+#define      DC_CTRL6                 0x11c
+/* reserve [31:31] */
+#define      FLD_INTG_CH3             0x7fffffff
+/*****************************************************************************/
+
+/*****************************************************************************/
+#define      PIN_CTRL                 0x120
+#define      FLD_OEF_AGC_RF           0x00000001
+#define      FLD_OEF_AGC_IFVGA        0x00000002
+#define      FLD_OEF_AGC_IF           0x00000004
+#define      FLD_REG_BO_PUD           0x80000000
+#define      FLD_IR_IRQ_STAT          0x40000000
+#define      FLD_AUD_IRQ_STAT         0x20000000
+#define      FLD_VID_IRQ_STAT         0x10000000
+/* Reserved [27:26] */
+#define      FLD_IRQ_N_OUT_EN         0x02000000
+#define      FLD_IRQ_N_POLAR          0x01000000
+/* Reserved [23:6] */
+#define      FLD_OE_AUX_PLL_CLK       0x00000020
+#define      FLD_OE_I2S_BCLK          0x00000010
+#define      FLD_OE_I2S_WCLK          0x00000008
+#define      FLD_OE_AGC_IF            0x00000004
+#define      FLD_OE_AGC_IFVGA         0x00000002
+#define      FLD_OE_AGC_RF            0x00000001
+
+/*****************************************************************************/
+#define      AUD_IO_CTRL              0x124
+/* Reserved [31:8] */
+#define      FLD_I2S_PORT_DIR         0x00000080
+#define      FLD_I2S_OUT_SRC          0x00000040
+#define      FLD_AUD_CHAN3_SRC        0x00000030
+#define      FLD_AUD_CHAN2_SRC        0x0000000c
+#define      FLD_AUD_CHAN1_SRC        0x00000003
+
+/*****************************************************************************/
+#define      AUD_LOCK1                0x128
+#define      FLD_AUD_LOCK_KI_SHIFT    0xc0000000
+#define      FLD_AUD_LOCK_KD_SHIFT    0x30000000
+/* Reserved [27:25] */
+#define      FLD_EN_AV_LOCK           0x01000000
+#define      FLD_VID_COUNT            0x00ffffff
+
+/*****************************************************************************/
+#define      AUD_LOCK2                0x12c
+#define      FLD_AUD_LOCK_KI_MULT     0xf0000000
+#define      FLD_AUD_LOCK_KD_MULT     0x0F000000
+/* Reserved [23:22] */
+#define      FLD_AUD_LOCK_FREQ_SHIFT  0x00300000
+#define      FLD_AUD_COUNT            0x000fffff
+
+/*****************************************************************************/
+#define      AFE_DIAG_CTRL1           0x134
+/* Reserved [31:16] */
+#define      FLD_CUV_DLY_LENGTH       0x0000ff00
+#define      FLD_YC_DLY_LENGTH        0x000000ff
+
+/*****************************************************************************/
+/* Poalris redefine */
+#define      AFE_DIAG_CTRL3           0x138
+/* Reserved [31:26] */
+#define      FLD_AUD_DUAL_FLAG_POL    0x02000000
+#define      FLD_VID_DUAL_FLAG_POL    0x01000000
+/* Reserved [23:23] */
+#define      FLD_COL_CLAMP_DIS_CH1    0x00400000
+#define      FLD_COL_CLAMP_DIS_CH2    0x00200000
+#define      FLD_COL_CLAMP_DIS_CH3    0x00100000
+
+#define      TEST_CTRL1               0x144
+/* Reserved [31:29] */
+#define      FLD_LBIST_EN             0x10000000
+/* Reserved [27:10] */
+#define      FLD_FI_BIST_INTR_R       0x0000200
+#define      FLD_FI_BIST_INTR_L       0x0000100
+#define      FLD_BIST_FAIL_AUD_PLL    0x0000080
+#define      FLD_BIST_INTR_AUD_PLL    0x0000040
+#define      FLD_BIST_FAIL_VID_PLL    0x0000020
+#define      FLD_BIST_INTR_VID_PLL    0x0000010
+/* Reserved [3:1] */
+#define      FLD_CIR_TEST_DIS         0x00000001
+
+/*****************************************************************************/
+#define      TEST_CTRL2               0x148
+#define      FLD_TSXCLK_POL_CTL       0x80000000
+#define      FLD_ISO_CTL_SEL          0x40000000
+#define      FLD_ISO_CTL_EN           0x20000000
+#define      FLD_BIST_DEBUGZ          0x10000000
+#define      FLD_AUD_BIST_TEST_H      0x0f000000
+/* Reserved [23:22] */
+#define      FLD_FLTRN_BIST_TEST_H    0x00020000
+#define      FLD_VID_BIST_TEST_H      0x00010000
+/* Reserved [19:17] */
+#define      FLD_BIST_TEST_H          0x00010000
+/* Reserved [15:13] */
+#define      FLD_TAB_EN               0x00001000
+/* Reserved [11:0] */
+
+/*****************************************************************************/
+#define      BIST_STAT                0x14c
+#define      FLD_AUD_BIST_FAIL_H      0xfff00000
+#define      FLD_FLTRN_BIST_FAIL_H    0x00180000
+#define      FLD_VID_BIST_FAIL_H      0x00070000
+#define      FLD_AUD_BIST_TST_DONE    0x0000fff0
+#define      FLD_FLTRN_BIST_TST_DONE  0x00000008
+#define      FLD_VID_BIST_TST_DONE    0x00000007
+
+/*****************************************************************************/
+/* DirectIF registers definition have been moved to DIF_reg.h                */
+/*****************************************************************************/
+#define      MODE_CTRL                0x400
+#define      FLD_AFD_PAL60_DIS        0x20000000
+#define      FLD_AFD_FORCE_SECAM      0x10000000
+#define      FLD_AFD_FORCE_PALNC      0x08000000
+#define      FLD_AFD_FORCE_PAL        0x04000000
+#define      FLD_AFD_PALM_SEL         0x03000000
+#define      FLD_CKILL_MODE           0x00300000
+#define      FLD_COMB_NOTCH_MODE      0x00c00000       /* bit[19:18] */
+#define      FLD_CLR_LOCK_STAT        0x00020000
+#define      FLD_FAST_LOCK_MD         0x00010000
+#define      FLD_WCEN                 0x00008000
+#define      FLD_CAGCEN               0x00004000
+#define      FLD_CKILLEN              0x00002000
+#define      FLD_AUTO_SC_LOCK         0x00001000
+#define      FLD_MAN_SC_FAST_LOCK     0x00000800
+#define      FLD_INPUT_MODE           0x00000600
+#define      FLD_AFD_ACQUIRE          0x00000100
+#define      FLD_AFD_NTSC_SEL         0x00000080
+#define      FLD_AFD_PAL_SEL          0x00000040
+#define      FLD_ACFG_DIS             0x00000020
+#define      FLD_SQ_PIXEL             0x00000010
+#define      FLD_VID_FMT_SEL          0x0000000f
+
+/*****************************************************************************/
+#define      OUT_CTRL1                0x404
+#define      FLD_POLAR                0x7f000000
+/* Reserved [23] */
+#define      FLD_RND_MODE             0x00600000
+#define      FLD_VIPCLAMP_EN          0x00100000
+#define      FLD_VIPBLANK_EN          0x00080000
+#define      FLD_VIP_OPT_AL           0x00040000
+#define      FLD_IDID0_SOURCE         0x00020000
+#define      FLD_DCMODE               0x00010000
+#define      FLD_CLK_GATING           0x0000c000
+#define      FLD_CLK_INVERT           0x00002000
+#define      FLD_HSFMT                0x00001000
+#define      FLD_VALIDFMT             0x00000800
+#define      FLD_ACTFMT               0x00000400
+#define      FLD_SWAPRAW              0x00000200
+#define      FLD_CLAMPRAW_EN          0x00000100
+#define      FLD_BLUE_FIELD_EN        0x00000080
+#define      FLD_BLUE_FIELD_ACT       0x00000040
+#define      FLD_TASKBIT_VAL          0x00000020
+#define      FLD_ANC_DATA_EN          0x00000010
+#define      FLD_VBIHACTRAW_EN        0x00000008
+#define      FLD_MODE10B              0x00000004
+#define      FLD_OUT_MODE             0x00000003
+
+/*****************************************************************************/
+#define      OUT_CTRL2                0x408
+#define      FLD_AUD_GRP              0xc0000000
+#define      FLD_SAMPLE_RATE          0x30000000
+#define      FLD_AUD_ANC_EN           0x08000000
+#define      FLD_EN_C                 0x04000000
+#define      FLD_EN_B                 0x02000000
+#define      FLD_EN_A                 0x01000000
+/* Reserved [23:20] */
+#define      FLD_IDID1_LSB            0x000c0000
+#define      FLD_IDID0_LSB            0x00030000
+#define      FLD_IDID1_MSB            0x0000ff00
+#define      FLD_IDID0_MSB            0x000000ff
+
+/*****************************************************************************/
+#define      GEN_STAT                 0x40c
+#define      FLD_VCR_DETECT           0x00800000
+#define      FLD_SPECIAL_PLAY_N       0x00400000
+#define      FLD_VPRES                0x00200000
+#define      FLD_AGC_LOCK             0x00100000
+#define      FLD_CSC_LOCK             0x00080000
+#define      FLD_VLOCK                0x00040000
+#define      FLD_SRC_LOCK             0x00020000
+#define      FLD_HLOCK                0x00010000
+#define      FLD_VSYNC_N              0x00008000
+#define      FLD_SRC_FIFO_UFLOW       0x00004000
+#define      FLD_SRC_FIFO_OFLOW       0x00002000
+#define      FLD_FIELD                0x00001000
+#define      FLD_AFD_FMT_STAT         0x00000f00
+#define      FLD_MV_TYPE2_PAIR        0x00000080
+#define      FLD_MV_T3CS              0x00000040
+#define      FLD_MV_CS                0x00000020
+#define      FLD_MV_PSP               0x00000010
+/* Reserved [3] */
+#define      FLD_MV_CDAT              0x00000003
+
+/*****************************************************************************/
+#define      INT_STAT_MASK            0x410
+#define      FLD_COMB_3D_FIFO_MSK     0x80000000
+#define      FLD_WSS_DAT_AVAIL_MSK    0x40000000
+#define      FLD_GS2_DAT_AVAIL_MSK    0x20000000
+#define      FLD_GS1_DAT_AVAIL_MSK    0x10000000
+#define      FLD_CC_DAT_AVAIL_MSK     0x08000000
+#define      FLD_VPRES_CHANGE_MSK     0x04000000
+#define      FLD_MV_CHANGE_MSK        0x02000000
+#define      FLD_END_VBI_EVEN_MSK     0x01000000
+#define      FLD_END_VBI_ODD_MSK      0x00800000
+#define      FLD_FMT_CHANGE_MSK       0x00400000
+#define      FLD_VSYNC_TRAIL_MSK      0x00200000
+#define      FLD_HLOCK_CHANGE_MSK     0x00100000
+#define      FLD_VLOCK_CHANGE_MSK     0x00080000
+#define      FLD_CSC_LOCK_CHANGE_MSK  0x00040000
+#define      FLD_SRC_FIFO_UFLOW_MSK   0x00020000
+#define      FLD_SRC_FIFO_OFLOW_MSK   0x00010000
+#define      FLD_COMB_3D_FIFO_STAT    0x00008000
+#define      FLD_WSS_DAT_AVAIL_STAT   0x00004000
+#define      FLD_GS2_DAT_AVAIL_STAT   0x00002000
+#define      FLD_GS1_DAT_AVAIL_STAT   0x00001000
+#define      FLD_CC_DAT_AVAIL_STAT    0x00000800
+#define      FLD_VPRES_CHANGE_STAT    0x00000400
+#define      FLD_MV_CHANGE_STAT       0x00000200
+#define      FLD_END_VBI_EVEN_STAT    0x00000100
+#define      FLD_END_VBI_ODD_STAT     0x00000080
+#define      FLD_FMT_CHANGE_STAT      0x00000040
+#define      FLD_VSYNC_TRAIL_STAT     0x00000020
+#define      FLD_HLOCK_CHANGE_STAT    0x00000010
+#define      FLD_VLOCK_CHANGE_STAT    0x00000008
+#define      FLD_CSC_LOCK_CHANGE_STAT 0x00000004
+#define      FLD_SRC_FIFO_UFLOW_STAT  0x00000002
+#define      FLD_SRC_FIFO_OFLOW_STAT  0x00000001
+
+/*****************************************************************************/
+#define      LUMA_CTRL                0x414
+#define      BRIGHTNESS_CTRL_BYTE     0x414
+#define      CONTRAST_CTRL_BYTE       0x415
+#define      LUMA_CTRL_BYTE_3         0x416
+#define      FLD_LUMA_CORE_SEL        0x00c00000
+#define      FLD_RANGE                0x00300000
+/* Reserved [19] */
+#define      FLD_PEAK_EN              0x00040000
+#define      FLD_PEAK_SEL             0x00030000
+#define      FLD_CNTRST               0x0000ff00
+#define      FLD_BRITE                0x000000ff
+
+/*****************************************************************************/
+#define      HSCALE_CTRL              0x418
+#define      FLD_HFILT                0x03000000
+#define      FLD_HSCALE               0x00ffffff
+
+/*****************************************************************************/
+#define      VSCALE_CTRL              0x41c
+#define      FLD_LINE_AVG_DIS         0x01000000
+/* Reserved [23:20] */
+#define      FLD_VS_INTRLACE          0x00080000
+#define      FLD_VFILT                0x00070000
+/* Reserved [15:13] */
+#define      FLD_VSCALE               0x00001fff
+
+/*****************************************************************************/
+#define      CHROMA_CTRL              0x420
+#define      USAT_CTRL_BYTE           0x420
+#define      VSAT_CTRL_BYTE           0x421
+#define      HUE_CTRL_BYTE            0x422
+#define      FLD_C_LPF_EN             0x20000000
+#define      FLD_CHR_DELAY            0x1c000000
+#define      FLD_C_CORE_SEL           0x03000000
+#define      FLD_HUE                  0x00ff0000
+#define      FLD_VSAT                 0x0000ff00
+#define      FLD_USAT                 0x000000ff
+
+/*****************************************************************************/
+#define      VBI_LINE_CTRL1           0x424
+#define      FLD_VBI_MD_LINE4         0xff000000
+#define      FLD_VBI_MD_LINE3         0x00ff0000
+#define      FLD_VBI_MD_LINE2         0x0000ff00
+#define      FLD_VBI_MD_LINE1         0x000000ff
+
+/*****************************************************************************/
+#define      VBI_LINE_CTRL2           0x428
+#define      FLD_VBI_MD_LINE8         0xff000000
+#define      FLD_VBI_MD_LINE7         0x00ff0000
+#define      FLD_VBI_MD_LINE6         0x0000ff00
+#define      FLD_VBI_MD_LINE5         0x000000ff
+
+/*****************************************************************************/
+#define      VBI_LINE_CTRL3           0x42c
+#define      FLD_VBI_MD_LINE12        0xff000000
+#define      FLD_VBI_MD_LINE11        0x00ff0000
+#define      FLD_VBI_MD_LINE10        0x0000ff00
+#define      FLD_VBI_MD_LINE9         0x000000ff
+
+/*****************************************************************************/
+#define      VBI_LINE_CTRL4           0x430
+#define      FLD_VBI_MD_LINE16        0xff000000
+#define      FLD_VBI_MD_LINE15        0x00ff0000
+#define      FLD_VBI_MD_LINE14        0x0000ff00
+#define      FLD_VBI_MD_LINE13        0x000000ff
+
+/*****************************************************************************/
+#define      VBI_LINE_CTRL5           0x434
+#define      FLD_VBI_MD_LINE17        0x000000ff
+
+/*****************************************************************************/
+#define      VBI_FC_CFG               0x438
+#define      FLD_FC_ALT2              0xff000000
+#define      FLD_FC_ALT1              0x00ff0000
+#define      FLD_FC_ALT2_TYPE         0x0000f000
+#define      FLD_FC_ALT1_TYPE         0x00000f00
+/* Reserved [7:1] */
+#define      FLD_FC_SEARCH_MODE       0x00000001
+
+/*****************************************************************************/
+#define      VBI_MISC_CFG1            0x43c
+#define      FLD_TTX_PKTADRU          0xfff00000
+#define      FLD_TTX_PKTADRL          0x000fff00
+/* Reserved [7:6] */
+#define      FLD_MOJI_PACK_DIS        0x00000020
+#define      FLD_VPS_DEC_DIS          0x00000010
+#define      FLD_CRI_MARG_SCALE       0x0000000c
+#define      FLD_EDGE_RESYNC_EN       0x00000002
+#define      FLD_ADAPT_SLICE_DIS      0x00000001
+
+/*****************************************************************************/
+#define      VBI_MISC_CFG2            0x440
+#define      FLD_HAMMING_TYPE         0x0f000000
+/* Reserved [23:20] */
+#define      FLD_WSS_FIFO_RST         0x00080000
+#define      FLD_GS2_FIFO_RST         0x00040000
+#define      FLD_GS1_FIFO_RST         0x00020000
+#define      FLD_CC_FIFO_RST          0x00010000
+/* Reserved [15:12] */
+#define      FLD_VBI3_SDID            0x00000f00
+#define      FLD_VBI2_SDID            0x000000f0
+#define      FLD_VBI1_SDID            0x0000000f
+
+/*****************************************************************************/
+#define      VBI_PAY1                 0x444
+#define      FLD_GS1_FIFO_DAT         0xFF000000
+#define      FLD_GS1_STAT             0x00FF0000
+#define      FLD_CC_FIFO_DAT          0x0000FF00
+#define      FLD_CC_STAT              0x000000FF
+
+/*****************************************************************************/
+#define      VBI_PAY2                 0x448
+#define      FLD_WSS_FIFO_DAT         0xff000000
+#define      FLD_WSS_STAT             0x00ff0000
+#define      FLD_GS2_FIFO_DAT         0x0000ff00
+#define      FLD_GS2_STAT             0x000000ff
+
+/*****************************************************************************/
+#define      VBI_CUST1_CFG1           0x44c
+/* Reserved [31] */
+#define      FLD_VBI1_CRIWIN          0x7f000000
+#define      FLD_VBI1_SLICE_DIST      0x00f00000
+#define      FLD_VBI1_BITINC          0x000fff00
+#define      FLD_VBI1_HDELAY          0x000000ff
+
+/*****************************************************************************/
+#define      VBI_CUST1_CFG2           0x450
+#define      FLD_VBI1_FC_LENGTH       0x1f000000
+#define      FLD_VBI1_FRAME_CODE      0x00ffffff
+
+/*****************************************************************************/
+#define      VBI_CUST1_CFG3           0x454
+#define      FLD_VBI1_HAM_EN          0x80000000
+#define      FLD_VBI1_FIFO_MODE       0x70000000
+#define      FLD_VBI1_FORMAT_TYPE     0x0f000000
+#define      FLD_VBI1_PAYLD_LENGTH    0x00ff0000
+#define      FLD_VBI1_CRI_LENGTH      0x0000f000
+#define      FLD_VBI1_CRI_MARGIN      0x00000f00
+#define      FLD_VBI1_CRI_TIME        0x000000ff
+
+/*****************************************************************************/
+#define      VBI_CUST2_CFG1           0x458
+/* Reserved [31] */
+#define      FLD_VBI2_CRIWIN          0x7f000000
+#define      FLD_VBI2_SLICE_DIST      0x00f00000
+#define      FLD_VBI2_BITINC          0x000fff00
+#define      FLD_VBI2_HDELAY          0x000000ff
+
+/*****************************************************************************/
+#define      VBI_CUST2_CFG2           0x45c
+#define      FLD_VBI2_FC_LENGTH       0x1f000000
+#define      FLD_VBI2_FRAME_CODE      0x00ffffff
+
+/*****************************************************************************/
+#define      VBI_CUST2_CFG3           0x460
+#define      FLD_VBI2_HAM_EN          0x80000000
+#define      FLD_VBI2_FIFO_MODE       0x70000000
+#define      FLD_VBI2_FORMAT_TYPE     0x0f000000
+#define      FLD_VBI2_PAYLD_LENGTH    0x00ff0000
+#define      FLD_VBI2_CRI_LENGTH      0x0000f000
+#define      FLD_VBI2_CRI_MARGIN      0x00000f00
+#define      FLD_VBI2_CRI_TIME        0x000000ff
+
+/*****************************************************************************/
+#define      VBI_CUST3_CFG1           0x464
+/* Reserved [31] */
+#define      FLD_VBI3_CRIWIN          0x7f000000
+#define      FLD_VBI3_SLICE_DIST      0x00f00000
+#define      FLD_VBI3_BITINC          0x000fff00
+#define      FLD_VBI3_HDELAY          0x000000ff
+
+/*****************************************************************************/
+#define      VBI_CUST3_CFG2           0x468
+#define      FLD_VBI3_FC_LENGTH       0x1f000000
+#define      FLD_VBI3_FRAME_CODE      0x00ffffff
+
+/*****************************************************************************/
+#define      VBI_CUST3_CFG3           0x46c
+#define      FLD_VBI3_HAM_EN          0x80000000
+#define      FLD_VBI3_FIFO_MODE       0x70000000
+#define      FLD_VBI3_FORMAT_TYPE     0x0f000000
+#define      FLD_VBI3_PAYLD_LENGTH    0x00ff0000
+#define      FLD_VBI3_CRI_LENGTH      0x0000f000
+#define      FLD_VBI3_CRI_MARGIN      0x00000f00
+#define      FLD_VBI3_CRI_TIME        0x000000ff
+
+/*****************************************************************************/
+#define      HORIZ_TIM_CTRL           0x470
+#define      FLD_BGDEL_CNT            0xff000000
+/* Reserved [23:22] */
+#define      FLD_HACTIVE_CNT          0x003ff000
+/* Reserved [11:10] */
+#define      FLD_HBLANK_CNT           0x000003ff
+
+/*****************************************************************************/
+#define      VERT_TIM_CTRL            0x474
+#define      FLD_V656BLANK_CNT        0xff000000
+/* Reserved [23:22] */
+#define      FLD_VACTIVE_CNT          0x003ff000
+/* Reserved [11:10] */
+#define      FLD_VBLANK_CNT           0x000003ff
+
+/*****************************************************************************/
+#define      SRC_COMB_CFG             0x478
+#define      FLD_CCOMB_2LN_CHECK      0x80000000
+#define      FLD_CCOMB_3LN_EN         0x40000000
+#define      FLD_CCOMB_2LN_EN         0x20000000
+#define      FLD_CCOMB_3D_EN          0x10000000
+/* Reserved [27] */
+#define      FLD_LCOMB_3LN_EN         0x04000000
+#define      FLD_LCOMB_2LN_EN         0x02000000
+#define      FLD_LCOMB_3D_EN          0x01000000
+#define      FLD_LUMA_LPF_SEL         0x00c00000
+#define      FLD_UV_LPF_SEL           0x00300000
+#define      FLD_BLEND_SLOPE          0x000f0000
+#define      FLD_CCOMB_REDUCE_EN      0x00008000
+/* Reserved [14:10] */
+#define      FLD_SRC_DECIM_RATIO      0x000003ff
+
+/*****************************************************************************/
+#define      CHROMA_VBIOFF_CFG        0x47c
+#define      FLD_VBI_VOFFSET          0x1f000000
+/* Reserved [23:20] */
+#define      FLD_SC_STEP              0x000fffff
+
+/*****************************************************************************/
+#define      FIELD_COUNT              0x480
+#define      FLD_FIELD_COUNT_FLD      0x000003ff
+
+/*****************************************************************************/
+#define      MISC_TIM_CTRL            0x484
+#define      FLD_DEBOUNCE_COUNT       0xc0000000
+#define      FLD_VT_LINE_CNT_HYST     0x30000000
+/* Reserved [27] */
+#define      FLD_AFD_STAT             0x07ff0000
+#define      FLD_VPRES_VERT_EN        0x00008000
+/* Reserved [14:12] */
+#define      FLD_HR32                 0x00000800
+#define      FLD_TDALGN               0x00000400
+#define      FLD_TDFIELD              0x00000200
+/* Reserved [8:6] */
+#define      FLD_TEMPDEC              0x0000003f
+
+/*****************************************************************************/
+#define      DFE_CTRL1                0x488
+#define      FLD_CLAMP_AUTO_EN        0x80000000
+#define      FLD_AGC_AUTO_EN          0x40000000
+#define      FLD_VGA_CRUSH_EN         0x20000000
+#define      FLD_VGA_AUTO_EN          0x10000000
+#define      FLD_VBI_GATE_EN          0x08000000
+#define      FLD_CLAMP_LEVEL          0x07000000
+/* Reserved [23:22] */
+#define      FLD_CLAMP_SKIP_CNT       0x00300000
+#define      FLD_AGC_GAIN             0x000fff00
+/* Reserved [7:6] */
+#define      FLD_VGA_GAIN             0x0000003f
+
+/*****************************************************************************/
+#define      DFE_CTRL2                0x48c
+#define      FLD_VGA_ACQUIRE_RANGE    0x00ff0000
+#define      FLD_VGA_TRACK_RANGE      0x0000ff00
+#define      FLD_VGA_SYNC             0x000000ff
+
+/*****************************************************************************/
+#define      DFE_CTRL3                0x490
+#define      FLD_BP_PERCENT           0xff000000
+#define      FLD_DFT_THRESHOLD        0x00ff0000
+/* Reserved [15:12] */
+#define      FLD_SYNC_WIDTH_SEL       0x00000600
+#define      FLD_BP_LOOP_GAIN         0x00000300
+#define      FLD_SYNC_LOOP_GAIN       0x000000c0
+/* Reserved [5:4] */
+#define      FLD_AGC_LOOP_GAIN        0x0000000c
+#define      FLD_DCC_LOOP_GAIN        0x00000003
+
+/*****************************************************************************/
+#define      PLL_CTRL                 0x494
+#define      FLD_PLL_KD               0xff000000
+#define      FLD_PLL_KI               0x00ff0000
+#define      FLD_PLL_MAX_OFFSET       0x0000ffff
+
+/*****************************************************************************/
+#define      HTL_CTRL                 0x498
+/* Reserved [31:24] */
+#define      FLD_AUTO_LOCK_SPD        0x00080000
+#define      FLD_MAN_FAST_LOCK        0x00040000
+#define      FLD_HTL_15K_EN           0x00020000
+#define      FLD_HTL_500K_EN          0x00010000
+#define      FLD_HTL_KD               0x0000ff00
+#define      FLD_HTL_KI               0x000000ff
+
+/*****************************************************************************/
+#define      COMB_CTRL                0x49c
+#define      FLD_COMB_PHASE_LIMIT     0xff000000
+#define      FLD_CCOMB_ERR_LIMIT      0x00ff0000
+#define      FLD_LUMA_THRESHOLD       0x0000ff00
+#define      FLD_LCOMB_ERR_LIMIT      0x000000ff
+
+/*****************************************************************************/
+#define      CRUSH_CTRL               0x4a0
+#define      FLD_WTW_EN               0x00400000
+#define      FLD_CRUSH_FREQ           0x00200000
+#define      FLD_MAJ_SEL_EN           0x00100000
+#define      FLD_MAJ_SEL              0x000c0000
+/* Reserved [17:15] */
+#define      FLD_SYNC_TIP_REDUCE      0x00007e00
+/* Reserved [8:6] */
+#define      FLD_SYNC_TIP_INC         0x0000003f
+
+/*****************************************************************************/
+#define      SOFT_RST_CTRL            0x4a4
+#define      FLD_VD_SOFT_RST          0x00008000
+/* Reserved [14:12] */
+#define      FLD_REG_RST_MSK          0x00000800
+#define      FLD_VOF_RST_MSK          0x00000400
+#define      FLD_MVDET_RST_MSK        0x00000200
+#define      FLD_VBI_RST_MSK          0x00000100
+#define      FLD_SCALE_RST_MSK        0x00000080
+#define      FLD_CHROMA_RST_MSK       0x00000040
+#define      FLD_LUMA_RST_MSK         0x00000020
+#define      FLD_VTG_RST_MSK          0x00000010
+#define      FLD_YCSEP_RST_MSK        0x00000008
+#define      FLD_SRC_RST_MSK          0x00000004
+#define      FLD_DFE_RST_MSK          0x00000002
+/* Reserved [0] */
+
+/*****************************************************************************/
+#define      MV_DT_CTRL1              0x4a8
+/* Reserved [31:29] */
+#define      FLD_PSP_STOP_LINE        0x1f000000
+/* Reserved [23:21] */
+#define      FLD_PSP_STRT_LINE        0x001f0000
+/* Reserved [15] */
+#define      FLD_PSP_LLIMW            0x00007f00
+/* Reserved [7] */
+#define      FLD_PSP_ULIMW            0x0000007f
+
+/*****************************************************************************/
+#define      MV_DT_CTRL2              0x4aC
+#define      FLD_CS_STOPWIN           0xff000000
+#define      FLD_CS_STRTWIN           0x00ff0000
+#define      FLD_CS_WIDTH             0x0000ff00
+#define      FLD_PSP_SPEC_VAL         0x000000ff
+
+/*****************************************************************************/
+#define      MV_DT_CTRL3              0x4B0
+#define      FLD_AUTO_RATE_DIS        0x80000000
+#define      FLD_HLOCK_DIS            0x40000000
+#define      FLD_SEL_FIELD_CNT        0x20000000
+#define      FLD_CS_TYPE2_SEL         0x10000000
+#define      FLD_CS_LINE_THRSH_SEL    0x08000000
+#define      FLD_CS_ATHRESH_SEL       0x04000000
+#define      FLD_PSP_SPEC_SEL         0x02000000
+#define      FLD_PSP_LINES_SEL        0x01000000
+#define      FLD_FIELD_CNT            0x00f00000
+#define      FLD_CS_TYPE2_CNT         0x000fc000
+#define      FLD_CS_LINE_CNT          0x00003f00
+#define      FLD_CS_ATHRESH_LEV       0x000000ff
+
+/*****************************************************************************/
+#define      CHIP_VERSION             0x4b4
+/* Cx231xx redefine  */
+#define      VERSION                  0x4b4
+#define      FLD_REV_ID               0x000000ff
+
+/*****************************************************************************/
+#define      MISC_DIAG_CTRL           0x4b8
+/* Reserved [31:24] */
+#define      FLD_SC_CONVERGE_THRESH   0x00ff0000
+#define      FLD_CCOMB_ERR_LIMIT_3D   0x0000ff00
+#define      FLD_LCOMB_ERR_LIMIT_3D   0x000000ff
+
+/*****************************************************************************/
+#define      VBI_PASS_CTRL            0x4bc
+#define      FLD_VBI_PASS_MD          0x00200000
+#define      FLD_VBI_SETUP_DIS        0x00100000
+#define      FLD_PASS_LINE_CTRL       0x000fffff
+
+/*****************************************************************************/
+/* Cx231xx redefine */
+#define      VCR_DET_CTRL             0x4c0
+#define      FLD_EN_FIELD_PHASE_DET   0x80000000
+#define      FLD_EN_HEAD_SW_DET       0x40000000
+#define      FLD_FIELD_PHASE_LENGTH   0x01ff0000
+/* Reserved [29:25] */
+#define      FLD_FIELD_PHASE_DELAY    0x0000ff00
+#define      FLD_FIELD_PHASE_LIMIT    0x000000f0
+#define      FLD_HEAD_SW_DET_LIMIT    0x0000000f
+
+/*****************************************************************************/
+#define      DL_CTL                   0x800
+#define      DL_CTL_ADDRESS_LOW       0x800    /* Byte 1 in DL_CTL */
+#define      DL_CTL_ADDRESS_HIGH      0x801    /* Byte 2 in DL_CTL */
+#define      DL_CTL_DATA              0x802    /* Byte 3 in DL_CTL */
+#define      DL_CTL_CONTROL           0x803    /* Byte 4 in DL_CTL */
+/* Reserved [31:5] */
+#define      FLD_START_8051           0x10000000
+#define      FLD_DL_ENABLE            0x08000000
+#define      FLD_DL_AUTO_INC          0x04000000
+#define      FLD_DL_MAP               0x03000000
+
+/*****************************************************************************/
+#define      STD_DET_STATUS           0x804
+#define      FLD_SPARE_STATUS1        0xff000000
+#define      FLD_SPARE_STATUS0        0x00ff0000
+#define      FLD_MOD_DET_STATUS1      0x0000ff00
+#define      FLD_MOD_DET_STATUS0      0x000000ff
+
+/*****************************************************************************/
+#define      AUD_BUILD_NUM            0x806
+#define      AUD_VER_NUM              0x807
+#define      STD_DET_CTL              0x808
+#define      STD_DET_CTL_AUD_CTL      0x808    /* Byte 1 in STD_DET_CTL */
+#define      STD_DET_CTL_PREF_MODE    0x809    /* Byte 2 in STD_DET_CTL */
+#define      FLD_SPARE_CTL0           0xff000000
+#define      FLD_DIS_DBX              0x00800000
+#define      FLD_DIS_BTSC             0x00400000
+#define      FLD_DIS_NICAM_A2         0x00200000
+#define      FLD_VIDEO_PRESENT        0x00100000
+#define      FLD_DW8051_VIDEO_FORMAT  0x000f0000
+#define      FLD_PREF_DEC_MODE        0x0000ff00
+#define      FLD_AUD_CONFIG           0x000000ff
+
+/*****************************************************************************/
+#define      DW8051_INT               0x80c
+#define      FLD_VIDEO_PRESENT_CHANGE 0x80000000
+#define      FLD_VIDEO_CHANGE         0x40000000
+#define      FLD_RDS_READY            0x20000000
+#define      FLD_AC97_INT             0x10000000
+#define      FLD_NICAM_BIT_ERROR_TOO_HIGH         0x08000000
+#define      FLD_NICAM_LOCK           0x04000000
+#define      FLD_NICAM_UNLOCK         0x02000000
+#define      FLD_DFT4_TH_CMP          0x01000000
+/* Reserved [23:22] */
+#define      FLD_LOCK_IND_INT         0x00200000
+#define      FLD_DFT3_TH_CMP          0x00100000
+#define      FLD_DFT2_TH_CMP          0x00080000
+#define      FLD_DFT1_TH_CMP          0x00040000
+#define      FLD_FM2_DFT_TH_CMP       0x00020000
+#define      FLD_FM1_DFT_TH_CMP       0x00010000
+#define      FLD_VIDEO_PRESENT_EN     0x00008000
+#define      FLD_VIDEO_CHANGE_EN      0x00004000
+#define      FLD_RDS_READY_EN         0x00002000
+#define      FLD_AC97_INT_EN          0x00001000
+#define      FLD_NICAM_BIT_ERROR_TOO_HIGH_EN      0x00000800
+#define      FLD_NICAM_LOCK_EN        0x00000400
+#define      FLD_NICAM_UNLOCK_EN      0x00000200
+#define      FLD_DFT4_TH_CMP_EN       0x00000100
+/* Reserved [7] */
+#define      FLD_DW8051_INT6_CTL1     0x00000040
+#define      FLD_DW8051_INT5_CTL1     0x00000020
+#define      FLD_DW8051_INT4_CTL1     0x00000010
+#define      FLD_DW8051_INT3_CTL1     0x00000008
+#define      FLD_DW8051_INT2_CTL1     0x00000004
+#define      FLD_DW8051_INT1_CTL1     0x00000002
+#define      FLD_DW8051_INT0_CTL1     0x00000001
+
+/*****************************************************************************/
+#define      GENERAL_CTL              0x810
+#define      FLD_RDS_INT              0x80000000
+#define      FLD_NBER_INT             0x40000000
+#define      FLD_NLL_INT              0x20000000
+#define      FLD_IFL_INT              0x10000000
+#define      FLD_FDL_INT              0x08000000
+#define      FLD_AFC_INT              0x04000000
+#define      FLD_AMC_INT              0x02000000
+#define      FLD_AC97_INT_CTL         0x01000000
+#define      FLD_RDS_INT_DIS          0x00800000
+#define      FLD_NBER_INT_DIS         0x00400000
+#define      FLD_NLL_INT_DIS          0x00200000
+#define      FLD_IFL_INT_DIS          0x00100000
+#define      FLD_FDL_INT_DIS          0x00080000
+#define      FLD_FC_INT_DIS           0x00040000
+#define      FLD_AMC_INT_DIS          0x00020000
+#define      FLD_AC97_INT_DIS         0x00010000
+#define      FLD_REV_NUM              0x0000ff00
+/* Reserved [7:5] */
+#define      FLD_DBX_SOFT_RESET_REG   0x00000010
+#define      FLD_AD_SOFT_RESET_REG    0x00000008
+#define      FLD_SRC_SOFT_RESET_REG   0x00000004
+#define      FLD_CDMOD_SOFT_RESET     0x00000002
+#define      FLD_8051_SOFT_RESET      0x00000001
+
+/*****************************************************************************/
+#define      AAGC_CTL                 0x814
+#define      FLD_AFE_12DB_EN          0x80000000
+#define      FLD_AAGC_DEFAULT_EN      0x40000000
+#define      FLD_AAGC_DEFAULT         0x3f000000
+/* Reserved [23] */
+#define      FLD_AAGC_GAIN            0x00600000
+#define      FLD_AAGC_TH              0x001f0000
+/* Reserved [15:14] */
+#define      FLD_AAGC_HYST2           0x00003f00
+/* Reserved [7:6] */
+#define      FLD_AAGC_HYST1           0x0000003f
+
+/*****************************************************************************/
+#define      IF_SRC_CTL               0x818
+#define      FLD_DBX_BYPASS           0x80000000
+/* Reserved [30:25] */
+#define      FLD_IF_SRC_MODE          0x01000000
+/* Reserved [23:18] */
+#define      FLD_IF_SRC_PHASE_INC     0x0001ffff
+
+/*****************************************************************************/
+#define      ANALOG_DEMOD_CTL         0x81c
+#define      FLD_ROT1_PHACC_PROG      0xffff0000
+/* Reserved [15] */
+#define      FLD_FM1_DELAY_FIX        0x00007000
+#define      FLD_PDF4_SHIFT           0x00000c00
+#define      FLD_PDF3_SHIFT           0x00000300
+#define      FLD_PDF2_SHIFT           0x000000c0
+#define      FLD_PDF1_SHIFT           0x00000030
+#define      FLD_FMBYPASS_MODE2       0x00000008
+#define      FLD_FMBYPASS_MODE1       0x00000004
+#define      FLD_NICAM_MODE           0x00000002
+#define      FLD_BTSC_FMRADIO_MODE    0x00000001
+
+/*****************************************************************************/
+#define      ROT_FREQ_CTL             0x820
+#define      FLD_ROT3_PHACC_PROG      0xffff0000
+#define      FLD_ROT2_PHACC_PROG      0x0000ffff
+
+/*****************************************************************************/
+#define      FM_CTL                   0x824
+#define      FLD_FM2_DC_FB_SHIFT      0xf0000000
+#define      FLD_FM2_DC_INT_SHIFT     0x0f000000
+#define      FLD_FM2_AFC_RESET        0x00800000
+#define      FLD_FM2_DC_PASS_IN       0x00400000
+#define      FLD_FM2_DAGC_SHIFT       0x00380000
+#define      FLD_FM2_CORDIC_SHIFT     0x00070000
+#define      FLD_FM1_DC_FB_SHIFT      0x0000f000
+#define      FLD_FM1_DC_INT_SHIFT     0x00000f00
+#define      FLD_FM1_AFC_RESET        0x00000080
+#define      FLD_FM1_DC_PASS_IN       0x00000040
+#define      FLD_FM1_DAGC_SHIFT       0x00000038
+#define      FLD_FM1_CORDIC_SHIFT     0x00000007
+
+/*****************************************************************************/
+#define      LPF_PDF_CTL              0x828
+/* Reserved [31:30] */
+#define      FLD_LPF32_SHIFT1         0x30000000
+#define      FLD_LPF32_SHIFT2         0x0c000000
+#define      FLD_LPF160_SHIFTA        0x03000000
+#define      FLD_LPF160_SHIFTB        0x00c00000
+#define      FLD_LPF160_SHIFTC        0x00300000
+#define      FLD_LPF32_COEF_SEL2      0x000c0000
+#define      FLD_LPF32_COEF_SEL1      0x00030000
+#define      FLD_LPF160_COEF_SELC     0x0000c000
+#define      FLD_LPF160_COEF_SELB     0x00003000
+#define      FLD_LPF160_COEF_SELA     0x00000c00
+#define      FLD_LPF160_IN_EN_REG     0x00000300
+#define      FLD_PDF4_PDF_SEL         0x000000c0
+#define      FLD_PDF3_PDF_SEL         0x00000030
+#define      FLD_PDF2_PDF_SEL         0x0000000c
+#define      FLD_PDF1_PDF_SEL         0x00000003
+
+/*****************************************************************************/
+#define      DFT1_CTL1                0x82c
+#define      FLD_DFT1_DWELL           0xffff0000
+#define      FLD_DFT1_FREQ            0x0000ffff
+
+/*****************************************************************************/
+#define      DFT1_CTL2                0x830
+#define      FLD_DFT1_THRESHOLD       0xffffff00
+#define      FLD_DFT1_CMP_CTL         0x00000080
+#define      FLD_DFT1_AVG             0x00000070
+/* Reserved [3:1] */
+#define      FLD_DFT1_START           0x00000001
+
+/*****************************************************************************/
+#define      DFT1_STATUS              0x834
+#define      FLD_DFT1_DONE            0x80000000
+#define      FLD_DFT1_TH_CMP_STAT     0x40000000
+#define      FLD_DFT1_RESULT          0x3fffffff
+
+/*****************************************************************************/
+#define      DFT2_CTL1                0x838
+#define      FLD_DFT2_DWELL           0xffff0000
+#define      FLD_DFT2_FREQ            0x0000ffff
+
+/*****************************************************************************/
+#define      DFT2_CTL2                0x83C
+#define      FLD_DFT2_THRESHOLD       0xffffff00
+#define      FLD_DFT2_CMP_CTL         0x00000080
+#define      FLD_DFT2_AVG             0x00000070
+/* Reserved [3:1] */
+#define      FLD_DFT2_START           0x00000001
+
+/*****************************************************************************/
+#define      DFT2_STATUS              0x840
+#define      FLD_DFT2_DONE            0x80000000
+#define      FLD_DFT2_TH_CMP_STAT     0x40000000
+#define      FLD_DFT2_RESULT          0x3fffffff
+
+/*****************************************************************************/
+#define      DFT3_CTL1                0x844
+#define      FLD_DFT3_DWELL           0xffff0000
+#define      FLD_DFT3_FREQ            0x0000ffff
+
+/*****************************************************************************/
+#define      DFT3_CTL2                0x848
+#define      FLD_DFT3_THRESHOLD       0xffffff00
+#define      FLD_DFT3_CMP_CTL         0x00000080
+#define      FLD_DFT3_AVG             0x00000070
+/* Reserved [3:1] */
+#define      FLD_DFT3_START           0x00000001
+
+/*****************************************************************************/
+#define      DFT3_STATUS              0x84c
+#define      FLD_DFT3_DONE            0x80000000
+#define      FLD_DFT3_TH_CMP_STAT     0x40000000
+#define      FLD_DFT3_RESULT          0x3fffffff
+
+/*****************************************************************************/
+#define      DFT4_CTL1                0x850
+#define      FLD_DFT4_DWELL           0xffff0000
+#define      FLD_DFT4_FREQ            0x0000ffff
+
+/*****************************************************************************/
+#define      DFT4_CTL2                0x854
+#define      FLD_DFT4_THRESHOLD       0xffffff00
+#define      FLD_DFT4_CMP_CTL         0x00000080
+#define      FLD_DFT4_AVG             0x00000070
+/* Reserved [3:1] */
+#define      FLD_DFT4_START           0x00000001
+
+/*****************************************************************************/
+#define      DFT4_STATUS              0x858
+#define      FLD_DFT4_DONE            0x80000000
+#define      FLD_DFT4_TH_CMP_STAT     0x40000000
+#define      FLD_DFT4_RESULT          0x3fffffff
+
+/*****************************************************************************/
+#define      AM_MTS_DET               0x85c
+#define      FLD_AM_MTS_MODE          0x80000000
+/* Reserved [30:26] */
+#define      FLD_AM_SUB               0x02000000
+#define      FLD_AM_GAIN_EN           0x01000000
+/* Reserved [23:16] */
+#define      FLD_AMMTS_GAIN_SCALE     0x0000e000
+#define      FLD_MTS_PDF_SHIFT        0x00001800
+#define      FLD_AM_REG_GAIN          0x00000700
+#define      FLD_AGC_REF              0x000000ff
+
+/*****************************************************************************/
+#define      ANALOG_MUX_CTL           0x860
+/* Reserved [31:29] */
+#define      FLD_MUX21_SEL            0x10000000
+#define      FLD_MUX20_SEL            0x08000000
+#define      FLD_MUX19_SEL            0x04000000
+#define      FLD_MUX18_SEL            0x02000000
+#define      FLD_MUX17_SEL            0x01000000
+#define      FLD_MUX16_SEL            0x00800000
+#define      FLD_MUX15_SEL            0x00400000
+#define      FLD_MUX14_SEL            0x00300000
+#define      FLD_MUX13_SEL            0x000C0000
+#define      FLD_MUX12_SEL            0x00020000
+#define      FLD_MUX11_SEL            0x00018000
+#define      FLD_MUX10_SEL            0x00004000
+#define      FLD_MUX9_SEL             0x00002000
+#define      FLD_MUX8_SEL             0x00001000
+#define      FLD_MUX7_SEL             0x00000800
+#define      FLD_MUX6_SEL             0x00000600
+#define      FLD_MUX5_SEL             0x00000100
+#define      FLD_MUX4_SEL             0x000000c0
+#define      FLD_MUX3_SEL             0x00000030
+#define      FLD_MUX2_SEL             0x0000000c
+#define      FLD_MUX1_SEL             0x00000003
+
+/*****************************************************************************/
+/* Cx231xx redefine */
+#define      DPLL_CTRL1               0x864
+#define      DIG_PLL_CTL1             0x864
+
+#define      FLD_PLL_STATUS           0x07000000
+#define      FLD_BANDWIDTH_SELECT     0x00030000
+#define      FLD_PLL_SHIFT_REG        0x00007000
+#define      FLD_PHASE_SHIFT          0x000007ff
+
+/*****************************************************************************/
+/* Cx231xx redefine */
+#define      DPLL_CTRL2               0x868
+#define      DIG_PLL_CTL2             0x868
+#define      FLD_PLL_UNLOCK_THR       0xff000000
+#define      FLD_PLL_LOCK_THR         0x00ff0000
+/* Reserved [15:8] */
+#define      FLD_AM_PDF_SEL2          0x000000c0
+#define      FLD_AM_PDF_SEL1          0x00000030
+#define      FLD_DPLL_FSM_CTRL        0x0000000c
+/* Reserved [1] */
+#define      FLD_PLL_PILOT_DET        0x00000001
+
+/*****************************************************************************/
+/* Cx231xx redefine */
+#define      DPLL_CTRL3               0x86c
+#define      DIG_PLL_CTL3             0x86c
+#define      FLD_DISABLE_LOOP         0x01000000
+#define      FLD_A1_DS1_SEL           0x000c0000
+#define      FLD_A1_DS2_SEL           0x00030000
+#define      FLD_A1_KI                0x0000ff00
+#define      FLD_A1_KD                0x000000ff
+
+/*****************************************************************************/
+/* Cx231xx redefine */
+#define      DPLL_CTRL4               0x870
+#define      DIG_PLL_CTL4             0x870
+#define      FLD_A2_DS1_SEL           0x000c0000
+#define      FLD_A2_DS2_SEL           0x00030000
+#define      FLD_A2_KI                0x0000ff00
+#define      FLD_A2_KD                0x000000ff
+
+/*****************************************************************************/
+/* Cx231xx redefine */
+#define      DPLL_CTRL5               0x874
+#define      DIG_PLL_CTL5             0x874
+#define      FLD_TRK_DS1_SEL          0x000c0000
+#define      FLD_TRK_DS2_SEL          0x00030000
+#define      FLD_TRK_KI               0x0000ff00
+#define      FLD_TRK_KD               0x000000ff
+
+/*****************************************************************************/
+#define      DEEMPH_GAIN_CTL          0x878
+#define      FLD_DEEMPH2_GAIN         0xFFFF0000
+#define      FLD_DEEMPH1_GAIN         0x0000FFFF
+
+/*****************************************************************************/
+/* Cx231xx redefine */
+#define      DEEMPH_COEFF1            0x87c
+#define      DEEMPH_COEF1             0x87c
+#define      FLD_DEEMPH_B0            0xffff0000
+#define      FLD_DEEMPH_A0            0x0000ffff
+
+/*****************************************************************************/
+/* Cx231xx redefine */
+#define      DEEMPH_COEFF2            0x880
+#define      DEEMPH_COEF2             0x880
+#define      FLD_DEEMPH_B1            0xFFFF0000
+#define      FLD_DEEMPH_A1            0x0000FFFF
+
+/*****************************************************************************/
+#define      DBX1_CTL1                0x884
+#define      FLD_DBX1_WBE_GAIN        0xffff0000
+#define      FLD_DBX1_IN_GAIN         0x0000ffff
+
+/*****************************************************************************/
+#define      DBX1_CTL2                0x888
+#define      FLD_DBX1_SE_BYPASS       0xffff0000
+#define      FLD_DBX1_SE_GAIN         0x0000ffff
+
+/*****************************************************************************/
+#define      DBX1_RMS_SE              0x88C
+#define      FLD_DBX1_RMS_WBE         0xffff0000
+#define      FLD_DBX1_RMS_SE_FLD      0x0000ffff
+
+/*****************************************************************************/
+#define      DBX2_CTL1                0x890
+#define      FLD_DBX2_WBE_GAIN        0xffff0000
+#define      FLD_DBX2_IN_GAIN         0x0000ffff
+
+/*****************************************************************************/
+#define      DBX2_CTL2                0x894
+#define      FLD_DBX2_SE_BYPASS       0xffff0000
+#define      FLD_DBX2_SE_GAIN         0x0000ffff
+
+/*****************************************************************************/
+#define      DBX2_RMS_SE              0x898
+#define      FLD_DBX2_RMS_WBE         0xffff0000
+#define      FLD_DBX2_RMS_SE_FLD      0x0000ffff
+
+/*****************************************************************************/
+#define      AM_FM_DIFF               0x89c
+/* Reserved [31] */
+#define      FLD_FM_DIFF_OUT          0x7fff0000
+/* Reserved [15] */
+#define      FLD_AM_DIFF_OUT          0x00007fff
+
+/*****************************************************************************/
+#define      NICAM_FAW                0x8a0
+#define      FLD_FAWDETWINEND         0xFc000000
+#define      FLD_FAWDETWINSTR         0x03ff0000
+/* Reserved [15:12] */
+#define      FLD_FAWDETTHRSHLD3       0x00000f00
+#define      FLD_FAWDETTHRSHLD2       0x000000f0
+#define      FLD_FAWDETTHRSHLD1       0x0000000f
+
+/*****************************************************************************/
+/* Cx231xx redefine */
+#define      DEEMPH_GAIN              0x8a4
+#define      NICAM_DEEMPHGAIN         0x8a4
+/* Reserved [31:18] */
+#define      FLD_DEEMPHGAIN           0x0003ffff
+
+/*****************************************************************************/
+/* Cx231xx redefine */
+#define      DEEMPH_NUMER1            0x8a8
+#define      NICAM_DEEMPHNUMER1       0x8a8
+/* Reserved [31:18] */
+#define      FLD_DEEMPHNUMER1         0x0003ffff
+
+/*****************************************************************************/
+/* Cx231xx redefine */
+#define      DEEMPH_NUMER2            0x8ac
+#define      NICAM_DEEMPHNUMER2       0x8ac
+/* Reserved [31:18] */
+#define      FLD_DEEMPHNUMER2         0x0003ffff
+
+/*****************************************************************************/
+/* Cx231xx redefine */
+#define      DEEMPH_DENOM1            0x8b0
+#define      NICAM_DEEMPHDENOM1       0x8b0
+/* Reserved [31:18] */
+#define      FLD_DEEMPHDENOM1         0x0003ffff
+
+/*****************************************************************************/
+/* Cx231xx redefine */
+#define      DEEMPH_DENOM2            0x8b4
+#define      NICAM_DEEMPHDENOM2       0x8b4
+/* Reserved [31:18] */
+#define      FLD_DEEMPHDENOM2         0x0003ffff
+
+/*****************************************************************************/
+#define      NICAM_ERRLOG_CTL1        0x8B8
+/* Reserved [31:28] */
+#define      FLD_ERRINTRPTTHSHLD1     0x0fff0000
+/* Reserved [15:12] */
+#define      FLD_ERRLOGPERIOD         0x00000fff
+
+/*****************************************************************************/
+#define      NICAM_ERRLOG_CTL2        0x8bc
+/* Reserved [31:28] */
+#define      FLD_ERRINTRPTTHSHLD3     0x0fff0000
+/* Reserved [15:12] */
+#define      FLD_ERRINTRPTTHSHLD2     0x00000fff
+
+/*****************************************************************************/
+#define      NICAM_ERRLOG_STS1        0x8c0
+/* Reserved [31:28] */
+#define      FLD_ERRLOG2              0x0fff0000
+/* Reserved [15:12] */
+#define      FLD_ERRLOG1              0x00000fff
+
+/*****************************************************************************/
+#define      NICAM_ERRLOG_STS2        0x8c4
+/* Reserved [31:12] */
+#define      FLD_ERRLOG3              0x00000fff
+
+/*****************************************************************************/
+#define      NICAM_STATUS             0x8c8
+/* Reserved [31:20] */
+#define      FLD_NICAM_CIB            0x000c0000
+#define      FLD_NICAM_LOCK_STAT      0x00020000
+#define      FLD_NICAM_MUTE           0x00010000
+#define      FLD_NICAMADDIT_DATA      0x0000ffe0
+#define      FLD_NICAMCNTRL           0x0000001f
+
+/*****************************************************************************/
+#define      DEMATRIX_CTL             0x8cc
+#define      FLD_AC97_IN_SHIFT        0xf0000000
+#define      FLD_I2S_IN_SHIFT         0x0f000000
+#define      FLD_DEMATRIX_SEL_CTL     0x00ff0000
+/* Reserved [15:11] */
+#define      FLD_DMTRX_BYPASS         0x00000400
+#define      FLD_DEMATRIX_MODE        0x00000300
+/* Reserved [7:6] */
+#define      FLD_PH_DBX_SEL           0x00000020
+#define      FLD_PH_CH_SEL            0x00000010
+#define      FLD_PHASE_FIX            0x0000000f
+
+/*****************************************************************************/
+#define      PATH1_CTL1               0x8d0
+/* Reserved [31:29] */
+#define      FLD_PATH1_MUTE_CTL       0x1f000000
+/* Reserved [23:22] */
+#define      FLD_PATH1_AVC_CG         0x00300000
+#define      FLD_PATH1_AVC_RT         0x000f0000
+#define      FLD_PATH1_AVC_AT         0x0000f000
+#define      FLD_PATH1_AVC_STEREO     0x00000800
+#define      FLD_PATH1_AVC_CR         0x00000700
+#define      FLD_PATH1_AVC_RMS_CON    0x000000f0
+#define      FLD_PATH1_SEL_CTL        0x0000000f
+
+/*****************************************************************************/
+#define      PATH1_VOL_CTL            0x8d4
+#define      FLD_PATH1_AVC_THRESHOLD  0x7fff0000
+#define      FLD_PATH1_BAL_LEFT       0x00008000
+#define      FLD_PATH1_BAL_LEVEL      0x00007f00
+#define      FLD_PATH1_VOLUME         0x000000ff
+
+/*****************************************************************************/
+#define      PATH1_EQ_CTL             0x8d8
+/* Reserved [31:30] */
+#define      FLD_PATH1_EQ_TREBLE_VOL  0x3f000000
+/* Reserved [23:22] */
+#define      FLD_PATH1_EQ_MID_VOL     0x003f0000
+/* Reserved [15:14] */
+#define      FLD_PATH1_EQ_BASS_VOL    0x00003f00
+/* Reserved [7:1] */
+#define      FLD_PATH1_EQ_BAND_SEL    0x00000001
+
+/*****************************************************************************/
+#define      PATH1_SC_CTL             0x8dc
+#define      FLD_PATH1_SC_THRESHOLD   0x7fff0000
+#define      FLD_PATH1_SC_RT          0x0000f000
+#define      FLD_PATH1_SC_AT          0x00000f00
+#define      FLD_PATH1_SC_STEREO      0x00000080
+#define      FLD_PATH1_SC_CR          0x00000070
+#define      FLD_PATH1_SC_RMS_CON     0x0000000f
+
+/*****************************************************************************/
+#define      PATH2_CTL1               0x8e0
+/* Reserved [31:26] */
+#define      FLD_PATH2_MUTE_CTL       0x03000000
+/* Reserved [23:22] */
+#define      FLD_PATH2_AVC_CG         0x00300000
+#define      FLD_PATH2_AVC_RT         0x000f0000
+#define      FLD_PATH2_AVC_AT         0x0000f000
+#define      FLD_PATH2_AVC_STEREO     0x00000800
+#define      FLD_PATH2_AVC_CR         0x00000700
+#define      FLD_PATH2_AVC_RMS_CON    0x000000f0
+#define      FLD_PATH2_SEL_CTL        0x0000000f
+
+/*****************************************************************************/
+#define      PATH2_VOL_CTL            0x8e4
+#define      FLD_PATH2_AVC_THRESHOLD  0xffff0000
+#define      FLD_PATH2_BAL_LEFT       0x00008000
+#define      FLD_PATH2_BAL_LEVEL      0x00007f00
+#define      FLD_PATH2_VOLUME         0x000000ff
+
+/*****************************************************************************/
+#define      PATH2_EQ_CTL             0x8e8
+/* Reserved [31:30] */
+#define      FLD_PATH2_EQ_TREBLE_VOL  0x3f000000
+/* Reserved [23:22] */
+#define      FLD_PATH2_EQ_MID_VOL     0x003f0000
+/* Reserved [15:14] */
+#define      FLD_PATH2_EQ_BASS_VOL    0x00003f00
+/* Reserved [7:1] */
+#define      FLD_PATH2_EQ_BAND_SEL    0x00000001
+
+/*****************************************************************************/
+#define      PATH2_SC_CTL             0x8eC
+#define      FLD_PATH2_SC_THRESHOLD   0xffff0000
+#define      FLD_PATH2_SC_RT          0x0000f000
+#define      FLD_PATH2_SC_AT          0x00000f00
+#define      FLD_PATH2_SC_STEREO      0x00000080
+#define      FLD_PATH2_SC_CR          0x00000070
+#define      FLD_PATH2_SC_RMS_CON     0x0000000f
+
+/*****************************************************************************/
+#define      SRC_CTL                  0x8f0
+#define      FLD_SRC_STATUS           0xffffff00
+#define      FLD_FIFO_LF_EN           0x000000fc
+#define      FLD_BYPASS_LI            0x00000002
+#define      FLD_BYPASS_PF            0x00000001
+
+/*****************************************************************************/
+#define      SRC_LF_COEF              0x8f4
+#define      FLD_LOOP_FILTER_COEF2    0xffff0000
+#define      FLD_LOOP_FILTER_COEF1    0x0000ffff
+
+/*****************************************************************************/
+#define      SRC1_CTL                 0x8f8
+/* Reserved [31:28] */
+#define      FLD_SRC1_FIFO_RD_TH      0x0f000000
+/* Reserved [23:18] */
+#define      FLD_SRC1_PHASE_INC       0x0003ffff
+
+/*****************************************************************************/
+#define      SRC2_CTL                 0x8fc
+/* Reserved [31:28] */
+#define      FLD_SRC2_FIFO_RD_TH      0x0f000000
+/* Reserved [23:18] */
+#define      FLD_SRC2_PHASE_INC       0x0003ffff
+
+/*****************************************************************************/
+#define      SRC3_CTL                 0x900
+/* Reserved [31:28] */
+#define      FLD_SRC3_FIFO_RD_TH      0x0f000000
+/* Reserved [23:18] */
+#define      FLD_SRC3_PHASE_INC       0x0003ffff
+
+/*****************************************************************************/
+#define      SRC4_CTL                 0x904
+/* Reserved [31:28] */
+#define      FLD_SRC4_FIFO_RD_TH      0x0f000000
+/* Reserved [23:18] */
+#define      FLD_SRC4_PHASE_INC       0x0003ffff
+
+/*****************************************************************************/
+#define      SRC5_CTL                 0x908
+/* Reserved [31:28] */
+#define      FLD_SRC5_FIFO_RD_TH      0x0f000000
+/* Reserved [23:18] */
+#define      FLD_SRC5_PHASE_INC       0x0003ffff
+
+/*****************************************************************************/
+#define      SRC6_CTL                 0x90c
+/* Reserved [31:28] */
+#define      FLD_SRC6_FIFO_RD_TH      0x0f000000
+/* Reserved [23:18] */
+#define      FLD_SRC6_PHASE_INC       0x0003ffff
+
+/*****************************************************************************/
+#define      BAND_OUT_SEL             0x910
+#define      FLD_SRC6_IN_SEL          0xc0000000
+#define      FLD_SRC6_CLK_SEL         0x30000000
+#define      FLD_SRC5_IN_SEL          0x0c000000
+#define      FLD_SRC5_CLK_SEL         0x03000000
+#define      FLD_SRC4_IN_SEL          0x00c00000
+#define      FLD_SRC4_CLK_SEL         0x00300000
+#define      FLD_SRC3_IN_SEL          0x000c0000
+#define      FLD_SRC3_CLK_SEL         0x00030000
+#define      FLD_BASEBAND_BYPASS_CTL  0x0000ff00
+#define      FLD_AC97_SRC_SEL         0x000000c0
+#define      FLD_I2S_SRC_SEL          0x00000030
+#define      FLD_PARALLEL2_SRC_SEL    0x0000000c
+#define      FLD_PARALLEL1_SRC_SEL    0x00000003
+
+/*****************************************************************************/
+#define      I2S_IN_CTL               0x914
+/* Reserved [31:11] */
+#define      FLD_I2S_UP2X_BW20K       0x00000400
+#define      FLD_I2S_UP2X_BYPASS      0x00000200
+#define      FLD_I2S_IN_MASTER_MODE   0x00000100
+#define      FLD_I2S_IN_SONY_MODE     0x00000080
+#define      FLD_I2S_IN_RIGHT_JUST    0x00000040
+#define      FLD_I2S_IN_WS_SEL        0x00000020
+#define      FLD_I2S_IN_BCN_DEL       0x0000001f
+
+/*****************************************************************************/
+#define      I2S_OUT_CTL              0x918
+/* Reserved [31:17] */
+#define      FLD_I2S_OUT_SOFT_RESET_EN  0x00010000
+/* Reserved [15:9] */
+#define      FLD_I2S_OUT_MASTER_MODE  0x00000100
+#define      FLD_I2S_OUT_SONY_MODE    0x00000080
+#define      FLD_I2S_OUT_RIGHT_JUST   0x00000040
+#define      FLD_I2S_OUT_WS_SEL       0x00000020
+#define      FLD_I2S_OUT_BCN_DEL      0x0000001f
+
+/*****************************************************************************/
+#define      AC97_CTL                 0x91c
+/* Reserved [31:26] */
+#define      FLD_AC97_UP2X_BW20K      0x02000000
+#define      FLD_AC97_UP2X_BYPASS     0x01000000
+/* Reserved [23:17] */
+#define      FLD_AC97_RST_ACL         0x00010000
+/* Reserved [15:9] */
+#define      FLD_AC97_WAKE_UP_SYNC    0x00000100
+/* Reserved [7:1] */
+#define      FLD_AC97_SHUTDOWN        0x00000001
+
+/* Cx231xx redefine */
+#define      QPSK_IAGC_CTL1  		0x94c
+#define      QPSK_IAGC_CTL2  		0x950
+#define      QPSK_FEPR_FREQ  		0x954
+#define      QPSK_BTL_CTL1  		0x958
+#define      QPSK_BTL_CTL2  		0x95c
+#define      QPSK_CTL_CTL1  		0x960
+#define      QPSK_CTL_CTL2  		0x964
+#define      QPSK_MF_FAGC_CTL 		0x968
+#define      QPSK_EQ_CTL  		0x96c
+#define      QPSK_LOCK_CTL  		0x970
+
+/*****************************************************************************/
+#define      FM1_DFT_CTL              0x9a8
+#define      FLD_FM1_DFT_THRESHOLD    0xffff0000
+/* Reserved [15:8] */
+#define      FLD_FM1_DFT_CMP_CTL      0x00000080
+#define      FLD_FM1_DFT_AVG          0x00000070
+/* Reserved [3:1] */
+#define      FLD_FM1_DFT_START        0x00000001
+
+/*****************************************************************************/
+#define      FM1_DFT_STATUS           0x9ac
+#define      FLD_FM1_DFT_DONE         0x80000000
+/* Reserved [30:19] */
+#define      FLD_FM_DFT_TH_CMP        0x00040000
+#define      FLD_FM1_DFT              0x0003ffff
+
+/*****************************************************************************/
+#define      FM2_DFT_CTL              0x9b0
+#define      FLD_FM2_DFT_THRESHOLD    0xffff0000
+/* Reserved [15:8] */
+#define      FLD_FM2_DFT_CMP_CTL      0x00000080
+#define      FLD_FM2_DFT_AVG          0x00000070
+/* Reserved [3:1] */
+#define      FLD_FM2_DFT_START        0x00000001
+
+/*****************************************************************************/
+#define      FM2_DFT_STATUS           0x9b4
+#define      FLD_FM2_DFT_DONE         0x80000000
+/* Reserved [30:19] */
+#define      FLD_FM2_DFT_TH_CMP_STAT  0x00040000
+#define      FLD_FM2_DFT              0x0003ffff
+
+/*****************************************************************************/
+/* Cx231xx redefine */
+#define      AAGC_STATUS_REG          0x9b8
+#define      AAGC_STATUS              0x9b8
+/* Reserved [31:27] */
+#define      FLD_FM2_DAGC_OUT         0x07000000
+/* Reserved [23:19] */
+#define      FLD_FM1_DAGC_OUT         0x00070000
+/* Reserved [15:6] */
+#define      FLD_AFE_VGA_OUT          0x0000003f
+
+/*****************************************************************************/
+#define      MTS_GAIN_STATUS          0x9bc
+/* Reserved [31:14] */
+#define      FLD_MTS_GAIN             0x00003fff
+
+#define      RDS_OUT                  0x9c0
+#define      FLD_RDS_Q                0xffff0000
+#define      FLD_RDS_I                0x0000ffff
+
+/*****************************************************************************/
+#define      AUTOCONFIG_REG           0x9c4
+/* Reserved [31:4] */
+#define      FLD_AUTOCONFIG_MODE      0x0000000f
+
+#define      FM_AFC                   0x9c8
+#define      FLD_FM2_AFC              0xffff0000
+#define      FLD_FM1_AFC              0x0000ffff
+
+/*****************************************************************************/
+/* Cx231xx redefine */
+#define      NEW_SPARE                0x9cc
+#define      NEW_SPARE_REG            0x9cc
+
+/*****************************************************************************/
+#define      DBX_ADJ                  0x9d0
+/* Reserved [31:28] */
+#define      FLD_DBX2_ADJ             0x0fff0000
+/* Reserved [15:12] */
+#define      FLD_DBX1_ADJ             0x00000fff
+
+#define      VID_FMT_AUTO              0
+#define      VID_FMT_NTSC_M            1
+#define      VID_FMT_NTSC_J            2
+#define      VID_FMT_NTSC_443          3
+#define      VID_FMT_PAL_BDGHI         4
+#define      VID_FMT_PAL_M             5
+#define      VID_FMT_PAL_N             6
+#define      VID_FMT_PAL_NC            7
+#define      VID_FMT_PAL_60            8
+#define      VID_FMT_SECAM             12
+#define      VID_FMT_SECAM_60          13
+
+#define      INPUT_MODE_CVBS_0         0       /* INPUT_MODE_VALUE(0) */
+#define      INPUT_MODE_YC_1           1       /* INPUT_MODE_VALUE(1) */
+#define      INPUT_MODE_YC2_2          2       /* INPUT_MODE_VALUE(2) */
+#define      INPUT_MODE_YUV_3          3       /* INPUT_MODE_VALUE(3) */
+
+#define      LUMA_LPF_LOW_BANDPASS     0       /* 0.6Mhz LPF BW */
+#define      LUMA_LPF_MEDIUM_BANDPASS  1       /* 1.0Mhz LPF BW */
+#define      LUMA_LPF_HIGH_BANDPASS    2       /* 1.5Mhz LPF BW */
+
+#define      UV_LPF_LOW_BANDPASS       0       /* 0.6Mhz LPF BW */
+#define      UV_LPF_MEDIUM_BANDPASS    1       /* 1.0Mhz LPF BW */
+#define      UV_LPF_HIGH_BANDPASS      2       /* 1.5Mhz LPF BW */
+
+#define      TWO_TAP_FILT              0
+#define      THREE_TAP_FILT            1
+#define      FOUR_TAP_FILT             2
+#define      FIVE_TAP_FILT             3
+
+#define      AUD_CHAN_SRC_PARALLEL     0
+#define      AUD_CHAN_SRC_I2S_INPUT    1
+#define      AUD_CHAN_SRC_FLATIRON     2
+#define      AUD_CHAN_SRC_PARALLEL3    3
+
+#define      OUT_MODE_601              0
+#define      OUT_MODE_656              1
+#define      OUT_MODE_VIP11            2
+#define      OUT_MODE_VIP20            3
+
+#define      PHASE_INC_49MHZ          0x0df22
+#define      PHASE_INC_56MHZ          0x0fa5b
+#define      PHASE_INC_28MHZ          0x010000
+
+#endif
diff --git a/linux/drivers/media/video/cx231xx/cx231xx-vbi.c b/linux/drivers/media/video/cx231xx/cx231xx-vbi.c
new file mode 100644
index 000000000..9080d1755
--- /dev/null
+++ b/linux/drivers/media/video/cx231xx/cx231xx-vbi.c
@@ -0,0 +1,715 @@
+/*
+   cx231xx_vbi.c - driver for Conexant Cx23100/101/102 USB video capture devices
+
+   Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
+	Based on cx88 driver
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/bitmap.h>
+#include <linux/usb.h>
+#include <linux/i2c.h>
+#include <linux/version.h>
+#include <linux/mm.h>
+#include <linux/mutex.h>
+
+#include <media/v4l2-common.h>
+#include <media/v4l2-ioctl.h>
+#include <media/v4l2-chip-ident.h>
+#include <media/msp3400.h>
+#include <media/tuner.h>
+
+#include "cx231xx.h"
+#include "cx231xx-vbi.h"
+
+static inline void print_err_status(struct cx231xx *dev, int packet, int status)
+{
+	char *errmsg = "Unknown";
+
+	switch (status) {
+	case -ENOENT:
+		errmsg = "unlinked synchronuously";
+		break;
+	case -ECONNRESET:
+		errmsg = "unlinked asynchronuously";
+		break;
+	case -ENOSR:
+		errmsg = "Buffer error (overrun)";
+		break;
+	case -EPIPE:
+		errmsg = "Stalled (device not responding)";
+		break;
+	case -EOVERFLOW:
+		errmsg = "Babble (bad cable?)";
+		break;
+	case -EPROTO:
+		errmsg = "Bit-stuff error (bad cable?)";
+		break;
+	case -EILSEQ:
+		errmsg = "CRC/Timeout (could be anything)";
+		break;
+	case -ETIME:
+		errmsg = "Device does not respond";
+		break;
+	}
+	if (packet < 0) {
+		cx231xx_err(DRIVER_NAME "URB status %d [%s].\n", status,
+			    errmsg);
+	} else {
+		cx231xx_err(DRIVER_NAME "URB packet %d, status %d [%s].\n",
+			    packet, status, errmsg);
+	}
+}
+
+/*
+ * Controls the isoc copy of each urb packet
+ */
+static inline int cx231xx_isoc_vbi_copy(struct cx231xx *dev, struct urb *urb)
+{
+	struct cx231xx_buffer *buf;
+	struct cx231xx_dmaqueue *dma_q = urb->context;
+	int rc = 1;
+	unsigned char *p_buffer;
+	u32 bytes_parsed = 0, buffer_size = 0;
+	u8 sav_eav = 0;
+
+	if (!dev)
+		return 0;
+
+	if ((dev->state & DEV_DISCONNECTED) || (dev->state & DEV_MISCONFIGURED))
+		return 0;
+
+	if (urb->status < 0) {
+		print_err_status(dev, -1, urb->status);
+		if (urb->status == -ENOENT)
+			return 0;
+	}
+
+	buf = dev->vbi_mode.isoc_ctl.buf;
+
+	/* get buffer pointer and length */
+	p_buffer = urb->transfer_buffer;
+	buffer_size = urb->actual_length;
+
+	if (buffer_size > 0) {
+		bytes_parsed = 0;
+
+		if (dma_q->is_partial_line) {
+			/* Handle the case where we were working on a partial
+			   line */
+			sav_eav = dma_q->last_sav;
+		} else {
+			/* Check for a SAV/EAV overlapping the
+			   buffer boundary */
+
+			sav_eav = cx231xx_find_boundary_SAV_EAV(p_buffer,
+							  dma_q->partial_buf,
+							  &bytes_parsed);
+		}
+
+		sav_eav &= 0xF0;
+		/* Get the first line if we have some portion of an SAV/EAV from
+		   the last buffer or a partial line */
+		if (sav_eav) {
+			bytes_parsed += cx231xx_get_vbi_line(dev, dma_q,
+				sav_eav,		       /* SAV/EAV */
+				p_buffer + bytes_parsed,       /* p_buffer */
+				buffer_size - bytes_parsed);   /* buffer size */
+		}
+
+		/* Now parse data that is completely in this buffer */
+		dma_q->is_partial_line = 0;
+
+		while (bytes_parsed < buffer_size) {
+			u32 bytes_used = 0;
+
+			sav_eav = cx231xx_find_next_SAV_EAV(
+				p_buffer + bytes_parsed,	/* p_buffer */
+				buffer_size - bytes_parsed, /* buffer size */
+				&bytes_used);	/* bytes used to get SAV/EAV */
+
+			bytes_parsed += bytes_used;
+
+			sav_eav &= 0xF0;
+			if (sav_eav && (bytes_parsed < buffer_size)) {
+				bytes_parsed += cx231xx_get_vbi_line(dev,
+					dma_q, sav_eav,	/* SAV/EAV */
+					p_buffer+bytes_parsed, /* p_buffer */
+					buffer_size-bytes_parsed);/*buf size*/
+			}
+		}
+
+		/* Save the last four bytes of the buffer so we can
+		check the buffer boundary condition next time */
+		memcpy(dma_q->partial_buf, p_buffer + buffer_size - 4, 4);
+		bytes_parsed = 0;
+	}
+
+	return rc;
+}
+
+/* ------------------------------------------------------------------
+	Vbi buf operations
+   ------------------------------------------------------------------*/
+
+static int
+vbi_buffer_setup(struct videobuf_queue *vq, unsigned int *count,
+		 unsigned int *size)
+{
+	struct cx231xx_fh *fh = vq->priv_data;
+	struct cx231xx *dev = fh->dev;
+	u32 height = 0;
+
+	height = ((dev->norm & V4L2_STD_625_50) ?
+		  PAL_VBI_LINES : NTSC_VBI_LINES);
+
+	*size = (dev->width * height * 2);
+	if (0 == *count)
+		*count = CX231XX_DEF_VBI_BUF;
+
+	if (*count < CX231XX_MIN_BUF)
+		*count = CX231XX_MIN_BUF;
+
+	/* call VBI setup if required */
+	/* cx231xx_i2c_call_clients(&dev->i2c_bus[1], VIDIOC_S_FREQUENCY, &f);
+	 */
+
+	return 0;
+}
+
+/* This is called *without* dev->slock held; please keep it that way */
+static void free_buffer(struct videobuf_queue *vq, struct cx231xx_buffer *buf)
+{
+	struct cx231xx_fh *fh = vq->priv_data;
+	struct cx231xx *dev = fh->dev;
+	unsigned long flags = 0;
+	if (in_interrupt())
+		BUG();
+
+	/* We used to wait for the buffer to finish here, but this didn't work
+	   because, as we were keeping the state as VIDEOBUF_QUEUED,
+	   videobuf_queue_cancel marked it as finished for us.
+	   (Also, it could wedge forever if the hardware was misconfigured.)
+
+	   This should be safe; by the time we get here, the buffer isn't
+	   queued anymore. If we ever start marking the buffers as
+	   VIDEOBUF_ACTIVE, it won't be, though.
+	 */
+	spin_lock_irqsave(&dev->vbi_mode.slock, flags);
+	if (dev->vbi_mode.isoc_ctl.buf == buf)
+		dev->vbi_mode.isoc_ctl.buf = NULL;
+	spin_unlock_irqrestore(&dev->vbi_mode.slock, flags);
+
+	videobuf_vmalloc_free(&buf->vb);
+	buf->vb.state = VIDEOBUF_NEEDS_INIT;
+}
+
+static int
+vbi_buffer_prepare(struct videobuf_queue *vq, struct videobuf_buffer *vb,
+		   enum v4l2_field field)
+{
+	struct cx231xx_fh *fh = vq->priv_data;
+	struct cx231xx_buffer *buf =
+	    container_of(vb, struct cx231xx_buffer, vb);
+	struct cx231xx *dev = fh->dev;
+	int rc = 0, urb_init = 0;
+	u32 height = 0;
+
+	height = ((dev->norm & V4L2_STD_625_50) ?
+		  PAL_VBI_LINES : NTSC_VBI_LINES);
+	buf->vb.size = ((dev->width << 1) * height);
+
+	if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size)
+		return -EINVAL;
+
+	buf->vb.width = dev->width;
+	buf->vb.height = height;
+	buf->vb.field = field;
+	buf->vb.field = V4L2_FIELD_SEQ_TB;
+
+	if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
+		rc = videobuf_iolock(vq, &buf->vb, NULL);
+		if (rc < 0)
+			goto fail;
+	}
+
+	if (!dev->vbi_mode.isoc_ctl.num_bufs)
+		urb_init = 1;
+
+	if (urb_init) {
+		rc = cx231xx_init_vbi_isoc(dev, CX231XX_NUM_VBI_PACKETS,
+					   CX231XX_NUM_VBI_BUFS,
+					   dev->vbi_mode.alt_max_pkt_size[0],
+					   cx231xx_isoc_vbi_copy);
+		if (rc < 0)
+			goto fail;
+	}
+
+	buf->vb.state = VIDEOBUF_PREPARED;
+	return 0;
+
+fail:
+	free_buffer(vq, buf);
+	return rc;
+}
+
+static void
+vbi_buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
+{
+	struct cx231xx_buffer *buf =
+	    container_of(vb, struct cx231xx_buffer, vb);
+	struct cx231xx_fh *fh = vq->priv_data;
+	struct cx231xx *dev = fh->dev;
+	struct cx231xx_dmaqueue *vidq = &dev->vbi_mode.vidq;
+
+	buf->vb.state = VIDEOBUF_QUEUED;
+	list_add_tail(&buf->vb.queue, &vidq->active);
+
+}
+
+static void vbi_buffer_release(struct videobuf_queue *vq,
+			       struct videobuf_buffer *vb)
+{
+	struct cx231xx_buffer *buf =
+	    container_of(vb, struct cx231xx_buffer, vb);
+
+#if 0
+	   struct cx231xx_fh       *fh   = vq->priv_data;
+	   struct cx231xx          *dev  = (struct cx231xx *)fh->dev;
+
+	   cx231xx_info(DRIVER_NAME "cx231xx: called vbi_buffer_release\n");
+#endif
+
+	free_buffer(vq, buf);
+}
+
+struct videobuf_queue_ops cx231xx_vbi_qops = {
+	.buf_setup   = vbi_buffer_setup,
+	.buf_prepare = vbi_buffer_prepare,
+	.buf_queue   = vbi_buffer_queue,
+	.buf_release = vbi_buffer_release,
+};
+
+/* ------------------------------------------------------------------
+	URB control
+   ------------------------------------------------------------------*/
+
+/*
+ * IRQ callback, called by URB callback
+ */
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)
+static void cx231xx_irq_vbi_callback(struct urb *urb, struct pt_regs *regs)
+#else
+static void cx231xx_irq_vbi_callback(struct urb *urb)
+#endif
+{
+	struct cx231xx_dmaqueue *dma_q = urb->context;
+	struct cx231xx_video_mode *vmode =
+	    container_of(dma_q, struct cx231xx_video_mode, vidq);
+	struct cx231xx *dev = container_of(vmode, struct cx231xx, vbi_mode);
+	int rc;
+
+	switch (urb->status) {
+	case 0:		/* success */
+	case -ETIMEDOUT:	/* NAK */
+		break;
+	case -ECONNRESET:	/* kill */
+	case -ENOENT:
+	case -ESHUTDOWN:
+		return;
+	default:		/* error */
+		cx231xx_err(DRIVER_NAME "urb completition error %d.\n",
+			    urb->status);
+		break;
+	}
+
+	/* Copy data from URB */
+	spin_lock(&dev->vbi_mode.slock);
+	rc = dev->vbi_mode.isoc_ctl.isoc_copy(dev, urb);
+	spin_unlock(&dev->vbi_mode.slock);
+
+	/* Reset status */
+	urb->status = 0;
+
+	urb->status = usb_submit_urb(urb, GFP_ATOMIC);
+	if (urb->status) {
+		cx231xx_err(DRIVER_NAME "urb resubmit failed (error=%i)\n",
+			    urb->status);
+	}
+}
+
+/*
+ * Stop and Deallocate URBs
+ */
+void cx231xx_uninit_vbi_isoc(struct cx231xx *dev)
+{
+	struct urb *urb;
+	int i;
+
+	cx231xx_info(DRIVER_NAME "cx231xx: called cx231xx_uninit_vbi_isoc\n");
+
+	dev->vbi_mode.isoc_ctl.nfields = -1;
+	for (i = 0; i < dev->vbi_mode.isoc_ctl.num_bufs; i++) {
+		urb = dev->vbi_mode.isoc_ctl.urb[i];
+		if (urb) {
+			if (!irqs_disabled())
+				usb_kill_urb(urb);
+			else
+				usb_unlink_urb(urb);
+
+			if (dev->vbi_mode.isoc_ctl.transfer_buffer[i]) {
+
+				kfree(dev->vbi_mode.isoc_ctl.
+				      transfer_buffer[i]);
+				dev->vbi_mode.isoc_ctl.transfer_buffer[i] =
+				    NULL;
+			}
+			usb_free_urb(urb);
+			dev->vbi_mode.isoc_ctl.urb[i] = NULL;
+		}
+		dev->vbi_mode.isoc_ctl.transfer_buffer[i] = NULL;
+	}
+
+	kfree(dev->vbi_mode.isoc_ctl.urb);
+	kfree(dev->vbi_mode.isoc_ctl.transfer_buffer);
+
+	dev->vbi_mode.isoc_ctl.urb = NULL;
+	dev->vbi_mode.isoc_ctl.transfer_buffer = NULL;
+	dev->vbi_mode.isoc_ctl.num_bufs = 0;
+
+	cx231xx_capture_start(dev, 0, Vbi);
+}
+EXPORT_SYMBOL_GPL(cx231xx_uninit_vbi_isoc);
+
+/*
+ * Allocate URBs and start IRQ
+ */
+int cx231xx_init_vbi_isoc(struct cx231xx *dev, int max_packets,
+			  int num_bufs, int max_pkt_size,
+			  int (*isoc_copy) (struct cx231xx *dev,
+					    struct urb *urb))
+{
+	struct cx231xx_dmaqueue *dma_q = &dev->vbi_mode.vidq;
+	int i;
+	int sb_size, pipe;
+	struct urb *urb;
+	int rc;
+
+	cx231xx_info(DRIVER_NAME "cx231xx: called cx231xx_prepare_isoc\n");
+
+	/* De-allocates all pending stuff */
+	cx231xx_uninit_vbi_isoc(dev);
+
+	/* clear if any halt */
+	usb_clear_halt(dev->udev,
+		       usb_rcvbulkpipe(dev->udev,
+				       dev->vbi_mode.end_point_addr));
+
+	dev->vbi_mode.isoc_ctl.isoc_copy = isoc_copy;
+	dev->vbi_mode.isoc_ctl.num_bufs = num_bufs;
+	dma_q->pos = 0;
+	dma_q->is_partial_line = 0;
+	dma_q->last_sav = 0;
+	dma_q->current_field = -1;
+	dma_q->bytes_left_in_line = dev->width << 1;
+	dma_q->lines_per_field = ((dev->norm & V4L2_STD_625_50) ?
+				  PAL_VBI_LINES : NTSC_VBI_LINES);
+	dma_q->lines_completed = 0;
+	for (i = 0; i < 8; i++)
+		dma_q->partial_buf[i] = 0;
+
+	dev->vbi_mode.isoc_ctl.urb = kzalloc(sizeof(void *) * num_bufs,
+					     GFP_KERNEL);
+	if (!dev->vbi_mode.isoc_ctl.urb) {
+		cx231xx_errdev("cannot alloc memory for usb buffers\n");
+		return -ENOMEM;
+	}
+
+	dev->vbi_mode.isoc_ctl.transfer_buffer =
+	    kzalloc(sizeof(void *) * num_bufs, GFP_KERNEL);
+	if (!dev->vbi_mode.isoc_ctl.transfer_buffer) {
+		cx231xx_errdev("cannot allocate memory for usbtransfer\n");
+		kfree(dev->vbi_mode.isoc_ctl.urb);
+		return -ENOMEM;
+	}
+
+	dev->vbi_mode.isoc_ctl.max_pkt_size = max_pkt_size;
+	dev->vbi_mode.isoc_ctl.buf = NULL;
+
+	sb_size = max_packets * dev->vbi_mode.isoc_ctl.max_pkt_size;
+
+	/* allocate urbs and transfer buffers */
+	for (i = 0; i < dev->vbi_mode.isoc_ctl.num_bufs; i++) {
+
+		urb = usb_alloc_urb(0, GFP_KERNEL);
+		if (!urb) {
+			cx231xx_err(DRIVER_NAME
+				    ": cannot alloc isoc_ctl.urb %i\n", i);
+			cx231xx_uninit_vbi_isoc(dev);
+			return -ENOMEM;
+		}
+		dev->vbi_mode.isoc_ctl.urb[i] = urb;
+		urb->transfer_flags = 0;
+
+		dev->vbi_mode.isoc_ctl.transfer_buffer[i] =
+		    kzalloc(sb_size, GFP_KERNEL);
+		if (!dev->vbi_mode.isoc_ctl.transfer_buffer[i]) {
+			cx231xx_err(DRIVER_NAME
+				    ": unable to allocate %i bytes for transfer"
+				    " buffer %i%s\n", sb_size, i,
+				    in_interrupt() ? " while in int" : "");
+			cx231xx_uninit_vbi_isoc(dev);
+			return -ENOMEM;
+		}
+
+		pipe = usb_rcvbulkpipe(dev->udev, dev->vbi_mode.end_point_addr);
+		usb_fill_bulk_urb(urb, dev->udev, pipe,
+				  dev->vbi_mode.isoc_ctl.transfer_buffer[i],
+				  sb_size, cx231xx_irq_vbi_callback, dma_q);
+	}
+
+	init_waitqueue_head(&dma_q->wq);
+
+	/* submit urbs and enables IRQ */
+	for (i = 0; i < dev->vbi_mode.isoc_ctl.num_bufs; i++) {
+		rc = usb_submit_urb(dev->vbi_mode.isoc_ctl.urb[i], GFP_ATOMIC);
+		if (rc) {
+			cx231xx_err(DRIVER_NAME
+				    ": submit of urb %i failed (error=%i)\n", i,
+				    rc);
+			cx231xx_uninit_vbi_isoc(dev);
+			return rc;
+		}
+	}
+
+	cx231xx_capture_start(dev, 1, Vbi);
+
+	return 0;
+}
+EXPORT_SYMBOL_GPL(cx231xx_init_vbi_isoc);
+
+u32 cx231xx_get_vbi_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
+			 u8 sav_eav, u8 *p_buffer, u32 buffer_size)
+{
+	u32 bytes_copied = 0;
+	int current_field = -1;
+
+	switch (sav_eav) {
+
+	case SAV_VBI_FIELD1:
+		current_field = 1;
+		break;
+
+	case SAV_VBI_FIELD2:
+		current_field = 2;
+		break;
+	default:
+		break;
+	}
+
+	if (current_field < 0)
+		return bytes_copied;
+
+	dma_q->last_sav = sav_eav;
+
+	bytes_copied =
+	    cx231xx_copy_vbi_line(dev, dma_q, p_buffer, buffer_size,
+				  current_field);
+
+	return bytes_copied;
+}
+
+/*
+ * Announces that a buffer were filled and request the next
+ */
+static inline void vbi_buffer_filled(struct cx231xx *dev,
+				     struct cx231xx_dmaqueue *dma_q,
+				     struct cx231xx_buffer *buf)
+{
+	/* Advice that buffer was filled */
+	/* cx231xx_info(DRIVER_NAME "[%p/%d] wakeup\n", buf, buf->vb.i); */
+
+	buf->vb.state = VIDEOBUF_DONE;
+	buf->vb.field_count++;
+	do_gettimeofday(&buf->vb.ts);
+
+	dev->vbi_mode.isoc_ctl.buf = NULL;
+
+	list_del(&buf->vb.queue);
+	wake_up(&buf->vb.done);
+}
+
+u32 cx231xx_copy_vbi_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
+			  u8 *p_line, u32 length, int field_number)
+{
+	u32 bytes_to_copy;
+	struct cx231xx_buffer *buf;
+	u32 _line_size = dev->width * 2;
+
+	if (dma_q->current_field != field_number)
+		cx231xx_reset_vbi_buffer(dev, dma_q);
+
+	/* get the buffer pointer */
+	buf = dev->vbi_mode.isoc_ctl.buf;
+
+	/* Remember the field number for next time */
+	dma_q->current_field = field_number;
+
+	bytes_to_copy = dma_q->bytes_left_in_line;
+	if (bytes_to_copy > length)
+		bytes_to_copy = length;
+
+	if (dma_q->lines_completed >= dma_q->lines_per_field) {
+		dma_q->bytes_left_in_line -= bytes_to_copy;
+		dma_q->is_partial_line =
+		    (dma_q->bytes_left_in_line == 0) ? 0 : 1;
+		return 0;
+	}
+
+	dma_q->is_partial_line = 1;
+
+	/* If we don't have a buffer, just return the number of bytes we would
+	   have copied if we had a buffer. */
+	if (!buf) {
+		dma_q->bytes_left_in_line -= bytes_to_copy;
+		dma_q->is_partial_line =
+		    (dma_q->bytes_left_in_line == 0) ? 0 : 1;
+		return bytes_to_copy;
+	}
+
+	/* copy the data to video buffer */
+	cx231xx_do_vbi_copy(dev, dma_q, p_line, bytes_to_copy);
+
+	dma_q->pos += bytes_to_copy;
+	dma_q->bytes_left_in_line -= bytes_to_copy;
+
+	if (dma_q->bytes_left_in_line == 0) {
+
+		dma_q->bytes_left_in_line = _line_size;
+		dma_q->lines_completed++;
+		dma_q->is_partial_line = 0;
+
+		if (cx231xx_is_vbi_buffer_done(dev, dma_q) && buf) {
+
+			vbi_buffer_filled(dev, dma_q, buf);
+
+			dma_q->pos = 0;
+			buf = NULL;
+			dma_q->lines_completed = 0;
+		}
+	}
+
+	return bytes_to_copy;
+}
+
+/*
+ * video-buf generic routine to get the next available buffer
+ */
+static inline void get_next_vbi_buf(struct cx231xx_dmaqueue *dma_q,
+				    struct cx231xx_buffer **buf)
+{
+	struct cx231xx_video_mode *vmode =
+	    container_of(dma_q, struct cx231xx_video_mode, vidq);
+	struct cx231xx *dev = container_of(vmode, struct cx231xx, vbi_mode);
+	char *outp;
+
+	if (list_empty(&dma_q->active)) {
+		cx231xx_err(DRIVER_NAME ": No active queue to serve\n");
+		dev->vbi_mode.isoc_ctl.buf = NULL;
+		*buf = NULL;
+		return;
+	}
+
+	/* Get the next buffer */
+	*buf = list_entry(dma_q->active.next, struct cx231xx_buffer, vb.queue);
+
+	/* Cleans up buffer - Usefull for testing for frame/URB loss */
+	outp = videobuf_to_vmalloc(&(*buf)->vb);
+	memset(outp, 0, (*buf)->vb.size);
+
+	dev->vbi_mode.isoc_ctl.buf = *buf;
+
+	return;
+}
+
+void cx231xx_reset_vbi_buffer(struct cx231xx *dev,
+			      struct cx231xx_dmaqueue *dma_q)
+{
+	struct cx231xx_buffer *buf;
+
+	buf = dev->vbi_mode.isoc_ctl.buf;
+
+	if (buf == NULL) {
+		/* first try to get the buffer */
+		get_next_vbi_buf(dma_q, &buf);
+
+		dma_q->pos = 0;
+		dma_q->current_field = -1;
+	}
+
+	dma_q->bytes_left_in_line = dev->width << 1;
+	dma_q->lines_completed = 0;
+}
+
+int cx231xx_do_vbi_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
+			u8 *p_buffer, u32 bytes_to_copy)
+{
+	u8 *p_out_buffer = NULL;
+	u32 current_line_bytes_copied = 0;
+	struct cx231xx_buffer *buf;
+	u32 _line_size = dev->width << 1;
+	void *startwrite;
+	int offset, lencopy;
+
+	buf = dev->vbi_mode.isoc_ctl.buf;
+
+	if (buf == NULL)
+		return -EINVAL;
+
+	p_out_buffer = videobuf_to_vmalloc(&buf->vb);
+
+	if (dma_q->bytes_left_in_line != _line_size) {
+		current_line_bytes_copied =
+		    _line_size - dma_q->bytes_left_in_line;
+	}
+
+	offset = (dma_q->lines_completed * _line_size) +
+		 current_line_bytes_copied;
+
+	/* prepare destination address */
+	startwrite = p_out_buffer + offset;
+
+	lencopy = dma_q->bytes_left_in_line > bytes_to_copy ?
+		  bytes_to_copy : dma_q->bytes_left_in_line;
+
+	memcpy(startwrite, p_buffer, lencopy);
+
+	return 0;
+}
+
+u8 cx231xx_is_vbi_buffer_done(struct cx231xx *dev,
+			      struct cx231xx_dmaqueue *dma_q)
+{
+	u32 height = 0;
+
+	height = ((dev->norm & V4L2_STD_625_50) ?
+		  PAL_VBI_LINES : NTSC_VBI_LINES);
+	return (dma_q->lines_completed == height) ? 1 : 0;
+}
diff --git a/linux/drivers/media/video/cx231xx/cx231xx-vbi.h b/linux/drivers/media/video/cx231xx/cx231xx-vbi.h
new file mode 100644
index 000000000..89c7fe80b
--- /dev/null
+++ b/linux/drivers/media/video/cx231xx/cx231xx-vbi.h
@@ -0,0 +1,65 @@
+/*
+   cx231xx_vbi.h - driver for Conexant Cx23100/101/102 USB video capture devices
+
+   Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
+		Based on cx88 driver
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef _CX231XX_VBI_H
+#define _CX231XX_VBI_H
+
+extern struct videobuf_queue_ops cx231xx_vbi_qops;
+
+#define   NTSC_VBI_START_LINE 10	/* line 10 - 21 */
+#define   NTSC_VBI_END_LINE   21
+#define   NTSC_VBI_LINES	  (NTSC_VBI_END_LINE-NTSC_VBI_START_LINE+1)
+
+#define   PAL_VBI_START_LINE  6
+#define   PAL_VBI_END_LINE    23
+#define   PAL_VBI_LINES       (PAL_VBI_END_LINE-PAL_VBI_START_LINE+1)
+
+#define   VBI_STRIDE            1440
+#define   VBI_SAMPLES_PER_LINE  1440
+
+#define   CX231XX_NUM_VBI_PACKETS       4
+#define   CX231XX_NUM_VBI_BUFS          5
+
+/* stream functions */
+int cx231xx_init_vbi_isoc(struct cx231xx *dev, int max_packets,
+			  int num_bufs, int max_pkt_size,
+			  int (*isoc_copy) (struct cx231xx *dev,
+					    struct urb *urb));
+
+void cx231xx_uninit_vbi_isoc(struct cx231xx *dev);
+
+/* vbi data copy functions */
+u32 cx231xx_get_vbi_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
+			 u8 sav_eav, u8 *p_buffer, u32 buffer_size);
+
+u32 cx231xx_copy_vbi_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
+			  u8 *p_line, u32 length, int field_number);
+
+void cx231xx_reset_vbi_buffer(struct cx231xx *dev,
+			      struct cx231xx_dmaqueue *dma_q);
+
+int cx231xx_do_vbi_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
+			u8 *p_buffer, u32 bytes_to_copy);
+
+u8 cx231xx_is_vbi_buffer_done(struct cx231xx *dev,
+			      struct cx231xx_dmaqueue *dma_q);
+
+#endif
diff --git a/linux/drivers/media/video/cx231xx/cx231xx-video.c b/linux/drivers/media/video/cx231xx/cx231xx-video.c
new file mode 100644
index 000000000..6cb3ae90e
--- /dev/null
+++ b/linux/drivers/media/video/cx231xx/cx231xx-video.c
@@ -0,0 +1,2452 @@
+/*
+   cx231xx-video.c - driver for Conexant Cx23100/101/102
+		     USB video capture devices
+
+   Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
+	Based on em28xx driver
+	Based on cx23885 driver
+	Based on cx88 driver
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/bitmap.h>
+#include <linux/usb.h>
+#include <linux/i2c.h>
+#include <linux/version.h>
+#include <linux/mm.h>
