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

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

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

79 files changed, 6638 insertions, 3418 deletions

diff --git a/linux/Documentation/video4linux/CARDLIST.em28xx b/linux/Documentation/video4linux/CARDLIST.em28xx
index 0c4c721da..96b1eb8ac 100644
--- a/linux/Documentation/video4linux/CARDLIST.em28xx
+++ b/linux/Documentation/video4linux/CARDLIST.em28xx
@@ -59,3 +59,4 @@
  58 -> Compro VideoMate ForYou/Stereo           (em2820/em2840) [185b:2041]
  59 -> Pinnacle PCTV HD Mini                    (em2874)        [2304:023f]
  60 -> Hauppauge WinTV HVR 850                  (em2883)        [2040:651f]
+ 61 -> Pixelview PlayTV Box 4 USB 2.0           (em2820/em2840)
diff --git a/linux/Documentation/video4linux/gspca.txt b/linux/Documentation/video4linux/gspca.txt
index 81d7d891c..1c58a7630 100644
--- a/linux/Documentation/video4linux/gspca.txt
+++ b/linux/Documentation/video4linux/gspca.txt
@@ -50,9 +50,14 @@ ov519		045e:028c	Micro$oft xbox cam
 spca508		0461:0815	Micro Innovation IC200
 sunplus		0461:0821	Fujifilm MV-1
 zc3xx		0461:0a00	MicroInnovation WebCam320
+stv06xx		046d:0840	QuickCam Express
+stv06xx		046d:0850	LEGO cam / QuickCam Web
+stv06xx		046d:0870	Dexxa WebCam USB
 spca500		046d:0890	Logitech QuickCam traveler
 vc032x		046d:0892	Logitech Orbicam
 vc032x		046d:0896	Logitech Orbicam
+vc032x		046d:0897	Logitech QuickCam for Dell notebooks
+zc3xx		046d:089d	Logitech QuickCam E2500
 zc3xx		046d:08a0	Logitech QC IM
 zc3xx		046d:08a1	Logitech QC IM 0x08A1 +sound
 zc3xx		046d:08a2	Labtec Webcam Pro
@@ -202,7 +207,8 @@ sunplus		08ca:2050	Medion MD 41437
 sunplus		08ca:2060	Aiptek PocketDV5300
 tv8532		0923:010f	ICM532 cams
 mars		093a:050f	Mars-Semi Pc-Camera
-pac207		093a:2460	PAC207 Qtec Webcam 100
+pac207		093a:2460	Qtec Webcam 100
+pac207		093a:2461	HP Webcam
 pac207		093a:2463	Philips SPC 220 NC
 pac207		093a:2464	Labtec Webcam 1200
 pac207		093a:2468	PAC207
@@ -216,11 +222,13 @@ pac7311		093a:2603	PAC7312
 pac7311		093a:2608	Trust WB-3300p
 pac7311		093a:260e	Gigaware VGA PC Camera, Trust WB-3350p, SIGMA cam 2350
 pac7311		093a:260f	SnakeCam
+pac7311		093a:2620	Apollo AC-905
 pac7311		093a:2621	PAC731x
 pac7311		093a:2622	Genius Eye 312
 pac7311		093a:2624	PAC7302
 pac7311		093a:2626	Labtec 2200
 pac7311		093a:262a	Webcam 300k
+pac7311		093a:262c	Philips SPC 230 NC
 zc3xx		0ac8:0302	Z-star Vimicro zc0302
 vc032x		0ac8:0321	Vimicro generic vc0321
 vc032x		0ac8:0323	Vimicro Vc0323
diff --git a/linux/drivers/media/dvb/dvb-usb/usb-urb.c b/linux/drivers/media/dvb/dvb-usb/usb-urb.c
index eb3aaaf7a..5becc5a20 100644
--- a/linux/drivers/media/dvb/dvb-usb/usb-urb.c
+++ b/linux/drivers/media/dvb/dvb-usb/usb-urb.c
@@ -160,7 +160,8 @@ static int usb_bulk_urb_init(struct usb_data_stream *stream)
 				stream->props.u.bulk.buffersize,
 				usb_urb_complete, stream);
 
-		stream->urb_list[i]->transfer_flags = 0;
+		stream->urb_list[i]->transfer_flags = URB_NO_TRANSFER_DMA_MAP;
+		stream->urb_list[i]->transfer_dma = stream->dma_addr[i];
 		stream->urbs_initialized++;
 	}
 	return 0;
diff --git a/linux/drivers/media/dvb/frontends/dib7000p.h b/linux/drivers/media/dvb/frontends/dib7000p.h
index 3e8126857..aab8112e2 100644
--- a/linux/drivers/media/dvb/frontends/dib7000p.h
+++ b/linux/drivers/media/dvb/frontends/dib7000p.h
@@ -66,7 +66,8 @@ struct i2c_adapter *dib7000p_get_i2c_master(struct dvb_frontend *fe,
 	return NULL;
 }
 
-extern int dib7000p_i2c_enumeration(struct i2c_adapter *i2c,
+static inline
+int dib7000p_i2c_enumeration(struct i2c_adapter *i2c,
 				    int no_of_demods, u8 default_addr,
 				    struct dib7000p_config cfg[])
 {
@@ -74,13 +75,15 @@ extern int dib7000p_i2c_enumeration(struct i2c_adapter *i2c,
 	return -ENODEV;
 }
 
-extern 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;
 }
 
-extern 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;
diff --git a/linux/drivers/media/radio/dsbr100.c b/linux/drivers/media/radio/dsbr100.c
index d1865b164..9c8e96f81 100644
--- a/linux/drivers/media/radio/dsbr100.c
+++ b/linux/drivers/media/radio/dsbr100.c
@@ -1,5 +1,5 @@
-/* A driver for the D-Link DSB-R100 USB radio.  The R100 plugs
- into both the USB and an analog audio input, so this thing
+/* A driver for the D-Link DSB-R100 USB radio and Gemtek USB Radio 21.
+ The device plugs into both the USB and an analog audio input, so this thing
  only deals with initialisation and frequency setting, the
  audio data has to be handled by a sound driver.
 
@@ -33,6 +33,10 @@
 
  History:
 
+ Version 0.44:
+	Add suspend/resume functions, fix unplug of device,
+	a lot of cleanups and fixes by Alexey Klimov <klimov.linux@gmail.com>
+
  Version 0.43:
 	Oliver Neukum: avoided DMA coherency issue
 
@@ -94,8 +98,8 @@
  */
 #include <linux/version.h>	/* for KERNEL_VERSION MACRO	*/
 
-#define DRIVER_VERSION "v0.43"
-#define RADIO_VERSION KERNEL_VERSION(0, 4, 3)
+#define DRIVER_VERSION "v0.44"
+#define RADIO_VERSION KERNEL_VERSION(0, 4, 4)
 
 static struct v4l2_queryctrl radio_qctrl[] = {
 	{
@@ -146,6 +150,7 @@ devices, that would be 76 and 91.  */
 #define FREQ_MAX 108.0
 #define FREQ_MUL 16000
 
+#define videodev_to_radio(d) container_of(d, struct dsbr100_device, videodev)
 
 static int usb_dsbr100_probe(struct usb_interface *intf,
 			     const struct usb_device_id *id);
@@ -162,8 +167,9 @@ module_param(radio_nr, int, 0);
 /* Data for one (physical) device */
 struct dsbr100_device {
 	struct usb_device *usbdev;
-	struct video_device *videodev;
+	struct video_device videodev;
 	u8 *transfer_buffer;
+	struct mutex lock;	/* buffer locking */
 	int curfreq;
 	int stereo;
 	int users;
@@ -171,7 +177,6 @@ struct dsbr100_device {
 	int muted;
 };
 
-
 static struct usb_device_id usb_dsbr100_device_table [] = {
 	{ USB_DEVICE(DSB100_VENDOR, DSB100_PRODUCT) },
 	{ }						/* Terminating entry */
@@ -198,95 +203,190 @@ static struct usb_driver usb_dsbr100_driver = {
 /* switch on radio */
 static int dsbr100_start(struct dsbr100_device *radio)
 {
-	if (usb_control_msg(radio->usbdev, usb_rcvctrlpipe(radio->usbdev, 0),
-			USB_REQ_GET_STATUS,
-			USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
-			0x00, 0xC7, radio->transfer_buffer, 8, 300) < 0 ||
-	usb_control_msg(radio->usbdev, usb_rcvctrlpipe(radio->usbdev, 0),
-			DSB100_ONOFF,
-			USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
-			0x01, 0x00, radio->transfer_buffer, 8, 300) < 0)
-		return -1;
-	radio->muted=0;
+	int retval;
+	int request;
+
+	mutex_lock(&radio->lock);
+
+	retval = usb_control_msg(radio->usbdev,
+		usb_rcvctrlpipe(radio->usbdev, 0),
+		USB_REQ_GET_STATUS,
+		USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
+		0x00, 0xC7, radio->transfer_buffer, 8, 300);
+
+	if (retval < 0) {
+		request = USB_REQ_GET_STATUS;
+		goto usb_control_msg_failed;
+	}
+
+	retval = usb_control_msg(radio->usbdev,
+		usb_rcvctrlpipe(radio->usbdev, 0),
+		DSB100_ONOFF,
+		USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
+		0x01, 0x00, radio->transfer_buffer, 8, 300);
+
+	if (retval < 0) {
+		request = DSB100_ONOFF;
+		goto usb_control_msg_failed;
+	}
+
+	radio->muted = 0;
+	mutex_unlock(&radio->lock);
 	return (radio->transfer_buffer)[0];
-}
 
+usb_control_msg_failed:
+	mutex_unlock(&radio->lock);
+	dev_err(&radio->usbdev->dev,
+		"%s - usb_control_msg returned %i, request %i\n",
+			__func__, retval, request);
+	return retval;
+
+}
 
 /* switch off radio */
 static int dsbr100_stop(struct dsbr100_device *radio)
 {
-	if (usb_control_msg(radio->usbdev, usb_rcvctrlpipe(radio->usbdev, 0),
-			USB_REQ_GET_STATUS,
-			USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
-			0x16, 0x1C, radio->transfer_buffer, 8, 300) < 0 ||
-	usb_control_msg(radio->usbdev, usb_rcvctrlpipe(radio->usbdev, 0),
-			DSB100_ONOFF,
-			USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
-			0x00, 0x00, radio->transfer_buffer, 8, 300) < 0)
-		return -1;
-	radio->muted=1;
+	int retval;
+	int request;
+
+	mutex_lock(&radio->lock);
+
+	retval = usb_control_msg(radio->usbdev,
+		usb_rcvctrlpipe(radio->usbdev, 0),
+		USB_REQ_GET_STATUS,
+		USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
+		0x16, 0x1C, radio->transfer_buffer, 8, 300);
+
+	if (retval < 0) {
+		request = USB_REQ_GET_STATUS;
+		goto usb_control_msg_failed;
+	}
+
+	retval = usb_control_msg(radio->usbdev,
+		usb_rcvctrlpipe(radio->usbdev, 0),
+		DSB100_ONOFF,
+		USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
+		0x00, 0x00, radio->transfer_buffer, 8, 300);
+
+	if (retval < 0) {
+		request = DSB100_ONOFF;
+		goto usb_control_msg_failed;
+	}
+
+	radio->muted = 1;
+	mutex_unlock(&radio->lock);
 	return (radio->transfer_buffer)[0];
+
+usb_control_msg_failed:
+	mutex_unlock(&radio->lock);
+	dev_err(&radio->usbdev->dev,
+		"%s - usb_control_msg returned %i, request %i\n",
+			__func__, retval, request);
+	return retval;
+
 }
 
 /* set a frequency, freq is defined by v4l's TUNER_LOW, i.e. 1/16th kHz */
 static int dsbr100_setfreq(struct dsbr100_device *radio, int freq)
 {
+	int retval;
+	int request;
+
 	freq = (freq / 16 * 80) / 1000 + 856;
-	if (usb_control_msg(radio->usbdev, usb_rcvctrlpipe(radio->usbdev, 0),
-			DSB100_TUNE,
-			USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
-			(freq >> 8) & 0x00ff, freq & 0xff,
-			radio->transfer_buffer, 8, 300) < 0 ||
-	   usb_control_msg(radio->usbdev, usb_rcvctrlpipe(radio->usbdev, 0),
-			USB_REQ_GET_STATUS,
-			USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
-			0x96, 0xB7, radio->transfer_buffer, 8, 300) < 0 ||
-	usb_control_msg(radio->usbdev, usb_rcvctrlpipe(radio->usbdev, 0),
-			USB_REQ_GET_STATUS,
-			USB_TYPE_VENDOR | USB_RECIP_DEVICE |  USB_DIR_IN,
-			0x00, 0x24, radio->transfer_buffer, 8, 300) < 0) {
-		radio->stereo = -1;
-		return -1;
+	mutex_lock(&radio->lock);
+
+	retval = usb_control_msg(radio->usbdev,
+		usb_rcvctrlpipe(radio->usbdev, 0),
+		DSB100_TUNE,
+		USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
+		(freq >> 8) & 0x00ff, freq & 0xff,
+		radio->transfer_buffer, 8, 300);
+
+	if (retval < 0) {
+		request = DSB100_TUNE;
+		goto usb_control_msg_failed;
 	}
+
+	retval = usb_control_msg(radio->usbdev,
+		usb_rcvctrlpipe(radio->usbdev, 0),
+		USB_REQ_GET_STATUS,
+		USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
+		0x96, 0xB7, radio->transfer_buffer, 8, 300);
+
+	if (retval < 0) {
+		request = USB_REQ_GET_STATUS;
+		goto usb_control_msg_failed;
+	}
+
+	retval = usb_control_msg(radio->usbdev,
+		usb_rcvctrlpipe(radio->usbdev, 0),
+		USB_REQ_GET_STATUS,
+		USB_TYPE_VENDOR | USB_RECIP_DEVICE |  USB_DIR_IN,
+		0x00, 0x24, radio->transfer_buffer, 8, 300);
+
+	if (retval < 0) {
+		request = USB_REQ_GET_STATUS;
+		goto usb_control_msg_failed;
+	}
+
 	radio->stereo = !((radio->transfer_buffer)[0] & 0x01);
+	mutex_unlock(&radio->lock);
 	return (radio->transfer_buffer)[0];
+
+usb_control_msg_failed:
+	radio->stereo = -1;
+	mutex_unlock(&radio->lock);
+	dev_err(&radio->usbdev->dev,
+		"%s - usb_control_msg returned %i, request %i\n",
+			__func__, retval, request);
+	return retval;
 }
 