+#include <linux/mutex.h>
+
+#include <media/v4l2-common.h>
+#include <media/v4l2-ioctl.h>
+#include <media/v4l2-chip-ident.h>
+#include <media/msp3400.h>
+#include <media/tuner.h>
+
+#include "dvb_frontend.h"
+
+#include "cx231xx.h"
+#include "cx231xx-vbi.h"
+
+#define CX231XX_VERSION_CODE            KERNEL_VERSION(0, 0, 1)
+
+#define DRIVER_AUTHOR   "Srinivasa Deevi <srinivasa.deevi@conexant.com>"
+#define DRIVER_DESC     "Conexant cx231xx based USB video device driver"
+
+#define cx231xx_videodbg(fmt, arg...) do {\
+	if (video_debug) \
+		printk(KERN_INFO "%s %s :"fmt, \
+			 dev->name, __func__ , ##arg); } while (0)
+
+static unsigned int isoc_debug;
+module_param(isoc_debug, int, 0644);
+MODULE_PARM_DESC(isoc_debug, "enable debug messages [isoc transfers]");
+
+#define cx231xx_isocdbg(fmt, arg...) \
+do {\
+	if (isoc_debug) { \
+		printk(KERN_INFO "%s %s :"fmt, \
+			 dev->name, __func__ , ##arg); \
+	} \
+  } while (0)
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("GPL");
+
+static unsigned int card[]     = {[0 ... (CX231XX_MAXBOARDS - 1)] = UNSET };
+static unsigned int video_nr[] = {[0 ... (CX231XX_MAXBOARDS - 1)] = UNSET };
+static unsigned int vbi_nr[]   = {[0 ... (CX231XX_MAXBOARDS - 1)] = UNSET };
+static unsigned int radio_nr[] = {[0 ... (CX231XX_MAXBOARDS - 1)] = UNSET };
+
+module_param_array(card, int, NULL, 0444);
+module_param_array(video_nr, int, NULL, 0444);
+module_param_array(vbi_nr, int, NULL, 0444);
+module_param_array(radio_nr, int, NULL, 0444);
+
+MODULE_PARM_DESC(card, "card type");
+MODULE_PARM_DESC(video_nr, "video device numbers");
+MODULE_PARM_DESC(vbi_nr, "vbi device numbers");
+MODULE_PARM_DESC(radio_nr, "radio device numbers");
+
+static unsigned int video_debug;
+module_param(video_debug, int, 0644);
+MODULE_PARM_DESC(video_debug, "enable debug messages [video]");
+
+/* supported video standards */
+static struct cx231xx_fmt format[] = {
+	{
+	 .name = "16bpp YUY2, 4:2:2, packed",
+	 .fourcc = V4L2_PIX_FMT_YUYV,
+	 .depth = 16,
+	 .reg = 0,
+	 },
+};
+
+/* supported controls */
+/* Common to all boards */
+
+/* ------------------------------------------------------------------- */
+
+static const struct v4l2_queryctrl no_ctl = {
+	.name = "42",
+	.flags = V4L2_CTRL_FLAG_DISABLED,
+};
+
+static struct cx231xx_ctrl cx231xx_ctls[] = {
+	/* --- video --- */
+	{
+		.v = {
+			.id = V4L2_CID_BRIGHTNESS,
+			.name = "Brightness",
+			.minimum = 0x00,
+			.maximum = 0xff,
+			.step = 1,
+			.default_value = 0x7f,
+			.type = V4L2_CTRL_TYPE_INTEGER,
+		},
+		.off = 128,
+		.reg = LUMA_CTRL,
+		.mask = 0x00ff,
+		.shift = 0,
+	}, {
+		.v = {
+			.id = V4L2_CID_CONTRAST,
+			.name = "Contrast",
+			.minimum = 0,
+			.maximum = 0xff,
+			.step = 1,
+			.default_value = 0x3f,
+			.type = V4L2_CTRL_TYPE_INTEGER,
+		},
+		.off = 0,
+		.reg = LUMA_CTRL,
+		.mask = 0xff00,
+		.shift = 8,
+	}, {
+		.v = {
+			.id = V4L2_CID_HUE,
+			.name = "Hue",
+			.minimum = 0,
+			.maximum = 0xff,
+			.step = 1,
+			.default_value = 0x7f,
+			.type = V4L2_CTRL_TYPE_INTEGER,
+		},
+		.off = 128,
+		.reg = CHROMA_CTRL,
+		.mask = 0xff0000,
+		.shift = 16,
+	}, {
+	/* strictly, this only describes only U saturation.
+	* V saturation is handled specially through code.
+	*/
+		.v = {
+			.id = V4L2_CID_SATURATION,
+			.name = "Saturation",
+			.minimum = 0,
+			.maximum = 0xff,
+			.step = 1,
+			.default_value = 0x7f,
+			.type = V4L2_CTRL_TYPE_INTEGER,
+		},
+		.off = 0,
+		.reg = CHROMA_CTRL,
+		.mask = 0x00ff,
+		.shift = 0,
+	}, {
+		/* --- audio --- */
+		.v = {
+			.id = V4L2_CID_AUDIO_MUTE,
+			.name = "Mute",
+			.minimum = 0,
+			.maximum = 1,
+			.default_value = 1,
+			.type = V4L2_CTRL_TYPE_BOOLEAN,
+		},
+		.reg = PATH1_CTL1,
+		.mask = (0x1f << 24),
+		.shift = 24,
+	}, {
+		.v = {
+			.id = V4L2_CID_AUDIO_VOLUME,
+			.name = "Volume",
+			.minimum = 0,
+			.maximum = 0x3f,
+			.step = 1,
+			.default_value = 0x3f,
+			.type = V4L2_CTRL_TYPE_INTEGER,
+		},
+		.reg = PATH1_VOL_CTL,
+		.mask = 0xff,
+		.shift = 0,
+	}
+};
+static const int CX231XX_CTLS = ARRAY_SIZE(cx231xx_ctls);
+
+static const u32 cx231xx_user_ctrls[] = {
+	V4L2_CID_USER_CLASS,
+	V4L2_CID_BRIGHTNESS,
+	V4L2_CID_CONTRAST,
+	V4L2_CID_SATURATION,
+	V4L2_CID_HUE,
+	V4L2_CID_AUDIO_VOLUME,
+#if 0				/* Keep */
+	V4L2_CID_AUDIO_BALANCE,
+#endif
+	V4L2_CID_AUDIO_MUTE,
+	0
+};
+
+static const u32 *ctrl_classes[] = {
+	cx231xx_user_ctrls,
+	NULL
+};
+
+/* ------------------------------------------------------------------
+	Video buffer and parser functions
+   ------------------------------------------------------------------*/
+
+/*
+ * Announces that a buffer were filled and request the next
+ */
+static inline void buffer_filled(struct cx231xx *dev,
+				 struct cx231xx_dmaqueue *dma_q,
+				 struct cx231xx_buffer *buf)
+{
+	/* Advice that buffer was filled */
+	cx231xx_isocdbg("[%p/%d] wakeup\n", buf, buf->vb.i);
+	buf->vb.state = VIDEOBUF_DONE;
+	buf->vb.field_count++;
+	do_gettimeofday(&buf->vb.ts);
+
+	dev->video_mode.isoc_ctl.buf = NULL;
+
+	list_del(&buf->vb.queue);
+	wake_up(&buf->vb.done);
+}
+
+static inline void print_err_status(struct cx231xx *dev, int packet, int status)
+{
+	char *errmsg = "Unknown";
+
+	switch (status) {
+	case -ENOENT:
+		errmsg = "unlinked synchronuously";
+		break;
+	case -ECONNRESET:
+		errmsg = "unlinked asynchronuously";
+		break;
+	case -ENOSR:
+		errmsg = "Buffer error (overrun)";
+		break;
+	case -EPIPE:
+		errmsg = "Stalled (device not responding)";
+		break;
+	case -EOVERFLOW:
+		errmsg = "Babble (bad cable?)";
+		break;
+	case -EPROTO:
+		errmsg = "Bit-stuff error (bad cable?)";
+		break;
+	case -EILSEQ:
+		errmsg = "CRC/Timeout (could be anything)";
+		break;
+	case -ETIME:
+		errmsg = "Device does not respond";
+		break;
+	}
+	if (packet < 0) {
+		cx231xx_isocdbg("URB status %d [%s].\n", status, errmsg);
+	} else {
+		cx231xx_isocdbg("URB packet %d, status %d [%s].\n",
+				packet, status, errmsg);
+	}
+}
+
+/*
+ * video-buf generic routine to get the next available buffer
+ */
+static inline void get_next_buf(struct cx231xx_dmaqueue *dma_q,
+				struct cx231xx_buffer **buf)
+{
+	struct cx231xx_video_mode *vmode =
+	    container_of(dma_q, struct cx231xx_video_mode, vidq);
+	struct cx231xx *dev = container_of(vmode, struct cx231xx, video_mode);
+
+	char *outp;
+
+	if (list_empty(&dma_q->active)) {
+		cx231xx_isocdbg("No active queue to serve\n");
+		dev->video_mode.isoc_ctl.buf = NULL;
+		*buf = NULL;
+		return;
+	}
+
+	/* Get the next buffer */
+	*buf = list_entry(dma_q->active.next, struct cx231xx_buffer, vb.queue);
+
+	/* Cleans up buffer - Usefull for testing for frame/URB loss */
+	outp = videobuf_to_vmalloc(&(*buf)->vb);
+	memset(outp, 0, (*buf)->vb.size);
+
+	dev->video_mode.isoc_ctl.buf = *buf;
+
+	return;
+}
+
+/*
+ * Controls the isoc copy of each urb packet
+ */
+static inline int cx231xx_isoc_copy(struct cx231xx *dev, struct urb *urb)
+{
+	struct cx231xx_buffer *buf;
+	struct cx231xx_dmaqueue *dma_q = urb->context;
+	unsigned char *outp = NULL;
+	int i, rc = 1;
+	unsigned char *p_buffer;
+	u32 bytes_parsed = 0, buffer_size = 0;
+	u8 sav_eav = 0;
+
+	if (!dev)
+		return 0;
+
+	if ((dev->state & DEV_DISCONNECTED) || (dev->state & DEV_MISCONFIGURED))
+		return 0;
+
+	if (urb->status < 0) {
+		print_err_status(dev, -1, urb->status);
+		if (urb->status == -ENOENT)
+			return 0;
+	}
+
+	buf = dev->video_mode.isoc_ctl.buf;
+	if (buf != NULL)
+		outp = videobuf_to_vmalloc(&buf->vb);
+
+	for (i = 0; i < urb->number_of_packets; i++) {
+		int status = urb->iso_frame_desc[i].status;
+
+		if (status < 0) {
+			print_err_status(dev, i, status);
+			if (urb->iso_frame_desc[i].status != -EPROTO)
+				continue;
+		}
+
+		if (urb->iso_frame_desc[i].actual_length <= 0) {
+			/* cx231xx_isocdbg("packet %d is empty",i); - spammy */
+			continue;
+		}
+		if (urb->iso_frame_desc[i].actual_length >
+		    dev->video_mode.max_pkt_size) {
+			cx231xx_isocdbg("packet bigger than packet size");
+			continue;
+		}
+
+		/*  get buffer pointer and length */
+		p_buffer = urb->transfer_buffer + urb->iso_frame_desc[i].offset;
+		buffer_size = urb->iso_frame_desc[i].actual_length;
+		bytes_parsed = 0;
+
+		if (dma_q->is_partial_line) {
+			/* Handle the case of a partial line */
+			sav_eav = dma_q->last_sav;
+		} else {
+			/* Check for a SAV/EAV overlapping
+				the buffer boundary */
+			sav_eav =
+			    cx231xx_find_boundary_SAV_EAV(p_buffer,
+							  dma_q->partial_buf,
+							  &bytes_parsed);
+		}
+
+		sav_eav &= 0xF0;
+		/* Get the first line if we have some portion of an SAV/EAV from
+		   the last buffer or a partial line  */
+		if (sav_eav) {
+			bytes_parsed += cx231xx_get_video_line(dev, dma_q,
+				sav_eav,	/* SAV/EAV */
+				p_buffer + bytes_parsed,	/* p_buffer */
+				buffer_size - bytes_parsed);/* buf size */
+		}
+
+		/* Now parse data that is completely in this buffer */
+		/* dma_q->is_partial_line = 0;  */
+
+		while (bytes_parsed < buffer_size) {
+			u32 bytes_used = 0;
+
+			sav_eav = cx231xx_find_next_SAV_EAV(
+				p_buffer + bytes_parsed,	/* p_buffer */
+				buffer_size - bytes_parsed,	/* buf size */
+				&bytes_used);/* bytes used to get SAV/EAV */
+
+			bytes_parsed += bytes_used;
+
+			sav_eav &= 0xF0;
+			if (sav_eav && (bytes_parsed < buffer_size)) {
+				bytes_parsed += cx231xx_get_video_line(dev,
+					dma_q, sav_eav,	/* SAV/EAV */
+					p_buffer + bytes_parsed,/* p_buffer */
+					buffer_size - bytes_parsed);/*buf size*/
+			}
+		}
+
+		/* Save the last four bytes of the buffer so we can check the
+		   buffer boundary condition next time */
+		memcpy(dma_q->partial_buf, p_buffer + buffer_size - 4, 4);
+		bytes_parsed = 0;
+
+	}
+	return rc;
+}
+
+u8 cx231xx_find_boundary_SAV_EAV(u8 *p_buffer, u8 *partial_buf,
+				 u32 *p_bytes_used)
+{
+	u32 bytes_used;
+	u8 boundary_bytes[8];
+	u8 sav_eav = 0;
+
+	*p_bytes_used = 0;
+
+	/* Create an array of the last 4 bytes of the last buffer and the first
+	   4 bytes of the current buffer. */
+
+	memcpy(boundary_bytes, partial_buf, 4);
+	memcpy(boundary_bytes + 4, p_buffer, 4);
+
+	/* Check for the SAV/EAV in the boundary buffer */
+	sav_eav = cx231xx_find_next_SAV_EAV((u8 *)&boundary_bytes, 8,
+					    &bytes_used);
+
+	if (sav_eav) {
+		/* found a boundary SAV/EAV.  Updates the bytes used to reflect
+		   only those used in the new buffer */
+		*p_bytes_used = bytes_used - 4;
+	}
+
+	return sav_eav;
+}
+
+u8 cx231xx_find_next_SAV_EAV(u8 *p_buffer, u32 buffer_size, u32 *p_bytes_used)
+{
+	u32 i;
+	u8 sav_eav = 0;
+
+	/*
+	 * Don't search if the buffer size is less than 4.  It causes a page
+	 * fault since buffer_size - 4 evaluates to a large number in that
+	 * case.
+	 */
+	if (buffer_size < 4) {
+		*p_bytes_used = buffer_size;
+		return 0;
+	}
+
+	for (i = 0; i < (buffer_size - 3); i++) {
+
+		if ((p_buffer[i] == 0xFF) &&
+		    (p_buffer[i + 1] == 0x00) && (p_buffer[i + 2] == 0x00)) {
+
+			*p_bytes_used = i + 4;
+			sav_eav = p_buffer[i + 3];
+			return sav_eav;
+		}
+	}
+
+	*p_bytes_used = buffer_size;
+	return 0;
+}
+
+u32 cx231xx_get_video_line(struct cx231xx *dev,
+			   struct cx231xx_dmaqueue *dma_q, u8 sav_eav,
+			   u8 *p_buffer, u32 buffer_size)
+{
+	u32 bytes_copied = 0;
+	int current_field = -1;
+
+	switch (sav_eav) {
+	case SAV_ACTIVE_VIDEO_FIELD1:
+		/* looking for skipped line which occurred in PAL 720x480 mode.
+		   In this case, there will be no active data contained
+		   between the SAV and EAV */
+		if ((buffer_size > 3) && (p_buffer[0] == 0xFF) &&
+		    (p_buffer[1] == 0x00) && (p_buffer[2] == 0x00) &&
+		    ((p_buffer[3] == EAV_ACTIVE_VIDEO_FIELD1) ||
+		     (p_buffer[3] == EAV_ACTIVE_VIDEO_FIELD2) ||
+		     (p_buffer[3] == EAV_VBLANK_FIELD1) ||
+		     (p_buffer[3] == EAV_VBLANK_FIELD2)))
+			return bytes_copied;
+		current_field = 1;
+		break;
+
+	case SAV_ACTIVE_VIDEO_FIELD2:
+		/* looking for skipped line which occurred in PAL 720x480 mode.
+		   In this case, there will be no active data contained between
+		   the SAV and EAV */
+		if ((buffer_size > 3) && (p_buffer[0] == 0xFF) &&
+		    (p_buffer[1] == 0x00) && (p_buffer[2] == 0x00) &&
+		    ((p_buffer[3] == EAV_ACTIVE_VIDEO_FIELD1) ||
+		     (p_buffer[3] == EAV_ACTIVE_VIDEO_FIELD2) ||
+		     (p_buffer[3] == EAV_VBLANK_FIELD1)       ||
+		     (p_buffer[3] == EAV_VBLANK_FIELD2)))
+			return bytes_copied;
+		current_field = 2;
+		break;
+	}
+
+	dma_q->last_sav = sav_eav;
+
+	bytes_copied = cx231xx_copy_video_line(dev, dma_q, p_buffer,
+					       buffer_size, current_field);
+
+	return bytes_copied;
+}
+
+u32 cx231xx_copy_video_line(struct cx231xx *dev,
+			    struct cx231xx_dmaqueue *dma_q, u8 *p_line,
+			    u32 length, int field_number)
+{
+	u32 bytes_to_copy;
+	struct cx231xx_buffer *buf;
+	u32 _line_size = dev->width * 2;
+
+	if (dma_q->current_field != field_number)
+		cx231xx_reset_video_buffer(dev, dma_q);
+
+	/* get the buffer pointer */
+	buf = dev->video_mode.isoc_ctl.buf;
+
+	/* Remember the field number for next time */
+	dma_q->current_field = field_number;
+
+	bytes_to_copy = dma_q->bytes_left_in_line;
+	if (bytes_to_copy > length)
+		bytes_to_copy = length;
+
+	if (dma_q->lines_completed >= dma_q->lines_per_field) {
+		dma_q->bytes_left_in_line -= bytes_to_copy;
+		dma_q->is_partial_line = (dma_q->bytes_left_in_line == 0) ?
+					  0 : 1;
+		return 0;
+	}
+
+	dma_q->is_partial_line = 1;
+
+	/* If we don't have a buffer, just return the number of bytes we would
+	   have copied if we had a buffer. */
+	if (!buf) {
+		dma_q->bytes_left_in_line -= bytes_to_copy;
+		dma_q->is_partial_line = (dma_q->bytes_left_in_line == 0)
+					 ? 0 : 1;
+		return bytes_to_copy;
+	}
+
+	/* copy the data to video buffer */
+	cx231xx_do_copy(dev, dma_q, p_line, bytes_to_copy);
+
+	dma_q->pos += bytes_to_copy;
+	dma_q->bytes_left_in_line -= bytes_to_copy;
+
+	if (dma_q->bytes_left_in_line == 0) {
+		dma_q->bytes_left_in_line = _line_size;
+		dma_q->lines_completed++;
+		dma_q->is_partial_line = 0;
+
+		if (cx231xx_is_buffer_done(dev, dma_q) && buf) {
+			buffer_filled(dev, dma_q, buf);
+
+			dma_q->pos = 0;
+			buf = NULL;
+			dma_q->lines_completed = 0;
+		}
+	}
+
+	return bytes_to_copy;
+}
+
+void cx231xx_reset_video_buffer(struct cx231xx *dev,
+				struct cx231xx_dmaqueue *dma_q)
+{
+	struct cx231xx_buffer *buf;
+
+	/* handle the switch from field 1 to field 2 */
+	if (dma_q->current_field == 1) {
+		if (dma_q->lines_completed >= dma_q->lines_per_field)
+			dma_q->field1_done = 1;
+		else
+			dma_q->field1_done = 0;
+	}
+
+	buf = dev->video_mode.isoc_ctl.buf;
+
+	if (buf == NULL) {
+		u8 *outp = NULL;
+		/* first try to get the buffer */
+		get_next_buf(dma_q, &buf);
+
+		if (buf)
+			outp = videobuf_to_vmalloc(&buf->vb);
+
+		dma_q->pos = 0;
+		dma_q->field1_done = 0;
+		dma_q->current_field = -1;
+	}
+
+	/* reset the counters */
+	dma_q->bytes_left_in_line = dev->width << 1;
+	dma_q->lines_completed = 0;
+}
+
+int cx231xx_do_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
+		    u8 *p_buffer, u32 bytes_to_copy)
+{
+	u8 *p_out_buffer = NULL;
+	u32 current_line_bytes_copied = 0;
+	struct cx231xx_buffer *buf;
+	u32 _line_size = dev->width << 1;
+	void *startwrite;
+	int offset, lencopy;
+
+	buf = dev->video_mode.isoc_ctl.buf;
+
+	if (buf == NULL)
+		return -1;
+
+	p_out_buffer = videobuf_to_vmalloc(&buf->vb);
+
+	current_line_bytes_copied = _line_size - dma_q->bytes_left_in_line;
+
+	/* Offset field 2 one line from the top of the buffer */
+	offset = (dma_q->current_field == 1) ? 0 : _line_size;
+
+	/* Offset for field 2 */
+	startwrite = p_out_buffer + offset;
+
+	/* lines already completed in the current field */
+	startwrite += (dma_q->lines_completed * _line_size * 2);
+
+	/* bytes already completed in the current line */
+	startwrite += current_line_bytes_copied;
+
+	lencopy = dma_q->bytes_left_in_line > bytes_to_copy ?
+		  bytes_to_copy : dma_q->bytes_left_in_line;
+
+	if ((u8 *)(startwrite + lencopy) > (u8 *)(p_out_buffer + buf->vb.size))
+		return 0;
+
+	/* The below copies the UYVY data straight into video buffer */
+	cx231xx_swab((u16 *) p_buffer, (u16 *) startwrite, (u16) lencopy);
+
+	return 0;
+}
+
+void cx231xx_swab(u16 *from, u16 *to, u16 len)
+{
+	u16 i;
+
+	if (len <= 0)
+		return;
+
+	for (i = 0; i < len / 2; i++)
+		to[i] = (from[i] << 8) | (from[i] >> 8);
+}
+
+u8 cx231xx_is_buffer_done(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q)
+{
+	u8 buffer_complete = 0;
+
+	/* Dual field stream */
+	buffer_complete = ((dma_q->current_field == 2) &&
+			   (dma_q->lines_completed >= dma_q->lines_per_field) &&
+			    dma_q->field1_done);
+
+	return buffer_complete;
+}
+
+/* ------------------------------------------------------------------
+	Videobuf operations
+   ------------------------------------------------------------------*/
+
+static int
+buffer_setup(struct videobuf_queue *vq, unsigned int *count, unsigned int *size)
+{
+	struct cx231xx_fh *fh = vq->priv_data;
+	struct cx231xx *dev = fh->dev;
+	struct v4l2_frequency f;
+
+	*size = (fh->dev->width * fh->dev->height * dev->format->depth + 7)>>3;
+	if (0 == *count)
+		*count = CX231XX_DEF_BUF;
+
+	if (*count < CX231XX_MIN_BUF)
+		*count = CX231XX_MIN_BUF;
+
+	/* Ask tuner to go to analog mode */
+	memset(&f, 0, sizeof(f));
+	f.frequency = dev->ctl_freq;
+	f.type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
+
+	cx231xx_i2c_call_clients(&dev->i2c_bus[1], VIDIOC_S_FREQUENCY, &f);
+
+	return 0;
+}
+
+/* This is called *without* dev->slock held; please keep it that way */
+static void free_buffer(struct videobuf_queue *vq, struct cx231xx_buffer *buf)
+{
+	struct cx231xx_fh *fh = vq->priv_data;
+	struct cx231xx *dev = fh->dev;
+	unsigned long flags = 0;
+
+	if (in_interrupt())
+		BUG();
+
+	/* We used to wait for the buffer to finish here, but this didn't work
+	   because, as we were keeping the state as VIDEOBUF_QUEUED,
+	   videobuf_queue_cancel marked it as finished for us.
+	   (Also, it could wedge forever if the hardware was misconfigured.)
+
+	   This should be safe; by the time we get here, the buffer isn't
+	   queued anymore. If we ever start marking the buffers as
+	   VIDEOBUF_ACTIVE, it won't be, though.
+	 */
+	spin_lock_irqsave(&dev->video_mode.slock, flags);
+	if (dev->video_mode.isoc_ctl.buf == buf)
+		dev->video_mode.isoc_ctl.buf = NULL;
+	spin_unlock_irqrestore(&dev->video_mode.slock, flags);
+
+	videobuf_vmalloc_free(&buf->vb);
+	buf->vb.state = VIDEOBUF_NEEDS_INIT;
+}
+
+static int
+buffer_prepare(struct videobuf_queue *vq, struct videobuf_buffer *vb,
+	       enum v4l2_field field)
+{
+	struct cx231xx_fh *fh = vq->priv_data;
+	struct cx231xx_buffer *buf =
+	    container_of(vb, struct cx231xx_buffer, vb);
+	struct cx231xx *dev = fh->dev;
+	int rc = 0, urb_init = 0;
+
+	/* The only currently supported format is 16 bits/pixel */
+	buf->vb.size = (fh->dev->width * fh->dev->height * dev->format->depth
+			+ 7) >> 3;
+	if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size)
+		return -EINVAL;
+
+	buf->vb.width = dev->width;
+	buf->vb.height = dev->height;
+	buf->vb.field = field;
+
+	if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
+		rc = videobuf_iolock(vq, &buf->vb, NULL);
+		if (rc < 0)
+			goto fail;
+	}
+
+	if (!dev->video_mode.isoc_ctl.num_bufs)
+		urb_init = 1;
+
+	if (urb_init) {
+		rc = cx231xx_init_isoc(dev, CX231XX_NUM_PACKETS,
+				       CX231XX_NUM_BUFS,
+				       dev->video_mode.max_pkt_size,
+				       cx231xx_isoc_copy);
+		if (rc < 0)
+			goto fail;
+	}
+
+	buf->vb.state = VIDEOBUF_PREPARED;
+	return 0;
+
+fail:
+	free_buffer(vq, buf);
+	return rc;
+}
+
+static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
+{
+	struct cx231xx_buffer *buf =
+	    container_of(vb, struct cx231xx_buffer, vb);
+	struct cx231xx_fh *fh = vq->priv_data;
+	struct cx231xx *dev = fh->dev;
+	struct cx231xx_dmaqueue *vidq = &dev->video_mode.vidq;
+
+	buf->vb.state = VIDEOBUF_QUEUED;
+	list_add_tail(&buf->vb.queue, &vidq->active);
+
+}
+
+static void buffer_release(struct videobuf_queue *vq,
+			   struct videobuf_buffer *vb)
+{
+	struct cx231xx_buffer *buf =
+	    container_of(vb, struct cx231xx_buffer, vb);
+	struct cx231xx_fh *fh = vq->priv_data;
+	struct cx231xx *dev = (struct cx231xx *)fh->dev;
+
+	cx231xx_isocdbg("cx231xx: called buffer_release\n");
+
+	free_buffer(vq, buf);
+}
+
+static struct videobuf_queue_ops cx231xx_video_qops = {
+	.buf_setup = buffer_setup,
+	.buf_prepare = buffer_prepare,
+	.buf_queue = buffer_queue,
+	.buf_release = buffer_release,
+};
+
+/*********************  v4l2 interface  **************************************/
+
+void video_mux(struct cx231xx *dev, int index)
+{
+
+	struct v4l2_routing route;
+
+	route.input = INPUT(index)->vmux;
+	route.output = 0;
+	dev->video_input = index;
+	dev->ctl_ainput = INPUT(index)->amux;
+
+	cx231xx_set_video_input_mux(dev, index);
+
+	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_INT_S_VIDEO_ROUTING,
+				 &route);
+
+	cx231xx_set_audio_input(dev, dev->ctl_ainput);
+
+	cx231xx_info("video_mux : %d\n", index);
+
+	/* do mode control overrides if required */
+	cx231xx_do_mode_ctrl_overrides(dev);
+}
+
+/* Usage lock check functions */
+static int res_get(struct cx231xx_fh *fh)
+{
+	struct cx231xx *dev = fh->dev;
+	int rc = 0;
+
+	/* This instance already has stream_on */
+	if (fh->stream_on)
+		return rc;
+
+	if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
+		if (dev->stream_on)
+			return -EBUSY;
+		dev->stream_on = 1;
+	} else if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
+		if (dev->vbi_stream_on)
+			return -EBUSY;
+		dev->vbi_stream_on = 1;
+	} else
+		return -EINVAL;
+
+	fh->stream_on = 1;
+
+	return rc;
+}
+
+static int res_check(struct cx231xx_fh *fh)
+{
+	return fh->stream_on;
+}
+
+static void res_free(struct cx231xx_fh *fh)
+{
+	struct cx231xx *dev = fh->dev;
+
+	fh->stream_on = 0;
+
+	if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		dev->stream_on = 0;
+	if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
+		dev->vbi_stream_on = 0;
+}
+
+static int check_dev(struct cx231xx *dev)
+{
+	if (dev->state & DEV_DISCONNECTED) {
+		cx231xx_errdev("v4l2 ioctl: device not present\n");
+		return -ENODEV;
+	}
+
+	if (dev->state & DEV_MISCONFIGURED) {
+		cx231xx_errdev("v4l2 ioctl: device is misconfigured; "
+			       "close and open it again\n");
+		return -EIO;
+	}
+	return 0;
+}
+
+void get_scale(struct cx231xx *dev,
+	       unsigned int width, unsigned int height,
+	       unsigned int *hscale, unsigned int *vscale)
+{
+	unsigned int maxw = norm_maxw(dev);
+	unsigned int maxh = norm_maxh(dev);
+
+	*hscale = (((unsigned long)maxw) << 12) / width - 4096L;
+	if (*hscale >= 0x4000)
+		*hscale = 0x3fff;
+
+	*vscale = (((unsigned long)maxh) << 12) / height - 4096L;
+	if (*vscale >= 0x4000)
+		*vscale = 0x3fff;
+
+	dev->hscale = *hscale;
+	dev->vscale = *vscale;
+
+}
+
+/* ------------------------------------------------------------------
+	IOCTL vidioc handling
+   ------------------------------------------------------------------*/
+
+static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *f)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+
+	mutex_lock(&dev->lock);
+
+	f->fmt.pix.width = dev->width;
+	f->fmt.pix.height = dev->height;
+	f->fmt.pix.pixelformat = dev->format->fourcc;;
+	f->fmt.pix.bytesperline = (dev->width * dev->format->depth + 7) >> 3;;
+	f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * dev->height;
+	f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
+
+	f->fmt.pix.field = V4L2_FIELD_INTERLACED;
+
+	mutex_unlock(&dev->lock);
+
+	return 0;
+}
+
+static struct cx231xx_fmt *format_by_fourcc(unsigned int fourcc)
+{
+	unsigned int i;
+
+	for (i = 0; i < ARRAY_SIZE(format); i++)
+		if (format[i].fourcc == fourcc)
+			return &format[i];
+
+	return NULL;
+}
+
+static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
+				  struct v4l2_format *f)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int width = f->fmt.pix.width;
+	int height = f->fmt.pix.height;
+	unsigned int maxw = norm_maxw(dev);
+	unsigned int maxh = norm_maxh(dev);
+	unsigned int hscale, vscale;
+	struct cx231xx_fmt *fmt;
+
+	fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+	if (!fmt) {
+		cx231xx_videodbg("Fourcc format (%08x) invalid.\n",
+				 f->fmt.pix.pixelformat);
+		return -EINVAL;
+	}
+
+	/* width must even because of the YUYV format
+	   height must be even because of interlacing */
+	height &= 0xfffe;
+	width &= 0xfffe;
+
+	if (unlikely(height < 32))
+		height = 32;
+	if (unlikely(height > maxh))
+		height = maxh;
+	if (unlikely(width < 48))
+		width = 48;
+	if (unlikely(width > maxw))
+		width = maxw;
+
+	get_scale(dev, width, height, &hscale, &vscale);
+
+	width = (((unsigned long)maxw) << 12) / (hscale + 4096L);
+	height = (((unsigned long)maxh) << 12) / (vscale + 4096L);
+
+	f->fmt.pix.width = width;
+	f->fmt.pix.height = height;
+	f->fmt.pix.pixelformat = fmt->fourcc;
+	f->fmt.pix.bytesperline = (dev->width * fmt->depth + 7) >> 3;
+	f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * height;
+	f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
+	f->fmt.pix.field = V4L2_FIELD_INTERLACED;
+
+	return 0;
+}
+
+static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *f)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int rc;
+	struct cx231xx_fmt *fmt;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	mutex_lock(&dev->lock);
+
+	vidioc_try_fmt_vid_cap(file, priv, f);
+
+	fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+	if (!fmt) {
+		rc = -EINVAL;
+		goto out;
+	}
+
+	if (videobuf_queue_is_busy(&fh->vb_vidq)) {
+		cx231xx_errdev("%s queue busy\n", __func__);
+		rc = -EBUSY;
+		goto out;
+	}
+
+	if (dev->stream_on && !fh->stream_on) {
+		cx231xx_errdev("%s device in use by another fh\n", __func__);
+		rc = -EBUSY;
+		goto out;
+	}
+
+	/* set new image size */
+	dev->width = f->fmt.pix.width;
+	dev->height = f->fmt.pix.height;
+	dev->format = fmt;
+	get_scale(dev, dev->width, dev->height, &dev->hscale, &dev->vscale);
+
+	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_S_FMT, f);
+
+	/* Set the correct alternate setting for this resolution */
+	cx231xx_resolution_set(dev);
+
+out:
+	mutex_unlock(&dev->lock);
+	return rc;
+}
+
+static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id * id)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+
+	*id = dev->norm;
+	return 0;
+}
+
+static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id * norm)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	struct v4l2_format f;
+	int rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	cx231xx_info("vidioc_s_std : 0x%x\n", (unsigned int)*norm);
+
+	mutex_lock(&dev->lock);
+	dev->norm = *norm;
+
+	/* Adjusts width/height, if needed */
+	f.fmt.pix.width = dev->width;
+	f.fmt.pix.height = dev->height;
+	vidioc_try_fmt_vid_cap(file, priv, &f);
+
+	/* set new image size */
+	dev->width = f.fmt.pix.width;
+	dev->height = f.fmt.pix.height;
+	get_scale(dev, dev->width, dev->height, &dev->hscale, &dev->vscale);
+
+	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_S_STD, &dev->norm);
+
+	mutex_unlock(&dev->lock);
+
+	cx231xx_resolution_set(dev);
+
+	/* do mode control overrides */
+	cx231xx_do_mode_ctrl_overrides(dev);
+
+	return 0;
+}
+
+static const char *iname[] = {
+	[CX231XX_VMUX_COMPOSITE1] = "Composite1",
+	[CX231XX_VMUX_SVIDEO]     = "S-Video",
+	[CX231XX_VMUX_TELEVISION] = "Television",
+	[CX231XX_VMUX_CABLE]      = "Cable TV",
+	[CX231XX_VMUX_DVB]        = "DVB",
+	[CX231XX_VMUX_DEBUG]      = "for debug only",
+};
+
+static int vidioc_enum_input(struct file *file, void *priv,
+			     struct v4l2_input *i)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	unsigned int n;
+
+	n = i->index;
+	if (n >= MAX_CX231XX_INPUT)
+		return -EINVAL;
+	if (0 == INPUT(n)->type)
+		return -EINVAL;
+
+	i->index = n;
+	i->type = V4L2_INPUT_TYPE_CAMERA;
+
+	strcpy(i->name, iname[INPUT(n)->type]);
+
+	if ((CX231XX_VMUX_TELEVISION == INPUT(n)->type) ||
+	    (CX231XX_VMUX_CABLE == INPUT(n)->type))
+		i->type = V4L2_INPUT_TYPE_TUNER;
+
+	i->std = dev->vdev->tvnorms;
+
+	return 0;
+}
+
+static int vidioc_g_input(struct file *file, void *priv, unsigned int *i)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+
+	*i = dev->video_input;
+
+	return 0;
+}
+
+static int vidioc_s_input(struct file *file, void *priv, unsigned int i)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	if (i >= MAX_CX231XX_INPUT)
+		return -EINVAL;
+	if (0 == INPUT(i)->type)
+		return -EINVAL;
+
+	mutex_lock(&dev->lock);
+
+	video_mux(dev, i);
+
+	mutex_unlock(&dev->lock);
+	return 0;
+}
+
+static int vidioc_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+
+	switch (a->index) {
+	case CX231XX_AMUX_VIDEO:
+		strcpy(a->name, "Television");
+		break;
+	case CX231XX_AMUX_LINE_IN:
+		strcpy(a->name, "Line In");
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	a->index = dev->ctl_ainput;
+	a->capability = V4L2_AUDCAP_STEREO;
+
+	return 0;
+}
+
+static int vidioc_s_audio(struct file *file, void *priv, struct v4l2_audio *a)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int status = 0;
+
+	/* Doesn't allow manual routing */
+	if (a->index != dev->ctl_ainput)
+		return -EINVAL;
+
+	dev->ctl_ainput = INPUT(a->index)->amux;
+	status = cx231xx_set_audio_input(dev, dev->ctl_ainput);
+
+	return status;
+}
+
+static int vidioc_queryctrl(struct file *file, void *priv,
+			    struct v4l2_queryctrl *qc)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int id = qc->id;
+	int i;
+	int rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	qc->id = v4l2_ctrl_next(ctrl_classes, qc->id);
+	if (unlikely(qc->id == 0))
+		return -EINVAL;
+
+	memset(qc, 0, sizeof(*qc));
+
+	qc->id = id;
+
+	if (qc->id < V4L2_CID_BASE || qc->id >= V4L2_CID_LASTP1)
+		return -EINVAL;
+
+	for (i = 0; i < CX231XX_CTLS; i++)
+		if (cx231xx_ctls[i].v.id == qc->id)
+			break;
+
+	if (i == CX231XX_CTLS) {
+		*qc = no_ctl;
+		return 0;
+	}
+	*qc = cx231xx_ctls[i].v;
+
+	mutex_lock(&dev->lock);
+	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_QUERYCTRL, qc);
+	mutex_unlock(&dev->lock);
+
+	if (qc->type)
+		return 0;
+	else
+		return -EINVAL;
+}
+
+static int vidioc_g_ctrl(struct file *file, void *priv,
+			 struct v4l2_control *ctrl)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	mutex_lock(&dev->lock);
+
+	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_G_CTRL, ctrl);
+
+	mutex_unlock(&dev->lock);
+	return rc;
+}
+
+static int vidioc_s_ctrl(struct file *file, void *priv,
+			 struct v4l2_control *ctrl)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	mutex_lock(&dev->lock);
+
+	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_S_CTRL, ctrl);
+
+	mutex_unlock(&dev->lock);
+	return rc;
+}
+
+static int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	if (0 != t->index)
+		return -EINVAL;
+
+	strcpy(t->name, "Tuner");
+
+	t->type = V4L2_TUNER_ANALOG_TV;
+	t->capability = V4L2_TUNER_CAP_NORM;
+	t->rangehigh = 0xffffffffUL;
+	t->signal = 0xffff;	/* LOCKED */
+
+	return 0;
+}
+
+static int vidioc_s_tuner(struct file *file, void *priv, struct v4l2_tuner *t)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	if (0 != t->index)
+		return -EINVAL;
+#if 0				/* Keep */
+	mutex_lock(&dev->lock);
+
+	cx231xx_i2c_call_clients(&dev->i2c_bus[1], VIDIOC_S_TUNER, t);
+
+	mutex_unlock(&dev->lock);
+#endif
+	return 0;
+}
+
+static int vidioc_g_frequency(struct file *file, void *priv,
+			      struct v4l2_frequency *f)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+
+	mutex_lock(&dev->lock);
+	f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
+	f->frequency = dev->ctl_freq;
+
+	cx231xx_i2c_call_clients(&dev->i2c_bus[1], VIDIOC_G_FREQUENCY, f);
+
+	mutex_unlock(&dev->lock);
+
+	return 0;
+}
+
+static int vidioc_s_frequency(struct file *file, void *priv,
+			      struct v4l2_frequency *f)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	if (0 != f->tuner)
+		return -EINVAL;
+
+	if (unlikely(0 == fh->radio && f->type != V4L2_TUNER_ANALOG_TV))
+		return -EINVAL;
+	if (unlikely(1 == fh->radio && f->type != V4L2_TUNER_RADIO))
+		return -EINVAL;
+
+	/* set pre channel change settings in DIF first */
+	rc = cx231xx_tuner_pre_channel_change(dev);
+
+	mutex_lock(&dev->lock);
+
+	dev->ctl_freq = f->frequency;
+
+	if (dev->tuner_type == TUNER_XC5000) {
+		if (dev->cx231xx_set_analog_freq != NULL)
+			dev->cx231xx_set_analog_freq(dev, f->frequency);
+	} else {
+		cx231xx_i2c_call_clients(&dev->i2c_bus[1],
+					 VIDIOC_S_FREQUENCY, f);
+	}
+
+	mutex_unlock(&dev->lock);
+
+	/* set post channel change settings in DIF first */
+	rc = cx231xx_tuner_post_channel_change(dev);
+
+	cx231xx_info("Set New FREQUENCY to %d\n", f->frequency);
+
+	return rc;
+}
+
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+
+/*
+  -R, --list-registers=type=<host/i2cdrv/i2caddr>,
+				chip=<chip>[,min=<addr>,max=<addr>]
+		     dump registers from <min> to <max> [VIDIOC_DBG_G_REGISTER]
+  -r, --set-register=type=<host/i2cdrv/i2caddr>,
+				chip=<chip>,reg=<addr>,val=<val>
+		     set the register [VIDIOC_DBG_S_REGISTER]
+
+  if type == host, then <chip> is the hosts chip ID (default 0)
+  if type == i2cdrv (default), then <chip> is the I2C driver name or ID
+  if type == i2caddr, then <chip> is the 7-bit I2C address
+*/
+
+static int vidioc_g_register(struct file *file, void *priv,
+			     struct v4l2_dbg_register *reg)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int ret = 0;
+	u8 value[4] = { 0, 0, 0, 0 };
+	u32 data = 0;
+
+	switch (reg->match.type) {
+	case V4L2_CHIP_MATCH_HOST:
+		switch (reg->match.addr) {
+		case 0:	/* Cx231xx - internal registers */
+			ret = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER,
+						  (u16)reg->reg, value, 4);
+			reg->val = value[0] | value[1] << 8 |
+				   value[2] << 16 | value[3] << 24;
+			break;
+		case 1:	/* Colibri - read byte */
+			ret = cx231xx_read_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+						  (u16)reg->reg, 2, &data, 1);
+			reg->val = le32_to_cpu(data & 0xff);
+			break;
+		case 14:	/* Colibri - read dword */
+			ret = cx231xx_read_i2c_data(dev, Colibri_DEVICE_ADDRESS,
+						  (u16)reg->reg, 2, &data, 4);
+			reg->val = le32_to_cpu(data);
+			break;
+		case 2:	/* Hammerhead - read byte */
+			ret = cx231xx_read_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+						  (u16)reg->reg, 2, &data, 1);
+			reg->val = le32_to_cpu(data & 0xff);
+			break;
+		case 24:	/* Hammerhead - read dword */
+			ret = cx231xx_read_i2c_data(dev, HAMMERHEAD_I2C_ADDRESS,
+						  (u16)reg->reg, 2, &data, 4);
+			reg->val = le32_to_cpu(data);
+			break;
+		case 3:	/* flatiron - read byte */
+			ret = cx231xx_read_i2c_data(dev,
+						    Flatrion_DEVICE_ADDRESS,
+						    (u16)reg->reg, 1,
+						    &data, 1);
+			reg->val = le32_to_cpu(data & 0xff);
+			break;
+		case 34:	/* flatiron - read dword */
+			ret =
+			    cx231xx_read_i2c_data(dev, Flatrion_DEVICE_ADDRESS,
+						  (u16)reg->reg, 1, &data, 4);
+			reg->val = le32_to_cpu(data);
+			break;
+		}
+		return ret < 0 ? ret : 0;
+
+	case V4L2_CHIP_MATCH_I2C_DRIVER:
+		cx231xx_i2c_call_clients(&dev->i2c_bus[0],
+					 VIDIOC_DBG_G_REGISTER, reg);
+		return 0;
+	case V4L2_CHIP_MATCH_I2C_ADDR:
+		/* Not supported yet */
+		return -EINVAL;
+	default:
+		if (!v4l2_chip_match_host(&reg->match))
+			return -EINVAL;
+	}
+
+	mutex_lock(&dev->lock);
+	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_DBG_G_REGISTER, reg);
+	mutex_unlock(&dev->lock);
+
+	return ret;
+}
+
+static int vidioc_s_register(struct file *file, void *priv,
+			     struct v4l2_dbg_register *reg)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int ret = 0;
+	__le64 buf;
+	u32 value;
+	u8 data[4] = { 0, 0, 0, 0 };
+
+	buf = cpu_to_le64(reg->val);
+
+	switch (reg->match.type) {
+	case V4L2_CHIP_MATCH_HOST:
+		{
+			value = (u32) buf & 0xffffffff;
+
+			switch (reg->match.addr) {
+			case 0:	/* cx231xx internal registers */
+				data[0] = (u8) value;
+				data[1] = (u8) (value >> 8);
+				data[2] = (u8) (value >> 16);
+				data[3] = (u8) (value >> 24);
+				ret = cx231xx_write_ctrl_reg(dev,
+							   VRT_SET_REGISTER,
+							   (u16)reg->reg, data,
+							   4);
+				break;
+			case 1:	/* Colibri - read byte */
+				ret = cx231xx_write_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							(u16)reg->reg, 2,
+							value, 1);
+				break;
+			case 14:	/* Colibri - read dword */
+				ret = cx231xx_write_i2c_data(dev,
+							Colibri_DEVICE_ADDRESS,
+							(u16)reg->reg, 2,
+							value, 4);
+				break;
+			case 2:	/* Hammerhead - read byte */
+				ret =
+				    cx231xx_write_i2c_data(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							(u16)reg->reg, 2,
+							value, 1);
+				break;
+			case 24:	/* Hammerhead - read dword */
+				ret =
+				    cx231xx_write_i2c_data(dev,
+							HAMMERHEAD_I2C_ADDRESS,
+							(u16)reg->reg, 2,
+							value, 4);
+				break;
+			case 3:	/* flatiron - read byte */
+				ret =
+				    cx231xx_write_i2c_data(dev,
+							Flatrion_DEVICE_ADDRESS,
+							(u16)reg->reg, 1,
+							value, 1);
+				break;
+			case 34:	/* flatiron - read dword */
+				ret =
+				    cx231xx_write_i2c_data(dev,
+							Flatrion_DEVICE_ADDRESS,
+							(u16)reg->reg, 1,
+							value, 4);
+				break;
+			}
+		}
+		return ret < 0 ? ret : 0;
+
+	default:
+		break;
+	}
+
+	mutex_lock(&dev->lock);
+
+	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_DBG_S_REGISTER, reg);
+
+	mutex_unlock(&dev->lock);
+
+	return ret;
+}
+#endif
+
+static int vidioc_cropcap(struct file *file, void *priv,
+			  struct v4l2_cropcap *cc)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+
+	if (cc->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return -EINVAL;
+
+	cc->bounds.left = 0;
+	cc->bounds.top = 0;
+	cc->bounds.width = dev->width;
+	cc->bounds.height = dev->height;
+	cc->defrect = cc->bounds;
+	cc->pixelaspect.numerator = 54;	/* 4:3 FIXME: remove magic numbers */
+	cc->pixelaspect.denominator = 59;
+
+	return 0;
+}
+
+static int vidioc_streamon(struct file *file, void *priv,
+			   enum v4l2_buf_type type)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	mutex_lock(&dev->lock);
+	rc = res_get(fh);
+
+	if (likely(rc >= 0))
+		rc = videobuf_streamon(&fh->vb_vidq);
+
+	mutex_unlock(&dev->lock);
+
+	return rc;
+}
+
+static int vidioc_streamoff(struct file *file, void *priv,
+			    enum v4l2_buf_type type)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	if ((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) ||
+	    (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE))
+		return -EINVAL;
+	if (type != fh->type)
+		return -EINVAL;
+
+	mutex_lock(&dev->lock);
+
+	videobuf_streamoff(&fh->vb_vidq);
+	res_free(fh);
+
+	mutex_unlock(&dev->lock);
+
+	return 0;
+}
+
+static int vidioc_querycap(struct file *file, void *priv,
+			   struct v4l2_capability *cap)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+
+	strlcpy(cap->driver, "cx231xx", sizeof(cap->driver));
+	strlcpy(cap->card, cx231xx_boards[dev->model].name, sizeof(cap->card));
+	strlcpy(cap->bus_info, dev_name(&dev->udev->dev),
+		sizeof(cap->bus_info));
+
+	cap->version = CX231XX_VERSION_CODE;
+
+	cap->capabilities = V4L2_CAP_VBI_CAPTURE |
+#if 0				/* Keep */
+		V4L2_CAP_SLICED_VBI_CAPTURE |
+#endif
+		V4L2_CAP_VIDEO_CAPTURE	|
+		V4L2_CAP_AUDIO		|
+		V4L2_CAP_READWRITE	|
+		V4L2_CAP_STREAMING;
+
+	if (dev->tuner_type != TUNER_ABSENT)
+		cap->capabilities |= V4L2_CAP_TUNER;
+
+	return 0;
+}
+
+static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv,
+				   struct v4l2_fmtdesc *f)
+{
+	if (unlikely(f->index >= ARRAY_SIZE(format)))
+		return -EINVAL;
+
+	strlcpy(f->description, format[f->index].name, sizeof(f->description));
+	f->pixelformat = format[f->index].fourcc;
+
+	return 0;
+}
+
+/* Sliced VBI ioctls */
+static int vidioc_g_fmt_sliced_vbi_cap(struct file *file, void *priv,
+				       struct v4l2_format *f)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	mutex_lock(&dev->lock);
+
+	f->fmt.sliced.service_set = 0;
+
+	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_G_FMT, f);
+
+	if (f->fmt.sliced.service_set == 0)
+		rc = -EINVAL;
+
+	mutex_unlock(&dev->lock);
+	return rc;
+}
+
+static int vidioc_try_set_sliced_vbi_cap(struct file *file, void *priv,
+					 struct v4l2_format *f)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	mutex_lock(&dev->lock);
+	cx231xx_i2c_call_clients(&dev->i2c_bus[0], VIDIOC_G_FMT, f);
+	mutex_unlock(&dev->lock);
+
+	if (f->fmt.sliced.service_set == 0)
+		return -EINVAL;
+
+	return 0;
+}
+
+/* RAW VBI ioctls */
+
+static int vidioc_g_fmt_vbi_cap(struct file *file, void *priv,
+				struct v4l2_format *f)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+
+	f->fmt.vbi.sampling_rate = (dev->norm & V4L2_STD_625_50) ?
+	    35468950 : 28636363;
+	f->fmt.vbi.samples_per_line = VBI_LINE_LENGTH;
+	f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
+	f->fmt.vbi.offset = 64 * 4;
+	f->fmt.vbi.start[0] = (dev->norm & V4L2_STD_625_50) ?
+	    PAL_VBI_START_LINE : NTSC_VBI_START_LINE;
+	f->fmt.vbi.count[0] = (dev->norm & V4L2_STD_625_50) ?
+	    PAL_VBI_LINES : NTSC_VBI_LINES;
+	f->fmt.vbi.start[1] = (dev->norm & V4L2_STD_625_50) ?
+	    PAL_VBI_START_LINE + 312 : NTSC_VBI_START_LINE + 263;
+	f->fmt.vbi.count[1] = f->fmt.vbi.count[0];
+
+	return 0;
+
+}
+
+static int vidioc_try_fmt_vbi_cap(struct file *file, void *priv,
+				  struct v4l2_format *f)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+
+	if (dev->vbi_stream_on && !fh->stream_on) {
+		cx231xx_errdev("%s device in use by another fh\n", __func__);
+		return -EBUSY;
+	}
+
+	f->type = V4L2_BUF_TYPE_VBI_CAPTURE;
+	f->fmt.vbi.sampling_rate = (dev->norm & V4L2_STD_625_50) ?
+	    35468950 : 28636363;
+	f->fmt.vbi.samples_per_line = VBI_LINE_LENGTH;
+	f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
+	f->fmt.vbi.offset = 244;
+	f->fmt.vbi.flags = 0;
+	f->fmt.vbi.start[0] = (dev->norm & V4L2_STD_625_50) ?
+	    PAL_VBI_START_LINE : NTSC_VBI_START_LINE;
+	f->fmt.vbi.count[0] = (dev->norm & V4L2_STD_625_50) ?
+	    PAL_VBI_LINES : NTSC_VBI_LINES;
+	f->fmt.vbi.start[1] = (dev->norm & V4L2_STD_625_50) ?
+	    PAL_VBI_START_LINE + 312 : NTSC_VBI_START_LINE + 263;
+	f->fmt.vbi.count[1] = f->fmt.vbi.count[0];
+
+	return 0;
+
+}
+
+static int vidioc_reqbufs(struct file *file, void *priv,
+			  struct v4l2_requestbuffers *rb)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	return videobuf_reqbufs(&fh->vb_vidq, rb);
+}
+
+static int vidioc_querybuf(struct file *file, void *priv, struct v4l2_buffer *b)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	return videobuf_querybuf(&fh->vb_vidq, b);
+}
+
+static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	return videobuf_qbuf(&fh->vb_vidq, b);
+}
+
+static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
+{
+	struct cx231xx_fh *fh = priv;
+	struct cx231xx *dev = fh->dev;
+	int rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	return videobuf_dqbuf(&fh->vb_vidq, b, file->f_flags & O_NONBLOCK);
+}
+
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf)
+{
+	struct cx231xx_fh *fh = priv;
+
+	return videobuf_cgmbuf(&fh->vb_vidq, mbuf, 8);
+}
+#endif
+
+/* ----------------------------------------------------------- */
+/* RADIO ESPECIFIC IOCTLS                                      */
+/* ----------------------------------------------------------- */
+
+static int radio_querycap(struct file *file, void *priv,
+			  struct v4l2_capability *cap)
+{
+	struct cx231xx *dev = ((struct cx231xx_fh *)priv)->dev;
+
+	strlcpy(cap->driver, "cx231xx", sizeof(cap->driver));
+	strlcpy(cap->card, cx231xx_boards[dev->model].name, sizeof(cap->card));
+	usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info));
+
+	cap->version = CX231XX_VERSION_CODE;
+	cap->capabilities = V4L2_CAP_TUNER;
+	return 0;
+}
+
+static int radio_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t)
+{
+	struct cx231xx *dev = ((struct cx231xx_fh *)priv)->dev;
+
+	if (unlikely(t->index > 0))
+		return -EINVAL;
+
+	strcpy(t->name, "Radio");
+	t->type = V4L2_TUNER_RADIO;
+
+	mutex_lock(&dev->lock);
+	cx231xx_i2c_call_clients(&dev->i2c_bus[1], VIDIOC_G_TUNER, t);
+	mutex_unlock(&dev->lock);
+
+	return 0;
+}
+
+static int radio_enum_input(struct file *file, void *priv, struct v4l2_input *i)
+{
+	if (i->index != 0)
+		return -EINVAL;
+	strcpy(i->name, "Radio");
+	i->type = V4L2_INPUT_TYPE_TUNER;
+
+	return 0;
+}
+
+static int radio_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
+{
+	if (unlikely(a->index))
+		return -EINVAL;
+
+	strcpy(a->name, "Radio");
+	return 0;
+}
+
+static int radio_s_tuner(struct file *file, void *priv, struct v4l2_tuner *t)
+{
+	struct cx231xx *dev = ((struct cx231xx_fh *)priv)->dev;
+
+	if (0 != t->index)
+		return -EINVAL;
+
+	mutex_lock(&dev->lock);
+	cx231xx_i2c_call_clients(&dev->i2c_bus[1], VIDIOC_S_TUNER, t);
+	mutex_unlock(&dev->lock);
+
+	return 0;
+}
+
+static int radio_s_audio(struct file *file, void *fh, struct v4l2_audio *a)
+{
+	return 0;
+}
+
+static int radio_s_input(struct file *file, void *fh, unsigned int i)
+{
+	return 0;
+}
+
+static int radio_queryctrl(struct file *file, void *priv,
+			   struct v4l2_queryctrl *c)
+{
+	int i;
+
+	if (c->id < V4L2_CID_BASE || c->id >= V4L2_CID_LASTP1)
+		return -EINVAL;
+	if (c->id == V4L2_CID_AUDIO_MUTE) {
+		for (i = 0; i < CX231XX_CTLS; i++)
+			if (cx231xx_ctls[i].v.id == c->id)
+				break;
+		*c = cx231xx_ctls[i].v;
+	} else
+		*c = no_ctl;
+	return 0;
+}
+
+/*
+ * cx231xx_v4l2_open()
+ * inits the device and starts isoc transfer
+ */
+static int cx231xx_v4l2_open(struct file *filp)
+{
+	int minor = video_devdata(filp)->minor;
+	int errCode = 0, radio = 0;
+	struct cx231xx *dev = NULL;
+	struct cx231xx_fh *fh;
+	enum v4l2_buf_type fh_type = 0;
+
+	dev = cx231xx_get_device(minor, &fh_type, &radio);
+	if (NULL == dev)
+		return -ENODEV;
+
+	mutex_lock(&dev->lock);
+
+	cx231xx_videodbg("open minor=%d type=%s users=%d\n",
+			 minor, v4l2_type_names[fh_type], dev->users);
+
+#if 0				/* Keep */
+	errCode = cx231xx_set_mode(dev, CX231XX_ANALOG_MODE);
+	if (errCode < 0) {
+		cx231xx_errdev
+		    ("Device locked on digital mode. Can't open analog\n");
+		mutex_unlock(&dev->lock);
+		return -EBUSY;
+	}
+#endif
+
+	fh = kzalloc(sizeof(struct cx231xx_fh), GFP_KERNEL);
+	if (!fh) {
+		cx231xx_errdev("cx231xx-video.c: Out of memory?!\n");
+		mutex_unlock(&dev->lock);
+		return -ENOMEM;
+	}
+	fh->dev = dev;
+	fh->radio = radio;
+	fh->type = fh_type;
+	filp->private_data = fh;
+
+	if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE && dev->users == 0) {
+		dev->width = norm_maxw(dev);
+		dev->height = norm_maxh(dev);
+		dev->hscale = 0;
+		dev->vscale = 0;
+
+		/* Power up in Analog TV mode */
+		cx231xx_set_power_mode(dev, POLARIS_AVMODE_ANALOGT_TV);
+
+#if 0				/* Keep */
+		cx231xx_set_mode(dev, CX231XX_ANALOG_MODE);
+#endif
+		cx231xx_resolution_set(dev);
+
+		/* set video alternate setting */
+		cx231xx_set_video_alternate(dev);
+
+		/* Needed, since GPIO might have disabled power of
+		   some i2c device */
+		cx231xx_config_i2c(dev);
+
+		/* device needs to be initialized before isoc transfer */
+		dev->video_input = dev->video_input > 2 ? 2 : dev->video_input;
+		video_mux(dev, dev->video_input);
+
+	}
+	if (fh->radio) {
+		cx231xx_videodbg("video_open: setting radio device\n");
+
+		/* cx231xx_start_radio(dev); */
+
+		cx231xx_i2c_call_clients(&dev->i2c_bus[1], AUDC_SET_RADIO,
+					 NULL);
+	}
+
+	dev->users++;
+
+	if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		videobuf_queue_vmalloc_init(&fh->vb_vidq, &cx231xx_video_qops,
+					    NULL, &dev->video_mode.slock,
+					    fh->type, V4L2_FIELD_INTERLACED,
+					    sizeof(struct cx231xx_buffer), fh);
+	if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
+		/* Set the required alternate setting  VBI interface works in
+		   Bulk mode only */
+		cx231xx_set_alt_setting(dev, INDEX_VANC, 0);
+
+		videobuf_queue_vmalloc_init(&fh->vb_vidq, &cx231xx_vbi_qops,
+					    NULL, &dev->vbi_mode.slock,
+					    fh->type, V4L2_FIELD_SEQ_TB,
+					    sizeof(struct cx231xx_buffer), fh);
+	}
+
+	mutex_unlock(&dev->lock);
+
+	return errCode;
+}
+
+/*
+ * cx231xx_realease_resources()
+ * unregisters the v4l2,i2c and usb devices
+ * called when the device gets disconected or at module unload
+*/
+void cx231xx_release_analog_resources(struct cx231xx *dev)
+{
+
+	/*FIXME: I2C IR should be disconnected */
+
+	if (dev->radio_dev) {
+		if (-1 != dev->radio_dev->minor)
+			video_unregister_device(dev->radio_dev);
+		else
+			video_device_release(dev->radio_dev);
+		dev->radio_dev = NULL;
+	}
+	if (dev->vbi_dev) {
+		cx231xx_info("V4L2 device /dev/vbi%d deregistered\n",
+			     dev->vbi_dev->num);
+		if (-1 != dev->vbi_dev->minor)
+			video_unregister_device(dev->vbi_dev);
+		else
+			video_device_release(dev->vbi_dev);
+		dev->vbi_dev = NULL;
+	}
+	if (dev->vdev) {
+		cx231xx_info("V4L2 device /dev/video%d deregistered\n",
+			     dev->vdev->num);
+		if (-1 != dev->vdev->minor)
+			video_unregister_device(dev->vdev);
+		else
+			video_device_release(dev->vdev);
+		dev->vdev = NULL;
+	}
+}
+
+/*
+ * cx231xx_v4l2_close()
+ * stops streaming and deallocates all resources allocated by the v4l2
+ * calls and ioctls
+ */
+static int cx231xx_v4l2_close(struct file *filp)
+{
+	struct cx231xx_fh *fh = filp->private_data;
+	struct cx231xx *dev = fh->dev;
+
+	cx231xx_videodbg("users=%d\n", dev->users);
+
+	mutex_lock(&dev->lock);
+
+	if (res_check(fh))
+		res_free(fh);
+
+	if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
+		videobuf_stop(&fh->vb_vidq);
+		videobuf_mmap_free(&fh->vb_vidq);
+
+		/* the device is already disconnect,
+		   free the remaining resources */
+		if (dev->state & DEV_DISCONNECTED) {
+			cx231xx_release_resources(dev);
+			mutex_unlock(&dev->lock);
+			kfree(dev);
+			return 0;
+		}
+
+		/* do this before setting alternate! */
+		cx231xx_uninit_vbi_isoc(dev);
+
+		/* set alternate 0 */
+		if (!dev->vbi_or_sliced_cc_mode)
+			cx231xx_set_alt_setting(dev, INDEX_VANC, 0);
+		else
+			cx231xx_set_alt_setting(dev, INDEX_HANC, 0);
+
+		kfree(fh);
+		dev->users--;
+		wake_up_interruptible_nr(&dev->open, 1);
+		mutex_unlock(&dev->lock);
+		return 0;
+	}
+
+	if (dev->users == 1) {
+		videobuf_stop(&fh->vb_vidq);
+		videobuf_mmap_free(&fh->vb_vidq);
+
+		/* the device is already disconnect,
+		   free the remaining resources */
+		if (dev->state & DEV_DISCONNECTED) {
+			cx231xx_release_resources(dev);
+			mutex_unlock(&dev->lock);
+			kfree(dev);
+			return 0;
+		}
+
+		/* Save some power by putting tuner to sleep */
+		cx231xx_i2c_call_clients(&dev->i2c_bus[1], TUNER_SET_STANDBY,
+					 NULL);
+
+		/* do this before setting alternate! */
+		cx231xx_uninit_isoc(dev);
+		cx231xx_set_mode(dev, CX231XX_SUSPEND);
+
+		/* set alternate 0 */
+		cx231xx_set_alt_setting(dev, INDEX_VIDEO, 0);
+	}
+	kfree(fh);
+	dev->users--;
+	wake_up_interruptible_nr(&dev->open, 1);
+	mutex_unlock(&dev->lock);
+	return 0;
+}
+
+/*
+ * cx231xx_v4l2_read()
+ * will allocate buffers when called for the first time
+ */
+static ssize_t
+cx231xx_v4l2_read(struct file *filp, char __user *buf, size_t count,
+		  loff_t *pos)
+{
+	struct cx231xx_fh *fh = filp->private_data;
+	struct cx231xx *dev = fh->dev;
+	int rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	if ((fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) ||
+	    (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)) {
+		mutex_lock(&dev->lock);
+		rc = res_get(fh);
+		mutex_unlock(&dev->lock);
+
+		if (unlikely(rc < 0))
+			return rc;
+
+		return videobuf_read_stream(&fh->vb_vidq, buf, count, pos, 0,
+					    filp->f_flags & O_NONBLOCK);
+	}
+	return 0;
+}
+
+/*
+ * cx231xx_v4l2_poll()
+ * will allocate buffers when called for the first time
+ */
+static unsigned int cx231xx_v4l2_poll(struct file *filp, poll_table * wait)
+{
+	struct cx231xx_fh *fh = filp->private_data;
+	struct cx231xx *dev = fh->dev;
+	int rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	mutex_lock(&dev->lock);
+	rc = res_get(fh);
+	mutex_unlock(&dev->lock);
+
+	if (unlikely(rc < 0))
+		return POLLERR;
+
+	if ((V4L2_BUF_TYPE_VIDEO_CAPTURE == fh->type) ||
+	    (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type))
+		return videobuf_poll_stream(filp, &fh->vb_vidq, wait);
+	else
+		return POLLERR;
+}
+
+/*
+ * cx231xx_v4l2_mmap()
+ */
+static int cx231xx_v4l2_mmap(struct file *filp, struct vm_area_struct *vma)
+{
+	struct cx231xx_fh *fh = filp->private_data;
+	struct cx231xx *dev = fh->dev;
+	int rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	mutex_lock(&dev->lock);
+	rc = res_get(fh);
+	mutex_unlock(&dev->lock);
+
+	if (unlikely(rc < 0))
+		return rc;
+
+	rc = videobuf_mmap_mapper(&fh->vb_vidq, vma);
+
+	cx231xx_videodbg("vma start=0x%08lx, size=%ld, ret=%d\n",
+			 (unsigned long)vma->vm_start,
+			 (unsigned long)vma->vm_end -
+			 (unsigned long)vma->vm_start, rc);
+
+	return rc;
+}
+
+static const struct v4l2_file_operations cx231xx_v4l_fops = {
+	.owner   = THIS_MODULE,
+	.open    = cx231xx_v4l2_open,
+	.release = cx231xx_v4l2_close,
+	.read    = cx231xx_v4l2_read,
+	.poll    = cx231xx_v4l2_poll,
+	.mmap    = cx231xx_v4l2_mmap,
+	.ioctl   = video_ioctl2,
+};
+
+static const struct v4l2_ioctl_ops video_ioctl_ops = {
+	.vidioc_querycap               = vidioc_querycap,
+	.vidioc_enum_fmt_vid_cap       = vidioc_enum_fmt_vid_cap,
+	.vidioc_g_fmt_vid_cap          = vidioc_g_fmt_vid_cap,
+	.vidioc_try_fmt_vid_cap        = vidioc_try_fmt_vid_cap,
+	.vidioc_s_fmt_vid_cap          = vidioc_s_fmt_vid_cap,
+	.vidioc_g_fmt_vbi_cap          = vidioc_g_fmt_vbi_cap,
+	.vidioc_try_fmt_vbi_cap        = vidioc_try_fmt_vbi_cap,
+	.vidioc_s_fmt_vbi_cap          = vidioc_try_fmt_vbi_cap,
+	.vidioc_g_audio                =  vidioc_g_audio,
+	.vidioc_s_audio                = vidioc_s_audio,
+	.vidioc_cropcap                = vidioc_cropcap,
+	.vidioc_g_fmt_sliced_vbi_cap   = vidioc_g_fmt_sliced_vbi_cap,
+	.vidioc_try_fmt_sliced_vbi_cap = vidioc_try_set_sliced_vbi_cap,
+	.vidioc_reqbufs                = vidioc_reqbufs,
+	.vidioc_querybuf               = vidioc_querybuf,
+	.vidioc_qbuf                   = vidioc_qbuf,
+	.vidioc_dqbuf                  = vidioc_dqbuf,
+	.vidioc_s_std                  = vidioc_s_std,
+	.vidioc_g_std                  = vidioc_g_std,
+	.vidioc_enum_input             = vidioc_enum_input,
+	.vidioc_g_input                = vidioc_g_input,
+	.vidioc_s_input                = vidioc_s_input,
+	.vidioc_queryctrl              = vidioc_queryctrl,
+	.vidioc_g_ctrl                 = vidioc_g_ctrl,
+	.vidioc_s_ctrl                 = vidioc_s_ctrl,
+	.vidioc_streamon               = vidioc_streamon,
+	.vidioc_streamoff              = vidioc_streamoff,
+	.vidioc_g_tuner                = vidioc_g_tuner,
+	.vidioc_s_tuner                = vidioc_s_tuner,
+	.vidioc_g_frequency            = vidioc_g_frequency,
+	.vidioc_s_frequency            = vidioc_s_frequency,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.vidioc_g_register             = vidioc_g_register,
+	.vidioc_s_register             = vidioc_s_register,
+#endif
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+	.vidiocgmbuf                   = vidiocgmbuf,
+#endif
+};
+
+static struct video_device cx231xx_vbi_template;
+
+static const struct video_device cx231xx_video_template = {
+	.fops         = &cx231xx_v4l_fops,
+	.release      = video_device_release,
+	.ioctl_ops    = &video_ioctl_ops,
+	.minor        = -1,
+	.tvnorms      = V4L2_STD_ALL,
+	.current_norm = V4L2_STD_PAL,
+};
+
+static const struct v4l2_file_operations radio_fops = {
+	.owner   = THIS_MODULE,
+	.open   = cx231xx_v4l2_open,
+	.release = cx231xx_v4l2_close,
+	.ioctl   = video_ioctl2,
+};
+
+static const struct v4l2_ioctl_ops radio_ioctl_ops = {
+	.vidioc_querycap    = radio_querycap,
+	.vidioc_g_tuner     = radio_g_tuner,
+	.vidioc_enum_input  = radio_enum_input,
+	.vidioc_g_audio     = radio_g_audio,
+	.vidioc_s_tuner     = radio_s_tuner,
+	.vidioc_s_audio     = radio_s_audio,
+	.vidioc_s_input     = radio_s_input,
+	.vidioc_queryctrl   = radio_queryctrl,
+	.vidioc_g_ctrl      = vidioc_g_ctrl,
+	.vidioc_s_ctrl      = vidioc_s_ctrl,
+	.vidioc_g_frequency = vidioc_g_frequency,
+	.vidioc_s_frequency = vidioc_s_frequency,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.vidioc_g_register  = vidioc_g_register,
+	.vidioc_s_register  = vidioc_s_register,
+#endif
+};
+
+static struct video_device cx231xx_radio_template = {
+	.name      = "cx231xx-radio",
+	.fops      = &radio_fops,
+	.ioctl_ops = &radio_ioctl_ops,
+	.minor     = -1,
+};
+
+/******************************** usb interface ******************************/
+
+static struct video_device *cx231xx_vdev_init(struct cx231xx *dev,
+		const struct video_device
+		*template, const char *type_name)
+{
+	struct video_device *vfd;
+
+	vfd = video_device_alloc();
+	if (NULL == vfd)
+		return NULL;
+
+	*vfd = *template;
+	vfd->minor = -1;
+	vfd->parent = &dev->udev->dev;
+	vfd->release = video_device_release;
+	vfd->debug = video_debug;
+
+	snprintf(vfd->name, sizeof(vfd->name), "%s %s", dev->name, type_name);
+
+	return vfd;
+}
+
+int cx231xx_register_analog_devices(struct cx231xx *dev)
+{
+	int ret;
+
+	cx231xx_info("%s()\n", __func__);
+
+	cx231xx_info("%s: v4l2 driver version %d.%d.%d\n",
+		     dev->name,
+		     (CX231XX_VERSION_CODE >> 16) & 0xff,
+		     (CX231XX_VERSION_CODE >> 8) & 0xff,
+		     CX231XX_VERSION_CODE & 0xff);
+
+	/* set default norm */
+	/*dev->norm = cx231xx_video_template.current_norm; */
+	dev->width = norm_maxw(dev);
+	dev->height = norm_maxh(dev);
+	dev->interlaced = 0;
+	dev->hscale = 0;
+	dev->vscale = 0;
+
+	/* Analog specific initialization */
+	dev->format = &format[0];
+	/* video_mux(dev, dev->video_input); */
+
+	/* Audio defaults */
+	dev->mute = 1;
+	dev->volume = 0x1f;
+
+	/* enable vbi capturing */
+	/* write code here...  */
+
+	/* allocate and fill video video_device struct */
+	dev->vdev = cx231xx_vdev_init(dev, &cx231xx_video_template, "video");
+	if (!dev->vdev) {
+		cx231xx_errdev("cannot allocate video_device.\n");
+		return -ENODEV;
+	}
+
+	/* register v4l2 video video_device */
+	ret = video_register_device(dev->vdev, VFL_TYPE_GRABBER,
+				    video_nr[dev->devno]);
+	if (ret) {
+		cx231xx_errdev("unable to register video device (error=%i).\n",
+			       ret);
+		return ret;
+	}
+
+	cx231xx_info("%s/0: registered device video%d [v4l2]\n",
+		     dev->name, dev->vdev->num);
+
+	/* Initialize VBI template */
+	memcpy(&cx231xx_vbi_template, &cx231xx_video_template,
+	       sizeof(cx231xx_vbi_template));
+	strcpy(cx231xx_vbi_template.name, "cx231xx-vbi");
+
+	/* Allocate and fill vbi video_device struct */
+	dev->vbi_dev = cx231xx_vdev_init(dev, &cx231xx_vbi_template, "vbi");
+
+	/* register v4l2 vbi video_device */
+	ret = video_register_device(dev->vbi_dev, VFL_TYPE_VBI,
+				    vbi_nr[dev->devno]);
+	if (ret < 0) {
+		cx231xx_errdev("unable to register vbi device\n");
+		return ret;
+	}
+
+	cx231xx_info("%s/0: registered device vbi%d\n",
+		     dev->name, dev->vbi_dev->num);
+
+	if (cx231xx_boards[dev->model].radio.type == CX231XX_RADIO) {
+		dev->radio_dev = cx231xx_vdev_init(dev, &cx231xx_radio_template,
+						   "radio");
+		if (!dev->radio_dev) {
+			cx231xx_errdev("cannot allocate video_device.\n");
+			return -ENODEV;
+		}
+		ret = video_register_device(dev->radio_dev, VFL_TYPE_RADIO,
+					    radio_nr[dev->devno]);
+		if (ret < 0) {
+			cx231xx_errdev("can't register radio device\n");
+			return ret;
+		}
+		cx231xx_info("Registered radio device as /dev/radio%d\n",
+			     dev->radio_dev->num);
+	}
+
+	cx231xx_info("V4L2 device registered as /dev/video%d and /dev/vbi%d\n",
+		     dev->vdev->num, dev->vbi_dev->num);
+
+	return 0;
+}
diff --git a/linux/drivers/media/video/cx231xx/cx231xx.h b/linux/drivers/media/video/cx231xx/cx231xx.h
new file mode 100644
index 000000000..8ab6c615e
--- /dev/null
+++ b/linux/drivers/media/video/cx231xx/cx231xx.h
@@ -0,0 +1,775 @@
+/*
+   cx231xx.h - driver for Conexant Cx23100/101/102 USB video capture devices
+
+   Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
+	Based on em28xx driver
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef _CX231XX_H
+#define _CX231XX_H
+
+#include "compat.h"
+#include <linux/videodev2.h>
+#include <media/videobuf-vmalloc.h>
+
+#include <linux/i2c.h>
+#include <linux/i2c-algo-bit.h>
+#include <linux/mutex.h>
+#include <media/ir-kbd-i2c.h>
+#if defined(CONFIG_VIDEO_CX231XX_DVB) || \
+	defined(CONFIG_VIDEO_CX231XX_DVB_MODULE)
+#include <media/videobuf-dvb.h>
+#endif
+
+#include "cx231xx-reg.h"
+#include "cx231xx-pcb-cfg.h"
+#include "cx231xx-conf-reg.h"
+
+#define DRIVER_NAME                     "cx231xx"
+#define PWR_SLEEP_INTERVAL              5
+
+/* I2C addresses for control block in Cx231xx */
+#define     Colibri_DEVICE_ADDRESS      0x60
+#define     Flatrion_DEVICE_ADDRESS     0x98
+#define     HAMMERHEAD_I2C_ADDRESS      0x88
+#define     DIF_USE_BASEBAND            0xFFFFFFFF
+
+/* Boards supported by driver */
+#define CX231XX_BOARD_UNKNOWN		    0
+#define CX231XX_BOARD_CNXT_RDE_250     	1
+#define CX231XX_BOARD_CNXT_RDU_250     	2
+
+/* Limits minimum and default number of buffers */
+#define CX231XX_MIN_BUF                 4
+#define CX231XX_DEF_BUF                 12
+#define CX231XX_DEF_VBI_BUF             6
+
+#define VBI_LINE_COUNT                  17
+#define VBI_LINE_LENGTH                 1440
+
+/*Limits the max URB message size */
+#define URB_MAX_CTRL_SIZE               80
+
+/* Params for validated field */
+#define CX231XX_BOARD_NOT_VALIDATED     1
+#define CX231XX_BOARD_VALIDATED		0
+
+/* maximum number of cx231xx boards */
+#define CX231XX_MAXBOARDS               8
+
+/* maximum number of frames that can be queued */
+#define CX231XX_NUM_FRAMES              5
+
+/* number of buffers for isoc transfers */
+#define CX231XX_NUM_BUFS                8
+
+/* number of packets for each buffer
+   windows requests only 40 packets .. so we better do the same
+   this is what I found out for all alternate numbers there!
+ */
+#define CX231XX_NUM_PACKETS             40
+
+/* default alternate; 0 means choose the best */
+#define CX231XX_PINOUT                  0
+
+#define CX231XX_INTERLACED_DEFAULT      1
+
+/* time to wait when stopping the isoc transfer */
+#define CX231XX_URB_TIMEOUT		\
+		msecs_to_jiffies(CX231XX_NUM_BUFS * CX231XX_NUM_PACKETS)
+
+enum cx231xx_mode {
+	CX231XX_SUSPEND,
+	CX231XX_ANALOG_MODE,
+	CX231XX_DIGITAL_MODE,
+};
+
+enum cx231xx_std_mode {
+	CX231XX_TV_AIR = 0,
+	CX231XX_TV_CABLE
+};
+
+enum cx231xx_stream_state {
+	STREAM_OFF,
+	STREAM_INTERRUPT,
+	STREAM_ON,
+};
+
+struct cx231xx;
+
+struct cx231xx_usb_isoc_ctl {
+	/* max packet size of isoc transaction */
+	int max_pkt_size;
+
+	/* number of allocated urbs */
+	int num_bufs;
+
+	/* urb for isoc transfers */
+	struct urb **urb;
+
+	/* transfer buffers for isoc transfer */
+	char **transfer_buffer;
+
+	/* Last buffer command and region */
+	u8 cmd;
+	int pos, size, pktsize;
+
+	/* Last field: ODD or EVEN? */
+	int field;
+
+	/* Stores incomplete commands */
+	u32 tmp_buf;
+	int tmp_buf_len;
+
+	/* Stores already requested buffers */
+	struct cx231xx_buffer *buf;
+
+	/* Stores the number of received fields */
+	int nfields;
+
+	/* isoc urb callback */
+	int (*isoc_copy) (struct cx231xx *dev, struct urb *urb);
+};
+
+struct cx231xx_fmt {
+	char *name;
+	u32 fourcc;		/* v4l2 format id */
+	int depth;
+	int reg;
+};
+
+/* buffer for one video frame */
+struct cx231xx_buffer {
+	/* common v4l buffer stuff -- must be first */
+	struct videobuf_buffer vb;
+
+	struct list_head frame;
+	int top_field;
+	int receiving;
+};
+
+struct cx231xx_dmaqueue {
+	struct list_head active;
+	struct list_head queued;
+
+	wait_queue_head_t wq;
+
+	/* Counters to control buffer fill */
+	int pos;
+	u8 is_partial_line;
+	u8 partial_buf[8];
+	u8 last_sav;
+	int current_field;
+	u32 bytes_left_in_line;
+	u32 lines_completed;
+	u8 field1_done;
+	u32 lines_per_field;
+};
+
+/* inputs */
+
+#define MAX_CX231XX_INPUT               4
+
+enum cx231xx_itype {
+	CX231XX_VMUX_COMPOSITE1 = 1,
+	CX231XX_VMUX_SVIDEO,
+	CX231XX_VMUX_TELEVISION,
+	CX231XX_VMUX_CABLE,
+	CX231XX_RADIO,
+	CX231XX_VMUX_DVB,
+	CX231XX_VMUX_DEBUG
+};
+
+enum cx231xx_v_input {
+	CX231XX_VIN_1_1 = 0x1,
+	CX231XX_VIN_2_1,
+	CX231XX_VIN_3_1,
+	CX231XX_VIN_4_1,
+	CX231XX_VIN_1_2 = 0x01,
+	CX231XX_VIN_2_2,
+	CX231XX_VIN_3_2,
+	CX231XX_VIN_1_3 = 0x1,
+	CX231XX_VIN_2_3,
+	CX231XX_VIN_3_3,
+};
+
+/* cx231xx has two audio inputs: tuner and line in */
+enum cx231xx_amux {
+	/* This is the only entry for cx231xx tuner input */
+	CX231XX_AMUX_VIDEO,	/* cx231xx tuner */
+	CX231XX_AMUX_LINE_IN,	/* Line In */
+};
+
+struct cx231xx_reg_seq {
+	unsigned char bit;
+	unsigned char val;
+	int sleep;
+};
+
+struct cx231xx_input {
+	enum cx231xx_itype type;
+	unsigned int vmux;
+	enum cx231xx_amux amux;
+	struct cx231xx_reg_seq *gpio;
+};
+
+#define INPUT(nr) (&cx231xx_boards[dev->model].input[nr])
+
+enum cx231xx_decoder {
+	CX231XX_NODECODER,
+	CX231XX_AVDECODER
+};
+
+enum CX231XX_I2C_MASTER_PORT {
+	I2C_0 = 0,
+	I2C_1 = 1,
+	I2C_2 = 2,
+	I2C_3 = 3
+};
+
+struct cx231xx_board {
+	char *name;
+	int vchannels;
+	int tuner_type;
+	int tuner_addr;
+	v4l2_std_id norm;	/* tv norm */
+
+	/* demod related */
+	int demod_addr;
+	u8 demod_xfer_mode;	/* 0 - Serial; 1 - parallel */
+
+	/* GPIO Pins */
+	struct cx231xx_reg_seq *dvb_gpio;
+	struct cx231xx_reg_seq *suspend_gpio;
+	struct cx231xx_reg_seq *tuner_gpio;
+	u8 tuner_sif_gpio;
+	u8 tuner_scl_gpio;
+	u8 tuner_sda_gpio;
+
+	/* PIN ctrl */
+	u32 ctl_pin_status_mask;
+	u8 agc_analog_digital_select_gpio;
+	u32 gpio_pin_status_mask;
+
+	/* i2c masters */
+	u8 tuner_i2c_master;
+	u8 demod_i2c_master;
+
+	unsigned int max_range_640_480:1;
+	unsigned int has_dvb:1;
+	unsigned int valid:1;
+
+	unsigned char xclk, i2c_speed;
+
+	enum cx231xx_decoder decoder;
+
+	struct cx231xx_input input[MAX_CX231XX_INPUT];
+	struct cx231xx_input radio;
+	IR_KEYTAB_TYPE *ir_codes;
+};
+
+/* device states */
+enum cx231xx_dev_state {
+	DEV_INITIALIZED = 0x01,
+	DEV_DISCONNECTED = 0x02,
+	DEV_MISCONFIGURED = 0x04,
+};
+
+enum AFE_MODE {
+	AFE_MODE_LOW_IF,
+	AFE_MODE_BASEBAND,
+	AFE_MODE_EU_HI_IF,
+	AFE_MODE_US_HI_IF,
+	AFE_MODE_JAPAN_HI_IF
+};
+
+enum AUDIO_INPUT {
+	AUDIO_INPUT_MUTE,
+	AUDIO_INPUT_LINE,
+	AUDIO_INPUT_TUNER_TV,
+	AUDIO_INPUT_SPDIF,
+	AUDIO_INPUT_TUNER_FM
+};
+
+#define CX231XX_AUDIO_BUFS              5
+#define CX231XX_NUM_AUDIO_PACKETS       64
+#define CX231XX_CAPTURE_STREAM_EN       1
+#define CX231XX_STOP_AUDIO              0
+#define CX231XX_START_AUDIO             1
+
+/* cx231xx extensions */
+#define CX231XX_AUDIO                   0x10
+#define CX231XX_DVB                     0x20
+
+struct cx231xx_audio {
+	char name[50];
+	char *transfer_buffer[CX231XX_AUDIO_BUFS];
+	struct urb *urb[CX231XX_AUDIO_BUFS];
+	struct usb_device *udev;
+	unsigned int capture_transfer_done;
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 16)
+	snd_pcm_substream_t *capture_pcm_substream;
+#else
+	struct snd_pcm_substream *capture_pcm_substream;
+#endif
+
+	unsigned int hwptr_done_capture;
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 16)
+	snd_card_t *sndcard;
+#else
+	struct snd_card *sndcard;
+#endif
+
+	int users, shutdown;
+	enum cx231xx_stream_state capture_stream;
+	spinlock_t slock;
+
+	int alt;		/* alternate */
+	int max_pkt_size;	/* max packet size of isoc transaction */
+	int num_alt;		/* Number of alternative settings */
+	unsigned int *alt_max_pkt_size;	/* array of wMaxPacketSize */
+	u16 end_point_addr;
+};
+
+struct cx231xx;
+
+struct cx231xx_fh {
+	struct cx231xx *dev;
+	unsigned int stream_on:1;	/* Locks streams */
+	int radio;
+
+	struct videobuf_queue vb_vidq;
+
+	enum v4l2_buf_type type;
+};
+
+/*****************************************************************/
+/* set/get i2c */
+/* 00--1Mb/s, 01-400kb/s, 10--100kb/s, 11--5Mb/s */
+#define I2C_SPEED_1M            0x0
+#define I2C_SPEED_400K          0x1
+#define I2C_SPEED_100K          0x2
+#define I2C_SPEED_5M            0x3
+
+/* 0-- STOP transaction */
+#define I2C_STOP                0x0
+/* 1-- do not transmit STOP at end of transaction */
+#define I2C_NOSTOP              0x1
+/* 1--alllow slave to insert clock wait states */
+#define I2C_SYNC                0x1
+
+struct cx231xx_i2c {
+	struct cx231xx *dev;
+
+	int nr;
+
+	/* i2c i/o */
+	struct i2c_adapter i2c_adap;
+	struct i2c_algo_bit_data i2c_algo;
+	struct i2c_client i2c_client;
+	u32 i2c_rc;
+
+	/* different settings for each bus */
+	u8 i2c_period;
+	u8 i2c_nostop;
+	u8 i2c_reserve;
+};
+
+struct cx231xx_i2c_xfer_data {
+	u8 dev_addr;
+	u8 direction;		/* 1 - IN, 0 - OUT */
+	u8 saddr_len;		/* sub address len */
+	u16 saddr_dat;		/* sub addr data */
+	u8 buf_size;		/* buffer size */
+	u8 *p_buffer;		/* pointer to the buffer */
+};
+
+struct VENDOR_REQUEST_IN {
+	u8 bRequest;
+	u16 wValue;
+	u16 wIndex;
+	u16 wLength;
+	u8 direction;
+	u8 bData;
+	u8 *pBuff;
+};
+
+struct cx231xx_ctrl {
+	struct v4l2_queryctrl v;
+	u32 off;
+	u32 reg;
+	u32 mask;
+	u32 shift;
+};
+
+enum TRANSFER_TYPE {
+	Raw_Video = 0,
+	Audio,
+	Vbi,			/* VANC */
+	Sliced_cc,		/* HANC */
+	TS1_serial_mode,
+	TS2,
+	TS1_parallel_mode
+} ;
+
+struct cx231xx_video_mode {
+	/* Isoc control struct */
+	struct cx231xx_dmaqueue vidq;
+	struct cx231xx_usb_isoc_ctl isoc_ctl;
+	spinlock_t slock;
+
+	/* usb transfer */
+	int alt;		/* alternate */
+	int max_pkt_size;	/* max packet size of isoc transaction */
+	int num_alt;		/* Number of alternative settings */
+	unsigned int *alt_max_pkt_size;	/* array of wMaxPacketSize */
+	u16 end_point_addr;
+};
+
+/* main device struct */
+struct cx231xx {
+	/* generic device properties */
+	char name[30];		/* name (including minor) of the device */
+	int model;		/* index in the device_data struct */
+	int devno;		/* marks the number of this device */
+
+	struct cx231xx_board board;
+
+	unsigned int stream_on:1;	/* Locks streams */
+	unsigned int vbi_stream_on:1;	/* Locks streams for VBI */
+	unsigned int has_audio_class:1;
+	unsigned int has_alsa_audio:1;
+
+	struct cx231xx_fmt *format;
+
+	struct cx231xx_IR *ir;
+
+	struct list_head devlist;
+
+	int tuner_type;		/* type of the tuner */
+	int tuner_addr;		/* tuner address */
+
+	/* I2C adapters: Master 1 & 2 (External) & Master 3 (Internal only) */
+	struct cx231xx_i2c i2c_bus[3];
+	unsigned int xc_fw_load_done:1;
+	struct mutex gpio_i2c_lock;
+
+	/* video for linux */
+	int users;		/* user count for exclusive use */
+	struct video_device *vdev;	/* video for linux device struct */
+	v4l2_std_id norm;	/* selected tv norm */
+	int ctl_freq;		/* selected frequency */
+	unsigned int ctl_ainput;	/* selected audio input */
+	int mute;
+	int volume;
+
+	/* frame properties */
+	int width;		/* current frame width */
+	int height;		/* current frame height */
+	unsigned hscale;	/* horizontal scale factor (see datasheet) */
+	unsigned vscale;	/* vertical scale factor (see datasheet) */
+	int interlaced;		/* 1=interlace fileds, 0=just top fileds */
+
+	struct cx231xx_audio adev;
+
+	/* states */
+	enum cx231xx_dev_state state;
+
+	struct work_struct request_module_wk;
+
+	/* locks */
+	struct mutex lock;
+	struct mutex ctrl_urb_lock;	/* protects urb_buf */
+	struct list_head inqueue, outqueue;
+	wait_queue_head_t open, wait_frame, wait_stream;
+	struct video_device *vbi_dev;
+	struct video_device *radio_dev;
+
+	unsigned char eedata[256];
+
+	struct cx231xx_video_mode video_mode;
+	struct cx231xx_video_mode vbi_mode;
+	struct cx231xx_video_mode sliced_cc_mode;
+	struct cx231xx_video_mode ts1_mode;
+
+	struct usb_device *udev;	/* the usb device */
+	char urb_buf[URB_MAX_CTRL_SIZE];	/* urb control msg buffer */
+
+	/* helper funcs that call usb_control_msg */
+	int (*cx231xx_read_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
+				      char *buf, int len);
+	int (*cx231xx_write_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
+				       char *buf, int len);
+	int (*cx231xx_send_usb_command) (struct cx231xx_i2c *i2c_bus,
+				struct cx231xx_i2c_xfer_data *req_data);
+	int (*cx231xx_gpio_i2c_read) (struct cx231xx *dev, u8 dev_addr,
+				      u8 *buf, u8 len);
+	int (*cx231xx_gpio_i2c_write) (struct cx231xx *dev, u8 dev_addr,
+				       u8 *buf, u8 len);
+
+	int (*cx231xx_set_analog_freq) (struct cx231xx *dev, u32 freq);
+	int (*cx231xx_reset_analog_tuner) (struct cx231xx *dev);
+
+	enum cx231xx_mode mode;
+
+	struct cx231xx_dvb *dvb;
+
+	/* Cx231xx supported PCB config's */
+	struct pcb_config current_pcb_config;
+	u8 current_scenario_idx;
+	u8 interface_count;
+	u8 max_iad_interface_count;
+
+	/* GPIO related register direction and values */
+	u32 gpio_dir;
+	u32 gpio_val;
+
+	/* Power Modes */
+	int power_mode;
+
+	/* colibri parameters */
+	enum AFE_MODE colibri_mode;
+	u32 colibri_ref_count;
+
+	/* video related parameters */
+	u32 video_input;
+	u32 active_mode;
+	u8 vbi_or_sliced_cc_mode;	/* 0 - vbi ; 1 - sliced cc mode */
+	enum cx231xx_std_mode std_mode;	/* 0 - Air; 1 - cable */
+
+};
+
+struct cx231xx_ops {
+	struct list_head next;
+	char *name;
+	int id;
+	int (*init) (struct cx231xx *);
+	int (*fini) (struct cx231xx *);
+};
+
+/* call back functions in dvb module */
+int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq);
+int cx231xx_reset_analog_tuner(struct cx231xx *dev);
+
+/* Provided by cx231xx-i2c.c */
+void cx231xx_i2c_call_clients(struct cx231xx_i2c *bus, unsigned int cmd,
+			      void *arg);
+void cx231xx_do_i2c_scan(struct cx231xx *dev, struct i2c_client *c);
+int cx231xx_i2c_register(struct cx231xx_i2c *bus);
+int cx231xx_i2c_unregister(struct cx231xx_i2c *bus);
+
+/* Internal block control functions */
+int cx231xx_read_i2c_data(struct cx231xx *dev, u8 dev_addr,
+			  u16 saddr, u8 saddr_len, u32 *data, u8 data_len);
+int cx231xx_write_i2c_data(struct cx231xx *dev, u8 dev_addr,
+			   u16 saddr, u8 saddr_len, u32 data, u8 data_len);
+int cx231xx_reg_mask_write(struct cx231xx *dev, u8 dev_addr, u8 size,
+			   u16 register_address, u8 bit_start, u8 bit_end,
+			   u32 value);
+int cx231xx_read_modify_write_i2c_dword(struct cx231xx *dev, u8 dev_addr,
+					u16 saddr, u32 mask, u32 value);
+u32 cx231xx_set_field(u32 field_mask, u32 data);
+
+/* Colibri related functions */
+int cx231xx_colibri_init_super_block(struct cx231xx *dev, u32 ref_count);
+int cx231xx_colibri_init_channels(struct cx231xx *dev);
+int cx231xx_colibri_setup_AFE_for_baseband(struct cx231xx *dev);
+int cx231xx_colibri_set_input_mux(struct cx231xx *dev, u32 input_mux);
+int cx231xx_colibri_set_mode(struct cx231xx *dev, enum AFE_MODE mode);
+int cx231xx_colibri_update_power_control(struct cx231xx *dev,
+					enum AV_MODE avmode);
+int cx231xx_colibri_adjust_ref_count(struct cx231xx *dev, u32 video_input);
+
+/* flatiron related functions */
+int cx231xx_flatiron_initialize(struct cx231xx *dev);
+int cx231xx_flatiron_update_power_control(struct cx231xx *dev,
+					enum AV_MODE avmode);
+int cx231xx_flatiron_set_audio_input(struct cx231xx *dev, u8 audio_input);
+
+/* DIF related functions */
+int cx231xx_dif_configure_C2HH_for_low_IF(struct cx231xx *dev, u32 mode,
+					  u32 function_mode, u32 standard);
+int cx231xx_dif_set_standard(struct cx231xx *dev, u32 standard);
+int cx231xx_tuner_pre_channel_change(struct cx231xx *dev);
+int cx231xx_tuner_post_channel_change(struct cx231xx *dev);
+
+/* video parser functions */
+u8 cx231xx_find_next_SAV_EAV(u8 *p_buffer, u32 buffer_size,
+			     u32 *p_bytes_used);
+u8 cx231xx_find_boundary_SAV_EAV(u8 *p_buffer, u8 *partial_buf,
+				 u32 *p_bytes_used);
+int cx231xx_do_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
+		    u8 *p_buffer, u32 bytes_to_copy);
+void cx231xx_reset_video_buffer(struct cx231xx *dev,
+				struct cx231xx_dmaqueue *dma_q);
+u8 cx231xx_is_buffer_done(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q);
+u32 cx231xx_copy_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
+			    u8 *p_line, u32 length, int field_number);
+u32 cx231xx_get_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
+			   u8 sav_eav, u8 *p_buffer, u32 buffer_size);
+void cx231xx_swab(u16 *from, u16 *to, u16 len);
+
+/* Provided by cx231xx-core.c */
+
+u32 cx231xx_request_buffers(struct cx231xx *dev, u32 count);
+void cx231xx_queue_unusedframes(struct cx231xx *dev);
+void cx231xx_release_buffers(struct cx231xx *dev);
+
+/* read from control pipe */
+int cx231xx_read_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
+			  char *buf, int len);
+
+/* write to control pipe */
+int cx231xx_write_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
+			   char *buf, int len);
+int cx231xx_mode_register(struct cx231xx *dev, u16 address, u32 mode);
+
+int cx231xx_send_vendor_cmd(struct cx231xx *dev,
+				struct VENDOR_REQUEST_IN *ven_req);
+int cx231xx_send_usb_command(struct cx231xx_i2c *i2c_bus,
+				struct cx231xx_i2c_xfer_data *req_data);
+
+/* Gpio related functions */
+int cx231xx_send_gpio_cmd(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val,
+			  u8 len, u8 request, u8 direction);
+int cx231xx_set_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val);
+int cx231xx_get_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val);
+int cx231xx_set_gpio_value(struct cx231xx *dev, int pin_number, int pin_value);
+int cx231xx_set_gpio_direction(struct cx231xx *dev, int pin_number,
+			       int pin_value);
+
+int cx231xx_gpio_i2c_start(struct cx231xx *dev);
+int cx231xx_gpio_i2c_end(struct cx231xx *dev);
+int cx231xx_gpio_i2c_write_byte(struct cx231xx *dev, u8 data);
+int cx231xx_gpio_i2c_read_byte(struct cx231xx *dev, u8 *buf);
+int cx231xx_gpio_i2c_read_ack(struct cx231xx *dev);
+int cx231xx_gpio_i2c_write_ack(struct cx231xx *dev);
+int cx231xx_gpio_i2c_write_nak(struct cx231xx *dev);
+
+int cx231xx_gpio_i2c_read(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
+int cx231xx_gpio_i2c_write(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
+
+/* audio related functions */
+int cx231xx_set_audio_decoder_input(struct cx231xx *dev,
+				    enum AUDIO_INPUT audio_input);
+
+int cx231xx_capture_start(struct cx231xx *dev, int start, u8 media_type);
+int cx231xx_resolution_set(struct cx231xx *dev);
+int cx231xx_set_video_alternate(struct cx231xx *dev);
+int cx231xx_set_alt_setting(struct cx231xx *dev, u8 index, u8 alt);
+int cx231xx_init_isoc(struct cx231xx *dev, int max_packets,
+		      int num_bufs, int max_pkt_size,
+		      int (*isoc_copy) (struct cx231xx *dev,
+					struct urb *urb));
+void cx231xx_uninit_isoc(struct cx231xx *dev);
+int cx231xx_set_mode(struct cx231xx *dev, enum cx231xx_mode set_mode);
+int cx231xx_gpio_set(struct cx231xx *dev, struct cx231xx_reg_seq *gpio);
+
+/* Device list functions */
+void cx231xx_release_resources(struct cx231xx *dev);
+void cx231xx_release_analog_resources(struct cx231xx *dev);
+int cx231xx_register_analog_devices(struct cx231xx *dev);
+void cx231xx_remove_from_devlist(struct cx231xx *dev);
+void cx231xx_add_into_devlist(struct cx231xx *dev);
+struct cx231xx *cx231xx_get_device(int minor,
+				   enum v4l2_buf_type *fh_type, int *has_radio);
+void cx231xx_init_extension(struct cx231xx *dev);
+void cx231xx_close_extension(struct cx231xx *dev);
+
+/* hardware init functions */
+int cx231xx_dev_init(struct cx231xx *dev);
+void cx231xx_dev_uninit(struct cx231xx *dev);
+void cx231xx_config_i2c(struct cx231xx *dev);
+int cx231xx_config(struct cx231xx *dev);
+
+/* Stream control functions */
+int cx231xx_start_stream(struct cx231xx *dev, u32 ep_mask);
+int cx231xx_stop_stream(struct cx231xx *dev, u32 ep_mask);
+
+int cx231xx_initialize_stream_xfer(struct cx231xx *dev, u32 media_type);
+
+/* Power control functions */
+int cx231xx_set_power_mode(struct cx231xx *dev, enum AV_MODE mode);
+int cx231xx_power_suspend(struct cx231xx *dev);
+
+/* chip specific control functions */
+int cx231xx_init_ctrl_pin_status(struct cx231xx *dev);
+int cx231xx_set_agc_analog_digital_mux_select(struct cx231xx *dev,
+					      u8 analog_or_digital);
+int cx231xx_enable_i2c_for_tuner(struct cx231xx *dev, u8 I2CIndex);
+
+/* video audio decoder related functions */
+void video_mux(struct cx231xx *dev, int index);
+int cx231xx_set_video_input_mux(struct cx231xx *dev, u8 input);
+int cx231xx_set_decoder_video_input(struct cx231xx *dev, u8 pin_type, u8 input);
+int cx231xx_do_mode_ctrl_overrides(struct cx231xx *dev);
+int cx231xx_set_audio_input(struct cx231xx *dev, u8 input);
+void get_scale(struct cx231xx *dev,
+	       unsigned int width, unsigned int height,
+	       unsigned int *hscale, unsigned int *vscale);
+
+/* Provided by cx231xx-video.c */
+int cx231xx_register_extension(struct cx231xx_ops *dev);
+void cx231xx_unregister_extension(struct cx231xx_ops *dev);
+void cx231xx_init_extension(struct cx231xx *dev);
+void cx231xx_close_extension(struct cx231xx *dev);
+
+/* Provided by cx231xx-cards.c */
+extern void cx231xx_pre_card_setup(struct cx231xx *dev);
+extern void cx231xx_card_setup(struct cx231xx *dev);
+extern struct cx231xx_board cx231xx_boards[];
+extern struct usb_device_id cx231xx_id_table[];
+extern const unsigned int cx231xx_bcount;
+void cx231xx_set_ir(struct cx231xx *dev, struct IR_i2c *ir);
+int cx231xx_tuner_callback(void *ptr, int component, int command, int arg);
+
+/* Provided by cx231xx-input.c */
+int cx231xx_ir_init(struct cx231xx *dev);
+int cx231xx_ir_fini(struct cx231xx *dev);
+
+/* printk macros */
+
+#define cx231xx_err(fmt, arg...) do {\
+	printk(KERN_ERR fmt , ##arg); } while (0)
+
+#define cx231xx_errdev(fmt, arg...) do {\
+	printk(KERN_ERR "%s: "fmt,\
+			dev->name , ##arg); } while (0)
+
+#define cx231xx_info(fmt, arg...) do {\
+	printk(KERN_INFO "%s: "fmt,\
+			dev->name , ##arg); } while (0)
+#define cx231xx_warn(fmt, arg...) do {\
+	printk(KERN_WARNING "%s: "fmt,\
+			dev->name , ##arg); } while (0)
+
+static inline unsigned int norm_maxw(struct cx231xx *dev)
+{
+	if (dev->board.max_range_640_480)
+		return 640;
+	else
+		return 720;
+}
+
+static inline unsigned int norm_maxh(struct cx231xx *dev)
+{
+	if (dev->board.max_range_640_480)
+		return 480;
+	else
+		return (dev->norm & V4L2_STD_625_50) ? 576 : 480;
+}
+#endif
diff --git a/linux/drivers/media/video/cx23885/Kconfig b/linux/drivers/media/video/cx23885/Kconfig
index b62f16d50..e603ceb28 100644
--- a/linux/drivers/media/video/cx23885/Kconfig
+++ b/linux/drivers/media/video/cx23885/Kconfig
@@ -15,13 +15,15 @@ config VIDEO_CX23885
 	select DVB_S5H1411 if !DVB_FE_CUSTOMISE
 	select DVB_LGDT330X if !DVB_FE_CUSTOMISE
 	select DVB_ZL10353 if !DVB_FE_CUSTOMISE
-	select DVB_TDA10048 if !DVB_FE_CUSTOMIZE
-	select DVB_LNBP21 if !DVB_FE_CUSTOMIZE
+	select DVB_TDA10048 if !DVB_FE_CUSTOMISE
+	select DVB_LNBP21 if !DVB_FE_CUSTOMISE
+	select DVB_STV6110 if !DVB_FE_CUSTOMISE
+	select DVB_STV0900 if !DVB_FE_CUSTOMISE
 	select MEDIA_TUNER_MT2131 if !MEDIA_TUNER_CUSTOMIZE
-	select MEDIA_TUNER_XC2028 if !DVB_FE_CUSTOMIZE
-	select MEDIA_TUNER_TDA8290 if !DVB_FE_CUSTOMIZE
-	select MEDIA_TUNER_TDA18271 if !DVB_FE_CUSTOMIZE
-	select MEDIA_TUNER_XC5000 if !DVB_FE_CUSTOMIZE
+	select MEDIA_TUNER_XC2028 if !MEDIA_TUNER_CUSTOMIZE
+	select MEDIA_TUNER_TDA8290 if !MEDIA_TUNER_CUSTOMIZE
+	select MEDIA_TUNER_TDA18271 if !MEDIA_TUNER_CUSTOMIZE
+	select MEDIA_TUNER_XC5000 if !MEDIA_TUNER_CUSTOMIZE
 	---help---
 	  This is a video4linux driver for Conexant 23885 based
 	  TV cards.
diff --git a/linux/drivers/media/video/cx23885/cx23885-core.c b/linux/drivers/media/video/cx23885/cx23885-core.c
index 6ae7ee247..d894d4900 100644
--- a/linux/drivers/media/video/cx23885/cx23885-core.c
+++ b/linux/drivers/media/video/cx23885/cx23885-core.c
@@ -1710,7 +1710,8 @@ static irqreturn_t cx23885_irq(int irq, void *dev_id)
 				PCI_MSK_GPIO1);
 	}
 
-	if ((pci_status & PCI_MSK_GPIO0) || (pci_status & PCI_MSK_GPIO1))
+	if (cx23885_boards[dev->board].cimax > 0 &&
+		((pci_status & PCI_MSK_GPIO0) || (pci_status & PCI_MSK_GPIO1)))
 		/* handled += cx23885_irq_gpio(dev, pci_status); */
 		handled += netup_ci_slot_status(dev, pci_status);
 
@@ -1786,7 +1787,12 @@ static int __devinit cx23885_initdev(struct pci_dev *pci_dev,
 	}
 
 	pci_set_drvdata(pci_dev, dev);
-	cx_set(PCI_INT_MSK, 0x01800000); /* for NetUP */
+
+	switch (dev->board) {
+	case CX23885_BOARD_NETUP_DUAL_DVBS2_CI:
+		cx_set(PCI_INT_MSK, 0x01800000); /* for NetUP */
+		break;
+	}
 
 	return 0;
 
diff --git a/linux/drivers/media/video/cx23885/cx23885-dvb.c b/linux/drivers/media/video/cx23885/cx23885-dvb.c
index 5529dcf6a..364543987 100644
--- a/linux/drivers/media/video/cx23885/cx23885-dvb.c
+++ b/linux/drivers/media/video/cx23885/cx23885-dvb.c
@@ -779,7 +779,11 @@ int cx23885_dvb_unregister(struct cx23885_tsport *port)
 	if (fe0->dvb.frontend)
 		videobuf_dvb_unregister_bus(&port->frontends);
 
-	netup_ci_exit(port);
+	switch (port->dev->board) {
+	case CX23885_BOARD_NETUP_DUAL_DVBS2_CI:
+		netup_ci_exit(port);
+		break;
+	}
 
 	return 0;
 }
diff --git a/linux/drivers/media/video/cx23885/cx23885-video.c b/linux/drivers/media/video/cx23885/cx23885-video.c
index 131fc740a..ba22520a2 100644
--- a/linux/drivers/media/video/cx23885/cx23885-video.c
+++ b/linux/drivers/media/video/cx23885/cx23885-video.c
@@ -36,11 +36,6 @@
 #include <media/v4l2-common.h>
 #include <media/v4l2-ioctl.h>
 
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
-/* Include V4L1 specific functions. Should be removed soon */
-#include <linux/videodev.h>
-#endif
-
 MODULE_DESCRIPTION("v4l2 driver module for cx23885 based TV cards");
 MODULE_AUTHOR("Steven Toth <stoth@linuxtv.org>");
 MODULE_LICENSE("GPL");
diff --git a/linux/drivers/media/video/cx25840/cx25840-audio.c b/linux/drivers/media/video/cx25840/cx25840-audio.c
index 3ee7d7a7d..9dcdef03e 100644
--- a/linux/drivers/media/video/cx25840/cx25840-audio.c
+++ b/linux/drivers/media/video/cx25840/cx25840-audio.c
@@ -33,7 +33,7 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq)
 
 	/* common for all inputs and rates */
 	/* SA_MCLK_SEL=1, SA_MCLK_DIV=0x10 */
-	if (!state->is_cx23885)
+	if (!state->is_cx23885 && !state->is_cx231xx)
 		cx25840_write(client, 0x127, 0x50);
 
 	if (state->aud_input != CX25840_AUDIO_SERIAL) {
@@ -44,11 +44,14 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq)
 				 * so avoid destroying registers. */
 				break;
 			}
-			/* VID_PLL and AUX_PLL */
-			cx25840_write4(client, 0x108, 0x1006040f);
 
-			/* AUX_PLL_FRAC */
-			cx25840_write4(client, 0x110, 0x01bb39ee);
+			if (!state->is_cx231xx) {
+				/* VID_PLL and AUX_PLL */
+				cx25840_write4(client, 0x108, 0x1006040f);
+
+				/* AUX_PLL_FRAC */
+				cx25840_write4(client, 0x110, 0x01bb39ee);
+			}
 
 			if (state->is_cx25836)
 				break;
@@ -65,11 +68,14 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq)
 				 * so avoid destroying registers. */
 				break;
 			}
-			/* VID_PLL and AUX_PLL */
-			cx25840_write4(client, 0x108, 0x1009040f);
 
-			/* AUX_PLL_FRAC */
-			cx25840_write4(client, 0x110, 0x00ec6bd6);
+			if (!state->is_cx231xx) {
+				/* VID_PLL and AUX_PLL */
+				cx25840_write4(client, 0x108, 0x1009040f);
+
+				/* AUX_PLL_FRAC */
+				cx25840_write4(client, 0x110, 0x00ec6bd6);
+			}
 
 			if (state->is_cx25836)
 				break;
@@ -86,11 +92,14 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq)
 				 * so avoid destroying registers. */
 				break;
 			}
-			/* VID_PLL and AUX_PLL */
-			cx25840_write4(client, 0x108, 0x100a040f);
 
-			/* AUX_PLL_FRAC */
-			cx25840_write4(client, 0x110, 0x0098d6e5);
+			if (!state->is_cx231xx) {
+				/* VID_PLL and AUX_PLL */
+				cx25840_write4(client, 0x108, 0x100a040f);
+
+				/* AUX_PLL_FRAC */
+				cx25840_write4(client, 0x110, 0x0098d6e5);
+			}
 
 			if (state->is_cx25836)
 				break;
@@ -109,11 +118,14 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq)
 				 * so avoid destroying registers. */
 				break;
 			}
-			/* VID_PLL and AUX_PLL */
-			cx25840_write4(client, 0x108, 0x1e08040f);
 
-			/* AUX_PLL_FRAC */
-			cx25840_write4(client, 0x110, 0x012a0869);
+			if (!state->is_cx231xx) {
+				/* VID_PLL and AUX_PLL */
+				cx25840_write4(client, 0x108, 0x1e08040f);
+
+				/* AUX_PLL_FRAC */
+				cx25840_write4(client, 0x110, 0x012a0869);
+			}
 
 			if (state->is_cx25836)
 				break;
@@ -137,11 +149,14 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq)
 				break;
 			}
 
-			/* VID_PLL and AUX_PLL */
-			cx25840_write4(client, 0x108, 0x1809040f);
 
-			/* AUX_PLL_FRAC */
-			cx25840_write4(client, 0x110, 0x00ec6bd6);
+			if (!state->is_cx231xx) {
+				/* VID_PLL and AUX_PLL */
+				cx25840_write4(client, 0x108, 0x1809040f);
+
+				/* AUX_PLL_FRAC */
+				cx25840_write4(client, 0x110, 0x00ec6bd6);
+			}
 
 			if (state->is_cx25836)
 				break;
@@ -156,7 +171,7 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq)
 			break;
 
 		case 48000:
-			if (!state->is_cx23885) {
+			if (!state->is_cx23885 && !state->is_cx231xx) {
 				/* VID_PLL and AUX_PLL */
 				cx25840_write4(client, 0x108, 0x180a040f);
 
@@ -167,7 +182,7 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq)
 			if (state->is_cx25836)
 				break;
 
-			if (!state->is_cx23885) {
+			if (!state->is_cx23885 && !state->is_cx231xx) {
 				/* src1_ctl */
 				cx25840_write4(client, 0x8f8, 0x08018000);
 
@@ -228,10 +243,9 @@ void cx25840_audio_set_path(struct i2c_client *client)
 	/* deassert soft reset */
 	cx25840_and_or(client, 0x810, ~0x1, 0x00);
 
-	if (state->is_cx23885) {
-		/* Ensure the controller is running when we exit */
+	/* Ensure the controller is running when we exit */
+	if (state->is_cx23885 || state->is_cx231xx)
 		cx25840_and_or(client, 0x803, ~0x10, 0x10);
-	}
 }
 
 static int get_volume(struct i2c_client *client)
diff --git a/linux/drivers/media/video/cx25840/cx25840-core.c b/linux/drivers/media/video/cx25840/cx25840-core.c
index 921cc96fc..5387a846f 100644
--- a/linux/drivers/media/video/cx25840/cx25840-core.c
+++ b/linux/drivers/media/video/cx25840/cx25840-core.c
@@ -367,6 +367,85 @@ static void cx23885_initialize(struct i2c_client *client)
 
 /* ----------------------------------------------------------------------- */
 
+static void cx231xx_initialize(struct i2c_client *client)
+{
+	DEFINE_WAIT(wait);
+	struct cx25840_state *state = to_state(i2c_get_clientdata(client));
+	struct workqueue_struct *q;
+
+	/* Internal Reset */
+	cx25840_and_or(client, 0x102, ~0x01, 0x01);
+	cx25840_and_or(client, 0x102, ~0x01, 0x00);
+
+	/* Stop microcontroller */
+	cx25840_and_or(client, 0x803, ~0x10, 0x00);
+
+	/* DIF in reset? */
+	cx25840_write(client, 0x398, 0);
+
+	/* Trust the default xtal, no division */
+	/* This changes for the cx23888 products */
+	cx25840_write(client, 0x2, 0x76);
+
+	/* Bring down the regulator for AUX clk */
+	cx25840_write(client, 0x1, 0x40);
+
+	/* Disable DIF bypass */
+	cx25840_write4(client, 0x33c, 0x00000001);
+
+	/* DIF Src phase inc */
+	cx25840_write4(client, 0x340, 0x0df7df83);
+
+	/* Luma */
+	cx25840_write4(client, 0x414, 0x00107d12);
+
+	/* Chroma */
+	cx25840_write4(client, 0x420, 0x3d008282);
+
+	/* ADC2 input select */
+	cx25840_write(client, 0x102, 0x10);
+
+	/* VIN1 & VIN5 */
+	cx25840_write(client, 0x103, 0x11);
+
+	/* Enable format auto detect */
+	cx25840_write(client, 0x400, 0);
+#if 0
+	/* Force to NTSC-M and Disable autoconf regs */
+	cx25840_write(client, 0x400, 0x21);
+#endif
+	/* Fast subchroma lock */
+	/* White crush, Chroma AGC & Chroma Killer enabled */
+	cx25840_write(client, 0x401, 0xe8);
+
+	/* Do the firmware load in a work handler to prevent.
+	   Otherwise the kernel is blocked waiting for the
+	   bit-banging i2c interface to finish uploading the
+	   firmware. */
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 20)
+	INIT_WORK(&state->fw_work, cx25840_work_handler);
+#else
+	INIT_WORK(&state->fw_work, cx25840_work_handler, state);
+#endif
+	init_waitqueue_head(&state->fw_wait);
+	q = create_singlethread_workqueue("cx25840_fw");
+	prepare_to_wait(&state->fw_wait, &wait, TASK_UNINTERRUPTIBLE);
+	queue_work(q, &state->fw_work);
+	schedule();
+	finish_wait(&state->fw_wait, &wait);
+	destroy_workqueue(q);
+
+	cx25840_std_setup(client);
+
+	/* (re)set input */
+	set_input(client, state->vid_input, state->aud_input);
+
+	/* start microcontroller */
+	cx25840_and_or(client, 0x803, ~0x10, 0x10);
+}
+
+/* ----------------------------------------------------------------------- */
+
 void cx25840_std_setup(struct i2c_client *client)
 {
 	struct cx25840_state *state = to_state(i2c_get_clientdata(client));
@@ -436,39 +515,41 @@ void cx25840_std_setup(struct i2c_client *client)
 	}
 
 	/* DEBUG: Displays configured PLL frequency */
-	pll_int = cx25840_read(client, 0x108);
-	pll_frac = cx25840_read4(client, 0x10c) & 0x1ffffff;
-	pll_post = cx25840_read(client, 0x109);
-	v4l_dbg(1, cx25840_debug, client,
-				"PLL regs = int: %u, frac: %u, post: %u\n",
-				pll_int, pll_frac, pll_post);
-
-	if (pll_post) {
-		int fin, fsc;
-		int pll = (28636363L * ((((u64)pll_int) << 25L) + pll_frac)) >> 25L;
-
-		pll /= pll_post;
-		v4l_dbg(1, cx25840_debug, client, "PLL = %d.%06d MHz\n",
-				pll / 1000000, pll % 1000000);
-		v4l_dbg(1, cx25840_debug, client, "PLL/8 = %d.%06d MHz\n",
-				pll / 8000000, (pll / 8) % 1000000);
-
-		fin = ((u64)src_decimation * pll) >> 12;
-		v4l_dbg(1, cx25840_debug, client,
-				"ADC Sampling freq = %d.%06d MHz\n",
-				fin / 1000000, fin % 1000000);
-
-		fsc = (((u64)sc) * pll) >> 24L;
+	if (!state->is_cx231xx) {
+		pll_int = cx25840_read(client, 0x108);
+		pll_frac = cx25840_read4(client, 0x10c) & 0x1ffffff;
+		pll_post = cx25840_read(client, 0x109);
 		v4l_dbg(1, cx25840_debug, client,
-				"Chroma sub-carrier freq = %d.%06d MHz\n",
-				fsc / 1000000, fsc % 1000000);
-
-		v4l_dbg(1, cx25840_debug, client, "hblank %i, hactive %i, "
-			"vblank %i, vactive %i, vblank656 %i, src_dec %i, "
-			"burst 0x%02x, luma_lpf %i, uv_lpf %i, comb 0x%02x, "
-			"sc 0x%06x\n",
-			hblank, hactive, vblank, vactive, vblank656,
-			src_decimation, burst, luma_lpf, uv_lpf, comb, sc);
+			"PLL regs = int: %u, frac: %u, post: %u\n",
+			pll_int, pll_frac, pll_post);
+
+		if (pll_post) {
+			int fin, fsc;
+			int pll = (28636363L * ((((u64)pll_int) << 25L) + pll_frac)) >> 25L;
+
+			pll /= pll_post;
+			v4l_dbg(1, cx25840_debug, client, "PLL = %d.%06d MHz\n",
+					pll / 1000000, pll % 1000000);
+			v4l_dbg(1, cx25840_debug, client, "PLL/8 = %d.%06d MHz\n",
+					pll / 8000000, (pll / 8) % 1000000);
+
+			fin = ((u64)src_decimation * pll) >> 12;
+			v4l_dbg(1, cx25840_debug, client,
+					"ADC Sampling freq = %d.%06d MHz\n",
+					fin / 1000000, fin % 1000000);
+
+			fsc = (((u64)sc) * pll) >> 24L;
+			v4l_dbg(1, cx25840_debug, client,
+					"Chroma sub-carrier freq = %d.%06d MHz\n",
+					fsc / 1000000, fsc % 1000000);
+
+			v4l_dbg(1, cx25840_debug, client, "hblank %i, hactive %i, "
+				"vblank %i, vactive %i, vblank656 %i, src_dec %i, "
+				"burst 0x%02x, luma_lpf %i, uv_lpf %i, comb 0x%02x, "
+				"sc 0x%06x\n",
+				hblank, hactive, vblank, vactive, vblank656,
+				src_decimation, burst, luma_lpf, uv_lpf, comb, sc);
+		}
 	}
 
 	/* Sets horizontal blanking delay and active lines */
@@ -618,7 +699,7 @@ static int set_input(struct i2c_client *client, enum cx25840_video_input vid_inp
 	 * configuration in reg (for the cx23885) so we have no
 	 * need to attempt to flip bits for earlier av decoders.
 	 */
-	if (!state->is_cx23885) {
+	if (!state->is_cx23885 && !state->is_cx231xx) {
 		switch (aud_input) {
 		case CX25840_AUDIO_SERIAL:
 			/* do nothing, use serial audio input */
@@ -641,7 +722,7 @@ static int set_input(struct i2c_client *client, enum cx25840_video_input vid_inp
 	/* Set INPUT_MODE to Composite (0) or S-Video (1) */
 	cx25840_and_or(client, 0x401, ~0x6, is_composite ? 0 : 0x02);
 
-	if (!state->is_cx23885) {
+	if (!state->is_cx23885 && !state->is_cx231xx) {
 		/* Set CH_SEL_ADC2 to 1 if input comes from CH3 */
 		cx25840_and_or(client, 0x102, ~0x2, (reg & 0x80) == 0 ? 2 : 0);
 		/* Set DUAL_MODE_ADC2 to 1 if input comes from both CH2&CH3 */
@@ -681,6 +762,19 @@ static int set_input(struct i2c_client *client, enum cx25840_video_input vid_inp
 		 */
 		cx25840_write(client, 0x918, 0xa0);
 		cx25840_write(client, 0x919, 0x01);
+	} else if (state->is_cx231xx) {
+		/* Audio channel 1 src : Parallel 1 */
+		cx25840_write(client, 0x124, 0x03);
+
+		/* I2S_IN_CTL: I2S_IN_SONY_MODE, LEFT SAMPLE on WS=1 */
+		cx25840_write(client, 0x914, 0xa0);
+
+		/* I2S_OUT_CTL:
+		 * I2S_IN_SONY_MODE, LEFT SAMPLE on WS=1
+		 * I2S_OUT_MASTER_MODE = Master
+		 */
+		cx25840_write(client, 0x918, 0xa0);
+		cx25840_write(client, 0x919, 0x01);
 	}
 
 	return 0;
@@ -1142,6 +1236,8 @@ static int cx25840_init(struct v4l2_subdev *sd, u32 val)
 			cx25836_initialize(client);
 		else if (state->is_cx23885)
 			cx23885_initialize(client);
+		else if (state->is_cx231xx)
+			cx231xx_initialize(client);
 		else
 			cx25840_initialize(client);
 	}
@@ -1197,7 +1293,7 @@ static int cx25840_s_stream(struct v4l2_subdev *sd, int enable)
 	v4l_dbg(1, cx25840_debug, client, "%s output\n",
 			enable ? "enable" : "disable");
 	if (enable) {
-		if (state->is_cx23885) {
+		if (state->is_cx23885 || state->is_cx231xx) {
 			u8 v = (cx25840_read(client, 0x421) | 0x0b);
 			cx25840_write(client, 0x421, v);
 		} else {
@@ -1207,7 +1303,7 @@ static int cx25840_s_stream(struct v4l2_subdev *sd, int enable)
 					state->is_cx25836 ? 0x04 : 0x07);
 		}
 	} else {
-		if (state->is_cx23885) {
+		if (state->is_cx23885 || state->is_cx231xx) {
 			u8 v = cx25840_read(client, 0x421) & ~(0x0b);
 			cx25840_write(client, 0x421, v);
 		} else {
@@ -1388,6 +1484,8 @@ static int cx25840_reset(struct v4l2_subdev *sd, u32 val)
 		cx25836_initialize(client);
 	else if (state->is_cx23885)
 		cx23885_initialize(client);
+	else if (state->is_cx231xx)
+		cx231xx_initialize(client);
 	else
 		cx25840_initialize(client);
 	return 0;
@@ -1500,6 +1598,8 @@ static int cx25840_probe(struct i2c_client *client,
 		id = V4L2_IDENT_CX25836 + ((device_id >> 4) & 0xf) - 6;
 	} else if (device_id == 0x1313) {
 		id = V4L2_IDENT_CX25836 + ((device_id >> 4) & 0xf) - 6;
+	} else if ((device_id & 0xfff0) == 0x5A30) {
+		id = V4L2_IDENT_CX25840 + ((device_id >> 4) & 0xf);
 	}
 	else {
 		v4l_dbg(1, cx25840_debug, client, "cx25840 not found\n");
@@ -1522,6 +1622,7 @@ static int cx25840_probe(struct i2c_client *client,
 	state->c = client;
 	state->is_cx25836 = ((device_id & 0xff00) == 0x8300);
 	state->is_cx23885 = (device_id == 0x0000) || (device_id == 0x1313);
+	state->is_cx231xx = (device_id == 0x5a3e);
 	state->vid_input = CX25840_COMPOSITE7;
 	state->aud_input = CX25840_AUDIO8;
 	state->audclk_freq = 48000;
diff --git a/linux/drivers/media/video/cx25840/cx25840-core.h b/linux/drivers/media/video/cx25840/cx25840-core.h
index 0a99c19df..422c63752 100644
--- a/linux/drivers/media/video/cx25840/cx25840-core.h
+++ b/linux/drivers/media/video/cx25840/cx25840-core.h
@@ -51,6 +51,7 @@ struct cx25840_state {
 	u32 rev;
 	int is_cx25836;
 	int is_cx23885;
+	int is_cx231xx;
 	int is_initialized;
 	wait_queue_head_t fw_wait;    /* wake up when the fw load is finished */
 	struct work_struct fw_work;   /* work entry for fw load */
diff --git a/linux/drivers/media/video/cx25840/cx25840-firmware.c b/linux/drivers/media/video/cx25840/cx25840-firmware.c
index 01fbe174e..f01456ec4 100644
--- a/linux/drivers/media/video/cx25840/cx25840-firmware.c
+++ b/linux/drivers/media/video/cx25840/cx25840-firmware.c
@@ -26,6 +26,7 @@
 
 #define FWFILE "v4l-cx25840.fw"
 #define FWFILE_CX23885 "v4l-cx23885-avcore-01.fw"
+#define FWFILE_CX231XX "v4l-cx231xx-avcore-01.fw"
 
 /*
  * Mike Isely <isely@pobox.com> - The FWSEND parameter controls the
@@ -97,9 +98,17 @@ int cx25840_loadfw(struct i2c_client *client)
 	u8 buffer[FWSEND];
 	const u8 *ptr;
 	int size, retval;
+	int MAX_BUF_SIZE = FWSEND;
 
 	if (state->is_cx23885)
 		firmware = FWFILE_CX23885;
+	else if (state->is_cx231xx)
+		firmware = FWFILE_CX231XX;
+
+	if ((state->is_cx231xx) && MAX_BUF_SIZE > 16) {
+		v4l_err(client, " Firmware download size changed to 16 bytes max length\n");
+		MAX_BUF_SIZE = 16;  /* cx231xx cannot accept more than 16 bytes at a time */
+	}
 
 	if (request_firmware(&fw, firmware, FWDEV(client)) != 0) {
 		v4l_err(client, "unable to open firmware %s\n", firmware);
@@ -114,7 +123,7 @@ int cx25840_loadfw(struct i2c_client *client)
 	size = fw->size;
 	ptr = fw->data;
 	while (size > 0) {
-		int len = min(FWSEND - 2, size);
+		int len = min(MAX_BUF_SIZE - 2, size);
 
 		memcpy(buffer + 2, ptr, len);
 
diff --git a/linux/drivers/media/video/cx88/cx88-alsa.c b/linux/drivers/media/video/cx88/cx88-alsa.c
index f7171586d..1e78faba6 100644
--- a/linux/drivers/media/video/cx88/cx88-alsa.c
+++ b/linux/drivers/media/video/cx88/cx88-alsa.c
@@ -657,8 +657,12 @@ static int snd_cx88_volume_put(struct snd_kcontrol *kcontrol,
 	return changed;
 }
 
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,19)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 19)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 21)
 static const DECLARE_TLV_DB_SCALE(snd_cx88_db_scale, -6300, 100, 0);
+#else
+static DECLARE_TLV_DB_SCALE(snd_cx88_db_scale, -6300, 100, 0);
+#endif
 #endif
 
 static struct snd_kcontrol_new snd_cx88_volume = {
diff --git a/linux/drivers/media/video/cx88/cx88-cards.c b/linux/drivers/media/video/cx88/cx88-cards.c
index f9b5a9c09..b3d966ad5 100644
--- a/linux/drivers/media/video/cx88/cx88-cards.c
+++ b/linux/drivers/media/video/cx88/cx88-cards.c
@@ -1967,6 +1967,39 @@ static const struct cx88_board cx88_boards[] = {
 		} },
 		.mpeg           = CX88_MPEG_DVB,
 	},
+	[CX88_BOARD_TERRATEC_CINERGY_HT_PCI_MKII] = {
+		.name           = "Terratec Cinergy HT PCI MKII",
+		.tuner_type     = TUNER_XC2028,
+		.tuner_addr     = 0x61,
+		.radio_type     = TUNER_XC2028,
+		.radio_addr     = 0x61,
+		.input          = { {
+			.type   = CX88_VMUX_TELEVISION,
+			.vmux   = 0,
+			.gpio0  = 0x004ff,
+			.gpio1  = 0x010ff,
+			.gpio2  = 0x00001,
+		}, {
+			.type   = CX88_VMUX_COMPOSITE1,
+			.vmux   = 1,
+			.gpio0  = 0x004fb,
+			.gpio1  = 0x010ef,
+			.audioroute = 1,
+		}, {
+			.type   = CX88_VMUX_SVIDEO,
+			.vmux   = 2,
+			.gpio0  = 0x004fb,
+			.gpio1  = 0x010ef,
+			.audioroute = 1,
+		} },
+		.radio = {
+			.type   = CX88_RADIO,
+			.gpio0  = 0x004ff,
+			.gpio1  = 0x010ff,
+			.gpio2  = 0x0ff,
+		},
+		.mpeg           = CX88_MPEG_DVB,
+	},
 };
 
 /* ------------------------------------------------------------------ */
@@ -2376,6 +2409,10 @@ static const struct cx88_subid cx88_subids[] = {
 		.subvendor = 0xb200,
 		.subdevice = 0x4200,
 		.card      = CX88_BOARD_SATTRADE_ST4200,
+	}, {
+		.subvendor = 0x153b,
+		.subdevice = 0x1177,
+		.card      = CX88_BOARD_TERRATEC_CINERGY_HT_PCI_MKII,
 	},
 };
 
@@ -2852,6 +2889,7 @@ void cx88_setup_xc3028(struct cx88_core *core, struct xc2028_ctrl *ctl)
 		 */
 		break;
 	case CX88_BOARD_PINNACLE_HYBRID_PCTV:
+	case CX88_BOARD_TERRATEC_CINERGY_HT_PCI_MKII:
 		ctl->demod = XC3028_FE_ZARLINK456;
 		ctl->mts = 1;
 		break;
diff --git a/linux/drivers/media/video/cx88/cx88-dvb.c b/linux/drivers/media/video/cx88/cx88-dvb.c
index 488126ad6..10cf470ce 100644
--- a/linux/drivers/media/video/cx88/cx88-dvb.c
+++ b/linux/drivers/media/video/cx88/cx88-dvb.c
@@ -242,6 +242,12 @@ static struct mt352_config dvico_fusionhdtv_dual = {
 	.demod_init    = dvico_dual_demod_init,
 };
 
+static struct zl10353_config cx88_terratec_cinergy_ht_pci_mkii_config = {
+	.demod_address = (0x1e >> 1),
+	.no_tuner      = 1,
+	.if2           = 45600,
+};
+
 #if defined(CONFIG_VIDEO_CX88_VP3054) || (defined(CONFIG_VIDEO_CX88_VP3054_MODULE) && defined(MODULE))
 static int dntv_live_dvbt_pro_demod_init(struct dvb_frontend* fe)
 {
@@ -1138,6 +1144,16 @@ static int dvb_register(struct cx8802_dev *dev)
 		if (fe0->dvb.frontend != NULL)
 			fe0->dvb.frontend->ops.set_voltage = tevii_dvbs_set_voltage;
 		break;
+	case CX88_BOARD_TERRATEC_CINERGY_HT_PCI_MKII:
+		fe0->dvb.frontend = dvb_attach(zl10353_attach,
+					       &cx88_terratec_cinergy_ht_pci_mkii_config,
+					       &core->i2c_adap);
+		if (fe0->dvb.frontend) {
+			fe0->dvb.frontend->ops.i2c_gate_ctrl = NULL;
+			if (attach_xc3028(0x61, dev) < 0)
+				goto frontend_detach;
+		}
+		break;
 	default:
 		printk(KERN_ERR "%s/2: The frontend of your DVB/ATSC card isn't supported yet\n",
 		       core->name);
diff --git a/linux/drivers/media/video/cx88/cx88-input.c b/linux/drivers/media/video/cx88/cx88-input.c
index dbb6ee2d9..8a2e631b7 100644
--- a/linux/drivers/media/video/cx88/cx88-input.c
+++ b/linux/drivers/media/video/cx88/cx88-input.c
@@ -49,8 +49,7 @@ struct cx88_IR {
 
 	/* poll external decoder */
 	int polling;
-	struct work_struct work;
-	struct timer_list timer;
+	struct delayed_work work;
 	u32 gpio_addr;
 	u32 last_gpio;
 	u32 mask_keycode;
@@ -144,13 +143,6 @@ static void cx88_ir_handle_key(struct cx88_IR *ir)
 	}
 }
 
-static void ir_timer(unsigned long data)
-{
-	struct cx88_IR *ir = (struct cx88_IR *)data;
-
-	schedule_work(&ir->work);
-}
-
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
 static void cx88_ir_work(void *data)
 #else
@@ -160,23 +152,22 @@ static void cx88_ir_work(struct work_struct *work)
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
 	struct cx88_IR *ir = data;
 #else
-	struct cx88_IR *ir = container_of(work, struct cx88_IR, work);
+	struct cx88_IR *ir = container_of(work, struct cx88_IR, work.work);
 #endif
 
 	cx88_ir_handle_key(ir);
-	mod_timer(&ir->timer, jiffies + msecs_to_jiffies(ir->polling));
+	schedule_delayed_work(&ir->work, msecs_to_jiffies(ir->polling));
 }
 
 void cx88_ir_start(struct cx88_core *core, struct cx88_IR *ir)
 {
 	if (ir->polling) {
-		setup_timer(&ir->timer, ir_timer, (unsigned long)ir);
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
-		INIT_WORK(&ir->work, cx88_ir_work, ir);
+		INIT_DELAYED_WORK(&ir->work, cx88_ir_work, ir);
 #else
-		INIT_WORK(&ir->work, cx88_ir_work);
+		INIT_DELAYED_WORK(&ir->work, cx88_ir_work);
 #endif
-		schedule_work(&ir->work);
+		schedule_delayed_work(&ir->work, 0);
 	}
 	if (ir->sampling) {
 		core->pci_irqmask |= PCI_INT_IR_SMPINT;
@@ -192,10 +183,8 @@ void cx88_ir_stop(struct cx88_core *core, struct cx88_IR *ir)
 		core->pci_irqmask &= ~PCI_INT_IR_SMPINT;
 	}
 
-	if (ir->polling) {
-		del_timer_sync(&ir->timer);
-		flush_scheduled_work();
-	}
+	if (ir->polling)
+		cancel_delayed_work_sync(&ir->work);
 }
 
 /* ---------------------------------------------------------------------- */
diff --git a/linux/drivers/media/video/cx88/cx88-video.c b/linux/drivers/media/video/cx88/cx88-video.c
index 005a78aab..827168d67 100644
--- a/linux/drivers/media/video/cx88/cx88-video.c
+++ b/linux/drivers/media/video/cx88/cx88-video.c
@@ -42,11 +42,6 @@
 #include <media/v4l2-common.h>
 #include <media/v4l2-ioctl.h>
 
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
-/* Include V4L1 specific functions. Should be removed soon */
-#include <linux/videodev.h>
-#endif
-
 MODULE_DESCRIPTION("v4l2 driver module for cx2388x based TV cards");
 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
 MODULE_LICENSE("GPL");
diff --git a/linux/drivers/media/video/cx88/cx88.h b/linux/drivers/media/video/cx88/cx88.h
index 2227d93c7..1372d2b7b 100644
--- a/linux/drivers/media/video/cx88/cx88.h
+++ b/linux/drivers/media/video/cx88/cx88.h
@@ -232,6 +232,7 @@ extern struct sram_channel cx88_sram_channels[];
 #define CX88_BOARD_SATTRADE_ST4200         76
 #define CX88_BOARD_TBS_8910                77
 #define CX88_BOARD_PROF_6200               78
+#define CX88_BOARD_TERRATEC_CINERGY_HT_PCI_MKII 79
 
 enum cx88_itype {
 	CX88_VMUX_COMPOSITE1 = 1,
diff --git a/linux/drivers/media/video/em28xx/em28xx-dvb.c b/linux/drivers/media/video/em28xx/em28xx-dvb.c
index c76dbc029..edafe9bde 100644
--- a/linux/drivers/media/video/em28xx/em28xx-dvb.c
+++ b/linux/drivers/media/video/em28xx/em28xx-dvb.c
@@ -30,9 +30,6 @@
 #include "lgdt330x.h"
 #include "zl10353.h"
 #include "s5h1409.h"
-#ifdef EM28XX_DRX397XD_SUPPORT
-#include "drx397xD.h"
-#endif
 
 MODULE_DESCRIPTION("driver for em28xx based DVB cards");
 MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@infradead.org>");
diff --git a/linux/drivers/media/video/em28xx/em28xx-input.c b/linux/drivers/media/video/em28xx/em28xx-input.c
index b97a1bc85..5382a6064 100644
--- a/linux/drivers/media/video/em28xx/em28xx-input.c
+++ b/linux/drivers/media/video/em28xx/em28xx-input.c
@@ -69,8 +69,7 @@ struct em28xx_IR {
 
 	/* poll external decoder */
 	int polling;
-	struct work_struct work;
-	struct timer_list timer;
+	struct delayed_work work;
 	unsigned int last_toggle:1;
 	unsigned int last_readcount;
 	unsigned int repeat_interval;
@@ -298,13 +297,6 @@ static void em28xx_ir_handle_key(struct em28xx_IR *ir)
 	return;
 }
 
-static void ir_timer(unsigned long data)
-{
-	struct em28xx_IR *ir = (struct em28xx_IR *)data;
-
-	schedule_work(&ir->work);
-}
-
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 20)
 static void em28xx_ir_work(void *data)
 #else
@@ -314,28 +306,26 @@ static void em28xx_ir_work(struct work_struct *work)
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 20)
 	struct em28xx_IR *ir = data;
 #else
-	struct em28xx_IR *ir = container_of(work, struct em28xx_IR, work);
+	struct em28xx_IR *ir = container_of(work, struct em28xx_IR, work.work);
 #endif
 
 	em28xx_ir_handle_key(ir);
-	mod_timer(&ir->timer, jiffies + msecs_to_jiffies(ir->polling));
+	schedule_delayed_work(&ir->work, msecs_to_jiffies(ir->polling));
 }
 
 static void em28xx_ir_start(struct em28xx_IR *ir)
 {
-	setup_timer(&ir->timer, ir_timer, (unsigned long)ir);
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 20)
-	INIT_WORK(&ir->work, em28xx_ir_work, ir);
+	INIT_DELAYED_WORK(&ir->work, em28xx_ir_work, ir);
 #else
-	INIT_WORK(&ir->work, em28xx_ir_work);
+	INIT_DELAYED_WORK(&ir->work, em28xx_ir_work);
 #endif
-	schedule_work(&ir->work);
+	schedule_delayed_work(&ir->work, 0);
 }
 
 static void em28xx_ir_stop(struct em28xx_IR *ir)
 {
-	del_timer_sync(&ir->timer);
-	flush_scheduled_work();
+	cancel_delayed_work_sync(&ir->work);
 }
 
 int em28xx_ir_init(struct em28xx *dev)
diff --git a/linux/drivers/media/video/gspca/conex.c b/linux/drivers/media/video/gspca/conex.c
index de2e608bf..219cfa6fb 100644
--- a/linux/drivers/media/video/gspca/conex.c
+++ b/linux/drivers/media/video/gspca/conex.c
@@ -23,7 +23,6 @@
 
 #include "gspca.h"
 #define CONEX_CAM 1		/* special JPEG header */
-#define QUANT_VAL 0		/* quantization table */
 #include "jpeg.h"
 
 MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
@@ -37,6 +36,12 @@ struct sd {
 	unsigned char brightness;
 	unsigned char contrast;
 	unsigned char colors;
+	u8 quality;
+#define QUALITY_MIN 30
+#define QUALITY_MAX 60
+#define QUALITY_DEF 40
+
+	u8 *jpeg_hdr;
 };
 
 /* V4L2 controls supported by the driver */
@@ -820,6 +825,7 @@ static int sd_config(struct gspca_dev *gspca_dev,
 	sd->brightness = BRIGHTNESS_DEF;
 	sd->contrast = CONTRAST_DEF;
 	sd->colors = COLOR_DEF;
+	sd->quality = QUALITY_DEF;
 	return 0;
 }
 
@@ -836,6 +842,14 @@ static int sd_init(struct gspca_dev *gspca_dev)
 
 static int sd_start(struct gspca_dev *gspca_dev)
 {
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	/* create the JPEG header */
+	sd->jpeg_hdr = kmalloc(JPEG_HDR_SZ, GFP_KERNEL);
+	jpeg_define(sd->jpeg_hdr, gspca_dev->height, gspca_dev->width,
+			0x22);		/* JPEG 411 */
+	jpeg_set_qual(sd->jpeg_hdr, sd->quality);
+
 	cx11646_initsize(gspca_dev);
 	cx11646_fw(gspca_dev);
 	cx_sensor(gspca_dev);
@@ -846,8 +860,11 @@ static int sd_start(struct gspca_dev *gspca_dev)
 /* called on streamoff with alt 0 and on disconnect */
 static void sd_stop0(struct gspca_dev *gspca_dev)
 {
+	struct sd *sd = (struct sd *) gspca_dev;
 	int retry = 50;
 
+	kfree(sd->jpeg_hdr);
+
 	if (!gspca_dev->present)
 		return;
 	reg_w_val(gspca_dev, 0x0000, 0x00);
@@ -873,6 +890,8 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 			__u8 *data,			/* isoc packet */
 			int len)			/* iso packet length */
 {
+	struct sd *sd = (struct sd *) gspca_dev;
+
 	if (data[0] == 0xff && data[1] == 0xd8) {
 
 		/* start of frame */
@@ -880,7 +899,8 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 					data, 0);
 
 		/* put the JPEG header in the new frame */
-		jpeg_put_header(gspca_dev, frame, 0x22);
+		gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
+			sd->jpeg_hdr, JPEG_HDR_SZ);
 		data += 2;
 		len -= 2;
 	}
@@ -983,6 +1003,34 @@ static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val)
 	return 0;
 }
 
+static int sd_set_jcomp(struct gspca_dev *gspca_dev,
+			struct v4l2_jpegcompression *jcomp)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	if (jcomp->quality < QUALITY_MIN)
+		sd->quality = QUALITY_MIN;
+	else if (jcomp->quality > QUALITY_MAX)
+		sd->quality = QUALITY_MAX;
+	else
+		sd->quality = jcomp->quality;
+	if (gspca_dev->streaming)
+		jpeg_set_qual(sd->jpeg_hdr, sd->quality);
+	return 0;
+}
+
+static int sd_get_jcomp(struct gspca_dev *gspca_dev,
+			struct v4l2_jpegcompression *jcomp)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	memset(jcomp, 0, sizeof *jcomp);
+	jcomp->quality = sd->quality;
+	jcomp->jpeg_markers = V4L2_JPEG_MARKER_DHT
+			| V4L2_JPEG_MARKER_DQT;
+	return 0;
+}
+
 /* sub-driver description */
 static struct sd_desc sd_desc = {
 	.name = MODULE_NAME,
@@ -993,6 +1041,8 @@ static struct sd_desc sd_desc = {
 	.start = sd_start,
 	.stop0 = sd_stop0,
 	.pkt_scan = sd_pkt_scan,
+	.get_jcomp = sd_get_jcomp,
+	.set_jcomp = sd_set_jcomp,
 };
 
 /* -- module initialisation -- */
diff --git a/linux/drivers/media/video/gspca/jpeg.h b/linux/drivers/media/video/gspca/jpeg.h
index 7d2df9720..de63c3680 100644
--- a/linux/drivers/media/video/gspca/jpeg.h
+++ b/linux/drivers/media/video/gspca/jpeg.h
@@ -27,42 +27,16 @@
 /*
  * generation options
  *	CONEX_CAM	Conexant if present
- *	QUANT_VAL	quantization table (0..8)
  */
 
-/*
- * JPEG header:
- *	- start of jpeg frame
- *	- quantization table
- *	- huffman table
- *	- start of SOF0
- */
+/* JPEG header */
 static const u8 jpeg_head[] = {
 	0xff, 0xd8,			/* jpeg */
+
+/* quantization table quality 50% */
 	0xff, 0xdb, 0x00, 0x84,		/* DQT */
-#if QUANT_VAL == 0
-/* index 0 - Q40*/
-0,					/* quantization table part 1 */
-	0x14, 0x0e, 0x0f, 0x12, 0x0f, 0x0d, 0x14, 0x12,
-	0x10, 0x12, 0x17, 0x15, 0x14, 0x18, 0x1e, 0x32,
-	0x21, 0x1e, 0x1c, 0x1c, 0x1e, 0x3d, 0x2c, 0x2e,
-	0x24, 0x32, 0x49, 0x40, 0x4c, 0x4b, 0x47, 0x40,
-	0x46, 0x45, 0x50, 0x5a, 0x73, 0x62, 0x50, 0x55,
-	0x6d, 0x56, 0x45, 0x46, 0x64, 0x88, 0x65, 0x6d,
-	0x77, 0x7b, 0x81, 0x82, 0x81, 0x4e, 0x60, 0x8d,
-	0x97, 0x8c, 0x7d, 0x96, 0x73, 0x7e, 0x81, 0x7c,
-1,					/* quantization table part 2 */
-	0x15, 0x17, 0x17, 0x1e, 0x1a, 0x1e, 0x3b, 0x21,
-	0x21, 0x3b, 0x7c, 0x53, 0x46, 0x53, 0x7c, 0x0c,
-	0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c,
-	0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c,
-	0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c,
-	0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c,
-	0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c,
-	0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c,
-#elif QUANT_VAL == 1
-/* index 1 - Q50 */
 0,
+#define JPEG_QT0_OFFSET 7
 	0x10, 0x0b, 0x0c, 0x0e, 0x0c, 0x0a, 0x10, 0x0e,
 	0x0d, 0x0e, 0x12, 0x11, 0x10, 0x13, 0x18, 0x28,
 	0x1a, 0x18, 0x16, 0x16, 0x18, 0x31, 0x23, 0x25,
@@ -72,6 +46,7 @@ static const u8 jpeg_head[] = {
 	0x5f, 0x62, 0x67, 0x68, 0x67, 0x3e, 0x4d, 0x71,
 	0x79, 0x70, 0x64, 0x78, 0x5c, 0x65, 0x67, 0x63,
 1,
+#define JPEG_QT1_OFFSET 72
 	0x11, 0x12, 0x12, 0x18, 0x15, 0x18, 0x2f, 0x1a,
 	0x1a, 0x2f, 0x63, 0x42, 0x38, 0x42, 0x63, 0x63,
 	0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63,
@@ -80,149 +55,6 @@ static const u8 jpeg_head[] = {
 	0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63,
 	0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63,
 	0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63,
-#elif QUANT_VAL == 2
-/* index 2 Q60 */
-0,
-	0x0d, 0x09, 0x0a, 0x0b, 0x0a, 0x08, 0x0d, 0x0b,
-	0x0a, 0x0b, 0x0e, 0x0e, 0x0d, 0x0f, 0x13, 0x20,
-	0x15, 0x13, 0x12, 0x12, 0x13, 0x27, 0x1c, 0x1e,
-	0x17, 0x20, 0x2e, 0x29, 0x31, 0x30, 0x2e, 0x29,
-	0x2d, 0x2c, 0x33, 0x3a, 0x4a, 0x3e, 0x33, 0x36,
-	0x46, 0x37, 0x2c, 0x2d, 0x40, 0x57, 0x41, 0x46,
-	0x4c, 0x4e, 0x52, 0x53, 0x52, 0x32, 0x3e, 0x5a,
-	0x61, 0x5a, 0x50, 0x60, 0x4a, 0x51, 0x52, 0x4f,
-1,
-	0x0e, 0x0e, 0x0e, 0x13, 0x11, 0x13, 0x26, 0x15,
-	0x15, 0x26, 0x4f, 0x35, 0x2d, 0x35, 0x4f, 0x4f,
-	0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f,
-	0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f,
-	0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f,
-	0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f,
-	0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f,
-	0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f,
-#elif QUANT_VAL == 3
-/* index 3 - Q70 */
-0,
-	0x0a, 0x07, 0x07, 0x08, 0x07, 0x06, 0x0a, 0x08,
-	0x08, 0x08, 0x0b, 0x0a, 0x0a, 0x0b, 0x0e, 0x18,
-	0x10, 0x0e, 0x0d, 0x0d, 0x0e, 0x1d, 0x15, 0x16,
-	0x11, 0x18, 0x23, 0x1f, 0x25, 0x24, 0x22, 0x1f,
-	0x22, 0x21, 0x26, 0x2b, 0x37, 0x2f, 0x26, 0x29,
-	0x34, 0x29, 0x21, 0x22, 0x30, 0x41, 0x31, 0x34,
-	0x39, 0x3b, 0x3e, 0x3e, 0x3e, 0x25, 0x2e, 0x44,
-	0x49, 0x43, 0x3c, 0x48, 0x37, 0x3d, 0x3e, 0x3b,
-1,
-	0x0a, 0x0b, 0x0b, 0x0e, 0x0d, 0x0e, 0x1c, 0x10,
-	0x10, 0x1c, 0x3b, 0x28, 0x22, 0x28, 0x3b, 0x3b,
-	0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b,
-	0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b,
-	0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b,
-	0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b,
-	0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b,
-	0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b,
-#elif QUANT_VAL == 4
-/* index 4 - Q80 */
-0,
-	0x06, 0x04, 0x05, 0x06, 0x05, 0x04, 0x06, 0x06,
-	0x05, 0x06, 0x07, 0x07, 0x06, 0x08, 0x0a, 0x10,
-	0x0a, 0x0a, 0x09, 0x09, 0x0a, 0x14, 0x0e, 0x0f,
-	0x0c, 0x10, 0x17, 0x14, 0x18, 0x18, 0x17, 0x14,
-	0x16, 0x16, 0x1a, 0x1d, 0x25, 0x1f, 0x1a, 0x1b,
-	0x23, 0x1c, 0x16, 0x16, 0x20, 0x2c, 0x20, 0x23,
-	0x26, 0x27, 0x29, 0x2a, 0x29, 0x19, 0x1f, 0x2d,
-	0x30, 0x2d, 0x28, 0x30, 0x25, 0x28, 0x29, 0x28,
-1,
-	0x07, 0x07, 0x07, 0x0a, 0x08, 0x0a, 0x13, 0x0a,
-	0x0a, 0x13, 0x28, 0x1a, 0x16, 0x1a, 0x28, 0x28,
-	0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
-	0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
-	0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
-	0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
-	0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
-	0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
-#elif QUANT_VAL == 5
-/* index 5 - Q85 */
-0,
-	0x05, 0x03, 0x04, 0x04, 0x04, 0x03, 0x05, 0x04,
-	0x04, 0x04, 0x05, 0x05, 0x05, 0x06, 0x07, 0x0c,
-	0x08, 0x07, 0x07, 0x07, 0x07, 0x0f, 0x0b, 0x0b,
-	0x09, 0x0c, 0x11, 0x0f, 0x12, 0x12, 0x11, 0x0f,
-	0x11, 0x11, 0x13, 0x16, 0x1c, 0x17, 0x13, 0x14,
-	0x1a, 0x15, 0x11, 0x11, 0x18, 0x21, 0x18, 0x1a,
-	0x1d, 0x1d, 0x1f, 0x1f, 0x1f, 0x13, 0x17, 0x22,
-	0x24, 0x22, 0x1e, 0x24, 0x1c, 0x1e, 0x1f, 0x1e,
-1,
-	0x05, 0x05, 0x05, 0x07, 0x06, 0x07, 0x0e, 0x08,
-	0x08, 0x0e, 0x1e, 0x14, 0x11, 0x14, 0x1e, 0x1e,
-	0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e,
-	0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e,
-	0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e,
-	0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e,
-	0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e,
-	0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e,
-#elif QUANT_VAL == 6
-/* index 6 - 86 */
-0,
-	0x04, 0x03, 0x03, 0x04, 0x03, 0x03, 0x04, 0x04,
-	0x04, 0x04, 0x05, 0x05, 0x04, 0x05, 0x07, 0x0B,
-	0x07, 0x07, 0x06, 0x06, 0x07, 0x0e, 0x0a, 0x0a,
-	0x08, 0x0B, 0x10, 0x0e, 0x11, 0x11, 0x10, 0x0e,
-	0x10, 0x0f, 0x12, 0x14, 0x1a, 0x16, 0x12, 0x13,
-	0x18, 0x13, 0x0f, 0x10, 0x16, 0x1f, 0x17, 0x18,
-	0x1b, 0x1b, 0x1d, 0x1d, 0x1d, 0x11, 0x16, 0x20,
-	0x22, 0x1f, 0x1c, 0x22, 0x1a, 0x1c, 0x1d, 0x1c,
-1,
-	0x05, 0x05, 0x05, 0x07, 0x06, 0x07, 0x0D, 0x07,
-	0x07, 0x0D, 0x1c, 0x12, 0x10, 0x12, 0x1c, 0x1c,
-	0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c,
-	0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c,
-	0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c,
-	0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c,
-	0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c,
-	0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c,
-#elif QUANT_VAL == 7
-/* index 7 - 88 */
-0,
-	0x04, 0x03, 0x03, 0x03, 0x03, 0x02, 0x04, 0x03,
-	0x03, 0x03, 0x04, 0x04, 0x04, 0x05, 0x06, 0x0a,
-	0x06, 0x06, 0x05, 0x05, 0x06, 0x0C, 0x08, 0x09,
-	0x07, 0x0a, 0x0e, 0x0c, 0x0f, 0x0e, 0x0e, 0x0c,
-	0x0d, 0x0d, 0x0f, 0x11, 0x16, 0x13, 0x0f, 0x10,
-	0x15, 0x11, 0x0d, 0x0d, 0x13, 0x1a, 0x13, 0x15,
-	0x17, 0x18, 0x19, 0x19, 0x19, 0x0f, 0x12, 0x1b,
-	0x1d, 0x1b, 0x18, 0x1d, 0x16, 0x18, 0x19, 0x18,
-1,
-	0x04, 0x04, 0x04, 0x06, 0x05, 0x06, 0x0B, 0x06,
-	0x06, 0x0B, 0x18, 0x10, 0x0d, 0x10, 0x18, 0x18,
-	0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
-	0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
-	0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
-	0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
-	0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
-	0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
-#elif QUANT_VAL == 8
-/* index 8 - ?? */
-0,
-	0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
-	0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03, 0x05,
-	0x03, 0x03, 0x03, 0x03, 0x03, 0x06, 0x04, 0x05,
-	0x04, 0x05, 0x07, 0x06, 0x08, 0x08, 0x07, 0x06,
-	0x07, 0x07, 0x08, 0x09, 0x0c, 0x0a, 0x08, 0x09,
-	0x0B, 0x09, 0x07, 0x07, 0x0a, 0x0e, 0x0a, 0x0b,
-	0x0c, 0x0c, 0x0d, 0x0d, 0x0d, 0x08, 0x0a, 0x0e,
-	0x0f, 0x0e, 0x0d, 0x0f, 0x0c, 0x0d, 0x0d, 0x0c,
-1,
-	0x02, 0x02, 0x02, 0x03, 0x03, 0x03, 0x06, 0x03,
-	0x03, 0x06, 0x0c, 0x08, 0x07, 0x08, 0x0c, 0x0c,
-	0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,
-	0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,
-	0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,
-	0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,
-	0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,
-	0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,
-#else
-#error "Invalid quantization table"
-#endif
 
 /* huffman table */
 	0xff, 0xc4, 0x01, 0xa2,
@@ -280,55 +112,57 @@ static const u8 jpeg_head[] = {
 	0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa,
 #ifdef CONEX_CAM
 /* the Conexant frames start with SOF0 */
+#define JPEG_HDR_SZ 556
 #else
 	0xff, 0xc0, 0x00, 0x11,		/* SOF0 (start of frame 0 */
 	0x08,				/* data precision */
-#endif
-};
-
-#ifndef CONEX_CAM
-/* variable part:
- *	0x01, 0xe0,			 height
- *	0x02, 0x80,			 width
- *	0x03,				 component number
- *		0x01,
- *			0x21,			samples Y
- */
-
-/* end of header */
-static u8 eoh[] = {
+#define JPEG_HEIGHT_OFFSET 561
+	0x01, 0xe0,			/* height */
+	0x02, 0x80,			/* width */
+	0x03,				/* component number */
+		0x01,
+			0x21,		/* samples Y */
 			0x00,		/* quant Y */
 		0x02, 0x11, 0x01,	/* samples CbCr - quant CbCr */
 		0x03, 0x11, 0x01,
 
 	0xff, 0xda, 0x00, 0x0c,		/* SOS (start of scan) */
 	0x03, 0x01, 0x00, 0x02, 0x11, 0x03, 0x11, 0x00, 0x3f, 0x00
-};
+#define JPEG_HDR_SZ 589
 #endif
+};
 
-/* -- output the JPEG header -- */
-static void jpeg_put_header(struct gspca_dev *gspca_dev,
-			    struct gspca_frame *frame,
-			    int samplesY)
+/* define the JPEG header */
+static void jpeg_define(u8 *jpeg_hdr,
+			int height,
+			int width,
+			int samplesY)
 {
+	memcpy(jpeg_hdr, jpeg_head, sizeof jpeg_head);
 #ifndef CONEX_CAM
-	u8 tmpbuf[8];
+	jpeg_hdr[JPEG_HEIGHT_OFFSET + 0] = height >> 8;
+	jpeg_hdr[JPEG_HEIGHT_OFFSET + 1] = height & 0xff;
+	jpeg_hdr[JPEG_HEIGHT_OFFSET + 2] = width >> 8;
+	jpeg_hdr[JPEG_HEIGHT_OFFSET + 3] = width & 0xff;
+	jpeg_hdr[JPEG_HEIGHT_OFFSET + 6] = samplesY;
 #endif
+}
 
-	gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
-			jpeg_head, sizeof jpeg_head);
-#ifndef CONEX_CAM
-	tmpbuf[0] = gspca_dev->height >> 8;
-	tmpbuf[1] = gspca_dev->height & 0xff;
-	tmpbuf[2] = gspca_dev->width >> 8;
-	tmpbuf[3] = gspca_dev->width & 0xff;
-	tmpbuf[4] = 0x03;		/* component number */
-	tmpbuf[5] = 0x01;		/* first component */
-	tmpbuf[6] = samplesY;
-	gspca_frame_add(gspca_dev, INTER_PACKET, frame,
-			tmpbuf, 7);
-	gspca_frame_add(gspca_dev, INTER_PACKET, frame,
-			eoh, sizeof eoh);
-#endif
+/* set the JPEG quality */
+static void jpeg_set_qual(u8 *jpeg_hdr,
+			  int quality)
+{
+	int i, sc;
+
+	if (quality < 50)
+		sc = 5000 / quality;
+	else
+		sc = 200 - quality * 2;
+	for (i = 0; i < 64; i++) {
+		jpeg_hdr[JPEG_QT0_OFFSET + i] =
+			(jpeg_head[JPEG_QT0_OFFSET + i] * sc + 50) / 100;
+		jpeg_hdr[JPEG_QT1_OFFSET + i] =
+			(jpeg_head[JPEG_QT1_OFFSET + i] * sc + 50) / 100;
+	}
 }
 #endif
diff --git a/linux/drivers/media/video/gspca/mars.c b/linux/drivers/media/video/gspca/mars.c
index 5d54893eb..789fd178a 100644
--- a/linux/drivers/media/video/gspca/mars.c
+++ b/linux/drivers/media/video/gspca/mars.c
@@ -22,7 +22,6 @@
 #define MODULE_NAME "mars"
 
 #include "gspca.h"
-#define QUANT_VAL 1		/* quantization table */
 #include "jpeg.h"
 
 MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
@@ -37,6 +36,12 @@ struct sd {
 	u8 colors;
 	u8 gamma;
 	u8 sharpness;
+	u8 quality;
+#define QUALITY_MIN 40
+#define QUALITY_MAX 70
+#define QUALITY_DEF 50
+
+	u8 *jpeg_hdr;
 };
 
 /* V4L2 controls supported by the driver */
@@ -176,6 +181,7 @@ static int sd_config(struct gspca_dev *gspca_dev,
 	sd->colors = COLOR_DEF;
 	sd->gamma = GAMMA_DEF;
 	sd->sharpness = SHARPNESS_DEF;
+	sd->quality = QUALITY_DEF;
 	gspca_dev->nbalt = 9;		/* use the altsetting 08 */
 	return 0;
 }
@@ -193,6 +199,12 @@ static int sd_start(struct gspca_dev *gspca_dev)
 	u8 *data;
 	int i;
 
+	/* create the JPEG header */
+	sd->jpeg_hdr = kmalloc(JPEG_HDR_SZ, GFP_KERNEL);
+	jpeg_define(sd->jpeg_hdr, gspca_dev->height, gspca_dev->width,
+			0x21);		/* JPEG 422 */
+	jpeg_set_qual(sd->jpeg_hdr, sd->quality);
+
 	data = gspca_dev->usb_buf;
 
 	data[0] = 0x01;		/* address */
@@ -341,11 +353,19 @@ static void sd_stopN(struct gspca_dev *gspca_dev)
 		PDEBUG(D_ERR, "Camera Stop failed");
 }
 
+static void sd_stop0(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	kfree(sd->jpeg_hdr);
+}
+
 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 			struct gspca_frame *frame,	/* target */
 			__u8 *data,			/* isoc packet */
 			int len)			/* iso packet length */
 {
+	struct sd *sd = (struct sd *) gspca_dev;
 	int p;
 
 	if (len < 6) {
@@ -368,7 +388,8 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 							frame, data, p);
 
 				/* put the JPEG header */
-				jpeg_put_header(gspca_dev, frame, 0x21);
+				gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
+					sd->jpeg_hdr, JPEG_HDR_SZ);
 				data += p + 16;
 				len -= p + 16;
 				break;
@@ -465,6 +486,34 @@ static int sd_getsharpness(struct gspca_dev *gspca_dev, __s32 *val)
 	return 0;
 }
 
+static int sd_set_jcomp(struct gspca_dev *gspca_dev,
+			struct v4l2_jpegcompression *jcomp)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	if (jcomp->quality < QUALITY_MIN)
+		sd->quality = QUALITY_MIN;
+	else if (jcomp->quality > QUALITY_MAX)
+		sd->quality = QUALITY_MAX;
+	else
+		sd->quality = jcomp->quality;
+	if (gspca_dev->streaming)
+		jpeg_set_qual(sd->jpeg_hdr, sd->quality);
+	return 0;
+}
+
+static int sd_get_jcomp(struct gspca_dev *gspca_dev,
+			struct v4l2_jpegcompression *jcomp)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	memset(jcomp, 0, sizeof *jcomp);
+	jcomp->quality = sd->quality;
+	jcomp->jpeg_markers = V4L2_JPEG_MARKER_DHT
+			| V4L2_JPEG_MARKER_DQT;
+	return 0;
+}
+
 /* sub-driver description */
 static const struct sd_desc sd_desc = {
 	.name = MODULE_NAME,
@@ -474,7 +523,10 @@ static const struct sd_desc sd_desc = {
 	.init = sd_init,
 	.start = sd_start,
 	.stopN = sd_stopN,
+	.stop0 = sd_stop0,
 	.pkt_scan = sd_pkt_scan,
+	.get_jcomp = sd_get_jcomp,
+	.set_jcomp = sd_set_jcomp,
 };
 
 /* -- module initialisation -- */
diff --git a/linux/drivers/media/video/gspca/mr97310a.c b/linux/drivers/media/video/gspca/mr97310a.c
index 5ec5ce6e3..2a901a4a6 100644
--- a/linux/drivers/media/video/gspca/mr97310a.c
+++ b/linux/drivers/media/video/gspca/mr97310a.c
@@ -29,9 +29,7 @@ MODULE_LICENSE("GPL");
 /* specific webcam descriptor */
 struct sd {
 	struct gspca_dev gspca_dev;  /* !! must be the first item */
-
 	u8 sof_read;
-	u8 header_read;
 };
 
 /* V4L2 controls supported by the driver */
@@ -285,7 +283,6 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 			__u8 *data,                   /* isoc packet */
 			int len)                      /* iso packet length */
 {
-	struct sd *sd = (struct sd *) gspca_dev;
 	unsigned char *sof;
 
 	sof = pac_find_sof(gspca_dev, data, len);
@@ -300,25 +297,12 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 			n = 0;
 		frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame,
 					data, n);
-		sd->header_read = 0;
-		gspca_frame_add(gspca_dev, FIRST_PACKET, frame, NULL, 0);
+		/* Start next frame. */
+		gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
+			pac_sof_marker, sizeof pac_sof_marker);
 		len -= sof - data;
 		data = sof;
 	}
-	if (sd->header_read < 7) {
-		int needed;
-
-		/* skip the rest of the header */
-		needed = 7 - sd->header_read;
-		if (len <= needed) {
-			sd->header_read += len;
-			return;
-		}
-		data += needed;
-		len -= needed;
-		sd->header_read = 7;
-	}
-
 	gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len);
 }
 
diff --git a/linux/drivers/media/video/gspca/sonixj.c b/linux/drivers/media/video/gspca/sonixj.c
index 36d6f50be..a7fcc169d 100644
--- a/linux/drivers/media/video/gspca/sonixj.c
+++ b/linux/drivers/media/video/gspca/sonixj.c
@@ -22,7 +22,6 @@
 #define MODULE_NAME "sonixj"
 
 #include "gspca.h"
-#define QUANT_VAL 4		/* quantization table */
 #include "jpeg.h"
 
 #define V4L2_CID_INFRARED (V4L2_CID_PRIVATE_BASE + 0)
@@ -47,6 +46,13 @@ struct sd {
 	u8 gamma;
 	u8 vflip;			/* ov7630/ov7648 only */
 	u8 infrared;			/* mt9v111 only */
+	u8 quality;			/* image quality */
+#define QUALITY_MIN 60
+#define QUALITY_MAX 95
+#define QUALITY_DEF 80
+	u8 jpegqual;			/* webcam quality */
+
+	u8 reg18;
 
 	s8 ag_cnt;
 #define AG_CNT_START 13
@@ -68,6 +74,8 @@ struct sd {
 #define SENSOR_OV7660 7
 #define SENSOR_SP80708 8
 	u8 i2c_base;
+
+	u8 *jpeg_hdr;
 };
 
 /* V4L2 controls supported by the driver */
@@ -867,25 +875,6 @@ static const u8 sp80708_sensor_init[][8] = {
 	{}
 };
 
-static const u8 qtable4[] = {
-	0x06, 0x04, 0x04, 0x06, 0x04, 0x04, 0x06, 0x06,
-	0x06, 0x06, 0x08, 0x06, 0x06, 0x08, 0x0a, 0x11,
-	0x0a, 0x0a, 0x08, 0x08, 0x0a, 0x15, 0x0f, 0x0f,
-	0x0c, 0x11, 0x19, 0x15, 0x19, 0x19, 0x17, 0x15,
-	0x17, 0x17, 0x1b, 0x1d, 0x25, 0x21, 0x1b, 0x1d,
-	0x23, 0x1d, 0x17, 0x17, 0x21, 0x2e, 0x21, 0x23,
-	0x27, 0x29, 0x2c, 0x2c, 0x2c, 0x19, 0x1f, 0x30,
-	0x32, 0x2e, 0x29, 0x32, 0x25, 0x29, 0x2c, 0x29,
-	0x06, 0x08, 0x08, 0x0a, 0x08, 0x0a, 0x13, 0x0a,
-	0x0a, 0x13, 0x29, 0x1b, 0x17, 0x1b, 0x29, 0x29,
-	0x29, 0x29, 0x29, 0x29, 0x29, 0x29, 0x29, 0x29,
-	0x29, 0x29, 0x29, 0x29, 0x29, 0x29, 0x29, 0x29,
-	0x29, 0x29, 0x29, 0x29, 0x29, 0x29, 0x29, 0x29,
-	0x29, 0x29, 0x29, 0x29, 0x29, 0x29, 0x29, 0x29,
-	0x29, 0x29, 0x29, 0x29, 0x29, 0x29, 0x29, 0x29,
-	0x29, 0x29, 0x29, 0x29, 0x29, 0x29, 0x29, 0x29
-};
-
 /* read <len> bytes to gspca_dev->usb_buf */
 static void reg_r(struct gspca_dev *gspca_dev,
 		  u16 value, int len)
@@ -1325,6 +1314,8 @@ static int sd_config(struct gspca_dev *gspca_dev,
 	else
 		sd->vflip = 1;
 	sd->infrared = INFRARED_DEF;
+	sd->quality = QUALITY_DEF;
+	sd->jpegqual = 80;
 
 	gspca_dev->ctrl_dis = ctrl_dis[sd->sensor];
 	return 0;
@@ -1642,12 +1633,49 @@ static void setinfrared(struct sd *sd)
 #endif
 }
 
+static void setjpegqual(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	int i, sc;
+
+	if (sd->jpegqual < 50)
+		sc = 5000 / sd->jpegqual;
+	else
+		sc = 200 - sd->jpegqual * 2;
+#if USB_BUF_SZ < 64
+#error "No room enough in usb_buf for quantization table"
+#endif
+	for (i = 0; i < 64; i++)
+		gspca_dev->usb_buf[i] =
+			(jpeg_head[JPEG_QT0_OFFSET + i] * sc + 50) / 100;
+	usb_control_msg(gspca_dev->dev,
+			usb_sndctrlpipe(gspca_dev->dev, 0),
+			0x08,
+			USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
+			0x0100, 0,
+			gspca_dev->usb_buf, 64,
+			500);
+	for (i = 0; i < 64; i++)
+		gspca_dev->usb_buf[i] =
+			(jpeg_head[JPEG_QT1_OFFSET + i] * sc + 50) / 100;
+	usb_control_msg(gspca_dev->dev,
+			usb_sndctrlpipe(gspca_dev->dev, 0),
+			0x08,
+			USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
+			0x0140, 0,
+			gspca_dev->usb_buf, 64,
+			500);
+
+	sd->reg18 ^= 0x40;
+	reg_w1(gspca_dev, 0x18, sd->reg18);
+}
+
 /* -- start the camera -- */
 static int sd_start(struct gspca_dev *gspca_dev)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
 	int i;
-	u8 reg1, reg17, reg18;
+	u8 reg1, reg17;
 	const u8 *sn9c1xx;
 	int mode;
 	static const u8 C0[] = { 0x2d, 0x2d, 0x3a, 0x05, 0x04, 0x3f };
@@ -1656,6 +1684,12 @@ static int sd_start(struct gspca_dev *gspca_dev)
 	static const u8 CE_ov76xx[] =
 				{ 0x32, 0xdd, 0x32, 0xdd };
 
+	/* create the JPEG header */
+	sd->jpeg_hdr = kmalloc(JPEG_HDR_SZ, GFP_KERNEL);
+	jpeg_define(sd->jpeg_hdr, gspca_dev->height, gspca_dev->width,
+			0x21);		/* JPEG 422 */
+	jpeg_set_qual(sd->jpeg_hdr, sd->quality);
+
 	sn9c1xx = sn_tb[(int) sd->sensor];
 	configure_gpio(gspca_dev, sn9c1xx);
 