 /* return the device status.  This is, in effect, just whether it
 sees a stereo signal or not.  Pity. */
 static void dsbr100_getstat(struct dsbr100_device *radio)
 {
-	if (usb_control_msg(radio->usbdev, usb_rcvctrlpipe(radio->usbdev, 0),
+	int retval;
+
+	mutex_lock(&radio->lock);
+
+	retval = usb_control_msg(radio->usbdev,
+		usb_rcvctrlpipe(radio->usbdev, 0),
 		USB_REQ_GET_STATUS,
 		USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
-		0x00 , 0x24, radio->transfer_buffer, 8, 300) < 0)
+		0x00 , 0x24, radio->transfer_buffer, 8, 300);
+
+	if (retval < 0) {
 		radio->stereo = -1;
-	else
+		dev_err(&radio->usbdev->dev,
+			"%s - usb_control_msg returned %i, request %i\n",
+				__func__, retval, USB_REQ_GET_STATUS);
+	} else {
 		radio->stereo = !(radio->transfer_buffer[0] & 0x01);
-}
+	}
 
+	mutex_unlock(&radio->lock);
+}
 
 /* USB subsystem interface begins here */
 
-/* handle unplugging of the device, release data structures
-if nothing keeps us from doing it.  If something is still
-keeping us busy, the release callback of v4l will take care
-of releasing it. */
+/*
+ * Handle unplugging of the device.
+ * We call video_unregister_device in any case.
+ * The last function called in this procedure is
+ * usb_dsbr100_video_device_release
+ */
 static void usb_dsbr100_disconnect(struct usb_interface *intf)
 {
 	struct dsbr100_device *radio = usb_get_intfdata(intf);
 
 	usb_set_intfdata (intf, NULL);
-	if (radio) {
-		video_unregister_device(radio->videodev);
-		radio->videodev = NULL;
-		if (radio->users) {
-			kfree(radio->transfer_buffer);
-			kfree(radio);
-		} else {
-			radio->removed = 1;
-		}
-	}
+
+	mutex_lock(&radio->lock);
+	radio->removed = 1;
+	mutex_unlock(&radio->lock);
+
+	video_unregister_device(&radio->videodev);
 }
 
 
@@ -306,6 +406,10 @@ static int vidioc_g_tuner(struct file *file, void *priv,
 {
 	struct dsbr100_device *radio = video_drvdata(file);
 
+	/* safety check */
+	if (radio->removed)
+		return -EIO;
+
 	if (v->index > 0)
 		return -EINVAL;
 
@@ -327,6 +431,12 @@ static int vidioc_g_tuner(struct file *file, void *priv,
 static int vidioc_s_tuner(struct file *file, void *priv,
 				struct v4l2_tuner *v)
 {
+	struct dsbr100_device *radio = video_drvdata(file);
+
+	/* safety check */
+	if (radio->removed)
+		return -EIO;
+
 	if (v->index > 0)
 		return -EINVAL;
 
@@ -337,9 +447,15 @@ static int vidioc_s_frequency(struct file *file, void *priv,
 				struct v4l2_frequency *f)
 {
 	struct dsbr100_device *radio = video_drvdata(file);
+	int retval;
+
+	/* safety check */
+	if (radio->removed)
+		return -EIO;
 
 	radio->curfreq = f->frequency;
-	if (dsbr100_setfreq(radio, radio->curfreq) == -1)
+	retval = dsbr100_setfreq(radio, radio->curfreq);
+	if (retval < 0)
 		dev_warn(&radio->usbdev->dev, "Set frequency failed\n");
 	return 0;
 }
@@ -349,6 +465,10 @@ static int vidioc_g_frequency(struct file *file, void *priv,
 {
 	struct dsbr100_device *radio = video_drvdata(file);
 
+	/* safety check */
+	if (radio->removed)
+		return -EIO;
+
 	f->type = V4L2_TUNER_RADIO;
 	f->frequency = radio->curfreq;
 	return 0;
@@ -373,6 +493,10 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
 {
 	struct dsbr100_device *radio = video_drvdata(file);
 
+	/* safety check */
+	if (radio->removed)
+		return -EIO;
+
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
 		ctrl->value = radio->muted;
@@ -385,17 +509,24 @@ static int vidioc_s_ctrl(struct file *file, void *priv,
 				struct v4l2_control *ctrl)
 {
 	struct dsbr100_device *radio = video_drvdata(file);
+	int retval;
+
+	/* safety check */
+	if (radio->removed)
+		return -EIO;
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
 		if (ctrl->value) {
-			if (dsbr100_stop(radio) == -1) {
+			retval = dsbr100_stop(radio);
+			if (retval < 0) {
 				dev_warn(&radio->usbdev->dev,
 					 "Radio did not respond properly\n");
 				return -EBUSY;
 			}
 		} else {
-			if (dsbr100_start(radio) == -1) {
+			retval = dsbr100_start(radio);
+			if (retval < 0) {
 				dev_warn(&radio->usbdev->dev,
 					 "Radio did not respond properly\n");
 				return -EBUSY;
@@ -447,7 +578,8 @@ static int usb_dsbr100_open(struct inode *inode, struct file *file)
 	radio->users = 1;
 	radio->muted = 1;
 
-	if (dsbr100_start(radio) < 0) {
+	retval = dsbr100_start(radio);
+	if (retval < 0) {
 		dev_warn(&radio->usbdev->dev,
 			 "Radio did not start up properly\n");
 		radio->users = 0;
@@ -456,9 +588,9 @@ static int usb_dsbr100_open(struct inode *inode, struct file *file)
 	}
 
 	retval = dsbr100_setfreq(radio, radio->curfreq);
-
-	if (retval == -1)
-		printk(KERN_WARNING KBUILD_MODNAME ": Set frequency failed\n");
+	if (retval < 0)
+		dev_warn(&radio->usbdev->dev,
+			"set frequency failed\n");
 
 	unlock_kernel();
 	return 0;
@@ -467,13 +599,19 @@ static int usb_dsbr100_open(struct inode *inode, struct file *file)
 static int usb_dsbr100_close(struct inode *inode, struct file *file)
 {
 	struct dsbr100_device *radio = video_drvdata(file);
+	int retval;
 
 	if (!radio)
 		return -ENODEV;
+
 	radio->users = 0;
-	if (radio->removed) {
-		kfree(radio->transfer_buffer);
-		kfree(radio);
+	if (!radio->removed) {
+		retval = dsbr100_stop(radio);
+		if (retval < 0) {
+			dev_warn(&radio->usbdev->dev,
+				"dsbr100_stop failed\n");
+		}
+
 	}
 	return 0;
 }
@@ -485,7 +623,7 @@ static int usb_dsbr100_suspend(struct usb_interface *intf, pm_message_t message)
 	int retval;
 
 	retval = dsbr100_stop(radio);
-	if (retval == -1)
+	if (retval < 0)
 		dev_warn(&intf->dev, "dsbr100_stop failed\n");
 
 	dev_info(&intf->dev, "going into suspend..\n");
@@ -500,7 +638,7 @@ static int usb_dsbr100_resume(struct usb_interface *intf)
 	int retval;
 
 	retval = dsbr100_start(radio);
-	if (retval == -1)
+	if (retval < 0)
 		dev_warn(&intf->dev, "dsbr100_start failed\n");
 
 	dev_info(&intf->dev, "coming out of suspend..\n");
@@ -508,6 +646,15 @@ static int usb_dsbr100_resume(struct usb_interface *intf)
 	return 0;
 }
 
+/* free data structures */
+static void usb_dsbr100_video_device_release(struct video_device *videodev)
+{
+	struct dsbr100_device *radio = videodev_to_radio(videodev);
+
+	kfree(radio->transfer_buffer);
+	kfree(radio);
+}
+
 /* File system interface */
 static const struct file_operations usb_dsbr100_fops = {
 	.owner		= THIS_MODULE,
@@ -536,19 +683,19 @@ static const struct v4l2_ioctl_ops usb_dsbr100_ioctl_ops = {
 };
 
 /* V4L2 interface */
-static struct video_device dsbr100_videodev_template = {
+static struct video_device dsbr100_videodev_data = {
 	.name		= "D-Link DSB-R 100",
 	.fops		= &usb_dsbr100_fops,
 	.ioctl_ops 	= &usb_dsbr100_ioctl_ops,
-	.release	= video_device_release,
+	.release	= usb_dsbr100_video_device_release,
 };
 
-/* check if the device is present and register with v4l and
-usb if it is */
+/* check if the device is present and register with v4l and usb if it is */
 static int usb_dsbr100_probe(struct usb_interface *intf,
 				const struct usb_device_id *id)
 {
 	struct dsbr100_device *radio;
+	int retval;
 
 	radio = kmalloc(sizeof(struct dsbr100_device), GFP_KERNEL);
 
@@ -561,23 +708,18 @@ static int usb_dsbr100_probe(struct usb_interface *intf,
 		kfree(radio);
 		return -ENOMEM;
 	}
-	radio->videodev = video_device_alloc();
 
-	if (!(radio->videodev)) {
-		kfree(radio->transfer_buffer);
-		kfree(radio);
-		return -ENOMEM;
-	}
-	memcpy(radio->videodev, &dsbr100_videodev_template,
-		sizeof(dsbr100_videodev_template));
+	mutex_init(&radio->lock);
+	radio->videodev = dsbr100_videodev_data;
+
 	radio->removed = 0;
 	radio->users = 0;
 	radio->usbdev = interface_to_usbdev(intf);
 	radio->curfreq = FREQ_MIN * FREQ_MUL;
-	video_set_drvdata(radio->videodev, radio);
-	if (video_register_device(radio->videodev, VFL_TYPE_RADIO, radio_nr) < 0) {
-		dev_warn(&intf->dev, "Could not register video device\n");
-		video_device_release(radio->videodev);
+	video_set_drvdata(&radio->videodev, radio);
+	retval = video_register_device(&radio->videodev, VFL_TYPE_RADIO, radio_nr);
+	if (retval < 0) {
+		dev_err(&intf->dev, "couldn't register video device\n");
 		kfree(radio->transfer_buffer);
 		kfree(radio);
 		return -EIO;
diff --git a/linux/drivers/media/radio/radio-mr800.c b/linux/drivers/media/radio/radio-mr800.c
index dbce57c26..7683af18d 100644
--- a/linux/drivers/media/radio/radio-mr800.c
+++ b/linux/drivers/media/radio/radio-mr800.c
@@ -142,7 +142,6 @@ struct amradio_device {
 
 	unsigned char *buffer;
 	struct mutex lock;	/* buffer locking */
-	struct mutex disconnect_lock;
 	int curfreq;
 	int stereo;
 	int users;
@@ -170,7 +169,7 @@ static struct usb_driver usb_amradio_driver = {
 	.reset_resume		= usb_amradio_resume,
 #endif
 	.id_table		= usb_amradio_device_table,
-	.supports_autosuspend	= 1,
+	.supports_autosuspend	= 0,
 };
 
 /* switch on radio. Send 8 bytes to device. */
@@ -305,16 +304,12 @@ static void usb_amradio_disconnect(struct usb_interface *intf)
 {
 	struct amradio_device *radio = usb_get_intfdata(intf);
 
-	mutex_lock(&radio->disconnect_lock);
+	mutex_lock(&radio->lock);
 	radio->removed = 1;
-	usb_set_intfdata(intf, NULL);
+	mutex_unlock(&radio->lock);
 
-	if (radio->users == 0) {
-		video_unregister_device(radio->videodev);
-		kfree(radio->buffer);
-		kfree(radio);
-	}
-	mutex_unlock(&radio->disconnect_lock);
+	usb_set_intfdata(intf, NULL);
+	video_unregister_device(radio->videodev);
 }
 
 /* vidioc_querycap - query device capabilities */
@@ -532,7 +527,7 @@ static int usb_amradio_open(struct inode *inode, struct file *file)
 	return 0;
 }
 
-/*close device - free driver structures */
+/*close device */
 static int usb_amradio_close(struct inode *inode, struct file *file)
 {
 	struct amradio_device *radio = video_get_drvdata(video_devdata(file));
@@ -541,21 +536,15 @@ static int usb_amradio_close(struct inode *inode, struct file *file)
 	if (!radio)
 		return -ENODEV;
 
-	mutex_lock(&radio->disconnect_lock);
 	radio->users = 0;
-	if (radio->removed) {
-		video_unregister_device(radio->videodev);
-		kfree(radio->buffer);
-		kfree(radio);
 
-	} else {
+	if (!radio->removed) {
 		retval = amradio_stop(radio);
 		if (retval < 0)
 			amradio_dev_warn(&radio->videodev->dev,
 				"amradio_stop failed\n");
 	}
 
-	mutex_unlock(&radio->disconnect_lock);
 	return 0;
 }
 
@@ -612,12 +601,24 @@ static const struct v4l2_ioctl_ops usb_amradio_ioctl_ops = {
 	.vidioc_s_input     = vidioc_s_input,
 };
 
+static void usb_amradio_device_release(struct video_device *videodev)
+{
+	struct amradio_device *radio = video_get_drvdata(videodev);
+
+	/* we call v4l to free radio->videodev */
+	video_device_release(videodev);
+
+	/* free rest memory */
+	kfree(radio->buffer);
+	kfree(radio);
+}
+
 /* V4L2 interface */
 static struct video_device amradio_videodev_template = {
 	.name		= "AverMedia MR 800 USB FM Radio",
 	.fops		= &usb_amradio_fops,
 	.ioctl_ops 	= &usb_amradio_ioctl_ops,
-	.release	= video_device_release,
+	.release	= usb_amradio_device_release,
 };
 
 /* check if the device is present and register with v4l and
@@ -655,7 +656,6 @@ static int usb_amradio_probe(struct usb_interface *intf,
 	radio->usbdev = interface_to_usbdev(intf);
 	radio->curfreq = 95.16 * FREQ_MUL;
 
-	mutex_init(&radio->disconnect_lock);
 	mutex_init(&radio->lock);
 
 	video_set_drvdata(radio->videodev, radio);
diff --git a/linux/drivers/media/video/cs5345.c b/linux/drivers/media/video/cs5345.c
index decbc5f1f..1af0f53dd 100644
--- a/linux/drivers/media/video/cs5345.c
+++ b/linux/drivers/media/video/cs5345.c
@@ -23,9 +23,9 @@
 #include <linux/kernel.h>
 #include <linux/i2c.h>
 #include <linux/videodev2.h>
-#include <media/v4l2-i2c-drv.h>
-#include <media/v4l2-common.h>
+#include <media/v4l2-device.h>
 #include <media/v4l2-chip-ident.h>
+#include <media/v4l2-i2c-drv.h>
 #include "compat.h"
 
 MODULE_DESCRIPTION("i2c device driver for cs5345 Audio ADC");
@@ -46,111 +46,143 @@ I2C_CLIENT_INSMOD;
 
 /* ----------------------------------------------------------------------- */
 
-static inline int cs5345_write(struct i2c_client *client, u8 reg, u8 value)
+static inline int cs5345_write(struct v4l2_subdev *sd, u8 reg, u8 value)
 {
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+
 	return i2c_smbus_write_byte_data(client, reg, value);
 }
 
-static inline int cs5345_read(struct i2c_client *client, u8 reg)
+static inline int cs5345_read(struct v4l2_subdev *sd, u8 reg)
 {
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+
 	return i2c_smbus_read_byte_data(client, reg);
 }
 
-static int cs5345_command(struct i2c_client *client, unsigned cmd, void *arg)
+static int cs5345_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *route)
 {
-	struct v4l2_routing *route = arg;
-	struct v4l2_control *ctrl = arg;
-
-	switch (cmd) {
-	case VIDIOC_INT_G_AUDIO_ROUTING:
-		route->input = cs5345_read(client, 0x09) & 7;
-		route->input |= cs5345_read(client, 0x05) & 0x70;
-		route->output = 0;
-		break;
-
-	case VIDIOC_INT_S_AUDIO_ROUTING:
-		if ((route->input & 0xf) > 6) {
-			v4l_err(client, "Invalid input %d.\n", route->input);
-			return -EINVAL;
-		}
-		cs5345_write(client, 0x09, route->input & 0xf);
-		cs5345_write(client, 0x05, route->input & 0xf0);
-		break;
-
-	case VIDIOC_G_CTRL:
-		if (ctrl->id == V4L2_CID_AUDIO_MUTE) {
-			ctrl->value = (cs5345_read(client, 0x04) & 0x08) != 0;
-			break;
-		}
-		if (ctrl->id != V4L2_CID_AUDIO_VOLUME)
-			return -EINVAL;
-		ctrl->value = cs5345_read(client, 0x07) & 0x3f;
-		if (ctrl->value >= 32)
-			ctrl->value = ctrl->value - 64;
-		break;
-
-	case VIDIOC_S_CTRL:
-		break;
-		if (ctrl->id == V4L2_CID_AUDIO_MUTE) {
-			cs5345_write(client, 0x04, ctrl->value ? 0x80 : 0);
-			break;
-		}
-		if (ctrl->id != V4L2_CID_AUDIO_VOLUME)
-			return -EINVAL;
-		if (ctrl->value > 24 || ctrl->value < -24)
-			return -EINVAL;
-		cs5345_write(client, 0x07, ((u8)ctrl->value) & 0x3f);
-		cs5345_write(client, 0x08, ((u8)ctrl->value) & 0x3f);
-		break;
-
-#ifdef CONFIG_VIDEO_ADV_DEBUG
-	case VIDIOC_DBG_G_REGISTER:
-	case VIDIOC_DBG_S_REGISTER:
-	{
-		struct v4l2_register *reg = arg;
-
-		if (!v4l2_chip_match_i2c_client(client,
-					reg->match_type, reg->match_chip))
-			return -EINVAL;
-		if (!capable(CAP_SYS_ADMIN))
-			return -EPERM;
-		if (cmd == VIDIOC_DBG_G_REGISTER)
-			reg->val = cs5345_read(client, reg->reg & 0x1f);
-		else
-			cs5345_write(client, reg->reg & 0x1f, reg->val & 0xff);
-		break;
+	if ((route->input & 0xf) > 6) {
+		v4l2_err(sd, "Invalid input %d.\n", route->input);
+		return -EINVAL;
 	}
-#endif
+	cs5345_write(sd, 0x09, route->input & 0xf);
+	cs5345_write(sd, 0x05, route->input & 0xf0);
+	return 0;
+}
 
-	case VIDIOC_G_CHIP_IDENT:
-		return v4l2_chip_ident_i2c_client(client,
-				arg, V4L2_IDENT_CS5345, 0);
-
-	case VIDIOC_LOG_STATUS:
-		{
-			u8 v = cs5345_read(client, 0x09) & 7;
-			u8 m = cs5345_read(client, 0x04);
-			int vol = cs5345_read(client, 0x08) & 0x3f;
-
-			v4l_info(client, "Input:  %d%s\n", v,
-				      (m & 0x80) ? " (muted)" : "");
-			if (vol >= 32)
-				vol = vol - 64;
-			v4l_info(client, "Volume: %d dB\n", vol);
-			break;
-		}
-
-	default:
+static int cs5345_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
+{
+	if (ctrl->id == V4L2_CID_AUDIO_MUTE) {
+		ctrl->value = (cs5345_read(sd, 0x04) & 0x08) != 0;
+		return 0;
+	}
+	if (ctrl->id != V4L2_CID_AUDIO_VOLUME)
 		return -EINVAL;
+	ctrl->value = cs5345_read(sd, 0x07) & 0x3f;
+	if (ctrl->value >= 32)
+		ctrl->value = ctrl->value - 64;
+	return 0;
+}
+
+static int cs5345_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
+{
+	if (ctrl->id == V4L2_CID_AUDIO_MUTE) {
+		cs5345_write(sd, 0x04, ctrl->value ? 0x80 : 0);
+		return 0;
 	}
+	if (ctrl->id != V4L2_CID_AUDIO_VOLUME)
+		return -EINVAL;
+	if (ctrl->value > 24 || ctrl->value < -24)
+		return -EINVAL;
+	cs5345_write(sd, 0x07, ((u8)ctrl->value) & 0x3f);
+	cs5345_write(sd, 0x08, ((u8)ctrl->value) & 0x3f);
+	return 0;
+}
+
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+static int cs5345_g_register(struct v4l2_subdev *sd, struct v4l2_register *reg)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+	if (!v4l2_chip_match_i2c_client(client,
+				reg->match_type, reg->match_chip))
+		return -EINVAL;
+	if (!capable(CAP_SYS_ADMIN))
+		return -EPERM;
+	reg->val = cs5345_read(sd, reg->reg & 0x1f);
+	return 0;
+}
+
+static int cs5345_s_register(struct v4l2_subdev *sd, struct v4l2_register *reg)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+	if (!v4l2_chip_match_i2c_client(client,
+				reg->match_type, reg->match_chip))
+		return -EINVAL;
+	if (!capable(CAP_SYS_ADMIN))
+		return -EPERM;
+	cs5345_write(sd, reg->reg & 0x1f, reg->val & 0xff);
 	return 0;
 }
+#endif
+
+static int cs5345_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_chip_ident *chip)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+	return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_CS5345, 0);
+}
+
+static int cs5345_log_status(struct v4l2_subdev *sd)
+{
+	u8 v = cs5345_read(sd, 0x09) & 7;
+	u8 m = cs5345_read(sd, 0x04);
+	int vol = cs5345_read(sd, 0x08) & 0x3f;
+
+	v4l2_info(sd, "Input:  %d%s\n", v,
+			(m & 0x80) ? " (muted)" : "");
+	if (vol >= 32)
+		vol = vol - 64;
+	v4l2_info(sd, "Volume: %d dB\n", vol);
+	return 0;
+}
+
+static int cs5345_command(struct i2c_client *client, unsigned cmd, void *arg)
+{
+	return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg);
+}
+
+/* ----------------------------------------------------------------------- */
+
+static const struct v4l2_subdev_core_ops cs5345_core_ops = {
+	.log_status = cs5345_log_status,
+	.g_chip_ident = cs5345_g_chip_ident,
+	.g_ctrl = cs5345_g_ctrl,
+	.s_ctrl = cs5345_s_ctrl,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.g_register = cs5345_g_register,
+	.s_register = cs5345_s_register,
+#endif
+};
+
+static const struct v4l2_subdev_audio_ops cs5345_audio_ops = {
+	.s_routing = cs5345_s_routing,
+};
+
+static const struct v4l2_subdev_ops cs5345_ops = {
+	.core = &cs5345_core_ops,
+	.audio = &cs5345_audio_ops,
+};
 
 /* ----------------------------------------------------------------------- */
 
 static int cs5345_probe(struct i2c_client *client,
 			const struct i2c_device_id *id)
 {
+	struct v4l2_subdev *sd;
+
 	/* Check if the adapter supports the needed features */
 	if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
 		return -EIO;
@@ -158,9 +190,25 @@ static int cs5345_probe(struct i2c_client *client,
 	v4l_info(client, "chip found @ 0x%x (%s)\n",
 			client->addr << 1, client->adapter->name);
 
-	cs5345_write(client, 0x02, 0x00);
-	cs5345_write(client, 0x04, 0x01);
-	cs5345_write(client, 0x09, 0x01);
+	sd = kzalloc(sizeof(struct v4l2_subdev), GFP_KERNEL);
+	if (sd == NULL)
+		return -ENOMEM;
+	v4l2_i2c_subdev_init(sd, client, &cs5345_ops);
+
+	cs5345_write(sd, 0x02, 0x00);
+	cs5345_write(sd, 0x04, 0x01);
+	cs5345_write(sd, 0x09, 0x01);
+	return 0;
+}
+
+/* ----------------------------------------------------------------------- */
+
+static int cs5345_remove(struct i2c_client *client)
+{
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
+
+	v4l2_device_unregister_subdev(sd);
+	kfree(sd);
 	return 0;
 }
 
@@ -179,6 +227,7 @@ static struct v4l2_i2c_driver_data v4l2_i2c_data = {
 	.driverid = I2C_DRIVERID_CS5345,
 	.command = cs5345_command,
 	.probe = cs5345_probe,
+	.remove = cs5345_remove,
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
 	.id_table = cs5345_id,
 #endif
diff --git a/linux/drivers/media/video/em28xx/em28xx-cards.c b/linux/drivers/media/video/em28xx/em28xx-cards.c
index c14fca841..a4ce360b1 100644
--- a/linux/drivers/media/video/em28xx/em28xx-cards.c
+++ b/linux/drivers/media/video/em28xx/em28xx-cards.c
@@ -38,6 +38,8 @@
 
 #include "em28xx.h"
 
+#define DRIVER_NAME         "em28xx"
+
 static int tuner = -1;
 module_param(tuner, int, 0444);
 MODULE_PARM_DESC(tuner, "tuner type");
@@ -46,6 +48,13 @@ static unsigned int disable_ir;
 module_param(disable_ir, int, 0444);
 MODULE_PARM_DESC(disable_ir, "disable infrared remote support");
 
+static unsigned int card[]     = {[0 ... (EM28XX_MAXBOARDS - 1)] = UNSET };
+module_param_array(card,  int, NULL, 0444);
+MODULE_PARM_DESC(card,     "card type");
+
+/* Bitmask marking allocated devices from 0 to EM28XX_MAXBOARDS */
+static unsigned long em28xx_devused;
+
 struct em28xx_hash_table {
 	unsigned long hash;
 	unsigned int  model;
@@ -975,8 +984,30 @@ struct em28xx_board em28xx_boards[] = {
 			.amux     = EM28XX_AMUX_LINE_IN,
 		} },
 	},
+	[EM2820_BOARD_PROLINK_PLAYTV_BOX4_USB2] = {
+		.name         = "Pixelview PlayTV Box 4 USB 2.0",
+		.tda9887_conf = TDA9887_PRESENT,
+		.tuner_type   = TUNER_YMEC_TVF_5533MF,
+		.decoder      = EM28XX_SAA711X,
+		.input        = { {
+			.type     = EM28XX_VMUX_TELEVISION,
+			.vmux     = SAA7115_COMPOSITE2,
+			.amux     = EM28XX_AMUX_VIDEO,
+			.aout     = EM28XX_AOUT_MONO | 	/* I2S */
+				    EM28XX_AOUT_MASTER,	/* Line out pin */
+		}, {
+			.type     = EM28XX_VMUX_COMPOSITE1,
+			.vmux     = SAA7115_COMPOSITE0,
+			.amux     = EM28XX_AMUX_LINE_IN,
+		}, {
+			.type     = EM28XX_VMUX_SVIDEO,
+			.vmux     = SAA7115_SVIDEO3,
+			.amux     = EM28XX_AMUX_LINE_IN,
+		} },
+	},
 	[EM2820_BOARD_PROLINK_PLAYTV_USB2] = {
 		.name         = "Pixelview Prolink PlayTV USB 2.0",
+		.has_snapshot_button = 1,
 		.tda9887_conf = TDA9887_PRESENT,
 		.tuner_type   = TUNER_YMEC_TVF_5533MF,
 		.decoder      = EM28XX_SAA711X,
@@ -1410,6 +1441,7 @@ MODULE_DEVICE_TABLE(usb, em28xx_id_table);
 static struct em28xx_hash_table em28xx_eeprom_hash [] = {
 	/* P/N: SA 60002070465 Tuner: TVF7533-MF */
 	{0x6ce05a8f, EM2820_BOARD_PROLINK_PLAYTV_USB2, TUNER_YMEC_TVF_5533MF},
+	{0x72cc5a8b, EM2820_BOARD_PROLINK_PLAYTV_BOX4_USB2, TUNER_YMEC_TVF_5533MF},
 	{0x966a0441, EM2880_BOARD_KWORLD_DVB_310U, TUNER_XC2028},
 };
 