@@ -1816,13 +1850,9 @@ static int sd_start(struct gspca_dev *gspca_dev)
 	}
 
 	/* here change size mode 0 -> VGA; 1 -> CIF */
-	reg18 = sn9c1xx[0x18] | (mode << 4);
-	reg_w1(gspca_dev, 0x18, reg18 | 0x40);
-
-	reg_w(gspca_dev, 0x0100, qtable4, 0x40);
-	reg_w(gspca_dev, 0x0140, qtable4 + 0x40, 0x40);
-
-	reg_w1(gspca_dev, 0x18, reg18);
+	sd->reg18 = sn9c1xx[0x18] | (mode << 4) | 0x40;
+	reg_w1(gspca_dev, 0x18, sd->reg18);
+	setjpegqual(gspca_dev);
 
 	reg_w1(gspca_dev, 0x17, reg17);
 	reg_w1(gspca_dev, 0x01, reg1);
@@ -1884,6 +1914,13 @@ static void sd_stopN(struct gspca_dev *gspca_dev)
 	reg_w1(gspca_dev, 0xf1, 0x00);
 }
 
+static void sd_stop0(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	kfree(sd->jpeg_hdr);
+}
+
 static void do_autogain(struct gspca_dev *gspca_dev)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
@@ -1967,7 +2004,8 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 	if (gspca_dev->last_packet_type == LAST_PACKET) {
 
 		/* put the JPEG 422 header */
-		jpeg_put_header(gspca_dev, frame, 0x21);
+		gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
+			sd->jpeg_hdr, JPEG_HDR_SZ);
 	}
 	gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len);
 }
@@ -2134,6 +2172,34 @@ static int sd_getinfrared(struct gspca_dev *gspca_dev, __s32 *val)
 	return 0;
 }
 
+static int sd_set_jcomp(struct gspca_dev *gspca_dev,
+			struct v4l2_jpegcompression *jcomp)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	if (jcomp->quality < QUALITY_MIN)
+		sd->quality = QUALITY_MIN;
+	else if (jcomp->quality > QUALITY_MAX)
+		sd->quality = QUALITY_MAX;
+	else
+		sd->quality = jcomp->quality;
+	if (gspca_dev->streaming)
+		jpeg_set_qual(sd->jpeg_hdr, sd->quality);
+	return 0;
+}
+
+static int sd_get_jcomp(struct gspca_dev *gspca_dev,
+			struct v4l2_jpegcompression *jcomp)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	memset(jcomp, 0, sizeof *jcomp);
+	jcomp->quality = sd->quality;
+	jcomp->jpeg_markers = V4L2_JPEG_MARKER_DHT
+			| V4L2_JPEG_MARKER_DQT;
+	return 0;
+}
+
 /* sub-driver description */
 static const struct sd_desc sd_desc = {
 	.name = MODULE_NAME,
@@ -2143,8 +2209,11 @@ static const struct sd_desc sd_desc = {
 	.init = sd_init,
 	.start = sd_start,
 	.stopN = sd_stopN,
+	.stop0 = sd_stop0,
 	.pkt_scan = sd_pkt_scan,
 	.dq_callback = do_autogain,
+	.get_jcomp = sd_get_jcomp,
+	.set_jcomp = sd_set_jcomp,
 };
 
 /* -- module initialisation -- */
diff --git a/linux/drivers/media/video/gspca/spca500.c b/linux/drivers/media/video/gspca/spca500.c
index 94caba63b..8cfb7cad9 100644
--- a/linux/drivers/media/video/gspca/spca500.c
+++ b/linux/drivers/media/video/gspca/spca500.c
@@ -22,7 +22,6 @@
 #define MODULE_NAME "spca500"
 
 #include "gspca.h"
-#define QUANT_VAL 5		/* quantization table */
 #include "jpeg.h"
 
 MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
@@ -39,6 +38,10 @@ struct sd {
 	unsigned char brightness;
 	unsigned char contrast;
 	unsigned char colors;
+	u8 quality;
+#define QUALITY_MIN 70
+#define QUALITY_MAX 95
+#define QUALITY_DEF 85
 
 	char subtype;
 #define AgfaCl20 0
@@ -56,6 +59,8 @@ struct sd {
 #define Optimedia 12
 #define PalmPixDC85 13
 #define ToptroIndus 14
+
+	u8 *jpeg_hdr;
 };
 
 /* V4L2 controls supported by the driver */
@@ -657,6 +662,7 @@ static int sd_config(struct gspca_dev *gspca_dev,
 	sd->brightness = BRIGHTNESS_DEF;
 	sd->contrast = CONTRAST_DEF;
 	sd->colors = COLOR_DEF;
+	sd->quality = QUALITY_DEF;
 	return 0;
 }
 
@@ -682,6 +688,12 @@ static int sd_start(struct gspca_dev *gspca_dev)
 	__u8 Data;
 	__u8 xmult, ymult;
 
+	/* create the JPEG header */
+	sd->jpeg_hdr = kmalloc(JPEG_HDR_SZ, GFP_KERNEL);
+	jpeg_define(sd->jpeg_hdr, gspca_dev->height, gspca_dev->width,
+			0x22);		/* JPEG 411 */
+	jpeg_set_qual(sd->jpeg_hdr, sd->quality);
+
 	if (sd->subtype == LogitechClickSmart310) {
 		xmult = 0x16;
 		ymult = 0x12;
@@ -897,6 +909,13 @@ static void sd_stopN(struct gspca_dev *gspca_dev)
 		gspca_dev->usb_buf[0]);
 }
 
+static void sd_stop0(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	kfree(sd->jpeg_hdr);
+}
+
 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 			struct gspca_frame *frame,	/* target */
 			__u8 *data,			/* isoc packet */
@@ -917,7 +936,8 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 					ffd9, 2);
 
 		/* put the JPEG header in the new frame */
-		jpeg_put_header(gspca_dev, frame, 0x22);
+		gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
+			sd->jpeg_hdr, JPEG_HDR_SZ);
 
 		data += SPCA500_OFFSET_DATA;
 		len -= SPCA500_OFFSET_DATA;
@@ -1021,6 +1041,34 @@ static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val)
 	return 0;
 }
 
+static int sd_set_jcomp(struct gspca_dev *gspca_dev,
+			struct v4l2_jpegcompression *jcomp)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	if (jcomp->quality < QUALITY_MIN)
+		sd->quality = QUALITY_MIN;
+	else if (jcomp->quality > QUALITY_MAX)
+		sd->quality = QUALITY_MAX;
+	else
+		sd->quality = jcomp->quality;
+	if (gspca_dev->streaming)
+		jpeg_set_qual(sd->jpeg_hdr, sd->quality);
+	return 0;
+}
+
+static int sd_get_jcomp(struct gspca_dev *gspca_dev,
+			struct v4l2_jpegcompression *jcomp)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	memset(jcomp, 0, sizeof *jcomp);
+	jcomp->quality = sd->quality;
+	jcomp->jpeg_markers = V4L2_JPEG_MARKER_DHT
+			| V4L2_JPEG_MARKER_DQT;
+	return 0;
+}
+
 /* sub-driver description */
 static struct sd_desc sd_desc = {
 	.name = MODULE_NAME,
@@ -1030,7 +1078,10 @@ static struct sd_desc sd_desc = {
 	.init = sd_init,
 	.start = sd_start,
 	.stopN = sd_stopN,
+	.stop0 = sd_stop0,
 	.pkt_scan = sd_pkt_scan,
+	.get_jcomp = sd_get_jcomp,
+	.set_jcomp = sd_set_jcomp,
 };
 
 /* -- module initialisation -- */
diff --git a/linux/drivers/media/video/gspca/stk014.c b/linux/drivers/media/video/gspca/stk014.c
index d1d54edd8..f25be20cf 100644
--- a/linux/drivers/media/video/gspca/stk014.c
+++ b/linux/drivers/media/video/gspca/stk014.c
@@ -21,8 +21,6 @@
 #define MODULE_NAME "stk014"
 
 #include "gspca.h"
-#define QUANT_VAL 7		/* quantization table */
-				/* <= 4 KO - 7: good (enough!) */
 #include "jpeg.h"
 
 MODULE_AUTHOR("Jean-Francois Moine <http://moinejf.free.fr>");
@@ -37,6 +35,12 @@ struct sd {
 	unsigned char contrast;
 	unsigned char colors;
 	unsigned char lightfreq;
+	u8 quality;
+#define QUALITY_MIN 60
+#define QUALITY_MAX 95
+#define QUALITY_DEF 80
+
+	u8 *jpeg_hdr;
 };
 
 /* V4L2 controls supported by the driver */
@@ -300,6 +304,7 @@ static int sd_config(struct gspca_dev *gspca_dev,
 	sd->contrast = CONTRAST_DEF;
 	sd->colors = COLOR_DEF;
 	sd->lightfreq = FREQ_DEF;
+	sd->quality = QUALITY_DEF;
 	return 0;
 }
 
@@ -323,8 +328,15 @@ static int sd_init(struct gspca_dev *gspca_dev)
 /* -- start the camera -- */
 static int sd_start(struct gspca_dev *gspca_dev)
 {
+	struct sd *sd = (struct sd *) gspca_dev;
 	int ret, value;
 
+	/* create the JPEG header */
+	sd->jpeg_hdr = kmalloc(JPEG_HDR_SZ, GFP_KERNEL);
+	jpeg_define(sd->jpeg_hdr, gspca_dev->height, gspca_dev->width,
+			0x22);		/* JPEG 411 */
+	jpeg_set_qual(sd->jpeg_hdr, sd->quality);
+
 	/* work on alternate 1 */
 	usb_set_interface(gspca_dev->dev, gspca_dev->iface, 1);
 
@@ -396,11 +408,19 @@ static void sd_stopN(struct gspca_dev *gspca_dev)
 	PDEBUG(D_STREAM, "camera stopped");
 }
 
+static void sd_stop0(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	kfree(sd->jpeg_hdr);
+}
+
 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 			struct gspca_frame *frame,	/* target */
 			__u8 *data,			/* isoc packet */
 			int len)			/* iso packet length */
 {
+	struct sd *sd = (struct sd *) gspca_dev;
 	static unsigned char ffd9[] = {0xff, 0xd9};
 
 	/* a frame starts with:
@@ -417,7 +437,8 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 					ffd9, 2);
 
 		/* put the JPEG 411 header */
-		jpeg_put_header(gspca_dev, frame, 0x22);
+		gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
+			sd->jpeg_hdr, JPEG_HDR_SZ);
 
 		/* beginning of the frame */
 #define STKHDRSZ 12
@@ -517,6 +538,34 @@ static int sd_querymenu(struct gspca_dev *gspca_dev,
 	return -EINVAL;
 }
 
+static int sd_set_jcomp(struct gspca_dev *gspca_dev,
+			struct v4l2_jpegcompression *jcomp)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	if (jcomp->quality < QUALITY_MIN)
+		sd->quality = QUALITY_MIN;
+	else if (jcomp->quality > QUALITY_MAX)
+		sd->quality = QUALITY_MAX;
+	else
+		sd->quality = jcomp->quality;
+	if (gspca_dev->streaming)
+		jpeg_set_qual(sd->jpeg_hdr, sd->quality);
+	return 0;
+}
+
+static int sd_get_jcomp(struct gspca_dev *gspca_dev,
+			struct v4l2_jpegcompression *jcomp)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	memset(jcomp, 0, sizeof *jcomp);
+	jcomp->quality = sd->quality;
+	jcomp->jpeg_markers = V4L2_JPEG_MARKER_DHT
+			| V4L2_JPEG_MARKER_DQT;
+	return 0;
+}
+
 /* sub-driver description */
 static const struct sd_desc sd_desc = {
 	.name = MODULE_NAME,
@@ -526,8 +575,11 @@ static const struct sd_desc sd_desc = {
 	.init = sd_init,
 	.start = sd_start,
 	.stopN = sd_stopN,
+	.stop0 = sd_stop0,
 	.pkt_scan = sd_pkt_scan,
 	.querymenu = sd_querymenu,
+	.get_jcomp = sd_get_jcomp,
+	.set_jcomp = sd_set_jcomp,
 };
 
 /* -- module initialisation -- */
diff --git a/linux/drivers/media/video/gspca/sunplus.c b/linux/drivers/media/video/gspca/sunplus.c
index fba6f98d1..428b1e2b7 100644
--- a/linux/drivers/media/video/gspca/sunplus.c
+++ b/linux/drivers/media/video/gspca/sunplus.c
@@ -22,7 +22,6 @@
 #define MODULE_NAME "sunplus"
 
 #include "gspca.h"
-#define QUANT_VAL 5		/* quantization table */
 #include "jpeg.h"
 
 MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
@@ -40,6 +39,10 @@ struct sd {
 	unsigned char contrast;
 	unsigned char colors;
 	unsigned char autogain;
+	u8 quality;
+#define QUALITY_MIN 70
+#define QUALITY_MAX 95
+#define QUALITY_DEF 85
 
 	char bridge;
 #define BRIDGE_SPCA504 0
@@ -52,6 +55,8 @@ struct sd {
 #define LogitechClickSmart420 2
 #define LogitechClickSmart820 3
 #define MegapixV4 4
+
+	u8 *jpeg_hdr;
 };
 
 /* V4L2 controls supported by the driver */
@@ -883,6 +888,7 @@ static int sd_config(struct gspca_dev *gspca_dev,
 	sd->brightness = sd_ctrls[SD_BRIGHTNESS].qctrl.default_value;
 	sd->contrast = sd_ctrls[SD_CONTRAST].qctrl.default_value;
 	sd->colors = sd_ctrls[SD_COLOR].qctrl.default_value;
+	sd->quality = QUALITY_DEF;
 	return 0;
 }
 
@@ -999,6 +1005,12 @@ static int sd_start(struct gspca_dev *gspca_dev)
 	__u8 i;
 	__u8 info[6];
 
+	/* create the JPEG header */
+	sd->jpeg_hdr = kmalloc(JPEG_HDR_SZ, GFP_KERNEL);
+	jpeg_define(sd->jpeg_hdr, gspca_dev->height, gspca_dev->width,
+			0x22);		/* JPEG 411 */
+	jpeg_set_qual(sd->jpeg_hdr, sd->quality);
+
 	if (sd->bridge == BRIDGE_SPCA504B)
 		spca504B_setQtable(gspca_dev);
 	spca504B_SetSizeType(gspca_dev);
@@ -1108,6 +1120,13 @@ static void sd_stopN(struct gspca_dev *gspca_dev)
 	}
 }
 
+static void sd_stop0(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	kfree(sd->jpeg_hdr);
+}
+
 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 			struct gspca_frame *frame,	/* target */
 			__u8 *data,			/* isoc packet */
@@ -1184,7 +1203,8 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 					ffd9, 2);
 
 		/* put the JPEG header in the new frame */
-		jpeg_put_header(gspca_dev, frame, 0x22);
+		gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
+			sd->jpeg_hdr, JPEG_HDR_SZ);
 	}
 
 	/* add 0x00 after 0xff */
@@ -1333,6 +1353,34 @@ static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val)
 	return 0;
 }
 
+static int sd_set_jcomp(struct gspca_dev *gspca_dev,
+			struct v4l2_jpegcompression *jcomp)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	if (jcomp->quality < QUALITY_MIN)
+		sd->quality = QUALITY_MIN;
+	else if (jcomp->quality > QUALITY_MAX)
+		sd->quality = QUALITY_MAX;
+	else
+		sd->quality = jcomp->quality;
+	if (gspca_dev->streaming)
+		jpeg_set_qual(sd->jpeg_hdr, sd->quality);
+	return 0;
+}
+
+static int sd_get_jcomp(struct gspca_dev *gspca_dev,
+			struct v4l2_jpegcompression *jcomp)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	memset(jcomp, 0, sizeof *jcomp);
+	jcomp->quality = sd->quality;
+	jcomp->jpeg_markers = V4L2_JPEG_MARKER_DHT
+			| V4L2_JPEG_MARKER_DQT;
+	return 0;
+}
+
 /* sub-driver description */
 static const struct sd_desc sd_desc = {
 	.name = MODULE_NAME,
@@ -1342,7 +1390,10 @@ static const struct sd_desc sd_desc = {
 	.init = sd_init,
 	.start = sd_start,
 	.stopN = sd_stopN,
+	.stop0 = sd_stop0,
 	.pkt_scan = sd_pkt_scan,
+	.get_jcomp = sd_get_jcomp,
+	.set_jcomp = sd_set_jcomp,
 };
 
 /* -- module initialisation -- */
diff --git a/linux/drivers/media/video/gspca/zc3xx.c b/linux/drivers/media/video/gspca/zc3xx.c
index ad385b9a0..e2ab9c2eb 100644
--- a/linux/drivers/media/video/gspca/zc3xx.c
+++ b/linux/drivers/media/video/gspca/zc3xx.c
@@ -23,6 +23,7 @@
 #define MODULE_NAME "zc3xx"
 
 #include "gspca.h"
+#include "jpeg.h"
 
 MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>, "
 		"Serge A. Suchkov <Serge.A.S@tochka.ru>");
@@ -32,7 +33,6 @@ MODULE_LICENSE("GPL");
 static int force_sensor = -1;
 
 #define QUANT_VAL 1		/* quantization table */
-#include "jpeg.h"
 #include "zc3xx-reg.h"
 
 /* specific webcam descriptor */
@@ -45,6 +45,10 @@ struct sd {
 	__u8 autogain;
 	__u8 lightfreq;
 	__u8 sharpness;
+	u8 quality;			/* image quality */
+#define QUALITY_MIN 40
+#define QUALITY_MAX 60
+#define QUALITY_DEF 50
 
 	signed char sensor;		/* Type of image sensor chip */
 /* !! values used in different tables */
@@ -69,6 +73,8 @@ struct sd {
 #define SENSOR_TAS5130C_VF0250 17
 #define SENSOR_MAX 18
 	unsigned short chip_revision;
+
+	u8 *jpeg_hdr;
 };
 
 /* V4L2 controls supported by the driver */
@@ -7206,6 +7212,7 @@ static int sd_config(struct gspca_dev *gspca_dev,
 	sd->gamma = gamma[(int) sd->sensor];
 	sd->autogain = sd_ctrls[SD_AUTOGAIN].qctrl.default_value;
 	sd->lightfreq = sd_ctrls[SD_FREQ].qctrl.default_value;
+	sd->quality = QUALITY_DEF;
 
 	switch (sd->sensor) {
 	case SENSOR_GC0305:
@@ -7261,6 +7268,12 @@ static int sd_start(struct gspca_dev *gspca_dev)
 								/* 17 */
 	};
 
+	/* create the JPEG header */
+	sd->jpeg_hdr = kmalloc(JPEG_HDR_SZ, GFP_KERNEL);
+	jpeg_define(sd->jpeg_hdr, gspca_dev->height, gspca_dev->width,
+			0x21);		/* JPEG 422 */
+	jpeg_set_qual(sd->jpeg_hdr, sd->quality);
+
 	mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv;
 	zc3_init = init_tb[(int) sd->sensor][mode];
 	switch (sd->sensor) {
@@ -7398,6 +7411,7 @@ static void sd_stop0(struct gspca_dev *gspca_dev)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
 
+	kfree(sd->jpeg_hdr);
 	if (!gspca_dev->present)
 		return;
 	send_unknown(gspca_dev->dev, sd->sensor);
@@ -7408,12 +7422,15 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 			__u8 *data,
 			int len)
 {
+	struct sd *sd = (struct sd *) gspca_dev;
 
 	if (data[0] == 0xff && data[1] == 0xd8) {	/* start of frame */
 		frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame,
 					data, 0);
 		/* put the JPEG header in the new frame */
-		jpeg_put_header(gspca_dev, frame, 0x21);
+		gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
+			sd->jpeg_hdr, JPEG_HDR_SZ);
+
 		/* remove the webcam's header:
 		 * ff d8 ff fe 00 0e 00 00 ss ss 00 01 ww ww hh hh pp pp
 		 *	- 'ss ss' is the frame sequence number (BE)
@@ -7555,6 +7572,34 @@ static int sd_querymenu(struct gspca_dev *gspca_dev,
 	return -EINVAL;
 }
 
+static int sd_set_jcomp(struct gspca_dev *gspca_dev,
+			struct v4l2_jpegcompression *jcomp)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	if (jcomp->quality < QUALITY_MIN)
+		sd->quality = QUALITY_MIN;
+	else if (jcomp->quality > QUALITY_MAX)
+		sd->quality = QUALITY_MAX;
+	else
+		sd->quality = jcomp->quality;
+	if (gspca_dev->streaming)
+		jpeg_set_qual(sd->jpeg_hdr, sd->quality);
+	return 0;
+}
+
+static int sd_get_jcomp(struct gspca_dev *gspca_dev,
+			struct v4l2_jpegcompression *jcomp)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	memset(jcomp, 0, sizeof *jcomp);
+	jcomp->quality = sd->quality;
+	jcomp->jpeg_markers = V4L2_JPEG_MARKER_DHT
+			| V4L2_JPEG_MARKER_DQT;
+	return 0;
+}
+
 static const struct sd_desc sd_desc = {
 	.name = MODULE_NAME,
 	.ctrls = sd_ctrls,
@@ -7565,6 +7610,8 @@ static const struct sd_desc sd_desc = {
 	.stop0 = sd_stop0,
 	.pkt_scan = sd_pkt_scan,
 	.querymenu = sd_querymenu,
+	.get_jcomp = sd_get_jcomp,
+	.set_jcomp = sd_set_jcomp,
 };
 
 static const __devinitdata struct usb_device_id device_table[] = {
diff --git a/linux/drivers/media/video/indycam.c b/linux/drivers/media/video/indycam.c
index 84b9e4f2b..f2da0550b 100644
--- a/linux/drivers/media/video/indycam.c
+++ b/linux/drivers/media/video/indycam.c
@@ -19,10 +19,12 @@
 #include <linux/mm.h>
 #include <linux/slab.h>
 
-#include <linux/videodev.h>
 /* IndyCam decodes stream of photons into digital image representation ;-) */
-#include <linux/video_decoder.h>
+#include <linux/videodev2.h>
 #include <linux/i2c.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-chip-ident.h>
+#include <media/v4l2-i2c-drv.h>
 
 #include "indycam.h"
 
@@ -33,6 +35,12 @@ MODULE_VERSION(INDYCAM_MODULE_VERSION);
 MODULE_AUTHOR("Mikael Nousiainen <tmnousia@cc.hut.fi>");
 MODULE_LICENSE("GPL");
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22)
+static unsigned short normal_i2c[] = { 0x56 >> 1, I2C_CLIENT_END };
+
+I2C_CLIENT_INSMOD;
+#endif
+
 // #define INDYCAM_DEBUG
 
 #ifdef INDYCAM_DEBUG
@@ -44,11 +52,14 @@ MODULE_LICENSE("GPL");
 #endif
 
 struct indycam {
-	struct i2c_client *client;
+	struct v4l2_subdev sd;
 	u8 version;
 };
 
-static struct i2c_driver i2c_driver_indycam;
+static inline struct indycam *to_indycam(struct v4l2_subdev *sd)
+{
+	return container_of(sd, struct indycam, sd);
+}
 
 static const u8 initseq[] = {
 	INDYCAM_CONTROL_AGCENA,		/* INDYCAM_CONTROL */
@@ -63,8 +74,9 @@ static const u8 initseq[] = {
 
 /* IndyCam register handling */
 
-static int indycam_read_reg(struct i2c_client *client, u8 reg, u8 *value)
+static int indycam_read_reg(struct v4l2_subdev *sd, u8 reg, u8 *value)
 {
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	int ret;
 
 	if (reg == INDYCAM_REG_RESET) {
@@ -87,12 +99,12 @@ static int indycam_read_reg(struct i2c_client *client, u8 reg, u8 *value)
 	return 0;
 }
 
-static int indycam_write_reg(struct i2c_client *client, u8 reg, u8 value)
+static int indycam_write_reg(struct v4l2_subdev *sd, u8 reg, u8 value)
 {
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	int err;
 
-	if ((reg == INDYCAM_REG_BRIGHTNESS)
-	    || (reg == INDYCAM_REG_VERSION)) {
+	if (reg == INDYCAM_REG_BRIGHTNESS || reg == INDYCAM_REG_VERSION) {
 		dprintk("indycam_write_reg(): "
 			"skipping read-only register %d\n", reg);
 		return 0;
@@ -108,13 +120,13 @@ static int indycam_write_reg(struct i2c_client *client, u8 reg, u8 value)
 	return err;
 }
 
-static int indycam_write_block(struct i2c_client *client, u8 reg,
+static int indycam_write_block(struct v4l2_subdev *sd, u8 reg,
 			       u8 length, u8 *data)
 {
 	int i, err;
 
 	for (i = 0; i < length; i++) {
-		err = indycam_write_reg(client, reg + i, data[i]);
+		err = indycam_write_reg(sd, reg + i, data[i]);
 		if (err)
 			return err;
 	}
@@ -125,79 +137,78 @@ static int indycam_write_block(struct i2c_client *client, u8 reg,
 /* Helper functions */
 
 #ifdef INDYCAM_DEBUG
-static void indycam_regdump_debug(struct i2c_client *client)
+static void indycam_regdump_debug(struct v4l2_subdev *sd)
 {
 	int i;
 	u8 val;
 
 	for (i = 0; i < 9; i++) {
-		indycam_read_reg(client, i, &val);
+		indycam_read_reg(sd, i, &val);
 		dprintk("Reg %d = 0x%02x\n", i, val);
 	}
 }
 #endif
 
-static int indycam_get_control(struct i2c_client *client,
-			       struct indycam_control *ctrl)
+static int indycam_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
-	struct indycam *camera = i2c_get_clientdata(client);
+	struct indycam *camera = to_indycam(sd);
 	u8 reg;
 	int ret = 0;
 
-	switch (ctrl->type) {
-	case INDYCAM_CONTROL_AGC:
-	case INDYCAM_CONTROL_AWB:
-		ret = indycam_read_reg(client, INDYCAM_REG_CONTROL, &reg);
+	switch (ctrl->id) {
+	case V4L2_CID_AUTOGAIN:
+	case V4L2_CID_AUTO_WHITE_BALANCE:
+		ret = indycam_read_reg(sd, INDYCAM_REG_CONTROL, &reg);
 		if (ret)
 			return -EIO;
-		if (ctrl->type == INDYCAM_CONTROL_AGC)
+		if (ctrl->id == V4L2_CID_AUTOGAIN)
 			ctrl->value = (reg & INDYCAM_CONTROL_AGCENA)
 				? 1 : 0;
 		else
 			ctrl->value = (reg & INDYCAM_CONTROL_AWBCTL)
 				? 1 : 0;
 		break;
-	case INDYCAM_CONTROL_SHUTTER:
-		ret = indycam_read_reg(client, INDYCAM_REG_SHUTTER, &reg);
+	case V4L2_CID_EXPOSURE:
+		ret = indycam_read_reg(sd, INDYCAM_REG_SHUTTER, &reg);
 		if (ret)
 			return -EIO;
 		ctrl->value = ((s32)reg == 0x00) ? 0xff : ((s32)reg - 1);
 		break;
-	case INDYCAM_CONTROL_GAIN:
-		ret = indycam_read_reg(client, INDYCAM_REG_GAIN, &reg);
+	case V4L2_CID_GAIN:
+		ret = indycam_read_reg(sd, INDYCAM_REG_GAIN, &reg);
 		if (ret)
 			return -EIO;
 		ctrl->value = (s32)reg;
 		break;
-	case INDYCAM_CONTROL_RED_BALANCE:
-		ret = indycam_read_reg(client, INDYCAM_REG_RED_BALANCE, &reg);
+	case V4L2_CID_RED_BALANCE:
+		ret = indycam_read_reg(sd, INDYCAM_REG_RED_BALANCE, &reg);
 		if (ret)
 			return -EIO;
 		ctrl->value = (s32)reg;
 		break;
-	case INDYCAM_CONTROL_BLUE_BALANCE:
-		ret = indycam_read_reg(client, INDYCAM_REG_BLUE_BALANCE, &reg);
+	case V4L2_CID_BLUE_BALANCE:
+		ret = indycam_read_reg(sd, INDYCAM_REG_BLUE_BALANCE, &reg);
 		if (ret)
 			return -EIO;
 		ctrl->value = (s32)reg;
 		break;
 	case INDYCAM_CONTROL_RED_SATURATION:
-		ret = indycam_read_reg(client,
+		ret = indycam_read_reg(sd,
 				       INDYCAM_REG_RED_SATURATION, &reg);
 		if (ret)
 			return -EIO;
 		ctrl->value = (s32)reg;
 		break;
 	case INDYCAM_CONTROL_BLUE_SATURATION:
-		ret = indycam_read_reg(client,
+		ret = indycam_read_reg(sd,
 				       INDYCAM_REG_BLUE_SATURATION, &reg);
 		if (ret)
 			return -EIO;
 		ctrl->value = (s32)reg;
 		break;
-	case INDYCAM_CONTROL_GAMMA:
+	case V4L2_CID_GAMMA:
 		if (camera->version == CAMERA_VERSION_MOOSE) {
-			ret = indycam_read_reg(client,
+			ret = indycam_read_reg(sd,
 					       INDYCAM_REG_GAMMA, &reg);
 			if (ret)
 				return -EIO;
@@ -213,21 +224,20 @@ static int indycam_get_control(struct i2c_client *client,
 	return ret;
 }
 
-static int indycam_set_control(struct i2c_client *client,
-			       struct indycam_control *ctrl)
+static int indycam_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
-	struct indycam *camera = i2c_get_clientdata(client);
+	struct indycam *camera = to_indycam(sd);
 	u8 reg;
 	int ret = 0;
 
-	switch (ctrl->type) {
-	case INDYCAM_CONTROL_AGC:
-	case INDYCAM_CONTROL_AWB:
-		ret = indycam_read_reg(client, INDYCAM_REG_CONTROL, &reg);
+	switch (ctrl->id) {
+	case V4L2_CID_AUTOGAIN:
+	case V4L2_CID_AUTO_WHITE_BALANCE:
+		ret = indycam_read_reg(sd, INDYCAM_REG_CONTROL, &reg);
 		if (ret)
 			break;
 
-		if (ctrl->type == INDYCAM_CONTROL_AGC) {
+		if (ctrl->id == V4L2_CID_AUTOGAIN) {
 			if (ctrl->value)
 				reg |= INDYCAM_CONTROL_AGCENA;
 			else
@@ -239,34 +249,34 @@ static int indycam_set_control(struct i2c_client *client,
 				reg &= ~INDYCAM_CONTROL_AWBCTL;
 		}
 
-		ret = indycam_write_reg(client, INDYCAM_REG_CONTROL, reg);
+		ret = indycam_write_reg(sd, INDYCAM_REG_CONTROL, reg);
 		break;
-	case INDYCAM_CONTROL_SHUTTER:
+	case V4L2_CID_EXPOSURE:
 		reg = (ctrl->value == 0xff) ? 0x00 : (ctrl->value + 1);
-		ret = indycam_write_reg(client, INDYCAM_REG_SHUTTER, reg);
+		ret = indycam_write_reg(sd, INDYCAM_REG_SHUTTER, reg);
 		break;
-	case INDYCAM_CONTROL_GAIN:
-		ret = indycam_write_reg(client, INDYCAM_REG_GAIN, ctrl->value);
+	case V4L2_CID_GAIN:
+		ret = indycam_write_reg(sd, INDYCAM_REG_GAIN, ctrl->value);
 		break;
-	case INDYCAM_CONTROL_RED_BALANCE:
-		ret = indycam_write_reg(client, INDYCAM_REG_RED_BALANCE,
+	case V4L2_CID_RED_BALANCE:
+		ret = indycam_write_reg(sd, INDYCAM_REG_RED_BALANCE,
 					ctrl->value);
 		break;
-	case INDYCAM_CONTROL_BLUE_BALANCE:
-		ret = indycam_write_reg(client, INDYCAM_REG_BLUE_BALANCE,
+	case V4L2_CID_BLUE_BALANCE:
+		ret = indycam_write_reg(sd, INDYCAM_REG_BLUE_BALANCE,
 					ctrl->value);
 		break;
 	case INDYCAM_CONTROL_RED_SATURATION:
-		ret = indycam_write_reg(client, INDYCAM_REG_RED_SATURATION,
+		ret = indycam_write_reg(sd, INDYCAM_REG_RED_SATURATION,
 					ctrl->value);
 		break;
 	case INDYCAM_CONTROL_BLUE_SATURATION:
-		ret = indycam_write_reg(client, INDYCAM_REG_BLUE_SATURATION,
+		ret = indycam_write_reg(sd, INDYCAM_REG_BLUE_SATURATION,
 					ctrl->value);
 		break;
-	case INDYCAM_CONTROL_GAMMA:
+	case V4L2_CID_GAMMA:
 		if (camera->version == CAMERA_VERSION_MOOSE) {
-			ret = indycam_write_reg(client, INDYCAM_REG_GAMMA,
+			ret = indycam_write_reg(sd, INDYCAM_REG_GAMMA,
 						ctrl->value);
 		}
 		break;
@@ -279,192 +289,107 @@ static int indycam_set_control(struct i2c_client *client,
 
 /* I2C-interface */
 
-static int indycam_attach(struct i2c_adapter *adap, int addr, int kind)
+static int indycam_g_chip_ident(struct v4l2_subdev *sd,
+		struct v4l2_dbg_chip_ident *chip)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+	struct indycam *camera = to_indycam(sd);
+
+	return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_INDYCAM,
+		       camera->version);
+}
+
+/* ----------------------------------------------------------------------- */
+
+static const struct v4l2_subdev_core_ops indycam_core_ops = {
+	.g_chip_ident = indycam_g_chip_ident,
+	.g_ctrl = indycam_g_ctrl,
+	.s_ctrl = indycam_s_ctrl,
+};
+
+static const struct v4l2_subdev_ops indycam_ops = {
+	.core = &indycam_core_ops,
+};
+
+static int indycam_probe(struct i2c_client *client,
+			  const struct i2c_device_id *id)
 {
 	int err = 0;
 	struct indycam *camera;
-	struct i2c_client *client;
+	struct v4l2_subdev *sd;
 
-	printk(KERN_INFO "SGI IndyCam driver version %s\n",
-	       INDYCAM_MODULE_VERSION);
+	v4l_info(client, "chip found @ 0x%x (%s)\n",
+			client->addr << 1, client->adapter->name);
 
-	client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL);
-	if (!client)
-		return -ENOMEM;
 	camera = kzalloc(sizeof(struct indycam), GFP_KERNEL);
-	if (!camera) {
-		err = -ENOMEM;
-		goto out_free_client;
-	}
-
-	client->addr = addr;
-	client->adapter = adap;
-	client->driver = &i2c_driver_indycam;
-	client->flags = 0;
-	strcpy(client->name, "IndyCam client");
-	i2c_set_clientdata(client, camera);
-
-	camera->client = client;
+	if (!camera)
+		return -ENOMEM;
 
-	err = i2c_attach_client(client);
-	if (err)
-		goto out_free_camera;
+	sd = &camera->sd;
+	v4l2_i2c_subdev_init(sd, client, &indycam_ops);
 
 	camera->version = i2c_smbus_read_byte_data(client,
 						   INDYCAM_REG_VERSION);
 	if (camera->version != CAMERA_VERSION_INDY &&
 	    camera->version != CAMERA_VERSION_MOOSE) {
-		err = -ENODEV;
-		goto out_detach_client;
+		kfree(camera);
+		return -ENODEV;
 	}
+
 	printk(KERN_INFO "IndyCam v%d.%d detected\n",
 	       INDYCAM_VERSION_MAJOR(camera->version),
 	       INDYCAM_VERSION_MINOR(camera->version));
 
-	indycam_regdump(client);
+	indycam_regdump(sd);
 
 	// initialize
-	err = indycam_write_block(client, 0, sizeof(initseq), (u8 *)&initseq);
+	err = indycam_write_block(sd, 0, sizeof(initseq), (u8 *)&initseq);
 	if (err) {
 		printk(KERN_ERR "IndyCam initialization failed\n");
-		err = -EIO;
-		goto out_detach_client;
+		kfree(camera);
+		return -EIO;
 	}
 
-	indycam_regdump(client);
+	indycam_regdump(sd);
 
 	// white balance
-	err = indycam_write_reg(client, INDYCAM_REG_CONTROL,
+	err = indycam_write_reg(sd, INDYCAM_REG_CONTROL,
 			  INDYCAM_CONTROL_AGCENA | INDYCAM_CONTROL_AWBCTL);
 	if (err) {
 		printk(KERN_ERR "IndyCam: White balancing camera failed\n");
-		err = -EIO;
-		goto out_detach_client;
+		kfree(camera);
+		return -EIO;
 	}
 
-	indycam_regdump(client);
+	indycam_regdump(sd);
 
 	printk(KERN_INFO "IndyCam initialized\n");
 
 	return 0;
-
-out_detach_client:
-	i2c_detach_client(client);
-out_free_camera:
-	kfree(camera);
-out_free_client:
-	kfree(client);
-	return err;
-}
-
-static int indycam_probe(struct i2c_adapter *adap)
-{
-	/* Indy specific crap */
-	if (adap->id == I2C_HW_SGI_VINO)
-		return indycam_attach(adap, INDYCAM_ADDR, 0);
-	/* Feel free to add probe here :-) */
-	return -ENODEV;
 }
 
-static int indycam_detach(struct i2c_client *client)
+static int indycam_remove(struct i2c_client *client)
 {
-	struct indycam *camera = i2c_get_clientdata(client);
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
 
-	i2c_detach_client(client);
-	kfree(camera);
-	kfree(client);
+	v4l2_device_unregister_subdev(sd);
+	kfree(to_indycam(sd));
 	return 0;
 }
 
-static int indycam_command(struct i2c_client *client, unsigned int cmd,
-			   void *arg)
-{
-	// struct indycam *camera = i2c_get_clientdata(client);
-
-	/* The old video_decoder interface just isn't enough,
-	 * so we'll use some custom commands. */
-	switch (cmd) {
-	case DECODER_GET_CAPABILITIES: {
-		struct video_decoder_capability *cap = arg;
-
-		cap->flags  = VIDEO_DECODER_NTSC;
-		cap->inputs = 1;
-		cap->outputs = 1;
-		break;
-	}
-	case DECODER_GET_STATUS: {
-		int *iarg = arg;
-
-		*iarg = DECODER_STATUS_GOOD | DECODER_STATUS_NTSC |
-			DECODER_STATUS_COLOR;
-		break;
-	}
-	case DECODER_SET_NORM: {
-		int *iarg = arg;
-
-		switch (*iarg) {
-		case VIDEO_MODE_NTSC:
-			break;
-		default:
-			return -EINVAL;
-		}
-		break;
-	}
-	case DECODER_SET_INPUT:	{
-		int *iarg = arg;
-
-		if (*iarg != 0)
-			return -EINVAL;
-		break;
-	}
-	case DECODER_SET_OUTPUT: {
-		int *iarg = arg;
-
-		if (*iarg != 0)
-			return -EINVAL;
-		break;
-	}
-	case DECODER_ENABLE_OUTPUT: {
-		/* Always enabled */
-		break;
-	}
-	case DECODER_SET_PICTURE: {
-		// struct video_picture *pic = arg;
-		/* TODO: convert values for indycam_set_controls() */
-		break;
-	}
-	case DECODER_INDYCAM_GET_CONTROL: {
-		return indycam_get_control(client, arg);
-	}
-	case DECODER_INDYCAM_SET_CONTROL: {
-		return indycam_set_control(client, arg);
-	}
-	default:
-		return -EINVAL;
-	}
-
-	return 0;
-}
-
-static struct i2c_driver i2c_driver_indycam = {
-	.driver = {
-		.name 	= "indycam",
-	},
-	.id		= I2C_DRIVERID_INDYCAM,
-	.attach_adapter = indycam_probe,
-	.detach_client	= indycam_detach,
-	.command	= indycam_command,
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
+static const struct i2c_device_id indycam_id[] = {
+	{ "indycam", 0 },
+	{ }
 };
+MODULE_DEVICE_TABLE(i2c, indycam_id);
 
-static int __init indycam_init(void)
-{
-	return i2c_add_driver(&i2c_driver_indycam);
-}
-
-static void __exit indycam_exit(void)
-{
-	i2c_del_driver(&i2c_driver_indycam);
-}
-
-module_init(indycam_init);
-module_exit(indycam_exit);
+#endif
+static struct v4l2_i2c_driver_data v4l2_i2c_data = {
+	.name = "indycam",
+	.probe = indycam_probe,
+	.remove = indycam_remove,
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
+	.id_table = indycam_id,
+#endif
+};
diff --git a/linux/drivers/media/video/indycam.h b/linux/drivers/media/video/indycam.h
index e6ee82063..881f21c47 100644
--- a/linux/drivers/media/video/indycam.h
+++ b/linux/drivers/media/video/indycam.h
@@ -87,22 +87,7 @@
 
 /* Driver interface definitions */
 
-#define INDYCAM_CONTROL_AGC			0	/* boolean */
-#define INDYCAM_CONTROL_AWB			1	/* boolean */
-#define INDYCAM_CONTROL_SHUTTER			2
-#define INDYCAM_CONTROL_GAIN			3
-#define INDYCAM_CONTROL_RED_BALANCE		4
-#define INDYCAM_CONTROL_BLUE_BALANCE		5
-#define INDYCAM_CONTROL_RED_SATURATION		6
-#define INDYCAM_CONTROL_BLUE_SATURATION		7
-#define INDYCAM_CONTROL_GAMMA			8
-
-struct indycam_control {
-	u8 type;
-	s32 value;
-};
-
-#define	DECODER_INDYCAM_GET_CONTROL	_IOR('d', 193, struct indycam_control)
-#define	DECODER_INDYCAM_SET_CONTROL	_IOW('d', 194, struct indycam_control)
+#define INDYCAM_CONTROL_RED_SATURATION		(V4L2_CID_PRIVATE_BASE + 0)
+#define INDYCAM_CONTROL_BLUE_SATURATION		(V4L2_CID_PRIVATE_BASE + 1)
 
 #endif
diff --git a/linux/drivers/media/video/ir-kbd-i2c.c b/linux/drivers/media/video/ir-kbd-i2c.c
index a99aea49a..7bae57ad3 100644
--- a/linux/drivers/media/video/ir-kbd-i2c.c
+++ b/linux/drivers/media/video/ir-kbd-i2c.c
@@ -47,9 +47,9 @@
 #include <linux/i2c-id.h>
 #include <linux/workqueue.h>
 
+#include "compat.h"
 #include <media/ir-common.h>
 #include <media/ir-kbd-i2c.h>
-#include "compat.h"
 
 /* ----------------------------------------------------------------------- */
 /* insmod parameters                                                       */
@@ -280,12 +280,6 @@ static void ir_key_poll(struct IR_i2c *ir)
 	}
 }
 
-static void ir_timer(unsigned long data)
-{
-	struct IR_i2c *ir = (struct IR_i2c*)data;
-	schedule_work(&ir->work);
-}
-
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
 static void ir_work(void *data)
 #else
@@ -295,7 +289,7 @@ static void ir_work(struct work_struct *work)
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
 	struct IR_i2c *ir = data;
 #else
-	struct IR_i2c *ir = container_of(work, struct IR_i2c, work);
+	struct IR_i2c *ir = container_of(work, struct IR_i2c, work.work);
 #endif
 	int polling_interval = 100;
 
@@ -305,7 +299,7 @@ static void ir_work(struct work_struct *work)
 		polling_interval = 50;
 
 	ir_key_poll(ir);
-	mod_timer(&ir->timer, jiffies + msecs_to_jiffies(polling_interval));
+	schedule_delayed_work(&ir->work, msecs_to_jiffies(polling_interval));
 }
 
 /* ----------------------------------------------------------------------- */
@@ -462,14 +456,11 @@ static int ir_attach(struct i2c_adapter *adap, int addr,
 
 	/* start polling via eventd */
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
-	INIT_WORK(&ir->work, ir_work, ir);
+	INIT_DELAYED_WORK(&ir->work, ir_work, ir);
 #else
-	INIT_WORK(&ir->work, ir_work);
+	INIT_DELAYED_WORK(&ir->work, ir_work);
 #endif
-	init_timer(&ir->timer);
-	ir->timer.function = ir_timer;
-	ir->timer.data     = (unsigned long)ir;
-	schedule_work(&ir->work);
+	schedule_delayed_work(&ir->work, 0);
 
 	return 0;
 
@@ -486,8 +477,7 @@ static int ir_detach(struct i2c_client *client)
 	struct IR_i2c *ir = i2c_get_clientdata(client);
 
 	/* kill outstanding polls */
-	del_timer_sync(&ir->timer);
-	flush_scheduled_work();
+	cancel_delayed_work_sync(&ir->work);
 
 	/* unregister devices */
 	input_unregister_device(ir->input);
diff --git a/linux/drivers/media/video/ivtv/ivtv-version.h b/linux/drivers/media/video/ivtv/ivtv-version.h
index 8cd753d30..b530dec39 100644
--- a/linux/drivers/media/video/ivtv/ivtv-version.h
+++ b/linux/drivers/media/video/ivtv/ivtv-version.h
@@ -23,7 +23,7 @@
 #define IVTV_DRIVER_NAME "ivtv"
 #define IVTV_DRIVER_VERSION_MAJOR 1
 #define IVTV_DRIVER_VERSION_MINOR 4
-#define IVTV_DRIVER_VERSION_PATCHLEVEL 0
+#define IVTV_DRIVER_VERSION_PATCHLEVEL 1
 
 #define IVTV_VERSION __stringify(IVTV_DRIVER_VERSION_MAJOR) "." __stringify(IVTV_DRIVER_VERSION_MINOR) "." __stringify(IVTV_DRIVER_VERSION_PATCHLEVEL)
 #define IVTV_DRIVER_VERSION KERNEL_VERSION(IVTV_DRIVER_VERSION_MAJOR,IVTV_DRIVER_VERSION_MINOR,IVTV_DRIVER_VERSION_PATCHLEVEL)
diff --git a/linux/drivers/media/video/ks0127.c b/linux/drivers/media/video/ks0127.c
index eaa481a57..3dbda6e92 100644
--- a/linux/drivers/media/video/ks0127.c
+++ b/linux/drivers/media/video/ks0127.c
@@ -589,8 +589,8 @@ static int ks0127_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
 			/* force to secam mode */
 			ks0127_and_or(sd, KS_DEMOD, 0xf0, 0x0f);
 	} else {
-		v4l2_dbg(1, debug, sd,
-			"VIDIOC_S_STD: Unknown norm %llx\n", std);
+		v4l2_dbg(1, debug, sd, "VIDIOC_S_STD: Unknown norm %llx\n",
+			       (unsigned long long)std);
 	}
 	return 0;
 }
diff --git a/linux/drivers/media/video/msp3400-driver.c b/linux/drivers/media/video/msp3400-driver.c
index 61b54317f..fdcc1c1c5 100644
--- a/linux/drivers/media/video/msp3400-driver.c
+++ b/linux/drivers/media/video/msp3400-driver.c
@@ -57,7 +57,7 @@
 #else
 #include <linux/freezer.h>
 #endif
-#include <linux/videodev2.h>
+#include <linux/videodev.h>
 #include <media/v4l2-device.h>
 #include <media/v4l2-ioctl.h>
 #include <media/v4l2-i2c-drv-legacy.h>
@@ -371,29 +371,6 @@ int msp_sleep(struct msp_state *state, int timeout)
 }
 
 /* ------------------------------------------------------------------------ */
-#ifdef CONFIG_VIDEO_ALLOW_V4L1
-static int msp_mode_v4l2_to_v4l1(int rxsubchans, int audmode)
-{
-	if (rxsubchans == V4L2_TUNER_SUB_MONO)
-		return VIDEO_SOUND_MONO;
-	if (rxsubchans == V4L2_TUNER_SUB_STEREO)
-		return VIDEO_SOUND_STEREO;
-	if (audmode == V4L2_TUNER_MODE_LANG2)
-		return VIDEO_SOUND_LANG2;
-	return VIDEO_SOUND_LANG1;
-}
-
-static int msp_mode_v4l1_to_v4l2(int mode)
-{
-	if (mode & VIDEO_SOUND_STEREO)
-		return V4L2_TUNER_MODE_STEREO;
-	if (mode & VIDEO_SOUND_LANG2)
-		return V4L2_TUNER_MODE_LANG2;
-	if (mode & VIDEO_SOUND_LANG1)
-		return V4L2_TUNER_MODE_LANG1;
-	return V4L2_TUNER_MODE_MONO;
-}
-#endif
 
 static int msp_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
@@ -487,96 +464,6 @@ static int msp_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 	return 0;
 }
 
-#ifdef CONFIG_VIDEO_ALLOW_V4L1
-static long msp_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
-{
-	struct msp_state *state = to_state(sd);
-	struct i2c_client *client = v4l2_get_subdevdata(sd);
-
-	switch (cmd) {
-	/* --- v4l ioctls --- */
-	/* take care: bttv does userspace copying, we'll get a
-	   kernel pointer here... */
-	case VIDIOCGAUDIO:
-	{
-		struct video_audio *va = arg;
-
-		va->flags |= VIDEO_AUDIO_VOLUME | VIDEO_AUDIO_MUTABLE;
-		if (state->has_sound_processing)
-			va->flags |= VIDEO_AUDIO_BALANCE |
-				VIDEO_AUDIO_BASS |
-				VIDEO_AUDIO_TREBLE;
-		if (state->muted)
-			va->flags |= VIDEO_AUDIO_MUTE;
-		va->volume = state->volume;
-		va->balance = state->volume ? state->balance : 32768;
-		va->bass = state->bass;
-		va->treble = state->treble;
-
-		if (state->radio)
-			break;
-		if (state->opmode == OPMODE_AUTOSELECT)
-			msp_detect_stereo(client);
-		va->mode = msp_mode_v4l2_to_v4l1(state->rxsubchans, state->audmode);
-		break;
-	}
-
-	case VIDIOCSAUDIO:
-	{
-		struct video_audio *va = arg;
-
-		state->muted = (va->flags & VIDEO_AUDIO_MUTE);
-		state->volume = va->volume;
-		state->balance = va->balance;
-		state->bass = va->bass;
-		state->treble = va->treble;
-		msp_set_audio(client);
-
-		if (va->mode != 0 && state->radio == 0 &&
-		    state->audmode != msp_mode_v4l1_to_v4l2(va->mode)) {
-			state->audmode = msp_mode_v4l1_to_v4l2(va->mode);
-			msp_set_audmode(client);
-		}
-		break;
-	}
-
-	case VIDIOCSCHAN:
-	{
-		struct video_channel *vc = arg;
-		int update = 0;
-		v4l2_std_id std;
-
-		if (state->radio)
-			update = 1;
-		state->radio = 0;
-		if (vc->norm == VIDEO_MODE_PAL)
-			std = V4L2_STD_PAL;
-		else if (vc->norm == VIDEO_MODE_SECAM)
-			std = V4L2_STD_SECAM;
-		else
-			std = V4L2_STD_NTSC;
-		if (std != state->v4l2_std) {
-			state->v4l2_std = std;
-			update = 1;
-		}
-		if (update)
-			msp_wake_thread(client);
-		break;
-	}
-
-	case VIDIOCSFREQ:
-	{
-		/* new channel -- kick audio carrier scan */
-		msp_wake_thread(client);
-		break;
-	}
-	default:
-		return -ENOIOCTLCMD;
-	}
-	return 0;
-}
-#endif
-
 /* --- v4l2 ioctls --- */
 static int msp_s_radio(struct v4l2_subdev *sd)
 {
@@ -827,9 +714,6 @@ static const struct v4l2_subdev_core_ops msp_core_ops = {
 	.g_ctrl = msp_g_ctrl,
 	.s_ctrl = msp_s_ctrl,
 	.queryctrl = msp_queryctrl,
-#ifdef CONFIG_VIDEO_ALLOW_V4L1
-	.ioctl = msp_ioctl,
-#endif
 };
 
 static const struct v4l2_subdev_tuner_ops msp_tuner_ops = {
diff --git a/linux/drivers/media/video/mt9m001.c b/linux/drivers/media/video/mt9m001.c
index c2e52100a..e3dab2119 100644
--- a/linux/drivers/media/video/mt9m001.c
+++ b/linux/drivers/media/video/mt9m001.c
@@ -12,7 +12,6 @@
 #include <linux/slab.h>
 #include <linux/i2c.h>
 #include <linux/log2.h>
-#include <linux/gpio.h>
 
 #include <media/v4l2-common.h>
 #include <media/v4l2-chip-ident.h>
@@ -73,9 +72,7 @@ struct mt9m001 {
 	struct i2c_client *client;
 	struct soc_camera_device icd;
 	int model;	/* V4L2_IDENT_MT9M001* codes from v4l2-chip-ident.h */
-	int switch_gpio;
 	unsigned char autoexposure;
-	unsigned char datawidth;
 };
 
 static int reg_read(struct soc_camera_device *icd, const u8 reg)
@@ -181,92 +178,28 @@ static int mt9m001_stop_capture(struct soc_camera_device *icd)
 	return 0;
 }
 
-static int bus_switch_request(struct mt9m001 *mt9m001,
-			      struct soc_camera_link *icl)
-{
-#ifdef CONFIG_MT9M001_PCA9536_SWITCH
-	int ret;
-	unsigned int gpio = icl->gpio;
-
-	if (gpio_is_valid(gpio)) {
-		/* We have a data bus switch. */
-		ret = gpio_request(gpio, "mt9m001");
-		if (ret < 0) {
-			dev_err(&mt9m001->client->dev, "Cannot get GPIO %u\n",
-				gpio);
-			return ret;
-		}
-
-		ret = gpio_direction_output(gpio, 0);
-		if (ret < 0) {
-			dev_err(&mt9m001->client->dev,
-				"Cannot set GPIO %u to output\n", gpio);
-			gpio_free(gpio);
-			return ret;
-		}
-	}
-
-	mt9m001->switch_gpio = gpio;
-#else
-	mt9m001->switch_gpio = -EINVAL;
-#endif
-	return 0;
-}
-
-static void bus_switch_release(struct mt9m001 *mt9m001)
-{
-#ifdef CONFIG_MT9M001_PCA9536_SWITCH
-	if (gpio_is_valid(mt9m001->switch_gpio))
-		gpio_free(mt9m001->switch_gpio);
-#endif
-}
-
-static int bus_switch_act(struct mt9m001 *mt9m001, int go8bit)
-{
-#ifdef CONFIG_MT9M001_PCA9536_SWITCH
-	if (!gpio_is_valid(mt9m001->switch_gpio))
-		return -ENODEV;
-
-	gpio_set_value_cansleep(mt9m001->switch_gpio, go8bit);
-	return 0;
-#else
-	return -ENODEV;
-#endif
-}
-
-static int bus_switch_possible(struct mt9m001 *mt9m001)
-{
-#ifdef CONFIG_MT9M001_PCA9536_SWITCH
-	return gpio_is_valid(mt9m001->switch_gpio);
-#else
-	return 0;
-#endif
-}
-
 static int mt9m001_set_bus_param(struct soc_camera_device *icd,
 				 unsigned long flags)
 {
 	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
-	unsigned int width_flag = flags & SOCAM_DATAWIDTH_MASK;
-	int ret;
+	struct soc_camera_link *icl = mt9m001->client->dev.platform_data;
+	unsigned long width_flag = flags & SOCAM_DATAWIDTH_MASK;
 
-	/* Flags validity verified in test_bus_param */
+	/* Only one width bit may be set */
+	if (!is_power_of_2(width_flag))
+		return -EINVAL;
 
-	if ((mt9m001->datawidth != 10 && (width_flag == SOCAM_DATAWIDTH_10)) ||
-	    (mt9m001->datawidth != 9  && (width_flag == SOCAM_DATAWIDTH_9)) ||
-	    (mt9m001->datawidth != 8  && (width_flag == SOCAM_DATAWIDTH_8))) {
-		/* Well, we actually only can do 10 or 8 bits... */
-		if (width_flag == SOCAM_DATAWIDTH_9)
-			return -EINVAL;
-		ret = bus_switch_act(mt9m001,
-				     width_flag == SOCAM_DATAWIDTH_8);
-		if (ret < 0)
-			return ret;
+	if (icl->set_bus_param)
+		return icl->set_bus_param(icl, width_flag);
 
-		mt9m001->datawidth = width_flag == SOCAM_DATAWIDTH_8 ? 8 : 10;
-	}
+	/*
+	 * Without board specific bus width settings we only support the
+	 * sensors native bus width
+	 */
+	if (width_flag == SOCAM_DATAWIDTH_10)
+		return 0;
 
-	return 0;
+	return -EINVAL;
 }
 
 static unsigned long mt9m001_query_bus_param(struct soc_camera_device *icd)
@@ -274,18 +207,20 @@ static unsigned long mt9m001_query_bus_param(struct soc_camera_device *icd)
 	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
 	struct soc_camera_link *icl = mt9m001->client->dev.platform_data;
 	/* MT9M001 has all capture_format parameters fixed */
-	unsigned long flags = SOCAM_DATAWIDTH_10 | SOCAM_PCLK_SAMPLE_RISING |
+	unsigned long flags = SOCAM_PCLK_SAMPLE_RISING |
 		SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_HIGH |
 		SOCAM_DATA_ACTIVE_HIGH | SOCAM_MASTER;
 
-	if (bus_switch_possible(mt9m001))
-		flags |= SOCAM_DATAWIDTH_8;
+	if (icl->query_bus_param)
+		flags |= icl->query_bus_param(icl) & SOCAM_DATAWIDTH_MASK;
+	else
+		flags |= SOCAM_DATAWIDTH_10;
 
 	return soc_camera_apply_sensor_flags(icl, flags);
 }
 
-static int mt9m001_set_fmt(struct soc_camera_device *icd,
-			   __u32 pixfmt, struct v4l2_rect *rect)
+static int mt9m001_set_crop(struct soc_camera_device *icd,
+			    struct v4l2_rect *rect)
 {
 	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
 	int ret;
@@ -324,6 +259,20 @@ static int mt9m001_set_fmt(struct soc_camera_device *icd,
 	return ret;
 }
 
+static int mt9m001_set_fmt(struct soc_camera_device *icd,
+			   struct v4l2_format *f)
+{
+	struct v4l2_rect rect = {
+		.left	= icd->x_current,
+		.top	= icd->y_current,
+		.width	= f->fmt.pix.width,
+		.height	= f->fmt.pix.height,
+	};
+
+	/* No support for scaling so far, just crop. TODO: use skipping */
+	return mt9m001_set_crop(icd, &rect);
+}
+
 static int mt9m001_try_fmt(struct soc_camera_device *icd,
 			   struct v4l2_format *f)
 {
@@ -449,6 +398,7 @@ static struct soc_camera_ops mt9m001_ops = {
 	.release		= mt9m001_release,
 	.start_capture		= mt9m001_start_capture,
 	.stop_capture		= mt9m001_stop_capture,
+	.set_crop		= mt9m001_set_crop,
 	.set_fmt		= mt9m001_set_fmt,
 	.try_fmt		= mt9m001_try_fmt,
 	.set_bus_param		= mt9m001_set_bus_param,
@@ -583,6 +533,7 @@ static int mt9m001_video_probe(struct soc_camera_device *icd)
 	struct soc_camera_link *icl = mt9m001->client->dev.platform_data;
 	s32 data;
 	int ret;
+	unsigned long flags;
 
 	/* We must have a parent by now. And it cannot be a wrong one.
 	 * So this entire test is completely redundant. */
@@ -603,18 +554,10 @@ static int mt9m001_video_probe(struct soc_camera_device *icd)
 	case 0x8421:
 		mt9m001->model = V4L2_IDENT_MT9M001C12ST;
 		icd->formats = mt9m001_colour_formats;
-		if (gpio_is_valid(icl->gpio))
-			icd->num_formats = ARRAY_SIZE(mt9m001_colour_formats);
-		else
-			icd->num_formats = 1;
 		break;
 	case 0x8431:
 		mt9m001->model = V4L2_IDENT_MT9M001C12STM;
 		icd->formats = mt9m001_monochrome_formats;
-		if (gpio_is_valid(icl->gpio))
-			icd->num_formats = ARRAY_SIZE(mt9m001_monochrome_formats);
-		else
-			icd->num_formats = 1;
 		break;
 	default:
 		ret = -ENODEV;
@@ -623,6 +566,26 @@ static int mt9m001_video_probe(struct soc_camera_device *icd)
 		goto ei2c;
 	}
 
+	icd->num_formats = 0;
+
+	/*
+	 * This is a 10bit sensor, so by default we only allow 10bit.
+	 * The platform may support different bus widths due to
+	 * different routing of the data lines.
+	 */
+	if (icl->query_bus_param)
+		flags = icl->query_bus_param(icl);
+	else
+		flags = SOCAM_DATAWIDTH_10;
+
+	if (flags & SOCAM_DATAWIDTH_10)
+		icd->num_formats++;
+	else
+		icd->formats++;
+
+	if (flags & SOCAM_DATAWIDTH_8)
+		icd->num_formats++;
+
 	dev_info(&icd->dev, "Detected a MT9M001 chip ID %x (%s)\n", data,
 		 data == 0x8431 ? "C12STM" : "C12ST");
 
@@ -692,18 +655,10 @@ static int mt9m001_probe(struct i2c_client *client)
 	icd->height_max	= 1024;
 	icd->y_skip_top	= 1;
 	icd->iface	= icl->bus_id;
-	/* Default datawidth - this is the only width this camera (normally)
-	 * supports. It is only with extra logic that it can support
-	 * other widths. Therefore it seems to be a sensible default. */
-	mt9m001->datawidth = 10;
 	/* Simulated autoexposure. If enabled, we calculate shutter width
 	 * ourselves in the driver based on vertical blanking and frame width */
 	mt9m001->autoexposure = 1;
 
-	ret = bus_switch_request(mt9m001, icl);
-	if (ret)
-		goto eswinit;
-
 	ret = soc_camera_device_register(icd);
 	if (ret)
 		goto eisdr;
@@ -711,8 +666,6 @@ static int mt9m001_probe(struct i2c_client *client)
 	return 0;
 
 eisdr:
-	bus_switch_release(mt9m001);
-eswinit:
 	kfree(mt9m001);
 	return ret;
 }
@@ -722,7 +675,6 @@ static int mt9m001_remove(struct i2c_client *client)
 	struct mt9m001 *mt9m001 = i2c_get_clientdata(client);
 
 	soc_camera_device_unregister(&mt9m001->icd);
-	bus_switch_release(mt9m001);
 	kfree(mt9m001);
 
 	return 0;
diff --git a/linux/drivers/media/video/mt9m111.c b/linux/drivers/media/video/mt9m111.c
index 3ae675a42..69498d519 100644
--- a/linux/drivers/media/video/mt9m111.c
+++ b/linux/drivers/media/video/mt9m111.c
@@ -152,7 +152,7 @@ struct mt9m111 {
 	struct soc_camera_device icd;
 	int model;	/* V4L2_IDENT_MT9M11x* codes from v4l2-chip-ident.h */
 	enum mt9m111_context context;
-	unsigned int left, top, width, height;
+	struct v4l2_rect rect;
 	u32 pixfmt;
 	unsigned char autoexposure;
 	unsigned char datawidth;
@@ -249,12 +249,13 @@ static int mt9m111_set_context(struct soc_camera_device *icd,
 		return reg_write(CONTEXT_CONTROL, valA);
 }
 
-static int mt9m111_setup_rect(struct soc_camera_device *icd)
+static int mt9m111_setup_rect(struct soc_camera_device *icd,
+			      struct v4l2_rect *rect)
 {
 	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
 	int ret, is_raw_format;
-	int width = mt9m111->width;
-	int height = mt9m111->height;
+	int width = rect->width;
+	int height = rect->height;
 
 	if ((mt9m111->pixfmt == V4L2_PIX_FMT_SBGGR8)
 	    || (mt9m111->pixfmt == V4L2_PIX_FMT_SBGGR16))
@@ -262,9 +263,9 @@ static int mt9m111_setup_rect(struct soc_camera_device *icd)
 	else
 		is_raw_format = 0;
 
-	ret = reg_write(COLUMN_START, mt9m111->left);
+	ret = reg_write(COLUMN_START, rect->left);
 	if (!ret)
-		ret = reg_write(ROW_START, mt9m111->top);
+		ret = reg_write(ROW_START, rect->top);
 
 	if (is_raw_format) {
 		if (!ret)
@@ -436,6 +437,22 @@ static int mt9m111_set_bus_param(struct soc_camera_device *icd, unsigned long f)
 	return 0;
 }
 
+static int mt9m111_set_crop(struct soc_camera_device *icd,
+			    struct v4l2_rect *rect)
+{
+	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+	int ret;
+
+	dev_dbg(&icd->dev, "%s left=%d, top=%d, width=%d, height=%d\n",
+		__func__, rect->left, rect->top, rect->width,
+		rect->height);
+
+	ret = mt9m111_setup_rect(icd, rect);
+	if (!ret)
+		mt9m111->rect = *rect;
+	return ret;
+}
+
 static int mt9m111_set_pixfmt(struct soc_camera_device *icd, u32 pixfmt)
 {
 	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
@@ -486,23 +503,27 @@ static int mt9m111_set_pixfmt(struct soc_camera_device *icd, u32 pixfmt)
 }
 
 static int mt9m111_set_fmt(struct soc_camera_device *icd,
-			   __u32 pixfmt, struct v4l2_rect *rect)
+			   struct v4l2_format *f)
 {
 	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+	struct v4l2_pix_format *pix = &f->fmt.pix;
+	struct v4l2_rect rect = {
+		.left	= mt9m111->rect.left,
+		.top	= mt9m111->rect.top,
+		.width	= pix->width,
+		.height	= pix->height,
+	};
 	int ret;
 
-	mt9m111->left = rect->left;
-	mt9m111->top = rect->top;
-	mt9m111->width = rect->width;
-	mt9m111->height = rect->height;
-
 	dev_dbg(&icd->dev, "%s fmt=%x left=%d, top=%d, width=%d, height=%d\n",
-		__func__, pixfmt, mt9m111->left, mt9m111->top, mt9m111->width,
-		mt9m111->height);
+		__func__, pix->pixelformat, rect.left, rect.top, rect.width,
+		rect.height);
 
-	ret = mt9m111_setup_rect(icd);
+	ret = mt9m111_setup_rect(icd, &rect);
+	if (!ret)
+		ret = mt9m111_set_pixfmt(icd, pix->pixelformat);
 	if (!ret)
-		ret = mt9m111_set_pixfmt(icd, pixfmt);
+		mt9m111->rect = rect;
 	return ret;
 }
 
@@ -633,6 +654,7 @@ static struct soc_camera_ops mt9m111_ops = {
 	.release		= mt9m111_release,
 	.start_capture		= mt9m111_start_capture,
 	.stop_capture		= mt9m111_stop_capture,
+	.set_crop		= mt9m111_set_crop,
 	.set_fmt		= mt9m111_set_fmt,
 	.try_fmt		= mt9m111_try_fmt,
 	.query_bus_param	= mt9m111_query_bus_param,
@@ -817,7 +839,7 @@ static int mt9m111_restore_state(struct soc_camera_device *icd)
 
 	mt9m111_set_context(icd, mt9m111->context);
 	mt9m111_set_pixfmt(icd, mt9m111->pixfmt);
-	mt9m111_setup_rect(icd);
+	mt9m111_setup_rect(icd, &mt9m111->rect);
 	mt9m111_set_flip(icd, mt9m111->hflip, MT9M111_RMB_MIRROR_COLS);
 	mt9m111_set_flip(icd, mt9m111->vflip, MT9M111_RMB_MIRROR_ROWS);
 	mt9m111_set_global_gain(icd, icd->gain);
diff --git a/linux/drivers/media/video/mt9t031.c b/linux/drivers/media/video/mt9t031.c
index aa0e8ec34..8a9ca0b27 100644
--- a/linux/drivers/media/video/mt9t031.c
+++ b/linux/drivers/media/video/mt9t031.c
@@ -144,8 +144,6 @@ static int mt9t031_init(struct soc_camera_device *icd)
 	int ret;
 
 	/* Disable chip output, synchronous option update */
-	dev_dbg(icd->vdev->parent, "%s\n", __func__);
-
 	ret = reg_write(icd, MT9T031_RESET, 1);
 	if (ret >= 0)
 		ret = reg_write(icd, MT9T031_RESET, 0);
@@ -186,9 +184,9 @@ static int mt9t031_set_bus_param(struct soc_camera_device *icd,
 		return -EINVAL;
 
 	if (flags & SOCAM_PCLK_SAMPLE_FALLING)
-		reg_set(icd, MT9T031_PIXEL_CLOCK_CONTROL, 0x8000);
-	else
 		reg_clear(icd, MT9T031_PIXEL_CLOCK_CONTROL, 0x8000);
+	else
+		reg_set(icd, MT9T031_PIXEL_CLOCK_CONTROL, 0x8000);
 
 	return 0;
 }
@@ -213,36 +211,14 @@ static void recalculate_limits(struct soc_camera_device *icd,
 	icd->height_max = MT9T031_MAX_HEIGHT / yskip;
 }
 
-static int mt9t031_set_fmt(struct soc_camera_device *icd,
-			   __u32 pixfmt, struct v4l2_rect *rect)
+static int mt9t031_set_params(struct soc_camera_device *icd,
+			      struct v4l2_rect *rect, u16 xskip, u16 yskip)
 {
 	struct mt9t031 *mt9t031 = container_of(icd, struct mt9t031, icd);
 	int ret;
+	u16 xbin, ybin, width, height, left, top;
 	const u16 hblank = MT9T031_HORIZONTAL_BLANK,
 		vblank = MT9T031_VERTICAL_BLANK;
-	u16 xbin, xskip, ybin, yskip, width, height, left, top;
-
-	if (pixfmt) {
-		/*
-		 * try_fmt has put rectangle within limits.
-		 * S_FMT - use binning and skipping for scaling, recalculate
-		 * limits, used for cropping
-		 */
-		/* Is this more optimal than just a division? */
-		for (xskip = 8; xskip > 1; xskip--)
-			if (rect->width * xskip <= MT9T031_MAX_WIDTH)
-				break;
-
-		for (yskip = 8; yskip > 1; yskip--)
-			if (rect->height * yskip <= MT9T031_MAX_HEIGHT)
-				break;
-
-		recalculate_limits(icd, xskip, yskip);
-	} else {
-		/* CROP - no change in scaling, or in limits */
-		xskip = mt9t031->xskip;
-		yskip = mt9t031->yskip;
-	}
 
 	/* Make sure we don't exceed sensor limits */
 	if (rect->left + rect->width > icd->width_max)
@@ -289,7 +265,7 @@ static int mt9t031_set_fmt(struct soc_camera_device *icd,
 	if (ret >= 0)
 		ret = reg_write(icd, MT9T031_VERTICAL_BLANKING, vblank);
 
-	if (pixfmt) {
+	if (yskip != mt9t031->yskip || xskip != mt9t031->xskip) {
 		/* Binning, skipping */
 		if (ret >= 0)
 			ret = reg_write(icd, MT9T031_COLUMN_ADDRESS_MODE,
@@ -325,15 +301,58 @@ static int mt9t031_set_fmt(struct soc_camera_device *icd,
 		}
 	}
 
-	if (!ret && pixfmt) {
+	/* Re-enable register update, commit all changes */
+	if (ret >= 0)
+		ret = reg_clear(icd, MT9T031_OUTPUT_CONTROL, 1);
+
+	return ret < 0 ? ret : 0;
+}
+
+static int mt9t031_set_crop(struct soc_camera_device *icd,
+			    struct v4l2_rect *rect)
+{
+	struct mt9t031 *mt9t031 = container_of(icd, struct mt9t031, icd);
+
+	/* CROP - no change in scaling, or in limits */
+	return mt9t031_set_params(icd, rect, mt9t031->xskip, mt9t031->yskip);
+}
+
+static int mt9t031_set_fmt(struct soc_camera_device *icd,
+			   struct v4l2_format *f)
+{
+	struct mt9t031 *mt9t031 = container_of(icd, struct mt9t031, icd);
+	int ret;
+	u16 xskip, yskip;
+	struct v4l2_rect rect = {
+		.left	= icd->x_current,
+		.top	= icd->y_current,
+		.width	= f->fmt.pix.width,
+		.height	= f->fmt.pix.height,
+	};
+
+	/*
+	 * try_fmt has put rectangle within limits.
+	 * S_FMT - use binning and skipping for scaling, recalculate
+	 * limits, used for cropping
+	 */
+	/* Is this more optimal than just a division? */
+	for (xskip = 8; xskip > 1; xskip--)
+		if (rect.width * xskip <= MT9T031_MAX_WIDTH)
+			break;
+
+	for (yskip = 8; yskip > 1; yskip--)
+		if (rect.height * yskip <= MT9T031_MAX_HEIGHT)
+			break;
+
+	recalculate_limits(icd, xskip, yskip);
+
+	ret = mt9t031_set_params(icd, &rect, xskip, yskip);
+	if (!ret) {
 		mt9t031->xskip = xskip;
 		mt9t031->yskip = yskip;
 	}
 
-	/* Re-enable register update, commit all changes */
-	reg_clear(icd, MT9T031_OUTPUT_CONTROL, 1);
-
-	return ret < 0 ? ret : 0;
+	return ret;
 }
 
 static int mt9t031_try_fmt(struct soc_camera_device *icd,
@@ -470,6 +489,7 @@ static struct soc_camera_ops mt9t031_ops = {
 	.release		= mt9t031_release,
 	.start_capture		= mt9t031_start_capture,
 	.stop_capture		= mt9t031_stop_capture,
+	.set_crop		= mt9t031_set_crop,
 	.set_fmt		= mt9t031_set_fmt,
 	.try_fmt		= mt9t031_try_fmt,
 	.set_bus_param		= mt9t031_set_bus_param,
diff --git a/linux/drivers/media/video/mt9v022.c b/linux/drivers/media/video/mt9v022.c
index 59efb8ff0..bec6859b3 100644
--- a/linux/drivers/media/video/mt9v022.c
+++ b/linux/drivers/media/video/mt9v022.c
@@ -13,7 +13,6 @@
 #include <linux/i2c.h>
 #include <linux/delay.h>
 #include <linux/log2.h>
-#include <linux/gpio.h>
 
 #include <media/v4l2-common.h>
 #include <media/v4l2-chip-ident.h>
@@ -89,9 +88,7 @@ struct mt9v022 {
 	struct i2c_client *client;
 	struct soc_camera_device icd;
 	int model;	/* V4L2_IDENT_MT9V022* codes from v4l2-chip-ident.h */
-	int switch_gpio;
 	u16 chip_control;
-	unsigned char datawidth;
 };
 
 static int reg_read(struct soc_camera_device *icd, const u8 reg)
@@ -209,66 +206,6 @@ static int mt9v022_stop_capture(struct soc_camera_device *icd)
 	return 0;
 }
 
-static int bus_switch_request(struct mt9v022 *mt9v022, struct soc_camera_link *icl)
-{
-#ifdef CONFIG_MT9V022_PCA9536_SWITCH
-	int ret;
-	unsigned int gpio = icl->gpio;
-
-	if (gpio_is_valid(gpio)) {
-		/* We have a data bus switch. */
-		ret = gpio_request(gpio, "mt9v022");
-		if (ret < 0) {
-			dev_err(&mt9v022->client->dev, "Cannot get GPIO %u\n", gpio);
-			return ret;
-		}
-
-		ret = gpio_direction_output(gpio, 0);
-		if (ret < 0) {
-			dev_err(&mt9v022->client->dev,
-				"Cannot set GPIO %u to output\n", gpio);
-			gpio_free(gpio);
-			return ret;
-		}
-	}
-
-	mt9v022->switch_gpio = gpio;
-#else
-	mt9v022->switch_gpio = -EINVAL;
-#endif
-	return 0;
-}
-
-static void bus_switch_release(struct mt9v022 *mt9v022)
-{
-#ifdef CONFIG_MT9V022_PCA9536_SWITCH
-	if (gpio_is_valid(mt9v022->switch_gpio))
-		gpio_free(mt9v022->switch_gpio);
-#endif
-}
-
-static int bus_switch_act(struct mt9v022 *mt9v022, int go8bit)
-{
-#ifdef CONFIG_MT9V022_PCA9536_SWITCH
-	if (!gpio_is_valid(mt9v022->switch_gpio))
-		return -ENODEV;
-
-	gpio_set_value_cansleep(mt9v022->switch_gpio, go8bit);
-	return 0;
-#else
-	return -ENODEV;
-#endif
-}
-
-static int bus_switch_possible(struct mt9v022 *mt9v022)
-{
-#ifdef CONFIG_MT9V022_PCA9536_SWITCH
-	return gpio_is_valid(mt9v022->switch_gpio);
-#else
-	return 0;
-#endif
-}
-
 static int mt9v022_set_bus_param(struct soc_camera_device *icd,
 				 unsigned long flags)
 {
@@ -282,19 +219,17 @@ static int mt9v022_set_bus_param(struct soc_camera_device *icd,
 	if (!is_power_of_2(width_flag))
 		return -EINVAL;
 
-	if ((mt9v022->datawidth != 10 && (width_flag == SOCAM_DATAWIDTH_10)) ||
-	    (mt9v022->datawidth != 9  && (width_flag == SOCAM_DATAWIDTH_9)) ||
-	    (mt9v022->datawidth != 8  && (width_flag == SOCAM_DATAWIDTH_8))) {
-		/* Well, we actually only can do 10 or 8 bits... */
-		if (width_flag == SOCAM_DATAWIDTH_9)
-			return -EINVAL;
-
-		ret = bus_switch_act(mt9v022,
-				     width_flag == SOCAM_DATAWIDTH_8);
-		if (ret < 0)
+	if (icl->set_bus_param) {
+		ret = icl->set_bus_param(icl, width_flag);
+		if (ret)
 			return ret;
-
-		mt9v022->datawidth = width_flag == SOCAM_DATAWIDTH_8 ? 8 : 10;
+	} else {
+		/*
+		 * Without board specific bus width settings we only support the
+		 * sensors native bus width
+		 */
+		if (width_flag != SOCAM_DATAWIDTH_10)
+			return -EINVAL;
 	}
 
 	flags = soc_camera_apply_sensor_flags(icl, flags);
@@ -328,10 +263,14 @@ static int mt9v022_set_bus_param(struct soc_camera_device *icd,
 static unsigned long mt9v022_query_bus_param(struct soc_camera_device *icd)
 {
 	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
-	unsigned int width_flag = SOCAM_DATAWIDTH_10;
+	struct soc_camera_link *icl = mt9v022->client->dev.platform_data;
+	unsigned int width_flag;
 
-	if (bus_switch_possible(mt9v022))
-		width_flag |= SOCAM_DATAWIDTH_8;
+	if (icl->query_bus_param)
+		width_flag = icl->query_bus_param(icl) &
+			SOCAM_DATAWIDTH_MASK;
+	else
+		width_flag = SOCAM_DATAWIDTH_10;
 
 	return SOCAM_PCLK_SAMPLE_RISING | SOCAM_PCLK_SAMPLE_FALLING |
 		SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_HSYNC_ACTIVE_LOW |
@@ -340,32 +279,11 @@ static unsigned long mt9v022_query_bus_param(struct soc_camera_device *icd)
 		width_flag;
 }
 
-static int mt9v022_set_fmt(struct soc_camera_device *icd,
-			   __u32 pixfmt, struct v4l2_rect *rect)
+static int mt9v022_set_crop(struct soc_camera_device *icd,
+			    struct v4l2_rect *rect)
 {
-	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
 	int ret;
 
-	/* The caller provides a supported format, as verified per call to
-	 * icd->try_fmt(), datawidth is from our supported format list */
-	switch (pixfmt) {
-	case V4L2_PIX_FMT_GREY:
-	case V4L2_PIX_FMT_Y16:
-		if (mt9v022->model != V4L2_IDENT_MT9V022IX7ATM)
-			return -EINVAL;
-		break;
-	case V4L2_PIX_FMT_SBGGR8:
-	case V4L2_PIX_FMT_SBGGR16:
-		if (mt9v022->model != V4L2_IDENT_MT9V022IX7ATC)
-			return -EINVAL;
-		break;
-	case 0:
-		/* No format change, only geometry */
-		break;
-	default:
-		return -EINVAL;
-	}
-
 	/* Like in example app. Contradicts the datasheet though */
 	ret = reg_read(icd, MT9V022_AEC_AGC_ENABLE);
 	if (ret >= 0) {
@@ -403,6 +321,42 @@ static int mt9v022_set_fmt(struct soc_camera_device *icd,
 	return 0;
 }
 
+static int mt9v022_set_fmt(struct soc_camera_device *icd,
+			   struct v4l2_format *f)
+{
+	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
+	struct v4l2_pix_format *pix = &f->fmt.pix;
+	struct v4l2_rect rect = {
+		.left	= icd->x_current,
+		.top	= icd->y_current,
+		.width	= pix->width,
+		.height	= pix->height,
+	};
+
+	/* The caller provides a supported format, as verified per call to
+	 * icd->try_fmt(), datawidth is from our supported format list */
+	switch (pix->pixelformat) {
+	case V4L2_PIX_FMT_GREY:
+	case V4L2_PIX_FMT_Y16:
+		if (mt9v022->model != V4L2_IDENT_MT9V022IX7ATM)
+			return -EINVAL;
+		break;
+	case V4L2_PIX_FMT_SBGGR8:
+	case V4L2_PIX_FMT_SBGGR16:
+		if (mt9v022->model != V4L2_IDENT_MT9V022IX7ATC)
+			return -EINVAL;
+		break;
+	case 0:
+		/* No format change, only geometry */
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	/* No support for scaling on this camera, just crop. */
+	return mt9v022_set_crop(icd, &rect);
+}
+
 static int mt9v022_try_fmt(struct soc_camera_device *icd,
 			   struct v4l2_format *f)
 {
@@ -544,6 +498,7 @@ static struct soc_camera_ops mt9v022_ops = {
 	.release		= mt9v022_release,
 	.start_capture		= mt9v022_start_capture,
 	.stop_capture		= mt9v022_stop_capture,
+	.set_crop		= mt9v022_set_crop,
 	.set_fmt		= mt9v022_set_fmt,
 	.try_fmt		= mt9v022_try_fmt,
 	.set_bus_param		= mt9v022_set_bus_param,
@@ -699,6 +654,7 @@ static int mt9v022_video_probe(struct soc_camera_device *icd)
 	struct soc_camera_link *icl = mt9v022->client->dev.platform_data;
 	s32 data;
 	int ret;
+	unsigned long flags;
 
 	if (!icd->dev.parent ||
 	    to_soc_camera_host(icd->dev.parent)->nr != icd->iface)
@@ -732,22 +688,36 @@ static int mt9v022_video_probe(struct soc_camera_device *icd)
 		ret = reg_write(icd, MT9V022_PIXEL_OPERATION_MODE, 4 | 0x11);
 		mt9v022->model = V4L2_IDENT_MT9V022IX7ATC;
 		icd->formats = mt9v022_colour_formats;
-		if (gpio_is_valid(icl->gpio))
-			icd->num_formats = ARRAY_SIZE(mt9v022_colour_formats);
-		else
-			icd->num_formats = 1;
 	} else {
 		ret = reg_write(icd, MT9V022_PIXEL_OPERATION_MODE, 0x11);
 		mt9v022->model = V4L2_IDENT_MT9V022IX7ATM;
 		icd->formats = mt9v022_monochrome_formats;
-		if (gpio_is_valid(icl->gpio))
-			icd->num_formats = ARRAY_SIZE(mt9v022_monochrome_formats);
-		else
-			icd->num_formats = 1;
 	}
 
-	if (!ret)
-		ret = soc_camera_video_start(icd);
+	if (ret < 0)
+		goto eisis;
+
+	icd->num_formats = 0;
+
+	/*
+	 * This is a 10bit sensor, so by default we only allow 10bit.
+	 * The platform may support different bus widths due to
+	 * different routing of the data lines.
+	 */
+	if (icl->query_bus_param)
+		flags = icl->query_bus_param(icl);
+	else
+		flags = SOCAM_DATAWIDTH_10;
+
+	if (flags & SOCAM_DATAWIDTH_10)
+		icd->num_formats++;
+	else
+		icd->formats++;
+
+	if (flags & SOCAM_DATAWIDTH_8)
+		icd->num_formats++;
+
+	ret = soc_camera_video_start(icd);
 	if (ret < 0)
 		goto eisis;
 
@@ -812,14 +782,6 @@ static int mt9v022_probe(struct i2c_client *client,
 	icd->height_max	= 480;
 	icd->y_skip_top	= 1;
 	icd->iface	= icl->bus_id;
-	/* Default datawidth - this is the only width this camera (normally)
-	 * supports. It is only with extra logic that it can support
-	 * other widths. Therefore it seems to be a sensible default. */
-	mt9v022->datawidth = 10;
-
-	ret = bus_switch_request(mt9v022, icl);
-	if (ret)
-		goto eswinit;
 
 	ret = soc_camera_device_register(icd);
 	if (ret)
@@ -828,8 +790,6 @@ static int mt9v022_probe(struct i2c_client *client,
 	return 0;
 
 eisdr:
-	bus_switch_release(mt9v022);
-eswinit:
 	kfree(mt9v022);
 	return ret;
 }
@@ -839,7 +799,6 @@ static int mt9v022_remove(struct i2c_client *client)
 	struct mt9v022 *mt9v022 = i2c_get_clientdata(client);
 
 	soc_camera_device_unregister(&mt9v022->icd);
-	bus_switch_release(mt9v022);
 	kfree(mt9v022);
 
 	return 0;
diff --git a/linux/drivers/media/video/mx3_camera.c b/linux/drivers/media/video/mx3_camera.c
index f525dc48f..70629e172 100644
--- a/linux/drivers/media/video/mx3_camera.c
+++ b/linux/drivers/media/video/mx3_camera.c
@@ -544,16 +544,14 @@ static void mx3_camera_remove_device(struct soc_camera_device *icd)
 }
 
 static bool channel_change_requested(struct soc_camera_device *icd,
-				     const struct soc_camera_format_xlate *xlate,
-				     __u32 pixfmt, struct v4l2_rect *rect)
+				     struct v4l2_rect *rect)
 {
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 	struct mx3_camera_dev *mx3_cam = ici->priv;
 	struct idmac_channel *ichan = mx3_cam->idmac_channel[0];
 
-	/* So far only one configuration is supported */
-	return pixfmt || (ichan && rect->width * rect->height >
-			  icd->width * icd->height);
+	/* Do buffers have to be re-allocated or channel re-configured? */
+	return ichan && rect->width * rect->height > icd->width * icd->height;
 }
 
 static int test_platform_param(struct mx3_camera_dev *mx3_cam,
@@ -733,61 +731,10 @@ passthrough:
 	return formats;
 }
 
-static int mx3_camera_set_fmt(struct soc_camera_device *icd,
-			      __u32 pixfmt, struct v4l2_rect *rect)
+static void configure_geometry(struct mx3_camera_dev *mx3_cam,
+			       struct v4l2_rect *rect)
 {
-	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
-	struct mx3_camera_dev *mx3_cam = ici->priv;
-	const struct soc_camera_format_xlate *xlate;
 	u32 ctrl, width_field, height_field;
-	int ret;
-
-	xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
-	if (pixfmt && !xlate) {
-		dev_warn(&ici->dev, "Format %x not found\n", pixfmt);
-		return -EINVAL;
-	}
-
-	/*
-	 * We now know pixel formats and can decide upon DMA-channel(s)
-	 * So far only direct camera-to-memory is supported
-	 */
-	if (channel_change_requested(icd, xlate, pixfmt, rect)) {
-		dma_cap_mask_t mask;
-		struct dma_chan *chan;
-		struct idmac_channel **ichan = &mx3_cam->idmac_channel[0];
-		/* We have to use IDMAC_IC_7 for Bayer / generic data */
-		struct dma_chan_request rq = {.mx3_cam = mx3_cam,
-					      .id = IDMAC_IC_7};
-
-		if (*ichan) {
-			struct videobuf_buffer *vb, *_vb;
-			dma_release_channel(&(*ichan)->dma_chan);
-			*ichan = NULL;
-			mx3_cam->active = NULL;
-			list_for_each_entry_safe(vb, _vb, &mx3_cam->capture, queue) {
-				list_del_init(&vb->queue);
-				vb->state = VIDEOBUF_ERROR;
-				wake_up(&vb->done);
-			}
-		}
-
-		dma_cap_zero(mask);
-		dma_cap_set(DMA_SLAVE, mask);
-		dma_cap_set(DMA_PRIVATE, mask);
-		chan = dma_request_channel(mask, chan_filter, &rq);
-		if (!chan)
-			return -EBUSY;
-
-		*ichan = to_idmac_chan(chan);
-		(*ichan)->client = mx3_cam;
-	}
-
-	/*
-	 * Might have to perform a complete interface initialisation like in
-	 * ipu_csi_init_interface() in mxc_v4l2_s_param(). Also consider
-	 * mxc_v4l2_s_fmt()
-	 */
 