@@ -1870,3 +1902,432 @@ void em28xx_card_setup(struct em28xx *dev)
 	em28xx_ir_init(dev);
 }
 
+
+#if defined(CONFIG_MODULES) && defined(MODULE)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 20)
+static void request_module_async(void *ptr)
+{
+	struct em28xx *dev = (struct em28xx *)ptr;
+#else
+static void request_module_async(struct work_struct *work)
+{
+	struct em28xx *dev = container_of(work,
+			     struct em28xx, request_module_wk);
+#endif
+
+	if (dev->has_audio_class)
+		request_module("snd-usb-audio");
+	else if (dev->has_alsa_audio)
+		request_module("em28xx-alsa");
+
+	if (dev->board.has_dvb)
+		request_module("em28xx-dvb");
+}
+
+static void request_modules(struct em28xx *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 */
+
+/*
+ * em28xx_realease_resources()
+ * unregisters the v4l2,i2c and usb devices
+ * called when the device gets disconected or at module unload
+*/
+void em28xx_release_resources(struct em28xx *dev)
+{
+	if (dev->sbutton_input_dev)
+		em28xx_deregister_snapshot_button(dev);
+
+	if (dev->ir)
+		em28xx_ir_fini(dev);
+
+	/*FIXME: I2C IR should be disconnected */
+
+	em28xx_release_analog_resources(dev);
+
+	em28xx_remove_from_devlist(dev);
+
+	em28xx_i2c_unregister(dev);
+	usb_put_dev(dev->udev);
+
+	/* Mark device as unused */
+	em28xx_devused &= ~(1 << dev->devno);
+};
+
+/*
+ * em28xx_init_dev()
+ * allocates and inits the device structs, registers i2c bus and v4l device
+ */
+int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev,
+			   int minor)
+{
+	struct em28xx *dev = *devhandle;
+	int retval = -ENOMEM;
+	int errCode;
+
+	dev->udev = udev;
+	mutex_init(&dev->ctrl_urb_lock);
+	spin_lock_init(&dev->slock);
+	init_waitqueue_head(&dev->open);
+	init_waitqueue_head(&dev->wait_frame);
+	init_waitqueue_head(&dev->wait_stream);
+
+	dev->em28xx_write_regs = em28xx_write_regs;
+	dev->em28xx_read_reg = em28xx_read_reg;
+	dev->em28xx_read_reg_req_len = em28xx_read_reg_req_len;
+	dev->em28xx_write_regs_req = em28xx_write_regs_req;
+	dev->em28xx_read_reg_req = em28xx_read_reg_req;
+	dev->board.is_em2800 = em28xx_boards[dev->model].is_em2800;
+
+	em28xx_pre_card_setup(dev);
+
+	if (!dev->board.is_em2800) {
+		/* Sets I2C speed to 100 KHz */
+		retval = em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
+		if (retval < 0) {
+			em28xx_errdev("%s: em28xx_write_regs_req failed!"
+				      " retval [%d]\n",
+				      __func__, retval);
+			return retval;
+		}
+	}
+
+	/* register i2c bus */
+	errCode = em28xx_i2c_register(dev);
+	if (errCode < 0) {
+		em28xx_errdev("%s: em28xx_i2c_register - errCode [%d]!\n",
+			__func__, errCode);
+		return errCode;
+	}
+
+	/* Do board specific init and eeprom reading */
+	em28xx_card_setup(dev);
+
+	/* Configure audio */
+	errCode = em28xx_audio_setup(dev);
+	if (errCode < 0) {
+		em28xx_errdev("%s: Error while setting audio - errCode [%d]!\n",
+			__func__, errCode);
+	}
+
+	/* wake i2c devices */
+	em28xx_wake_i2c(dev);
+
+	/* init video dma queues */
+	INIT_LIST_HEAD(&dev->vidq.active);
+	INIT_LIST_HEAD(&dev->vidq.queued);
+
+#if 0
+	video_set_drvdata(dev->vbi_dev, dev);
+#endif
+
+	if (dev->board.has_msp34xx) {
+		/* Send a reset to other chips via gpio */
+		errCode = em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xf7);
+		if (errCode < 0) {
+			em28xx_errdev("%s: em28xx_write_regs_req - "
+				      "msp34xx(1) failed! errCode [%d]\n",
+				      __func__, errCode);
+			return errCode;
+		}
+		msleep(3);
+
+		errCode = em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xff);
+		if (errCode < 0) {
+			em28xx_errdev("%s: em28xx_write_regs_req - "
+				      "msp34xx(2) failed! errCode [%d]\n",
+				      __func__, errCode);
+			return errCode;
+		}
+		msleep(3);
+	}
+
+	em28xx_add_into_devlist(dev);
+
+	retval = em28xx_register_analog_devices(dev);
+	if (retval < 0) {
+		em28xx_release_resources(dev);
+		goto fail_reg_devices;
+	}
+
+	em28xx_init_extension(dev);
+
+	/* Save some power by putting tuner to sleep */
+	em28xx_i2c_call_clients(dev, TUNER_SET_STANDBY, NULL);
+
+	return 0;
+
+fail_reg_devices:
+	return retval;
+}
+
+/*
+ * em28xx_usb_probe()
+ * checks for supported devices
+ */
+static int em28xx_usb_probe(struct usb_interface *interface,
+			    const struct usb_device_id *id)
+{
+	const struct usb_endpoint_descriptor *endpoint;
+	struct usb_device *udev;
+	struct usb_interface *uif;
+	struct em28xx *dev = NULL;
+	int retval = -ENODEV;
+	int i, nr, ifnum, isoc_pipe;
+	char *speed;
+	char descr[255] = "";
+
+	udev = usb_get_dev(interface_to_usbdev(interface));
+	ifnum = interface->altsetting[0].desc.bInterfaceNumber;
+
+	/* Check to see next free device and mark as used */
+	nr = find_first_zero_bit(&em28xx_devused, EM28XX_MAXBOARDS);
+	em28xx_devused |= 1<<nr;
+
+	/* Don't register audio interfaces */
+	if (interface->altsetting[0].desc.bInterfaceClass == USB_CLASS_AUDIO) {
+		em28xx_err(DRIVER_NAME " audio device (%04x:%04x): "
+			"interface %i, class %i\n",
+			le16_to_cpu(udev->descriptor.idVendor),
+			le16_to_cpu(udev->descriptor.idProduct),
+			ifnum,
+			interface->altsetting[0].desc.bInterfaceClass);
+
+		em28xx_devused &= ~(1<<nr);
+		return -ENODEV;
+	}
+
+	endpoint = &interface->cur_altsetting->endpoint[0].desc;
+
+	/* check if the device has the iso in endpoint at the correct place */
+	if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
+	    USB_ENDPOINT_XFER_ISOC &&
+	    (interface->altsetting[1].endpoint[0].desc.wMaxPacketSize == 940)) {
+		/* It's a newer em2874/em2875 device */
+		isoc_pipe = 0;
+	} else {
+		int check_interface = 1;
+		isoc_pipe = 1;
+		endpoint = &interface->cur_altsetting->endpoint[1].desc;
+		if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) !=
+		    USB_ENDPOINT_XFER_ISOC)
+			check_interface = 0;
+
+		if ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT)
+			check_interface = 0;
+
+		if (!check_interface) {
+			em28xx_err(DRIVER_NAME " video device (%04x:%04x): "
+				"interface %i, class %i found.\n",
+				le16_to_cpu(udev->descriptor.idVendor),
+				le16_to_cpu(udev->descriptor.idProduct),
+				ifnum,
+				interface->altsetting[0].desc.bInterfaceClass);
+
+			em28xx_err(DRIVER_NAME " This is an anciliary "
+				"interface not used by the driver\n");
+
+			em28xx_devused &= ~(1<<nr);
+			return -ENODEV;
+		}
+	}
+
+	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));
+
+	printk(DRIVER_NAME ": 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);
+
+	if (nr >= EM28XX_MAXBOARDS) {
+		printk(DRIVER_NAME ": Supports only %i em28xx boards.\n",
+				EM28XX_MAXBOARDS);
+		em28xx_devused &= ~(1<<nr);
+		return -ENOMEM;
+	}
+
+	/* allocate memory for our device state and initialize it */
+	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+	if (dev == NULL) {
+		em28xx_err(DRIVER_NAME ": out of memory!\n");
+		em28xx_devused &= ~(1<<nr);
+		return -ENOMEM;
+	}
+
+	snprintf(dev->name, 29, "em28xx #%d", nr);
+	dev->devno = nr;
+	dev->model = id->driver_info;
+	dev->alt   = -1;
+
+	/* Checks if audio is provided by some interface */
+	for (i = 0; i < udev->config->desc.bNumInterfaces; i++) {
+		uif = udev->config->interface[i];
+		if (uif->altsetting[0].desc.bInterfaceClass == USB_CLASS_AUDIO) {
+			dev->has_audio_class = 1;
+			break;
+		}
+	}
+
+	/* compute alternate max packet sizes */
+	uif = udev->actconfig->interface[0];
+
+	dev->num_alt = uif->num_altsetting;
+	dev->alt_max_pkt_size = kmalloc(32 * dev->num_alt, GFP_KERNEL);
+
+	if (dev->alt_max_pkt_size == NULL) {
+		em28xx_errdev("out of memory!\n");
+		em28xx_devused &= ~(1<<nr);
+		kfree(dev);
+		return -ENOMEM;
+	}
+
+	for (i = 0; i < dev->num_alt ; i++) {
+		u16 tmp = le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].desc.wMaxPacketSize);
+		dev->alt_max_pkt_size[i] =
+		    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
+	}
+
+	if ((card[nr] >= 0) && (card[nr] < em28xx_bcount))
+		dev->model = card[nr];
+
+	/* allocate device struct */
+	mutex_init(&dev->lock);
+	mutex_lock(&dev->lock);
+	retval = em28xx_init_dev(&dev, udev, nr);
+	if (retval) {
+		em28xx_devused &= ~(1<<dev->devno);
+		kfree(dev);
+
+		return retval;
+	}
+
+	/* save our data pointer in this interface device */
+	usb_set_intfdata(interface, dev);
+
+	request_modules(dev);
+
+	/* Should be the last thing to do, to avoid newer udev's to
+	   open the device before fully initializing it
+	 */
+	mutex_unlock(&dev->lock);
+
+	return 0;
+}
+
+/*
+ * em28xx_usb_disconnect()
+ * called when the device gets diconencted
+ * video device will be unregistered on v4l2_close in case it is still open
+ */
+static void em28xx_usb_disconnect(struct usb_interface *interface)
+{
+	struct em28xx *dev;
+
+	dev = usb_get_intfdata(interface);
+	usb_set_intfdata(interface, NULL);
+
+	if (!dev)
+		return;
+
+	em28xx_info("disconnecting %s\n", dev->vdev->name);
+
+	/* wait until all current v4l2 io is finished then deallocate
+	   resources */
+	mutex_lock(&dev->lock);
+
+	wake_up_interruptible_all(&dev->open);
+
+	if (dev->users) {
+		em28xx_warn
+		    ("device /dev/video%d is open! Deregistration and memory "
+		     "deallocation are deferred on close.\n",
+				dev->vdev->num);
+
+		dev->state |= DEV_MISCONFIGURED;
+		em28xx_uninit_isoc(dev);
+		dev->state |= DEV_DISCONNECTED;
+		wake_up_interruptible(&dev->wait_frame);
+		wake_up_interruptible(&dev->wait_stream);
+	} else {
+		dev->state |= DEV_DISCONNECTED;
+		em28xx_release_resources(dev);
+	}
+
+	em28xx_close_extension(dev);
+
+	mutex_unlock(&dev->lock);
+
+	if (!dev->users) {
+		kfree(dev->alt_max_pkt_size);
+		kfree(dev);
+	}
+}
+
+static struct usb_driver em28xx_usb_driver = {
+	.name = "em28xx",
+	.probe = em28xx_usb_probe,
+	.disconnect = em28xx_usb_disconnect,
+	.id_table = em28xx_id_table,
+};
+
+static int __init em28xx_module_init(void)
+{
+	int result;
+
+	/* register this driver with the USB subsystem */
+	result = usb_register(&em28xx_usb_driver);
+	if (result)
+		em28xx_err(DRIVER_NAME
+			   " usb_register failed. Error number %d.\n", result);
+
+	printk(KERN_INFO DRIVER_NAME " driver loaded\n");
+
+	return result;
+}
+
+static void __exit em28xx_module_exit(void)
+{
+	/* deregister this driver with the USB subsystem */
+	usb_deregister(&em28xx_usb_driver);
+}
+
+module_init(em28xx_module_init);
+module_exit(em28xx_module_exit);
diff --git a/linux/drivers/media/video/em28xx/em28xx-core.c b/linux/drivers/media/video/em28xx/em28xx-core.c
index 025a54bb7..1183519eb 100644
--- a/linux/drivers/media/video/em28xx/em28xx-core.c
+++ b/linux/drivers/media/video/em28xx/em28xx-core.c
@@ -26,6 +26,7 @@
 #include <linux/module.h>
 #include <linux/usb.h>
 #include <linux/vmalloc.h>
+#include <media/v4l2-common.h>
 
 #include "em28xx.h"
 