 	/* Setup frame size - this cannot be changed on-the-fly... */
 	width_field = rect->width - 1;
@@ -808,9 +755,98 @@ static int mx3_camera_set_fmt(struct soc_camera_device *icd,
 	 * No need to free resources here if we fail, we'll see if we need to
 	 * do this next time we are called
 	 */
+}
+
+static int acquire_dma_channel(struct mx3_camera_dev *mx3_cam)
+{
+	dma_cap_mask_t mask;
+	struct dma_chan *chan;
+	struct idmac_channel **ichan = &mx3_cam->idmac_channel[0];
+	/* We have to use IDMAC_IC_7 for Bayer / generic data */
+	struct dma_chan_request rq = {.mx3_cam = mx3_cam,
+				      .id = IDMAC_IC_7};
+
+	if (*ichan) {
+		struct videobuf_buffer *vb, *_vb;
+		dma_release_channel(&(*ichan)->dma_chan);
+		*ichan = NULL;
+		mx3_cam->active = NULL;
+		list_for_each_entry_safe(vb, _vb, &mx3_cam->capture, queue) {
+			list_del_init(&vb->queue);
+			vb->state = VIDEOBUF_ERROR;
+			wake_up(&vb->done);
+		}
+	}
+
+	dma_cap_zero(mask);
+	dma_cap_set(DMA_SLAVE, mask);
+	dma_cap_set(DMA_PRIVATE, mask);
+	chan = dma_request_channel(mask, chan_filter, &rq);
+	if (!chan)
+		return -EBUSY;
+
+	*ichan = to_idmac_chan(chan);
+	(*ichan)->client = mx3_cam;
+
+	return 0;
+}
+
+static int mx3_camera_set_crop(struct soc_camera_device *icd,
+			       struct v4l2_rect *rect)
+{
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct mx3_camera_dev *mx3_cam = ici->priv;
+
+	/*
+	 * We now know pixel formats and can decide upon DMA-channel(s)
+	 * So far only direct camera-to-memory is supported
+	 */
+	if (channel_change_requested(icd, rect)) {
+		int ret = acquire_dma_channel(mx3_cam);
+		if (ret < 0)
+			return ret;
+	}
+
+	configure_geometry(mx3_cam, rect);
+
+	return icd->ops->set_crop(icd, rect);
+}
+
+static int mx3_camera_set_fmt(struct soc_camera_device *icd,
+			      struct v4l2_format *f)
+{
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct mx3_camera_dev *mx3_cam = ici->priv;
+	const struct soc_camera_format_xlate *xlate;
+	struct v4l2_pix_format *pix = &f->fmt.pix;
+	struct v4l2_rect rect = {
+		.left	= icd->x_current,
+		.top	= icd->y_current,
+		.width	= pix->width,
+		.height	= pix->height,
+	};
+	int ret;
+
+	xlate = soc_camera_xlate_by_fourcc(icd, pix->pixelformat);
+	if (!xlate) {
+		dev_warn(&ici->dev, "Format %x not found\n", pix->pixelformat);
+		return -EINVAL;
+	}
+
+	ret = acquire_dma_channel(mx3_cam);
+	if (ret < 0)
+		return ret;
+
+	/*
+	 * Might have to perform a complete interface initialisation like in
+	 * ipu_csi_init_interface() in mxc_v4l2_s_param(). Also consider
+	 * mxc_v4l2_s_fmt()
+	 */
+
+	configure_geometry(mx3_cam, &rect);
 
-	ret = icd->ops->set_fmt(icd, pixfmt ? xlate->cam_fmt->fourcc : 0, rect);
-	if (pixfmt && !ret) {
+	ret = icd->ops->set_fmt(icd, f);
+	if (!ret) {
 		icd->buswidth = xlate->buswidth;
 		icd->current_fmt = xlate->host_fmt;
 	}
@@ -1031,6 +1067,7 @@ static struct soc_camera_host_ops mx3_soc_camera_host_ops = {
 	.suspend	= mx3_camera_suspend,
 	.resume		= mx3_camera_resume,
 #endif
+	.set_crop	= mx3_camera_set_crop,
 	.set_fmt	= mx3_camera_set_fmt,
 	.try_fmt	= mx3_camera_try_fmt,
 	.get_formats	= mx3_camera_get_formats,
diff --git a/linux/drivers/media/video/mxb.c b/linux/drivers/media/video/mxb.c
index fda3b7581..c85cfd27e 100644
--- a/linux/drivers/media/video/mxb.c
+++ b/linux/drivers/media/video/mxb.c
@@ -25,7 +25,6 @@
 
 #include <media/saa7146_vv.h>
 #include <media/tuner.h>
-#include <linux/video_decoder.h>
 #include <media/v4l2-common.h>
 #include <media/saa7115.h>
 #include "compat.h"
diff --git a/linux/drivers/media/video/omap24xxcam.c b/linux/drivers/media/video/omap24xxcam.c
index 73eb656ac..61f3c83db 100644
--- a/linux/drivers/media/video/omap24xxcam.c
+++ b/linux/drivers/media/video/omap24xxcam.c
@@ -1665,7 +1665,6 @@ static int omap24xxcam_device_register(struct v4l2_int_device *s)
 	vfd->parent = cam->dev;
 
 	strlcpy(vfd->name, CAM_NAME, sizeof(vfd->name));
-	vfd->vfl_type		 = VID_TYPE_CAPTURE | VID_TYPE_CHROMAKEY;
 	vfd->fops		 = &omap24xxcam_fops;
 	vfd->minor		 = -1;
 	vfd->ioctl_ops		 = &omap24xxcam_ioctl_fops;
diff --git a/linux/drivers/media/video/ov7670.c b/linux/drivers/media/video/ov7670.c
index e03154536..f0e1a56eb 100644
--- a/linux/drivers/media/video/ov7670.c
+++ b/linux/drivers/media/video/ov7670.c
@@ -14,7 +14,7 @@
 #include <linux/module.h>
 #include <linux/slab.h>
 #include <linux/delay.h>
-#include <linux/videodev.h>
+#include <linux/videodev2.h>
 #include <media/v4l2-common.h>
 #include <media/v4l2-chip-ident.h>
 #include <linux/i2c.h>
diff --git a/linux/drivers/media/video/ov772x.c b/linux/drivers/media/video/ov772x.c
index 2f3313524..cde3a1019 100644
--- a/linux/drivers/media/video/ov772x.c
+++ b/linux/drivers/media/video/ov772x.c
@@ -646,6 +646,8 @@ static int ov772x_start_capture(struct soc_camera_device *icd)
 		return -EPERM;
 	}
 
+	ov772x_mask_set(priv->client, COM2, SOFT_SLEEP_MODE, 0);
+
 	dev_dbg(&icd->dev,
 		 "format %s, win %s\n", priv->fmt->name, priv->win->name);
 
@@ -654,6 +656,8 @@ static int ov772x_start_capture(struct soc_camera_device *icd)
 
 static int ov772x_stop_capture(struct soc_camera_device *icd)
 {
+	struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
+	ov772x_mask_set(priv->client, COM2, SOFT_SLEEP_MODE, SOFT_SLEEP_MODE);
 	return 0;
 }
 
@@ -781,11 +785,9 @@ ov772x_select_win(u32 width, u32 height)
 	return win;
 }
 
-static int ov772x_set_fmt(struct soc_camera_device *icd,
-			  __u32                     pixfmt,
-			  struct v4l2_rect         *rect)
+static int ov772x_set_params(struct ov772x_priv *priv, u32 width, u32 height,
+			     u32 pixfmt)
 {
-	struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
 	int ret = -EINVAL;
 	u8  val;
 	int i;
@@ -806,7 +808,7 @@ static int ov772x_set_fmt(struct soc_camera_device *icd,
 	/*
 	 * select win
 	 */
-	priv->win = ov772x_select_win(rect->width, rect->height);
+	priv->win = ov772x_select_win(width, height);
 
 	/*
 	 * reset hardware
@@ -870,6 +872,28 @@ ov772x_set_fmt_error:
 	return ret;
 }
 
+static int ov772x_set_crop(struct soc_camera_device *icd,
+			   struct v4l2_rect *rect)
+{
+	struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
+
+	if (!priv->fmt)
+		return -EINVAL;
+
+	return ov772x_set_params(priv, rect->width, rect->height,
+				 priv->fmt->fourcc);
+}
+
+static int ov772x_set_fmt(struct soc_camera_device *icd,
+			  struct v4l2_format *f)
+{
+	struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
+	struct v4l2_pix_format *pix = &f->fmt.pix;
+
+	return ov772x_set_params(priv, pix->width, pix->height,
+				 pix->pixelformat);
+}
+
 static int ov772x_try_fmt(struct soc_camera_device *icd,
 			  struct v4l2_format       *f)
 {
@@ -959,6 +983,7 @@ static struct soc_camera_ops ov772x_ops = {
 	.release		= ov772x_release,
 	.start_capture		= ov772x_start_capture,
 	.stop_capture		= ov772x_stop_capture,
+	.set_crop		= ov772x_set_crop,
 	.set_fmt		= ov772x_set_fmt,
 	.try_fmt		= ov772x_try_fmt,
 	.set_bus_param		= ov772x_set_bus_param,
diff --git a/linux/drivers/media/video/ovcamchip/ovcamchip_core.c b/linux/drivers/media/video/ovcamchip/ovcamchip_core.c
index c841f4e4f..63303b70f 100644
--- a/linux/drivers/media/video/ovcamchip/ovcamchip_core.c
+++ b/linux/drivers/media/video/ovcamchip/ovcamchip_core.c
@@ -15,6 +15,9 @@
 #include <linux/module.h>
 #include <linux/slab.h>
 #include <linux/delay.h>
+#include <linux/i2c.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-i2c-drv.h>
 #include "ovcamchip_priv.h"
 
 #define DRIVER_VERSION "v2.27 for Linux 2.6"
@@ -44,6 +47,20 @@ MODULE_AUTHOR(DRIVER_AUTHOR);
 MODULE_DESCRIPTION(DRIVER_DESC);
 MODULE_LICENSE("GPL");
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22)
+static unsigned short normal_i2c[] = {
+	/* ov7xxx */
+	0x42 >> 1, 0x46 >> 1, 0x4a >> 1, 0x4e >> 1,
+	0x52 >> 1, 0x56 >> 1, 0x5a >> 1, 0x5e >> 1,
+	/* ov6xxx */
+	0xc0 >> 1, 0xc4 >> 1, 0xc8 >> 1, 0xcc >> 1,
+	0xd0 >> 1, 0xd4 >> 1, 0xd8 >> 1, 0xdc >> 1,
+	I2C_CLIENT_END
+};
+
+I2C_CLIENT_INSMOD;
+#endif
+
 /* Registers common to all chips, that are needed for detection */
 #define GENERIC_REG_ID_HIGH       0x1C	/* manufacturer ID MSB */
 #define GENERIC_REG_ID_LOW        0x1D	/* manufacturer ID LSB */
@@ -61,10 +78,6 @@ static char *chip_names[NUM_CC_TYPES] = {
 	[CC_OV6630AF]	= "OV6630AF",
 };
 
-/* Forward declarations */
-static struct i2c_driver driver;
-static struct i2c_client client_template;
-
 /* ----------------------------------------------------------------------- */
 
 int ov_write_regvals(struct i2c_client *c, struct ovcamchip_regvals *rvals)
@@ -253,112 +266,36 @@ static int ovcamchip_detect(struct i2c_client *c)
 
 	/* Test for 7xx0 */
 	PDEBUG(3, "Testing for 0V7xx0");
-	c->addr = OV7xx0_SID;
-	if (init_camchip(c) < 0) {
-		/* Test for 6xx0 */
-		PDEBUG(3, "Testing for 0V6xx0");
-		c->addr = OV6xx0_SID;
-		if (init_camchip(c) < 0) {
-			return -ENODEV;
-		} else {
-			if (ov6xx0_detect(c) < 0) {
-				PERROR("Failed to init OV6xx0");
-				return -EIO;
-			}
-		}
-	} else {
+	if (init_camchip(c) < 0)
+		return -ENODEV;
+	/* 7-bit addresses with bit 0 set are for the OV7xx0 */
+	if (c->addr & 1) {
 		if (ov7xx0_detect(c) < 0) {
 			PERROR("Failed to init OV7xx0");
 			return -EIO;
 		}
+		return 0;
+	}
+	/* Test for 6xx0 */
+	PDEBUG(3, "Testing for 0V6xx0");
+	if (ov6xx0_detect(c) < 0) {
+		PERROR("Failed to init OV6xx0");
+		return -EIO;
 	}
-
 	return 0;
 }
 
 /* ----------------------------------------------------------------------- */
 
-static int ovcamchip_attach(struct i2c_adapter *adap)
+static long ovcamchip_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
 {
-	int rc = 0;
-	struct ovcamchip *ov;
-	struct i2c_client *c;
-
-	/* I2C is not a PnP bus, so we can never be certain that we're talking
-	 * to the right chip. To prevent damage to EEPROMS and such, only
-	 * attach to adapters that are known to contain OV camera chips. */
-
-	switch (adap->id) {
-	case I2C_HW_SMBUS_OV511:
-	case I2C_HW_SMBUS_OV518:
-	case I2C_HW_SMBUS_W9968CF:
-		PDEBUG(1, "Adapter ID 0x%06x accepted", adap->id);
-		break;
-	default:
-		PDEBUG(1, "Adapter ID 0x%06x rejected", adap->id);
-		return -ENODEV;
-	}
-
-	c = kmalloc(sizeof *c, GFP_KERNEL);
-	if (!c) {
-		rc = -ENOMEM;
-		goto no_client;
-	}
-	memcpy(c, &client_template, sizeof *c);
-	c->adapter = adap;
-	strcpy(c->name, "OV????");
-
-	ov = kzalloc(sizeof *ov, GFP_KERNEL);
-	if (!ov) {
-		rc = -ENOMEM;
-		goto no_ov;
-	}
-	i2c_set_clientdata(c, ov);
-
-	rc = ovcamchip_detect(c);
-	if (rc < 0)
-		goto error;
-
-	strcpy(c->name, chip_names[ov->subtype]);
-
-	PDEBUG(1, "Camera chip detection complete");
-
-	i2c_attach_client(c);
-
-	return rc;
-error:
-	kfree(ov);
-no_ov:
-	kfree(c);
-no_client:
-	PDEBUG(1, "returning %d", rc);
-	return rc;
-}
-
-static int ovcamchip_detach(struct i2c_client *c)
-{
-	struct ovcamchip *ov = i2c_get_clientdata(c);
-	int rc;
-
-	rc = ov->sops->free(c);
-	if (rc < 0)
-		return rc;
-
-	i2c_detach_client(c);
-
-	kfree(ov);
-	kfree(c);
-	return 0;
-}
-
-static int ovcamchip_command(struct i2c_client *c, unsigned int cmd, void *arg)
-{
-	struct ovcamchip *ov = i2c_get_clientdata(c);
+	struct ovcamchip *ov = to_ovcamchip(sd);
+	struct i2c_client *c = v4l2_get_subdevdata(sd);
 
 	if (!ov->initialized &&
 	    cmd != OVCAMCHIP_CMD_Q_SUBTYPE &&
 	    cmd != OVCAMCHIP_CMD_INITIALIZE) {
-		dev_err(&c->dev, "ERROR: Camera chip not initialized yet!\n");
+		v4l2_err(sd, "Camera chip not initialized yet!\n");
 		return -EPERM;
 	}
 
@@ -379,10 +316,10 @@ static int ovcamchip_command(struct i2c_client *c, unsigned int cmd, void *arg)
 
 		if (ov->mono) {
 			if (ov->subtype != CC_OV7620)
-				dev_warn(&c->dev, "Warning: Monochrome not "
+				v4l2_warn(sd, "Monochrome not "
 					"implemented for this chip\n");
 			else
-				dev_info(&c->dev, "Initializing chip as "
+				v4l2_info(sd, "Initializing chip as "
 					"monochrome\n");
 		}
 
@@ -398,37 +335,84 @@ static int ovcamchip_command(struct i2c_client *c, unsigned int cmd, void *arg)
 	}
 }
 
+static int ovcamchip_command(struct i2c_client *client, unsigned cmd, void *arg)
+{
+	return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg);
+}
+
 /* ----------------------------------------------------------------------- */
 
-static struct i2c_driver driver = {
-	.driver = {
-		.name =		"ovcamchip",
-	},
-	.id =			I2C_DRIVERID_OVCAMCHIP,
-	.attach_adapter =	ovcamchip_attach,
-	.detach_client =	ovcamchip_detach,
-	.command =		ovcamchip_command,
+static const struct v4l2_subdev_core_ops ovcamchip_core_ops = {
+	.ioctl = ovcamchip_ioctl,
 };
 
-static struct i2c_client client_template = {
-	.name =		"(unset)",
-	.driver =	&driver,
+static const struct v4l2_subdev_ops ovcamchip_ops = {
+	.core = &ovcamchip_core_ops,
 };
 
-static int __init ovcamchip_init(void)
+static int ovcamchip_probe(struct i2c_client *client,
+			const struct i2c_device_id *id)
 {
-#ifdef DEBUG
-	ovcamchip_debug = debug;
-#endif
+	struct ovcamchip *ov;
+	struct v4l2_subdev *sd;
+	int rc = 0;
+
+	ov = kzalloc(sizeof *ov, GFP_KERNEL);
+	if (!ov) {
+		rc = -ENOMEM;
+		goto no_ov;
+	}
+	sd = &ov->sd;
+	v4l2_i2c_subdev_init(sd, client, &ovcamchip_ops);
+
+	rc = ovcamchip_detect(client);
+	if (rc < 0)
+		goto error;
+
+	v4l_info(client, "%s found @ 0x%02x (%s)\n",
+			chip_names[ov->subtype], client->addr << 1, client->adapter->name);
+
+	PDEBUG(1, "Camera chip detection complete");
 
-	PINFO(DRIVER_VERSION " : " DRIVER_DESC);
-	return i2c_add_driver(&driver);
+	return rc;
+error:
+	kfree(ov);
+no_ov:
+	PDEBUG(1, "returning %d", rc);
+	return rc;
 }
 
-static void __exit ovcamchip_exit(void)
+static int ovcamchip_remove(struct i2c_client *client)
 {
-	i2c_del_driver(&driver);
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
+	struct ovcamchip *ov = to_ovcamchip(sd);
+	int rc;
+
+	v4l2_device_unregister_subdev(sd);
+	rc = ov->sops->free(client);
+	if (rc < 0)
+		return rc;
+
+	kfree(ov);
+	return 0;
 }
 
-module_init(ovcamchip_init);
-module_exit(ovcamchip_exit);
+/* ----------------------------------------------------------------------- */
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
+static const struct i2c_device_id ovcamchip_id[] = {
+	{ "ovcamchip", 0 },
+	{ }
+};
+MODULE_DEVICE_TABLE(i2c, ovcamchip_id);
+
+#endif
+static struct v4l2_i2c_driver_data v4l2_i2c_data = {
+	.name = "ovcamchip",
+	.command = ovcamchip_command,
+	.probe = ovcamchip_probe,
+	.remove = ovcamchip_remove,
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
+	.id_table = ovcamchip_id,
+#endif
+};
diff --git a/linux/drivers/media/video/ovcamchip/ovcamchip_priv.h b/linux/drivers/media/video/ovcamchip/ovcamchip_priv.h
index a05650fae..4f07b78c8 100644
--- a/linux/drivers/media/video/ovcamchip/ovcamchip_priv.h
+++ b/linux/drivers/media/video/ovcamchip/ovcamchip_priv.h
@@ -16,6 +16,7 @@
 #define __LINUX_OVCAMCHIP_PRIV_H
 
 #include <linux/i2c.h>
+#include <media/v4l2-subdev.h>
 #include <media/ovcamchip.h>
 
 #ifdef DEBUG
@@ -46,6 +47,7 @@ struct ovcamchip_ops {
 };
 
 struct ovcamchip {
+	struct v4l2_subdev sd;
 	struct ovcamchip_ops *sops;
 	void *spriv;               /* Private data for OV7x10.c etc... */
 	int subtype;               /* = SEN_OV7610 etc... */
@@ -53,6 +55,11 @@ struct ovcamchip {
 	int initialized;           /* OVCAMCHIP_CMD_INITIALIZE was successful */
 };
 
+static inline struct ovcamchip *to_ovcamchip(struct v4l2_subdev *sd)
+{
+	return container_of(sd, struct ovcamchip, sd);
+}
+
 extern struct ovcamchip_ops ov6x20_ops;
 extern struct ovcamchip_ops ov6x30_ops;
 extern struct ovcamchip_ops ov7x10_ops;
diff --git a/linux/drivers/media/video/pvrusb2/Kconfig b/linux/drivers/media/video/pvrusb2/Kconfig
index 854c2a885..17cde1757 100644
--- a/linux/drivers/media/video/pvrusb2/Kconfig
+++ b/linux/drivers/media/video/pvrusb2/Kconfig
@@ -40,10 +40,10 @@ config VIDEO_PVRUSB2_DVB
 	select DVB_LGDT330X if !DVB_FE_CUSTOMISE
 	select DVB_S5H1409 if !DVB_FE_CUSTOMISE
 	select DVB_S5H1411 if !DVB_FE_CUSTOMISE
-	select DVB_TDA10048 if !DVB_FE_CUSTOMIZE
-	select MEDIA_TUNER_TDA18271 if !DVB_FE_CUSTOMIZE
+	select DVB_TDA10048 if !DVB_FE_CUSTOMISE
+	select MEDIA_TUNER_TDA18271 if !MEDIA_TUNER_CUSTOMIZE
 	select MEDIA_TUNER_SIMPLE if !MEDIA_TUNER_CUSTOMIZE
-	select MEDIA_TUNER_TDA8290 if !DVB_FE_CUSTOMIZE
+	select MEDIA_TUNER_TDA8290 if !MEDIA_TUNER_CUSTOMIZE
 	---help---
 
 	  This option enables a DVB interface for the pvrusb2 driver.
diff --git a/linux/drivers/media/video/pwc/pwc-if.c b/linux/drivers/media/video/pwc/pwc-if.c
index 49a918636..b3765e280 100644
--- a/linux/drivers/media/video/pwc/pwc-if.c
+++ b/linux/drivers/media/video/pwc/pwc-if.c
@@ -1133,6 +1133,7 @@ static int pwc_video_open(struct file *file)
 	}
 
 	mutex_lock(&pdev->modlock);
+	pwc_construct(pdev); /* set min/max sizes correct */
 	if (!pdev->usb_init) {
 		PWC_DEBUG_OPEN("Doing first time initialization.\n");
 		pdev->usb_init = 1;
@@ -1157,7 +1158,6 @@ static int pwc_video_open(struct file *file)
 	if (pwc_set_leds(pdev, led_on, led_off) < 0)
 		PWC_DEBUG_OPEN("Failed to set LED on/off time.\n");
 
-	pwc_construct(pdev); /* set min/max sizes correct */
 
 	/* So far, so good. Allocate memory. */
 	i = pwc_allocate_buffers(pdev);
diff --git a/linux/drivers/media/video/pxa_camera.c b/linux/drivers/media/video/pxa_camera.c
index dd524b3c6..d1aa540ba 100644
--- a/linux/drivers/media/video/pxa_camera.c
+++ b/linux/drivers/media/video/pxa_camera.c
@@ -1160,8 +1160,43 @@ static int pxa_camera_get_formats(struct soc_camera_device *icd, int idx,
 	return formats;
 }
 
+static int pxa_camera_set_crop(struct soc_camera_device *icd,
+			       struct v4l2_rect *rect)
+{
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct pxa_camera_dev *pcdev = ici->priv;
+	struct soc_camera_sense sense = {
+		.master_clock = pcdev->mclk,
+		.pixel_clock_max = pcdev->ciclk / 4,
+	};
+	int ret;
+
+	/* If PCLK is used to latch data from the sensor, check sense */
+	if (pcdev->platform_flags & PXA_CAMERA_PCLK_EN)
+		icd->sense = &sense;
+
+	ret = icd->ops->set_crop(icd, rect);
+
+	icd->sense = NULL;
+
+	if (ret < 0) {
+		dev_warn(&ici->dev, "Failed to crop to %ux%u@%u:%u\n",
+			 rect->width, rect->height, rect->left, rect->top);
+	} else if (sense.flags & SOCAM_SENSE_PCLK_CHANGED) {
+		if (sense.pixel_clock > sense.pixel_clock_max) {
+			dev_err(&ici->dev,
+				"pixel clock %lu set by the camera too high!",
+				sense.pixel_clock);
+			return -EIO;
+		}
+		recalculate_fifo_timeout(pcdev, sense.pixel_clock);
+	}
+
+	return ret;
+}
+
 static int pxa_camera_set_fmt(struct soc_camera_device *icd,
-			      __u32 pixfmt, struct v4l2_rect *rect)
+			      struct v4l2_format *f)
 {
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 	struct pxa_camera_dev *pcdev = ici->priv;
@@ -1171,35 +1206,30 @@ static int pxa_camera_set_fmt(struct soc_camera_device *icd,
 		.master_clock = pcdev->mclk,
 		.pixel_clock_max = pcdev->ciclk / 4,
 	};
+	struct v4l2_pix_format *pix = &f->fmt.pix;
+	struct v4l2_format cam_f = *f;
 	int ret;
 
-	if (pixfmt) {
-		xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
-		if (!xlate) {
-			dev_warn(&ici->dev, "Format %x not found\n", pixfmt);
-			return -EINVAL;
-		}
-
-		cam_fmt = xlate->cam_fmt;
+	xlate = soc_camera_xlate_by_fourcc(icd, pix->pixelformat);
+	if (!xlate) {
+		dev_warn(&ici->dev, "Format %x not found\n", pix->pixelformat);
+		return -EINVAL;
 	}
 
+	cam_fmt = xlate->cam_fmt;
+
 	/* If PCLK is used to latch data from the sensor, check sense */
 	if (pcdev->platform_flags & PXA_CAMERA_PCLK_EN)
 		icd->sense = &sense;
 
-	switch (pixfmt) {
-	case 0:				/* Only geometry change */
-		ret = icd->ops->set_fmt(icd, pixfmt, rect);
-		break;
-	default:
-		ret = icd->ops->set_fmt(icd, cam_fmt->fourcc, rect);
-	}
+	cam_f.fmt.pix.pixelformat = cam_fmt->fourcc;
+	ret = icd->ops->set_fmt(icd, &cam_f);
 
 	icd->sense = NULL;
 
 	if (ret < 0) {
 		dev_warn(&ici->dev, "Failed to configure for format %x\n",
-			 pixfmt);
+			 pix->pixelformat);
 	} else if (sense.flags & SOCAM_SENSE_PCLK_CHANGED) {
 		if (sense.pixel_clock > sense.pixel_clock_max) {
 			dev_err(&ici->dev,
@@ -1210,7 +1240,7 @@ static int pxa_camera_set_fmt(struct soc_camera_device *icd,
 		recalculate_fifo_timeout(pcdev, sense.pixel_clock);
 	}
 
-	if (pixfmt && !ret) {
+	if (!ret) {
 		icd->buswidth = xlate->buswidth;
 		icd->current_fmt = xlate->host_fmt;
 	}
@@ -1374,6 +1404,7 @@ static struct soc_camera_host_ops pxa_soc_camera_host_ops = {
 	.remove		= pxa_camera_remove_device,
 	.suspend	= pxa_camera_suspend,
 	.resume		= pxa_camera_resume,
+	.set_crop	= pxa_camera_set_crop,
 	.get_formats	= pxa_camera_get_formats,
 	.set_fmt	= pxa_camera_set_fmt,
 	.try_fmt	= pxa_camera_try_fmt,
diff --git a/linux/drivers/media/video/saa6588.c b/linux/drivers/media/video/saa6588.c
index ae96de5fd..d89d70892 100644
--- a/linux/drivers/media/video/saa6588.c
+++ b/linux/drivers/media/video/saa6588.c
@@ -77,8 +77,7 @@ MODULE_LICENSE("GPL");
 
 struct saa6588 {
 	struct v4l2_subdev sd;
-	struct work_struct work;
-	struct timer_list timer;
+	struct delayed_work work;
 	spinlock_t lock;
 	unsigned char *buffer;
 	unsigned int buf_size;
@@ -323,13 +322,6 @@ static void saa6588_i2c_poll(struct saa6588 *s)
 	wake_up_interruptible(&s->read_queue);
 }
 
-static void saa6588_timer(unsigned long data)
-{
-	struct saa6588 *s = (struct saa6588 *)data;
-
-	schedule_work(&s->work);
-}
-
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
 static void saa6588_work(void *data)
 #else
@@ -339,11 +331,11 @@ static void saa6588_work(struct work_struct *work)
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
 	struct saa6588 *s = (struct saa6588 *)data;
 #else
-	struct saa6588 *s = container_of(work, struct saa6588, work);
+	struct saa6588 *s = container_of(work, struct saa6588, work.work);
 #endif
 
 	saa6588_i2c_poll(s);
-	mod_timer(&s->timer, jiffies + msecs_to_jiffies(20));
+	schedule_delayed_work(&s->work, msecs_to_jiffies(20));
 }
 
 static int saa6588_configure(struct saa6588 *s)
@@ -500,14 +492,11 @@ static int saa6588_probe(struct i2c_client *client,
 
 	/* start polling via eventd */
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 20)
-	INIT_WORK(&s->work, saa6588_work, s);
+	INIT_DELAYED_WORK(&s->work, saa6588_work, s);
 #else
-	INIT_WORK(&s->work, saa6588_work);
+	INIT_DELAYED_WORK(&s->work, saa6588_work);
 #endif
-	init_timer(&s->timer);
-	s->timer.function = saa6588_timer;
-	s->timer.data = (unsigned long)s;
-	schedule_work(&s->work);
+	schedule_delayed_work(&s->work, 0);
 	return 0;
 }
 
@@ -518,8 +507,7 @@ static int saa6588_remove(struct i2c_client *client)
 
 	v4l2_device_unregister_subdev(sd);
 
-	del_timer_sync(&s->timer);
-	flush_scheduled_work();
+	cancel_delayed_work_sync(&s->work);
 
 	kfree(s->buffer);
 	kfree(s);
diff --git a/linux/drivers/media/video/saa7110.c b/linux/drivers/media/video/saa7110.c
index ad21fdec1..bb58477e5 100644
--- a/linux/drivers/media/video/saa7110.c
+++ b/linux/drivers/media/video/saa7110.c
@@ -257,7 +257,7 @@ static int saa7110_g_input_status(struct v4l2_subdev *sd, u32 *pstatus)
 	int status = saa7110_read(sd);
 
 	v4l2_dbg(1, debug, sd, "status=0x%02x norm=%llx\n",
-		       status, decoder->norm);
+		       status, (unsigned long long)decoder->norm);
 	if (!(status & 0x40))
 		res = 0;
 	if (!(status & 0x03))
diff --git a/linux/drivers/media/video/saa7134/Kconfig b/linux/drivers/media/video/saa7134/Kconfig
index a3470ebad..e62b29967 100644
--- a/linux/drivers/media/video/saa7134/Kconfig
+++ b/linux/drivers/media/video/saa7134/Kconfig
@@ -35,10 +35,16 @@ config VIDEO_SAA7134_DVB
 	select DVB_TDA10086 if !DVB_FE_CUSTOMISE
 	select DVB_TDA826X if !DVB_FE_CUSTOMISE
 	select DVB_ISL6421 if !DVB_FE_CUSTOMISE
+	select DVB_ISL6405 if !DVB_FE_CUSTOMISE
 	select MEDIA_TUNER_TDA827X if !MEDIA_TUNER_CUSTOMIZE
 	select MEDIA_TUNER_SIMPLE if !MEDIA_TUNER_CUSTOMIZE
 	select DVB_ZL10036 if !DVB_FE_CUSTOMISE
 	select DVB_MT312 if !DVB_FE_CUSTOMISE
+	select DVB_LNBP21 if !DVB_FE_CUSTOMISE
+	select DVB_ZL10353 if !DVB_FE_CUSTOMISE
+	select DVB_LGDT3305 if !DVB_FE_CUSTOMISE
+	select MEDIA_TUNER_TDA18271 if !MEDIA_TUNER_CUSTOMIZE
+	select MEDIA_TUNER_TDA8290 if !MEDIA_TUNER_CUSTOMIZE
 	---help---
 	  This adds support for DVB cards based on the
 	  Philips saa7134 chip.
diff --git a/linux/drivers/media/video/saa7134/saa7134-cards.c b/linux/drivers/media/video/saa7134/saa7134-cards.c
index 4697a6e48..e8efc883c 100644
--- a/linux/drivers/media/video/saa7134/saa7134-cards.c
+++ b/linux/drivers/media/video/saa7134/saa7134-cards.c
@@ -31,6 +31,7 @@
 #include <media/v4l2-common.h>
 #include <media/tveeprom.h>
 #include "tea5767.h"
+#include "tda18271.h"
 
 /* commly used strings */
 static char name_mute[]    = "mute";
@@ -3330,6 +3331,68 @@ struct saa7134_board saa7134_boards[] = {
 			.gpio = 0x0200100,
 		},
 	},
+	[SAA7134_BOARD_HAUPPAUGE_HVR1120] = {
+		.name           = "Hauppauge WinTV-HVR1120 ATSC/QAM-Hybrid",
+		.audio_clock    = 0x00187de7,
+		.tuner_type     = TUNER_PHILIPS_TDA8290,
+		.radio_type     = UNSET,
+		.tuner_addr     = ADDR_UNSET,
+		.radio_addr     = ADDR_UNSET,
+		.tuner_config   = 3,
+		.mpeg           = SAA7134_MPEG_DVB,
+		.ts_type	= SAA7134_MPEG_TS_SERIAL,
+		.gpiomask       = 0x0800100, /* GPIO 21 is an INPUT */
+		.inputs         = {{
+			.name = name_tv,
+			.vmux = 1,
+			.amux = TV,
+			.tv   = 1,
+			.gpio = 0x0000100,
+		}, {
+			.name = name_comp1,
+			.vmux = 3,
+			.amux = LINE1,
+		}, {
+			.name = name_svideo,
+			.vmux = 8,
+			.amux = LINE1,
+		} },
+		.radio = {
+			.name = name_radio,
+			.amux = TV,
+			.gpio = 0x0800100, /* GPIO 23 HI for FM */
+		},
+	},
+	[SAA7134_BOARD_HAUPPAUGE_HVR1110R3] = {
+		.name           = "Hauppauge WinTV-HVR1110r3",
+		.audio_clock    = 0x00187de7,
+		.tuner_type     = TUNER_PHILIPS_TDA8290,
+		.radio_type     = UNSET,
+		.tuner_addr     = ADDR_UNSET,
+		.radio_addr     = ADDR_UNSET,
+		.tuner_config   = 3,
+		.gpiomask       = 0x0800100, /* GPIO 21 is an INPUT */
+		.inputs         = {{
+			.name = name_tv,
+			.vmux = 1,
+			.amux = TV,
+			.tv   = 1,
+			.gpio = 0x0000100,
+		}, {
+			.name = name_comp1,
+			.vmux = 3,
+			.amux = LINE1,
+		}, {
+			.name = name_svideo,
+			.vmux = 8,
+			.amux = LINE1,
+		} },
+		.radio = {
+			.name = name_radio,
+			.amux = TV,
+			.gpio = 0x0800100, /* GPIO 23 HI for FM */
+		},
+	},
 	[SAA7134_BOARD_CINERGY_HT_PCMCIA] = {
 		.name           = "Terratec Cinergy HT PCMCIA",
 		.audio_clock    = 0x00187de7,
@@ -5442,6 +5505,36 @@ struct pci_device_id saa7134_pci_tbl[] = {
 	},{
 		.vendor       = PCI_VENDOR_ID_PHILIPS,
 		.device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
+		.subvendor    = 0x0070,
+		.subdevice    = 0x6706,
+		.driver_data  = SAA7134_BOARD_HAUPPAUGE_HVR1120,
+	},{
+		.vendor       = PCI_VENDOR_ID_PHILIPS,
+		.device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
+		.subvendor    = 0x0070,
+		.subdevice    = 0x6707,
+		.driver_data  = SAA7134_BOARD_HAUPPAUGE_HVR1110R3,
+	},{
+		.vendor       = PCI_VENDOR_ID_PHILIPS,
+		.device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
+		.subvendor    = 0x0070,
+		.subdevice    = 0x6708,
+		.driver_data  = SAA7134_BOARD_HAUPPAUGE_HVR1120,
+	},{
+		.vendor       = PCI_VENDOR_ID_PHILIPS,
+		.device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
+		.subvendor    = 0x0070,
+		.subdevice    = 0x6709,
+		.driver_data  = SAA7134_BOARD_HAUPPAUGE_HVR1110R3,
+	},{
+		.vendor       = PCI_VENDOR_ID_PHILIPS,
+		.device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
+		.subvendor    = 0x0070,
+		.subdevice    = 0x670a,
+		.driver_data  = SAA7134_BOARD_HAUPPAUGE_HVR1110R3,
+	},{
+		.vendor       = PCI_VENDOR_ID_PHILIPS,
+		.device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
 		.subvendor    = 0x153b,
 		.subdevice    = 0x1172,
 		.driver_data  = SAA7134_BOARD_CINERGY_HT_PCMCIA,
@@ -5914,8 +6007,8 @@ static int saa7134_xc5000_callback(struct saa7134_dev *dev,
 }
 #endif
 
-static int saa7134_tda8290_callback(struct saa7134_dev *dev,
-				    int command, int arg)
+static int saa7134_tda8290_827x_callback(struct saa7134_dev *dev,
+					 int command, int arg)
 {
 	u8 sync_control;
 
@@ -5941,6 +6034,65 @@ static int saa7134_tda8290_callback(struct saa7134_dev *dev,
 	return 0;
 }
 
+static inline int saa7134_tda18271_hvr11x0_toggle_agc(struct saa7134_dev *dev,
+						      enum tda18271_mode mode)
+{
+	/* toggle AGC switch through GPIO 26 */
+	switch (mode) {
+	case TDA18271_ANALOG:
+		saa7134_set_gpio(dev, 26, 0);
+		break;
+	case TDA18271_DIGITAL:
+		saa7134_set_gpio(dev, 26, 1);
+		break;
+	default:
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int saa7134_tda8290_18271_callback(struct saa7134_dev *dev,
+					  int command, int arg)
+{
+	int ret = 0;
+
+	switch (command) {
+	case TDA18271_CALLBACK_CMD_AGC_ENABLE: /* 0 */
+		switch (dev->board) {
+		case SAA7134_BOARD_HAUPPAUGE_HVR1120:
+		case SAA7134_BOARD_HAUPPAUGE_HVR1110R3:
+			ret = saa7134_tda18271_hvr11x0_toggle_agc(dev, arg);
+			break;
+		default:
+			break;
+		}
+		break;
+	default:
+		ret = -EINVAL;
+		break;
+	}
+	return ret;
+}
+
+static int saa7134_tda8290_callback(struct saa7134_dev *dev,
+				    int command, int arg)
+{
+	int ret;
+
+	switch (dev->board) {
+	case SAA7134_BOARD_HAUPPAUGE_HVR1120:
+	case SAA7134_BOARD_HAUPPAUGE_HVR1110R3:
+		/* tda8290 + tda18271 */
+		ret = saa7134_tda8290_18271_callback(dev, command, arg);
+		break;
+	default:
+		/* tda8290 + tda827x */
+		ret = saa7134_tda8290_827x_callback(dev, command, arg);
+		break;
+	}
+	return ret;
+}
+
 int saa7134_tuner_callback(void *priv, int component, int command, int arg)
 {
 	struct saa7134_dev *dev = priv;
@@ -5975,11 +6127,16 @@ static void hauppauge_eeprom(struct saa7134_dev *dev, u8 *eeprom_data)
 	switch (tv.model) {
 	case 67019: /* WinTV-HVR1110 (Retail, IR Blaster, hybrid, FM, SVid/Comp, 3.5mm audio in) */
 	case 67109: /* WinTV-HVR1000 (Retail, IR Receive, analog, no FM, SVid/Comp, 3.5mm audio in) */
+	case 67201: /* WinTV-HVR1120 (Retail, IR Receive, hybrid, FM, SVid/Comp, 3.5mm audio in) */
+	case 67301: /* WinTV-HVR1000 (Retail, IR Receive, analog, no FM, SVid/Comp, 3.5mm audio in) */
+	case 67209: /* WinTV-HVR1110 (Retail, IR Receive, hybrid, FM, SVid/Comp, 3.5mm audio in) */
 	case 67559: /* WinTV-HVR1110 (OEM, no IR, hybrid, FM, SVid/Comp, RCA aud) */
 	case 67569: /* WinTV-HVR1110 (OEM, no IR, hybrid, FM) */
 	case 67579: /* WinTV-HVR1110 (OEM, no IR, hybrid, no FM) */
 	case 67589: /* WinTV-HVR1110 (OEM, no IR, hybrid, no FM, SVid/Comp, RCA aud) */
 	case 67599: /* WinTV-HVR1110 (OEM, no IR, hybrid, no FM, SVid/Comp, RCA aud) */
+	case 67651: /* WinTV-HVR1120 (OEM, no IR, hybrid, FM, SVid/Comp, RCA aud) */
+	case 67659: /* WinTV-HVR1110 (OEM, no IR, hybrid, FM, SVid/Comp, RCA aud) */
 		break;
 	default:
 		printk(KERN_WARNING "%s: warning: "
@@ -6160,6 +6317,16 @@ int saa7134_board_init1(struct saa7134_dev *dev)
 
 		saa_writeb (SAA7134_PRODUCTION_TEST_MODE, 0x00);
 		break;
+	case SAA7134_BOARD_HAUPPAUGE_HVR1120:
+	case SAA7134_BOARD_HAUPPAUGE_HVR1110R3:
+		/* GPIO 26 high for digital, low for analog */
+		saa7134_set_gpio(dev, 26, 0);
+		msleep(1);
+
+		saa7134_set_gpio(dev, 22, 0);
+		msleep(10);
+		saa7134_set_gpio(dev, 22, 1);
+		break;
 	/* i2c remotes */
 	case SAA7134_BOARD_PINNACLE_PCTV_110i:
 	case SAA7134_BOARD_PINNACLE_PCTV_310i:
@@ -6412,6 +6579,10 @@ int saa7134_board_init2(struct saa7134_dev *dev)
 		       dev->name, saa7134_boards[dev->board].name);
 	       }
 	       break;
+	case SAA7134_BOARD_HAUPPAUGE_HVR1120:
+	case SAA7134_BOARD_HAUPPAUGE_HVR1110R3:
+		hauppauge_eeprom(dev, dev->eedata+0x80);
+		break;
 	case SAA7134_BOARD_HAUPPAUGE_HVR1110:
 		hauppauge_eeprom(dev, dev->eedata+0x80);
 		/* break intentionally omitted */
diff --git a/linux/drivers/media/video/saa7134/saa7134-dvb.c b/linux/drivers/media/video/saa7134/saa7134-dvb.c
index 7745cad95..2e1344ecf 100644
--- a/linux/drivers/media/video/saa7134/saa7134-dvb.c
+++ b/linux/drivers/media/video/saa7134/saa7134-dvb.c
@@ -48,6 +48,9 @@
 #include "isl6405.h"
 #include "lnbp21.h"
 #include "tuner-simple.h"
+#include "tda18271.h"
+#include "lgdt3305.h"
+#include "tda8290.h"
 
 #include "zl10353.h"
 
@@ -863,6 +866,7 @@ static struct zl10353_config behold_h6_config = {
 	.demod_address = 0x1e>>1,
 	.no_tuner      = 1,
 	.parallel_ts   = 1,
+	.disable_i2c_gate_ctrl = 1,
 };
 
 /* ==================================================================
@@ -963,6 +967,34 @@ static struct zl10036_config avertv_a700_tuner = {
 	.tuner_address = 0x60,
 };
 
+static struct lgdt3305_config hcw_lgdt3305_config = {
+	.i2c_addr           = 0x0e,
+	.mpeg_mode          = LGDT3305_MPEG_SERIAL,
+	.tpclk_edge         = LGDT3305_TPCLK_RISING_EDGE,
+	.tpvalid_polarity   = LGDT3305_TP_VALID_HIGH,
+	.deny_i2c_rptr      = 1,
+	.spectral_inversion = 1,
+	.qam_if_khz         = 4000,
+	.vsb_if_khz         = 3250,
+};
+
+static struct tda18271_std_map hauppauge_tda18271_std_map = {
+	.atsc_6   = { .if_freq = 3250, .agc_mode = 3, .std = 4,
+		      .if_lvl = 1, .rfagc_top = 0x58, },
+	.qam_6    = { .if_freq = 4000, .agc_mode = 3, .std = 5,
+		      .if_lvl = 1, .rfagc_top = 0x58, },
+};
+
+static struct tda18271_config hcw_tda18271_config = {
+	.std_map = &hauppauge_tda18271_std_map,
+	.gate    = TDA18271_GATE_ANALOG,
+	.config  = 3,
+};
+
+static struct tda829x_config tda829x_no_probe = {
+	.probe_tuner = TDA829X_DONT_PROBE,
+};
+
 /* ==================================================================
  * Core code
  */
@@ -1089,6 +1121,19 @@ static int dvb_init(struct saa7134_dev *dev)
 					 &tda827x_cfg_1) < 0)
 			goto dettach_frontend;
 		break;
+	case SAA7134_BOARD_HAUPPAUGE_HVR1120:
+		fe0->dvb.frontend = dvb_attach(lgdt3305_attach,
+					       &hcw_lgdt3305_config,
+					       &dev->i2c_adap);
+		if (fe0->dvb.frontend) {
+			dvb_attach(tda829x_attach, fe0->dvb.frontend,
+				   &dev->i2c_adap, 0x4b,
+				   &tda829x_no_probe);
+			dvb_attach(tda18271_attach, fe0->dvb.frontend,
+				   0x60, &dev->i2c_adap,
+				   &hcw_tda18271_config);
+		}
+		break;
 	case SAA7134_BOARD_ASUSTeK_P7131_DUAL:
 		if (configure_tda827x_fe(dev, &asus_p7131_dual_config,
 					 &tda827x_cfg_0) < 0)
diff --git a/linux/drivers/media/video/saa7134/saa7134-ts.c b/linux/drivers/media/video/saa7134/saa7134-ts.c
index ef55a59f0..cc8b923af 100644
--- a/linux/drivers/media/video/saa7134/saa7134-ts.c
+++ b/linux/drivers/media/video/saa7134/saa7134-ts.c
@@ -79,8 +79,19 @@ static int buffer_activate(struct saa7134_dev *dev,
 		saa_writeb(SAA7134_TS_SERIAL1, 0x00);
 
 		/* Start TS stream */
-		saa_writeb(SAA7134_TS_SERIAL0, 0x40);
-		saa_writeb(SAA7134_TS_PARALLEL, 0xEC);
+		switch (saa7134_boards[dev->board].ts_type) {
+		case SAA7134_MPEG_TS_PARALLEL:
+			saa_writeb(SAA7134_TS_SERIAL0, 0x40);
+			saa_writeb(SAA7134_TS_PARALLEL, 0xec);
+			break;
+		case SAA7134_MPEG_TS_SERIAL:
+			saa_writeb(SAA7134_TS_SERIAL0, 0xd8);
+			saa_writeb(SAA7134_TS_PARALLEL, 0x6c);
+			saa_writeb(SAA7134_TS_PARALLEL_SERIAL, 0xbc);
+			saa_writeb(SAA7134_TS_SERIAL1, 0x02);
+			break;
+		}
+
 		dev->ts_state = SAA7134_TS_STARTED;
 	}
 
diff --git a/linux/drivers/media/video/saa7134/saa7134-video.c b/linux/drivers/media/video/saa7134/saa7134-video.c
index be7f98bc0..d188aae14 100644
--- a/linux/drivers/media/video/saa7134/saa7134-video.c
+++ b/linux/drivers/media/video/saa7134/saa7134-video.c
@@ -31,11 +31,6 @@
 #include "saa7134.h"
 #include <media/v4l2-common.h>
 
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
-/* Include V4L1 specific functions. Should be removed soon */
-#include <linux/videodev.h>
-#endif
-
 /* ------------------------------------------------------------------ */
 
 unsigned int video_debug;
diff --git a/linux/drivers/media/video/saa7134/saa7134.h b/linux/drivers/media/video/saa7134/saa7134.h
index c9d4d4354..d2b29ed9e 100644
--- a/linux/drivers/media/video/saa7134/saa7134.h
+++ b/linux/drivers/media/video/saa7134/saa7134.h
@@ -279,6 +279,8 @@ struct saa7134_format {
 #define SAA7134_BOARD_ASUSTeK_TIGER         152
 #define SAA7134_BOARD_KWORLD_PLUS_TV_ANALOG 153
 #define SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS 154
+#define SAA7134_BOARD_HAUPPAUGE_HVR1120     155
+#define SAA7134_BOARD_HAUPPAUGE_HVR1110R3   156
 
 #define SAA7134_MAXBOARDS 32
 #define SAA7134_INPUT_MAX 8
@@ -311,6 +313,11 @@ enum saa7134_mpeg_type {
 	SAA7134_MPEG_DVB,
 };
 
+enum saa7134_mpeg_ts_type {
+	SAA7134_MPEG_TS_PARALLEL = 0,
+	SAA7134_MPEG_TS_SERIAL,
+};
+
 struct saa7134_board {
 	char                    *name;
 	unsigned int            audio_clock;
@@ -333,6 +340,7 @@ struct saa7134_board {
 	/* peripheral I/O */
 	enum saa7134_video_out  video_out;
 	enum saa7134_mpeg_type  mpeg;
+	enum saa7134_mpeg_ts_type ts_type;
 	unsigned int            vid_port_opts;
 };
 
diff --git a/linux/drivers/media/video/saa7146.h b/linux/drivers/media/video/saa7146.h
index 2830b5e33..9fadb331a 100644
--- a/linux/drivers/media/video/saa7146.h
+++ b/linux/drivers/media/video/saa7146.h
@@ -25,8 +25,6 @@
 #include <linux/types.h>
 #include <linux/wait.h>
 
-#include <linux/videodev.h>
-
 #ifndef O_NONCAP
 #define O_NONCAP	O_TRUNC
 #endif
diff --git a/linux/drivers/media/video/saa7191.c b/linux/drivers/media/video/saa7191.c
index c4f169c95..9df505e0f 100644
--- a/linux/drivers/media/video/saa7191.c
+++ b/linux/drivers/media/video/saa7191.c
@@ -19,9 +19,11 @@
 #include <linux/mm.h>
 #include <linux/slab.h>
 
-#include <linux/videodev.h>
-#include <linux/video_decoder.h>
+#include <linux/videodev2.h>
 #include <linux/i2c.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-chip-ident.h>
+#include <media/v4l2-i2c-drv.h>
 #include "compat.h"
 
 #include "saa7191.h"
@@ -33,6 +35,12 @@ MODULE_VERSION(SAA7191_MODULE_VERSION);
 MODULE_AUTHOR("Mikael Nousiainen <tmnousia@cc.hut.fi>");
 MODULE_LICENSE("GPL");
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22)
+static unsigned short normal_i2c[] = { 0x8a >> 1, 0x8e >> 1, I2C_CLIENT_END };
+
+I2C_CLIENT_INSMOD;
+#endif
+
 // #define SAA7191_DEBUG
 
 #ifdef SAA7191_DEBUG
@@ -45,17 +53,20 @@ MODULE_LICENSE("GPL");
 #define SAA7191_SYNC_DELAY	100	/* milliseconds */
 
 struct saa7191 {
-	struct i2c_client *client;
+	struct v4l2_subdev sd;
 
 	/* the register values are stored here as the actual
 	 * I2C-registers are write-only */
 	u8 reg[25];
 
 	int input;
-	int norm;
+	v4l2_std_id norm;
 };
 
-static struct i2c_driver i2c_driver_saa7191;
+static inline struct saa7191 *to_saa7191(struct v4l2_subdev *sd)
+{
+	return container_of(sd, struct saa7191, sd);
+}
 
 static const u8 initseq[] = {
 	0,	/* Subaddress */
@@ -101,15 +112,14 @@ static const u8 initseq[] = {
 
 /* SAA7191 register handling */
 
-static u8 saa7191_read_reg(struct i2c_client *client,
-			   u8 reg)
+static u8 saa7191_read_reg(struct v4l2_subdev *sd, u8 reg)
 {
-	return ((struct saa7191 *)i2c_get_clientdata(client))->reg[reg];
+	return to_saa7191(sd)->reg[reg];
 }
 
-static int saa7191_read_status(struct i2c_client *client,
-			       u8 *value)
+static int saa7191_read_status(struct v4l2_subdev *sd, u8 *value)
 {
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	int ret;
 
 	ret = i2c_master_recv(client, value, 1);
@@ -122,21 +132,23 @@ static int saa7191_read_status(struct i2c_client *client,
 }
 
 
-static int saa7191_write_reg(struct i2c_client *client, u8 reg,
-			     u8 value)
+static int saa7191_write_reg(struct v4l2_subdev *sd, u8 reg, u8 value)
 {
-	((struct saa7191 *)i2c_get_clientdata(client))->reg[reg] = value;
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+	to_saa7191(sd)->reg[reg] = value;
 	return i2c_smbus_write_byte_data(client, reg, value);
 }
 
 /* the first byte of data must be the first subaddress number (register) */
-static int saa7191_write_block(struct i2c_client *client,
+static int saa7191_write_block(struct v4l2_subdev *sd,
 			       u8 length, const u8 *data)
 {
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+	struct saa7191 *decoder = to_saa7191(sd);
 	int i;
 	int ret;
 
-	struct saa7191 *decoder = (struct saa7191 *)i2c_get_clientdata(client);
 	for (i = 0; i < (length - 1); i++) {
 		decoder->reg[data[0] + i] = data[i + 1];
 	}
@@ -153,14 +165,15 @@ static int saa7191_write_block(struct i2c_client *client,
 
 /* Helper functions */
 
-static int saa7191_set_input(struct i2c_client *client, int input)
+static int saa7191_s_routing(struct v4l2_subdev *sd,
+				const struct v4l2_routing *route)
 {
-	struct saa7191 *decoder = i2c_get_clientdata(client);
-	u8 luma = saa7191_read_reg(client, SAA7191_REG_LUMA);
-	u8 iock = saa7191_read_reg(client, SAA7191_REG_IOCK);
+	struct saa7191 *decoder = to_saa7191(sd);
+	u8 luma = saa7191_read_reg(sd, SAA7191_REG_LUMA);
+	u8 iock = saa7191_read_reg(sd, SAA7191_REG_IOCK);
 	int err;
 
-	switch (input) {
+	switch (route->input) {
 	case SAA7191_INPUT_COMPOSITE: /* Set Composite input */
 		iock &= ~(SAA7191_IOCK_CHRS | SAA7191_IOCK_GPSW1
 			  | SAA7191_IOCK_GPSW2);
@@ -176,54 +189,50 @@ static int saa7191_set_input(struct i2c_client *client, int input)
 		return -EINVAL;
 	}
 
-	err = saa7191_write_reg(client, SAA7191_REG_LUMA, luma);
+	err = saa7191_write_reg(sd, SAA7191_REG_LUMA, luma);
 	if (err)
 		return -EIO;
-	err = saa7191_write_reg(client, SAA7191_REG_IOCK, iock);
+	err = saa7191_write_reg(sd, SAA7191_REG_IOCK, iock);
 	if (err)
 		return -EIO;
 
-	decoder->input = input;
+	decoder->input = route->input;
 
 	return 0;
 }
 
-static int saa7191_set_norm(struct i2c_client *client, int norm)
+static int saa7191_s_std(struct v4l2_subdev *sd, v4l2_std_id norm)
 {
-	struct saa7191 *decoder = i2c_get_clientdata(client);
-	u8 stdc = saa7191_read_reg(client, SAA7191_REG_STDC);
-	u8 ctl3 = saa7191_read_reg(client, SAA7191_REG_CTL3);
-	u8 chcv = saa7191_read_reg(client, SAA7191_REG_CHCV);
+	struct saa7191 *decoder = to_saa7191(sd);
+	u8 stdc = saa7191_read_reg(sd, SAA7191_REG_STDC);
+	u8 ctl3 = saa7191_read_reg(sd, SAA7191_REG_CTL3);
+	u8 chcv = saa7191_read_reg(sd, SAA7191_REG_CHCV);
 	int err;
 
-	switch(norm) {
-	case SAA7191_NORM_PAL:
+	if (norm & V4L2_STD_PAL) {
 		stdc &= ~SAA7191_STDC_SECS;
 		ctl3 &= ~(SAA7191_CTL3_AUFD | SAA7191_CTL3_FSEL);
 		chcv = SAA7191_CHCV_PAL;
-		break;
-	case SAA7191_NORM_NTSC:
+	} else if (norm & V4L2_STD_NTSC) {
 		stdc &= ~SAA7191_STDC_SECS;
 		ctl3 &= ~SAA7191_CTL3_AUFD;
 		ctl3 |= SAA7191_CTL3_FSEL;
 		chcv = SAA7191_CHCV_NTSC;
-		break;
-	case SAA7191_NORM_SECAM:
+	} else if (norm & V4L2_STD_SECAM) {
 		stdc |= SAA7191_STDC_SECS;
 		ctl3 &= ~(SAA7191_CTL3_AUFD | SAA7191_CTL3_FSEL);
 		chcv = SAA7191_CHCV_PAL;
-		break;
-	default:
+	} else {
 		return -EINVAL;
 	}
 
-	err = saa7191_write_reg(client, SAA7191_REG_CTL3, ctl3);
+	err = saa7191_write_reg(sd, SAA7191_REG_CTL3, ctl3);
 	if (err)
 		return -EIO;
-	err = saa7191_write_reg(client, SAA7191_REG_STDC, stdc);
+	err = saa7191_write_reg(sd, SAA7191_REG_STDC, stdc);
 	if (err)
 		return -EIO;
-	err = saa7191_write_reg(client, SAA7191_REG_CHCV, chcv);
+	err = saa7191_write_reg(sd, SAA7191_REG_CHCV, chcv);
 	if (err)
 		return -EIO;
 
@@ -231,19 +240,19 @@ static int saa7191_set_norm(struct i2c_client *client, int norm)
 
 	dprintk("ctl3: %02x stdc: %02x chcv: %02x\n", ctl3,
 		stdc, chcv);
-	dprintk("norm: %d\n", norm);
+	dprintk("norm: %llx\n", norm);
 
 	return 0;
 }
 
-static int saa7191_wait_for_signal(struct i2c_client *client, u8 *status)
+static int saa7191_wait_for_signal(struct v4l2_subdev *sd, u8 *status)
 {
 	int i = 0;
 
 	dprintk("Checking for signal...\n");
 
 	for (i = 0; i < SAA7191_SYNC_COUNT; i++) {
-		if (saa7191_read_status(client, status))
+		if (saa7191_read_status(sd, status))
 			return -EIO;
 
 		if (((*status) & SAA7191_STATUS_HLCK) == 0) {
@@ -259,31 +268,34 @@ static int saa7191_wait_for_signal(struct i2c_client *client, u8 *status)
 	return -EBUSY;
 }
 
-static int saa7191_autodetect_norm_extended(struct i2c_client *client)
+static int saa7191_querystd(struct v4l2_subdev *sd, v4l2_std_id *norm)
 {
-	u8 stdc = saa7191_read_reg(client, SAA7191_REG_STDC);
-	u8 ctl3 = saa7191_read_reg(client, SAA7191_REG_CTL3);
+	struct saa7191 *decoder = to_saa7191(sd);
+	u8 stdc = saa7191_read_reg(sd, SAA7191_REG_STDC);
+	u8 ctl3 = saa7191_read_reg(sd, SAA7191_REG_CTL3);
 	u8 status;
+	v4l2_std_id old_norm = decoder->norm;
 	int err = 0;
 
 	dprintk("SAA7191 extended signal auto-detection...\n");
 
+	*norm = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM;
 	stdc &= ~SAA7191_STDC_SECS;
 	ctl3 &= ~(SAA7191_CTL3_FSEL);
 
-	err = saa7191_write_reg(client, SAA7191_REG_STDC, stdc);
+	err = saa7191_write_reg(sd, SAA7191_REG_STDC, stdc);
 	if (err) {
 		err = -EIO;
 		goto out;
 	}
-	err = saa7191_write_reg(client, SAA7191_REG_CTL3, ctl3);
+	err = saa7191_write_reg(sd, SAA7191_REG_CTL3, ctl3);
 	if (err) {
 		err = -EIO;
 		goto out;
 	}
 
 	ctl3 |= SAA7191_CTL3_AUFD;
-	err = saa7191_write_reg(client, SAA7191_REG_CTL3, ctl3);
+	err = saa7191_write_reg(sd, SAA7191_REG_CTL3, ctl3);
 	if (err) {
 		err = -EIO;
 		goto out;
@@ -291,53 +303,54 @@ static int saa7191_autodetect_norm_extended(struct i2c_client *client)
 
 	msleep(SAA7191_SYNC_DELAY);
 
-	err = saa7191_wait_for_signal(client, &status);
+	err = saa7191_wait_for_signal(sd, &status);
 	if (err)
 		goto out;
 
 	if (status & SAA7191_STATUS_FIDT) {
 		/* 60Hz signal -> NTSC */
 		dprintk("60Hz signal: NTSC\n");
-		return saa7191_set_norm(client, SAA7191_NORM_NTSC);
+		*norm = V4L2_STD_NTSC;
+		return 0;
 	}
 
 	/* 50Hz signal */
 	dprintk("50Hz signal: Trying PAL...\n");
 
 	/* try PAL first */
-	err = saa7191_set_norm(client, SAA7191_NORM_PAL);
+	err = saa7191_s_std(sd, V4L2_STD_PAL);
 	if (err)
 		goto out;
 
 	msleep(SAA7191_SYNC_DELAY);
 
-	err = saa7191_wait_for_signal(client, &status);
+	err = saa7191_wait_for_signal(sd, &status);
 	if (err)
 		goto out;
 
 	/* not 50Hz ? */
 	if (status & SAA7191_STATUS_FIDT) {
 		dprintk("No 50Hz signal\n");
-		err = -EAGAIN;
-		goto out;
+		saa7191_s_std(sd, old_norm);
+		return -EAGAIN;
 	}
 
 	if (status & SAA7191_STATUS_CODE) {
 		dprintk("PAL\n");
-		return 0;
+		*norm = V4L2_STD_PAL;
+		return saa7191_s_std(sd, old_norm);
 	}
 
 	dprintk("No color detected with PAL - Trying SECAM...\n");
 
 	/* no color detected ? -> try SECAM */
-	err = saa7191_set_norm(client,
-			       SAA7191_NORM_SECAM);
+	err = saa7191_s_std(sd, V4L2_STD_SECAM);
 	if (err)
 		goto out;
 
 	msleep(SAA7191_SYNC_DELAY);
 
-	err = saa7191_wait_for_signal(client, &status);
+	err = saa7191_wait_for_signal(sd, &status);
 	if (err)
 		goto out;
 
@@ -351,32 +364,17 @@ static int saa7191_autodetect_norm_extended(struct i2c_client *client)
 	if (status & SAA7191_STATUS_CODE) {
 		/* Color detected -> SECAM */
 		dprintk("SECAM\n");
-		return 0;
+		*norm = V4L2_STD_SECAM;
+		return saa7191_s_std(sd, old_norm);
 	}
 
 	dprintk("No color detected with SECAM - Going back to PAL.\n");
 
-	/* still no color detected ?
-	 * -> set norm back to PAL */
-	err = saa7191_set_norm(client,
-			       SAA7191_NORM_PAL);
-	if (err)
-		goto out;
-
 out:
-	ctl3 = saa7191_read_reg(client, SAA7191_REG_CTL3);
-	if (ctl3 & SAA7191_CTL3_AUFD) {
-		ctl3 &= ~(SAA7191_CTL3_AUFD);
-		err = saa7191_write_reg(client, SAA7191_REG_CTL3, ctl3);
-		if (err) {
-			err = -EIO;
-		}
-	}
-
-	return err;
+	return saa7191_s_std(sd, old_norm);
 }
 
-static int saa7191_autodetect_norm(struct i2c_client *client)
+static int saa7191_autodetect_norm(struct v4l2_subdev *sd)
 {
 	u8 status;
 
@@ -384,7 +382,7 @@ static int saa7191_autodetect_norm(struct i2c_client *client)
 
 	dprintk("Reading status...\n");
 
-	if (saa7191_read_status(client, &status))
+	if (saa7191_read_status(sd, &status))
 		return -EIO;
 
 	dprintk("Checking for signal...\n");
@@ -400,26 +398,25 @@ static int saa7191_autodetect_norm(struct i2c_client *client)
 	if (status & SAA7191_STATUS_FIDT) {
 		/* 60hz signal -> NTSC */
 		dprintk("NTSC\n");
-		return saa7191_set_norm(client, SAA7191_NORM_NTSC);
+		return saa7191_s_std(sd, V4L2_STD_NTSC);
 	} else {
 		/* 50hz signal -> PAL */
 		dprintk("PAL\n");
-		return saa7191_set_norm(client, SAA7191_NORM_PAL);
+		return saa7191_s_std(sd, V4L2_STD_PAL);
 	}
 }
 
-static int saa7191_get_control(struct i2c_client *client,
-			       struct saa7191_control *ctrl)
+static int saa7191_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
 	u8 reg;
 	int ret = 0;
 
-	switch (ctrl->type) {
+	switch (ctrl->id) {
 	case SAA7191_CONTROL_BANDPASS:
 	case SAA7191_CONTROL_BANDPASS_WEIGHT:
 	case SAA7191_CONTROL_CORING:
-		reg = saa7191_read_reg(client, SAA7191_REG_LUMA);
-		switch (ctrl->type) {
+		reg = saa7191_read_reg(sd, SAA7191_REG_LUMA);
+		switch (ctrl->id) {
 		case SAA7191_CONTROL_BANDPASS:
 			ctrl->value = ((s32)reg & SAA7191_LUMA_BPSS_MASK)
 				>> SAA7191_LUMA_BPSS_SHIFT;
@@ -436,15 +433,15 @@ static int saa7191_get_control(struct i2c_client *client,
 		break;
 	case SAA7191_CONTROL_FORCE_COLOUR:
 	case SAA7191_CONTROL_CHROMA_GAIN:
-		reg = saa7191_read_reg(client, SAA7191_REG_GAIN);
-		if (ctrl->type == SAA7191_CONTROL_FORCE_COLOUR)
+		reg = saa7191_read_reg(sd, SAA7191_REG_GAIN);
+		if (ctrl->id == SAA7191_CONTROL_FORCE_COLOUR)
 			ctrl->value = ((s32)reg & SAA7191_GAIN_COLO) ? 1 : 0;
 		else
 			ctrl->value = ((s32)reg & SAA7191_GAIN_LFIS_MASK)
 				>> SAA7191_GAIN_LFIS_SHIFT;
 		break;
-	case SAA7191_CONTROL_HUE:
-		reg = saa7191_read_reg(client, SAA7191_REG_HUEC);
+	case V4L2_CID_HUE:
+		reg = saa7191_read_reg(sd, SAA7191_REG_HUEC);
 		if (reg < 0x80)
 			reg += 0x80;
 		else
@@ -452,18 +449,18 @@ static int saa7191_get_control(struct i2c_client *client,
 		ctrl->value = (s32)reg;
 		break;
 	case SAA7191_CONTROL_VTRC:
-		reg = saa7191_read_reg(client, SAA7191_REG_STDC);
+		reg = saa7191_read_reg(sd, SAA7191_REG_STDC);
 		ctrl->value = ((s32)reg & SAA7191_STDC_VTRC) ? 1 : 0;
 		break;
 	case SAA7191_CONTROL_LUMA_DELAY:
-		reg = saa7191_read_reg(client, SAA7191_REG_CTL3);
+		reg = saa7191_read_reg(sd, SAA7191_REG_CTL3);
 		ctrl->value = ((s32)reg & SAA7191_CTL3_YDEL_MASK)
 			>> SAA7191_CTL3_YDEL_SHIFT;
 		if (ctrl->value >= 4)
 			ctrl->value -= 8;
 		break;
 	case SAA7191_CONTROL_VNR:
-		reg = saa7191_read_reg(client, SAA7191_REG_CTL4);
+		reg = saa7191_read_reg(sd, SAA7191_REG_CTL4);
 		ctrl->value = ((s32)reg & SAA7191_CTL4_VNOI_MASK)
 			>> SAA7191_CTL4_VNOI_SHIFT;
 		break;
@@ -474,18 +471,17 @@ static int saa7191_get_control(struct i2c_client *client,
 	return ret;
 }
 
-static int saa7191_set_control(struct i2c_client *client,
-			       struct saa7191_control *ctrl)
+static int saa7191_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
 	u8 reg;
 	int ret = 0;
 
-	switch (ctrl->type) {
+	switch (ctrl->id) {
 	case SAA7191_CONTROL_BANDPASS:
 	case SAA7191_CONTROL_BANDPASS_WEIGHT:
 	case SAA7191_CONTROL_CORING:
-		reg = saa7191_read_reg(client, SAA7191_REG_LUMA);
-		switch (ctrl->type) {
+		reg = saa7191_read_reg(sd, SAA7191_REG_LUMA);
+		switch (ctrl->id) {
 		case SAA7191_CONTROL_BANDPASS:
 			reg &= ~SAA7191_LUMA_BPSS_MASK;
 			reg |= (ctrl->value << SAA7191_LUMA_BPSS_SHIFT)
@@ -502,12 +498,12 @@ static int saa7191_set_control(struct i2c_client *client,
 				& SAA7191_LUMA_CORI_MASK;
 			break;
 		}
-		ret = saa7191_write_reg(client, SAA7191_REG_LUMA, reg);
+		ret = saa7191_write_reg(sd, SAA7191_REG_LUMA, reg);
 		break;
 	case SAA7191_CONTROL_FORCE_COLOUR:
 	case SAA7191_CONTROL_CHROMA_GAIN:
-		reg = saa7191_read_reg(client, SAA7191_REG_GAIN);
-		if (ctrl->type == SAA7191_CONTROL_FORCE_COLOUR) {
+		reg = saa7191_read_reg(sd, SAA7191_REG_GAIN);
+		if (ctrl->id == SAA7191_CONTROL_FORCE_COLOUR) {
 			if (ctrl->value)
 				reg |= SAA7191_GAIN_COLO;
 			else
@@ -517,41 +513,41 @@ static int saa7191_set_control(struct i2c_client *client,
 			reg |= (ctrl->value << SAA7191_GAIN_LFIS_SHIFT)
 				& SAA7191_GAIN_LFIS_MASK;
 		}
-		ret = saa7191_write_reg(client, SAA7191_REG_GAIN, reg);
+		ret = saa7191_write_reg(sd, SAA7191_REG_GAIN, reg);
 		break;
-	case SAA7191_CONTROL_HUE:
+	case V4L2_CID_HUE:
 		reg = ctrl->value & 0xff;
 		if (reg < 0x80)
 			reg += 0x80;
 		else
 			reg -= 0x80;
-		ret = saa7191_write_reg(client, SAA7191_REG_HUEC, reg);
+		ret = saa7191_write_reg(sd, SAA7191_REG_HUEC, reg);
 		break;
 	case SAA7191_CONTROL_VTRC:
-		reg = saa7191_read_reg(client, SAA7191_REG_STDC);
+		reg = saa7191_read_reg(sd, SAA7191_REG_STDC);
 		if (ctrl->value)
 			reg |= SAA7191_STDC_VTRC;
 		else
 			reg &= ~SAA7191_STDC_VTRC;
-		ret = saa7191_write_reg(client, SAA7191_REG_STDC, reg);
+		ret = saa7191_write_reg(sd, SAA7191_REG_STDC, reg);
 		break;
 	case SAA7191_CONTROL_LUMA_DELAY: {
 		s32 value = ctrl->value;
 		if (value < 0)
 			value += 8;
-		reg = saa7191_read_reg(client, SAA7191_REG_CTL3);
+		reg = saa7191_read_reg(sd, SAA7191_REG_CTL3);
 		reg &= ~SAA7191_CTL3_YDEL_MASK;
 		reg |= (value << SAA7191_CTL3_YDEL_SHIFT)
 			& SAA7191_CTL3_YDEL_MASK;
-		ret = saa7191_write_reg(client, SAA7191_REG_CTL3, reg);
+		ret = saa7191_write_reg(sd, SAA7191_REG_CTL3, reg);
 		break;
 	}
 	case SAA7191_CONTROL_VNR:
-		reg = saa7191_read_reg(client, SAA7191_REG_CTL4);
+		reg = saa7191_read_reg(sd, SAA7191_REG_CTL4);
 		reg &= ~SAA7191_CTL4_VNOI_MASK;
 		reg |= (ctrl->value << SAA7191_CTL4_VNOI_SHIFT)
 			& SAA7191_CTL4_VNOI_MASK;
-		ret = saa7191_write_reg(client, SAA7191_REG_CTL4, reg);
+		ret = saa7191_write_reg(sd, SAA7191_REG_CTL4, reg);
 		break;
 	default:
 		ret = -EINVAL;
@@ -562,247 +558,111 @@ static int saa7191_set_control(struct i2c_client *client,
 
 /* I2C-interface */
 
-static int saa7191_attach(struct i2c_adapter *adap, int addr, int kind)
+static int saa7191_g_input_status(struct v4l2_subdev *sd, u32 *status)
 {
-	int err = 0;
-	struct saa7191 *decoder;
-	struct i2c_client *client;
-
-	printk(KERN_INFO "Philips SAA7191 driver version %s\n",
-	       SAA7191_MODULE_VERSION);
-
-	client = kzalloc(sizeof(*client), GFP_KERNEL);
-	if (!client)
-		return -ENOMEM;
-	decoder = kzalloc(sizeof(*decoder), GFP_KERNEL);
-	if (!decoder) {
-		err = -ENOMEM;
-		goto out_free_client;
-	}
-
-	client->addr = addr;
-	client->adapter = adap;
-	client->driver = &i2c_driver_saa7191;
-	client->flags = 0;
-	strcpy(client->name, "saa7191 client");
-	i2c_set_clientdata(client, decoder);
-
-	decoder->client = client;
-
-	err = i2c_attach_client(client);
-	if (err)
-		goto out_free_decoder;
-
-	err = saa7191_write_block(client, sizeof(initseq), initseq);
-	if (err) {
-		printk(KERN_ERR "SAA7191 initialization failed\n");
-		goto out_detach_client;
-	}
-
-	printk(KERN_INFO "SAA7191 initialized\n");
-
-	decoder->input = SAA7191_INPUT_COMPOSITE;
-	decoder->norm = SAA7191_NORM_PAL;
-
-	err = saa7191_autodetect_norm(client);
-	if (err && (err != -EBUSY)) {
-		printk(KERN_ERR "SAA7191: Signal auto-detection failed\n");
-	}
+	u8 status_reg;
+	int res = V4L2_IN_ST_NO_SIGNAL;
 
+	if (saa7191_read_status(sd, &status_reg))
+		return -EIO;
+	if ((status_reg & SAA7191_STATUS_HLCK) == 0)
+		res = 0;
+	if (!(status_reg & SAA7191_STATUS_CODE))
+		res |= V4L2_IN_ST_NO_COLOR;
+	*status = res;
 	return 0;
-
-out_detach_client:
-	i2c_detach_client(client);
-out_free_decoder:
-	kfree(decoder);
-out_free_client:
-	kfree(client);
-	return err;
 }
 
-static int saa7191_probe(struct i2c_adapter *adap)
-{
-	/* Always connected to VINO */
-	if (adap->id == I2C_HW_SGI_VINO)
-		return saa7191_attach(adap, SAA7191_ADDR, 0);
-	/* Feel free to add probe here :-) */
-	return -ENODEV;
-}
 
-static int saa7191_detach(struct i2c_client *client)
+static int saa7191_g_chip_ident(struct v4l2_subdev *sd,
+		struct v4l2_dbg_chip_ident *chip)
 {
-	struct saa7191 *decoder = i2c_get_clientdata(client);
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
 
-	i2c_detach_client(client);
-	kfree(decoder);
-	kfree(client);
-	return 0;
+	return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_SAA7191, 0);
 }
 
-static int saa7191_command(struct i2c_client *client, unsigned int cmd,
-			   void *arg)
-{
-	struct saa7191 *decoder = i2c_get_clientdata(client);
+/* ----------------------------------------------------------------------- */
 
-	switch (cmd) {
-	case DECODER_GET_CAPABILITIES: {
-		struct video_decoder_capability *cap = arg;
+static const struct v4l2_subdev_core_ops saa7191_core_ops = {
+	.g_chip_ident = saa7191_g_chip_ident,
+	.g_ctrl = saa7191_g_ctrl,
+	.s_ctrl = saa7191_s_ctrl,
+};
 
-		cap->flags  = VIDEO_DECODER_PAL | VIDEO_DECODER_NTSC |
-			      VIDEO_DECODER_SECAM | VIDEO_DECODER_AUTO;
-		cap->inputs = (client->adapter->id == I2C_HW_SGI_VINO) ? 2 : 1;
-		cap->outputs = 1;
-		break;
-	}
-	case DECODER_GET_STATUS: {
-		int *iarg = arg;
-		u8 status;
-		int res = 0;
+static const struct v4l2_subdev_tuner_ops saa7191_tuner_ops = {
+	.s_std = saa7191_s_std,
+};
 
-		if (saa7191_read_status(client, &status)) {
-			return -EIO;
-		}
-		if ((status & SAA7191_STATUS_HLCK) == 0)
-			res |= DECODER_STATUS_GOOD;
-		if (status & SAA7191_STATUS_CODE)
-			res |= DECODER_STATUS_COLOR;
-		switch (decoder->norm) {
-		case SAA7191_NORM_NTSC:
-			res |= DECODER_STATUS_NTSC;
-			break;
-		case SAA7191_NORM_PAL:
-			res |= DECODER_STATUS_PAL;
-			break;
-		case SAA7191_NORM_SECAM:
-			res |= DECODER_STATUS_SECAM;
-			break;
-		case SAA7191_NORM_AUTO:
-		default:
-			if (status & SAA7191_STATUS_FIDT)
-				res |= DECODER_STATUS_NTSC;
-			else
-				res |= DECODER_STATUS_PAL;
-			break;
-		}
-		*iarg = res;
-		break;
-	}
-	case DECODER_SET_NORM: {
-		int *iarg = arg;
-
-		switch (*iarg) {
-		case VIDEO_MODE_AUTO:
-			return saa7191_autodetect_norm(client);
-		case VIDEO_MODE_PAL:
-			return saa7191_set_norm(client, SAA7191_NORM_PAL);
-		case VIDEO_MODE_NTSC:
-			return saa7191_set_norm(client, SAA7191_NORM_NTSC);
-		case VIDEO_MODE_SECAM:
-			return saa7191_set_norm(client, SAA7191_NORM_SECAM);
-		default:
-			return -EINVAL;
-		}
-		break;
-	}
-	case DECODER_SET_INPUT:	{
-		int *iarg = arg;
-
-		switch (client->adapter->id) {
-		case I2C_HW_SGI_VINO:
-			return saa7191_set_input(client, *iarg);
-		default:
-			if (*iarg != 0)
-				return -EINVAL;
-		}
-		break;
-	}
-	case DECODER_SET_OUTPUT: {
-		int *iarg = arg;
+static const struct v4l2_subdev_video_ops saa7191_video_ops = {
+	.s_routing = saa7191_s_routing,
+	.querystd = saa7191_querystd,
+	.g_input_status = saa7191_g_input_status,
+};
 
-		/* not much choice of outputs */
-		if (*iarg != 0)
-			return -EINVAL;
-		break;
-	}
-	case DECODER_ENABLE_OUTPUT: {
-		/* Always enabled */
-		break;
-	}
-	case DECODER_SET_PICTURE: {
-		struct video_picture *pic = arg;
-		unsigned val;
-		int err;
+static const struct v4l2_subdev_ops saa7191_ops = {
+	.core = &saa7191_core_ops,
+	.video = &saa7191_video_ops,
+};
 
-		val = (pic->hue >> 8) - 0x80;
+static int saa7191_probe(struct i2c_client *client,
+			  const struct i2c_device_id *id)
+{
+	int err = 0;
+	struct saa7191 *decoder;
+	struct v4l2_subdev *sd;
 
-		err = saa7191_write_reg(client, SAA7191_REG_HUEC, val);
-		if (err)
-			return -EIO;
+	v4l_info(client, "chip found @ 0x%x (%s)\n",
+			client->addr << 1, client->adapter->name);
 
-		break;
-	}
-	case DECODER_SAA7191_GET_STATUS: {
-		struct saa7191_status *status = arg;
-		u8 status_reg;
+	decoder = kzalloc(sizeof(*decoder), GFP_KERNEL);
+	if (!decoder)
+		return -ENOMEM;
 
-		if (saa7191_read_status(client, &status_reg))
-			return -EIO;
+	sd = &decoder->sd;
+	v4l2_i2c_subdev_init(sd, client, &saa7191_ops);
 
-		status->signal = ((status_reg & SAA7191_STATUS_HLCK) == 0)
-			? 1 : 0;
-		status->signal_60hz = (status_reg & SAA7191_STATUS_FIDT)
-			? 1 : 0;
-		status->color = (status_reg & SAA7191_STATUS_CODE) ? 1 : 0;
+	err = saa7191_write_block(sd, sizeof(initseq), initseq);
+	if (err) {
+		printk(KERN_ERR "SAA7191 initialization failed\n");
+		kfree(decoder);
+		return err;
+	}
 
-		status->input = decoder->input;
-		status->norm = decoder->norm;
+	printk(KERN_INFO "SAA7191 initialized\n");
 
-		break;
-	}
-	case DECODER_SAA7191_SET_NORM: {
-		int *norm = arg;
-
-		switch (*norm) {
-		case SAA7191_NORM_AUTO:
-			return saa7191_autodetect_norm(client);
-		case SAA7191_NORM_AUTO_EXT:
-			return saa7191_autodetect_norm_extended(client);
-		default:
-			return saa7191_set_norm(client, *norm);
-		}
-	}
-	case DECODER_SAA7191_GET_CONTROL: {
-		return saa7191_get_control(client, arg);
-	}
-	case DECODER_SAA7191_SET_CONTROL: {
-		return saa7191_set_control(client, arg);
-	}
-	default:
-		return -EINVAL;
-	}
+	decoder->input = SAA7191_INPUT_COMPOSITE;
+	decoder->norm = V4L2_STD_PAL;
+
+	err = saa7191_autodetect_norm(sd);
+	if (err && (err != -EBUSY))
+		printk(KERN_ERR "SAA7191: Signal auto-detection failed\n");
 
 	return 0;
 }
 
-static struct i2c_driver i2c_driver_saa7191 = {
-	.driver = {
-		.name 	= "saa7191",
-	},
-	.id		= I2C_DRIVERID_SAA7191,
-	.attach_adapter = saa7191_probe,
-	.detach_client	= saa7191_detach,
-	.command	= saa7191_command
-};
-
-static int saa7191_init(void)
+static int saa7191_remove(struct i2c_client *client)
 {
-	return i2c_add_driver(&i2c_driver_saa7191);
-}
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
 
-static void saa7191_exit(void)
-{
-	i2c_del_driver(&i2c_driver_saa7191);
+	v4l2_device_unregister_subdev(sd);
+	kfree(to_saa7191(sd));
+	return 0;
 }
 
-module_init(saa7191_init);
-module_exit(saa7191_exit);
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
+static const struct i2c_device_id saa7191_id[] = {
+	{ "saa7191", 0 },
+	{ }
+};
+MODULE_DEVICE_TABLE(i2c, saa7191_id);
+
+#endif
+static struct v4l2_i2c_driver_data v4l2_i2c_data = {
+	.name = "saa7191",
+	.probe = saa7191_probe,
+	.remove = saa7191_remove,
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
+	.id_table = saa7191_id,
+#endif
+};
diff --git a/linux/drivers/media/video/saa7191.h b/linux/drivers/media/video/saa7191.h
index a2310da19..803c74d60 100644
--- a/linux/drivers/media/video/saa7191.h
+++ b/linux/drivers/media/video/saa7191.h
@@ -176,11 +176,9 @@
 #define SAA7191_INPUT_COMPOSITE	0
 #define SAA7191_INPUT_SVIDEO	1
 
-#define SAA7191_NORM_AUTO	0
 #define SAA7191_NORM_PAL	1
 #define SAA7191_NORM_NTSC	2
 #define SAA7191_NORM_SECAM	3
-#define SAA7191_NORM_AUTO_EXT	4	/* extended auto-detection */
 
 struct saa7191_status {
 	/* 0=no signal, 1=signal detected */
@@ -232,24 +230,16 @@ struct saa7191_status {
 #define SAA7191_VNR_MAX			0x03
 #define SAA7191_VNR_DEFAULT		0x00
 
-#define SAA7191_CONTROL_BANDPASS	0
-#define SAA7191_CONTROL_BANDPASS_WEIGHT	1
-#define SAA7191_CONTROL_CORING		2
-#define SAA7191_CONTROL_FORCE_COLOUR	3	/* boolean */
-#define SAA7191_CONTROL_CHROMA_GAIN	4
-#define SAA7191_CONTROL_HUE		5
-#define SAA7191_CONTROL_VTRC		6	/* boolean */
-#define SAA7191_CONTROL_LUMA_DELAY	7
-#define SAA7191_CONTROL_VNR		8
-
-struct saa7191_control {
-	u8 type;
-	s32 value;
-};
+#define SAA7191_CONTROL_BANDPASS	(V4L2_CID_PRIVATE_BASE + 0)
+#define SAA7191_CONTROL_BANDPASS_WEIGHT	(V4L2_CID_PRIVATE_BASE + 1)
+#define SAA7191_CONTROL_CORING		(V4L2_CID_PRIVATE_BASE + 2)
+#define SAA7191_CONTROL_FORCE_COLOUR	(V4L2_CID_PRIVATE_BASE + 3)
+#define SAA7191_CONTROL_CHROMA_GAIN	(V4L2_CID_PRIVATE_BASE + 4)
+#define SAA7191_CONTROL_VTRC		(V4L2_CID_PRIVATE_BASE + 5)
+#define SAA7191_CONTROL_LUMA_DELAY	(V4L2_CID_PRIVATE_BASE + 6)
+#define SAA7191_CONTROL_VNR		(V4L2_CID_PRIVATE_BASE + 7)
 
 #define	DECODER_SAA7191_GET_STATUS	_IOR('d', 195, struct saa7191_status)
 #define	DECODER_SAA7191_SET_NORM	_IOW('d', 196, int)
-#define	DECODER_SAA7191_GET_CONTROL	_IOR('d', 197, struct saa7191_control)
-#define	DECODER_SAA7191_SET_CONTROL	_IOW('d', 198, struct saa7191_control)
 
 #endif
diff --git a/linux/drivers/media/video/sh_mobile_ceu_camera.c b/linux/drivers/media/video/sh_mobile_ceu_camera.c
index 29ff02802..cd796b33f 100644
--- a/linux/drivers/media/video/sh_mobile_ceu_camera.c
+++ b/linux/drivers/media/video/sh_mobile_ceu_camera.c
@@ -95,7 +95,7 @@ struct sh_mobile_ceu_dev {
 	spinlock_t lock;
 	struct list_head capture;
 	struct videobuf_buffer *active;
-	int is_interlace;
+	int is_interlaced;
 
 	struct sh_mobile_ceu_info *pdata;
 
@@ -175,6 +175,7 @@ static void free_buffer(struct videobuf_queue *vq,
 	if (in_interrupt())
 		BUG();
 
+	videobuf_waiton(&buf->vb, 0, 0);
 	videobuf_dma_contig_free(vq, &buf->vb);
 	dev_dbg(&icd->dev, "%s freed\n", __func__);
 	buf->vb.state = VIDEOBUF_NEEDS_INIT;
@@ -206,7 +207,7 @@ static void sh_mobile_ceu_capture(struct sh_mobile_ceu_dev *pcdev)
 
 	phys_addr_top = videobuf_to_dma_contig(pcdev->active);
 	ceu_write(pcdev, CDAYR, phys_addr_top);
-	if (pcdev->is_interlace) {
+	if (pcdev->is_interlaced) {
 		phys_addr_bottom = phys_addr_top + icd->width;
 		ceu_write(pcdev, CDBYR, phys_addr_bottom);
 	}
@@ -218,7 +219,7 @@ static void sh_mobile_ceu_capture(struct sh_mobile_ceu_dev *pcdev)
 	case V4L2_PIX_FMT_NV61:
 		phys_addr_top += icd->width * icd->height;
 		ceu_write(pcdev, CDACR, phys_addr_top);
-		if (pcdev->is_interlace) {
+		if (pcdev->is_interlaced) {
 			phys_addr_bottom = phys_addr_top + icd->width;
 			ceu_write(pcdev, CDBCR, phys_addr_bottom);
 		}
@@ -482,7 +483,7 @@ static int sh_mobile_ceu_set_bus_param(struct soc_camera_device *icd,
 	ceu_write(pcdev, CAMCR, value);
 
 	ceu_write(pcdev, CAPCR, 0x00300000);
-	ceu_write(pcdev, CAIFR, (pcdev->is_interlace) ? 0x101 : 0);
+	ceu_write(pcdev, CAIFR, pcdev->is_interlaced ? 0x101 : 0);
 
 	mdelay(1);
 
@@ -498,7 +499,7 @@ static int sh_mobile_ceu_set_bus_param(struct soc_camera_device *icd,
 	}
 
 	height = icd->height;
-	if (pcdev->is_interlace) {
+	if (pcdev->is_interlaced) {
 		height /= 2;
 		cdwdr_width *= 2;
 	}
@@ -639,24 +640,30 @@ add_single_format:
 	return formats;
 }
 
+static int sh_mobile_ceu_set_crop(struct soc_camera_device *icd,
+				  struct v4l2_rect *rect)
+{
+	return icd->ops->set_crop(icd, rect);
+}
+
 static int sh_mobile_ceu_set_fmt(struct soc_camera_device *icd,
-				 __u32 pixfmt, struct v4l2_rect *rect)
+				 struct v4l2_format *f)
 {
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 	struct sh_mobile_ceu_dev *pcdev = ici->priv;
+	__u32 pixfmt = f->fmt.pix.pixelformat;
 	const struct soc_camera_format_xlate *xlate;
+	struct v4l2_format cam_f = *f;
 	int ret;
 
-	if (!pixfmt)
-		return icd->ops->set_fmt(icd, pixfmt, rect);
-
 	xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
 	if (!xlate) {
 		dev_warn(&ici->dev, "Format %x not found\n", pixfmt);
 		return -EINVAL;
 	}
 
-	ret = icd->ops->set_fmt(icd, xlate->cam_fmt->fourcc, rect);
+	cam_f.fmt.pix.pixelformat = xlate->cam_fmt->fourcc;
+	ret = icd->ops->set_fmt(icd, &cam_f);
 
 	if (!ret) {
 		icd->buswidth = xlate->buswidth;
@@ -706,13 +713,13 @@ static int sh_mobile_ceu_try_fmt(struct soc_camera_device *icd,
 
 	switch (f->fmt.pix.field) {
 	case V4L2_FIELD_INTERLACED:
-		pcdev->is_interlace = 1;
+		pcdev->is_interlaced = 1;
 		break;
 	case V4L2_FIELD_ANY:
 		f->fmt.pix.field = V4L2_FIELD_NONE;
 		/* fall-through */
 	case V4L2_FIELD_NONE:
-		pcdev->is_interlace = 0;
+		pcdev->is_interlaced = 0;
 		break;
 	default:
 		ret = -EINVAL;
@@ -778,7 +785,8 @@ static void sh_mobile_ceu_init_videobuf(struct videobuf_queue *q,
 				       &sh_mobile_ceu_videobuf_ops,
 				       &ici->dev, &pcdev->lock,
 				       V4L2_BUF_TYPE_VIDEO_CAPTURE,
-				       V4L2_FIELD_ANY,
+				       pcdev->is_interlaced ?
+				       V4L2_FIELD_INTERLACED : V4L2_FIELD_NONE,
 				       sizeof(struct sh_mobile_ceu_buffer),
 				       icd);
 }
@@ -788,6 +796,7 @@ static struct soc_camera_host_ops sh_mobile_ceu_host_ops = {
 	.add		= sh_mobile_ceu_add_device,
 	.remove		= sh_mobile_ceu_remove_device,
 	.get_formats	= sh_mobile_ceu_get_formats,
+	.set_crop	= sh_mobile_ceu_set_crop,
 	.set_fmt	= sh_mobile_ceu_set_fmt,
 	.try_fmt	= sh_mobile_ceu_try_fmt,
 	.reqbufs	= sh_mobile_ceu_reqbufs,
diff --git a/linux/drivers/media/video/soc_camera.c b/linux/drivers/media/video/soc_camera.c
index 356b77e10..da6d224eb 100644
--- a/linux/drivers/media/video/soc_camera.c
+++ b/linux/drivers/media/video/soc_camera.c
@@ -31,6 +31,10 @@
 #include <media/soc_camera.h>
 #include "compat.h"
 
+/* Default to VGA resolution */
+#define DEFAULT_WIDTH	640
+#define DEFAULT_HEIGHT	480
+
 static LIST_HEAD(hosts);
 static LIST_HEAD(devices);
 static DEFINE_MUTEX(list_lock);
@@ -257,6 +261,46 @@ static void soc_camera_free_user_formats(struct soc_camera_device *icd)
 	vfree(icd->user_formats);
 }
 
+/* Called with .vb_lock held */
+static int soc_camera_set_fmt(struct soc_camera_file *icf,
+			      struct v4l2_format *f)
+{
+	struct soc_camera_device *icd = icf->icd;
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct v4l2_pix_format *pix = &f->fmt.pix;
+	int ret;
+
+	/* We always call try_fmt() before set_fmt() or set_crop() */
+	ret = ici->ops->try_fmt(icd, f);
+	if (ret < 0)
+		return ret;
+
+	ret = ici->ops->set_fmt(icd, f);
+	if (ret < 0) {
+		return ret;
+	} else if (!icd->current_fmt ||
+		   icd->current_fmt->fourcc != pix->pixelformat) {
+		dev_err(&ici->dev,
+			"Host driver hasn't set up current format correctly!\n");
+		return -EINVAL;
+	}
+
+	icd->width		= pix->width;
+	icd->height		= pix->height;
+	icf->vb_vidq.field	=
+		icd->field	= pix->field;
+
+	if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		dev_warn(&icd->dev, "Attention! Wrong buf-type %d\n",
+			 f->type);
+
+	dev_dbg(&icd->dev, "set width: %d height: %d\n",
+		icd->width, icd->height);
+
+	/* set physical bus parameters */
+	return ici->ops->set_bus_param(icd, pix->pixelformat);
+}
+
 static int soc_camera_open(struct file *file)
 {
 	struct video_device *vdev;
@@ -298,14 +342,28 @@ static int soc_camera_open(struct file *file)
 
 	/* Now we really have to activate the camera */
 	if (icd->use_count == 1) {
-		ret = soc_camera_init_user_formats(icd);
-		if (ret < 0)
-			goto eiufmt;
+		/* Restore parameters before the last close() per V4L2 API */
+		struct v4l2_format f = {
+			.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
+			.fmt.pix = {
+				.width		= icd->width,
+				.height		= icd->height,
+				.field		= icd->field,
+				.pixelformat	= icd->current_fmt->fourcc,
+				.colorspace	= icd->current_fmt->colorspace,
+			},
+		};
+
 		ret = ici->ops->add(icd);
 		if (ret < 0) {
 			dev_err(&icd->dev, "Couldn't activate the camera: %d\n", ret);
 			goto eiciadd;
 		}
+
+		/* Try to configure with default parameters */
+		ret = soc_camera_set_fmt(icf, &f);
+		if (ret < 0)
+			goto esfmt;
 	}
 
 	mutex_unlock(&icd->video_lock);
@@ -317,10 +375,13 @@ static int soc_camera_open(struct file *file)
 
 	return 0;
 
-	/* First two errors are entered with the .video_lock held */
+	/*
+	 * First three errors are entered with the .video_lock held
+	 * and use_count == 1
+	 */
+esfmt:
+	ici->ops->remove(icd);
 eiciadd:
-	soc_camera_free_user_formats(icd);
-eiufmt:
 	icd->use_count--;
 	mutex_unlock(&icd->video_lock);
 	module_put(ici->ops->owner);
@@ -340,10 +401,9 @@ static int soc_camera_close(struct file *file)
 
 	mutex_lock(&icd->video_lock);
 	icd->use_count--;
-	if (!icd->use_count) {
+	if (!icd->use_count)
 		ici->ops->remove(icd);
-		soc_camera_free_user_formats(icd);
-	}
+
 	mutex_unlock(&icd->video_lock);
 
 	module_put(icd->ops->owner);
@@ -416,18 +476,10 @@ static int soc_camera_s_fmt_vid_cap(struct file *file, void *priv,
 {
 	struct soc_camera_file *icf = file->private_data;
 	struct soc_camera_device *icd = icf->icd;
-	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
-	struct v4l2_pix_format *pix = &f->fmt.pix;
-	__u32 pixfmt = pix->pixelformat;
 	int ret;
-	struct v4l2_rect rect;
 
 	WARN_ON(priv != file->private_data);
 
-	ret = soc_camera_try_fmt_vid_cap(file, priv, f);
-	if (ret < 0)
-		return ret;
-
 	mutex_lock(&icf->vb_vidq.vb_lock);
 
 	if (videobuf_queue_is_busy(&icf->vb_vidq)) {
@@ -436,33 +488,7 @@ static int soc_camera_s_fmt_vid_cap(struct file *file, void *priv,
 		goto unlock;
 	}
 
-	rect.left	= icd->x_current;
-	rect.top	= icd->y_current;
-	rect.width	= pix->width;
-	rect.height	= pix->height;
-	ret = ici->ops->set_fmt(icd, pix->pixelformat, &rect);
-	if (ret < 0) {
-		goto unlock;
-	} else if (!icd->current_fmt ||
-		   icd->current_fmt->fourcc != pixfmt) {
-		dev_err(&ici->dev,
-			"Host driver hasn't set up current format correctly!\n");
-		ret = -EINVAL;
-		goto unlock;
-	}
-
-	icd->width		= rect.width;
-	icd->height		= rect.height;
-	icf->vb_vidq.field	= pix->field;
-	if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
-		dev_warn(&icd->dev, "Attention! Wrong buf-type %d\n",
-			 f->type);
-
-	dev_dbg(&icd->dev, "set width: %d height: %d\n",
-		icd->width, icd->height);
-
-	/* set physical bus parameters */
-	ret = ici->ops->set_bus_param(icd, pixfmt);
+	ret = soc_camera_set_fmt(icf, f);
 
 unlock:
 	mutex_unlock(&icf->vb_vidq.vb_lock);
@@ -649,8 +675,8 @@ static int soc_camera_cropcap(struct file *file, void *fh,
 	a->bounds.height		= icd->height_max;
 	a->defrect.left			= icd->x_min;
 	a->defrect.top			= icd->y_min;
-	a->defrect.width		= 640;
-	a->defrect.height		= 480;
+	a->defrect.width		= DEFAULT_WIDTH;
+	a->defrect.height		= DEFAULT_HEIGHT;
 	a->pixelaspect.numerator	= 1;
 	a->pixelaspect.denominator	= 1;
 
@@ -686,7 +712,7 @@ static int soc_camera_s_crop(struct file *file, void *fh,
 	/* Cropping is allowed during a running capture, guard consistency */
 	mutex_lock(&icf->vb_vidq.vb_lock);
 
-	ret = ici->ops->set_fmt(icd, 0, &a->c);
+	ret = ici->ops->set_crop(icd, &a->c);
 	if (!ret) {
 		icd->width	= a->c.width;
 		icd->height	= a->c.height;
@@ -845,9 +871,18 @@ static int soc_camera_probe(struct device *dev)
 		qctrl = soc_camera_find_qctrl(icd->ops, V4L2_CID_EXPOSURE);
 		icd->exposure = qctrl ? qctrl->default_value :
 			(unsigned short)~0;
+
+		ret = soc_camera_init_user_formats(icd);
+		if (ret < 0)
+			goto eiufmt;
+
+		icd->height	= DEFAULT_HEIGHT;
+		icd->width	= DEFAULT_WIDTH;
+		icd->field	= V4L2_FIELD_ANY;
 	}
-	ici->ops->remove(icd);
 
+eiufmt:
+	ici->ops->remove(icd);
 eiadd:
 	mutex_unlock(&icd->video_lock);
 	module_put(ici->ops->owner);
@@ -866,6 +901,8 @@ static int soc_camera_remove(struct device *dev)
 	if (icd->ops->remove)
 		icd->ops->remove(icd);
 
+	soc_camera_free_user_formats(icd);
+
 	return 0;
 }
 
@@ -919,6 +956,7 @@ int soc_camera_host_register(struct soc_camera_host *ici)
 	if (!ici || !ici->ops ||
 	    !ici->ops->try_fmt ||
 	    !ici->ops->set_fmt ||
+	    !ici->ops->set_crop ||
 	    !ici->ops->set_bus_param ||
 	    !ici->ops->querycap ||
 	    !ici->ops->init_videobuf ||
@@ -999,6 +1037,7 @@ int soc_camera_device_register(struct soc_camera_device *icd)
 	    !icd->ops->release ||
 	    !icd->ops->start_capture ||
 	    !icd->ops->stop_capture ||
+	    !icd->ops->set_crop ||
 	    !icd->ops->set_fmt ||
 	    !icd->ops->try_fmt ||
 	    !icd->ops->query_bus_param ||
diff --git a/linux/drivers/media/video/soc_camera_platform.c b/linux/drivers/media/video/soc_camera_platform.c
index 013ab06e3..c48676356 100644
--- a/linux/drivers/media/video/soc_camera_platform.c
+++ b/linux/drivers/media/video/soc_camera_platform.c
@@ -79,8 +79,14 @@ soc_camera_platform_query_bus_param(struct soc_camera_device *icd)
 	return p->bus_param;
 }
 
+static int soc_camera_platform_set_crop(struct soc_camera_device *icd,
+					struct v4l2_rect *rect)
+{
+	return 0;
+}
+
 static int soc_camera_platform_set_fmt(struct soc_camera_device *icd,
-				       __u32 pixfmt, struct v4l2_rect *rect)
+				       struct v4l2_format *f)
 {
 	return 0;
 }
@@ -125,6 +131,7 @@ static struct soc_camera_ops soc_camera_platform_ops = {
 	.release		= soc_camera_platform_release,
 	.start_capture		= soc_camera_platform_start_capture,
 	.stop_capture		= soc_camera_platform_stop_capture,
+	.set_crop		= soc_camera_platform_set_crop,
 	.set_fmt		= soc_camera_platform_set_fmt,
 	.try_fmt		= soc_camera_platform_try_fmt,
 	.set_bus_param		= soc_camera_platform_set_bus_param,
diff --git a/linux/drivers/media/video/tlv320aic23b.c b/linux/drivers/media/video/tlv320aic23b.c
index 46671fb87..1eac4f7e7 100644
--- a/linux/drivers/media/video/tlv320aic23b.c
+++ b/linux/drivers/media/video/tlv320aic23b.c
@@ -31,16 +31,18 @@
 #include <linux/i2c-id.h>
 #include <linux/videodev2.h>
 #include <media/v4l2-device.h>
-#include <media/v4l2-i2c-drv-legacy.h>
+#include <media/v4l2-i2c-drv.h>
 #include "compat.h"
 
 MODULE_DESCRIPTION("tlv320aic23b driver");
 MODULE_AUTHOR("Scott Alfter, Ulf Eklund, Hans Verkuil");
 MODULE_LICENSE("GPL");
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22)
 static unsigned short normal_i2c[] = { 0x34 >> 1, I2C_CLIENT_END };
 
 I2C_CLIENT_INSMOD;
+#endif
 
 /* ----------------------------------------------------------------------- */
 
diff --git a/linux/drivers/media/video/tw9910.c b/linux/drivers/media/video/tw9910.c
index ed8dca3bf..5c145085a 100644
--- a/linux/drivers/media/video/tw9910.c
+++ b/linux/drivers/media/video/tw9910.c
@@ -641,25 +641,12 @@ static int tw9910_set_register(struct soc_camera_device *icd,
 }
 #endif
 
-static int tw9910_set_fmt(struct soc_camera_device *icd, __u32 pixfmt,
-			      struct v4l2_rect *rect)
+static int tw9910_set_crop(struct soc_camera_device *icd,
+			   struct v4l2_rect *rect)
 {
 	struct tw9910_priv *priv = container_of(icd, struct tw9910_priv, icd);
 	int                 ret  = -EINVAL;
 	u8                  val;
-	int                 i;
-
-	/*
-	 * check color format
-	 */
-	for (i = 0 ; i < ARRAY_SIZE(tw9910_color_fmt) ; i++) {
-		if (pixfmt == tw9910_color_fmt[i].fourcc) {
-			ret = 0;
-			break;
-		}
-	}
-	if (ret < 0)
-		goto tw9910_set_fmt_error;
 
 	/*
 	 * select suitable norm
@@ -746,8 +733,33 @@ tw9910_set_fmt_error:
 	return ret;
 }
 
+static int tw9910_set_fmt(struct soc_camera_device *icd,
+			  struct v4l2_format *f)
+{
+	struct v4l2_pix_format *pix = &f->fmt.pix;
+	struct v4l2_rect rect = {
+		.left	= icd->x_current,
+		.top	= icd->y_current,
+		.width	= pix->width,
+		.height	= pix->height,
+	};
+	int i;
+
+	/*
+	 * check color format
+	 */
+	for (i = 0; i < ARRAY_SIZE(tw9910_color_fmt); i++)
+		if (pix->pixelformat == tw9910_color_fmt[i].fourcc)
+			break;
+
+	if (i == ARRAY_SIZE(tw9910_color_fmt))
+		return -EINVAL;
+
+	return tw9910_set_crop(icd, &rect);
+}
+
 static int tw9910_try_fmt(struct soc_camera_device *icd,
-			      struct v4l2_format *f)
+			  struct v4l2_format *f)
 {
 	struct v4l2_pix_format *pix = &f->fmt.pix;
 	const struct tw9910_scale_ctrl *scale;
@@ -835,6 +847,7 @@ static struct soc_camera_ops tw9910_ops = {
 	.release		= tw9910_release,
 	.start_capture		= tw9910_start_capture,
 	.stop_capture		= tw9910_stop_capture,
+	.set_crop		= tw9910_set_crop,
 	.set_fmt		= tw9910_set_fmt,
 	.try_fmt		= tw9910_try_fmt,
 	.set_bus_param		= tw9910_set_bus_param,
diff --git a/linux/drivers/media/video/v4l2-common.c b/linux/drivers/media/video/v4l2-common.c
index a5ce43102..32d0246d5 100644
--- a/linux/drivers/media/video/v4l2-common.c
+++ b/linux/drivers/media/video/v4l2-common.c
@@ -856,11 +856,11 @@ struct v4l2_subdev *v4l2_i2c_new_subdev(struct i2c_adapter *adapter,
 	   We need better support from the kernel so that we
 	   can easily wait for the load to finish. */
 	if (client == NULL || client->driver == NULL)
-		return NULL;
+		goto error;
 
 	/* Lock the module so we can safely get the v4l2_subdev pointer */
 	if (!try_module_get(client->driver->driver.owner))
-		return NULL;
+		goto error;
 	sd = i2c_get_clientdata(client);
 
 	/* Register with the v4l2_device which increases the module's
@@ -869,8 +869,15 @@ struct v4l2_subdev *v4l2_i2c_new_subdev(struct i2c_adapter *adapter,
 		sd = NULL;
 	/* Decrease the module use count to match the first try_module_get. */
 	module_put(client->driver->driver.owner);
-	return sd;
 
+error:
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 22)
+	/* If we have a client but no subdev, then something went wrong and
+	   we must unregister the client. */
+	if (client && sd == NULL)
+		i2c_unregister_device(client);
+#endif
+	return sd;
 }
 EXPORT_SYMBOL_GPL(v4l2_i2c_new_subdev);
 
@@ -918,11 +925,11 @@ struct v4l2_subdev *v4l2_i2c_new_probed_subdev(struct i2c_adapter *adapter,
 	   We need better support from the kernel so that we
 	   can easily wait for the load to finish. */
 	if (client == NULL || client->driver == NULL)
-		return NULL;
+		goto error;
 
 	/* Lock the module so we can safely get the v4l2_subdev pointer */
 	if (!try_module_get(client->driver->driver.owner))
-		return NULL;
+		goto error;
 	sd = i2c_get_clientdata(client);
 
 	/* Register with the v4l2_device which increases the module's
@@ -931,6 +938,14 @@ struct v4l2_subdev *v4l2_i2c_new_probed_subdev(struct i2c_adapter *adapter,
 		sd = NULL;
 	/* Decrease the module use count to match the first try_module_get. */
 	module_put(client->driver->driver.owner);
+
+error:
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 22)
+	/* If we have a client but no subdev, then something went wrong and
+	   we must unregister the client. */
+	if (client && sd == NULL)
+		i2c_unregister_device(client);
+#endif
 	return sd;
 }
 EXPORT_SYMBOL_GPL(v4l2_i2c_new_probed_subdev);
diff --git a/linux/drivers/media/video/v4l2-compat-ioctl32.c b/linux/drivers/media/video/v4l2-compat-ioctl32.c
index 05a356776..d9cee38cd 100644
--- a/linux/drivers/media/video/v4l2-compat-ioctl32.c
+++ b/linux/drivers/media/video/v4l2-compat-ioctl32.c
@@ -1052,7 +1052,6 @@ long v4l2_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg)
 	case VIDIOC_DBG_S_REGISTER:
 	case VIDIOC_DBG_G_REGISTER:
 	case VIDIOC_DBG_G_CHIP_IDENT:
-	case VIDIOC_G_CHIP_IDENT_OLD:
 	case VIDIOC_S_HW_FREQ_SEEK:
 		ret = do_video_ioctl(file, cmd, arg);
 		break;
diff --git a/linux/drivers/media/video/v4l2-dev.c b/linux/drivers/media/video/v4l2-dev.c
index 861e3194f..5e9b46c21 100644
--- a/linux/drivers/media/video/v4l2-dev.c
+++ b/linux/drivers/media/video/v4l2-dev.c
@@ -433,7 +433,7 @@ int video_register_device_index(struct video_device *vdev, int type, int nr,
 
 	vdev->vfl_type = type;
 	vdev->cdev = NULL;
-	if (vdev->v4l2_dev)
+	if (vdev->v4l2_dev && vdev->v4l2_dev->dev)
 		vdev->parent = vdev->v4l2_dev->dev;
 
 	/* Part 2: find a free minor, kernel number and device index. */
@@ -654,6 +654,7 @@ module_exit(videodev_exit)
 MODULE_AUTHOR("Alan Cox, Mauro Carvalho Chehab <mchehab@infradead.org>");
 MODULE_DESCRIPTION("Device registrar for Video4Linux drivers v2");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS_CHARDEV_MAJOR(VIDEO_MAJOR);
 
 
 /*
diff --git a/linux/drivers/media/video/v4l2-ioctl.c b/linux/drivers/media/video/v4l2-ioctl.c
index e079a343a..5cf729c9d 100644
--- a/linux/drivers/media/video/v4l2-ioctl.c
+++ b/linux/drivers/media/video/v4l2-ioctl.c
@@ -17,6 +17,7 @@
 #include <linux/kernel.h>
 
 #define __OLD_VIDIOC_ /* To allow fixing old calls */
+#include <linux/videodev.h>
 #include <linux/videodev2.h>
 
 #ifdef CONFIG_VIDEO_V4L1
@@ -25,7 +26,6 @@
 #include <media/v4l2-common.h>
 #include <media/v4l2-ioctl.h>
 #include <media/v4l2-chip-ident.h>
-#include <linux/video_decoder.h>
 #include "compat.h"
 
 #define dbgarg(cmd, fmt, arg...) \
@@ -277,19 +277,6 @@ static const char *v4l2_ioctls[] = {
 #define V4L2_IOCTLS ARRAY_SIZE(v4l2_ioctls)
 
 static const char *v4l2_int_ioctls[] = {
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
-	[_IOC_NR(DECODER_GET_CAPABILITIES)]    = "DECODER_GET_CAPABILITIES",
-	[_IOC_NR(DECODER_GET_STATUS)]          = "DECODER_GET_STATUS",
-	[_IOC_NR(DECODER_SET_NORM)]            = "DECODER_SET_NORM",
-	[_IOC_NR(DECODER_SET_INPUT)]           = "DECODER_SET_INPUT",
-	[_IOC_NR(DECODER_SET_OUTPUT)]          = "DECODER_SET_OUTPUT",
-	[_IOC_NR(DECODER_ENABLE_OUTPUT)]       = "DECODER_ENABLE_OUTPUT",
-	[_IOC_NR(DECODER_SET_PICTURE)]         = "DECODER_SET_PICTURE",
-	[_IOC_NR(DECODER_SET_GPIO)]            = "DECODER_SET_GPIO",
-	[_IOC_NR(DECODER_INIT)]                = "DECODER_INIT",
-	[_IOC_NR(DECODER_SET_VBI_BYPASS)]      = "DECODER_SET_VBI_BYPASS",
-	[_IOC_NR(DECODER_DUMP)]                = "DECODER_DUMP",
-#endif
 	[_IOC_NR(AUDC_SET_RADIO)]              = "AUDC_SET_RADIO",
 
 	[_IOC_NR(TUNER_SET_TYPE_ADDR)]         = "TUNER_SET_TYPE_ADDR",
@@ -1706,11 +1693,6 @@ static long __video_do_ioctl(struct file *file,
 			dbgarg(cmd, "chip_ident=%u, revision=0x%x\n", p->ident, p->revision);
 		break;
 	}
-	case VIDIOC_G_CHIP_IDENT_OLD:
-		printk(KERN_ERR "VIDIOC_G_CHIP_IDENT has been deprecated and will disappear in 2.6.30.\n");
-		printk(KERN_ERR "It is a debugging ioctl and must not be used in applications!\n");
-		return -EINVAL;
-
 	case VIDIOC_S_HW_FREQ_SEEK:
 	{
 		struct v4l2_hw_freq_seek *p = arg;
@@ -1815,11 +1797,12 @@ static long __video_do_ioctl(struct file *file,
 static unsigned long cmd_input_size(unsigned int cmd)
 {
 	/* Size of structure up to and including 'field' */
-#define CMDINSIZE(cmd, type, field) case _IOC_NR(VIDIOC_##cmd): return \
-		offsetof(struct v4l2_##type, field) + \
-		sizeof(((struct v4l2_##type *)0)->field);
+#define CMDINSIZE(cmd, type, field) 				\
+	case VIDIOC_##cmd: 					\
+		return offsetof(struct v4l2_##type, field) + 	\
+			sizeof(((struct v4l2_##type *)0)->field);
 
-	switch (_IOC_NR(cmd)) {
+	switch (cmd) {
 		CMDINSIZE(ENUM_FMT,		fmtdesc,	type);
 		CMDINSIZE(G_FMT,		format,		type);
 		CMDINSIZE(QUERYBUF,		buffer,		type);
diff --git a/linux/drivers/media/video/vino.c b/linux/drivers/media/video/vino.c
index 349ef053f..ba4e8b97d 100644
--- a/linux/drivers/media/video/vino.c
+++ b/linux/drivers/media/video/vino.c
@@ -8,6 +8,12 @@
  *
  * Based on the previous version of the driver for 2.4 kernels by:
  * Copyright (C) 2003 Ladislav Michl <ladis@linux-mips.org>
+ *
+ * v4l2_device/v4l2_subdev conversion by:
+ * Copyright (C) 2009 Hans Verkuil <hverkuil@xs4all.nl>
+ *
+ * Note: this conversion is untested! Please contact the linux-media
+ * mailinglist if you can test this, together with the test results.
  */
 
 /*
@@ -33,12 +39,10 @@
 #include <linux/kmod.h>
 
 #include <linux/i2c.h>
-#include <linux/i2c-algo-sgi.h>
 
 #include <linux/videodev2.h>
-#include <media/v4l2-common.h>
+#include <media/v4l2-device.h>
 #include <media/v4l2-ioctl.h>
-#include <linux/video_decoder.h>
 #include <linux/mutex.h>
 
 #include <asm/paccess.h>
@@ -139,13 +143,23 @@ MODULE_LICENSE("GPL");
 #define VINO_DATA_NORM_PAL		1
 #define VINO_DATA_NORM_SECAM		2
 #define VINO_DATA_NORM_D1		3
-/* The following are special entries that can be used to
- * autodetect the norm. */
-#define VINO_DATA_NORM_AUTO		0xfe
-#define VINO_DATA_NORM_AUTO_EXT		0xff
 
 #define VINO_DATA_NORM_COUNT		4
 
+/* I2C controller flags */
+#define SGI_I2C_FORCE_IDLE		(0 << 0)
+#define SGI_I2C_NOT_IDLE		(1 << 0)
+#define SGI_I2C_WRITE			(0 << 1)
+#define SGI_I2C_READ			(1 << 1)
+#define SGI_I2C_RELEASE_BUS		(0 << 2)
+#define SGI_I2C_HOLD_BUS		(1 << 2)
+#define SGI_I2C_XFER_DONE		(0 << 4)
+#define SGI_I2C_XFER_BUSY		(1 << 4)
+#define SGI_I2C_ACK			(0 << 5)
+#define SGI_I2C_NACK			(1 << 5)
+#define SGI_I2C_BUS_OK			(0 << 7)
+#define SGI_I2C_BUS_ERR			(1 << 7)
+
 /* Internal data structure definitions */
 
 struct vino_input {
@@ -289,22 +303,20 @@ struct vino_channel_settings {
 	struct vino_interrupt_data int_data;
 
 	/* V4L support */
-	struct video_device *v4l_device;
-};
-
-struct vino_client {
-	/* the channel which owns this client:
-	 * VINO_NO_CHANNEL, VINO_CHANNEL_A or VINO_CHANNEL_B */
-	unsigned int owner;
-	struct i2c_client *driver;
+	struct video_device *vdev;
 };
 
 struct vino_settings {
+	struct v4l2_device v4l2_dev;
 	struct vino_channel_settings a;
 	struct vino_channel_settings b;
 
-	struct vino_client decoder;
-	struct vino_client camera;
+	/* the channel which owns this client:
+	 * VINO_NO_CHANNEL, VINO_CHANNEL_A or VINO_CHANNEL_B */
+	unsigned int decoder_owner;
+	struct v4l2_subdev *decoder;
+	unsigned int camera_owner;
+	struct v4l2_subdev *camera;
 
 	/* a lock for vino register access */
 	spinlock_t vino_lock;
@@ -344,11 +356,16 @@ static struct sgi_vino *vino;
 
 static struct vino_settings *vino_drvdata;
 
+#define camera_call(o, f, args...) \
+	v4l2_subdev_call(vino_drvdata->camera, o, f, ##args)
+#define decoder_call(o, f, args...) \
+	v4l2_subdev_call(vino_drvdata->decoder, o, f, ##args)
+
 static const char *vino_driver_name = "vino";
 static const char *vino_driver_description = "SGI VINO";
 static const char *vino_bus_name = "GIO64 bus";
-static const char *vino_v4l_device_name_a = "SGI VINO Channel A";
-static const char *vino_v4l_device_name_b = "SGI VINO Channel B";
+static const char *vino_vdev_name_a = "SGI VINO Channel A";
+static const char *vino_vdev_name_b = "SGI VINO Channel B";
 
 static void vino_capture_tasklet(unsigned long channel);
 
@@ -360,11 +377,11 @@ static const struct vino_input vino_inputs[] = {
 		.name		= "Composite",
 		.std		= V4L2_STD_NTSC | V4L2_STD_PAL
 		| V4L2_STD_SECAM,
-	},{
+	}, {
 		.name		= "S-Video",
 		.std		= V4L2_STD_NTSC | V4L2_STD_PAL
 		| V4L2_STD_SECAM,
-	},{
+	}, {
 		.name		= "D1/IndyCam",
 		.std		= V4L2_STD_NTSC,
 	}
@@ -376,17 +393,17 @@ static const struct vino_data_format vino_data_formats[] = {
 		.bpp		= 1,
 		.pixelformat	= V4L2_PIX_FMT_GREY,
 		.colorspace	= V4L2_COLORSPACE_SMPTE170M,
-	},{
+	}, {
 		.description	= "8-bit dithered RGB 3-3-2",
 		.bpp		= 1,
 		.pixelformat	= V4L2_PIX_FMT_RGB332,
 		.colorspace	= V4L2_COLORSPACE_SRGB,
-	},{
+	}, {
 		.description	= "32-bit RGB",
 		.bpp		= 4,
 		.pixelformat	= V4L2_PIX_FMT_RGB32,
 		.colorspace	= V4L2_COLORSPACE_SRGB,
-	},{
+	}, {
 		.description	= "YUV 4:2:2",
 		.bpp		= 2,
 		.pixelformat	= V4L2_PIX_FMT_YUYV, // XXX: swapped?
@@ -417,7 +434,7 @@ static const struct vino_data_norm vino_data_norms[] = {
 			+ VINO_NTSC_HEIGHT / 2 - 1,
 			.right	= VINO_NTSC_WIDTH,
 		},
-	},{
+	}, {
 		.description	= "PAL",
 		.std		= V4L2_STD_PAL,
 		.fps_min	= 5,
@@ -439,7 +456,7 @@ static const struct vino_data_norm vino_data_norms[] = {
 			+ VINO_PAL_HEIGHT / 2 - 1,
 			.right	= VINO_PAL_WIDTH,
 		},
-	},{
+	}, {
 		.description	= "SECAM",
 		.std		= V4L2_STD_SECAM,
 		.fps_min	= 5,
@@ -461,7 +478,7 @@ static const struct vino_data_norm vino_data_norms[] = {
 			+ VINO_PAL_HEIGHT / 2 - 1,
 			.right	= VINO_PAL_WIDTH,
 		},
-	},{
+	}, {
 		.description	= "NTSC/D1",
 		.std		= V4L2_STD_NTSC,
 		.fps_min	= 6,
@@ -497,9 +514,7 @@ struct v4l2_queryctrl vino_indycam_v4l2_controls[] = {
 		.maximum = 1,
 		.step = 1,
 		.default_value = INDYCAM_AGC_DEFAULT,
-		.flags = 0,
-		.reserved = { INDYCAM_CONTROL_AGC, 0 },
-	},{
+	}, {
 		.id = V4L2_CID_AUTO_WHITE_BALANCE,
 		.type = V4L2_CTRL_TYPE_BOOLEAN,
 		.name = "Automatic White Balance",
@@ -507,9 +522,7 @@ struct v4l2_queryctrl vino_indycam_v4l2_controls[] = {
 		.maximum = 1,
 		.step = 1,
 		.default_value = INDYCAM_AWB_DEFAULT,
-		.flags = 0,
-		.reserved = { INDYCAM_CONTROL_AWB, 0 },
-	},{
+	}, {
 		.id = V4L2_CID_GAIN,
 		.type = V4L2_CTRL_TYPE_INTEGER,
 		.name = "Gain",
@@ -517,29 +530,23 @@ struct v4l2_queryctrl vino_indycam_v4l2_controls[] = {
 		.maximum = INDYCAM_GAIN_MAX,
 		.step = 1,
 		.default_value = INDYCAM_GAIN_DEFAULT,
-		.flags = 0,
-		.reserved = { INDYCAM_CONTROL_GAIN, 0 },
-	},{
-		.id = V4L2_CID_PRIVATE_BASE,
+	}, {
+		.id = INDYCAM_CONTROL_RED_SATURATION,
 		.type = V4L2_CTRL_TYPE_INTEGER,
 		.name = "Red Saturation",
 		.minimum = INDYCAM_RED_SATURATION_MIN,
 		.maximum = INDYCAM_RED_SATURATION_MAX,
 		.step = 1,
 		.default_value = INDYCAM_RED_SATURATION_DEFAULT,
-		.flags = 0,
-		.reserved = { INDYCAM_CONTROL_RED_SATURATION, 0 },
-	},{
-		.id = V4L2_CID_PRIVATE_BASE + 1,
+	}, {
+		.id = INDYCAM_CONTROL_BLUE_SATURATION,
 		.type = V4L2_CTRL_TYPE_INTEGER,
 		.name = "Blue Saturation",
 		.minimum = INDYCAM_BLUE_SATURATION_MIN,
 		.maximum = INDYCAM_BLUE_SATURATION_MAX,
 		.step = 1,
 		.default_value = INDYCAM_BLUE_SATURATION_DEFAULT,
-		.flags = 0,
-		.reserved = { INDYCAM_CONTROL_BLUE_SATURATION, 0 },
-	},{
+	}, {
 		.id = V4L2_CID_RED_BALANCE,
 		.type = V4L2_CTRL_TYPE_INTEGER,
 		.name = "Red Balance",
@@ -547,9 +554,7 @@ struct v4l2_queryctrl vino_indycam_v4l2_controls[] = {
 		.maximum = INDYCAM_RED_BALANCE_MAX,
 		.step = 1,
 		.default_value = INDYCAM_RED_BALANCE_DEFAULT,
-		.flags = 0,
-		.reserved = { INDYCAM_CONTROL_RED_BALANCE, 0 },
-	},{
+	}, {
 		.id = V4L2_CID_BLUE_BALANCE,
 		.type = V4L2_CTRL_TYPE_INTEGER,
 		.name = "Blue Balance",
@@ -557,9 +562,7 @@ struct v4l2_queryctrl vino_indycam_v4l2_controls[] = {
 		.maximum = INDYCAM_BLUE_BALANCE_MAX,
 		.step = 1,
 		.default_value = INDYCAM_BLUE_BALANCE_DEFAULT,
-		.flags = 0,
-		.reserved = { INDYCAM_CONTROL_BLUE_BALANCE, 0 },
-	},{
+	}, {
 		.id = V4L2_CID_EXPOSURE,
 		.type = V4L2_CTRL_TYPE_INTEGER,
 		.name = "Shutter Control",
@@ -567,9 +570,7 @@ struct v4l2_queryctrl vino_indycam_v4l2_controls[] = {
 		.maximum = INDYCAM_SHUTTER_MAX,
 		.step = 1,
 		.default_value = INDYCAM_SHUTTER_DEFAULT,
-		.flags = 0,
-		.reserved = { INDYCAM_CONTROL_SHUTTER, 0 },
-	},{
+	}, {
 		.id = V4L2_CID_GAMMA,
 		.type = V4L2_CTRL_TYPE_INTEGER,
 		.name = "Gamma",
@@ -577,8 +578,6 @@ struct v4l2_queryctrl vino_indycam_v4l2_controls[] = {
 		.maximum = INDYCAM_GAMMA_MAX,
 		.step = 1,
 		.default_value = INDYCAM_GAMMA_DEFAULT,
-		.flags = 0,
-		.reserved = { INDYCAM_CONTROL_GAMMA, 0 },
 	}
 };
 
@@ -593,209 +592,73 @@ struct v4l2_queryctrl vino_saa7191_v4l2_controls[] = {
 		.maximum = SAA7191_HUE_MAX,
 		.step = 1,
 		.default_value = SAA7191_HUE_DEFAULT,
-		.flags = 0,
-		.reserved = { SAA7191_CONTROL_HUE, 0 },
-	},{
-		.id = V4L2_CID_PRIVATE_BASE,
+	}, {
+		.id = SAA7191_CONTROL_BANDPASS,
 		.type = V4L2_CTRL_TYPE_INTEGER,
 		.name = "Luminance Bandpass",
 		.minimum = SAA7191_BANDPASS_MIN,
 		.maximum = SAA7191_BANDPASS_MAX,
 		.step = 1,
 		.default_value = SAA7191_BANDPASS_DEFAULT,
-		.flags = 0,
-		.reserved = { SAA7191_CONTROL_BANDPASS, 0 },
-	},{
-		.id = V4L2_CID_PRIVATE_BASE + 1,
+	}, {
+		.id = SAA7191_CONTROL_BANDPASS_WEIGHT,
 		.type = V4L2_CTRL_TYPE_INTEGER,
 		.name = "Luminance Bandpass Weight",
 		.minimum = SAA7191_BANDPASS_WEIGHT_MIN,
 		.maximum = SAA7191_BANDPASS_WEIGHT_MAX,
 		.step = 1,
 		.default_value = SAA7191_BANDPASS_WEIGHT_DEFAULT,
-		.flags = 0,
-		.reserved = { SAA7191_CONTROL_BANDPASS_WEIGHT, 0 },
-	},{
-		.id = V4L2_CID_PRIVATE_BASE + 2,
+	}, {
+		.id = SAA7191_CONTROL_CORING,
 		.type = V4L2_CTRL_TYPE_INTEGER,
 		.name = "HF Luminance Coring",
 		.minimum = SAA7191_CORING_MIN,
 		.maximum = SAA7191_CORING_MAX,
 		.step = 1,
 		.default_value = SAA7191_CORING_DEFAULT,
-		.flags = 0,
-		.reserved = { SAA7191_CONTROL_CORING, 0 },
-	},{
-		.id = V4L2_CID_PRIVATE_BASE + 3,
+	}, {
+		.id = SAA7191_CONTROL_FORCE_COLOUR,
 		.type = V4L2_CTRL_TYPE_BOOLEAN,
 		.name = "Force Colour",
 		.minimum = SAA7191_FORCE_COLOUR_MIN,
 		.maximum = SAA7191_FORCE_COLOUR_MAX,
 		.step = 1,
 		.default_value = SAA7191_FORCE_COLOUR_DEFAULT,
-		.flags = 0,
-		.reserved = { SAA7191_CONTROL_FORCE_COLOUR, 0 },
-	},{
-		.id = V4L2_CID_PRIVATE_BASE + 4,
+	}, {
+		.id = SAA7191_CONTROL_CHROMA_GAIN,
 		.type = V4L2_CTRL_TYPE_INTEGER,
 		.name = "Chrominance Gain Control",
 		.minimum = SAA7191_CHROMA_GAIN_MIN,
 		.maximum = SAA7191_CHROMA_GAIN_MAX,
 		.step = 1,
 		.default_value = SAA7191_CHROMA_GAIN_DEFAULT,
-		.flags = 0,
-		.reserved = { SAA7191_CONTROL_CHROMA_GAIN, 0 },
-	},{
-		.id = V4L2_CID_PRIVATE_BASE + 5,
+	}, {
+		.id = SAA7191_CONTROL_VTRC,
 		.type = V4L2_CTRL_TYPE_BOOLEAN,
 		.name = "VTR Time Constant",
 		.minimum = SAA7191_VTRC_MIN,
 		.maximum = SAA7191_VTRC_MAX,
 		.step = 1,
 		.default_value = SAA7191_VTRC_DEFAULT,
-		.flags = 0,
-		.reserved = { SAA7191_CONTROL_VTRC, 0 },
-	},{
-		.id = V4L2_CID_PRIVATE_BASE + 6,
+	}, {
+		.id = SAA7191_CONTROL_LUMA_DELAY,
 		.type = V4L2_CTRL_TYPE_INTEGER,
 		.name = "Luminance Delay Compensation",
 		.minimum = SAA7191_LUMA_DELAY_MIN,
 		.maximum = SAA7191_LUMA_DELAY_MAX,
 		.step = 1,
 		.default_value = SAA7191_LUMA_DELAY_DEFAULT,
-		.flags = 0,
-		.reserved = { SAA7191_CONTROL_LUMA_DELAY, 0 },
-	},{
-		.id = V4L2_CID_PRIVATE_BASE + 7,
+	}, {
+		.id = SAA7191_CONTROL_VNR,
 		.type = V4L2_CTRL_TYPE_INTEGER,
 		.name = "Vertical Noise Reduction",
 		.minimum = SAA7191_VNR_MIN,
 		.maximum = SAA7191_VNR_MAX,
 		.step = 1,
 		.default_value = SAA7191_VNR_DEFAULT,
-		.flags = 0,
-		.reserved = { SAA7191_CONTROL_VNR, 0 },
-	}
-};
-
-/* VINO I2C bus functions */
-
-unsigned i2c_vino_getctrl(void *data)
-{
-	return vino->i2c_control;
-}
-
-void i2c_vino_setctrl(void *data, unsigned val)
-{
-	vino->i2c_control = val;
-}
-
-unsigned i2c_vino_rdata(void *data)
-{
-	return vino->i2c_data;
-}
-
-void i2c_vino_wdata(void *data, unsigned val)
-{
-	vino->i2c_data = val;
-}
-
-static struct i2c_algo_sgi_data i2c_sgi_vino_data =
-{
-	.getctrl = &i2c_vino_getctrl,
-	.setctrl = &i2c_vino_setctrl,
-	.rdata   = &i2c_vino_rdata,
-	.wdata   = &i2c_vino_wdata,
-	.xfer_timeout = 200,
-	.ack_timeout  = 1000,
-};
-
-/*
- * There are two possible clients on VINO I2C bus, so we limit usage only
- * to them.
- */
-static int i2c_vino_client_reg(struct i2c_client *client)
-{
-	unsigned long flags;
-	int ret = 0;
-
-	spin_lock_irqsave(&vino_drvdata->input_lock, flags);
-	switch (client->driver->id) {
-	case I2C_DRIVERID_SAA7191:
-		if (vino_drvdata->decoder.driver)
-			ret = -EBUSY;
-		else
-			vino_drvdata->decoder.driver = client;
-		break;
-	case I2C_DRIVERID_INDYCAM:
-		if (vino_drvdata->camera.driver)
-			ret = -EBUSY;
-		else
-			vino_drvdata->camera.driver = client;
-		break;
-	default:
-		ret = -ENODEV;
-	}
-	spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
-
-	return ret;
-}
-
-static int i2c_vino_client_unreg(struct i2c_client *client)
-{
-	unsigned long flags;
-	int ret = 0;
-
-	spin_lock_irqsave(&vino_drvdata->input_lock, flags);
-	if (client == vino_drvdata->decoder.driver) {
-		if (vino_drvdata->decoder.owner != VINO_NO_CHANNEL)
-			ret = -EBUSY;
-		else
-			vino_drvdata->decoder.driver = NULL;
-	} else if (client == vino_drvdata->camera.driver) {
-		if (vino_drvdata->camera.owner != VINO_NO_CHANNEL)
-			ret = -EBUSY;
-		else
-			vino_drvdata->camera.driver = NULL;
 	}
-	spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
-
-	return ret;
-}
-
-static struct i2c_adapter vino_i2c_adapter =
-{
-	.name			= "VINO I2C bus",
-	.id			= I2C_HW_SGI_VINO,
-	.algo_data		= &i2c_sgi_vino_data,
-	.client_register	= &i2c_vino_client_reg,
-	.client_unregister	= &i2c_vino_client_unreg,
 };
 
-static int vino_i2c_add_bus(void)
-{
-	return i2c_sgi_add_bus(&vino_i2c_adapter);
-}
-
-static int vino_i2c_del_bus(void)
-{
-	return i2c_del_adapter(&vino_i2c_adapter);
-}
-
-static int i2c_camera_command(unsigned int cmd, void *arg)
-{
-	return vino_drvdata->camera.driver->
-		driver->command(vino_drvdata->camera.driver,
-				cmd, arg);
-}
-
-static int i2c_decoder_command(unsigned int cmd, void *arg)
-{
-	return vino_drvdata->decoder.driver->
-		driver->command(vino_drvdata->decoder.driver,
-				cmd, arg);
-}
-
 /* VINO framebuffer/DMA descriptor management */
 
 static void vino_free_buffer_with_count(struct vino_framebuffer *fb,
@@ -1741,6 +1604,184 @@ static inline void vino_set_default_framerate(struct
 	vino_set_framerate(vcs, vino_data_norms[vcs->data_norm].fps_max);
 }
 
+/* VINO I2C bus functions */
+
+struct i2c_algo_sgi_data {
+	void *data;	/* private data for lowlevel routines */
+	unsigned (*getctrl)(void *data);
+	void (*setctrl)(void *data, unsigned val);
+	unsigned (*rdata)(void *data);
+	void (*wdata)(void *data, unsigned val);
+
+	int xfer_timeout;
+	int ack_timeout;
+};
+
+static int wait_xfer_done(struct i2c_algo_sgi_data *adap)
+{
+	int i;
+
+	for (i = 0; i < adap->xfer_timeout; i++) {
+		if ((adap->getctrl(adap->data) & SGI_I2C_XFER_BUSY) == 0)
+			return 0;
+		udelay(1);
+	}
+
+	return -ETIMEDOUT;
+}
+
+static int wait_ack(struct i2c_algo_sgi_data *adap)
+{
+	int i;
+
+	if (wait_xfer_done(adap))
+		return -ETIMEDOUT;
+	for (i = 0; i < adap->ack_timeout; i++) {
+		if ((adap->getctrl(adap->data) & SGI_I2C_NACK) == 0)
+			return 0;
+		udelay(1);
+	}
+
+	return -ETIMEDOUT;
+}
+
+static int force_idle(struct i2c_algo_sgi_data *adap)
+{
+	int i;
+
+	adap->setctrl(adap->data, SGI_I2C_FORCE_IDLE);
+	for (i = 0; i < adap->xfer_timeout; i++) {
+		if ((adap->getctrl(adap->data) & SGI_I2C_NOT_IDLE) == 0)
+			goto out;
+		udelay(1);
+	}
+	return -ETIMEDOUT;
+out:
+	if (adap->getctrl(adap->data) & SGI_I2C_BUS_ERR)
+		return -EIO;
+	return 0;
+}
+
+static int do_address(struct i2c_algo_sgi_data *adap, unsigned int addr,
+		      int rd)
+{
+	if (rd)
+		adap->setctrl(adap->data, SGI_I2C_NOT_IDLE);
+	/* Check if bus is idle, eventually force it to do so */
+	if (adap->getctrl(adap->data) & SGI_I2C_NOT_IDLE)
+		if (force_idle(adap))
+			return -EIO;
+	/* Write out the i2c chip address and specify operation */
+	adap->setctrl(adap->data,
+		      SGI_I2C_HOLD_BUS | SGI_I2C_WRITE | SGI_I2C_NOT_IDLE);
+	if (rd)
+		addr |= 1;
+	adap->wdata(adap->data, addr);
+	if (wait_ack(adap))
+		return -EIO;
+	return 0;
+}
+
+static int i2c_read(struct i2c_algo_sgi_data *adap, unsigned char *buf,
+		    unsigned int len)
+{
+	int i;
+
+	adap->setctrl(adap->data,
+		      SGI_I2C_HOLD_BUS | SGI_I2C_READ | SGI_I2C_NOT_IDLE);
+	for (i = 0; i < len; i++) {
+		if (wait_xfer_done(adap))
+			return -EIO;
+		buf[i] = adap->rdata(adap->data);
+	}
+	adap->setctrl(adap->data, SGI_I2C_RELEASE_BUS | SGI_I2C_FORCE_IDLE);
+
+	return 0;
+
+}
+
+static int i2c_write(struct i2c_algo_sgi_data *adap, unsigned char *buf,
+		     unsigned int len)
+{
+	int i;
+
+	/* We are already in write state */
+	for (i = 0; i < len; i++) {
+		adap->wdata(adap->data, buf[i]);
+		if (wait_ack(adap))
+			return -EIO;
+	}
+	return 0;
+}
+
+static int sgi_xfer(struct i2c_adapter *i2c_adap, struct i2c_msg *msgs,
+		    int num)
+{
+	struct i2c_algo_sgi_data *adap = i2c_adap->algo_data;
+	struct i2c_msg *p;
+	int i, err = 0;
+
+	for (i = 0; !err && i < num; i++) {
+		p = &msgs[i];
+		err = do_address(adap, p->addr, p->flags & I2C_M_RD);
+		if (err || !p->len)
+			continue;
+		if (p->flags & I2C_M_RD)
+			err = i2c_read(adap, p->buf, p->len);
+		else
+			err = i2c_write(adap, p->buf, p->len);
+	}
+
+	return (err < 0) ? err : i;
+}
+
+static u32 sgi_func(struct i2c_adapter *adap)
+{
+	return I2C_FUNC_SMBUS_EMUL;
+}
+
+static const struct i2c_algorithm sgi_algo = {
+	.master_xfer	= sgi_xfer,
+	.functionality	= sgi_func,
+};
+
+static unsigned i2c_vino_getctrl(void *data)
+{
+	return vino->i2c_control;
+}
+
+static void i2c_vino_setctrl(void *data, unsigned val)
+{
+	vino->i2c_control = val;
+}
+
+static unsigned i2c_vino_rdata(void *data)
+{
+	return vino->i2c_data;
+}
+
+static void i2c_vino_wdata(void *data, unsigned val)
+{
+	vino->i2c_data = val;
+}
+
+static struct i2c_algo_sgi_data i2c_sgi_vino_data = {
+	.getctrl = &i2c_vino_getctrl,
+	.setctrl = &i2c_vino_setctrl,
+	.rdata   = &i2c_vino_rdata,
+	.wdata   = &i2c_vino_wdata,
+	.xfer_timeout = 200,
+	.ack_timeout  = 1000,
+};
+
+static struct i2c_adapter vino_i2c_adapter = {
+	.name			= "VINO I2C bus",
+	.id			= I2C_HW_SGI_VINO,
+	.algo			= &sgi_algo,
+	.algo_data		= &i2c_sgi_vino_data,
+	.owner 			= THIS_MODULE,
+};
+
 /*
  * Prepare VINO for DMA transfer...
  * (execute only with vino_lock and input_lock locked)
@@ -2494,86 +2535,15 @@ static int vino_get_saa7191_input(int input)
 	}
 }
 
-static int vino_get_saa7191_norm(unsigned int data_norm)
-{
-	switch (data_norm) {
-	case VINO_DATA_NORM_AUTO:
-		return SAA7191_NORM_AUTO;
-	case VINO_DATA_NORM_AUTO_EXT:
-		return SAA7191_NORM_AUTO_EXT;
-	case VINO_DATA_NORM_PAL:
-		return SAA7191_NORM_PAL;
-	case VINO_DATA_NORM_NTSC:
-		return SAA7191_NORM_NTSC;
-	case VINO_DATA_NORM_SECAM:
-		return SAA7191_NORM_SECAM;
-	default:
-		printk(KERN_ERR "VINO: vino_get_saa7191_norm(): "
-		       "invalid norm!\n");
-		return -1;
-	}
-}
-
-static int vino_get_from_saa7191_norm(int saa7191_norm)
-{
-	switch (saa7191_norm) {
-	case SAA7191_NORM_PAL:
-		return VINO_DATA_NORM_PAL;
-	case SAA7191_NORM_NTSC:
-		return VINO_DATA_NORM_NTSC;
-	case SAA7191_NORM_SECAM:
-		return VINO_DATA_NORM_SECAM;
-	default:
-		printk(KERN_ERR "VINO: vino_get_from_saa7191_norm(): "
-		       "invalid norm!\n");
-		return VINO_DATA_NORM_NONE;
-	}
-}
-
-static int vino_saa7191_set_norm(unsigned int *data_norm)
-{
-	int saa7191_norm, new_data_norm;
-	int err = 0;
-
-	saa7191_norm = vino_get_saa7191_norm(*data_norm);
-
-	err = i2c_decoder_command(DECODER_SAA7191_SET_NORM,
-				  &saa7191_norm);
-	if (err)
-		goto out;
-
-	if ((*data_norm == VINO_DATA_NORM_AUTO)
-	    || (*data_norm == VINO_DATA_NORM_AUTO_EXT)) {
-		struct saa7191_status status;
-
-		err = i2c_decoder_command(DECODER_SAA7191_GET_STATUS,
-					  &status);
-		if (err)
-			goto out;
-
-		new_data_norm =
-			vino_get_from_saa7191_norm(status.norm);
-		if (new_data_norm == VINO_DATA_NORM_NONE) {
-			err = -EINVAL;
-			goto out;
-		}
-
-		*data_norm = (unsigned int)new_data_norm;
-	}
-
-out:
-	return err;
-}
-
 /* execute with input_lock locked */
 static int vino_is_input_owner(struct vino_channel_settings *vcs)
 {
 	switch(vcs->input) {
 	case VINO_INPUT_COMPOSITE:
 	case VINO_INPUT_SVIDEO:
-		return (vino_drvdata->decoder.owner == vcs->channel);
+		return vino_drvdata->decoder_owner == vcs->channel;
 	case VINO_INPUT_D1:
-		return (vino_drvdata->camera.owner == vcs->channel);
+		return vino_drvdata->camera_owner == vcs->channel;
 	default:
 		return 0;
 	}
@@ -2589,23 +2559,22 @@ static int vino_acquire_input(struct vino_channel_settings *vcs)
 	spin_lock_irqsave(&vino_drvdata->input_lock, flags);
 
 	/* First try D1 and then SAA7191 */
-	if (vino_drvdata->camera.driver
-	    && (vino_drvdata->camera.owner == VINO_NO_CHANNEL)) {
-		i2c_use_client(vino_drvdata->camera.driver);
-		vino_drvdata->camera.owner = vcs->channel;
+	if (vino_drvdata->camera
+	    && (vino_drvdata->camera_owner == VINO_NO_CHANNEL)) {
+		vino_drvdata->camera_owner = vcs->channel;
 		vcs->input = VINO_INPUT_D1;
 		vcs->data_norm = VINO_DATA_NORM_D1;
-	} else if (vino_drvdata->decoder.driver
-		   && (vino_drvdata->decoder.owner == VINO_NO_CHANNEL)) {
-		int input, data_norm;
-		int saa7191_input;
+	} else if (vino_drvdata->decoder
+		   && (vino_drvdata->decoder_owner == VINO_NO_CHANNEL)) {
+		int input;
+		int data_norm;
+		v4l2_std_id norm;
+		struct v4l2_routing route = { 0, 0 };
 
-		i2c_use_client(vino_drvdata->decoder.driver);
 		input = VINO_INPUT_COMPOSITE;
 
-		saa7191_input = vino_get_saa7191_input(input);
-		ret = i2c_decoder_command(DECODER_SET_INPUT,
-					  &saa7191_input);
+		route.input = vino_get_saa7191_input(input);
+		ret = decoder_call(video, s_routing, &route);
 		if (ret) {
 			ret = -EINVAL;
 			goto out;
@@ -2616,12 +2585,15 @@ static int vino_acquire_input(struct vino_channel_settings *vcs)
 		/* Don't hold spinlocks while auto-detecting norm
 		 * as it may take a while... */
 
-		data_norm = VINO_DATA_NORM_AUTO_EXT;
-
-		ret = vino_saa7191_set_norm(&data_norm);
-		if ((ret == -EBUSY) || (ret == -EAGAIN)) {
-			data_norm = VINO_DATA_NORM_PAL;
-			ret = vino_saa7191_set_norm(&data_norm);
+		ret = decoder_call(video, querystd, &norm);
+		if (!ret) {
+			for (data_norm = 0; data_norm < 3; data_norm++) {
+				if (vino_data_norms[data_norm].std & norm)
+					break;
+			}
+			if (data_norm == 3)
+				data_norm = VINO_DATA_NORM_PAL;
+			ret = decoder_call(tuner, s_std, norm);
 		}
 
 		spin_lock_irqsave(&vino_drvdata->input_lock, flags);
@@ -2631,7 +2603,7 @@ static int vino_acquire_input(struct vino_channel_settings *vcs)
 			goto out;
 		}
 
-		vino_drvdata->decoder.owner = vcs->channel;
+		vino_drvdata->decoder_owner = vcs->channel;
 
 		vcs->input = input;
 		vcs->data_norm = data_norm;
@@ -2676,25 +2648,24 @@ static int vino_set_input(struct vino_channel_settings *vcs, int input)
 	switch (input) {
 	case VINO_INPUT_COMPOSITE:
 	case VINO_INPUT_SVIDEO:
-		if (!vino_drvdata->decoder.driver) {
+		if (!vino_drvdata->decoder) {
 			ret = -EINVAL;
 			goto out;
 		}
 
-		if (vino_drvdata->decoder.owner == VINO_NO_CHANNEL) {
-			i2c_use_client(vino_drvdata->decoder.driver);
-			vino_drvdata->decoder.owner = vcs->channel;
+		if (vino_drvdata->decoder_owner == VINO_NO_CHANNEL) {
+			vino_drvdata->decoder_owner = vcs->channel;
 		}
 
-		if (vino_drvdata->decoder.owner == vcs->channel) {
+		if (vino_drvdata->decoder_owner == vcs->channel) {
 			int data_norm;
-			int saa7191_input;
+			v4l2_std_id norm;
+			struct v4l2_routing route = { 0, 0 };
 
-			saa7191_input = vino_get_saa7191_input(input);
-			ret = i2c_decoder_command(DECODER_SET_INPUT,
-						  &saa7191_input);
+			route.input = vino_get_saa7191_input(input);
+			ret = decoder_call(video, s_routing, &route);
 			if (ret) {
-				vino_drvdata->decoder.owner = VINO_NO_CHANNEL;
+				vino_drvdata->decoder_owner = VINO_NO_CHANNEL;
 				ret = -EINVAL;
 				goto out;
 			}
@@ -2704,18 +2675,21 @@ static int vino_set_input(struct vino_channel_settings *vcs, int input)
 			/* Don't hold spinlocks while auto-detecting norm
 			 * as it may take a while... */
 
-			data_norm = VINO_DATA_NORM_AUTO_EXT;
-
-			ret = vino_saa7191_set_norm(&data_norm);
-			if ((ret  == -EBUSY) || (ret == -EAGAIN)) {
-				data_norm = VINO_DATA_NORM_PAL;
-				ret = vino_saa7191_set_norm(&data_norm);
+			ret = decoder_call(video, querystd, &norm);
+			if (!ret) {
+				for (data_norm = 0; data_norm < 3; data_norm++) {
+					if (vino_data_norms[data_norm].std & norm)
+						break;
+				}
+				if (data_norm == 3)
+					data_norm = VINO_DATA_NORM_PAL;
+				ret = decoder_call(tuner, s_std, norm);
 			}
 
 			spin_lock_irqsave(&vino_drvdata->input_lock, flags);
 
 			if (ret) {
-				vino_drvdata->decoder.owner = VINO_NO_CHANNEL;
+				vino_drvdata->decoder_owner = VINO_NO_CHANNEL;
 				ret = -EINVAL;
 				goto out;
 			}
@@ -2732,37 +2706,31 @@ static int vino_set_input(struct vino_channel_settings *vcs, int input)
 			vcs->data_norm = vcs2->data_norm;
 		}
 
-		if (vino_drvdata->camera.owner == vcs->channel) {
+		if (vino_drvdata->camera_owner == vcs->channel) {
 			/* Transfer the ownership or release the input */
 			if (vcs2->input == VINO_INPUT_D1) {
-				vino_drvdata->camera.owner = vcs2->channel;
+				vino_drvdata->camera_owner = vcs2->channel;
 			} else {
-				i2c_release_client(vino_drvdata->
-						   camera.driver);
-				vino_drvdata->camera.owner = VINO_NO_CHANNEL;
+				vino_drvdata->camera_owner = VINO_NO_CHANNEL;
 			}
 		}
 		break;
 	case VINO_INPUT_D1:
-		if (!vino_drvdata->camera.driver) {
+		if (!vino_drvdata->camera) {
 			ret = -EINVAL;
 			goto out;
 		}
 
-		if (vino_drvdata->camera.owner == VINO_NO_CHANNEL) {
-			i2c_use_client(vino_drvdata->camera.driver);
-			vino_drvdata->camera.owner = vcs->channel;
-		}
+		if (vino_drvdata->camera_owner == VINO_NO_CHANNEL)
+			vino_drvdata->camera_owner = vcs->channel;
 
-		if (vino_drvdata->decoder.owner == vcs->channel) {
+		if (vino_drvdata->decoder_owner == vcs->channel) {
 			/* Transfer the ownership or release the input */
 			if ((vcs2->input == VINO_INPUT_COMPOSITE) ||
 				 (vcs2->input == VINO_INPUT_SVIDEO)) {
-				vino_drvdata->decoder.owner = vcs2->channel;
+				vino_drvdata->decoder_owner = vcs2->channel;
 			} else {
-				i2c_release_client(vino_drvdata->
-						   decoder.driver);
-				vino_drvdata->decoder.owner = VINO_NO_CHANNEL;
+				vino_drvdata->decoder_owner = VINO_NO_CHANNEL;
 			}
 		}
 
@@ -2799,20 +2767,18 @@ static void vino_release_input(struct vino_channel_settings *vcs)
 	/* Release ownership of the channel
 	 * and if the other channel takes input from
 	 * the same source, transfer the ownership */
-	if (vino_drvdata->camera.owner == vcs->channel) {
+	if (vino_drvdata->camera_owner == vcs->channel) {
 		if (vcs2->input == VINO_INPUT_D1) {
-			vino_drvdata->camera.owner = vcs2->channel;
+			vino_drvdata->camera_owner = vcs2->channel;
 		} else {
-			i2c_release_client(vino_drvdata->camera.driver);
-			vino_drvdata->camera.owner = VINO_NO_CHANNEL;
+			vino_drvdata->camera_owner = VINO_NO_CHANNEL;
 		}
-	} else if (vino_drvdata->decoder.owner == vcs->channel) {
+	} else if (vino_drvdata->decoder_owner == vcs->channel) {
 		if ((vcs2->input == VINO_INPUT_COMPOSITE) ||
 			 (vcs2->input == VINO_INPUT_SVIDEO)) {
-			vino_drvdata->decoder.owner = vcs2->channel;
+			vino_drvdata->decoder_owner = vcs2->channel;
 		} else {
-			i2c_release_client(vino_drvdata->decoder.driver);
-			vino_drvdata->decoder.owner = VINO_NO_CHANNEL;
+			vino_drvdata->decoder_owner = VINO_NO_CHANNEL;
 		}
 	}
 	vcs->input = VINO_INPUT_NONE;
@@ -2833,18 +2799,16 @@ static int vino_set_data_norm(struct vino_channel_settings *vcs,
 	switch (vcs->input) {
 	case VINO_INPUT_D1:
 		/* only one "norm" supported */
-		if ((data_norm != VINO_DATA_NORM_D1)
-		    && (data_norm != VINO_DATA_NORM_AUTO)
-		    && (data_norm != VINO_DATA_NORM_AUTO_EXT))
+		if (data_norm != VINO_DATA_NORM_D1)
 			return -EINVAL;
 		break;
 	case VINO_INPUT_COMPOSITE:
 	case VINO_INPUT_SVIDEO: {
+		v4l2_std_id norm;
+
 		if ((data_norm != VINO_DATA_NORM_PAL)
 		    && (data_norm != VINO_DATA_NORM_NTSC)
-		    && (data_norm != VINO_DATA_NORM_SECAM)
-		    && (data_norm != VINO_DATA_NORM_AUTO)
-		    && (data_norm != VINO_DATA_NORM_AUTO_EXT))
+		    && (data_norm != VINO_DATA_NORM_SECAM))
 			return -EINVAL;
 
 		spin_unlock_irqrestore(&vino_drvdata->input_lock, *flags);
@@ -2852,7 +2816,8 @@ static int vino_set_data_norm(struct vino_channel_settings *vcs,
 		/* Don't hold spinlocks while setting norm
 		 * as it may take a while... */
 
-		err = vino_saa7191_set_norm(&data_norm);
+		norm = vino_data_norms[data_norm].std;
+		err = decoder_call(tuner, s_std, norm);
 
 		spin_lock_irqsave(&vino_drvdata->input_lock, *flags);
 
@@ -2888,41 +2853,13 @@ static int vino_find_data_format(__u32 pixelformat)
 	return VINO_DATA_FMT_NONE;
 }
 
-static int vino_enum_data_norm(struct vino_channel_settings *vcs, __u32 index)
-{
-	int data_norm = VINO_DATA_NORM_NONE;
-	unsigned long flags;
-
-	spin_lock_irqsave(&vino_drvdata->input_lock, flags);
-	switch(vcs->input) {
-	case VINO_INPUT_COMPOSITE:
-	case VINO_INPUT_SVIDEO:
-		if (index == 0) {
-			data_norm = VINO_DATA_NORM_PAL;
-		} else if (index == 1) {
-			data_norm = VINO_DATA_NORM_NTSC;
-		} else if (index == 2) {
-			data_norm = VINO_DATA_NORM_SECAM;
-		}
-		break;
-	case VINO_INPUT_D1:
-		if (index == 0) {
-			data_norm = VINO_DATA_NORM_D1;
-		}
-		break;
-	}
-	spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
-
-	return data_norm;
-}
-
-static int vino_enum_input(struct vino_channel_settings *vcs, __u32 index)
+static int vino_int_enum_input(struct vino_channel_settings *vcs, __u32 index)
 {
 	int input = VINO_INPUT_NONE;
 	unsigned long flags;
 
 	spin_lock_irqsave(&vino_drvdata->input_lock, flags);
-	if (vino_drvdata->decoder.driver && vino_drvdata->camera.driver) {
+	if (vino_drvdata->decoder && vino_drvdata->camera) {
 		switch (index) {
 		case 0:
 			input = VINO_INPUT_COMPOSITE;
@@ -2934,7 +2871,7 @@ static int vino_enum_input(struct vino_channel_settings *vcs, __u32 index)
 			input = VINO_INPUT_D1;
 			break;
 		}
-	} else if (vino_drvdata->decoder.driver) {
+	} else if (vino_drvdata->decoder) {
 		switch (index) {
 		case 0:
 			input = VINO_INPUT_COMPOSITE;
@@ -2943,7 +2880,7 @@ static int vino_enum_input(struct vino_channel_settings *vcs, __u32 index)
 			input = VINO_INPUT_SVIDEO;
 			break;
 		}
-	} else if (vino_drvdata->camera.driver) {
+	} else if (vino_drvdata->camera) {
 		switch (index) {
 		case 0:
 			input = VINO_INPUT_D1;
@@ -2961,7 +2898,7 @@ static __u32 vino_find_input_index(struct vino_channel_settings *vcs)
 	__u32 index = 0;
 	// FIXME: detect when no inputs available
 
-	if (vino_drvdata->decoder.driver && vino_drvdata->camera.driver) {
+	if (vino_drvdata->decoder && vino_drvdata->camera) {
 		switch (vcs->input) {
 		case VINO_INPUT_COMPOSITE:
 			index = 0;
@@ -2973,7 +2910,7 @@ static __u32 vino_find_input_index(struct vino_channel_settings *vcs)
 			index = 2;
 			break;
 		}
-	} else if (vino_drvdata->decoder.driver) {
+	} else if (vino_drvdata->decoder) {
 		switch (vcs->input) {
 		case VINO_INPUT_COMPOSITE:
 			index = 0;
@@ -2982,7 +2919,7 @@ static __u32 vino_find_input_index(struct vino_channel_settings *vcs)
 			index = 1;
 			break;
 		}
-	} else if (vino_drvdata->camera.driver) {
+	} else if (vino_drvdata->camera) {
 		switch (vcs->input) {
 		case VINO_INPUT_D1:
 			index = 0;
@@ -2995,7 +2932,8 @@ static __u32 vino_find_input_index(struct vino_channel_settings *vcs)
 
 /* V4L2 ioctls */
 
-static void vino_v4l2_querycap(struct v4l2_capability *cap)
+static int vino_querycap(struct file *file, void *__fh,
+		struct v4l2_capability *cap)
 {
 	memset(cap, 0, sizeof(struct v4l2_capability));
 
@@ -3007,16 +2945,18 @@ static void vino_v4l2_querycap(struct v4l2_capability *cap)
 		V4L2_CAP_VIDEO_CAPTURE |
 		V4L2_CAP_STREAMING;
 	// V4L2_CAP_OVERLAY, V4L2_CAP_READWRITE
+	return 0;
 }
 
-static int vino_v4l2_enuminput(struct vino_channel_settings *vcs,
+static int vino_enum_input(struct file *file, void *__fh,
 			       struct v4l2_input *i)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	__u32 index = i->index;
 	int input;
 	dprintk("requested index = %d\n", index);
 
-	input = vino_enum_input(vcs, index);
+	input = vino_int_enum_input(vcs, index);
 	if (input == VINO_INPUT_NONE)
 		return -EINVAL;
 
@@ -3027,20 +2967,15 @@ static int vino_v4l2_enuminput(struct vino_channel_settings *vcs,
 	i->std = vino_inputs[input].std;
 	strcpy(i->name, vino_inputs[input].name);
 
-	if ((input == VINO_INPUT_COMPOSITE)
-	    || (input == VINO_INPUT_SVIDEO)) {
-		struct saa7191_status status;
-		i2c_decoder_command(DECODER_SAA7191_GET_STATUS, &status);
-		i->status |= status.signal ? 0 : V4L2_IN_ST_NO_SIGNAL;
-		i->status |= status.color ? 0 : V4L2_IN_ST_NO_COLOR;
-	}
-
+	if (input == VINO_INPUT_COMPOSITE || input == VINO_INPUT_SVIDEO)
+		decoder_call(video, g_input_status, &i->status);
 	return 0;
 }
 
-static int vino_v4l2_g_input(struct vino_channel_settings *vcs,
+static int vino_g_input(struct file *file, void *__fh,
 			     unsigned int *i)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	__u32 index;
 	int input;
 	unsigned long flags;
@@ -3061,52 +2996,24 @@ static int vino_v4l2_g_input(struct vino_channel_settings *vcs,
 	return 0;
 }
 
-static int vino_v4l2_s_input(struct vino_channel_settings *vcs,
-			     unsigned int *i)
+static int vino_s_input(struct file *file, void *__fh,
+			     unsigned int i)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	int input;
-	dprintk("requested input = %d\n", *i);
+	dprintk("requested input = %d\n", i);
 
-	input = vino_enum_input(vcs, *i);
+	input = vino_int_enum_input(vcs, i);
 	if (input == VINO_INPUT_NONE)
 		return -EINVAL;
 
 	return vino_set_input(vcs, input);
 }
 
-static int vino_v4l2_enumstd(struct vino_channel_settings *vcs,
-			     struct v4l2_standard *s)
-{
-	int index = s->index;
-	int data_norm;
-
-	data_norm = vino_enum_data_norm(vcs, index);
-	dprintk("standard index = %d\n", index);
-
-	if (data_norm == VINO_DATA_NORM_NONE)
-		return -EINVAL;
-
-	dprintk("standard name = %s\n",
-	       vino_data_norms[data_norm].description);
-
-	memset(s, 0, sizeof(struct v4l2_standard));
-	s->index = index;
-
-	s->id = vino_data_norms[data_norm].std;
-	s->frameperiod.numerator = 1;
-	s->frameperiod.denominator =
-		vino_data_norms[data_norm].fps_max;
-	s->framelines =
-		vino_data_norms[data_norm].framelines;
-	strcpy(s->name,
-	       vino_data_norms[data_norm].description);
-
-	return 0;
-}
-
-static int vino_v4l2_querystd(struct vino_channel_settings *vcs,
+static int vino_querystd(struct file *file, void *__fh,
 			      v4l2_std_id *std)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	unsigned long flags;
 	int err = 0;
 
@@ -3118,19 +3025,7 @@ static int vino_v4l2_querystd(struct vino_channel_settings *vcs,
 		break;
 	case VINO_INPUT_COMPOSITE:
 	case VINO_INPUT_SVIDEO: {
-		struct saa7191_status status;
-
-		i2c_decoder_command(DECODER_SAA7191_GET_STATUS, &status);
-
-		if (status.signal) {
-			if (status.signal_60hz) {
-				*std = V4L2_STD_NTSC;
-			} else {
-				*std = V4L2_STD_PAL | V4L2_STD_SECAM;
-			}
-		} else {
-			*std = vino_inputs[vcs->input].std;
-		}
+		decoder_call(video, querystd, std);
 		break;
 	}
 	default:
@@ -3142,9 +3037,10 @@ static int vino_v4l2_querystd(struct vino_channel_settings *vcs,
 	return err;
 }
 
-static int vino_v4l2_g_std(struct vino_channel_settings *vcs,
+static int vino_g_std(struct file *file, void *__fh,
 			   v4l2_std_id *std)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	unsigned long flags;
 
 	spin_lock_irqsave(&vino_drvdata->input_lock, flags);
@@ -3157,9 +3053,10 @@ static int vino_v4l2_g_std(struct vino_channel_settings *vcs,
 	return 0;
 }
 
-static int vino_v4l2_s_std(struct vino_channel_settings *vcs,
+static int vino_s_std(struct file *file, void *__fh,
 			   v4l2_std_id *std)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	unsigned long flags;
 	int ret = 0;
 
@@ -3180,12 +3077,7 @@ static int vino_v4l2_s_std(struct vino_channel_settings *vcs,
 		if (vcs->input == VINO_INPUT_D1)
 			goto out;
 
-		if (((*std) & V4L2_STD_PAL)
-		    && ((*std) & V4L2_STD_NTSC)
-		    && ((*std) & V4L2_STD_SECAM)) {
-			ret = vino_set_data_norm(vcs, VINO_DATA_NORM_AUTO_EXT,
-						 &flags);
-		} else if ((*std) & V4L2_STD_PAL) {
+		if ((*std) & V4L2_STD_PAL) {
 			ret = vino_set_data_norm(vcs, VINO_DATA_NORM_PAL,
 						 &flags);
 		} else if ((*std) & V4L2_STD_NTSC) {
@@ -3211,185 +3103,152 @@ out:
 	return ret;
 }
 
-static int vino_v4l2_enum_fmt(struct vino_channel_settings *vcs,
+static int vino_enum_fmt_vid_cap(struct file *file, void *__fh,
 			      struct v4l2_fmtdesc *fd)
 {
 	enum v4l2_buf_type type = fd->type;
 	int index = fd->index;
+
 	dprintk("format index = %d\n", index);
 
-	switch (fd->type) {
-	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
-		if ((fd->index < 0) ||
-		    (fd->index >= VINO_DATA_FMT_COUNT))
-			return -EINVAL;
-		dprintk("format name = %s\n",
-		       vino_data_formats[index].description);
-
-		memset(fd, 0, sizeof(struct v4l2_fmtdesc));
-		fd->index = index;
-		fd->type = type;
-		fd->pixelformat = vino_data_formats[index].pixelformat;
-		strcpy(fd->description, vino_data_formats[index].description);
-		break;
-	case V4L2_BUF_TYPE_VIDEO_OVERLAY:
-	default:
+	if ((fd->index < 0) ||
+			(fd->index >= VINO_DATA_FMT_COUNT))
 		return -EINVAL;
-	}
-
+	dprintk("format name = %s\n",
+			vino_data_formats[index].description);
+
+	memset(fd, 0, sizeof(struct v4l2_fmtdesc));
+	fd->index = index;
+	fd->type = type;
+	fd->pixelformat = vino_data_formats[index].pixelformat;
+	strcpy(fd->description, vino_data_formats[index].description);
 	return 0;
 }
 
-static int vino_v4l2_try_fmt(struct vino_channel_settings *vcs,
+static int vino_try_fmt_vid_cap(struct file *file, void *__fh,
 			     struct v4l2_format *f)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	struct vino_channel_settings tempvcs;
 	unsigned long flags;
+	struct v4l2_pix_format *pf = &f->fmt.pix;
 
-	switch (f->type) {
-	case V4L2_BUF_TYPE_VIDEO_CAPTURE: {
-		struct v4l2_pix_format *pf = &f->fmt.pix;
-
-		dprintk("requested: w = %d, h = %d\n",
-		       pf->width, pf->height);
-
-		spin_lock_irqsave(&vino_drvdata->input_lock, flags);
-		memcpy(&tempvcs, vcs, sizeof(struct vino_channel_settings));
-		spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
+	dprintk("requested: w = %d, h = %d\n",
+			pf->width, pf->height);
 
-		tempvcs.data_format = vino_find_data_format(pf->pixelformat);
-		if (tempvcs.data_format == VINO_DATA_FMT_NONE) {
-			tempvcs.data_format = VINO_DATA_FMT_GREY;
-			pf->pixelformat =
-				vino_data_formats[tempvcs.data_format].
-				pixelformat;
-		}
+	spin_lock_irqsave(&vino_drvdata->input_lock, flags);
+	memcpy(&tempvcs, vcs, sizeof(struct vino_channel_settings));
+	spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
 
-		/* data format must be set before clipping/scaling */
-		vino_set_scaling(&tempvcs, pf->width, pf->height);
+	tempvcs.data_format = vino_find_data_format(pf->pixelformat);
+	if (tempvcs.data_format == VINO_DATA_FMT_NONE) {
+		tempvcs.data_format = VINO_DATA_FMT_GREY;
+		pf->pixelformat =
+			vino_data_formats[tempvcs.data_format].
+			pixelformat;
+	}
 
-		dprintk("data format = %s\n",
-		       vino_data_formats[tempvcs.data_format].description);
+	/* data format must be set before clipping/scaling */
+	vino_set_scaling(&tempvcs, pf->width, pf->height);
 
-		pf->width = (tempvcs.clipping.right - tempvcs.clipping.left) /
-			tempvcs.decimation;
-		pf->height = (tempvcs.clipping.bottom - tempvcs.clipping.top) /
-			tempvcs.decimation;
+	dprintk("data format = %s\n",
+			vino_data_formats[tempvcs.data_format].description);
 
-		pf->field = V4L2_FIELD_INTERLACED;
-		pf->bytesperline = tempvcs.line_size;
-		pf->sizeimage = tempvcs.line_size *
-			(tempvcs.clipping.bottom - tempvcs.clipping.top) /
-			tempvcs.decimation;
-		pf->colorspace =
-			vino_data_formats[tempvcs.data_format].colorspace;
+	pf->width = (tempvcs.clipping.right - tempvcs.clipping.left) /
+		tempvcs.decimation;
+	pf->height = (tempvcs.clipping.bottom - tempvcs.clipping.top) /
+		tempvcs.decimation;
 
-		pf->priv = 0;
-		break;
-	}
-	case V4L2_BUF_TYPE_VIDEO_OVERLAY:
-	default:
-		return -EINVAL;
-	}
+	pf->field = V4L2_FIELD_INTERLACED;
+	pf->bytesperline = tempvcs.line_size;
+	pf->sizeimage = tempvcs.line_size *
+		(tempvcs.clipping.bottom - tempvcs.clipping.top) /
+		tempvcs.decimation;
+	pf->colorspace =
+		vino_data_formats[tempvcs.data_format].colorspace;
 
+	pf->priv = 0;
 	return 0;
 }
 
-static int vino_v4l2_g_fmt(struct vino_channel_settings *vcs,
+static int vino_g_fmt_vid_cap(struct file *file, void *__fh,
 			   struct v4l2_format *f)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	unsigned long flags;
+	struct v4l2_pix_format *pf = &f->fmt.pix;
 
-	switch (f->type) {
-	case V4L2_BUF_TYPE_VIDEO_CAPTURE: {
-		struct v4l2_pix_format *pf = &f->fmt.pix;
-
-		spin_lock_irqsave(&vino_drvdata->input_lock, flags);
-
-		pf->width = (vcs->clipping.right - vcs->clipping.left) /
-			vcs->decimation;
-		pf->height = (vcs->clipping.bottom - vcs->clipping.top) /
-			vcs->decimation;
-		pf->pixelformat =
-			vino_data_formats[vcs->data_format].pixelformat;
+	spin_lock_irqsave(&vino_drvdata->input_lock, flags);
 
-		pf->field = V4L2_FIELD_INTERLACED;
-		pf->bytesperline = vcs->line_size;
-		pf->sizeimage = vcs->line_size *
-			(vcs->clipping.bottom - vcs->clipping.top) /
-			vcs->decimation;
-		pf->colorspace =
-			vino_data_formats[vcs->data_format].colorspace;
+	pf->width = (vcs->clipping.right - vcs->clipping.left) /
+		vcs->decimation;
+	pf->height = (vcs->clipping.bottom - vcs->clipping.top) /
+		vcs->decimation;
+	pf->pixelformat =
+		vino_data_formats[vcs->data_format].pixelformat;
 
-		pf->priv = 0;
+	pf->field = V4L2_FIELD_INTERLACED;
+	pf->bytesperline = vcs->line_size;
+	pf->sizeimage = vcs->line_size *
+		(vcs->clipping.bottom - vcs->clipping.top) /
+		vcs->decimation;
+	pf->colorspace =
+		vino_data_formats[vcs->data_format].colorspace;
 
-		spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
-		break;
-	}
-	case V4L2_BUF_TYPE_VIDEO_OVERLAY:
-	default:
-		return -EINVAL;
-	}
+	pf->priv = 0;
 
+	spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
 	return 0;
 }
 
-static int vino_v4l2_s_fmt(struct vino_channel_settings *vcs,
+static int vino_s_fmt_vid_cap(struct file *file, void *__fh,
 			   struct v4l2_format *f)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	int data_format;
 	unsigned long flags;
+	struct v4l2_pix_format *pf = &f->fmt.pix;
 
-	switch (f->type) {
-	case V4L2_BUF_TYPE_VIDEO_CAPTURE: {
-		struct v4l2_pix_format *pf = &f->fmt.pix;
-
-		spin_lock_irqsave(&vino_drvdata->input_lock, flags);
+	spin_lock_irqsave(&vino_drvdata->input_lock, flags);
 
-		data_format = vino_find_data_format(pf->pixelformat);
+	data_format = vino_find_data_format(pf->pixelformat);
 
-		if (data_format == VINO_DATA_FMT_NONE) {
-			vcs->data_format = VINO_DATA_FMT_GREY;
-			pf->pixelformat =
-				vino_data_formats[vcs->data_format].
-				pixelformat;
-		} else {
-			vcs->data_format = data_format;
-		}
-
-		/* data format must be set before clipping/scaling */
-		vino_set_scaling(vcs, pf->width, pf->height);
+	if (data_format == VINO_DATA_FMT_NONE) {
+		vcs->data_format = VINO_DATA_FMT_GREY;
+		pf->pixelformat =
+			vino_data_formats[vcs->data_format].
+			pixelformat;
+	} else {
+		vcs->data_format = data_format;
+	}
 
-		dprintk("data format = %s\n",
-		       vino_data_formats[vcs->data_format].description);
+	/* data format must be set before clipping/scaling */
+	vino_set_scaling(vcs, pf->width, pf->height);
 
-		pf->width = vcs->clipping.right - vcs->clipping.left;
-		pf->height = vcs->clipping.bottom - vcs->clipping.top;
+	dprintk("data format = %s\n",
+	       vino_data_formats[vcs->data_format].description);
 
-		pf->field = V4L2_FIELD_INTERLACED;
-		pf->bytesperline = vcs->line_size;
-		pf->sizeimage = vcs->line_size *
-			(vcs->clipping.bottom - vcs->clipping.top) /
-			vcs->decimation;
-		pf->colorspace =
-			vino_data_formats[vcs->data_format].colorspace;
+	pf->width = vcs->clipping.right - vcs->clipping.left;
+	pf->height = vcs->clipping.bottom - vcs->clipping.top;
 
-		pf->priv = 0;
+	pf->field = V4L2_FIELD_INTERLACED;
+	pf->bytesperline = vcs->line_size;
+	pf->sizeimage = vcs->line_size *
+		(vcs->clipping.bottom - vcs->clipping.top) /
+		vcs->decimation;
+	pf->colorspace =
+		vino_data_formats[vcs->data_format].colorspace;
 
-		spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
-		break;
-	}
-	case V4L2_BUF_TYPE_VIDEO_OVERLAY:
-	default:
-		return -EINVAL;
-	}
+	pf->priv = 0;
 
+	spin_unlock_irqrestore(&vino_drvdata->input_lock, flags);
 	return 0;
 }
 
-static int vino_v4l2_cropcap(struct vino_channel_settings *vcs,
+static int vino_cropcap(struct file *file, void *__fh,
 			     struct v4l2_cropcap *ccap)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	const struct vino_data_norm *norm;
 	unsigned long flags;
 
@@ -3419,9 +3278,10 @@ static int vino_v4l2_cropcap(struct vino_channel_settings *vcs,
 	return 0;
 }
 
-static int vino_v4l2_g_crop(struct vino_channel_settings *vcs,
+static int vino_g_crop(struct file *file, void *__fh,
 			    struct v4l2_crop *c)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	unsigned long flags;
 
 	switch (c->type) {
@@ -3443,9 +3303,10 @@ static int vino_v4l2_g_crop(struct vino_channel_settings *vcs,
 	return 0;
 }
 
-static int vino_v4l2_s_crop(struct vino_channel_settings *vcs,
+static int vino_s_crop(struct file *file, void *__fh,
 			    struct v4l2_crop *c)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	unsigned long flags;
 
 	switch (c->type) {
@@ -3465,9 +3326,10 @@ static int vino_v4l2_s_crop(struct vino_channel_settings *vcs,
 	return 0;
 }
 
-static int vino_v4l2_g_parm(struct vino_channel_settings *vcs,
+static int vino_g_parm(struct file *file, void *__fh,
 			    struct v4l2_streamparm *sp)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	unsigned long flags;
 
 	switch (sp->type) {
@@ -3495,9 +3357,10 @@ static int vino_v4l2_g_parm(struct vino_channel_settings *vcs,
 	return 0;
 }
 
-static int vino_v4l2_s_parm(struct vino_channel_settings *vcs,
+static int vino_s_parm(struct file *file, void *__fh,
 			    struct v4l2_streamparm *sp)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	unsigned long flags;
 
 	switch (sp->type) {
@@ -3528,9 +3391,10 @@ static int vino_v4l2_s_parm(struct vino_channel_settings *vcs,
 	return 0;
 }
 
-static int vino_v4l2_reqbufs(struct vino_channel_settings *vcs,
+static int vino_reqbufs(struct file *file, void *__fh,
 			     struct v4l2_requestbuffers *rb)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	if (vcs->reading)
 		return -EBUSY;
 
@@ -3610,9 +3474,10 @@ static void vino_v4l2_get_buffer_status(struct vino_channel_settings *vcs,
 		fb->id, fb->size, fb->data_size, fb->offset);
 }
 
-static int vino_v4l2_querybuf(struct vino_channel_settings *vcs,
+static int vino_querybuf(struct file *file, void *__fh,
 			      struct v4l2_buffer *b)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	if (vcs->reading)
 		return -EBUSY;
 
@@ -3645,9 +3510,10 @@ static int vino_v4l2_querybuf(struct vino_channel_settings *vcs,
 	return 0;
 }
 
-static int vino_v4l2_qbuf(struct vino_channel_settings *vcs,
+static int vino_qbuf(struct file *file, void *__fh,
 			  struct v4l2_buffer *b)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	if (vcs->reading)
 		return -EBUSY;
 
@@ -3683,10 +3549,11 @@ static int vino_v4l2_qbuf(struct vino_channel_settings *vcs,
 	return 0;
 }
 
-static int vino_v4l2_dqbuf(struct vino_channel_settings *vcs,
-			   struct v4l2_buffer *b,
-			   unsigned int nonblocking)
+static int vino_dqbuf(struct file *file, void *__fh,
+			   struct v4l2_buffer *b)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
+	unsigned int nonblocking = file->f_flags & O_NONBLOCK;
 	if (vcs->reading)
 		return -EBUSY;
 
@@ -3758,8 +3625,10 @@ static int vino_v4l2_dqbuf(struct vino_channel_settings *vcs,
 	return 0;
 }
 
-static int vino_v4l2_streamon(struct vino_channel_settings *vcs)
+static int vino_streamon(struct file *file, void *__fh,
+		enum v4l2_buf_type i)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	unsigned int incoming;
 	int ret;
 	if (vcs->reading)
@@ -3796,8 +3665,10 @@ static int vino_v4l2_streamon(struct vino_channel_settings *vcs)
 	return 0;
 }
 
-static int vino_v4l2_streamoff(struct vino_channel_settings *vcs)
+static int vino_streamoff(struct file *file, void *__fh,
+		enum v4l2_buf_type i)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	if (vcs->reading)
 		return -EBUSY;
 
@@ -3810,9 +3681,10 @@ static int vino_v4l2_streamoff(struct vino_channel_settings *vcs)
 	return 0;
 }
 
-static int vino_v4l2_queryctrl(struct vino_channel_settings *vcs,
+static int vino_queryctrl(struct file *file, void *__fh,
 			       struct v4l2_queryctrl *queryctrl)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	unsigned long flags;
 	int i;
 	int err = 0;
@@ -3859,9 +3731,10 @@ static int vino_v4l2_queryctrl(struct vino_channel_settings *vcs,
 	return err;
 }
 
-static int vino_v4l2_g_ctrl(struct vino_channel_settings *vcs,
+static int vino_g_ctrl(struct file *file, void *__fh,
 			    struct v4l2_control *control)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	unsigned long flags;
 	int i;
 	int err = 0;
@@ -3870,56 +3743,38 @@ static int vino_v4l2_g_ctrl(struct vino_channel_settings *vcs,
 
 	switch (vcs->input) {
 	case VINO_INPUT_D1: {
-		struct indycam_control indycam_ctrl;
-
+		err = -EINVAL;
 		for (i = 0; i < VINO_INDYCAM_V4L2_CONTROL_COUNT; i++) {
-			if (vino_indycam_v4l2_controls[i].id ==
-			    control->id) {
-				goto found1;
+			if (vino_indycam_v4l2_controls[i].id == control->id) {
+				err = 0;
+				break;
 			}
 		}
 
-		err = -EINVAL;
-		goto out;
-
-found1:
-		indycam_ctrl.type = vino_indycam_v4l2_controls[i].reserved[0];
-
-		err = i2c_camera_command(DECODER_INDYCAM_GET_CONTROL,
-					 &indycam_ctrl);
-		if (err) {
-			err = -EINVAL;
+		if (err)
 			goto out;
-		}
 
-		control->value = indycam_ctrl.value;
+		err = camera_call(core, g_ctrl, control);
+		if (err)
+			err = -EINVAL;
 		break;
 	}
 	case VINO_INPUT_COMPOSITE:
 	case VINO_INPUT_SVIDEO: {
-		struct saa7191_control saa7191_ctrl;
-
+		err = -EINVAL;
 		for (i = 0; i < VINO_SAA7191_V4L2_CONTROL_COUNT; i++) {
-			if (vino_saa7191_v4l2_controls[i].id ==
-			    control->id) {
-				goto found2;
+			if (vino_saa7191_v4l2_controls[i].id == control->id) {
+				err = 0;
+				break;
 			}
 		}
 