@@ -983,3 +984,145 @@ int em28xx_init_isoc(struct em28xx *dev, int max_packets,
 	return 0;
 }
 EXPORT_SYMBOL_GPL(em28xx_init_isoc);
+
+/*
+ * em28xx_wake_i2c()
+ * configure i2c attached devices
+ */
+void em28xx_wake_i2c(struct em28xx *dev)
+{
+	struct v4l2_routing route;
+	int zero = 0;
+
+	route.input = INPUT(dev->ctl_input)->vmux;
+	route.output = 0;
+	em28xx_i2c_call_clients(dev, VIDIOC_INT_RESET, &zero);
+	em28xx_i2c_call_clients(dev, VIDIOC_INT_S_VIDEO_ROUTING, &route);
+	em28xx_i2c_call_clients(dev, VIDIOC_STREAMON, NULL);
+}
+
+/*
+ * Device control list
+ */
+
+static LIST_HEAD(em28xx_devlist);
+static DEFINE_MUTEX(em28xx_devlist_mutex);
+
+struct em28xx *em28xx_get_device(struct inode *inode,
+				 enum v4l2_buf_type *fh_type,
+				 int *has_radio)
+{
+	struct em28xx *h, *dev = NULL;
+	int minor = iminor(inode);
+
+	*fh_type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+	*has_radio = 0;
+
+	mutex_lock(&em28xx_devlist_mutex);
+	list_for_each_entry(h, &em28xx_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(&em28xx_devlist_mutex);
+
+	return dev;
+}
+
+/*
+ * em28xx_realease_resources()
+ * unregisters the v4l2,i2c and usb devices
+ * called when the device gets disconected or at module unload
+*/
+void em28xx_remove_from_devlist(struct em28xx *dev)
+{
+	mutex_lock(&em28xx_devlist_mutex);
+	list_del(&dev->devlist);
+	mutex_unlock(&em28xx_devlist_mutex);
+};
+
+void em28xx_add_into_devlist(struct em28xx *dev)
+{
+	mutex_lock(&em28xx_devlist_mutex);
+	list_add_tail(&dev->devlist, &em28xx_devlist);
+	mutex_unlock(&em28xx_devlist_mutex);
+};
+
+/*
+ * Extension interface
+ */
+
+static LIST_HEAD(em28xx_extension_devlist);
+static DEFINE_MUTEX(em28xx_extension_devlist_lock);
+
+int em28xx_register_extension(struct em28xx_ops *ops)
+{
+	struct em28xx *dev = NULL;
+
+	mutex_lock(&em28xx_devlist_mutex);
+	mutex_lock(&em28xx_extension_devlist_lock);
+	list_add_tail(&ops->next, &em28xx_extension_devlist);
+	list_for_each_entry(dev, &em28xx_devlist, devlist) {
+		if (dev)
+			ops->init(dev);
+	}
+	printk(KERN_INFO "Em28xx: Initialized (%s) extension\n", ops->name);
+	mutex_unlock(&em28xx_extension_devlist_lock);
+	mutex_unlock(&em28xx_devlist_mutex);
+	return 0;
+}
+EXPORT_SYMBOL(em28xx_register_extension);
+
+void em28xx_unregister_extension(struct em28xx_ops *ops)
+{
+	struct em28xx *dev = NULL;
+
+	mutex_lock(&em28xx_devlist_mutex);
+	list_for_each_entry(dev, &em28xx_devlist, devlist) {
+		if (dev)
+			ops->fini(dev);
+	}
+
+	mutex_lock(&em28xx_extension_devlist_lock);
+	printk(KERN_INFO "Em28xx: Removed (%s) extension\n", ops->name);
+	list_del(&ops->next);
+	mutex_unlock(&em28xx_extension_devlist_lock);
+	mutex_unlock(&em28xx_devlist_mutex);
+}
+EXPORT_SYMBOL(em28xx_unregister_extension);
+
+void em28xx_init_extension(struct em28xx *dev)
+{
+	struct em28xx_ops *ops = NULL;
+
+	mutex_lock(&em28xx_extension_devlist_lock);
+	if (!list_empty(&em28xx_extension_devlist)) {
+		list_for_each_entry(ops, &em28xx_extension_devlist, next) {
+			if (ops->init)
+				ops->init(dev);
+		}
+	}
+	mutex_unlock(&em28xx_extension_devlist_lock);
+}
+
+void em28xx_close_extension(struct em28xx *dev)
+{
+	struct em28xx_ops *ops = NULL;
+
+	mutex_lock(&em28xx_extension_devlist_lock);
+	if (!list_empty(&em28xx_extension_devlist)) {
+		list_for_each_entry(ops, &em28xx_extension_devlist, next) {
+			if (ops->fini)
+				ops->fini(dev);
+		}
+	}
+	mutex_unlock(&em28xx_extension_devlist_lock);
+}
diff --git a/linux/drivers/media/video/em28xx/em28xx-video.c b/linux/drivers/media/video/em28xx/em28xx-video.c
index 4d9b167e6..8be7aadac 100644
--- a/linux/drivers/media/video/em28xx/em28xx-video.c
+++ b/linux/drivers/media/video/em28xx/em28xx-video.c
@@ -39,6 +39,7 @@
 #include "em28xx.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>
 
@@ -47,9 +48,8 @@
 		      "Mauro Carvalho Chehab <mchehab@infradead.org>, " \
 		      "Sascha Sommer <saschasommer@freenet.de>"
 
-#define DRIVER_NAME         "em28xx"
 #define DRIVER_DESC         "Empia em28xx based USB video device driver"
-#define EM28XX_VERSION_CODE  KERNEL_VERSION(0, 1, 0)
+#define EM28XX_VERSION_CODE  KERNEL_VERSION(0, 1, 1)
 
 #define em28xx_videodbg(fmt, arg...) do {\
 	if (video_debug) \
@@ -72,19 +72,13 @@ MODULE_AUTHOR(DRIVER_AUTHOR);
 MODULE_DESCRIPTION(DRIVER_DESC);
 MODULE_LICENSE("GPL");
 
-static LIST_HEAD(em28xx_devlist);
-static DEFINE_MUTEX(em28xx_devlist_mutex);
-
-static unsigned int card[]     = {[0 ... (EM28XX_MAXBOARDS - 1)] = UNSET };
 static unsigned int video_nr[] = {[0 ... (EM28XX_MAXBOARDS - 1)] = UNSET };
 static unsigned int vbi_nr[]   = {[0 ... (EM28XX_MAXBOARDS - 1)] = UNSET };
 static unsigned int radio_nr[] = {[0 ... (EM28XX_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");
@@ -93,9 +87,6 @@ static unsigned int video_debug;
 module_param(video_debug, int, 0644);
 MODULE_PARM_DESC(video_debug, "enable debug messages [video]");
 
-/* Bitmask marking allocated devices from 0 to EM28XX_MAXBOARDS */
-static unsigned long em28xx_devused;
-
 /* supported video standards */
 static struct em28xx_fmt format[] = {
 	{
@@ -130,8 +121,6 @@ static struct v4l2_queryctrl em28xx_qctrl[] = {
 	}
 };
 
-static struct usb_driver em28xx_usb_driver;
-
 /* ------------------------------------------------------------------
 	DMA and thread functions
    ------------------------------------------------------------------*/
@@ -522,58 +511,6 @@ static struct videobuf_queue_ops em28xx_video_qops = {
 
 /*********************  v4l2 interface  **************************************/
 
-/*
- * em28xx_config()
- * inits registers with sane defaults
- */
-static int em28xx_config(struct em28xx *dev)
-{
-	int retval;
-
-	/* Sets I2C speed to 100 KHz */
-	if (!dev->board.is_em2800) {
-		retval = em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
-		if (retval < 0) {
-			em28xx_errdev("%s: em28xx_write_regs_req failed! retval [%d]\n",
-				__func__, retval);
-			return retval;
-		}
-	}
-
-#if 1
-	/* enable vbi capturing */
-
-/*	em28xx_write_reg(dev, EM28XX_R0E_AUDIOSRC, 0xc0); audio register */
-/*	em28xx_write_reg(dev, EM28XX_R0F_XCLK, 0x80); clk register */
-	em28xx_write_reg(dev, EM28XX_R11_VINCTRL, 0x51);
-#endif
-
-	dev->mute = 1;		/* maybe not the right place... */
-	dev->volume = 0x1f;
-
-	em28xx_set_outfmt(dev);
-	em28xx_colorlevels_set_default(dev);
-	em28xx_compression_disable(dev);
-
-	return 0;
-}
-
-/*
- * em28xx_config_i2c()
- * configure i2c attached devices
- */
-static void em28xx_config_i2c(struct em28xx *dev)
-{
-	struct v4l2_routing route;
-	int zero = 0;
-
-	route.input = INPUT(dev->ctl_input)->vmux;
-	route.output = 0;
-	em28xx_i2c_call_clients(dev, VIDIOC_INT_RESET, &zero);
-	em28xx_i2c_call_clients(dev, VIDIOC_INT_S_VIDEO_ROUTING, &route);
-	em28xx_i2c_call_clients(dev, VIDIOC_STREAMON, NULL);
-}
-
 static void video_mux(struct em28xx *dev, int index)
 {
 	struct v4l2_routing route;
@@ -1226,6 +1163,21 @@ static int em28xx_reg_len(int reg)
 	}
 }
 
+static int vidioc_g_chip_ident(struct file *file, void *priv,
+	       struct v4l2_chip_ident *chip)
+{
+	struct em28xx_fh      *fh  = priv;
+	struct em28xx         *dev = fh->dev;
+
+	chip->ident = V4L2_IDENT_NONE;
+	chip->revision = 0;
+
+	em28xx_i2c_call_clients(dev, VIDIOC_G_CHIP_IDENT, chip);
+
+	return 0;
+}
+
+
 static int vidioc_g_register(struct file *file, void *priv,
 			     struct v4l2_register *reg)
 {
@@ -1233,7 +1185,8 @@ static int vidioc_g_register(struct file *file, void *priv,
 	struct em28xx         *dev = fh->dev;
 	int ret;
 
-	if (reg->match_type == V4L2_CHIP_MATCH_AC97) {
+	switch (reg->match_type) {
+	case V4L2_CHIP_MATCH_AC97:
 		mutex_lock(&dev->lock);
 		ret = em28xx_read_ac97(dev, reg->reg);
 		mutex_unlock(&dev->lock);
@@ -1242,11 +1195,18 @@ static int vidioc_g_register(struct file *file, void *priv,
 
 		reg->val = ret;
 		return 0;
-	}
-
-	if (!v4l2_chip_match_host(reg->match_type, reg->match_chip))
+	case V4L2_CHIP_MATCH_I2C_DRIVER:
+		em28xx_i2c_call_clients(dev, 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_type, reg->match_chip))
+			return -EINVAL;
+	}
 
+	/* Match host */
 	if (em28xx_reg_len(reg->reg) == 1) {
 		mutex_lock(&dev->lock);
 		ret = em28xx_read_reg(dev, reg->reg);
@@ -1279,14 +1239,25 @@ static int vidioc_s_register(struct file *file, void *priv,
 	__le64 buf;
 	int    rc;
 
-	if (reg->match_type == V4L2_CHIP_MATCH_AC97) {
+	switch (reg->match_type) {
+	case V4L2_CHIP_MATCH_AC97:
 		mutex_lock(&dev->lock);
 		rc = em28xx_write_ac97(dev, reg->reg, reg->val);
 		mutex_unlock(&dev->lock);
 
 		return rc;
+	case V4L2_CHIP_MATCH_I2C_DRIVER:
+		em28xx_i2c_call_clients(dev, VIDIOC_DBG_S_REGISTER, reg);
+		return 0;
+	case V4L2_CHIP_MATCH_I2C_ADDR:
+		/* Not supported yet */
+		return -EINVAL;
+	default:
+		if (!v4l2_chip_match_host(reg->match_type, reg->match_chip))
+			return -EINVAL;
 	}
 
+	/* Match host */
 	buf = cpu_to_le64(reg->val);
 
 	mutex_lock(&dev->lock);
@@ -1661,28 +1632,12 @@ static int radio_queryctrl(struct file *file, void *priv,
 static int em28xx_v4l2_open(struct inode *inode, struct file *filp)
 {
 	int minor = iminor(inode);
-	int errCode = 0, radio = 0;
-	struct em28xx *h, *dev = NULL;
+	int errCode = 0, radio;
+	struct em28xx *dev;
+	enum v4l2_buf_type fh_type;
 	struct em28xx_fh *fh;
-	enum v4l2_buf_type fh_type = 0;
 
-	mutex_lock(&em28xx_devlist_mutex);
-	list_for_each_entry(h, &em28xx_devlist, devlist) {
-		if (h->vdev->minor == minor) {
-			dev  = h;
-			fh_type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
-		}
-		if (h->vbi_dev->minor == minor) {
-			dev  = h;
-			fh_type = V4L2_BUF_TYPE_VBI_CAPTURE;
-		}
-		if (h->radio_dev &&
-		    h->radio_dev->minor == minor) {
-			radio = 1;
-			dev   = h;
-		}
-	}
-	mutex_unlock(&em28xx_devlist_mutex);
+	dev = em28xx_get_device(inode, &fh_type, &radio);
 
 	if (NULL == dev)
 		return -ENODEV;
@@ -1725,7 +1680,7 @@ static int em28xx_v4l2_open(struct inode *inode, struct file *filp)
 		/* Needed, since GPIO might have disabled power of
 		   some i2c device
 		 */
-		em28xx_config_i2c(dev);
+		em28xx_wake_i2c(dev);
 
 #if 0
 		/* device needs to be initialized before isoc transfer */
@@ -1756,18 +1711,11 @@ static int em28xx_v4l2_open(struct inode *inode, struct file *filp)
  * unregisters the v4l2,i2c and usb devices
  * called when the device gets disconected or at module unload
 */
-static void em28xx_release_resources(struct em28xx *dev)
+void em28xx_release_analog_resources(struct em28xx *dev)
 {
 
 	/*FIXME: I2C IR should be disconnected */
 
-	list_del(&dev->devlist);
-	if (dev->sbutton_input_dev)
-		em28xx_deregister_snapshot_button(dev);
-
-	if (dev->ir)
-		em28xx_ir_fini(dev);
-
 	if (dev->radio_dev) {
 		if (-1 != dev->radio_dev->minor)
 			video_unregister_device(dev->radio_dev);
@@ -1793,11 +1741,6 @@ static void em28xx_release_resources(struct em28xx *dev)
 			video_device_release(dev->vdev);
 		dev->vdev = NULL;
 	}
-	em28xx_i2c_unregister(dev);
-	usb_put_dev(dev->udev);
-
-	/* Mark device as unused */
-	em28xx_devused &= ~(1<<dev->devno);
 }
 
 /*
@@ -1996,6 +1939,7 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = {
 #ifdef CONFIG_VIDEO_ADV_DEBUG
 	.vidioc_g_register          = vidioc_g_register,
 	.vidioc_s_register          = vidioc_s_register,
+	.vidioc_g_chip_ident        = vidioc_g_chip_ident,
 #endif
 #ifdef CONFIG_VIDEO_V4L1_COMPAT
 	.vidiocgmbuf                = vidiocgmbuf,
@@ -2051,44 +1995,6 @@ static struct video_device em28xx_radio_template = {
 /******************************** usb interface ******************************/
 
 
-static LIST_HEAD(em28xx_extension_devlist);
-static DEFINE_MUTEX(em28xx_extension_devlist_lock);
-
-int em28xx_register_extension(struct em28xx_ops *ops)
-{
-	struct em28xx *dev = NULL;
-
-	mutex_lock(&em28xx_devlist_mutex);
-	mutex_lock(&em28xx_extension_devlist_lock);
-	list_add_tail(&ops->next, &em28xx_extension_devlist);
-	list_for_each_entry(dev, &em28xx_devlist, devlist) {
-		if (dev)
-			ops->init(dev);
-	}
-	printk(KERN_INFO "Em28xx: Initialized (%s) extension\n", ops->name);
-	mutex_unlock(&em28xx_extension_devlist_lock);
-	mutex_unlock(&em28xx_devlist_mutex);
-	return 0;
-}
-EXPORT_SYMBOL(em28xx_register_extension);
-
-void em28xx_unregister_extension(struct em28xx_ops *ops)
-{
-	struct em28xx *dev = NULL;
-
-	mutex_lock(&em28xx_devlist_mutex);
-	list_for_each_entry(dev, &em28xx_devlist, devlist) {
-		if (dev)
-			ops->fini(dev);
-	}
-
-	mutex_lock(&em28xx_extension_devlist_lock);
-	printk(KERN_INFO "Em28xx: Removed (%s) extension\n", ops->name);
-	list_del(&ops->next);
-	mutex_unlock(&em28xx_extension_devlist_lock);
-	mutex_unlock(&em28xx_devlist_mutex);
-}
-EXPORT_SYMBOL(em28xx_unregister_extension);
 
 static struct video_device *em28xx_vdev_init(struct em28xx *dev,
 					     const struct video_device *template,
@@ -2111,10 +2017,45 @@ static struct video_device *em28xx_vdev_init(struct em28xx *dev,
 	return vfd;
 }
 
-static int register_analog_devices(struct em28xx *dev)
+int em28xx_register_analog_devices(struct em28xx *dev)
 {
 	int ret;
 
+	printk(KERN_INFO "%s: v4l2 driver version %d.%d.%d\n",
+		dev->name,
+		(EM28XX_VERSION_CODE >> 16) & 0xff,
+		(EM28XX_VERSION_CODE >> 8) & 0xff, EM28XX_VERSION_CODE & 0xff);
+
+	/* Analog specific initialization */
+	dev->format = &format[0];
+	video_mux(dev, 0);
+
+#if 1
+	/* enable vbi capturing */
+
+/*	em28xx_write_reg(dev, EM28XX_R0E_AUDIOSRC, 0xc0); audio register */
+/*	em28xx_write_reg(dev, EM28XX_R0F_XCLK, 0x80); clk register */
+	em28xx_write_reg(dev, EM28XX_R11_VINCTRL, 0x51);
+#endif
+
+	dev->mute = 1;		/* maybe not the right place... */
+	dev->volume = 0x1f;
+
+	em28xx_set_outfmt(dev);
+	em28xx_colorlevels_set_default(dev);
+	em28xx_compression_disable(dev);
+
+	/* set default norm */
+	dev->norm = em28xx_video_template.current_norm;
+	dev->width = norm_maxw(dev);
+	dev->height = norm_maxh(dev);
+	dev->interlaced = EM28XX_INTERLACED_DEFAULT;
+	dev->hscale = 0;
+	dev->vscale = 0;
+
+	/* FIXME: This is a very bad hack! Not all devices have TV on input 2 */
+	dev->ctl_input = 2;
+
 	/* allocate and fill video video_device struct */
 	dev->vdev = em28xx_vdev_init(dev, &em28xx_video_template, "video");
 	if (!dev->vdev) {
@@ -2163,454 +2104,3 @@ static int register_analog_devices(struct em28xx *dev)
 
 	return 0;
 }
-
-
-/*
- * em28xx_init_dev()
- * allocates and inits the device structs, registers i2c bus and v4l device
- */
-static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev,
-			   int minor)
-{
-	struct em28xx_ops *ops = NULL;
-	struct em28xx *dev = *devhandle;
-	int retval = -ENOMEM;
-	int errCode;
-	unsigned int maxh, maxw;
-
-	dev->udev = udev;
-	mutex_init(&dev->ctrl_urb_lock);
-	spin_lock_init(&dev->slock);
-	init_waitqueue_head(&dev->open);
-	init_waitqueue_head(&dev->wait_frame);
-	init_waitqueue_head(&dev->wait_stream);
-
-	dev->em28xx_write_regs = em28xx_write_regs;
-	dev->em28xx_read_reg = em28xx_read_reg;
-	dev->em28xx_read_reg_req_len = em28xx_read_reg_req_len;
-	dev->em28xx_write_regs_req = em28xx_write_regs_req;
-	dev->em28xx_read_reg_req = em28xx_read_reg_req;
-	dev->board.is_em2800 = em28xx_boards[dev->model].is_em2800;
-	dev->format = &format[0];
-
-	em28xx_pre_card_setup(dev);
-
-	errCode = em28xx_config(dev);
-	if (errCode) {
-		em28xx_errdev("error configuring device\n");
-		return -ENOMEM;
-	}
-
-	/* register i2c bus */
-	errCode = em28xx_i2c_register(dev);
-	if (errCode < 0) {
-		em28xx_errdev("%s: em28xx_i2c_register - errCode [%d]!\n",
-			__func__, errCode);
-		return errCode;
-	}
-
-	/* Do board specific init and eeprom reading */
-	em28xx_card_setup(dev);
-
-	/* Configure audio */
-	errCode = em28xx_audio_setup(dev);
-	if (errCode < 0) {
-		em28xx_errdev("%s: Error while setting audio - errCode [%d]!\n",
-			__func__, errCode);
-	}
-
-	/* configure the device */
-	em28xx_config_i2c(dev);
-
-	/* set default norm */
-	dev->norm = em28xx_video_template.current_norm;
-
-	maxw = norm_maxw(dev);
-	maxh = norm_maxh(dev);
-
-	/* set default image size */
-	dev->width = maxw;
-	dev->height = maxh;
-	dev->interlaced = EM28XX_INTERLACED_DEFAULT;
-	dev->hscale = 0;
-	dev->vscale = 0;
-	dev->ctl_input = 2;
-
-	errCode = em28xx_config(dev);
-	if (errCode < 0) {
-		em28xx_errdev("%s: em28xx_config - errCode [%d]!\n",
-			__func__, errCode);
-		return errCode;
-	}
-
-	/* init video dma queues */
-	INIT_LIST_HEAD(&dev->vidq.active);
-	INIT_LIST_HEAD(&dev->vidq.queued);
-
-#if 0
-	video_set_drvdata(dev->vbi_dev, dev);
-#endif
-
-	if (dev->board.has_msp34xx) {
-		/* Send a reset to other chips via gpio */
-		errCode = em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xf7);
-		if (errCode < 0) {
-			em28xx_errdev("%s: em28xx_write_regs_req - msp34xx(1) failed! errCode [%d]\n",
-				__func__, errCode);
-			return errCode;
-		}
-		msleep(3);
-
-		errCode = em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xff);
-		if (errCode < 0) {
-			em28xx_errdev("%s: em28xx_write_regs_req - msp34xx(2) failed! errCode [%d]\n",
-				__func__, errCode);
-			return errCode;
-		}
-		msleep(3);
-	}
-
-	video_mux(dev, 0);
-
-	mutex_lock(&em28xx_devlist_mutex);
-	list_add_tail(&dev->devlist, &em28xx_devlist);
-	retval = register_analog_devices(dev);
-	if (retval < 0) {
-		em28xx_release_resources(dev);
-		mutex_unlock(&em28xx_devlist_mutex);
-		goto fail_reg_devices;
-	}
-
-	mutex_lock(&em28xx_extension_devlist_lock);
-	if (!list_empty(&em28xx_extension_devlist)) {
-		list_for_each_entry(ops, &em28xx_extension_devlist, next) {
-			if (ops->id)
-				ops->init(dev);
-		}
-	}
-	mutex_unlock(&em28xx_extension_devlist_lock);
-	mutex_unlock(&em28xx_devlist_mutex);
-
-	/* Save some power by putting tuner to sleep */
-	em28xx_i2c_call_clients(dev, TUNER_SET_STANDBY, NULL);
-
-	return 0;
-
-fail_reg_devices:
-	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 em28xx *dev = (struct em28xx *)ptr;
-#else
-static void request_module_async(struct work_struct *work)
-{
-	struct em28xx *dev = container_of(work,
-			     struct em28xx, request_module_wk);
-#endif
-
-	if (dev->has_audio_class)
-		request_module("snd-usb-audio");
-	else if (dev->has_alsa_audio)
-		request_module("em28xx-alsa");
-
-	if (dev->board.has_dvb)
-		request_module("em28xx-dvb");
-}
-
-static void request_modules(struct em28xx *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 */
-
-/*
- * em28xx_usb_probe()
- * checks for supported devices
- */
-static int em28xx_usb_probe(struct usb_interface *interface,
-			    const struct usb_device_id *id)
-{
-	const struct usb_endpoint_descriptor *endpoint;
-	struct usb_device *udev;
-	struct usb_interface *uif;
-	struct em28xx *dev = NULL;
-	int retval = -ENODEV;
-	int i, nr, ifnum, isoc_pipe;
-	char *speed;
-	char descr[255] = "";
-
-	udev = usb_get_dev(interface_to_usbdev(interface));
-	ifnum = interface->altsetting[0].desc.bInterfaceNumber;
-
-	/* Check to see next free device and mark as used */
-	nr = find_first_zero_bit(&em28xx_devused, EM28XX_MAXBOARDS);
-	em28xx_devused |= 1<<nr;
-
-	/* Don't register audio interfaces */
-	if (interface->altsetting[0].desc.bInterfaceClass == USB_CLASS_AUDIO) {
-		em28xx_err(DRIVER_NAME " audio device (%04x:%04x): "
-			"interface %i, class %i\n",
-			le16_to_cpu(udev->descriptor.idVendor),
-			le16_to_cpu(udev->descriptor.idProduct),
-			ifnum,
-			interface->altsetting[0].desc.bInterfaceClass);
-
-		em28xx_devused &= ~(1<<nr);
-		return -ENODEV;
-	}
-
-	endpoint = &interface->cur_altsetting->endpoint[0].desc;
-
-	/* check if the device has the iso in endpoint at the correct place */
-	if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
-	    USB_ENDPOINT_XFER_ISOC &&
-	    (interface->altsetting[1].endpoint[0].desc.wMaxPacketSize == 940))
-	{
-		/* It's a newer em2874/em2875 device */
-		isoc_pipe = 0;
-	} else {
-		int check_interface = 1;
-		isoc_pipe = 1;
-		endpoint = &interface->cur_altsetting->endpoint[1].desc;
-		if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) !=
-		    USB_ENDPOINT_XFER_ISOC)
-			check_interface = 0;
-
-		if ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT)
-			check_interface = 0;
-
-		if (!check_interface) {
-			em28xx_err(DRIVER_NAME " video device (%04x:%04x): "
-				"interface %i, class %i found.\n",
-				le16_to_cpu(udev->descriptor.idVendor),
-				le16_to_cpu(udev->descriptor.idProduct),
-				ifnum,
-				interface->altsetting[0].desc.bInterfaceClass);
-
-			em28xx_err(DRIVER_NAME " This is an anciliary "
-				"interface not used by the driver\n");
-
-			em28xx_devused &= ~(1<<nr);
-			return -ENODEV;
-		}
-	}
-
-	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));
-
-	printk(DRIVER_NAME ": 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);
-
-	if (nr >= EM28XX_MAXBOARDS) {
-		printk(DRIVER_NAME ": Supports only %i em28xx boards.\n",
-				EM28XX_MAXBOARDS);
-		em28xx_devused &= ~(1<<nr);
-		return -ENOMEM;
-	}
-
-	/* allocate memory for our device state and initialize it */
-	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
-	if (dev == NULL) {
-		em28xx_err(DRIVER_NAME ": out of memory!\n");
-		em28xx_devused &= ~(1<<nr);
-		return -ENOMEM;
-	}
-
-	snprintf(dev->name, 29, "em28xx #%d", nr);
-	dev->devno = nr;
-	dev->model = id->driver_info;
-	dev->alt   = -1;
-
-	/* Checks if audio is provided by some interface */
-	for (i = 0; i < udev->config->desc.bNumInterfaces; i++) {
-		uif = udev->config->interface[i];
-		if (uif->altsetting[0].desc.bInterfaceClass == USB_CLASS_AUDIO) {
-			dev->has_audio_class = 1;
-			break;
-		}
-	}
-
-	/* compute alternate max packet sizes */
-	uif = udev->actconfig->interface[0];
-
-	dev->num_alt = uif->num_altsetting;
-	em28xx_videodbg("Alternate settings: %i\n", dev->num_alt);
-/*	dev->alt_max_pkt_size = kmalloc(sizeof(*dev->alt_max_pkt_size)* */
-	dev->alt_max_pkt_size = kmalloc(32 * dev->num_alt, GFP_KERNEL);
-
-	if (dev->alt_max_pkt_size == NULL) {
-		em28xx_errdev("out of memory!\n");
-		em28xx_devused &= ~(1<<nr);
-		kfree(dev);
-		return -ENOMEM;
-	}
-
-	for (i = 0; i < dev->num_alt ; i++) {
-		u16 tmp = le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].desc.
-							wMaxPacketSize);
-		dev->alt_max_pkt_size[i] =
-		    (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
-		em28xx_videodbg("Alternate setting %i, max size= %i\n", i,
-						dev->alt_max_pkt_size[i]);
-	}
-
-	if ((card[nr] >= 0) && (card[nr] < em28xx_bcount))
-		dev->model = card[nr];
-
-	/* allocate device struct */
-	mutex_init(&dev->lock);
-	mutex_lock(&dev->lock);
-	retval = em28xx_init_dev(&dev, udev, nr);
-	if (retval) {
-		em28xx_devused &= ~(1<<dev->devno);
-		kfree(dev);
-
-		return retval;
-	}
-
-	/* save our data pointer in this interface device */
-	usb_set_intfdata(interface, dev);
-
-	request_modules(dev);
-
-	/* Should be the last thing to do, to avoid newer udev's to
-	   open the device before fully initializing it
-	 */
-	mutex_unlock(&dev->lock);
-
-	return 0;
-}
-
-/*
- * em28xx_usb_disconnect()
- * called when the device gets diconencted
- * video device will be unregistered on v4l2_close in case it is still open
- */
-static void em28xx_usb_disconnect(struct usb_interface *interface)
-{
-	struct em28xx *dev;
-	struct em28xx_ops *ops = NULL;
-
-	dev = usb_get_intfdata(interface);
-	usb_set_intfdata(interface, NULL);
-
-	if (!dev)
-		return;
-
-	em28xx_info("disconnecting %s\n", dev->vdev->name);
-
-	/* wait until all current v4l2 io is finished then deallocate
-	   resources */
-	mutex_lock(&dev->lock);
-
-	wake_up_interruptible_all(&dev->open);
-
-	if (dev->users) {
-		em28xx_warn
-		    ("device /dev/video%d is open! Deregistration and memory "
-		     "deallocation are deferred on close.\n",
-				dev->vdev->num);
-
-		dev->state |= DEV_MISCONFIGURED;
-		em28xx_uninit_isoc(dev);
-		dev->state |= DEV_DISCONNECTED;
-		wake_up_interruptible(&dev->wait_frame);
-		wake_up_interruptible(&dev->wait_stream);
-	} else {
-		dev->state |= DEV_DISCONNECTED;
-		em28xx_release_resources(dev);
-	}
-	mutex_unlock(&dev->lock);
-
-	mutex_lock(&em28xx_extension_devlist_lock);
-	if (!list_empty(&em28xx_extension_devlist)) {
-		list_for_each_entry(ops, &em28xx_extension_devlist, next) {
-			ops->fini(dev);
-		}
-	}
-	mutex_unlock(&em28xx_extension_devlist_lock);
-
-	if (!dev->users) {
-		kfree(dev->alt_max_pkt_size);
-		kfree(dev);
-	}
-}
-
-static struct usb_driver em28xx_usb_driver = {
-	.name = "em28xx",
-	.probe = em28xx_usb_probe,
-	.disconnect = em28xx_usb_disconnect,
-	.id_table = em28xx_id_table,
-};
-
-static int __init em28xx_module_init(void)
-{
-	int result;
-
-	printk(KERN_INFO DRIVER_NAME " v4l2 driver version %d.%d.%d loaded\n",
-	       (EM28XX_VERSION_CODE >> 16) & 0xff,
-	       (EM28XX_VERSION_CODE >> 8) & 0xff, EM28XX_VERSION_CODE & 0xff);
-#ifdef SNAPSHOT
-	printk(KERN_INFO DRIVER_NAME " snapshot date %04d-%02d-%02d\n",
-	       SNAPSHOT / 10000, (SNAPSHOT / 100) % 100, SNAPSHOT % 100);
-#endif
-
-	/* register this driver with the USB subsystem */
-	result = usb_register(&em28xx_usb_driver);
-	if (result)
-		em28xx_err(DRIVER_NAME
-			   " usb_register failed. Error number %d.\n", result);
-
-	return result;
-}
-
-static void __exit em28xx_module_exit(void)
-{
-	/* deregister this driver with the USB subsystem */
-	usb_deregister(&em28xx_usb_driver);
-}
-
-module_init(em28xx_module_init);
-module_exit(em28xx_module_exit);
-
diff --git a/linux/drivers/media/video/em28xx/em28xx.h b/linux/drivers/media/video/em28xx/em28xx.h
index 84f49934a..93c47f260 100644
--- a/linux/drivers/media/video/em28xx/em28xx.h
+++ b/linux/drivers/media/video/em28xx/em28xx.h
@@ -100,6 +100,7 @@
 #define EM2820_BOARD_COMPRO_VIDEOMATE_FORYOU	  58
 #define EM2874_BOARD_PINNACLE_PCTV_80E		  59
 #define EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850	  60
+#define EM2820_BOARD_PROLINK_PLAYTV_BOX4_USB2	  61
 