-		err = -EINVAL;
-		goto out;
-
-found2:
-		saa7191_ctrl.type = vino_saa7191_v4l2_controls[i].reserved[0];
-
-		err = i2c_decoder_command(DECODER_SAA7191_GET_CONTROL,
-					  &saa7191_ctrl);
-		if (err) {
-			err = -EINVAL;
+		if (err)
 			goto out;
-		}
 
-		control->value = saa7191_ctrl.value;
+		err = decoder_call(core, g_ctrl, control);
+		if (err)
+			err = -EINVAL;
 		break;
 	}
 	default:
@@ -3932,9 +3787,10 @@ out:
 	return err;
 }
 
-static int vino_v4l2_s_ctrl(struct vino_channel_settings *vcs,
+static int vino_s_ctrl(struct file *file, void *__fh,
 			    struct v4l2_control *control)
 {
+	struct vino_channel_settings *vcs = video_drvdata(file);
 	unsigned long flags;
 	int i;
 	int err = 0;
@@ -3948,65 +3804,43 @@ static int vino_v4l2_s_ctrl(struct vino_channel_settings *vcs,
 
 	switch (vcs->input) {
 	case VINO_INPUT_D1: {
-		struct indycam_control indycam_ctrl;
-
+		err = -EINVAL;
 		for (i = 0; i < VINO_INDYCAM_V4L2_CONTROL_COUNT; i++) {
-			if (vino_indycam_v4l2_controls[i].id ==
-			    control->id) {
-				if ((control->value >=
-				     vino_indycam_v4l2_controls[i].minimum)
-				    && (control->value <=
-					vino_indycam_v4l2_controls[i].
-					maximum)) {
-					goto found1;
-				} else {
-					err = -ERANGE;
-					goto out;
-				}
+			if (vino_indycam_v4l2_controls[i].id == control->id) {
+				err = 0;
+				break;
 			}
 		}
-
-		err = -EINVAL;
-		goto out;
-
-found1:
-		indycam_ctrl.type = vino_indycam_v4l2_controls[i].reserved[0];
-		indycam_ctrl.value = control->value;
-
-		err = i2c_camera_command(DECODER_INDYCAM_SET_CONTROL,
-					 &indycam_ctrl);
+		if (err)
+			goto out;
+		if (control->value < vino_indycam_v4l2_controls[i].minimum ||
+		    control->value > vino_indycam_v4l2_controls[i].maximum) {
+			err = -ERANGE;
+			goto out;
+		}
+		err = camera_call(core, s_ctrl, control);
 		if (err)
 			err = -EINVAL;
 		break;
 	}
 	case VINO_INPUT_COMPOSITE:
 	case VINO_INPUT_SVIDEO: {
-		struct saa7191_control saa7191_ctrl;
-
+		err = -EINVAL;
 		for (i = 0; i < VINO_SAA7191_V4L2_CONTROL_COUNT; i++) {
-			if (vino_saa7191_v4l2_controls[i].id ==
-			    control->id) {
-				if ((control->value >=
-				     vino_saa7191_v4l2_controls[i].minimum)
-				    && (control->value <=
-					vino_saa7191_v4l2_controls[i].
-					maximum)) {
-					goto found2;
-				} else {
-					err = -ERANGE;
-					goto out;
-				}
+			if (vino_saa7191_v4l2_controls[i].id == control->id) {
+				err = 0;
+				break;
 			}
 		}
-		err = -EINVAL;
-		goto out;
-
-found2:
-		saa7191_ctrl.type = vino_saa7191_v4l2_controls[i].reserved[0];
-		saa7191_ctrl.value = control->value;
+		if (err)
+			goto out;
+		if (control->value < vino_saa7191_v4l2_controls[i].minimum ||
+		    control->value > vino_saa7191_v4l2_controls[i].maximum) {
+			err = -ERANGE;
+			goto out;
+		}
 
-		err = i2c_decoder_command(DECODER_SAA7191_SET_CONTROL,
-					  &saa7191_ctrl);
+		err = decoder_call(core, s_ctrl, control);
 		if (err)
 			err = -EINVAL;
 		break;
@@ -4237,116 +4071,9 @@ over:
 		ret = POLLIN | POLLRDNORM;
 
 error:
-
 	return ret;
 }
 
-static long vino_do_ioctl(struct file *file, unsigned int cmd, void *arg)
-{
-	struct vino_channel_settings *vcs = video_drvdata(file);
-
-#ifdef VINO_DEBUG
-	switch (_IOC_TYPE(cmd)) {
-	case 'v':
-		dprintk("ioctl(): V4L1 unsupported (0x%08x)\n", cmd);
-		break;
-	case 'V':
-		dprintk("ioctl(): V4L2 %s (0x%08x)\n",
-			v4l2_ioctl_names[_IOC_NR(cmd)], cmd);
-		break;
-	default:
-		dprintk("ioctl(): unsupported command 0x%08x\n", cmd);
-	}
-#endif
-
-	switch (cmd) {
-	/* V4L2 interface */
-	case VIDIOC_QUERYCAP: {
-		vino_v4l2_querycap(arg);
-		break;
-	}
-	case VIDIOC_ENUMINPUT: {
-		return vino_v4l2_enuminput(vcs, arg);
-	}
-	case VIDIOC_G_INPUT: {
-		return vino_v4l2_g_input(vcs, arg);
-	}
-	case VIDIOC_S_INPUT: {
-		return vino_v4l2_s_input(vcs, arg);
-	}
-	case VIDIOC_ENUMSTD: {
-		return vino_v4l2_enumstd(vcs, arg);
-	}
-	case VIDIOC_QUERYSTD: {
-		return vino_v4l2_querystd(vcs, arg);
-	}
-	case VIDIOC_G_STD: {
-		return vino_v4l2_g_std(vcs, arg);
-	}
-	case VIDIOC_S_STD: {
-		return vino_v4l2_s_std(vcs, arg);
-	}
-	case VIDIOC_ENUM_FMT: {
-		return vino_v4l2_enum_fmt(vcs, arg);
-	}
-	case VIDIOC_TRY_FMT: {
-		return vino_v4l2_try_fmt(vcs, arg);
-	}
-	case VIDIOC_G_FMT: {
-		return vino_v4l2_g_fmt(vcs, arg);
-	}
-	case VIDIOC_S_FMT: {
-		return vino_v4l2_s_fmt(vcs, arg);
-	}
-	case VIDIOC_CROPCAP: {
-		return vino_v4l2_cropcap(vcs, arg);
-	}
-	case VIDIOC_G_CROP: {
-		return vino_v4l2_g_crop(vcs, arg);
-	}
-	case VIDIOC_S_CROP: {
-		return vino_v4l2_s_crop(vcs, arg);
-	}
-	case VIDIOC_G_PARM: {
-		return vino_v4l2_g_parm(vcs, arg);
-	}
-	case VIDIOC_S_PARM: {
-		return vino_v4l2_s_parm(vcs, arg);
-	}
-	case VIDIOC_REQBUFS: {
-		return vino_v4l2_reqbufs(vcs, arg);
-	}
-	case VIDIOC_QUERYBUF: {
-		return vino_v4l2_querybuf(vcs, arg);
-	}
-	case VIDIOC_QBUF: {
-		return vino_v4l2_qbuf(vcs, arg);
-	}
-	case VIDIOC_DQBUF: {
-		return vino_v4l2_dqbuf(vcs, arg, file->f_flags & O_NONBLOCK);
-	}
-	case VIDIOC_STREAMON: {
-		return vino_v4l2_streamon(vcs);
-	}
-	case VIDIOC_STREAMOFF: {
-		return vino_v4l2_streamoff(vcs);
-	}
-	case VIDIOC_QUERYCTRL: {
-		return vino_v4l2_queryctrl(vcs, arg);
-	}
-	case VIDIOC_G_CTRL: {
-		return vino_v4l2_g_ctrl(vcs, arg);
-	}
-	case VIDIOC_S_CTRL: {
-		return vino_v4l2_s_ctrl(vcs, arg);
-	}
-	default:
-		return -ENOIOCTLCMD;
-	}
-
-	return 0;
-}
-
 static long vino_ioctl(struct file *file,
 		      unsigned int cmd, unsigned long arg)
 {
@@ -4356,7 +4083,7 @@ static long vino_ioctl(struct file *file,
 	if (mutex_lock_interruptible(&vcs->mutex))
 		return -EINTR;
 
-	ret = video_usercopy(file, cmd, arg, vino_do_ioctl);
+	ret = video_ioctl2(file, cmd, arg);
 
 	mutex_unlock(&vcs->mutex);
 
@@ -4368,45 +4095,75 @@ static long vino_ioctl(struct file *file,
 /* __initdata */
 static int vino_init_stage;
 
+const struct v4l2_ioctl_ops vino_ioctl_ops = {
+	.vidioc_enum_fmt_vid_cap     = vino_enum_fmt_vid_cap,
+	.vidioc_g_fmt_vid_cap 	     = vino_g_fmt_vid_cap,
+	.vidioc_s_fmt_vid_cap  	     = vino_s_fmt_vid_cap,
+	.vidioc_try_fmt_vid_cap	     = vino_try_fmt_vid_cap,
+	.vidioc_querycap    	     = vino_querycap,
+	.vidioc_enum_input   	     = vino_enum_input,
+	.vidioc_g_input      	     = vino_g_input,
+	.vidioc_s_input      	     = vino_s_input,
+	.vidioc_g_std 		     = vino_g_std,
+	.vidioc_s_std 		     = vino_s_std,
+	.vidioc_querystd             = vino_querystd,
+	.vidioc_cropcap      	     = vino_cropcap,
+	.vidioc_s_crop       	     = vino_s_crop,
+	.vidioc_g_crop       	     = vino_g_crop,
+	.vidioc_s_parm 		     = vino_s_parm,
+	.vidioc_g_parm 		     = vino_g_parm,
+	.vidioc_reqbufs              = vino_reqbufs,
+	.vidioc_querybuf             = vino_querybuf,
+	.vidioc_qbuf                 = vino_qbuf,
+	.vidioc_dqbuf                = vino_dqbuf,
+	.vidioc_streamon             = vino_streamon,
+	.vidioc_streamoff            = vino_streamoff,
+	.vidioc_queryctrl            = vino_queryctrl,
+	.vidioc_g_ctrl               = vino_g_ctrl,
+	.vidioc_s_ctrl               = vino_s_ctrl,
+};
+
 static const struct v4l2_file_operations vino_fops = {
 	.owner		= THIS_MODULE,
 	.open		= vino_open,
 	.release	= vino_close,
-	.ioctl		= vino_ioctl,
+	.unlocked_ioctl	= vino_ioctl,
 	.mmap		= vino_mmap,
 	.poll		= vino_poll,
 };
 
-static struct video_device v4l_device_template = {
+static struct video_device vdev_template = {
 	.name		= "NOT SET",
 	.fops		= &vino_fops,
+	.ioctl_ops 	= &vino_ioctl_ops,
+	.tvnorms 	= V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM,
 	.minor		= -1,
 };
 
 static void vino_module_cleanup(int stage)
 {
 	switch(stage) {
+	case 11:
+		video_unregister_device(vino_drvdata->b.vdev);
+		vino_drvdata->b.vdev = NULL;
 	case 10:
-		video_unregister_device(vino_drvdata->b.v4l_device);
-		vino_drvdata->b.v4l_device = NULL;
+		video_unregister_device(vino_drvdata->a.vdev);
+		vino_drvdata->a.vdev = NULL;
 	case 9:
-		video_unregister_device(vino_drvdata->a.v4l_device);
-		vino_drvdata->a.v4l_device = NULL;
+		i2c_del_adapter(&vino_i2c_adapter);
 	case 8:
-		vino_i2c_del_bus();
-	case 7:
 		free_irq(SGI_VINO_IRQ, NULL);
+	case 7:
+		if (vino_drvdata->b.vdev) {
+			video_device_release(vino_drvdata->b.vdev);
+			vino_drvdata->b.vdev = NULL;
+		}
 	case 6:
-		if (vino_drvdata->b.v4l_device) {
-			video_device_release(vino_drvdata->b.v4l_device);
-			vino_drvdata->b.v4l_device = NULL;
+		if (vino_drvdata->a.vdev) {
+			video_device_release(vino_drvdata->a.vdev);
+			vino_drvdata->a.vdev = NULL;
 		}
 	case 5:
-		if (vino_drvdata->a.v4l_device) {
-			video_device_release(vino_drvdata->a.v4l_device);
-			vino_drvdata->a.v4l_device = NULL;
-		}
-	case 4:
 		/* all entries in dma_cpu dummy table have the same address */
 		dma_unmap_single(NULL,
 				 vino_drvdata->dummy_desc_table.dma_cpu[0],
@@ -4416,8 +4173,10 @@ static void vino_module_cleanup(int stage)
 				  (void *)vino_drvdata->
 				  dummy_desc_table.dma_cpu,
 				  vino_drvdata->dummy_desc_table.dma);
-	case 3:
+	case 4:
 		free_page(vino_drvdata->dummy_page);
+	case 3:
+		v4l2_device_unregister(&vino_drvdata->v4l2_dev);
 	case 2:
 		kfree(vino_drvdata);
 	case 1:
@@ -4472,6 +4231,7 @@ static int vino_probe(void)
 static int vino_init(void)
 {
 	dma_addr_t dma_dummy_address;
+	int err;
 	int i;
 
 	vino_drvdata = kzalloc(sizeof(struct vino_settings), GFP_KERNEL);
@@ -4480,6 +4240,12 @@ static int vino_init(void)
 		return -ENOMEM;
 	}
 	vino_init_stage++;
+	strlcpy(vino_drvdata->v4l2_dev.name, "vino",
+			sizeof(vino_drvdata->v4l2_dev.name));
+	err = v4l2_device_register(NULL, &vino_drvdata->v4l2_dev);
+	if (err)
+		return err;
+	vino_init_stage++;
 
 	/* create a dummy dma descriptor */
 	vino_drvdata->dummy_page = get_zeroed_page(GFP_KERNEL | GFP_DMA);
@@ -4546,25 +4312,27 @@ static int vino_init_channel_settings(struct vino_channel_settings *vcs,
 	spin_lock_init(&vcs->fb_queue.queue_lock);
 	init_waitqueue_head(&vcs->fb_queue.frame_wait_queue);
 
-	vcs->v4l_device = video_device_alloc();
-	if (!vcs->v4l_device) {
+	vcs->vdev = video_device_alloc();
+	if (!vcs->vdev) {
 		vino_module_cleanup(vino_init_stage);
 		return -ENOMEM;
 	}
 	vino_init_stage++;
 
-	memcpy(vcs->v4l_device, &v4l_device_template,
+	memcpy(vcs->vdev, &vdev_template,
 	       sizeof(struct video_device));
-	strcpy(vcs->v4l_device->name, name);
-	vcs->v4l_device->release = video_device_release;
+	strcpy(vcs->vdev->name, name);
+	vcs->vdev->release = video_device_release;
+	vcs->vdev->v4l2_dev = &vino_drvdata->v4l2_dev;
 
-	video_set_drvdata(vcs->v4l_device, vcs);
+	video_set_drvdata(vcs->vdev, vcs);
 
 	return 0;
 }
 
 static int __init vino_module_init(void)
 {
+	unsigned short addr[] = { 0, I2C_CLIENT_END };
 	int ret;
 
 	printk(KERN_INFO "SGI VINO driver version %s\n",
@@ -4584,12 +4352,12 @@ static int __init vino_module_init(void)
 	spin_lock_init(&vino_drvdata->input_lock);
 
 	ret = vino_init_channel_settings(&vino_drvdata->a, VINO_CHANNEL_A,
-				    vino_v4l_device_name_a);
+				    vino_vdev_name_a);
 	if (ret)
 		return ret;
 
 	ret = vino_init_channel_settings(&vino_drvdata->b, VINO_CHANNEL_B,
-				    vino_v4l_device_name_b);
+				    vino_vdev_name_b);
 	if (ret)
 		return ret;
 
@@ -4605,15 +4373,16 @@ static int __init vino_module_init(void)
 	}
 	vino_init_stage++;
 
-	ret = vino_i2c_add_bus();
+	ret = i2c_add_adapter(&vino_i2c_adapter);
 	if (ret) {
 		printk(KERN_ERR "VINO I2C bus registration failed\n");
 		vino_module_cleanup(vino_init_stage);
 		return ret;
 	}
+	i2c_set_adapdata(&vino_i2c_adapter, &vino_drvdata->v4l2_dev);
 	vino_init_stage++;
 
-	ret = video_register_device(vino_drvdata->a.v4l_device,
+	ret = video_register_device(vino_drvdata->a.vdev,
 				    VFL_TYPE_GRABBER, -1);
 	if (ret < 0) {
 		printk(KERN_ERR "VINO channel A Video4Linux-device "
@@ -4623,7 +4392,7 @@ static int __init vino_module_init(void)
 	}
 	vino_init_stage++;
 
-	ret = video_register_device(vino_drvdata->b.v4l_device,
+	ret = video_register_device(vino_drvdata->b.vdev,
 				    VFL_TYPE_GRABBER, -1);
 	if (ret < 0) {
 		printk(KERN_ERR "VINO channel B Video4Linux-device "
@@ -4633,10 +4402,12 @@ static int __init vino_module_init(void)
 	}
 	vino_init_stage++;
 
-#ifdef MODULE
-	request_module("saa7191");
-	request_module("indycam");
-#endif
+	addr[0] = 0x45;
+	vino_drvdata->decoder = v4l2_i2c_new_probed_subdev(&vino_i2c_adapter,
+			"saa7191", "saa7191", addr);
+	addr[0] = 0x2b;
+	vino_drvdata->camera = v4l2_i2c_new_probed_subdev(&vino_i2c_adapter,
+			"indycam", "indycam", addr);
 
 	dprintk("init complete!\n");
 
diff --git a/linux/drivers/media/video/vivi.c b/linux/drivers/media/video/vivi.c
index 76f7dfc32..e3bc2b0a3 100644
--- a/linux/drivers/media/video/vivi.c
+++ b/linux/drivers/media/video/vivi.c
@@ -29,10 +29,6 @@
 #include "compat.h"
 #include <linux/videodev2.h>
 #include <linux/dma-mapping.h>
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
-/* Include V4L1 specific functions. Should be removed soon */
-#include <linux/videodev.h>
-#endif
 #include <linux/interrupt.h>
 #include <linux/kthread.h>
 #include <linux/highmem.h>
@@ -1413,7 +1409,7 @@ free_dev:
  */
 static int __init vivi_init(void)
 {
-	int ret, i;
+	int ret = 0, i;
 
 	if (n_devs <= 0)
 		n_devs = 1;
diff --git a/linux/drivers/media/video/vpx3220.c b/linux/drivers/media/video/vpx3220.c
index 0c1c97f2f..ee6c74176 100644
--- a/linux/drivers/media/video/vpx3220.c
+++ b/linux/drivers/media/video/vpx3220.c
@@ -374,7 +374,7 @@ static int vpx3220_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
 	   choosen video norm */
 	temp_input = vpx3220_fp_read(sd, 0xf2);
 
-	v4l2_dbg(1, debug, sd, "VIDIOC_S_STD %llx\n", std);
+	v4l2_dbg(1, debug, sd, "VIDIOC_S_STD %llx\n", (unsigned long long)std);
 	if (std & V4L2_STD_NTSC) {
 		vpx3220_write_fp_block(sd, init_ntsc, sizeof(init_ntsc) >> 1);
 		v4l2_dbg(1, debug, sd, "norm switched to NTSC\n");
diff --git a/linux/drivers/media/video/w9966.c b/linux/drivers/media/video/w9966.c
index b8ede9e3f..75d8debe7 100644
--- a/linux/drivers/media/video/w9966.c
+++ b/linux/drivers/media/video/w9966.c
@@ -58,7 +58,7 @@
 #include <linux/init.h>
 #include <linux/delay.h>
 #include "compat.h"
-#include <linux/videodev2.h>
+#include <linux/videodev.h>
 #include <media/v4l2-common.h>
 #include <media/v4l2-ioctl.h>
 #include <linux/parport.h>
diff --git a/linux/drivers/media/video/w9968cf.c b/linux/drivers/media/video/w9968cf.c
index 0b5109ed9..0478ee33e 100644
--- a/linux/drivers/media/video/w9968cf.c
+++ b/linux/drivers/media/video/w9968cf.c
@@ -42,6 +42,7 @@
 #include <asm/page.h>
 #include <asm/uaccess.h>
 #include <linux/page-flags.h>
+#include <linux/videodev.h>
 #include <media/v4l2-ioctl.h>
 
 #include "w9968cf.h"
@@ -68,7 +69,6 @@ MODULE_VERSION(W9968CF_MODULE_VERSION);
 MODULE_LICENSE(W9968CF_MODULE_LICENSE);
 MODULE_SUPPORTED_DEVICE("Video");
 
-static int ovmod_load = W9968CF_OVMOD_LOAD;
 static unsigned short simcams = W9968CF_SIMCAMS;
 static short video_nr[]={[0 ... W9968CF_MAX_DEVICES-1] = -1}; /*-1=first free*/
 static unsigned int packet_size[] = {[0 ... W9968CF_MAX_DEVICES-1] =
@@ -111,9 +111,6 @@ static int specific_debug = W9968CF_SPECIFIC_DEBUG;
 
 static unsigned int param_nv[24]; /* number of values per parameter */
 
-#ifdef CONFIG_MODULES
-module_param(ovmod_load, bool, 0644);
-#endif
 module_param(simcams, ushort, 0644);
 module_param_array(video_nr, short, &param_nv[0], 0444);
 module_param_array(packet_size, uint, &param_nv[1], 0444);
@@ -144,18 +141,6 @@ module_param(debug, ushort, 0644);
 module_param(specific_debug, bool, 0644);
 #endif
 
-#ifdef CONFIG_MODULES
-MODULE_PARM_DESC(ovmod_load,
-		 "\n<0|1> Automatic 'ovcamchip' module loading."
-		 "\n0 disabled, 1 enabled."
-		 "\nIf enabled,'insmod' searches for the required 'ovcamchip'"
-		 "\nmodule in the system, according to its configuration, and"
-		 "\nattempts to load that module automatically. This action is"
-		 "\nperformed once as soon as the 'w9968cf' module is loaded"
-		 "\ninto memory."
-		 "\nDefault value is "__MODULE_STRING(W9968CF_OVMOD_LOAD)"."
-		 "\n");
-#endif
 MODULE_PARM_DESC(simcams,
 		 "\n<n> Number of cameras allowed to stream simultaneously."
 		 "\nn may vary from 0 to "
@@ -447,8 +432,6 @@ static int w9968cf_i2c_smbus_xfer(struct i2c_adapter*, u16 addr,
 				  unsigned short flags, char read_write,
 				  u8 command, int size, union i2c_smbus_data*);
 static u32 w9968cf_i2c_func(struct i2c_adapter*);
-static int w9968cf_i2c_attach_inform(struct i2c_client*);
-static int w9968cf_i2c_detach_inform(struct i2c_client*);
 
 /* Memory management */
 static void* rvmalloc(unsigned long size);
@@ -1451,19 +1434,11 @@ w9968cf_i2c_smbus_xfer(struct i2c_adapter *adapter, u16 addr,
 		       unsigned short flags, char read_write, u8 command,
 		       int size, union i2c_smbus_data *data)
 {
-	struct w9968cf_device* cam = i2c_get_adapdata(adapter);
+	struct v4l2_device *v4l2_dev = i2c_get_adapdata(adapter);
+	struct w9968cf_device *cam = to_cam(v4l2_dev);
 	u8 i;
 	int err = 0;
 
-	switch (addr) {
-		case OV6xx0_SID:
-		case OV7xx0_SID:
-			break;
-		default:
-			DBG(4, "Rejected slave ID 0x%04X", addr)
-			return -EINVAL;
-	}
-
 	if (size == I2C_SMBUS_BYTE) {
 		/* Why addr <<= 1? See OVXXX0_SID defines in ovcamchip.h */
 		addr <<= 1;
@@ -1471,8 +1446,17 @@ w9968cf_i2c_smbus_xfer(struct i2c_adapter *adapter, u16 addr,
 		if (read_write == I2C_SMBUS_WRITE)
 			err = w9968cf_i2c_adap_write_byte(cam, addr, command);
 		else if (read_write == I2C_SMBUS_READ)
-			err = w9968cf_i2c_adap_read_byte(cam,addr,&data->byte);
-
+			for (i = 1; i <= W9968CF_I2C_RW_RETRIES; i++) {
+				err = w9968cf_i2c_adap_read_byte(cam, addr,
+							 &data->byte);
+				if (err) {
+					if (w9968cf_smbus_refresh_bus(cam)) {
+						err = -EIO;
+						break;
+					}
+				} else
+					break;
+			}
 	} else if (size == I2C_SMBUS_BYTE_DATA) {
 		addr <<= 1;
 
@@ -1499,7 +1483,6 @@ w9968cf_i2c_smbus_xfer(struct i2c_adapter *adapter, u16 addr,
 		DBG(4, "Unsupported I2C transfer mode (%d)", size)
 		return -EINVAL;
 	}
-
 	return err;
 }
 
@@ -1512,44 +1495,6 @@ static u32 w9968cf_i2c_func(struct i2c_adapter* adap)
 }
 
 
-static int w9968cf_i2c_attach_inform(struct i2c_client* client)
-{
-	struct w9968cf_device* cam = i2c_get_adapdata(client->adapter);
-	int id = client->driver->id, err = 0;
-
-	if (id == I2C_DRIVERID_OVCAMCHIP) {
-		cam->sensor_client = client;
-		err = w9968cf_sensor_init(cam);
-		if (err) {
-			cam->sensor_client = NULL;
-			return err;
-		}
-	} else {
-		DBG(4, "Rejected client [%s] with driver [%s]",
-		    client->name, client->driver->driver.name)
-		return -EINVAL;
-	}
-
-	DBG(5, "I2C attach client [%s] with driver [%s]",
-	    client->name, client->driver->driver.name)
-
-	return 0;
-}
-
-
-static int w9968cf_i2c_detach_inform(struct i2c_client* client)
-{
-	struct w9968cf_device* cam = i2c_get_adapdata(client->adapter);
-
-	if (cam->sensor_client == client)
-		cam->sensor_client = NULL;
-
-	DBG(5, "I2C detach client [%s]", client->name)
-
-	return 0;
-}
-
-
 static int w9968cf_i2c_init(struct w9968cf_device* cam)
 {
 	int err = 0;
@@ -1565,15 +1510,16 @@ static int w9968cf_i2c_init(struct w9968cf_device* cam)
 	static struct i2c_adapter adap = {
 		.id =                I2C_HW_SMBUS_W9968CF,
 		.owner =             THIS_MODULE,
-		.client_register =   w9968cf_i2c_attach_inform,
-		.client_unregister = w9968cf_i2c_detach_inform,
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22)
+		.class =	     I2C_CLASS_TV_ANALOG,
+#endif
 		.algo =              &algo,
 	};
 
 	memcpy(&cam->i2c_adapter, &adap, sizeof(struct i2c_adapter));
 	strcpy(cam->i2c_adapter.name, "w9968cf");
 	cam->i2c_adapter.dev.parent = &cam->usbdev->dev;
-	i2c_set_adapdata(&cam->i2c_adapter, cam);
+	i2c_set_adapdata(&cam->i2c_adapter, &cam->v4l2_dev);
 
 	DBG(6, "Registering I2C adapter with kernel...")
 
@@ -2176,13 +2122,9 @@ w9968cf_sensor_get_control(struct w9968cf_device* cam, int cid, int* val)
 static int
 w9968cf_sensor_cmd(struct w9968cf_device* cam, unsigned int cmd, void* arg)
 {
-	struct i2c_client* c = cam->sensor_client;
-	int rc = 0;
+	int rc;
 
-	if (!c || !c->driver || !c->driver->command)
-		return -EINVAL;
-
-	rc = c->driver->command(c, cmd, arg);
+	rc = v4l2_subdev_call(cam->sensor_sd, core, ioctl, cmd, arg);
 	/* The I2C driver returns -EPERM on non-supported controls */
 	return (rc < 0 && rc != -EPERM) ? rc : 0;
 }
@@ -2357,7 +2299,7 @@ static int w9968cf_sensor_init(struct w9968cf_device* cam)
 		goto error;
 
 	/* NOTE: Make sure width and height are a multiple of 16 */
-	switch (cam->sensor_client->addr) {
+	switch (v4l2_i2c_subdev_addr(cam->sensor_sd)) {
 		case OV6xx0_SID:
 			cam->maxwidth = 352;
 			cam->maxheight = 288;
@@ -2662,6 +2604,7 @@ static void w9968cf_release_resources(struct w9968cf_device* cam)
 	w9968cf_deallocate_memory(cam);
 	kfree(cam->control_buffer);
 	kfree(cam->data_buffer);
+	v4l2_device_unregister(&cam->v4l2_dev);
 
 	mutex_unlock(&w9968cf_devlist_mutex);
 }
@@ -3491,6 +3434,11 @@ w9968cf_usb_probe(struct usb_interface* intf, const struct usb_device_id* id)
 	struct list_head* ptr;
 	u8 sc = 0; /* number of simultaneous cameras */
 	static unsigned short dev_nr; /* 0 - we are handling device number n */
+	static unsigned short addrs[] = {
+		OV7xx0_SID,
+		OV6xx0_SID,
+		I2C_CLIENT_END
+	};
 
 	if (le16_to_cpu(udev->descriptor.idVendor)  == winbond_id_table[0].idVendor &&
 	    le16_to_cpu(udev->descriptor.idProduct) == winbond_id_table[0].idProduct)
@@ -3506,12 +3454,14 @@ w9968cf_usb_probe(struct usb_interface* intf, const struct usb_device_id* id)
 	if (!cam)
 		return -ENOMEM;
 
+	err = v4l2_device_register(&udev->dev, &cam->v4l2_dev);
+	if (err)
+		goto fail0;
+
 	mutex_init(&cam->dev_mutex);
 	mutex_lock(&cam->dev_mutex);
 
 	cam->usbdev = udev;
-	/* NOTE: a local copy is used to avoid possible race conditions */
-	memcpy(&cam->dev, &udev->dev, sizeof(struct device));
 
 	DBG(2, "%s detected", symbolic(camlist, mod_id))
 
@@ -3560,7 +3510,7 @@ w9968cf_usb_probe(struct usb_interface* intf, const struct usb_device_id* id)
 	cam->v4ldev->minor = video_nr[dev_nr];
 	cam->v4ldev->release = video_device_release;
 	video_set_drvdata(cam->v4ldev, cam);
-	cam->v4ldev->parent = &cam->dev;
+	cam->v4ldev->v4l2_dev = &cam->v4l2_dev;
 
 	err = video_register_device(cam->v4ldev, VFL_TYPE_GRABBER,
 				    video_nr[dev_nr]);
@@ -3587,9 +3537,13 @@ w9968cf_usb_probe(struct usb_interface* intf, const struct usb_device_id* id)
 	w9968cf_turn_on_led(cam);
 
 	w9968cf_i2c_init(cam);
+	cam->sensor_sd = v4l2_i2c_new_probed_subdev(&cam->i2c_adapter,
+			"ovcamchip", "ovcamchip", addrs);
 
 	usb_set_intfdata(intf, cam);
 	mutex_unlock(&cam->dev_mutex);
+
+	err = w9968cf_sensor_init(cam);
 	return 0;
 
 fail: /* Free unused memory */
@@ -3598,6 +3552,8 @@ fail: /* Free unused memory */
 	if (cam->v4ldev)
 		video_device_release(cam->v4ldev);
 	mutex_unlock(&cam->dev_mutex);
+	v4l2_device_unregister(&cam->v4l2_dev);
+fail0:
 	kfree(cam);
 	return err;
 }
@@ -3608,9 +3564,8 @@ static void w9968cf_usb_disconnect(struct usb_interface* intf)
 	struct w9968cf_device* cam =
 	   (struct w9968cf_device*)usb_get_intfdata(intf);
 
-	down_write(&w9968cf_disconnect);
-
 	if (cam) {
+		down_write(&w9968cf_disconnect);
 		/* Prevent concurrent accesses to data */
 		mutex_lock(&cam->dev_mutex);
 
@@ -3632,12 +3587,12 @@ static void w9968cf_usb_disconnect(struct usb_interface* intf)
 			w9968cf_release_resources(cam);
 
 		mutex_unlock(&cam->dev_mutex);
+		up_write(&w9968cf_disconnect);
 
-		if (!cam->users)
+		if (!cam->users) {
 			kfree(cam);
+		}
 	}
-
-	up_write(&w9968cf_disconnect);
 }
 
 
@@ -3661,9 +3616,6 @@ static int __init w9968cf_module_init(void)
 	KDBG(2, W9968CF_MODULE_NAME" "W9968CF_MODULE_VERSION)
 	KDBG(3, W9968CF_MODULE_AUTHOR)
 
-	if (ovmod_load)
-		request_module("ovcamchip");
-
 	if ((err = usb_register(&w9968cf_usb_driver)))
 		return err;
 
diff --git a/linux/drivers/media/video/w9968cf.h b/linux/drivers/media/video/w9968cf.h
index 62c26b1ed..989d414d6 100644
--- a/linux/drivers/media/video/w9968cf.h
+++ b/linux/drivers/media/video/w9968cf.h
@@ -33,6 +33,7 @@
 #include <linux/rwsem.h>
 #include <linux/mutex.h>
 
+#include <media/v4l2-device.h>
 #include <media/ovcamchip.h>
 #include "compat.h"
 
@@ -43,7 +44,6 @@
  * Default values                                                           *
  ****************************************************************************/
 
-#define W9968CF_OVMOD_LOAD      1  /* automatic 'ovcamchip' module loading */
 #define W9968CF_VPPMOD_LOAD     1  /* automatic 'w9968cf-vpp' module loading */
 
 /* Comment/uncomment the following line to enable/disable debugging messages */
@@ -196,10 +196,9 @@ enum w9968cf_vpp_flag {
 
 /* Main device driver structure */
 struct w9968cf_device {
-	struct device dev; /* device structure */
-
 	enum w9968cf_model_id id;   /* private device identifier */
 
+	struct v4l2_device v4l2_dev;
 	struct video_device* v4ldev; /* -> V4L structure */
 	struct list_head v4llist;    /* entry of the list of V4L cameras */
 
@@ -266,7 +265,7 @@ struct w9968cf_device {
 
 	/* I2C interface to kernel */
 	struct i2c_adapter i2c_adapter;
-	struct i2c_client* sensor_client;
+	struct v4l2_subdev *sensor_sd;
 
 	/* Locks */
 	struct mutex dev_mutex,    /* for probe, disconnect,open and close */
@@ -278,6 +277,11 @@ struct w9968cf_device {
 	char command[16]; /* name of the program holding the device */
 };
 
+static inline struct w9968cf_device *to_cam(struct v4l2_device *v4l2_dev)
+{
+	return container_of(v4l2_dev, struct w9968cf_device, v4l2_dev);
+}
+
 
 /****************************************************************************
  * Macros for debugging                                                     *
@@ -292,14 +296,14 @@ struct w9968cf_device {
 	if ( ((specific_debug) && (debug == (level))) ||                      \
 	     ((!specific_debug) && (debug >= (level))) ) {                    \
 		if ((level) == 1)                                             \
-			dev_err(&cam->dev, fmt "\n", ## args);                \
+			v4l2_err(&cam->v4l2_dev, fmt "\n", ## args);          \
 		else if ((level) == 2 || (level) == 3)                        \
-			dev_info(&cam->dev, fmt "\n", ## args);               \
+			v4l2_info(&cam->v4l2_dev, fmt "\n", ## args);         \
 		else if ((level) == 4)                                        \
-			dev_warn(&cam->dev, fmt "\n", ## args);               \
+			v4l2_warn(&cam->v4l2_dev, fmt "\n", ## args);         \
 		else if ((level) >= 5)                                        \
-			dev_info(&cam->dev, "[%s:%d] " fmt "\n",              \
-				 __func__, __LINE__ , ## args);           \
+			v4l2_info(&cam->v4l2_dev, "[%s:%d] " fmt "\n",        \
+				 __func__, __LINE__ , ## args);               \
 	}                                                                     \
 }
 /* For generic kernel (not device specific) messages */
@@ -322,7 +326,7 @@ struct w9968cf_device {
 
 #undef PDBG
 #define PDBG(fmt, args...)                                                    \
-dev_info(&cam->dev, "[%s:%d] " fmt "\n", __func__, __LINE__ , ## args);
+v4l2_info(&cam->v4l2_dev, "[%s:%d] " fmt "\n", __func__, __LINE__ , ## args);
 
 #undef PDBGG
 #define PDBGG(fmt, args...) do {;} while(0); /* nothing: it's a placeholder */
diff --git a/linux/drivers/media/video/zoran/Kconfig b/linux/drivers/media/video/zoran/Kconfig
index 925fb5159..fd4120e4c 100644
--- a/linux/drivers/media/video/zoran/Kconfig
+++ b/linux/drivers/media/video/zoran/Kconfig
@@ -68,6 +68,7 @@ config VIDEO_ZORAN_AVS6EYES
 	tristate "AverMedia 6 Eyes support (EXPERIMENTAL)"
 	depends on VIDEO_ZORAN_ZR36060 && EXPERIMENTAL
 	select VIDEO_BT856 if VIDEO_HELPER_CHIPS_AUTO
+	select VIDEO_BT866 if VIDEO_HELPER_CHIPS_AUTO
 	select VIDEO_KS0127 if VIDEO_HELPER_CHIPS_AUTO
 	help
 	  Support for the AverMedia 6 Eyes video surveillance card.
diff --git a/linux/drivers/media/video/zoran/zoran.h b/linux/drivers/media/video/zoran/zoran.h
index 8beada961..afecf32f1 100644
--- a/linux/drivers/media/video/zoran/zoran.h
+++ b/linux/drivers/media/video/zoran/zoran.h
@@ -172,6 +172,8 @@ Private IOCTL to set up for displaying MJPEG
 #endif
 #define   V4L_MASK_FRAME   (V4L_MAX_FRAME - 1)
 
+#define MAX_FRAME (BUZ_MAX_FRAME > VIDEO_MAX_FRAME ? BUZ_MAX_FRAME : VIDEO_MAX_FRAME)
+
 #include "zr36057.h"
 
 enum card_type {
@@ -280,21 +282,21 @@ struct zoran_mapping {
 	int count;
 };
 
-struct zoran_jpg_buffer {
-	struct zoran_mapping *map;
-	__le32 *frag_tab;		/* addresses of frag table */
-	u32 frag_tab_bus;	/* same value cached to save time in ISR */
-	enum zoran_buffer_state state;	/* non-zero if corresponding buffer is in use in grab queue */
-	struct zoran_sync bs;	/* DONE: info to return to application */
-};
-
-struct zoran_v4l_buffer {
+struct zoran_buffer {
 	struct zoran_mapping *map;
-	char *fbuffer;		/* virtual  address of frame buffer */
-	unsigned long fbuffer_phys;	/* physical address of frame buffer */
-	unsigned long fbuffer_bus;	/* bus      address of frame buffer */
-	enum zoran_buffer_state state;	/* state: unused/pending/done */
-	struct zoran_sync bs;	/* DONE: info to return to application */
+	enum zoran_buffer_state state;	/* state: unused/pending/dma/done */
+	struct zoran_sync bs;		/* DONE: info to return to application */
+	union {
+		struct {
+			__le32 *frag_tab;	/* addresses of frag table */
+			u32 frag_tab_bus;	/* same value cached to save time in ISR */
+		} jpg;
+		struct {
+			char *fbuffer;		/* virtual address of frame buffer */
+			unsigned long fbuffer_phys;/* physical address of frame buffer */
+			unsigned long fbuffer_bus;/* bus address of frame buffer */
+		} v4l;
+	};
 };
 
 enum zoran_lock_activity {
@@ -304,19 +306,13 @@ enum zoran_lock_activity {
 };
 
 /* buffer collections */
-struct zoran_jpg_struct {
+struct zoran_buffer_col {
 	enum zoran_lock_activity active;	/* feature currently in use? */
-	struct zoran_jpg_buffer buffer[BUZ_MAX_FRAME];	/* buffers */
-	int num_buffers, buffer_size;
+	unsigned int num_buffers, buffer_size;
+	struct zoran_buffer buffer[MAX_FRAME];	/* buffers */
 	u8 allocated;		/* Flag if buffers are allocated  */
 	u8 need_contiguous;	/* Flag if contiguous buffers are needed */
-};
-
-struct zoran_v4l_struct {
-	enum zoran_lock_activity active;	/* feature currently in use? */
-	struct zoran_v4l_buffer buffer[VIDEO_MAX_FRAME];	/* buffers */
-	int num_buffers, buffer_size;
-	u8 allocated;		/* Flag if buffers are allocated  */
+	/* only applies to jpg buffers, raw buffers are always contiguous */
 };
 
 struct zoran;
@@ -325,17 +321,16 @@ struct zoran;
 struct zoran_fh {
 	struct zoran *zr;
 
-	enum zoran_map_mode map_mode;	/* Flag which bufferset will map by next mmap() */
+	enum zoran_map_mode map_mode;		/* Flag which bufferset will map by next mmap() */
 
 	struct zoran_overlay_settings overlay_settings;
-	u32 *overlay_mask;	/* overlay mask */
-	enum zoran_lock_activity overlay_active;	/* feature currently in use? */
+	u32 *overlay_mask;			/* overlay mask */
+	enum zoran_lock_activity overlay_active;/* feature currently in use? */
 
-	struct zoran_v4l_settings v4l_settings;	/* structure with a lot of things to play with */
-	struct zoran_v4l_struct v4l_buffers;	/* V4L buffers' info */
+	struct zoran_buffer_col buffers;	/* buffers' info */
 
+	struct zoran_v4l_settings v4l_settings;	/* structure with a lot of things to play with */
 	struct zoran_jpg_settings jpg_settings;	/* structure with a lot of things to play with */
-	struct zoran_jpg_struct jpg_buffers;	/* MJPEG buffers' info */
 };
 
 struct card_info {
@@ -434,7 +429,7 @@ struct zoran {
 	unsigned long v4l_pend_tail;
 	unsigned long v4l_sync_tail;
 	int v4l_pend[V4L_MAX_FRAME];
-	struct zoran_v4l_struct v4l_buffers;	/* V4L buffers' info */
+	struct zoran_buffer_col v4l_buffers;	/* V4L buffers' info */
 
 	/* Buz MJPEG parameters */
 	enum zoran_codec_mode codec_mode;	/* status of codec */
@@ -461,7 +456,7 @@ struct zoran {
 	int jpg_pend[BUZ_MAX_FRAME];
 
 	/* array indexed by frame number */
-	struct zoran_jpg_struct jpg_buffers;	/* MJPEG buffers' info */
+	struct zoran_buffer_col jpg_buffers;	/* MJPEG buffers' info */
 
 	/* Additional stuff for testing */
 #ifdef CONFIG_PROC_FS
diff --git a/linux/drivers/media/video/zoran/zoran_card.c b/linux/drivers/media/video/zoran/zoran_card.c
index 57cc62d82..29007f9b5 100644
--- a/linux/drivers/media/video/zoran/zoran_card.c
+++ b/linux/drivers/media/video/zoran/zoran_card.c
@@ -38,9 +38,7 @@
 #include <linux/proc_fs.h>
 #include <linux/i2c.h>
 #include <linux/i2c-algo-bit.h>
-#include "compat.h"
 #include <linux/videodev2.h>
-#include <media/v4l2-common.h>
 #include <linux/spinlock.h>
 #include <linux/sem.h>
 #include <linux/kmod.h>
@@ -49,8 +47,10 @@
 #include <linux/pci.h>
 #include <linux/interrupt.h>
 #include <linux/mutex.h>
-
-#include <asm/io.h>
+#include <linux/io.h>
+#include <media/v4l2-common.h>
+#include <media/bt819.h>
+#include "compat.h"
 
 #include "videocodec.h"
 #include "zoran.h"
@@ -255,7 +255,7 @@ zr36016_write (struct videocodec *codec,
 static void
 dc10_init (struct zoran *zr)
 {
-	dprintk(3, KERN_DEBUG "%s: dc10_init()\n", ZR_DEVNAME(zr));
+	dprintk(3, KERN_DEBUG "%s: %s\n", ZR_DEVNAME(zr), __func__);
 
 	/* Pixel clock selection */
 	GPIO(zr, 4, 0);
@@ -267,13 +267,13 @@ dc10_init (struct zoran *zr)
 static void
 dc10plus_init (struct zoran *zr)
 {
-	dprintk(3, KERN_DEBUG "%s: dc10plus_init()\n", ZR_DEVNAME(zr));
+	dprintk(3, KERN_DEBUG "%s: %s\n", ZR_DEVNAME(zr), __func__);
 }
 
 static void
 buz_init (struct zoran *zr)
 {
-	dprintk(3, KERN_DEBUG "%s: buz_init()\n", ZR_DEVNAME(zr));
+	dprintk(3, KERN_DEBUG "%s: %s\n", ZR_DEVNAME(zr), __func__);
 
 	/* some stuff from Iomega */
 	pci_write_config_dword(zr->pci_dev, 0xfc, 0x90680f15);
@@ -284,7 +284,7 @@ buz_init (struct zoran *zr)
 static void
 lml33_init (struct zoran *zr)
 {
-	dprintk(3, KERN_DEBUG "%s: lml33_init()\n", ZR_DEVNAME(zr));
+	dprintk(3, KERN_DEBUG "%s: %s\n", ZR_DEVNAME(zr), __func__);
 
 	GPIO(zr, 2, 1);		// Set Composite input/output
 }
@@ -759,13 +759,13 @@ zoran_check_jpg_settings (struct zoran              *zr,
 
 	dprintk(4,
 		KERN_DEBUG
-		"%s: check_jpg_settings() - dec: %d, Hdcm: %d, Vdcm: %d, Tdcm: %d\n",
-		ZR_DEVNAME(zr), settings->decimation, settings->HorDcm,
+		"%s: %s - dec: %d, Hdcm: %d, Vdcm: %d, Tdcm: %d\n",
+		ZR_DEVNAME(zr), __func__, settings->decimation, settings->HorDcm,
 		settings->VerDcm, settings->TmpDcm);
 	dprintk(4,
 		KERN_DEBUG
-		"%s: check_jpg_settings() - x: %d, y: %d, w: %d, y: %d\n",
-		ZR_DEVNAME(zr), settings->img_x, settings->img_y,
+		"%s: %s - x: %d, y: %d, w: %d, y: %d\n",
+		ZR_DEVNAME(zr), __func__, settings->img_x, settings->img_y,
 		settings->img_width, settings->img_height);
 	/* Check decimation, set default values for decimation = 1, 2, 4 */
 	switch (settings->decimation) {
@@ -797,8 +797,8 @@ zoran_check_jpg_settings (struct zoran              *zr,
 		if (zr->card.type == DC10_new) {
 			dprintk(1,
 				KERN_DEBUG
-				"%s: check_jpg_settings() - HDec by 4 is not supported on the DC10\n",
-				ZR_DEVNAME(zr));
+				"%s: %s - HDec by 4 is not supported on the DC10\n",
+				ZR_DEVNAME(zr), __func__);
 			err0++;
 			break;
 		}
@@ -875,16 +875,16 @@ zoran_check_jpg_settings (struct zoran              *zr,
 		if (!try && err0) {
 			dprintk(1,
 				KERN_ERR
-				"%s: check_jpg_settings() - error in params for decimation = 0\n",
-				ZR_DEVNAME(zr));
+				"%s: %s - error in params for decimation = 0\n",
+				ZR_DEVNAME(zr), __func__);
 			err++;
 		}
 		break;
 	default:
 		dprintk(1,
 			KERN_ERR
-			"%s: check_jpg_settings() - decimation = %d, must be 0, 1, 2 or 4\n",
-			ZR_DEVNAME(zr), settings->decimation);
+			"%s: %s - decimation = %d, must be 0, 1, 2 or 4\n",
+			ZR_DEVNAME(zr), __func__, settings->decimation);
 		err++;
 		break;
 	}
@@ -964,10 +964,8 @@ zoran_open_init_params (struct zoran *zr)
 	    JPEG_MARKER_DHT | JPEG_MARKER_DQT;
 	i = zoran_check_jpg_settings(zr, &zr->jpg_settings, 0);
 	if (i)
-		dprintk(1,
-			KERN_ERR
-			"%s: zoran_open_init_params() internal error\n",
-			ZR_DEVNAME(zr));
+		dprintk(1, KERN_ERR "%s: %s internal error\n",
+			ZR_DEVNAME(zr), __func__);
 
 	clear_interrupt_counters(zr);
 	zr->testing = 0;
@@ -1006,8 +1004,8 @@ zr36057_init (struct zoran *zr)
 
 	dprintk(1,
 		KERN_INFO
-		"%s: zr36057_init() - initializing card[%d], zr=%p\n",
-		ZR_DEVNAME(zr), zr->id, zr);
+		"%s: %s - initializing card[%d], zr=%p\n",
+		ZR_DEVNAME(zr), __func__, zr->id, zr);
 
 	/* default setup of all parameters which will persist between opens */
 	zr->user = 0;
@@ -1040,8 +1038,8 @@ zr36057_init (struct zoran *zr)
 	if (zr->timing == NULL) {
 		dprintk(1,
 			KERN_WARNING
-			"%s: zr36057_init() - default TV standard not supported by hardware. PAL will be used.\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - default TV standard not supported by hardware. PAL will be used.\n",
+			ZR_DEVNAME(zr), __func__);
 		zr->norm = V4L2_STD_PAL;
 		zr->timing = zr->card.tvn[0];
 	}
@@ -1065,8 +1063,8 @@ zr36057_init (struct zoran *zr)
 	if (!zr->stat_com || !zr->video_dev) {
 		dprintk(1,
 			KERN_ERR
-			"%s: zr36057_init() - kmalloc (STAT_COM) failed\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - kmalloc (STAT_COM) failed\n",
+			ZR_DEVNAME(zr), __func__);
 		err = -ENOMEM;
 		goto exit_free;
 	}
@@ -1160,10 +1158,8 @@ zoran_setup_videocodec (struct zoran *zr,
 
 	m = kmalloc(sizeof(struct videocodec_master), GFP_KERNEL);
 	if (!m) {
-		dprintk(1,
-			KERN_ERR
-			"%s: zoran_setup_videocodec() - no memory\n",
-			ZR_DEVNAME(zr));
+		dprintk(1, KERN_ERR "%s: %s - no memory\n",
+			ZR_DEVNAME(zr), __func__);
 		return m;
 	}
 
@@ -1201,6 +1197,19 @@ zoran_setup_videocodec (struct zoran *zr,
 	return m;
 }
 
+static int zoran_subdev_notify(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
+{
+	struct zoran *zr = to_zoran(sd->v4l2_dev);
+
+	/* Bt819 needs to reset its FIFO buffer using #FRST pin and
+	   LML33 card uses GPIO(7) for that. */
+	if (cmd == BT819_FIFO_RESET_LOW)
+		GPIO(zr, 7, 0);
+	else if (cmd == BT819_FIFO_RESET_HIGH)
+		GPIO(zr, 7, 1);
+	return 0;
+}
+
 /*
  *   Scan for a Buz card (actually for the PCI controller ZR36057),
  *   request the irq and map the io memory
@@ -1220,21 +1229,18 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 
 	nr = zoran_num++;
 	if (nr >= BUZ_MAX) {
-		dprintk(1,
-			KERN_ERR
-			"%s: driver limited to %d card(s) maximum\n",
+		dprintk(1, KERN_ERR "%s: driver limited to %d card(s) maximum\n",
 			ZORAN_NAME, BUZ_MAX);
 		return -ENOENT;
 	}
 
 	zr = kzalloc(sizeof(struct zoran), GFP_KERNEL);
 	if (!zr) {
-		dprintk(1,
-			KERN_ERR
-			"%s: find_zr36057() - kzalloc failed\n",
-			ZORAN_NAME);
+		dprintk(1, KERN_ERR "%s: %s - kzalloc failed\n",
+			ZORAN_NAME, __func__);
 		return -ENOMEM;
 	}
+	zr->v4l2_dev.notify = zoran_subdev_notify;
 	if (v4l2_device_register(&pdev->dev, &zr->v4l2_dev))
 		goto zr_free_mem;
 	zr->pci_dev = pdev;
@@ -1307,9 +1313,7 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 
 	zr->zr36057_mem = pci_ioremap_bar(zr->pci_dev, 0);
 	if (!zr->zr36057_mem) {
-		dprintk(1,
-			KERN_ERR
-			"%s: %s() - ioremap failed\n",
+		dprintk(1, KERN_ERR "%s: %s() - ioremap failed\n",
 			ZR_DEVNAME(zr), __func__);
 		goto zr_unreg;
 	}
@@ -1320,18 +1324,18 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 		if (result == -EINVAL) {
 			dprintk(1,
 				KERN_ERR
-				"%s: find_zr36057() - bad irq number or handler\n",
-				ZR_DEVNAME(zr));
+				"%s: %s - bad irq number or handler\n",
+				ZR_DEVNAME(zr), __func__);
 		} else if (result == -EBUSY) {
 			dprintk(1,
 				KERN_ERR
-				"%s: find_zr36057() - IRQ %d busy, change your PnP config in BIOS\n",
-				ZR_DEVNAME(zr), zr->pci_dev->irq);
+				"%s: %s - IRQ %d busy, change your PnP config in BIOS\n",
+				ZR_DEVNAME(zr), __func__, zr->pci_dev->irq);
 		} else {
 			dprintk(1,
 				KERN_ERR
-				"%s: find_zr36057() - can't assign irq, error code %d\n",
-				ZR_DEVNAME(zr), result);
+				"%s: %s - can't assign irq, error code %d\n",
+				ZR_DEVNAME(zr), __func__, result);
 		}
 		goto zr_unmap;
 	}
@@ -1341,9 +1345,7 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 			     &latency);
 	need_latency = zr->revision > 1 ? 32 : 48;
 	if (latency != need_latency) {
-		dprintk(2,
-			KERN_INFO
-			"%s: Changing PCI latency from %d to %d\n",
+		dprintk(2, KERN_INFO "%s: Changing PCI latency from %d to %d\n",
 			ZR_DEVNAME(zr), latency, need_latency);
 		pci_write_config_byte(zr->pci_dev, PCI_LATENCY_TIMER,
 				      need_latency);
@@ -1355,10 +1357,8 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 		ZR_DEVNAME(zr));
 
 	if (zoran_register_i2c(zr) < 0) {
-		dprintk(1,
-			KERN_ERR
-			"%s: find_zr36057() - can't initialize i2c bus\n",
-			ZR_DEVNAME(zr));
+		dprintk(1, KERN_ERR "%s: %s - can't initialize i2c bus\n",
+			ZR_DEVNAME(zr), __func__);
 		goto zr_free_irq;
 	}
 
@@ -1410,17 +1410,13 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 			goto zr_unreg_i2c;
 		zr->codec = videocodec_attach(master_codec);
 		if (!zr->codec) {
-			dprintk(1,
-				KERN_ERR
-				"%s: find_zr36057() - no codec found\n",
-				ZR_DEVNAME(zr));
+			dprintk(1, KERN_ERR "%s: %s - no codec found\n",
+				ZR_DEVNAME(zr), __func__);
 			goto zr_free_codec;
 		}
 		if (zr->codec->type != zr->card.video_codec) {
-			dprintk(1,
-				KERN_ERR
-				"%s: find_zr36057() - wrong codec\n",
-				ZR_DEVNAME(zr));
+			dprintk(1, KERN_ERR "%s: %s - wrong codec\n",
+				ZR_DEVNAME(zr), __func__);
 			goto zr_detach_codec;
 		}
 	}
@@ -1430,17 +1426,13 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 			goto zr_detach_codec;
 		zr->vfe = videocodec_attach(master_vfe);
 		if (!zr->vfe) {
-			dprintk(1,
-				KERN_ERR
-				"%s: find_zr36057() - no VFE found\n",
-				ZR_DEVNAME(zr));
+			dprintk(1, KERN_ERR "%s: %s - no VFE found\n",
+				ZR_DEVNAME(zr), __func__);
 			goto zr_free_vfe;
 		}
 		if (zr->vfe->type != zr->card.video_vfe) {
-			dprintk(1,
-				KERN_ERR
-				"%s: find_zr36057() = wrong VFE\n",
-				ZR_DEVNAME(zr));
+			dprintk(1, KERN_ERR "%s: %s = wrong VFE\n",
+				ZR_DEVNAME(zr), __func__);
 			goto zr_detach_vfe;
 		}
 	}
@@ -1448,8 +1440,7 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 	/* take care of Natoma chipset and a revision 1 zr36057 */
 	if ((pci_pci_problems & PCIPCI_NATOMA) && zr->revision <= 1) {
 		zr->jpg_buffers.need_contiguous = 1;
-		dprintk(1,
-			KERN_INFO
+		dprintk(1, KERN_INFO
 			"%s: ZR36057/Natoma bug, max. buffer size is 128K\n",
 			ZR_DEVNAME(zr));
 	}
diff --git a/linux/drivers/media/video/zoran/zoran_device.c b/linux/drivers/media/video/zoran/zoran_device.c
index c2dfd4b67..54a04ea5c 100644
--- a/linux/drivers/media/video/zoran/zoran_device.c
+++ b/linux/drivers/media/video/zoran/zoran_device.c
@@ -536,12 +536,8 @@ zr36057_overlay (struct zoran *zr,
  *  and the maximum window size is BUZ_MAX_WIDTH * BUZ_MAX_HEIGHT pixels.
  */
 
-void
-write_overlay_mask (struct file       *file,
-		    struct v4l2_clip *vp,
-		    int                count)
+void write_overlay_mask(struct zoran_fh *fh, struct v4l2_clip *vp, int count)
 {
-	struct zoran_fh *fh = file->private_data;
 	struct zoran *zr = fh->zr;
 	unsigned mask_line_size = (BUZ_MAX_WIDTH + 31) / 32;
 	u32 *mask;
@@ -1126,7 +1122,7 @@ zoran_feed_stat_com (struct zoran *zr)
 			if (!(zr->stat_com[i] & cpu_to_le32(1)))
 				break;
 			zr->stat_com[i] =
-			    cpu_to_le32(zr->jpg_buffers.buffer[frame].frag_tab_bus);
+			    cpu_to_le32(zr->jpg_buffers.buffer[frame].jpg.frag_tab_bus);
 		} else {
 			/* fill 2 stat_com entries */
 			i = ((zr->jpg_dma_head -
@@ -1134,9 +1130,9 @@ zoran_feed_stat_com (struct zoran *zr)
 			if (!(zr->stat_com[i] & cpu_to_le32(1)))
 				break;
 			zr->stat_com[i] =
-			    cpu_to_le32(zr->jpg_buffers.buffer[frame].frag_tab_bus);
+			    cpu_to_le32(zr->jpg_buffers.buffer[frame].jpg.frag_tab_bus);
 			zr->stat_com[i + 1] =
-			    cpu_to_le32(zr->jpg_buffers.buffer[frame].frag_tab_bus);
+			    cpu_to_le32(zr->jpg_buffers.buffer[frame].jpg.frag_tab_bus);
 		}
 		zr->jpg_buffers.buffer[frame].state = BUZ_STATE_DMA;
 		zr->jpg_dma_head++;
@@ -1156,7 +1152,7 @@ zoran_reap_stat_com (struct zoran *zr)
 	u32 stat_com;
 	unsigned int seq;
 	unsigned int dif;
-	struct zoran_jpg_buffer *buffer;
+	struct zoran_buffer *buffer;
 	int frame;
 
 	/* In motion decompress we don't have a hardware frame counter,
@@ -1299,7 +1295,7 @@ error_handler (struct zoran *zr,
 		printk(KERN_INFO "stat_com frames:");
 		for (j = 0; j < BUZ_NUM_STAT_COM; j++) {
 			for (i = 0; i < zr->jpg_buffers.num_buffers; i++) {
-				if (le32_to_cpu(zr->stat_com[j]) == zr->jpg_buffers.buffer[i].frag_tab_bus)
+				if (le32_to_cpu(zr->stat_com[j]) == zr->jpg_buffers.buffer[i].jpg.frag_tab_bus)
 					printk(KERN_CONT "% d->%d", j, i);
 			}
 		}
@@ -1443,7 +1439,7 @@ zoran_irq (int             irq,
 
 					/* Buffer address */
 
-					reg = zr->v4l_buffers.buffer[frame].fbuffer_bus;
+					reg = zr->v4l_buffers.buffer[frame].v4l.fbuffer_bus;
 					btwrite(reg, ZR36057_VDTR);
 					if (zr->v4l_settings.height > BUZ_MAX_HEIGHT / 2)
 						reg += zr->v4l_settings.bytesperline;
@@ -1594,8 +1590,8 @@ zoran_init_hardware (struct zoran *zr)
 	route.input = zr->card.input[zr->input].muxsel;
 
 	decoder_call(zr, core, init, 0);
-	decoder_s_std(zr, zr->norm);
-	decoder_s_routing(zr, &route);
+	decoder_call(zr, tuner, s_std, zr->norm);
+	decoder_call(zr, video, s_routing, &route);
 
 	encoder_call(zr, core, init, 0);
 	encoder_call(zr, video, s_std_output, zr->norm);
@@ -1660,35 +1656,3 @@ zr36057_init_vfe (struct zoran *zr)
 		reg |= ZR36057_VDCR_Triton;
 	btwrite(reg, ZR36057_VDCR);
 }
-
-/*
- * Interface to decoder and encoder chips using i2c bus
- */
-
-int decoder_s_std(struct zoran *zr, v4l2_std_id std)
-{
-	int res;
-
-	/* Bt819 needs to reset its FIFO buffer using #FRST pin and
-	   LML33 card uses GPIO(7) for that. */
-	if (zr->card.type == LML33)
-		GPIO(zr, 7, 0);
-	res = decoder_call(zr, tuner, s_std, std);
-	if (zr->card.type == LML33)
-		GPIO(zr, 7, 1); /* Pull #FRST high. */
-	return res;
-}
-
-int decoder_s_routing(struct zoran *zr, struct v4l2_routing *route)
-{
-	int res;
-
-	/* Bt819 needs to reset its FIFO buffer using #FRST pin and
-	   LML33 card uses GPIO(7) for that. */
-	if (zr->card.type == LML33)
-		GPIO(zr, 7, 0);
-	res = decoder_call(zr, video, s_routing, route);
-	if (zr->card.type == LML33)
-		GPIO(zr, 7, 1); /* Pull #FRST high. */
-	return res;
-}
diff --git a/linux/drivers/media/video/zoran/zoran_device.h b/linux/drivers/media/video/zoran/zoran_device.h
index 2eb645904..bf8c94d03 100644
--- a/linux/drivers/media/video/zoran/zoran_device.h
+++ b/linux/drivers/media/video/zoran/zoran_device.h
@@ -54,7 +54,7 @@ extern int jpeg_codec_reset(struct zoran *zr);
 /* zr360x7 access to raw capture */
 extern void zr36057_overlay(struct zoran *zr,
 			    int on);
-extern void write_overlay_mask(struct file *file,
+extern void write_overlay_mask(struct zoran_fh *fh,
 			       struct v4l2_clip *vp,
 			       int count);
 extern void zr36057_set_memgrab(struct zoran *zr,
@@ -98,7 +98,4 @@ extern int pass_through;
 #define encoder_call(zr, o, f, args...) \
 	v4l2_subdev_call(zr->encoder, o, f, ##args)
 
-int decoder_s_std(struct zoran *zr, v4l2_std_id std);
-int decoder_s_routing(struct zoran *zr, struct v4l2_routing *route);
-
 #endif				/* __ZORAN_DEVICE_H__ */
diff --git a/linux/drivers/media/video/zoran/zoran_driver.c b/linux/drivers/media/video/zoran/zoran_driver.c
index 8eda83b06..7ef3c015d 100644
--- a/linux/drivers/media/video/zoran/zoran_driver.c
+++ b/linux/drivers/media/video/zoran/zoran_driver.c
@@ -59,7 +59,7 @@
 
 #include <linux/spinlock.h>
 
-#include <linux/videodev2.h>
+#include <linux/videodev.h>
 #include <media/v4l2-common.h>
 #include <media/v4l2-ioctl.h>
 #include "videocodec.h"
@@ -163,10 +163,6 @@ const struct zoran_format zoran_formats[] = {
 };
 #define NUM_FORMATS ARRAY_SIZE(zoran_formats)
 
-static int lock_norm;	/* 0 = default 1 = Don't change TV standard (norm) */
-module_param(lock_norm, int, 0644);
-MODULE_PARM_DESC(lock_norm, "Prevent norm changes (1 = ignore, >1 = fail)");
-
 	/* small helper function for calculating buffersizes for v4l2
 	 * we calculate the nearest higher power-of-two, which
 	 * will be the recommended buffersize */
@@ -191,8 +187,26 @@ zoran_v4l2_calc_bufsize (struct zoran_jpg_settings *settings)
 }
 
 /* forward references */
-static void v4l_fbuffer_free(struct file *file);
-static void jpg_fbuffer_free(struct file *file);
+static void v4l_fbuffer_free(struct zoran_fh *fh);
+static void jpg_fbuffer_free(struct zoran_fh *fh);
+
+/* Set mapping mode */
+static void map_mode_raw(struct zoran_fh *fh)
+{
+	fh->map_mode = ZORAN_MAP_MODE_RAW;
+	fh->buffers.buffer_size = v4l_bufsize;
+	fh->buffers.num_buffers = v4l_nbufs;
+}
+static void map_mode_jpg(struct zoran_fh *fh, int play)
+{
+	fh->map_mode = play ? ZORAN_MAP_MODE_JPG_PLAY : ZORAN_MAP_MODE_JPG_REC;
+	fh->buffers.buffer_size = jpg_bufsize;
+	fh->buffers.num_buffers = jpg_nbufs;
+}
+static inline const char *mode_name(enum zoran_map_mode mode)
+{
+	return mode == ZORAN_MAP_MODE_RAW ? "V4L" : "JPG";
+}
 
 /*
  *   Allocate the V4L grab buffers
@@ -200,75 +214,70 @@ static void jpg_fbuffer_free(struct file *file);
  *   These have to be pysically contiguous.
  */
 
-static int
-v4l_fbuffer_alloc (struct file *file)
+static int v4l_fbuffer_alloc(struct zoran_fh *fh)
 {
-	struct zoran_fh *fh = file->private_data;
 	struct zoran *zr = fh->zr;
 	int i, off;
 	unsigned char *mem;
 
-	for (i = 0; i < fh->v4l_buffers.num_buffers; i++) {
-		if (fh->v4l_buffers.buffer[i].fbuffer)
+	for (i = 0; i < fh->buffers.num_buffers; i++) {
+		if (fh->buffers.buffer[i].v4l.fbuffer)
 			dprintk(2,
 				KERN_WARNING
-				"%s: v4l_fbuffer_alloc() - buffer %d already allocated!?\n",
-				ZR_DEVNAME(zr), i);
+				"%s: %s - buffer %d already allocated!?\n",
+				ZR_DEVNAME(zr), __func__, i);
 
 		//udelay(20);
-		mem = kmalloc(fh->v4l_buffers.buffer_size, GFP_KERNEL);
+		mem = kmalloc(fh->buffers.buffer_size,
+			      GFP_KERNEL | __GFP_NOWARN);
 		if (!mem) {
 			dprintk(1,
 				KERN_ERR
-				"%s: v4l_fbuffer_alloc() - kmalloc for V4L buf %d failed\n",
-				ZR_DEVNAME(zr), i);
-			v4l_fbuffer_free(file);
+				"%s: %s - kmalloc for V4L buf %d failed\n",
+				ZR_DEVNAME(zr), __func__, i);
+			v4l_fbuffer_free(fh);
 			return -ENOBUFS;
 		}
-		fh->v4l_buffers.buffer[i].fbuffer = mem;
-		fh->v4l_buffers.buffer[i].fbuffer_phys =
-		    virt_to_phys(mem);
-		fh->v4l_buffers.buffer[i].fbuffer_bus =
-		    virt_to_bus(mem);
-		for (off = 0; off < fh->v4l_buffers.buffer_size;
+		fh->buffers.buffer[i].v4l.fbuffer = mem;
+		fh->buffers.buffer[i].v4l.fbuffer_phys = virt_to_phys(mem);
+		fh->buffers.buffer[i].v4l.fbuffer_bus = virt_to_bus(mem);
+		for (off = 0; off < fh->buffers.buffer_size;
 		     off += PAGE_SIZE)
 			SetPageReserved(virt_to_page(mem + off));
 		dprintk(4,
 			KERN_INFO
-			"%s: v4l_fbuffer_alloc() - V4L frame %d mem 0x%lx (bus: 0x%lx)\n",
-			ZR_DEVNAME(zr), i, (unsigned long) mem,
+			"%s: %s - V4L frame %d mem 0x%lx (bus: 0x%lx)\n",
+			ZR_DEVNAME(zr), __func__, i, (unsigned long) mem,
 			virt_to_bus(mem));
 	}
 
-	fh->v4l_buffers.allocated = 1;
+	fh->buffers.allocated = 1;
 
 	return 0;
 }
 
 /* free the V4L grab buffers */
-static void
-v4l_fbuffer_free (struct file *file)
+static void v4l_fbuffer_free(struct zoran_fh *fh)
 {
-	struct zoran_fh *fh = file->private_data;
 	struct zoran *zr = fh->zr;
 	int i, off;
 	unsigned char *mem;
 
-	dprintk(4, KERN_INFO "%s: v4l_fbuffer_free()\n", ZR_DEVNAME(zr));
+	dprintk(4, KERN_INFO "%s: %s\n", ZR_DEVNAME(zr), __func__);
 
-	for (i = 0; i < fh->v4l_buffers.num_buffers; i++) {
-		if (!fh->v4l_buffers.buffer[i].fbuffer)
+	for (i = 0; i < fh->buffers.num_buffers; i++) {
+		if (!fh->buffers.buffer[i].v4l.fbuffer)
 			continue;
 
-		mem = fh->v4l_buffers.buffer[i].fbuffer;
-		for (off = 0; off < fh->v4l_buffers.buffer_size;
+		mem = fh->buffers.buffer[i].v4l.fbuffer;
+		for (off = 0; off < fh->buffers.buffer_size;
 		     off += PAGE_SIZE)
 			ClearPageReserved(virt_to_page(mem + off));
-		kfree((void *) fh->v4l_buffers.buffer[i].fbuffer);
-		fh->v4l_buffers.buffer[i].fbuffer = NULL;
+		kfree(fh->buffers.buffer[i].v4l.fbuffer);
+		fh->buffers.buffer[i].v4l.fbuffer = NULL;
 	}
 
-	fh->v4l_buffers.allocated = 0;
+	fh->buffers.allocated = 0;
 }
 
 /*
@@ -299,140 +308,128 @@ v4l_fbuffer_free (struct file *file)
  *       and fragment buffers are not little-endian.
  */
 
-static int
-jpg_fbuffer_alloc (struct file *file)
+static int jpg_fbuffer_alloc(struct zoran_fh *fh)
 {
-	struct zoran_fh *fh = file->private_data;
 	struct zoran *zr = fh->zr;
 	int i, j, off;
-	unsigned long mem;
+	u8 *mem;
 
-	for (i = 0; i < fh->jpg_buffers.num_buffers; i++) {
-		if (fh->jpg_buffers.buffer[i].frag_tab)
+	for (i = 0; i < fh->buffers.num_buffers; i++) {
+		if (fh->buffers.buffer[i].jpg.frag_tab)
 			dprintk(2,
 				KERN_WARNING
-				"%s: jpg_fbuffer_alloc() - buffer %d already allocated!?\n",
-				ZR_DEVNAME(zr), i);
+				"%s: %s - buffer %d already allocated!?\n",
+				ZR_DEVNAME(zr), __func__, i);
 
 		/* Allocate fragment table for this buffer */
 
-		mem = get_zeroed_page(GFP_KERNEL);
+		mem = (void *)get_zeroed_page(GFP_KERNEL);
 		if (mem == 0) {
 			dprintk(1,
 				KERN_ERR
-				"%s: jpg_fbuffer_alloc() - get_zeroed_page (frag_tab) failed for buffer %d\n",
-				ZR_DEVNAME(zr), i);
-			jpg_fbuffer_free(file);
+				"%s: %s - get_zeroed_page (frag_tab) failed for buffer %d\n",
+				ZR_DEVNAME(zr), __func__, i);
+			jpg_fbuffer_free(fh);
 			return -ENOBUFS;
 		}
-		fh->jpg_buffers.buffer[i].frag_tab = (__le32 *) mem;
-		fh->jpg_buffers.buffer[i].frag_tab_bus =
-		    virt_to_bus((void *) mem);
-
-		//if (alloc_contig) {
-		if (fh->jpg_buffers.need_contiguous) {
-			mem =
-			    (unsigned long) kmalloc(fh->jpg_buffers.
-						    buffer_size,
-						    GFP_KERNEL);
-			if (mem == 0) {
+		fh->buffers.buffer[i].jpg.frag_tab = (__le32 *)mem;
+		fh->buffers.buffer[i].jpg.frag_tab_bus = virt_to_bus(mem);
+
+		if (fh->buffers.need_contiguous) {
+			mem = kmalloc(fh->buffers.buffer_size, GFP_KERNEL);
+			if (mem == NULL) {
 				dprintk(1,
 					KERN_ERR
-					"%s: jpg_fbuffer_alloc() - kmalloc failed for buffer %d\n",
-					ZR_DEVNAME(zr), i);
-				jpg_fbuffer_free(file);
+					"%s: %s - kmalloc failed for buffer %d\n",
+					ZR_DEVNAME(zr), __func__, i);
+				jpg_fbuffer_free(fh);
 				return -ENOBUFS;
 			}
-			fh->jpg_buffers.buffer[i].frag_tab[0] =
-			    cpu_to_le32(virt_to_bus((void *) mem));
-			fh->jpg_buffers.buffer[i].frag_tab[1] =
-			    cpu_to_le32(((fh->jpg_buffers.buffer_size / 4) << 1) | 1);
-			for (off = 0; off < fh->jpg_buffers.buffer_size;
-			     off += PAGE_SIZE)
+			fh->buffers.buffer[i].jpg.frag_tab[0] =
+				cpu_to_le32(virt_to_bus(mem));
+			fh->buffers.buffer[i].jpg.frag_tab[1] =
+				cpu_to_le32((fh->buffers.buffer_size >> 1) | 1);
+			for (off = 0; off < fh->buffers.buffer_size; off += PAGE_SIZE)
 				SetPageReserved(virt_to_page(mem + off));
 		} else {
 			/* jpg_bufsize is already page aligned */
-			for (j = 0;
-			     j < fh->jpg_buffers.buffer_size / PAGE_SIZE;
-			     j++) {
-				mem = get_zeroed_page(GFP_KERNEL);
-				if (mem == 0) {
+			for (j = 0; j < fh->buffers.buffer_size / PAGE_SIZE; j++) {
+				mem = (void *)get_zeroed_page(GFP_KERNEL);
+				if (mem == NULL) {
 					dprintk(1,
 						KERN_ERR
-						"%s: jpg_fbuffer_alloc() - get_zeroed_page failed for buffer %d\n",
-						ZR_DEVNAME(zr), i);
-					jpg_fbuffer_free(file);
+						"%s: %s - get_zeroed_page failed for buffer %d\n",
+						ZR_DEVNAME(zr), __func__, i);
+					jpg_fbuffer_free(fh);
 					return -ENOBUFS;
 				}
 
-				fh->jpg_buffers.buffer[i].frag_tab[2 * j] =
-				    cpu_to_le32(virt_to_bus((void *) mem));
-				fh->jpg_buffers.buffer[i].frag_tab[2 * j +
-								   1] =
-				    cpu_to_le32((PAGE_SIZE / 4) << 1);
+				fh->buffers.buffer[i].jpg.frag_tab[2 * j] =
+					cpu_to_le32(virt_to_bus(mem));
+				fh->buffers.buffer[i].jpg.frag_tab[2 * j + 1] =
+					cpu_to_le32((PAGE_SIZE >> 2) << 1);
 				SetPageReserved(virt_to_page(mem));
 			}
 
-			fh->jpg_buffers.buffer[i].frag_tab[2 * j - 1] |= cpu_to_le32(1);
+			fh->buffers.buffer[i].jpg.frag_tab[2 * j - 1] |= cpu_to_le32(1);
 		}
 	}
 
 	dprintk(4,
-		KERN_DEBUG "%s: jpg_fbuffer_alloc() - %d KB allocated\n",
-		ZR_DEVNAME(zr),
-		(fh->jpg_buffers.num_buffers *
-		 fh->jpg_buffers.buffer_size) >> 10);
+		KERN_DEBUG "%s: %s - %d KB allocated\n",
+		ZR_DEVNAME(zr), __func__,
+		(fh->buffers.num_buffers * fh->buffers.buffer_size) >> 10);
 
-	fh->jpg_buffers.allocated = 1;
+	fh->buffers.allocated = 1;
 
 	return 0;
 }
 
 /* free the MJPEG grab buffers */
-static void
-jpg_fbuffer_free (struct file *file)
+static void jpg_fbuffer_free(struct zoran_fh *fh)
 {
-	struct zoran_fh *fh = file->private_data;
 	struct zoran *zr = fh->zr;
 	int i, j, off;
 	unsigned char *mem;
 	__le32 frag_tab;
+	struct zoran_buffer *buffer;
 
-	dprintk(4, KERN_DEBUG "%s: jpg_fbuffer_free()\n", ZR_DEVNAME(zr));
+	dprintk(4, KERN_DEBUG "%s: %s\n", ZR_DEVNAME(zr), __func__);
 
-	for (i = 0; i < fh->jpg_buffers.num_buffers; i++) {
-		if (!fh->jpg_buffers.buffer[i].frag_tab)
+	for (i = 0, buffer = &fh->buffers.buffer[0];
+	     i < fh->buffers.num_buffers; i++, buffer++) {
+		if (!buffer->jpg.frag_tab)
 			continue;
 
-		if (fh->jpg_buffers.need_contiguous) {
-			frag_tab = fh->jpg_buffers.buffer[i].frag_tab[0];
+		if (fh->buffers.need_contiguous) {
+			frag_tab = buffer->jpg.frag_tab[0];
 
 			if (frag_tab) {
-				mem = (unsigned char *)bus_to_virt(le32_to_cpu(frag_tab));
-				for (off = 0; off < fh->jpg_buffers.buffer_size; off += PAGE_SIZE)
+				mem = bus_to_virt(le32_to_cpu(frag_tab));
+				for (off = 0; off < fh->buffers.buffer_size; off += PAGE_SIZE)
 					ClearPageReserved(virt_to_page(mem + off));
 				kfree(mem);
-				fh->jpg_buffers.buffer[i].frag_tab[0] = 0;
-				fh->jpg_buffers.buffer[i].frag_tab[1] = 0;
+				buffer->jpg.frag_tab[0] = 0;
+				buffer->jpg.frag_tab[1] = 0;
 			}
 		} else {
-			for (j = 0; j < fh->jpg_buffers.buffer_size / PAGE_SIZE; j++) {
-				frag_tab = fh->jpg_buffers.buffer[i].frag_tab[2 * j];
+			for (j = 0; j < fh->buffers.buffer_size / PAGE_SIZE; j++) {
+				frag_tab = buffer->jpg.frag_tab[2 * j];
 
 				if (!frag_tab)
 					break;
 				ClearPageReserved(virt_to_page(bus_to_virt(le32_to_cpu(frag_tab))));
 				free_page((unsigned long)bus_to_virt(le32_to_cpu(frag_tab)));
-				fh->jpg_buffers.buffer[i].frag_tab[2 * j] = 0;
-				fh->jpg_buffers.buffer[i].frag_tab[2 * j + 1] = 0;
+				buffer->jpg.frag_tab[2 * j] = 0;
+				buffer->jpg.frag_tab[2 * j + 1] = 0;
 			}
 		}
 
-		free_page((unsigned long)fh->jpg_buffers.buffer[i].frag_tab);
-		fh->jpg_buffers.buffer[i].frag_tab = NULL;
+		free_page((unsigned long)buffer->jpg.frag_tab);
+		buffer->jpg.frag_tab = NULL;
 	}
 
-	fh->jpg_buffers.allocated = 0;
+	fh->buffers.allocated = 0;
 }
 
 /*
@@ -440,12 +437,11 @@ jpg_fbuffer_free (struct file *file)
  */
 
 static int
-zoran_v4l_set_format (struct file               *file,
+zoran_v4l_set_format (struct zoran_fh           *fh,
 		      int                        width,
 		      int                        height,
 		      const struct zoran_format *format)
 {
-	struct zoran_fh *fh = file->private_data;
 	struct zoran *zr = fh->zr;
 	int bpp;
 
@@ -455,19 +451,19 @@ zoran_v4l_set_format (struct file               *file,
 	    height > BUZ_MAX_HEIGHT || width > BUZ_MAX_WIDTH) {
 		dprintk(1,
 			KERN_ERR
-			"%s: v4l_set_format() - wrong frame size (%dx%d)\n",
-			ZR_DEVNAME(zr), width, height);
+			"%s: %s - wrong frame size (%dx%d)\n",
+			ZR_DEVNAME(zr), __func__, width, height);
 		return -EINVAL;
 	}
 
 	bpp = (format->depth + 7) / 8;
 
 	/* Check against available buffer size */
-	if (height * width * bpp > fh->v4l_buffers.buffer_size) {
+	if (height * width * bpp > fh->buffers.buffer_size) {
 		dprintk(1,
 			KERN_ERR
-			"%s: v4l_set_format() - video buffer size (%d kB) is too small\n",
-			ZR_DEVNAME(zr), fh->v4l_buffers.buffer_size >> 10);
+			"%s: %s - video buffer size (%d kB) is too small\n",
+			ZR_DEVNAME(zr), __func__, fh->buffers.buffer_size >> 10);
 		return -EINVAL;
 	}
 
@@ -476,8 +472,8 @@ zoran_v4l_set_format (struct file               *file,
 	if ((bpp == 2 && (width & 1)) || (bpp == 3 && (width & 3))) {
 		dprintk(1,
 			KERN_ERR
-			"%s: v4l_set_format() - wrong frame alignment\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - wrong frame alignment\n",
+			ZR_DEVNAME(zr), __func__);
 		return -EINVAL;
 	}
 
@@ -489,43 +485,40 @@ zoran_v4l_set_format (struct file               *file,
 	return 0;
 }
 
-static int
-zoran_v4l_queue_frame (struct file *file,
-		       int          num)
+static int zoran_v4l_queue_frame(struct zoran_fh *fh, int num)
 {
-	struct zoran_fh *fh = file->private_data;
 	struct zoran *zr = fh->zr;
 	unsigned long flags;
 	int res = 0;
 
-	if (!fh->v4l_buffers.allocated) {
+	if (!fh->buffers.allocated) {
 		dprintk(1,
 			KERN_ERR
-			"%s: v4l_queue_frame() - buffers not yet allocated\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - buffers not yet allocated\n",
+			ZR_DEVNAME(zr), __func__);
 		res = -ENOMEM;
 	}
 
 	/* No grabbing outside the buffer range! */
-	if (num >= fh->v4l_buffers.num_buffers || num < 0) {
+	if (num >= fh->buffers.num_buffers || num < 0) {
 		dprintk(1,
 			KERN_ERR
-			"%s: v4l_queue_frame() - buffer %d is out of range\n",
-			ZR_DEVNAME(zr), num);
+			"%s: %s - buffer %d is out of range\n",
+			ZR_DEVNAME(zr), __func__, num);
 		res = -EINVAL;
 	}
 
 	spin_lock_irqsave(&zr->spinlock, flags);
 
-	if (fh->v4l_buffers.active == ZORAN_FREE) {
+	if (fh->buffers.active == ZORAN_FREE) {
 		if (zr->v4l_buffers.active == ZORAN_FREE) {
-			zr->v4l_buffers = fh->v4l_buffers;
-			fh->v4l_buffers.active = ZORAN_ACTIVE;
+			zr->v4l_buffers = fh->buffers;
+			fh->buffers.active = ZORAN_ACTIVE;
 		} else {
 			dprintk(1,
 				KERN_ERR
-				"%s: v4l_queue_frame() - another session is already capturing\n",
-				ZR_DEVNAME(zr));
+				"%s: %s - another session is already capturing\n",
+				ZR_DEVNAME(zr), __func__);
 			res = -EBUSY;
 		}
 	}
@@ -536,7 +529,7 @@ zoran_v4l_queue_frame (struct file *file,
 		default:
 		case BUZ_STATE_PEND:
 			if (zr->v4l_buffers.active == ZORAN_FREE) {
-				fh->v4l_buffers.active = ZORAN_FREE;
+				fh->buffers.active = ZORAN_FREE;
 				zr->v4l_buffers.allocated = 0;
 			}
 			res = -EBUSY;	/* what are you doing? */
@@ -544,19 +537,17 @@ zoran_v4l_queue_frame (struct file *file,
 		case BUZ_STATE_DONE:
 			dprintk(2,
 				KERN_WARNING
-				"%s: v4l_queue_frame() - queueing buffer %d in state DONE!?\n",
-				ZR_DEVNAME(zr), num);
+				"%s: %s - queueing buffer %d in state DONE!?\n",
+				ZR_DEVNAME(zr), __func__, num);
 		case BUZ_STATE_USER:
 			/* since there is at least one unused buffer there's room for at least
 			 * one more pend[] entry */
-			zr->v4l_pend[zr->v4l_pend_head++ &
-					V4L_MASK_FRAME] = num;
+			zr->v4l_pend[zr->v4l_pend_head++ & V4L_MASK_FRAME] = num;
 			zr->v4l_buffers.buffer[num].state = BUZ_STATE_PEND;
 			zr->v4l_buffers.buffer[num].bs.length =
 			    fh->v4l_settings.bytesperline *
 			    zr->v4l_settings.height;
-			fh->v4l_buffers.buffer[num] =
-			    zr->v4l_buffers.buffer[num];
+			fh->buffers.buffer[num] = zr->v4l_buffers.buffer[num];
 			break;
 		}
 	}
@@ -564,7 +555,7 @@ zoran_v4l_queue_frame (struct file *file,
 	spin_unlock_irqrestore(&zr->spinlock, flags);
 
 	if (!res && zr->v4l_buffers.active == ZORAN_FREE)
-		zr->v4l_buffers.active = fh->v4l_buffers.active;
+		zr->v4l_buffers.active = fh->buffers.active;
 
 	return res;
 }
@@ -573,27 +564,24 @@ zoran_v4l_queue_frame (struct file *file,
  * Sync on a V4L buffer
  */
 
-static int
-v4l_sync (struct file *file,
-	  int          frame)
+static int v4l_sync(struct zoran_fh *fh, int frame)
 {
-	struct zoran_fh *fh = file->private_data;
 	struct zoran *zr = fh->zr;
 	unsigned long flags;
 
-	if (fh->v4l_buffers.active == ZORAN_FREE) {
+	if (fh->buffers.active == ZORAN_FREE) {
 		dprintk(1,
 			KERN_ERR
-			"%s: v4l_sync() - no grab active for this session\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - no grab active for this session\n",
+			ZR_DEVNAME(zr), __func__);
 		return -EINVAL;
 	}
 
 	/* check passed-in frame number */
-	if (frame >= fh->v4l_buffers.num_buffers || frame < 0) {
+	if (frame >= fh->buffers.num_buffers || frame < 0) {
 		dprintk(1,
-			KERN_ERR "%s: v4l_sync() - frame %d is invalid\n",
-			ZR_DEVNAME(zr), frame);
+			KERN_ERR "%s: %s - frame %d is invalid\n",
+			ZR_DEVNAME(zr), __func__, frame);
 		return -EINVAL;
 	}
 
@@ -601,15 +589,14 @@ v4l_sync (struct file *file,
 	if (zr->v4l_buffers.buffer[frame].state == BUZ_STATE_USER) {
 		dprintk(1,
 			KERN_ERR
-			"%s: v4l_sync() - attempt to sync on a buffer which was not queued?\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - attempt to sync on a buffer which was not queued?\n",
+			ZR_DEVNAME(zr), __func__);
 		return -EPROTO;
 	}
 
 	/* wait on this buffer to get ready */
 	if (!wait_event_interruptible_timeout(zr->v4l_capq,
-				(zr->v4l_buffers.buffer[frame].state != BUZ_STATE_PEND),
-				10*HZ))
+		(zr->v4l_buffers.buffer[frame].state != BUZ_STATE_PEND), 10*HZ))
 		return -ETIME;
 	if (signal_pending(current))
 		return -ERESTARTSYS;
@@ -617,11 +604,11 @@ v4l_sync (struct file *file,
 	/* buffer should now be in BUZ_STATE_DONE */
 	if (zr->v4l_buffers.buffer[frame].state != BUZ_STATE_DONE)
 		dprintk(2,
-			KERN_ERR "%s: v4l_sync() - internal state error\n",
-			ZR_DEVNAME(zr));
+			KERN_ERR "%s: %s - internal state error\n",
+			ZR_DEVNAME(zr), __func__);
 
 	zr->v4l_buffers.buffer[frame].state = BUZ_STATE_USER;
-	fh->v4l_buffers.buffer[frame] = zr->v4l_buffers.buffer[frame];
+	fh->buffers.buffer[frame] = zr->v4l_buffers.buffer[frame];
 
 	spin_lock_irqsave(&zr->spinlock, flags);
 
@@ -629,8 +616,7 @@ v4l_sync (struct file *file,
 	if (zr->v4l_pend_tail == zr->v4l_pend_head) {
 		zr36057_set_memgrab(zr, 0);
 		if (zr->v4l_buffers.active == ZORAN_ACTIVE) {
-			fh->v4l_buffers.active = zr->v4l_buffers.active =
-			    ZORAN_FREE;
+			fh->buffers.active = zr->v4l_buffers.active = ZORAN_FREE;
 			zr->v4l_buffers.allocated = 0;
 		}
 	}
@@ -644,31 +630,28 @@ v4l_sync (struct file *file,
  *   Queue a MJPEG buffer for capture/playback
  */
 
-static int
-zoran_jpg_queue_frame (struct file          *file,
-		       int                   num,
-		       enum zoran_codec_mode mode)
+static int zoran_jpg_queue_frame(struct zoran_fh *fh, int num,
+				 enum zoran_codec_mode mode)
 {
-	struct zoran_fh *fh = file->private_data;
 	struct zoran *zr = fh->zr;
 	unsigned long flags;
 	int res = 0;
 