 /* Limits minimum and default number of buffers */
 #define EM28XX_MIN_BUF 4
@@ -594,10 +595,20 @@ int em28xx_init_isoc(struct em28xx *dev, int max_packets,
 void em28xx_uninit_isoc(struct em28xx *dev);
 int em28xx_set_mode(struct em28xx *dev, enum em28xx_mode set_mode);
 int em28xx_gpio_set(struct em28xx *dev, struct em28xx_reg_seq *gpio);
-
-/* Provided by em28xx-video.c */
+void em28xx_wake_i2c(struct em28xx *dev);
+void em28xx_remove_from_devlist(struct em28xx *dev);
+void em28xx_add_into_devlist(struct em28xx *dev);
+struct em28xx *em28xx_get_device(struct inode *inode,
+				 enum v4l2_buf_type *fh_type,
+				 int *has_radio);
 int em28xx_register_extension(struct em28xx_ops *dev);
 void em28xx_unregister_extension(struct em28xx_ops *dev);
+void em28xx_init_extension(struct em28xx *dev);
+void em28xx_close_extension(struct em28xx *dev);
+
+/* Provided by em28xx-video.c */
+int em28xx_register_analog_devices(struct em28xx *dev);
+void em28xx_release_analog_resources(struct em28xx *dev);
 
 /* Provided by em28xx-cards.c */
 extern int em2800_variant_detect(struct usb_device *udev, int model);
@@ -608,6 +619,7 @@ extern struct usb_device_id em28xx_id_table[];
 extern const unsigned int em28xx_bcount;
 void em28xx_set_ir(struct em28xx *dev, struct IR_i2c *ir);
 int em28xx_tuner_callback(void *ptr, int component, int command, int arg);
+void em28xx_release_resources(struct em28xx *dev);
 
 /* Provided by em28xx-input.c */
 int em28xx_get_key_terratec(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw);
diff --git a/linux/drivers/media/video/gspca/Kconfig b/linux/drivers/media/video/gspca/Kconfig
index 770fb699d..ee6a691df 100644
--- a/linux/drivers/media/video/gspca/Kconfig
+++ b/linux/drivers/media/video/gspca/Kconfig
@@ -18,6 +18,7 @@ menuconfig USB_GSPCA
 if USB_GSPCA && VIDEO_V4L2
 
 source "drivers/media/video/gspca/m5602/Kconfig"
+source "drivers/media/video/gspca/stv06xx/Kconfig"
 
 config USB_GSPCA_CONEX
 	tristate "Conexant Camera Driver"
diff --git a/linux/drivers/media/video/gspca/Makefile b/linux/drivers/media/video/gspca/Makefile
index 6c8046e23..bd8d9ee40 100644
--- a/linux/drivers/media/video/gspca/Makefile
+++ b/linux/drivers/media/video/gspca/Makefile
@@ -47,4 +47,4 @@ gspca_vc032x-objs		:= vc032x.o
 gspca_zc3xx-objs		:= zc3xx.o
 
 obj-$(CONFIG_USB_M5602)		+= m5602/
-
+obj-$(CONFIG_USB_STV06XX) 	+= stv06xx/
diff --git a/linux/drivers/media/video/gspca/conex.c b/linux/drivers/media/video/gspca/conex.c
index de28354ea..1753f5bb3 100644
--- a/linux/drivers/media/video/gspca/conex.c
+++ b/linux/drivers/media/video/gspca/conex.c
@@ -93,7 +93,7 @@ static struct ctrl sd_ctrls[] = {
 	},
 };
 
-static struct v4l2_pix_format vga_mode[] = {
+static const struct v4l2_pix_format vga_mode[] = {
 	{176, 144, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
 		.bytesperline = 176,
 		.sizeimage = 176 * 144 * 3 / 8 + 590,
diff --git a/linux/drivers/media/video/gspca/etoms.c b/linux/drivers/media/video/gspca/etoms.c
index 28869ef26..84b56c303 100644
--- a/linux/drivers/media/video/gspca/etoms.c
+++ b/linux/drivers/media/video/gspca/etoms.c
@@ -112,7 +112,7 @@ static struct ctrl sd_ctrls[] = {
 	 },
 };
 
-static struct v4l2_pix_format vga_mode[] = {
+static const struct v4l2_pix_format vga_mode[] = {
 	{320, 240, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
 		.bytesperline = 320,
 		.sizeimage = 320 * 240,
@@ -125,7 +125,7 @@ static struct v4l2_pix_format vga_mode[] = {
 		.priv = 0}, */
 };
 
-static struct v4l2_pix_format sif_mode[] = {
+static const struct v4l2_pix_format sif_mode[] = {
 	{176, 144, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
 		.bytesperline = 176,
 		.sizeimage = 176 * 144,
diff --git a/linux/drivers/media/video/gspca/finepix.c b/linux/drivers/media/video/gspca/finepix.c
index 03cb94466..afc8b2dd3 100644
--- a/linux/drivers/media/video/gspca/finepix.c
+++ b/linux/drivers/media/video/gspca/finepix.c
@@ -72,7 +72,7 @@ struct usb_fpix {
 }
 
 /* These cameras only support 320x200. */
-static struct v4l2_pix_format fpix_mode[1] = {
+static const struct v4l2_pix_format fpix_mode[1] = {
 	{ 320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
 		.bytesperline = 320,
 		.sizeimage = 320 * 240 * 3 / 8 + 590,
diff --git a/linux/drivers/media/video/gspca/gspca.c b/linux/drivers/media/video/gspca/gspca.c
index 71e7afe1b..5adbe7301 100644
--- a/linux/drivers/media/video/gspca/gspca.c
+++ b/linux/drivers/media/video/gspca/gspca.c
@@ -785,8 +785,6 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
 	struct gspca_dev *gspca_dev = priv;
 	int mode;
 
-	if (fmt->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
-		return -EINVAL;
 	mode = gspca_dev->curr_mode;
 	memcpy(&fmt->fmt.pix, &gspca_dev->cam.cam_mode[mode],
 		sizeof fmt->fmt.pix);
@@ -798,8 +796,6 @@ static int try_fmt_vid_cap(struct gspca_dev *gspca_dev,
 {
 	int w, h, mode, mode2;
 
-	if (fmt->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
-		return -EINVAL;
 	w = fmt->fmt.pix.width;
 	h = fmt->fmt.pix.height;
 
@@ -1153,8 +1149,6 @@ static int vidioc_reqbufs(struct file *file, void *priv,
 	struct gspca_dev *gspca_dev = priv;
 	int i, ret = 0;
 
-	if (rb->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
-		return -EINVAL;
 	switch (rb->memory) {
 	case GSPCA_MEMORY_READ:			/* (internal call) */
 	case V4L2_MEMORY_MMAP:
@@ -1219,8 +1213,7 @@ static int vidioc_querybuf(struct file *file, void *priv,
 	struct gspca_dev *gspca_dev = priv;
 	struct gspca_frame *frame;
 
-	if (v4l2_buf->type != V4L2_BUF_TYPE_VIDEO_CAPTURE
-	    || v4l2_buf->index < 0
+	if (v4l2_buf->index < 0
 	    || v4l2_buf->index >= gspca_dev->nframes)
 		return -EINVAL;
 
@@ -1243,7 +1236,8 @@ static int vidioc_streamon(struct file *file, void *priv,
 		ret = -ENODEV;
 		goto out;
 	}
-	if (gspca_dev->nframes == 0) {
+	if (gspca_dev->nframes == 0
+	    || !(gspca_dev->frame[0].v4l2_buf.flags & V4L2_BUF_FLAG_QUEUED)) {
 		ret = -EINVAL;
 		goto out;
 	}
@@ -1561,8 +1555,6 @@ static int vidioc_dqbuf(struct file *file, void *priv,
 	int i, ret;
 
 	PDEBUG(D_FRAM, "dqbuf");
-	if (v4l2_buf->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
-		return -EINVAL;
 	if (v4l2_buf->memory != gspca_dev->memory)
 		return -EINVAL;
 
@@ -1617,8 +1609,6 @@ static int vidioc_qbuf(struct file *file, void *priv,
 	int i, index, ret;
 
 	PDEBUG(D_FRAM, "qbuf %d", v4l2_buf->index);
-	if (v4l2_buf->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
-		return -EINVAL;
 
 	if (mutex_lock_interruptible(&gspca_dev->queue_lock))
 		return -ERESTARTSYS;
@@ -1828,7 +1818,7 @@ static struct file_operations dev_fops = {
 	.release = dev_close,
 	.read = dev_read,
 	.mmap = dev_mmap,
-	.ioctl = video_ioctl2,
+	.unlocked_ioctl = __video_ioctl2,
 #ifdef CONFIG_COMPAT
 	.compat_ioctl = v4l_compat_ioctl32,
 #endif
diff --git a/linux/drivers/media/video/gspca/gspca.h b/linux/drivers/media/video/gspca/gspca.h
index 79cef31a5..c90af9cb1 100644
--- a/linux/drivers/media/video/gspca/gspca.h
+++ b/linux/drivers/media/video/gspca/gspca.h
@@ -56,7 +56,7 @@ extern int gspca_debug;
 /* device information - set at probe time */
 struct cam {
 	int bulk_size;		/* buffer size when image transfer by bulk */
-	struct v4l2_pix_format *cam_mode;	/* size nmodes */
+	const struct v4l2_pix_format *cam_mode;	/* size nmodes */
 	char nmodes;
 	__u8 bulk_nurbs;	/* number of URBs in bulk mode
 				 * - cannot be > MAX_NURBS
diff --git a/linux/drivers/media/video/gspca/m5602/m5602_bridge.h b/linux/drivers/media/video/gspca/m5602/m5602_bridge.h
index c1c7ce524..a3f3b7a0c 100644
--- a/linux/drivers/media/video/gspca/m5602/m5602_bridge.h
+++ b/linux/drivers/media/video/gspca/m5602/m5602_bridge.h
@@ -109,7 +109,6 @@ static const unsigned char sensor_urb_skeleton[] = {
 	0x13, M5602_XB_I2C_CTRL, 0x81, 0x11
 };
 