 	/* Check if buffers are allocated */
-	if (!fh->jpg_buffers.allocated) {
+	if (!fh->buffers.allocated) {
 		dprintk(1,
 			KERN_ERR
-			"%s: jpg_queue_frame() - buffers not yet allocated\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - buffers not yet allocated\n",
+			ZR_DEVNAME(zr), __func__);
 		return -ENOMEM;
 	}
 
 	/* No grabbing outside the buffer range! */
-	if (num >= fh->jpg_buffers.num_buffers || num < 0) {
+	if (num >= fh->buffers.num_buffers || num < 0) {
 		dprintk(1,
 			KERN_ERR
-			"%s: jpg_queue_frame() - buffer %d out of range\n",
-			ZR_DEVNAME(zr), num);
+			"%s: %s - buffer %d out of range\n",
+			ZR_DEVNAME(zr), __func__, num);
 		return -EINVAL;
 	}
 
@@ -679,20 +662,20 @@ zoran_jpg_queue_frame (struct file          *file,
 		/* wrong codec mode active - invalid */
 		dprintk(1,
 			KERN_ERR
-			"%s: jpg_queue_frame() - codec in wrong mode\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - codec in wrong mode\n",
+			ZR_DEVNAME(zr), __func__);
 		return -EINVAL;
 	}
 
-	if (fh->jpg_buffers.active == ZORAN_FREE) {
+	if (fh->buffers.active == ZORAN_FREE) {
 		if (zr->jpg_buffers.active == ZORAN_FREE) {
-			zr->jpg_buffers = fh->jpg_buffers;
-			fh->jpg_buffers.active = ZORAN_ACTIVE;
+			zr->jpg_buffers = fh->buffers;
+			fh->buffers.active = ZORAN_ACTIVE;
 		} else {
 			dprintk(1,
 				KERN_ERR
-				"%s: jpg_queue_frame() - another session is already capturing\n",
-				ZR_DEVNAME(zr));
+				"%s: %s - another session is already capturing\n",
+				ZR_DEVNAME(zr), __func__);
 			res = -EBUSY;
 		}
 	}
@@ -709,23 +692,21 @@ zoran_jpg_queue_frame (struct file          *file,
 		case BUZ_STATE_DONE:
 			dprintk(2,
 				KERN_WARNING
-				"%s: jpg_queue_frame() - queing frame in BUZ_STATE_DONE state!?\n",
-				ZR_DEVNAME(zr));
+				"%s: %s - queing frame in BUZ_STATE_DONE state!?\n",
+				ZR_DEVNAME(zr), __func__);
 		case BUZ_STATE_USER:
 			/* since there is at least one unused buffer there's room for at
 			 *least one more pend[] entry */
-			zr->jpg_pend[zr->jpg_que_head++ & BUZ_MASK_FRAME] =
-			    num;
+			zr->jpg_pend[zr->jpg_que_head++ & BUZ_MASK_FRAME] = num;
 			zr->jpg_buffers.buffer[num].state = BUZ_STATE_PEND;
-			fh->jpg_buffers.buffer[num] =
-			    zr->jpg_buffers.buffer[num];
+			fh->buffers.buffer[num] = zr->jpg_buffers.buffer[num];
 			zoran_feed_stat_com(zr);
 			break;
 		default:
 		case BUZ_STATE_DMA:
 		case BUZ_STATE_PEND:
 			if (zr->jpg_buffers.active == ZORAN_FREE) {
-				fh->jpg_buffers.active = ZORAN_FREE;
+				fh->buffers.active = ZORAN_FREE;
 				zr->jpg_buffers.allocated = 0;
 			}
 			res = -EBUSY;	/* what are you doing? */
@@ -735,47 +716,41 @@ zoran_jpg_queue_frame (struct file          *file,
 
 	spin_unlock_irqrestore(&zr->spinlock, flags);
 
-	if (!res && zr->jpg_buffers.active == ZORAN_FREE) {
-		zr->jpg_buffers.active = fh->jpg_buffers.active;
-	}
+	if (!res && zr->jpg_buffers.active == ZORAN_FREE)
+		zr->jpg_buffers.active = fh->buffers.active;
 
 	return res;
 }
 
-static int
-jpg_qbuf (struct file          *file,
-	  int                   frame,
-	  enum zoran_codec_mode mode)
+static int jpg_qbuf(struct zoran_fh *fh, int frame, enum zoran_codec_mode mode)
 {
-	struct zoran_fh *fh = file->private_data;
 	struct zoran *zr = fh->zr;
 	int res = 0;
 
 	/* Does the user want to stop streaming? */
 	if (frame < 0) {
 		if (zr->codec_mode == mode) {
-			if (fh->jpg_buffers.active == ZORAN_FREE) {
+			if (fh->buffers.active == ZORAN_FREE) {
 				dprintk(1,
 					KERN_ERR
-					"%s: jpg_qbuf(-1) - session not active\n",
-					ZR_DEVNAME(zr));
+					"%s: %s(-1) - session not active\n",
+					ZR_DEVNAME(zr), __func__);
 				return -EINVAL;
 			}
-			fh->jpg_buffers.active = zr->jpg_buffers.active =
-			    ZORAN_FREE;
+			fh->buffers.active = zr->jpg_buffers.active = ZORAN_FREE;
 			zr->jpg_buffers.allocated = 0;
 			zr36057_enable_jpg(zr, BUZ_MODE_IDLE);
 			return 0;
 		} else {
 			dprintk(1,
 				KERN_ERR
-				"%s: jpg_qbuf() - stop streaming but not in streaming mode\n",
-				ZR_DEVNAME(zr));
+				"%s: %s - stop streaming but not in streaming mode\n",
+				ZR_DEVNAME(zr), __func__);
 			return -EINVAL;
 		}
 	}
 
-	if ((res = zoran_jpg_queue_frame(file, frame, mode)))
+	if ((res = zoran_jpg_queue_frame(fh, frame, mode)))
 		return res;
 
 	/* Start the jpeg codec when the first frame is queued  */
@@ -789,28 +764,25 @@ jpg_qbuf (struct file          *file,
  *   Sync on a MJPEG buffer
  */
 
-static int
-jpg_sync (struct file       *file,
-	  struct zoran_sync *bs)
+static int jpg_sync(struct zoran_fh *fh, struct zoran_sync *bs)
 {
-	struct zoran_fh *fh = file->private_data;
 	struct zoran *zr = fh->zr;
 	unsigned long flags;
 	int frame;
 
-	if (fh->jpg_buffers.active == ZORAN_FREE) {
+	if (fh->buffers.active == ZORAN_FREE) {
 		dprintk(1,
 			KERN_ERR
-			"%s: jpg_sync() - capture is not currently active\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - capture is not currently active\n",
+			ZR_DEVNAME(zr), __func__);
 		return -EINVAL;
 	}
 	if (zr->codec_mode != BUZ_MODE_MOTION_DECOMPRESS &&
 	    zr->codec_mode != BUZ_MODE_MOTION_COMPRESS) {
 		dprintk(1,
 			KERN_ERR
-			"%s: jpg_sync() - codec not in streaming mode\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - codec not in streaming mode\n",
+			ZR_DEVNAME(zr), __func__);
 		return -EINVAL;
 	}
 	if (!wait_event_interruptible_timeout(zr->jpg_capq,
@@ -825,8 +797,8 @@ jpg_sync (struct file       *file,
 					   sizeof(isr), &isr);
 		dprintk(1,
 			KERN_ERR
-			"%s: jpg_sync() - timeout: codec isr=0x%02x\n",
-			ZR_DEVNAME(zr), isr);
+			"%s: %s - timeout: codec isr=0x%02x\n",
+			ZR_DEVNAME(zr), __func__, isr);
 
 		return -ETIME;
 
@@ -844,28 +816,26 @@ jpg_sync (struct file       *file,
 	/* buffer should now be in BUZ_STATE_DONE */
 	if (zr->jpg_buffers.buffer[frame].state != BUZ_STATE_DONE)
 		dprintk(2,
-			KERN_ERR "%s: jpg_sync() - internal state error\n",
-			ZR_DEVNAME(zr));
+			KERN_ERR "%s: %s - internal state error\n",
+			ZR_DEVNAME(zr), __func__);
 
 	*bs = zr->jpg_buffers.buffer[frame].bs;
 	bs->frame = frame;
 	zr->jpg_buffers.buffer[frame].state = BUZ_STATE_USER;
-	fh->jpg_buffers.buffer[frame] = zr->jpg_buffers.buffer[frame];
+	fh->buffers.buffer[frame] = zr->jpg_buffers.buffer[frame];
 
 	spin_unlock_irqrestore(&zr->spinlock, flags);
 
 	return 0;
 }
 
-static void
-zoran_open_init_session (struct file *file)
+static void zoran_open_init_session(struct zoran_fh *fh)
 {
 	int i;
-	struct zoran_fh *fh = file->private_data;
 	struct zoran *zr = fh->zr;
 
 	/* Per default, map the V4L Buffers */
-	fh->map_mode = ZORAN_MAP_MODE_RAW;
+	map_mode_raw(fh);
 
 	/* take over the card's current settings */
 	fh->overlay_settings = zr->overlay_settings;
@@ -875,38 +845,21 @@ zoran_open_init_session (struct file *file)
 
 	/* v4l settings */
 	fh->v4l_settings = zr->v4l_settings;
-
-	/* v4l_buffers */
-	memset(&fh->v4l_buffers, 0, sizeof(struct zoran_v4l_struct));
-	for (i = 0; i < VIDEO_MAX_FRAME; i++) {
-		fh->v4l_buffers.buffer[i].state = BUZ_STATE_USER;	/* nothing going on */
-		fh->v4l_buffers.buffer[i].bs.frame = i;
-	}
-	fh->v4l_buffers.allocated = 0;
-	fh->v4l_buffers.active = ZORAN_FREE;
-	fh->v4l_buffers.buffer_size = v4l_bufsize;
-	fh->v4l_buffers.num_buffers = v4l_nbufs;
-
 	/* jpg settings */
 	fh->jpg_settings = zr->jpg_settings;
 
-	/* jpg_buffers */
-	memset(&fh->jpg_buffers, 0, sizeof(struct zoran_jpg_struct));
-	for (i = 0; i < BUZ_MAX_FRAME; i++) {
-		fh->jpg_buffers.buffer[i].state = BUZ_STATE_USER;	/* nothing going on */
-		fh->jpg_buffers.buffer[i].bs.frame = i;
+	/* buffers */
+	memset(&fh->buffers, 0, sizeof(fh->buffers));
+	for (i = 0; i < MAX_FRAME; i++) {
+		fh->buffers.buffer[i].state = BUZ_STATE_USER;	/* nothing going on */
+		fh->buffers.buffer[i].bs.frame = i;
 	}
-	fh->jpg_buffers.need_contiguous = zr->jpg_buffers.need_contiguous;
-	fh->jpg_buffers.allocated = 0;
-	fh->jpg_buffers.active = ZORAN_FREE;
-	fh->jpg_buffers.buffer_size = jpg_bufsize;
-	fh->jpg_buffers.num_buffers = jpg_nbufs;
+	fh->buffers.allocated = 0;
+	fh->buffers.active = ZORAN_FREE;
 }
 
-static void
-zoran_close_end_session (struct file *file)
+static void zoran_close_end_session(struct zoran_fh *fh)
 {
-	struct zoran_fh *fh = file->private_data;
 	struct zoran *zr = fh->zr;
 
 	/* overlay */
@@ -918,33 +871,33 @@ zoran_close_end_session (struct file *file)
 		zr->overlay_mask = NULL;
 	}
 
-	/* v4l capture */
-	if (fh->v4l_buffers.active != ZORAN_FREE) {
-		unsigned long flags;
+	if (fh->map_mode == ZORAN_MAP_MODE_RAW) {
+		/* v4l capture */
+		if (fh->buffers.active != ZORAN_FREE) {
+			unsigned long flags;
 
-		spin_lock_irqsave(&zr->spinlock, flags);
-		zr36057_set_memgrab(zr, 0);
-		zr->v4l_buffers.allocated = 0;
-		zr->v4l_buffers.active = fh->v4l_buffers.active =
-		    ZORAN_FREE;
-		spin_unlock_irqrestore(&zr->spinlock, flags);
-	}
+			spin_lock_irqsave(&zr->spinlock, flags);
+			zr36057_set_memgrab(zr, 0);
+			zr->v4l_buffers.allocated = 0;
+			zr->v4l_buffers.active = fh->buffers.active = ZORAN_FREE;
+			spin_unlock_irqrestore(&zr->spinlock, flags);
+		}
 
-	/* v4l buffers */
-	if (fh->v4l_buffers.allocated)
-		v4l_fbuffer_free(file);
+		/* v4l buffers */
+		if (fh->buffers.allocated)
+			v4l_fbuffer_free(fh);
+	} else {
+		/* jpg capture */
+		if (fh->buffers.active != ZORAN_FREE) {
+			zr36057_enable_jpg(zr, BUZ_MODE_IDLE);
+			zr->jpg_buffers.allocated = 0;
+			zr->jpg_buffers.active = fh->buffers.active = ZORAN_FREE;
+		}
 
-	/* jpg capture */
-	if (fh->jpg_buffers.active != ZORAN_FREE) {
-		zr36057_enable_jpg(zr, BUZ_MODE_IDLE);
-		zr->jpg_buffers.allocated = 0;
-		zr->jpg_buffers.active = fh->jpg_buffers.active =
-		    ZORAN_FREE;
+		/* jpg buffers */
+		if (fh->buffers.allocated)
+			jpg_fbuffer_free(fh);
 	}
-
-	/* jpg buffers */
-	if (fh->jpg_buffers.allocated)
-		jpg_fbuffer_free(file);
 }
 
 /*
@@ -957,8 +910,8 @@ static int zoran_open(struct file *file)
 	struct zoran_fh *fh;
 	int res, first_open = 0;
 
-	dprintk(2, KERN_INFO "%s: zoran_open(%s, pid=[%d]), users(-)=%d\n",
-		ZR_DEVNAME(zr), current->comm, task_pid_nr(current), zr->user + 1);
+	dprintk(2, KERN_INFO "%s: %s(%s, pid=[%d]), users(-)=%d\n",
+		ZR_DEVNAME(zr), __func__, current->comm, task_pid_nr(current), zr->user + 1);
 
 	lock_kernel();
 
@@ -974,8 +927,8 @@ static int zoran_open(struct file *file)
 	if (!fh) {
 		dprintk(1,
 			KERN_ERR
-			"%s: zoran_open() - allocation of zoran_fh failed\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - allocation of zoran_fh failed\n",
+			ZR_DEVNAME(zr), __func__);
 		res = -ENOMEM;
 		goto fail_unlock;
 	}
@@ -986,8 +939,8 @@ static int zoran_open(struct file *file)
 	if (!fh->overlay_mask) {
 		dprintk(1,
 			KERN_ERR
-			"%s: zoran_open() - allocation of overlay_mask failed\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - allocation of overlay_mask failed\n",
+			ZR_DEVNAME(zr), __func__);
 		res = -ENOMEM;
 		goto fail_fh;
 	}
@@ -1009,7 +962,7 @@ static int zoran_open(struct file *file)
 	/* set file_ops stuff */
 	file->private_data = fh;
 	fh->zr = zr;
-	zoran_open_init_session(file);
+	zoran_open_init_session(fh);
 	unlock_kernel();
 
 	return 0;
@@ -1031,14 +984,14 @@ zoran_close(struct file  *file)
 	struct zoran_fh *fh = file->private_data;
 	struct zoran *zr = fh->zr;
 
-	dprintk(2, KERN_INFO "%s: zoran_close(%s, pid=[%d]), users(+)=%d\n",
-		ZR_DEVNAME(zr), current->comm, task_pid_nr(current), zr->user - 1);
+	dprintk(2, KERN_INFO "%s: %s(%s, pid=[%d]), users(+)=%d\n",
+		ZR_DEVNAME(zr), __func__, current->comm, task_pid_nr(current), zr->user - 1);
 
 	/* kernel locks (fs/device.c), so don't do that ourselves
 	 * (prevents deadlocks) */
 	/*mutex_lock(&zr->resource_lock);*/
 
-	zoran_close_end_session(file);
+	zoran_close_end_session(fh);
 
 	if (zr->user-- == 1) {	/* Last process */
 		/* Clean up JPEG process */
@@ -1077,7 +1030,7 @@ zoran_close(struct file  *file)
 	kfree(fh->overlay_mask);
 	kfree(fh);
 
-	dprintk(4, KERN_INFO "%s: zoran_close() done\n", ZR_DEVNAME(zr));
+	dprintk(4, KERN_INFO "%s: %s done\n", ZR_DEVNAME(zr), __func__);
 
 	return 0;
 }
@@ -1105,15 +1058,13 @@ zoran_write (struct file *file,
 	return -EINVAL;
 }
 
-static int
-setup_fbuffer (struct file               *file,
+static int setup_fbuffer(struct zoran_fh *fh,
 	       void                      *base,
 	       const struct zoran_format *fmt,
 	       int                        width,
 	       int                        height,
 	       int                        bytesperline)
 {
-	struct zoran_fh *fh = file->private_data;
 	struct zoran *zr = fh->zr;
 
 	/* (Ronald) v4l/v4l2 guidelines */
@@ -1141,8 +1092,8 @@ setup_fbuffer (struct file               *file,
 		 * friendly and silently do as if nothing went wrong */
 		dprintk(3,
 			KERN_ERR
-			"%s: setup_fbuffer() - forced overlay turnoff because framebuffer changed\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - forced overlay turnoff because framebuffer changed\n",
+			ZR_DEVNAME(zr), __func__);
 		zr36057_overlay(zr, 0);
 	}
 #endif
@@ -1150,22 +1101,22 @@ setup_fbuffer (struct file               *file,
 	if (!(fmt->flags & ZORAN_FORMAT_OVERLAY)) {
 		dprintk(1,
 			KERN_ERR
-			"%s: setup_fbuffer() - no valid overlay format given\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - no valid overlay format given\n",
+			ZR_DEVNAME(zr), __func__);
 		return -EINVAL;
 	}
 	if (height <= 0 || width <= 0 || bytesperline <= 0) {
 		dprintk(1,
 			KERN_ERR
-			"%s: setup_fbuffer() - invalid height/width/bpl value (%d|%d|%d)\n",
-			ZR_DEVNAME(zr), width, height, bytesperline);
+			"%s: %s - invalid height/width/bpl value (%d|%d|%d)\n",
+			ZR_DEVNAME(zr), __func__, width, height, bytesperline);
 		return -EINVAL;
 	}
 	if (bytesperline & 3) {
 		dprintk(1,
 			KERN_ERR
-			"%s: setup_fbuffer() - bytesperline (%d) must be 4-byte aligned\n",
-			ZR_DEVNAME(zr), bytesperline);
+			"%s: %s - bytesperline (%d) must be 4-byte aligned\n",
+			ZR_DEVNAME(zr), __func__, bytesperline);
 		return -EINVAL;
 	}
 
@@ -1183,17 +1134,9 @@ setup_fbuffer (struct file               *file,
 }
 
 
-static int
-setup_window (struct file       *file,
-	      int                x,
-	      int                y,
-	      int                width,
-	      int                height,
-	      struct v4l2_clip __user *clips,
-	      int                clipcount,
-	      void              __user *bitmap)
+static int setup_window(struct zoran_fh *fh, int x, int y, int width, int height,
+	struct v4l2_clip __user *clips, int clipcount, void __user *bitmap)
 {
-	struct zoran_fh *fh = file->private_data;
 	struct zoran *zr = fh->zr;
 	struct v4l2_clip *vcp = NULL;
 	int on, end;
@@ -1202,16 +1145,16 @@ setup_window (struct file       *file,
 	if (!zr->vbuf_base) {
 		dprintk(1,
 			KERN_ERR
-			"%s: setup_window() - frame buffer has to be set first\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - frame buffer has to be set first\n",
+			ZR_DEVNAME(zr), __func__);
 		return -EINVAL;
 	}
 
 	if (!fh->overlay_settings.format) {
 		dprintk(1,
 			KERN_ERR
-			"%s: setup_window() - no overlay format set\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - no overlay format set\n",
+			ZR_DEVNAME(zr), __func__);
 		return -EINVAL;
 	}
 
@@ -1241,8 +1184,8 @@ setup_window (struct file       *file,
 	    width > BUZ_MAX_WIDTH || height > BUZ_MAX_HEIGHT) {
 		dprintk(1,
 			KERN_ERR
-			"%s: setup_window() - width = %d or height = %d invalid\n",
-			ZR_DEVNAME(zr), width, height);
+			"%s: %s - width = %d or height = %d invalid\n",
+			ZR_DEVNAME(zr), __func__, width, height);
 		return -EINVAL;
 	}
 
@@ -1284,8 +1227,8 @@ setup_window (struct file       *file,
 		if (vcp == NULL) {
 			dprintk(1,
 				KERN_ERR
-				"%s: setup_window() - Alloc of clip mask failed\n",
-				ZR_DEVNAME(zr));
+				"%s: %s - Alloc of clip mask failed\n",
+				ZR_DEVNAME(zr), __func__);
 			return -ENOMEM;
 		}
 		if (copy_from_user
@@ -1293,7 +1236,7 @@ setup_window (struct file       *file,
 			vfree(vcp);
 			return -EFAULT;
 		}
-		write_overlay_mask(file, vcp, clipcount);
+		write_overlay_mask(fh, vcp, clipcount);
 		vfree(vcp);
 	}
 
@@ -1309,11 +1252,8 @@ setup_window (struct file       *file,
 	return wait_grab_pending(zr);
 }
 
-static int
-setup_overlay (struct file *file,
-	       int          on)
+static int setup_overlay(struct zoran_fh *fh, int on)
 {
-	struct zoran_fh *fh = file->private_data;
 	struct zoran *zr = fh->zr;
 
 	/* If there is nothing to do, return immediatly */
@@ -1326,16 +1266,16 @@ setup_overlay (struct file *file,
 	    fh->overlay_active == ZORAN_FREE) {
 		dprintk(1,
 			KERN_ERR
-			"%s: setup_overlay() - overlay is already active for another session\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - overlay is already active for another session\n",
+			ZR_DEVNAME(zr), __func__);
 		return -EBUSY;
 	}
 	if (!on && zr->overlay_active != ZORAN_FREE &&
 	    fh->overlay_active == ZORAN_FREE) {
 		dprintk(1,
 			KERN_ERR
-			"%s: setup_overlay() - you cannot cancel someone else's session\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - you cannot cancel someone else's session\n",
+			ZR_DEVNAME(zr), __func__);
 		return -EPERM;
 	}
 
@@ -1351,15 +1291,15 @@ setup_overlay (struct file *file,
 		if (!zr->vbuf_base || !fh->overlay_settings.is_set) {
 			dprintk(1,
 				KERN_ERR
-				"%s: setup_overlay() - buffer or window not set\n",
-				ZR_DEVNAME(zr));
+				"%s: %s - buffer or window not set\n",
+				ZR_DEVNAME(zr), __func__);
 			return -EINVAL;
 		}
 		if (!fh->overlay_settings.format) {
 			dprintk(1,
 				KERN_ERR
-				"%s: setup_overlay() - no overlay format set\n",
-				ZR_DEVNAME(zr));
+				"%s: %s - no overlay format set\n",
+				ZR_DEVNAME(zr), __func__);
 			return -EINVAL;
 		}
 		zr->overlay_active = fh->overlay_active = ZORAN_LOCKED;
@@ -1376,41 +1316,54 @@ setup_overlay (struct file *file,
 	return wait_grab_pending(zr);
 }
 
-	/* get the status of a buffer in the clients buffer queue */
-static int
-zoran_v4l2_buffer_status (struct file        *file,
-			  struct v4l2_buffer *buf,
-			  int                 num)
+/* get the status of a buffer in the clients buffer queue */
+static int zoran_v4l2_buffer_status(struct zoran_fh *fh,
+				    struct v4l2_buffer *buf, int num)
 {
-	struct zoran_fh *fh = file->private_data;
 	struct zoran *zr = fh->zr;
+	unsigned long flags;
 
 	buf->flags = V4L2_BUF_FLAG_MAPPED;
 
 	switch (fh->map_mode) {
 	case ZORAN_MAP_MODE_RAW:
-
 		/* check range */
-		if (num < 0 || num >= fh->v4l_buffers.num_buffers ||
-		    !fh->v4l_buffers.allocated) {
+		if (num < 0 || num >= fh->buffers.num_buffers ||
+		    !fh->buffers.allocated) {
 			dprintk(1,
 				KERN_ERR
-				"%s: v4l2_buffer_status() - wrong number or buffers not allocated\n",
-				ZR_DEVNAME(zr));
+				"%s: %s - wrong number or buffers not allocated\n",
+				ZR_DEVNAME(zr), __func__);
 			return -EINVAL;
 		}
 
+		spin_lock_irqsave(&zr->spinlock, flags);
+		dprintk(3,
+			KERN_DEBUG
+			"%s: %s() - raw active=%c, buffer %d: state=%c, map=%c\n",
+			ZR_DEVNAME(zr), __func__,
+			"FAL"[fh->buffers.active], num,
+			"UPMD"[zr->v4l_buffers.buffer[num].state],
+			fh->buffers.buffer[num].map ? 'Y' : 'N');
+		spin_unlock_irqrestore(&zr->spinlock, flags);
+#if 0
+		/* Process is the one capturing? */
+		if (fh->v4l_buffers.active != ZORAN_FREE &&
+		    /* Buffer ready to DQBUF? */
+		    zr->v4l_buffers.buffer[frame].state == BUZ_STATE_DONE)
+			res = POLLIN | POLLRDNORM;
+#endif
+
 		buf->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
-		buf->length = fh->v4l_buffers.buffer_size;
+		buf->length = fh->buffers.buffer_size;
 
 		/* get buffer */
-		buf->bytesused = fh->v4l_buffers.buffer[num].bs.length;
-		if (fh->v4l_buffers.buffer[num].state == BUZ_STATE_DONE ||
-		    fh->v4l_buffers.buffer[num].state == BUZ_STATE_USER) {
-			buf->sequence = fh->v4l_buffers.buffer[num].bs.seq;
+		buf->bytesused = fh->buffers.buffer[num].bs.length;
+		if (fh->buffers.buffer[num].state == BUZ_STATE_DONE ||
+		    fh->buffers.buffer[num].state == BUZ_STATE_USER) {
+			buf->sequence = fh->buffers.buffer[num].bs.seq;
 			buf->flags |= V4L2_BUF_FLAG_DONE;
-			buf->timestamp =
-			    fh->v4l_buffers.buffer[num].bs.timestamp;
+			buf->timestamp = fh->buffers.buffer[num].bs.timestamp;
 		} else {
 			buf->flags |= V4L2_BUF_FLAG_QUEUED;
 		}
@@ -1426,28 +1379,26 @@ zoran_v4l2_buffer_status (struct file        *file,
 	case ZORAN_MAP_MODE_JPG_PLAY:
 
 		/* check range */
-		if (num < 0 || num >= fh->jpg_buffers.num_buffers ||
-		    !fh->jpg_buffers.allocated) {
+		if (num < 0 || num >= fh->buffers.num_buffers ||
+		    !fh->buffers.allocated) {
 			dprintk(1,
 				KERN_ERR
-				"%s: v4l2_buffer_status() - wrong number or buffers not allocated\n",
-				ZR_DEVNAME(zr));
+				"%s: %s - wrong number or buffers not allocated\n",
+				ZR_DEVNAME(zr), __func__);
 			return -EINVAL;
 		}
 
 		buf->type = (fh->map_mode == ZORAN_MAP_MODE_JPG_REC) ?
 			      V4L2_BUF_TYPE_VIDEO_CAPTURE :
 			      V4L2_BUF_TYPE_VIDEO_OUTPUT;
-		buf->length = fh->jpg_buffers.buffer_size;
+		buf->length = fh->buffers.buffer_size;
 
 		/* these variables are only written after frame has been captured */
-		if (fh->jpg_buffers.buffer[num].state == BUZ_STATE_DONE ||
-		    fh->jpg_buffers.buffer[num].state == BUZ_STATE_USER) {
-			buf->sequence = fh->jpg_buffers.buffer[num].bs.seq;
-			buf->timestamp =
-			    fh->jpg_buffers.buffer[num].bs.timestamp;
-			buf->bytesused =
-			    fh->jpg_buffers.buffer[num].bs.length;
+		if (fh->buffers.buffer[num].state == BUZ_STATE_DONE ||
+		    fh->buffers.buffer[num].state == BUZ_STATE_USER) {
+			buf->sequence = fh->buffers.buffer[num].bs.seq;
+			buf->timestamp = fh->buffers.buffer[num].bs.timestamp;
+			buf->bytesused = fh->buffers.buffer[num].bs.length;
 			buf->flags |= V4L2_BUF_FLAG_DONE;
 		} else {
 			buf->flags |= V4L2_BUF_FLAG_QUEUED;
@@ -1455,14 +1406,11 @@ zoran_v4l2_buffer_status (struct file        *file,
 
 		/* which fields are these? */
 		if (fh->jpg_settings.TmpDcm != 1)
-			buf->field =
-			    fh->jpg_settings.
-			    odd_even ? V4L2_FIELD_TOP : V4L2_FIELD_BOTTOM;
+			buf->field = fh->jpg_settings.odd_even ?
+				V4L2_FIELD_TOP : V4L2_FIELD_BOTTOM;
 		else
-			buf->field =
-			    fh->jpg_settings.
-			    odd_even ? V4L2_FIELD_SEQ_TB :
-			    V4L2_FIELD_SEQ_BT;
+			buf->field = fh->jpg_settings.odd_even ?
+				V4L2_FIELD_SEQ_TB : V4L2_FIELD_SEQ_BT;
 
 		break;
 
@@ -1470,8 +1418,8 @@ zoran_v4l2_buffer_status (struct file        *file,
 
 		dprintk(5,
 			KERN_ERR
-			"%s: v4l2_buffer_status() - invalid buffer type|map_mode (%d|%d)\n",
-			ZR_DEVNAME(zr), buf->type, fh->map_mode);
+			"%s: %s - invalid buffer type|map_mode (%d|%d)\n",
+			ZR_DEVNAME(zr), __func__, buf->type, fh->map_mode);
 		return -EINVAL;
 	}
 
@@ -1492,31 +1440,15 @@ zoran_set_norm (struct zoran *zr,
 	    zr->jpg_buffers.active != ZORAN_FREE) {
 		dprintk(1,
 			KERN_WARNING
-			"%s: set_norm() called while in playback/capture mode\n",
-			ZR_DEVNAME(zr));
+			"%s: %s called while in playback/capture mode\n",
+			ZR_DEVNAME(zr), __func__);
 		return -EBUSY;
 	}
 
-	if (lock_norm && norm != zr->norm) {
-		if (lock_norm > 1) {
-			dprintk(1,
-				KERN_WARNING
-				"%s: set_norm() - TV standard is locked, can not switch norm\n",
-				ZR_DEVNAME(zr));
-			return -EPERM;
-		} else {
-			dprintk(1,
-				KERN_WARNING
-				"%s: set_norm() - TV standard is locked, norm was not changed\n",
-				ZR_DEVNAME(zr));
-			norm = zr->norm;
-		}
-	}
-
 	if (!(norm & zr->card.norms)) {
 		dprintk(1,
-			KERN_ERR "%s: set_norm() - unsupported norm %llx\n",
-			ZR_DEVNAME(zr), norm);
+			KERN_ERR "%s: %s - unsupported norm %llx\n",
+			ZR_DEVNAME(zr), __func__, norm);
 		return -EINVAL;
 	}
 
@@ -1525,7 +1457,7 @@ zoran_set_norm (struct zoran *zr,
 		v4l2_std_id std = 0;
 
 		decoder_call(zr, video, querystd, &std);
-		decoder_s_std(zr, std);
+		decoder_call(zr, tuner, s_std, std);
 
 		/* let changes come into effect */
 		ssleep(2);
@@ -1534,10 +1466,10 @@ zoran_set_norm (struct zoran *zr,
 		if (status & V4L2_IN_ST_NO_SIGNAL) {
 			dprintk(1,
 				KERN_ERR
-				"%s: set_norm() - no norm detected\n",
-				ZR_DEVNAME(zr));
+				"%s: %s - no norm detected\n",
+				ZR_DEVNAME(zr), __func__);
 			/* reset norm */
-			decoder_s_std(zr, zr->norm);
+			decoder_call(zr, tuner, s_std, zr->norm);
 			return -EIO;
 		}
 
@@ -1556,7 +1488,7 @@ zoran_set_norm (struct zoran *zr,
 	if (on)
 		zr36057_overlay(zr, 0);
 
-	decoder_s_std(zr, norm);
+	decoder_call(zr, tuner, s_std, norm);
 	encoder_call(zr, video, s_std_output, norm);
 
 	if (on)
@@ -1582,23 +1514,23 @@ zoran_set_input (struct zoran *zr,
 	    zr->jpg_buffers.active != ZORAN_FREE) {
 		dprintk(1,
 			KERN_WARNING
-			"%s: set_input() called while in playback/capture mode\n",
-			ZR_DEVNAME(zr));
+			"%s: %s called while in playback/capture mode\n",
+			ZR_DEVNAME(zr), __func__);
 		return -EBUSY;
 	}
 
 	if (input < 0 || input >= zr->card.inputs) {
 		dprintk(1,
 			KERN_ERR
-			"%s: set_input() - unnsupported input %d\n",
-			ZR_DEVNAME(zr), input);
+			"%s: %s - unnsupported input %d\n",
+			ZR_DEVNAME(zr), __func__, input);
 		return -EINVAL;
 	}
 
 	route.input = zr->card.input[input].muxsel;
 	zr->input = input;
 
-	decoder_s_routing(zr, &route);
+	decoder_call(zr, video, s_routing, &route);
 
 	return 0;
 }
@@ -1745,7 +1677,7 @@ sparams_unlock_and_return:
 
 		mutex_lock(&zr->resource_lock);
 
-		if (fh->jpg_buffers.allocated || fh->v4l_buffers.allocated) {
+		if (fh->buffers.allocated) {
 			dprintk(1,
 				KERN_ERR
 				"%s: BUZIOC_REQBUFS - buffers already allocated\n",
@@ -1754,17 +1686,17 @@ sparams_unlock_and_return:
 			goto jpgreqbuf_unlock_and_return;
 		}
 
-		fh->jpg_buffers.num_buffers = breq->count;
-		fh->jpg_buffers.buffer_size = breq->size;
+		/* The next mmap will map the MJPEG buffers - could
+		 * also be *_PLAY, but it doesn't matter here */
+		map_mode_jpg(fh, 0);
+		fh->buffers.num_buffers = breq->count;
+		fh->buffers.buffer_size = breq->size;
 
-		if (jpg_fbuffer_alloc(file)) {
+		if (jpg_fbuffer_alloc(fh)) {
 			res = -ENOMEM;
 			goto jpgreqbuf_unlock_and_return;
 		}
 
-		/* The next mmap will map the MJPEG buffers - could
-		 * also be *_PLAY, but it doesn't matter here */
-		fh->map_mode = ZORAN_MAP_MODE_JPG_REC;
 jpgreqbuf_unlock_and_return:
 		mutex_unlock(&zr->resource_lock);
 
@@ -1779,7 +1711,7 @@ jpgreqbuf_unlock_and_return:
 			ZR_DEVNAME(zr), *frame);
 
 		mutex_lock(&zr->resource_lock);
-		res = jpg_qbuf(file, *frame, BUZ_MODE_MOTION_COMPRESS);
+		res = jpg_qbuf(fh, *frame, BUZ_MODE_MOTION_COMPRESS);
 		mutex_unlock(&zr->resource_lock);
 
 		return res;
@@ -1793,7 +1725,7 @@ jpgreqbuf_unlock_and_return:
 			ZR_DEVNAME(zr), *frame);
 
 		mutex_lock(&zr->resource_lock);
-		res = jpg_qbuf(file, *frame, BUZ_MODE_MOTION_DECOMPRESS);
+		res = jpg_qbuf(fh, *frame, BUZ_MODE_MOTION_DECOMPRESS);
 		mutex_unlock(&zr->resource_lock);
 
 		return res;
@@ -1807,7 +1739,15 @@ jpgreqbuf_unlock_and_return:
 		dprintk(3, KERN_DEBUG "%s: BUZIOC_SYNC\n", ZR_DEVNAME(zr));
 
 		mutex_lock(&zr->resource_lock);
-		res = jpg_sync(file, bsync);
+
+		if (fh->map_mode == ZORAN_MAP_MODE_RAW) {
+			dprintk(2, KERN_WARNING
+				"%s: %s - not in jpg capture mode\n",
+				ZR_DEVNAME(zr), __func__);
+			res = -EINVAL;
+		} else {
+			res = jpg_sync(fh, bsync);
+		}
 		mutex_unlock(&zr->resource_lock);
 
 		return res;
@@ -1843,7 +1783,7 @@ jpgreqbuf_unlock_and_return:
 			goto gstat_unlock_and_return;
 		}
 
-		decoder_s_routing(zr, &route);
+		decoder_call(zr, video, s_routing, &route);
 
 		/* sleep 1 second */
 		ssleep(1);
@@ -1854,7 +1794,7 @@ jpgreqbuf_unlock_and_return:
 
 		/* restore previous input and norm */
 		route.input = zr->card.input[zr->input].muxsel;
-		decoder_s_routing(zr, &route);
+		decoder_call(zr, video, s_routing, &route);
 gstat_unlock_and_return:
 		mutex_unlock(&zr->resource_lock);
 
@@ -1886,18 +1826,10 @@ static int zoran_vidiocgmbuf(struct file *file, void *__fh, struct video_mbuf *v
 	struct zoran *zr = fh->zr;
 	int i, res = 0;
 
-	vmbuf->size =
-	    fh->v4l_buffers.num_buffers *
-	    fh->v4l_buffers.buffer_size;
-	vmbuf->frames = fh->v4l_buffers.num_buffers;
-	for (i = 0; i < vmbuf->frames; i++) {
-		vmbuf->offsets[i] =
-		    i * fh->v4l_buffers.buffer_size;
-	}
 
 	mutex_lock(&zr->resource_lock);
 
-	if (fh->jpg_buffers.allocated || fh->v4l_buffers.allocated) {
+	if (fh->buffers.allocated) {
 		dprintk(1,
 			KERN_ERR
 			"%s: VIDIOCGMBUF - buffers already allocated\n",
@@ -1906,13 +1838,19 @@ static int zoran_vidiocgmbuf(struct file *file, void *__fh, struct video_mbuf *v
 		goto v4l1reqbuf_unlock_and_return;
 	}
 
-	if (v4l_fbuffer_alloc(file)) {
+	/* The next mmap will map the V4L buffers */
+	map_mode_raw(fh);
+
+	if (v4l_fbuffer_alloc(fh)) {
 		res = -ENOMEM;
 		goto v4l1reqbuf_unlock_and_return;
 	}
 
-	/* The next mmap will map the V4L buffers */
-	fh->map_mode = ZORAN_MAP_MODE_RAW;
+	vmbuf->size = fh->buffers.num_buffers * fh->buffers.buffer_size;
+	vmbuf->frames = fh->buffers.num_buffers;
+	for (i = 0; i < vmbuf->frames; i++)
+		vmbuf->offsets[i] = i * fh->buffers.buffer_size;
+
 v4l1reqbuf_unlock_and_return:
 	mutex_unlock(&zr->resource_lock);
 
@@ -2195,14 +2133,10 @@ static int zoran_s_fmt_vid_overlay(struct file *file, void *__fh,
 			fmt->fmt.win.clipcount,
 			fmt->fmt.win.bitmap);
 	mutex_lock(&zr->resource_lock);
-	res = setup_window(file, fmt->fmt.win.w.left,
-			fmt->fmt.win.w.top,
-			fmt->fmt.win.w.width,
-			fmt->fmt.win.w.height,
-			(struct v4l2_clip __user *)
-			fmt->fmt.win.clips,
-			fmt->fmt.win.clipcount,
-			fmt->fmt.win.bitmap);
+	res = setup_window(fh, fmt->fmt.win.w.left, fmt->fmt.win.w.top,
+			   fmt->fmt.win.w.width, fmt->fmt.win.w.height,
+			   (struct v4l2_clip __user *)fmt->fmt.win.clips,
+			   fmt->fmt.win.clipcount, fmt->fmt.win.bitmap);
 	mutex_unlock(&zr->resource_lock);
 	return res;
 }
@@ -2225,15 +2159,15 @@ static int zoran_s_fmt_vid_out(struct file *file, void *__fh,
 
 	mutex_lock(&zr->resource_lock);
 
-	settings = fh->jpg_settings;
-
-	if (fh->v4l_buffers.allocated || fh->jpg_buffers.allocated) {
+	if (fh->buffers.allocated) {
 		dprintk(1, KERN_ERR "%s: VIDIOC_S_FMT - cannot change capture mode\n",
-				ZR_DEVNAME(zr));
+			ZR_DEVNAME(zr));
 		res = -EBUSY;
 		goto sfmtjpg_unlock_and_return;
 	}
 
+	settings = fh->jpg_settings;
+
 	/* we actually need to set 'real' parameters now */
 	if (fmt->fmt.pix.height * 2 > BUZ_MAX_HEIGHT)
 		settings.TmpDcm = 1;
@@ -2271,6 +2205,9 @@ static int zoran_s_fmt_vid_out(struct file *file, void *__fh,
 	/* it's ok, so set them */
 	fh->jpg_settings = settings;
 
+	map_mode_jpg(fh, fmt->type == V4L2_BUF_TYPE_VIDEO_OUTPUT);
+	fh->buffers.buffer_size = zoran_v4l2_calc_bufsize(&fh->jpg_settings);
+
 	/* tell the user what we actually did */
 	fmt->fmt.pix.width = settings.img_width / settings.HorDcm;
 	fmt->fmt.pix.height = settings.img_height * 2 /
@@ -2281,15 +2218,10 @@ static int zoran_s_fmt_vid_out(struct file *file, void *__fh,
 	else
 		fmt->fmt.pix.field = (fh->jpg_settings.odd_even ?
 				V4L2_FIELD_TOP : V4L2_FIELD_BOTTOM);
-	fh->jpg_buffers.buffer_size = zoran_v4l2_calc_bufsize(&fh->jpg_settings);
 	fmt->fmt.pix.bytesperline = 0;
-	fmt->fmt.pix.sizeimage = fh->jpg_buffers.buffer_size;
+	fmt->fmt.pix.sizeimage = fh->buffers.buffer_size;
 	fmt->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
 
-	/* we hereby abuse this variable to show that
-	 * we're gonna do mjpeg capture */
-	fh->map_mode = (fmt->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) ?
-		ZORAN_MAP_MODE_JPG_REC : ZORAN_MAP_MODE_JPG_PLAY;
 sfmtjpg_unlock_and_return:
 	mutex_unlock(&zr->resource_lock);
 	return res;
@@ -2314,9 +2246,11 @@ static int zoran_s_fmt_vid_cap(struct file *file, void *__fh,
 			ZR_DEVNAME(zr), fmt->fmt.pix.pixelformat);
 		return -EINVAL;
 	}
+
 	mutex_lock(&zr->resource_lock);
-	if (fh->jpg_buffers.allocated ||
-		(fh->v4l_buffers.allocated && fh->v4l_buffers.active != ZORAN_FREE)) {
+
+	if ((fh->map_mode != ZORAN_MAP_MODE_RAW && fh->buffers.allocated) ||
+	    fh->buffers.active != ZORAN_FREE) {
 		dprintk(1, KERN_ERR "%s: VIDIOC_S_FMT - cannot change capture mode\n",
 				ZR_DEVNAME(zr));
 		res = -EBUSY;
@@ -2327,13 +2261,14 @@ static int zoran_s_fmt_vid_cap(struct file *file, void *__fh,
 	if (fmt->fmt.pix.width > BUZ_MAX_WIDTH)
 		fmt->fmt.pix.width = BUZ_MAX_WIDTH;
 
-	res = zoran_v4l_set_format(file, fmt->fmt.pix.width,
-			fmt->fmt.pix.height, &zoran_formats[i]);
+	map_mode_raw(fh);
+
+	res = zoran_v4l_set_format(fh, fmt->fmt.pix.width, fmt->fmt.pix.height,
+				   &zoran_formats[i]);
 	if (res)
 		goto sfmtv4l_unlock_and_return;
 
-	/* tell the user the
-	 * results/missing stuff */
+	/* tell the user the results/missing stuff */
 	fmt->fmt.pix.bytesperline = fh->v4l_settings.bytesperline;
 	fmt->fmt.pix.sizeimage = fh->v4l_settings.height * fh->v4l_settings.bytesperline;
 	fmt->fmt.pix.colorspace = fh->v4l_settings.format->colorspace;
@@ -2342,7 +2277,6 @@ static int zoran_s_fmt_vid_cap(struct file *file, void *__fh,
 	else
 		fmt->fmt.pix.field = V4L2_FIELD_TOP;
 
-	fh->map_mode = ZORAN_MAP_MODE_RAW;
 sfmtv4l_unlock_and_return:
 	mutex_unlock(&zr->resource_lock);
 	return res;
@@ -2390,9 +2324,8 @@ static int zoran_s_fbuf(struct file *file, void *__fh,
 	}
 
 	mutex_lock(&zr->resource_lock);
-	res = setup_fbuffer(file, fb->base, &zoran_formats[i],
-				fb->fmt.width, fb->fmt.height,
-				fb->fmt.bytesperline);
+	res = setup_fbuffer(fh, fb->base, &zoran_formats[i], fb->fmt.width,
+			    fb->fmt.height, fb->fmt.bytesperline);
 	mutex_unlock(&zr->resource_lock);
 
 	return res;
@@ -2405,7 +2338,7 @@ static int zoran_overlay(struct file *file, void *__fh, unsigned int on)
 	int res;
 
 	mutex_lock(&zr->resource_lock);
-	res = setup_overlay(file, on);
+	res = setup_overlay(fh, on);
 	mutex_unlock(&zr->resource_lock);
 
 	return res;
@@ -2431,7 +2364,7 @@ static int zoran_reqbufs(struct file *file, void *__fh, struct v4l2_requestbuffe
 		return zoran_streamoff(file, fh, req->type);
 
 	mutex_lock(&zr->resource_lock);
-	if (fh->v4l_buffers.allocated || fh->jpg_buffers.allocated) {
+	if (fh->buffers.allocated) {
 		dprintk(2,
 				KERN_ERR
 				"%s: VIDIOC_REQBUFS - buffers already allocated\n",
@@ -2441,46 +2374,38 @@ static int zoran_reqbufs(struct file *file, void *__fh, struct v4l2_requestbuffe
 	}
 
 	if (fh->map_mode == ZORAN_MAP_MODE_RAW &&
-			req->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
-
+	    req->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
 		/* control user input */
 		if (req->count < 2)
 			req->count = 2;
 		if (req->count > v4l_nbufs)
 			req->count = v4l_nbufs;
-		fh->v4l_buffers.num_buffers = req->count;
 
-		if (v4l_fbuffer_alloc(file)) {
+		/* The next mmap will map the V4L buffers */
+		map_mode_raw(fh);
+		fh->buffers.num_buffers = req->count;
+
+		if (v4l_fbuffer_alloc(fh)) {
 			res = -ENOMEM;
 			goto v4l2reqbuf_unlock_and_return;
 		}
-
-		/* The next mmap will map the V4L buffers */
-		fh->map_mode = ZORAN_MAP_MODE_RAW;
-
 	} else if (fh->map_mode == ZORAN_MAP_MODE_JPG_REC ||
-			fh->map_mode == ZORAN_MAP_MODE_JPG_PLAY) {
-
+		   fh->map_mode == ZORAN_MAP_MODE_JPG_PLAY) {
 		/* we need to calculate size ourselves now */
 		if (req->count < 4)
 			req->count = 4;
 		if (req->count > jpg_nbufs)
 			req->count = jpg_nbufs;
-		fh->jpg_buffers.num_buffers = req->count;
-		fh->jpg_buffers.buffer_size =
-			zoran_v4l2_calc_bufsize(&fh->jpg_settings);
 
-		if (jpg_fbuffer_alloc(file)) {
+		/* The next mmap will map the MJPEG buffers */
+		map_mode_jpg(fh, req->type == V4L2_BUF_TYPE_VIDEO_OUTPUT);
+		fh->buffers.num_buffers = req->count;
+		fh->buffers.buffer_size = zoran_v4l2_calc_bufsize(&fh->jpg_settings);
+
+		if (jpg_fbuffer_alloc(fh)) {
 			res = -ENOMEM;
 			goto v4l2reqbuf_unlock_and_return;
 		}
-
-		/* The next mmap will map the MJPEG buffers */
-		if (req->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
-			fh->map_mode = ZORAN_MAP_MODE_JPG_REC;
-		else
-			fh->map_mode = ZORAN_MAP_MODE_JPG_PLAY;
-
 	} else {
 		dprintk(1,
 				KERN_ERR
@@ -2502,7 +2427,7 @@ static int zoran_querybuf(struct file *file, void *__fh, struct v4l2_buffer *buf
 	int res;
 
 	mutex_lock(&zr->resource_lock);
-	res = zoran_v4l2_buffer_status(file, buf, buf->index);
+	res = zoran_v4l2_buffer_status(fh, buf, buf->index);
 	mutex_unlock(&zr->resource_lock);
 
 	return res;
@@ -2526,11 +2451,10 @@ static int zoran_qbuf(struct file *file, void *__fh, struct v4l2_buffer *buf)
 			goto qbuf_unlock_and_return;
 		}
 
-		res = zoran_v4l_queue_frame(file, buf->index);
+		res = zoran_v4l_queue_frame(fh, buf->index);
 		if (res)
 			goto qbuf_unlock_and_return;
-		if (!zr->v4l_memgrab_active &&
-				fh->v4l_buffers.active == ZORAN_LOCKED)
+		if (!zr->v4l_memgrab_active && fh->buffers.active == ZORAN_LOCKED)
 			zr36057_set_memgrab(zr, 1);
 		break;
 
@@ -2552,14 +2476,13 @@ static int zoran_qbuf(struct file *file, void *__fh, struct v4l2_buffer *buf)
 			goto qbuf_unlock_and_return;
 		}
 
-		res = zoran_jpg_queue_frame(file, buf->index,
-					codec_mode);
+		res = zoran_jpg_queue_frame(fh, buf->index, codec_mode);
 		if (res != 0)
 			goto qbuf_unlock_and_return;
 		if (zr->codec_mode == BUZ_MODE_IDLE &&
-				fh->jpg_buffers.active == ZORAN_LOCKED) {
+		    fh->buffers.active == ZORAN_LOCKED)
 			zr36057_enable_jpg(zr, codec_mode);
-		}
+
 		break;
 
 	default:
@@ -2599,11 +2522,11 @@ static int zoran_dqbuf(struct file *file, void *__fh, struct v4l2_buffer *buf)
 			res = -EAGAIN;
 			goto dqbuf_unlock_and_return;
 		}
-		res = v4l_sync(file, num);
+		res = v4l_sync(fh, num);
 		if (res)
 			goto dqbuf_unlock_and_return;
 		zr->v4l_sync_tail++;
-		res = zoran_v4l2_buffer_status(file, buf, num);
+		res = zoran_v4l2_buffer_status(fh, buf, num);
 		break;
 
 	case ZORAN_MAP_MODE_JPG_REC:
@@ -2631,10 +2554,10 @@ static int zoran_dqbuf(struct file *file, void *__fh, struct v4l2_buffer *buf)
 			res = -EAGAIN;
 			goto dqbuf_unlock_and_return;
 		}
-		res = jpg_sync(file, &bs);
+		res = jpg_sync(fh, &bs);
 		if (res)
 			goto dqbuf_unlock_and_return;
-		res = zoran_v4l2_buffer_status(file, buf, bs.frame);
+		res = zoran_v4l2_buffer_status(fh, buf, bs.frame);
 		break;
 	}
 
@@ -2662,12 +2585,12 @@ static int zoran_streamon(struct file *file, void *__fh, enum v4l2_buf_type type
 	switch (fh->map_mode) {
 	case ZORAN_MAP_MODE_RAW:	/* raw capture */
 		if (zr->v4l_buffers.active != ZORAN_ACTIVE ||
-		    fh->v4l_buffers.active != ZORAN_ACTIVE) {
+		    fh->buffers.active != ZORAN_ACTIVE) {
 			res = -EBUSY;
 			goto strmon_unlock_and_return;
 		}
 
-		zr->v4l_buffers.active = fh->v4l_buffers.active = ZORAN_LOCKED;
+		zr->v4l_buffers.active = fh->buffers.active = ZORAN_LOCKED;
 		zr->v4l_settings = fh->v4l_settings;
 
 		zr->v4l_sync_tail = zr->v4l_pend_tail;
@@ -2681,12 +2604,12 @@ static int zoran_streamon(struct file *file, void *__fh, enum v4l2_buf_type type
 	case ZORAN_MAP_MODE_JPG_PLAY:
 		/* what is the codec mode right now? */
 		if (zr->jpg_buffers.active != ZORAN_ACTIVE ||
-		    fh->jpg_buffers.active != ZORAN_ACTIVE) {
+		    fh->buffers.active != ZORAN_ACTIVE) {
 			res = -EBUSY;
 			goto strmon_unlock_and_return;
 		}
 
-		zr->jpg_buffers.active = fh->jpg_buffers.active = ZORAN_LOCKED;
+		zr->jpg_buffers.active = fh->buffers.active = ZORAN_LOCKED;
 
 		if (zr->jpg_que_head != zr->jpg_que_tail) {
 			/* Start the jpeg codec when the first frame is queued  */
@@ -2713,12 +2636,13 @@ static int zoran_streamoff(struct file *file, void *__fh, enum v4l2_buf_type typ
 	struct zoran_fh *fh = __fh;
 	struct zoran *zr = fh->zr;
 	int i, res = 0;
+	unsigned long flags;
 
 	mutex_lock(&zr->resource_lock);
 
 	switch (fh->map_mode) {
 	case ZORAN_MAP_MODE_RAW:	/* raw capture */
-		if (fh->v4l_buffers.active == ZORAN_FREE &&
+		if (fh->buffers.active == ZORAN_FREE &&
 		    zr->v4l_buffers.active != ZORAN_FREE) {
 			res = -EPERM;	/* stay off other's settings! */
 			goto strmoff_unlock_and_return;
@@ -2726,30 +2650,30 @@ static int zoran_streamoff(struct file *file, void *__fh, enum v4l2_buf_type typ
 		if (zr->v4l_buffers.active == ZORAN_FREE)
 			goto strmoff_unlock_and_return;
 
+		spin_lock_irqsave(&zr->spinlock, flags);
 		/* unload capture */
 		if (zr->v4l_memgrab_active) {
-			unsigned long flags;
 
-			spin_lock_irqsave(&zr->spinlock, flags);
 			zr36057_set_memgrab(zr, 0);
-			spin_unlock_irqrestore(&zr->spinlock, flags);
 		}
 
-		for (i = 0; i < fh->v4l_buffers.num_buffers; i++)
+		for (i = 0; i < fh->buffers.num_buffers; i++)
 			zr->v4l_buffers.buffer[i].state = BUZ_STATE_USER;
-		fh->v4l_buffers = zr->v4l_buffers;
+		fh->buffers = zr->v4l_buffers;
 
-		zr->v4l_buffers.active = fh->v4l_buffers.active = ZORAN_FREE;
+		zr->v4l_buffers.active = fh->buffers.active = ZORAN_FREE;
 
 		zr->v4l_grab_seq = 0;
 		zr->v4l_pend_head = zr->v4l_pend_tail = 0;
 		zr->v4l_sync_tail = 0;
 
+		spin_unlock_irqrestore(&zr->spinlock, flags);
+
 		break;
 
 	case ZORAN_MAP_MODE_JPG_REC:
 	case ZORAN_MAP_MODE_JPG_PLAY:
-		if (fh->jpg_buffers.active == ZORAN_FREE &&
+		if (fh->buffers.active == ZORAN_FREE &&
 		    zr->jpg_buffers.active != ZORAN_FREE) {
 			res = -EPERM;	/* stay off other's settings! */
 			goto strmoff_unlock_and_return;
@@ -2757,7 +2681,7 @@ static int zoran_streamoff(struct file *file, void *__fh, enum v4l2_buf_type typ
 		if (zr->jpg_buffers.active == ZORAN_FREE)
 			goto strmoff_unlock_and_return;
 
-		res = jpg_qbuf(file, -1,
+		res = jpg_qbuf(fh, -1,
 			     (fh->map_mode == ZORAN_MAP_MODE_JPG_REC) ?
 			     BUZ_MODE_MOTION_COMPRESS :
 			     BUZ_MODE_MOTION_DECOMPRESS);
@@ -3018,7 +2942,7 @@ static int zoran_s_crop(struct file *file, void *__fh, struct v4l2_crop *crop)
 
 	mutex_lock(&zr->resource_lock);
 
-	if (fh->jpg_buffers.allocated || fh->v4l_buffers.allocated) {
+	if (fh->buffers.allocated) {
 		dprintk(1, KERN_ERR
 			"%s: VIDIOC_S_CROP - cannot change settings while active\n",
 			ZR_DEVNAME(zr));
@@ -3096,8 +3020,7 @@ static int zoran_s_jpegcomp(struct file *file, void *__fh,
 
 	mutex_lock(&zr->resource_lock);
 
-	if (fh->v4l_buffers.active != ZORAN_FREE ||
-	    fh->jpg_buffers.active != ZORAN_FREE) {
+	if (fh->buffers.active != ZORAN_FREE) {
 		dprintk(1, KERN_WARNING
 			"%s: VIDIOC_S_JPEGCOMP called while in playback/capture mode\n",
 			ZR_DEVNAME(zr));
@@ -3108,9 +3031,9 @@ static int zoran_s_jpegcomp(struct file *file, void *__fh,
 	res = zoran_check_jpg_settings(zr, &settings, 0);
 	if (res)
 		goto sjpegc_unlock_and_return;
-	if (!fh->jpg_buffers.allocated)
-		fh->jpg_buffers.buffer_size =
-		    zoran_v4l2_calc_bufsize(&fh->jpg_settings);
+	if (!fh->buffers.allocated)
+		fh->buffers.buffer_size =
+			zoran_v4l2_calc_bufsize(&fh->jpg_settings);
 	fh->jpg_settings.jpg_comp = *params = settings.jpg_comp;
 sjpegc_unlock_and_return:
 	mutex_unlock(&zr->resource_lock);
@@ -3147,11 +3070,11 @@ zoran_poll (struct file *file,
 			KERN_DEBUG
 			"%s: %s() raw - active=%c, sync_tail=%lu/%c, pend_tail=%lu, pend_head=%lu\n",
 			ZR_DEVNAME(zr), __func__,
-			"FAL"[fh->v4l_buffers.active], zr->v4l_sync_tail,
+			"FAL"[fh->buffers.active], zr->v4l_sync_tail,
 			"UPMD"[zr->v4l_buffers.buffer[frame].state],
 			zr->v4l_pend_tail, zr->v4l_pend_head);
 		/* Process is the one capturing? */
-		if (fh->v4l_buffers.active != ZORAN_FREE &&
+		if (fh->buffers.active != ZORAN_FREE &&
 		    /* Buffer ready to DQBUF? */
 		    zr->v4l_buffers.buffer[frame].state == BUZ_STATE_DONE)
 			res = POLLIN | POLLRDNORM;
@@ -3169,10 +3092,10 @@ zoran_poll (struct file *file,
 			KERN_DEBUG
 			"%s: %s() jpg - active=%c, que_tail=%lu/%c, que_head=%lu, dma=%lu/%lu\n",
 			ZR_DEVNAME(zr), __func__,
-			"FAL"[fh->jpg_buffers.active], zr->jpg_que_tail,
+			"FAL"[fh->buffers.active], zr->jpg_que_tail,
 			"UPMD"[zr->jpg_buffers.buffer[frame].state],
 			zr->jpg_que_head, zr->jpg_dma_tail, zr->jpg_dma_head);
-		if (fh->jpg_buffers.active != ZORAN_FREE &&
+		if (fh->buffers.active != ZORAN_FREE &&
 		    zr->jpg_buffers.buffer[frame].state == BUZ_STATE_DONE) {
 			if (fh->map_mode == ZORAN_MAP_MODE_JPG_REC)
 				res = POLLIN | POLLRDNORM;
@@ -3186,8 +3109,8 @@ zoran_poll (struct file *file,
 	default:
 		dprintk(1,
 			KERN_ERR
-			"%s: zoran_poll() - internal error, unknown map_mode=%d\n",
-			ZR_DEVNAME(zr), fh->map_mode);
+			"%s: %s - internal error, unknown map_mode=%d\n",
+			ZR_DEVNAME(zr), __func__, fh->map_mode);
 		res = POLLNVAL;
 	}
 
@@ -3221,92 +3144,53 @@ static void
 zoran_vm_close (struct vm_area_struct *vma)
 {
 	struct zoran_mapping *map = vma->vm_private_data;
-	struct file *file = map->file;
-	struct zoran_fh *fh = file->private_data;
+	struct zoran_fh *fh = map->file->private_data;
 	struct zoran *zr = fh->zr;
 	int i;
 
-	map->count--;
-	if (map->count == 0) {
-		switch (fh->map_mode) {
-		case ZORAN_MAP_MODE_JPG_REC:
-		case ZORAN_MAP_MODE_JPG_PLAY:
+	if (--map->count > 0)
+		return;
 
-			dprintk(3, KERN_INFO "%s: munmap(MJPEG)\n",
-				ZR_DEVNAME(zr));
+	dprintk(3, KERN_INFO "%s: %s - munmap(%s)\n", ZR_DEVNAME(zr),
+		__func__, mode_name(fh->map_mode));
 
-			for (i = 0; i < fh->jpg_buffers.num_buffers; i++) {
-				if (fh->jpg_buffers.buffer[i].map == map) {
-					fh->jpg_buffers.buffer[i].map =
-					    NULL;
-				}
-			}
-			kfree(map);
-
-			for (i = 0; i < fh->jpg_buffers.num_buffers; i++)
-				if (fh->jpg_buffers.buffer[i].map)
-					break;
-			if (i == fh->jpg_buffers.num_buffers) {
-				mutex_lock(&zr->resource_lock);
-
-				if (fh->jpg_buffers.active != ZORAN_FREE) {
-					jpg_qbuf(file, -1, zr->codec_mode);
-					zr->jpg_buffers.allocated = 0;
-					zr->jpg_buffers.active =
-					    fh->jpg_buffers.active =
-					    ZORAN_FREE;
-				}
-				jpg_fbuffer_free(file);
-				mutex_unlock(&zr->resource_lock);
-			}
-
-			break;
-
-		case ZORAN_MAP_MODE_RAW:
-
-			dprintk(3, KERN_INFO "%s: munmap(V4L)\n",
-				ZR_DEVNAME(zr));
+	for (i = 0; i < fh->buffers.num_buffers; i++) {
+		if (fh->buffers.buffer[i].map == map)
+			fh->buffers.buffer[i].map = NULL;
+	}
+	kfree(map);
 
-			for (i = 0; i < fh->v4l_buffers.num_buffers; i++) {
-				if (fh->v4l_buffers.buffer[i].map == map) {
-					/* unqueue/unmap */
-					fh->v4l_buffers.buffer[i].map =
-					    NULL;
-				}
-			}
-			kfree(map);
+	/* Any buffers still mapped? */
+	for (i = 0; i < fh->buffers.num_buffers; i++)
+		if (fh->buffers.buffer[i].map)
+			return;
 
-			for (i = 0; i < fh->v4l_buffers.num_buffers; i++)
-				if (fh->v4l_buffers.buffer[i].map)
-					break;
-			if (i == fh->v4l_buffers.num_buffers) {
-				mutex_lock(&zr->resource_lock);
-
-				if (fh->v4l_buffers.active != ZORAN_FREE) {
-					unsigned long flags;
-
-					spin_lock_irqsave(&zr->spinlock, flags);
-					zr36057_set_memgrab(zr, 0);
-					zr->v4l_buffers.allocated = 0;
-					zr->v4l_buffers.active =
-					    fh->v4l_buffers.active =
-					    ZORAN_FREE;
-					spin_unlock_irqrestore(&zr->spinlock, flags);
-				}
-				v4l_fbuffer_free(file);
-				mutex_unlock(&zr->resource_lock);
-			}
+	dprintk(3, KERN_INFO "%s: %s - free %s buffers\n", ZR_DEVNAME(zr),
+		__func__, mode_name(fh->map_mode));
 
-			break;
+	mutex_lock(&zr->resource_lock);
 
-		default:
-			printk(KERN_ERR
-			       "%s: munmap() - internal error - unknown map mode %d\n",
-			       ZR_DEVNAME(zr), fh->map_mode);
-			break;
+	if (fh->map_mode == ZORAN_MAP_MODE_RAW) {
+		if (fh->buffers.active != ZORAN_FREE) {
+			unsigned long flags;
 
+			spin_lock_irqsave(&zr->spinlock, flags);
+			zr36057_set_memgrab(zr, 0);
+			zr->v4l_buffers.allocated = 0;
+			zr->v4l_buffers.active = fh->buffers.active = ZORAN_FREE;
+			spin_unlock_irqrestore(&zr->spinlock, flags);
 		}
+		v4l_fbuffer_free(fh);
+	} else {
+		if (fh->buffers.active != ZORAN_FREE) {
+			jpg_qbuf(fh, -1, zr->codec_mode);
+			zr->jpg_buffers.allocated = 0;
+			zr->jpg_buffers.active = fh->buffers.active = ZORAN_FREE;
+		}
+		jpg_fbuffer_free(fh);
 	}
+
+	mutex_unlock(&zr->resource_lock);
 }
 
 static struct vm_operations_struct zoran_vm_ops = {
@@ -3329,90 +3213,106 @@ zoran_mmap (struct file           *file,
 	int res = 0;
 
 	dprintk(3,
-		KERN_INFO "%s: mmap(%s) of 0x%08lx-0x%08lx (size=%lu)\n",
-		ZR_DEVNAME(zr),
-		fh->map_mode == ZORAN_MAP_MODE_RAW ? "V4L" : "MJPEG",
-		vma->vm_start, vma->vm_end, size);
+		KERN_INFO "%s: %s(%s) of 0x%08lx-0x%08lx (size=%lu)\n",
+		ZR_DEVNAME(zr), __func__,
+		mode_name(fh->map_mode), vma->vm_start, vma->vm_end, size);
 
 	if (!(vma->vm_flags & VM_SHARED) || !(vma->vm_flags & VM_READ) ||
 	    !(vma->vm_flags & VM_WRITE)) {
 		dprintk(1,
 			KERN_ERR
-			"%s: mmap() - no MAP_SHARED/PROT_{READ,WRITE} given\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - no MAP_SHARED/PROT_{READ,WRITE} given\n",
+			ZR_DEVNAME(zr), __func__);
 		return -EINVAL;
 	}
 
-	switch (fh->map_mode) {
+	mutex_lock(&zr->resource_lock);
 
-	case ZORAN_MAP_MODE_JPG_REC:
-	case ZORAN_MAP_MODE_JPG_PLAY:
+	if (!fh->buffers.allocated) {
+		dprintk(1,
+			KERN_ERR
+			"%s: %s(%s) - buffers not yet allocated\n",
+			ZR_DEVNAME(zr), __func__, mode_name(fh->map_mode));
+		res = -ENOMEM;
+		goto mmap_unlock_and_return;
+	}
 
-		/* lock */
-		mutex_lock(&zr->resource_lock);
+	first = offset / fh->buffers.buffer_size;
+	last = first - 1 + size / fh->buffers.buffer_size;
+	if (offset % fh->buffers.buffer_size != 0 ||
+	    size % fh->buffers.buffer_size != 0 || first < 0 ||
+	    last < 0 || first >= fh->buffers.num_buffers ||
+	    last >= fh->buffers.buffer_size) {
+		dprintk(1,
+			KERN_ERR
+			"%s: %s(%s) - offset=%lu or size=%lu invalid for bufsize=%d and numbufs=%d\n",
+			ZR_DEVNAME(zr), __func__, mode_name(fh->map_mode), offset, size,
+			fh->buffers.buffer_size,
+			fh->buffers.num_buffers);
+		res = -EINVAL;
+		goto mmap_unlock_and_return;
+	}
 
-		/* Map the MJPEG buffers */
-		if (!fh->jpg_buffers.allocated) {
+	/* Check if any buffers are already mapped */
+	for (i = first; i <= last; i++) {
+		if (fh->buffers.buffer[i].map) {
 			dprintk(1,
 				KERN_ERR
-				"%s: zoran_mmap(MJPEG) - buffers not yet allocated\n",
-				ZR_DEVNAME(zr));
-			res = -ENOMEM;
-			goto jpg_mmap_unlock_and_return;
+				"%s: %s(%s) - buffer %d already mapped\n",
+				ZR_DEVNAME(zr), __func__, mode_name(fh->map_mode), i);
+			res = -EBUSY;
+			goto mmap_unlock_and_return;
 		}
+	}
 
-		first = offset / fh->jpg_buffers.buffer_size;
-		last = first - 1 + size / fh->jpg_buffers.buffer_size;
-		if (offset % fh->jpg_buffers.buffer_size != 0 ||
-		    size % fh->jpg_buffers.buffer_size != 0 || first < 0 ||
-		    last < 0 || first >= fh->jpg_buffers.num_buffers ||
-		    last >= fh->jpg_buffers.num_buffers) {
-			dprintk(1,
-				KERN_ERR
-				"%s: mmap(MJPEG) - offset=%lu or size=%lu invalid for bufsize=%d and numbufs=%d\n",
-				ZR_DEVNAME(zr), offset, size,
-				fh->jpg_buffers.buffer_size,
-				fh->jpg_buffers.num_buffers);
-			res = -EINVAL;
-			goto jpg_mmap_unlock_and_return;
-		}
+	/* map these buffers */
+	map = kmalloc(sizeof(struct zoran_mapping), GFP_KERNEL);
+	if (!map) {
+		res = -ENOMEM;
+		goto mmap_unlock_and_return;
+	}
+	map->file = file;
+	map->count = 1;
+
+	vma->vm_ops = &zoran_vm_ops;
+	vma->vm_flags |= VM_DONTEXPAND;
+	vma->vm_private_data = map;
+
+	if (fh->map_mode == ZORAN_MAP_MODE_RAW) {
 		for (i = first; i <= last; i++) {
-			if (fh->jpg_buffers.buffer[i].map) {
+			todo = size;
+			if (todo > fh->buffers.buffer_size)
+				todo = fh->buffers.buffer_size;
+			page = fh->buffers.buffer[i].v4l.fbuffer_phys;
+			if (remap_pfn_range(vma, start, page >> PAGE_SHIFT,
+							todo, PAGE_SHARED)) {
 				dprintk(1,
 					KERN_ERR
-					"%s: mmap(MJPEG) - buffer %d already mapped\n",
-					ZR_DEVNAME(zr), i);
-				res = -EBUSY;
-				goto jpg_mmap_unlock_and_return;
+					"%s: %s(V4L) - remap_pfn_range failed\n",
+					ZR_DEVNAME(zr), __func__);
+				res = -EAGAIN;
+				goto mmap_unlock_and_return;
 			}
+			size -= todo;
+			start += todo;
+			fh->buffers.buffer[i].map = map;
+			if (size == 0)
+				break;
 		}
-
-		/* map these buffers (v4l_buffers[i]) */
-		map = kmalloc(sizeof(struct zoran_mapping), GFP_KERNEL);
-		if (!map) {
-			res = -ENOMEM;
-			goto jpg_mmap_unlock_and_return;
-		}
-		map->file = file;
-		map->count = 1;
-
-		vma->vm_ops = &zoran_vm_ops;
-		vma->vm_flags |= VM_DONTEXPAND;
-		vma->vm_private_data = map;
-
+	} else {
 		for (i = first; i <= last; i++) {
 			for (j = 0;
-			     j < fh->jpg_buffers.buffer_size / PAGE_SIZE;
+			     j < fh->buffers.buffer_size / PAGE_SIZE;
 			     j++) {
 				fraglen =
-				    (le32_to_cpu(fh->jpg_buffers.buffer[i].
+				    (le32_to_cpu(fh->buffers.buffer[i].jpg.
 				     frag_tab[2 * j + 1]) & ~1) << 1;
 				todo = size;
 				if (todo > fraglen)
 					todo = fraglen;
 				pos =
-				    le32_to_cpu(fh->jpg_buffers.
-				    buffer[i].frag_tab[2 * j]);
+				    le32_to_cpu(fh->buffers.
+				    buffer[i].jpg.frag_tab[2 * j]);
 				/* should just be pos on i386 */
 				page = virt_to_phys(bus_to_virt(pos))
 								>> PAGE_SHIFT;
@@ -3420,115 +3320,29 @@ zoran_mmap (struct file           *file,
 							todo, PAGE_SHARED)) {
 					dprintk(1,
 						KERN_ERR
-						"%s: zoran_mmap(V4L) - remap_pfn_range failed\n",
-						ZR_DEVNAME(zr));
+						"%s: %s(V4L) - remap_pfn_range failed\n",
+						ZR_DEVNAME(zr), __func__);
 					res = -EAGAIN;
-					goto jpg_mmap_unlock_and_return;
+					goto mmap_unlock_and_return;
 				}
 				size -= todo;
 				start += todo;
 				if (size == 0)
 					break;
-				if (le32_to_cpu(fh->jpg_buffers.buffer[i].
+				if (le32_to_cpu(fh->buffers.buffer[i].jpg.
 				    frag_tab[2 * j + 1]) & 1)
 					break;	/* was last fragment */
 			}
-			fh->jpg_buffers.buffer[i].map = map;
+			fh->buffers.buffer[i].map = map;
 			if (size == 0)
 				break;
 
 		}
-	jpg_mmap_unlock_and_return:
-		mutex_unlock(&zr->resource_lock);
-
-		break;
-
-	case ZORAN_MAP_MODE_RAW:
-
-		mutex_lock(&zr->resource_lock);
-
-		/* Map the V4L buffers */
-		if (!fh->v4l_buffers.allocated) {
-			dprintk(1,
-				KERN_ERR
-				"%s: zoran_mmap(V4L) - buffers not yet allocated\n",
-				ZR_DEVNAME(zr));
-			res = -ENOMEM;
-			goto v4l_mmap_unlock_and_return;
-		}
-
-		first = offset / fh->v4l_buffers.buffer_size;
-		last = first - 1 + size / fh->v4l_buffers.buffer_size;
-		if (offset % fh->v4l_buffers.buffer_size != 0 ||
-		    size % fh->v4l_buffers.buffer_size != 0 || first < 0 ||
-		    last < 0 || first >= fh->v4l_buffers.num_buffers ||
-		    last >= fh->v4l_buffers.buffer_size) {
-			dprintk(1,
-				KERN_ERR
-				"%s: mmap(V4L) - offset=%lu or size=%lu invalid for bufsize=%d and numbufs=%d\n",
-				ZR_DEVNAME(zr), offset, size,
-				fh->v4l_buffers.buffer_size,
-				fh->v4l_buffers.num_buffers);
-			res = -EINVAL;
-			goto v4l_mmap_unlock_and_return;
-		}
-		for (i = first; i <= last; i++) {
-			if (fh->v4l_buffers.buffer[i].map) {
-				dprintk(1,
-					KERN_ERR
-					"%s: mmap(V4L) - buffer %d already mapped\n",
-					ZR_DEVNAME(zr), i);
-				res = -EBUSY;
-				goto v4l_mmap_unlock_and_return;
-			}
-		}
-
-		/* map these buffers (v4l_buffers[i]) */
-		map = kmalloc(sizeof(struct zoran_mapping), GFP_KERNEL);
-		if (!map) {
-			res = -ENOMEM;
-			goto v4l_mmap_unlock_and_return;
-		}
-		map->file = file;
-		map->count = 1;
-
-		vma->vm_ops = &zoran_vm_ops;
-		vma->vm_flags |= VM_DONTEXPAND;
-		vma->vm_private_data = map;
-
-		for (i = first; i <= last; i++) {
-			todo = size;
-			if (todo > fh->v4l_buffers.buffer_size)
-				todo = fh->v4l_buffers.buffer_size;
-			page = fh->v4l_buffers.buffer[i].fbuffer_phys;
-			if (remap_pfn_range(vma, start, page >> PAGE_SHIFT,
-							todo, PAGE_SHARED)) {
-				dprintk(1,
-					KERN_ERR
-					"%s: zoran_mmap(V4L)i - remap_pfn_range failed\n",
-					ZR_DEVNAME(zr));
-				res = -EAGAIN;
-				goto v4l_mmap_unlock_and_return;
-			}
-			size -= todo;
-			start += todo;
-			fh->v4l_buffers.buffer[i].map = map;
-			if (size == 0)
-				break;
-		}
-	v4l_mmap_unlock_and_return:
-		mutex_unlock(&zr->resource_lock);
-
-		break;
-
-	default:
-		dprintk(1,
-			KERN_ERR
-			"%s: zoran_mmap() - internal error - unknown map mode %d\n",
-			ZR_DEVNAME(zr), fh->map_mode);
-		break;
 	}
 
+mmap_unlock_and_return:
+	mutex_unlock(&zr->resource_lock);
+
 	return 0;
 }
 
diff --git a/linux/include/linux/i2c-id.h b/linux/include/linux/i2c-id.h
index 1ffc23bc5..51c7106cd 100644
--- a/linux/include/linux/i2c-id.h
+++ b/linux/include/linux/i2c-id.h
@@ -87,6 +87,7 @@
 #define I2C_HW_B_CX2341X	0x010020 /* Conexant CX2341X MPEG encoder cards */
 #define I2C_HW_B_CX23885	0x010022 /* conexant 23885 based tv cards (bus1) */
 #define I2C_HW_B_AU0828		0x010023 /* auvitek au0828 usb bridge */
+#define I2C_HW_B_CX231XX    0x010024 /* Conexant CX231XX USB based cards */
 
 /* --- SGI adapters							*/
 #define I2C_HW_SGI_VINO		0x160000
diff --git a/linux/include/linux/videodev.h b/linux/include/linux/videodev.h
index 837f392fb..b19eab140 100644
--- a/linux/include/linux/videodev.h
+++ b/linux/include/linux/videodev.h
@@ -16,6 +16,23 @@
 #include <linux/ioctl.h>
 #include <linux/videodev2.h>
 
+#if defined(__MIN_V4L1) && defined (__KERNEL__)
+
+/*
+ * Used by those V4L2 core functions that need a minimum V4L1 support,
+ * in order to allow V4L1 Compatibilty code compilation.
+ */
+
+struct video_mbuf
+{
+	int	size;		/* Total memory to map */
+	int	frames;		/* Frames */
+	int	offsets[VIDEO_MAX_FRAME];
+};
+
+#define VIDIOCGMBUF		_IOR('v',20, struct video_mbuf)		/* Memory map buffer info */
+
+#else
 #if defined(CONFIG_VIDEO_V4L1_COMPAT) || !defined (__KERNEL__)
 
 #define VID_TYPE_CAPTURE	1	/* Can capture */
@@ -312,6 +329,7 @@ struct video_code
 #define VID_PLAY_END_MARK		14
 
 #endif /* CONFIG_VIDEO_V4L1_COMPAT */
+#endif /* __MIN_V4L1 */
 
 #endif /* __LINUX_VIDEODEV_H */
 
diff --git a/linux/include/linux/videodev2.h b/linux/include/linux/videodev2.h
index b24163035..2c8393594 100644
--- a/linux/include/linux/videodev2.h
+++ b/linux/include/linux/videodev2.h
@@ -1459,14 +1459,6 @@ struct v4l2_dbg_chip_ident {
 	__u32 revision;    /* chip revision, chip specific */
 } __attribute__ ((packed));
 
-/* VIDIOC_G_CHIP_IDENT_OLD: Deprecated, do not use */
-struct v4l2_chip_ident_old {
-	__u32 match_type;  /* Match type */
-	__u32 match_chip;  /* Match this chip, meaning determined by match_type */
-	__u32 ident;       /* chip identifier as specified in <media/v4l2-chip-ident.h> */
-	__u32 revision;    /* chip revision, chip specific */
-};
-
 /*
  *	I O C T L   C O D E S   F O R   V I D E O   D E V I C E S
  *
@@ -1544,8 +1536,6 @@ struct v4l2_chip_ident_old {
 /* Experimental, meant for debugging, testing and internal use.
    Never use this ioctl in applications! */
 #define VIDIOC_DBG_G_CHIP_IDENT _IOWR('V', 81, struct v4l2_dbg_chip_ident)
-/* This is deprecated and will go away in 2.6.30 */
-#define VIDIOC_G_CHIP_IDENT_OLD _IOWR('V', 81, struct v4l2_chip_ident_old)
 #endif
 
 #define VIDIOC_S_HW_FREQ_SEEK	 _IOW('V', 82, struct v4l2_hw_freq_seek)
diff --git a/linux/include/media/bt819.h b/linux/include/media/bt819.h
new file mode 100644
index 000000000..38f666bde
--- /dev/null
+++ b/linux/include/media/bt819.h
@@ -0,0 +1,33 @@
+/*
+    bt819.h - bt819 notifications
+
+    Copyright (C) 2009 Hans Verkuil (hverkuil@xs4all.nl)
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef _BT819_H_
+#define _BT819_H_
+
+#include <linux/ioctl.h>
+
+/* v4l2_device notifications. */
+
+/* Needed to reset the FIFO buffer when changing the input
+   or the video standard. */
+#define BT819_FIFO_RESET_LOW 	_IO('b', 0)
+#define BT819_FIFO_RESET_HIGH 	_IO('b', 1)
+
+#endif
diff --git a/linux/include/media/ir-kbd-i2c.h b/linux/include/media/ir-kbd-i2c.h
index 00fa57eb9..07963d705 100644
--- a/linux/include/media/ir-kbd-i2c.h
+++ b/linux/include/media/ir-kbd-i2c.h
@@ -14,8 +14,7 @@ struct IR_i2c {
 	/* Used to avoid fast repeating */
 	unsigned char          old;
 
-	struct work_struct     work;
-	struct timer_list      timer;
+	struct delayed_work    work;
 	char                   phys[32];
 	int                    (*get_key)(struct IR_i2c*, u32*, u32*);
 };
diff --git a/linux/include/media/soc_camera.h b/linux/include/media/soc_camera.h
index c63a3409f..37013688a 100644
--- a/linux/include/media/soc_camera.h
+++ b/linux/include/media/soc_camera.h
@@ -45,6 +45,7 @@ struct soc_camera_device {
 	int num_formats;
 	struct soc_camera_format_xlate *user_formats;
 	int num_user_formats;
+	enum v4l2_field field;		/* Preserve field over close() */
 	struct module *owner;
 	void *host_priv;		/* Per-device host private data */
 	/* soc_camera.c private count. Only accessed with .video_lock held */
@@ -74,7 +75,8 @@ struct soc_camera_host_ops {
 	int (*resume)(struct soc_camera_device *);
 	int (*get_formats)(struct soc_camera_device *, int,
 			   struct soc_camera_format_xlate *);
-	int (*set_fmt)(struct soc_camera_device *, __u32, struct v4l2_rect *);
+	int (*set_crop)(struct soc_camera_device *, struct v4l2_rect *);
+	int (*set_fmt)(struct soc_camera_device *, struct v4l2_format *);
 	int (*try_fmt)(struct soc_camera_device *, struct v4l2_format *);
 	void (*init_videobuf)(struct videobuf_queue *,
 			      struct soc_camera_device *);
@@ -93,13 +95,18 @@ struct soc_camera_host_ops {
 struct soc_camera_link {
 	/* Camera bus id, used to match a camera and a bus */
 	int bus_id;
-	/* GPIO number to switch between 8 and 10 bit modes */
-	unsigned int gpio;
 	/* Per camera SOCAM_SENSOR_* bus flags */
 	unsigned long flags;
 	/* Optional callbacks to power on or off and reset the sensor */
 	int (*power)(struct device *, int);
 	int (*reset)(struct device *);
+	/*
+	 * some platforms may support different data widths than the sensors
+	 * native ones due to different data line routing. Let the board code
+	 * overwrite the width flags.
+	 */
+	int (*set_bus_param)(struct soc_camera_link *, unsigned long flags);
+	unsigned long (*query_bus_param)(struct soc_camera_link *);
 };
 
 static inline struct soc_camera_device *to_soc_camera_dev(struct device *dev)
@@ -159,7 +166,8 @@ struct soc_camera_ops {
 	int (*release)(struct soc_camera_device *);
 	int (*start_capture)(struct soc_camera_device *);
 	int (*stop_capture)(struct soc_camera_device *);
-	int (*set_fmt)(struct soc_camera_device *, __u32, struct v4l2_rect *);
+	int (*set_crop)(struct soc_camera_device *, struct v4l2_rect *);
+	int (*set_fmt)(struct soc_camera_device *, struct v4l2_format *);
 	int (*try_fmt)(struct soc_camera_device *, struct v4l2_format *);
 	unsigned long (*query_bus_param)(struct soc_camera_device *);
 	int (*set_bus_param)(struct soc_camera_device *, unsigned long);
diff --git a/linux/include/media/v4l2-chip-ident.h b/linux/include/media/v4l2-chip-ident.h
index 70117e748..43684f105 100644
--- a/linux/include/media/v4l2-chip-ident.h
+++ b/linux/include/media/v4l2-chip-ident.h
@@ -70,6 +70,9 @@ enum {
 	V4L2_IDENT_CX23416 = 416,
 	V4L2_IDENT_CX23418 = 418,
 
+	/* module indycam: just ident 2000 */
+	V4L2_IDENT_INDYCAM = 2000,
+
 	/* module bt819: reserved range 810-819 */
 	V4L2_IDENT_BT815A = 815,
 	V4L2_IDENT_BT817A = 817,
@@ -128,6 +131,9 @@ enum {
 	/* module saa7185: just ident 7185 */
 	V4L2_IDENT_SAA7185 = 7185,
 
+	/* module saa7191: just ident 7191 */
+	V4L2_IDENT_SAA7191 = 7191,
+
 	/* module wm8739: just ident 8739 */
 	V4L2_IDENT_WM8739 = 8739,
 
diff --git a/linux/include/media/v4l2-device.h b/linux/include/media/v4l2-device.h
index 5d7146dc2..3d8e96f6c 100644
--- a/linux/include/media/v4l2-device.h
+++ b/linux/include/media/v4l2-device.h
@@ -44,6 +44,9 @@ struct v4l2_device {
 	spinlock_t lock;
 	/* unique device name, by default the driver name + bus ID */
 	char name[V4L2_DEVICE_NAME_SIZE];
+	/* notify callback called by some sub-devices. */
+	void (*notify)(struct v4l2_subdev *sd,
+			unsigned int notification, void *arg);
 };
 
 /* Initialize v4l2_dev and make dev->driver_data point to v4l2_dev.
diff --git a/linux/include/media/v4l2-ioctl.h b/linux/include/media/v4l2-ioctl.h
index a8b4c0b67..7a4529def 100644
--- a/linux/include/media/v4l2-ioctl.h
+++ b/linux/include/media/v4l2-ioctl.h
@@ -15,6 +15,7 @@
 #include <linux/mutex.h>
 #include <linux/compiler.h> /* need __user */
 #ifdef CONFIG_VIDEO_V4L1_COMPAT
+#define __MIN_V4L1
 #include <linux/videodev.h>
 #else
 #include <linux/videodev2.h>
diff --git a/linux/include/media/v4l2-subdev.h b/linux/include/media/v4l2-subdev.h
index 05b69652e..1b97a2c33 100644
--- a/linux/include/media/v4l2-subdev.h
+++ b/linux/include/media/v4l2-subdev.h
@@ -191,4 +191,9 @@ static inline void v4l2_subdev_init(struct v4l2_subdev *sd,
 	(!(sd) ? -ENODEV : (((sd) && (sd)->ops->o && (sd)->ops->o->f) ?	\
 		(sd)->ops->o->f((sd) , ##args) : -ENOIOCTLCMD))
 
+/* Send a notification to v4l2_device. */
+#define v4l2_subdev_notify(sd, notification, arg)			   \
+	((!(sd) || !(sd)->v4l2_dev || !(sd)->v4l2_dev->notify) ? -ENODEV : \
+	 (sd)->v4l2_dev->notify((sd), (notification), (arg)))
+
 #endif
diff --git a/linux/include/media/videobuf-core.h b/linux/include/media/videobuf-core.h
index 874f1340d..1c5946c44 100644
--- a/linux/include/media/videobuf-core.h
+++ b/linux/include/media/videobuf-core.h
@@ -18,6 +18,7 @@
 
 #include <linux/poll.h>
 #ifdef CONFIG_VIDEO_V4L1_COMPAT
+#define __MIN_V4L1
 #include <linux/videodev.h>
 #endif
 #include <linux/videodev2.h>
diff --git a/linux/sound/i2c/other/tea575x-tuner.c b/linux/sound/i2c/other/tea575x-tuner.c
index 8937198db..c5add7cb0 100644
--- a/linux/sound/i2c/other/tea575x-tuner.c
+++ b/linux/sound/i2c/other/tea575x-tuner.c
@@ -77,11 +77,7 @@ static struct v4l2_queryctrl radio_qctrl[] = {
  * lowlevel part
  */
 
-#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,17)
-static void snd_tea575x_set_freq(tea575x_t *tea)
-#else
 static void snd_tea575x_set_freq(struct snd_tea575x *tea)
-#endif
 {
 	unsigned long freq;
 
@@ -209,9 +205,9 @@ static int vidioc_queryctrl(struct file *file, void *priv,
 static int vidioc_g_ctrl(struct file *file, void *priv,
 					struct v4l2_control *ctrl)
 {
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)
 	struct snd_tea575x *tea = video_drvdata(file);
 
-#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
 		if (tea->ops->mute) {
@@ -226,9 +222,9 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
 static int vidioc_s_ctrl(struct file *file, void *priv,
 					struct v4l2_control *ctrl)
 {
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)
 	struct snd_tea575x *tea = video_drvdata(file);
 
-#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17)
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
 		if (tea->ops->mute) {
@@ -301,11 +297,7 @@ static struct video_device tea575x_radio = {
 /*
  * initialize all the tea575x chips
  */
-#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,17)
-void snd_tea575x_init(tea575x_t *tea)
-#else
 void snd_tea575x_init(struct snd_tea575x *tea)
-#endif
 {
 	int retval;
 	unsigned int val;