-/* m5602 device descriptor, currently it just wraps the m5602_camera struct */
 struct sd {
 	struct gspca_dev gspca_dev;
 
@@ -134,4 +133,10 @@ int m5602_read_bridge(
 int m5602_write_bridge(
 	struct sd *sd, u8 address, u8 i2c_data);
 
+int m5602_write_sensor(struct sd *sd, const u8 address,
+		       u8 *i2c_data, const u8 len);
+
+int m5602_read_sensor(struct sd *sd, const u8 address,
+		      u8 *i2c_data, const u8 len);
+
 #endif
diff --git a/linux/drivers/media/video/gspca/m5602/m5602_core.c b/linux/drivers/media/video/gspca/m5602/m5602_core.c
index fd6ce384b..ed906fe31 100644
--- a/linux/drivers/media/video/gspca/m5602/m5602_core.c
+++ b/linux/drivers/media/video/gspca/m5602/m5602_core.c
@@ -24,7 +24,7 @@
 
 /* Kernel module parameters */
 int force_sensor;
-int dump_bridge;
+static int dump_bridge;
 int dump_sensor;
 
 static const __devinitdata struct usb_device_id m5602_table[] = {
@@ -80,6 +80,97 @@ int m5602_write_bridge(struct sd *sd, u8 address, u8 i2c_data)
 	return (err < 0) ? err : 0;
 }
 
+int m5602_read_sensor(struct sd *sd, const u8 address,
+		       u8 *i2c_data, const u8 len)
+{
+	int err, i;
+
+	if (!len || len > sd->sensor->i2c_regW)
+		return -EINVAL;
+
+	do {
+		err = m5602_read_bridge(sd, M5602_XB_I2C_STATUS, i2c_data);
+	} while ((*i2c_data & I2C_BUSY) && !err);
+	if (err < 0)
+		goto out;
+
+	err = m5602_write_bridge(sd, M5602_XB_I2C_DEV_ADDR,
+				 sd->sensor->i2c_slave_id);
+	if (err < 0)
+		goto out;
+
+	err = m5602_write_bridge(sd, M5602_XB_I2C_REG_ADDR, address);
+	if (err < 0)
+		goto out;
+
+	if (sd->sensor->i2c_regW == 1) {
+		err = m5602_write_bridge(sd, M5602_XB_I2C_CTRL, len);
+		if (err < 0)
+			goto out;
+
+		err = m5602_write_bridge(sd, M5602_XB_I2C_CTRL, 0x08);
+		if (err < 0)
+			goto out;
+	} else {
+		err = m5602_write_bridge(sd, M5602_XB_I2C_CTRL, 0x18 + len);
+		if (err < 0)
+			goto out;
+	}
+
+	for (i = 0; (i < len) && !err; i++) {
+		err = m5602_read_bridge(sd, M5602_XB_I2C_DATA, &(i2c_data[i]));
+
+		PDEBUG(D_CONF, "Reading sensor register "
+			       "0x%x containing 0x%x ", address, *i2c_data);
+	}
+out:
+	return err;
+}
+
+int m5602_write_sensor(struct sd *sd, const u8 address,
+			u8 *i2c_data, const u8 len)
+{
+	int err, i;
+	u8 *p;
+	struct usb_device *udev = sd->gspca_dev.dev;
+	__u8 *buf = sd->gspca_dev.usb_buf;
+
+	/* No sensor with a data width larger than 16 bits has yet been seen */
+	if (len > sd->sensor->i2c_regW || !len)
+		return -EINVAL;
+
+	memcpy(buf, sensor_urb_skeleton,
+	       sizeof(sensor_urb_skeleton));
+
+	buf[11] = sd->sensor->i2c_slave_id;
+	buf[15] = address;
+
+	/* Special case larger sensor writes */
+	p = buf + 16;
+
+	/* Copy a four byte write sequence for each byte to be written to */
+	for (i = 0; i < len; i++) {
+		memcpy(p, sensor_urb_skeleton + 16, 4);
+		p[3] = i2c_data[i];
+		p += 4;
+		PDEBUG(D_CONF, "Writing sensor register 0x%x with 0x%x",
+		       address, i2c_data[i]);
+	}
+
+	/* Copy the tailer */
+	memcpy(p, sensor_urb_skeleton + 20, 4);
+
+	/* Set the total length */
+	p[3] = 0x10 + len;
+
+	err = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
+			      0x04, 0x40, 0x19,
+			      0x0000, buf,
+			      20 + len * 4, M5602_URB_MSG_TIMEOUT);
+
+	return (err < 0) ? err : 0;
+}
+
 /* Dump all the registers of the m5602 bridge,
    unfortunately this breaks the camera until it's power cycled */
 static void m5602_dump_bridge(struct sd *sd)
@@ -150,11 +241,15 @@ static int m5602_start_transfer(struct gspca_dev *gspca_dev)
 
 	/* Send start command to the camera */
 	const u8 buffer[4] = {0x13, 0xf9, 0x0f, 0x01};
+
+	if (sd->sensor->start)
+		sd->sensor->start(sd);
+
 	memcpy(buf, buffer, sizeof(buffer));
 	err = usb_control_msg(gspca_dev->dev,
 			      usb_sndctrlpipe(gspca_dev->dev, 0),
 			      0x04, 0x40, 0x19, 0x0000, buf,
-			      4, M5602_URB_MSG_TIMEOUT);
+			      sizeof(buffer), M5602_URB_MSG_TIMEOUT);
 
 	PDEBUG(D_STREAM, "Transfer started");
 	return (err < 0) ? err : 0;
@@ -284,6 +379,7 @@ static int __init mod_m5602_init(void)
 	PDEBUG(D_PROBE, "registered");
 	return 0;
 }
+
 static void __exit mod_m5602_exit(void)
 {
 	usb_deregister(&sd_driver);
diff --git a/linux/drivers/media/video/gspca/m5602/m5602_mt9m111.c b/linux/drivers/media/video/gspca/m5602/m5602_mt9m111.c
index fb700c2d0..c0e71c331 100644
--- a/linux/drivers/media/video/gspca/m5602/m5602_mt9m111.c
+++ b/linux/drivers/media/video/gspca/m5602/m5602_mt9m111.c
@@ -18,6 +18,8 @@
 
 #include "m5602_mt9m111.h"
 
+static void mt9m111_dump_registers(struct sd *sd);
+
 int mt9m111_probe(struct sd *sd)
 {
 	u8 data[2] = {0x00, 0x00};
@@ -44,12 +46,12 @@ int mt9m111_probe(struct sd *sd)
 		} else {
 			data[0] = preinit_mt9m111[i][2];
 			data[1] = preinit_mt9m111[i][3];
-			mt9m111_write_sensor(sd,
+			m5602_write_sensor(sd,
 				preinit_mt9m111[i][1], data, 2);
 		}
 	}
 
-	if (mt9m111_read_sensor(sd, MT9M111_SC_CHIPVER, data, 2))
+	if (m5602_read_sensor(sd, MT9M111_SC_CHIPVER, data, 2))
 		return -ENODEV;
 
 	if ((data[0] == 0x14) && (data[1] == 0x3a)) {
@@ -72,7 +74,7 @@ int mt9m111_init(struct sd *sd)
 	int i, err = 0;
 
 	/* Init the sensor */
-	for (i = 0; i < ARRAY_SIZE(init_mt9m111); i++) {
+	for (i = 0; i < ARRAY_SIZE(init_mt9m111) && !err; i++) {
 		u8 data[2];
 
 		if (init_mt9m111[i][0] == BRIDGE) {
@@ -82,7 +84,7 @@ int mt9m111_init(struct sd *sd)
 		} else {
 			data[0] = init_mt9m111[i][2];
 			data[1] = init_mt9m111[i][3];
-			err = mt9m111_write_sensor(sd,
+			err = m5602_write_sensor(sd,
 				init_mt9m111[i][1], data, 2);
 		}
 	}
@@ -104,12 +106,12 @@ int mt9m111_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 data[2] = {0x00, 0x00};
 	struct sd *sd = (struct sd *) gspca_dev;
 
-	err = mt9m111_read_sensor(sd, MT9M111_SC_R_MODE_CONTEXT_B,
+	err = m5602_read_sensor(sd, MT9M111_SC_R_MODE_CONTEXT_B,
 				  data, 2);
 	*val = data[0] & MT9M111_RMB_MIRROR_ROWS;
 	PDEBUG(D_V4L2, "Read vertical flip %d", *val);
 
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int mt9m111_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
@@ -121,19 +123,19 @@ int mt9m111_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
 	PDEBUG(D_V4L2, "Set vertical flip to %d", val);
 
 	/* Set the correct page map */
-	err = mt9m111_write_sensor(sd, MT9M111_PAGE_MAP, data, 2);
+	err = m5602_write_sensor(sd, MT9M111_PAGE_MAP, data, 2);
 	if (err < 0)
 		goto out;
 
-	err = mt9m111_read_sensor(sd, MT9M111_SC_R_MODE_CONTEXT_B, data, 2);
+	err = m5602_read_sensor(sd, MT9M111_SC_R_MODE_CONTEXT_B, data, 2);
 	if (err < 0)
 		goto out;
 
 	data[0] = (data[0] & 0xfe) | val;
-	err = mt9m111_write_sensor(sd, MT9M111_SC_R_MODE_CONTEXT_B,
+	err = m5602_write_sensor(sd, MT9M111_SC_R_MODE_CONTEXT_B,
 				   data, 2);
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int mt9m111_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
@@ -142,12 +144,12 @@ int mt9m111_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 data[2] = {0x00, 0x00};
 	struct sd *sd = (struct sd *) gspca_dev;
 
-	err = mt9m111_read_sensor(sd, MT9M111_SC_R_MODE_CONTEXT_B,
+	err = m5602_read_sensor(sd, MT9M111_SC_R_MODE_CONTEXT_B,
 				  data, 2);
 	*val = data[0] & MT9M111_RMB_MIRROR_COLS;
 	PDEBUG(D_V4L2, "Read horizontal flip %d", *val);
 
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int mt9m111_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
@@ -159,19 +161,19 @@ int mt9m111_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
 	PDEBUG(D_V4L2, "Set horizontal flip to %d", val);
 
 	/* Set the correct page map */
-	err = mt9m111_write_sensor(sd, MT9M111_PAGE_MAP, data, 2);
+	err = m5602_write_sensor(sd, MT9M111_PAGE_MAP, data, 2);
 	if (err < 0)
 		goto out;
 
-	err = mt9m111_read_sensor(sd, MT9M111_SC_R_MODE_CONTEXT_B, data, 2);
+	err = m5602_read_sensor(sd, MT9M111_SC_R_MODE_CONTEXT_B, data, 2);
 	if (err < 0)
 		goto out;
 
 	data[0] = (data[0] & 0xfd) | ((val << 1) & 0x02);
-	err = mt9m111_write_sensor(sd, MT9M111_SC_R_MODE_CONTEXT_B,
+	err = m5602_write_sensor(sd, MT9M111_SC_R_MODE_CONTEXT_B,
 					data, 2);
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int mt9m111_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
@@ -180,7 +182,7 @@ int mt9m111_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 data[2] = {0x00, 0x00};
 	struct sd *sd = (struct sd *) gspca_dev;
 
-	err = mt9m111_read_sensor(sd, MT9M111_SC_GLOBAL_GAIN, data, 2);
+	err = m5602_read_sensor(sd, MT9M111_SC_GLOBAL_GAIN, data, 2);
 	tmp = ((data[1] << 8) | data[0]);
 
 	*val = ((tmp & (1 << 10)) * 2) |
@@ -190,7 +192,7 @@ int mt9m111_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
 
 	PDEBUG(D_V4L2, "Read gain %d", *val);
 
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int mt9m111_set_gain(struct gspca_dev *gspca_dev, __s32 val)
@@ -200,7 +202,7 @@ int mt9m111_set_gain(struct gspca_dev *gspca_dev, __s32 val)
 	struct sd *sd = (struct sd *) gspca_dev;
 
 	/* Set the correct page map */
-	err = mt9m111_write_sensor(sd, MT9M111_PAGE_MAP, data, 2);
+	err = m5602_write_sensor(sd, MT9M111_PAGE_MAP, data, 2);
 	if (err < 0)
 		goto out;
 
@@ -225,90 +227,13 @@ int mt9m111_set_gain(struct gspca_dev *gspca_dev, __s32 val)
 	PDEBUG(D_V4L2, "tmp=%d, data[1]=%d, data[0]=%d", tmp,
 	       data[1], data[0]);
 
-	err = mt9m111_write_sensor(sd, MT9M111_SC_GLOBAL_GAIN,
+	err = m5602_write_sensor(sd, MT9M111_SC_GLOBAL_GAIN,
 				   data, 2);
 out:
-	return (err < 0) ? err : 0;
-}
-
-int mt9m111_read_sensor(struct sd *sd, const u8 address,
-			u8 *i2c_data, const u8 len) {
-	int err, i;
-
-	do {
-		err = m5602_read_bridge(sd, M5602_XB_I2C_STATUS, i2c_data);
-	} while ((*i2c_data & I2C_BUSY) && !err);
-	if (err < 0)
-		goto out;
-
-	err = m5602_write_bridge(sd, M5602_XB_I2C_DEV_ADDR,
-				 sd->sensor->i2c_slave_id);
-	if (err < 0)
-		goto out;
-
-	err = m5602_write_bridge(sd, M5602_XB_I2C_REG_ADDR, address);
-	if (err < 0)
-		goto out;
-
-	err = m5602_write_bridge(sd, M5602_XB_I2C_CTRL, 0x1a);
-	if (err < 0)
-		goto out;
-
-	for (i = 0; i < len && !err; i++) {
-		err = m5602_read_bridge(sd, M5602_XB_I2C_DATA, &(i2c_data[i]));
-
-		PDEBUG(D_CONF, "Reading sensor register "
-		       "0x%x contains 0x%x ", address, *i2c_data);
-	}
-out:
-	return (err < 0) ? err : 0;
-}
-
-int mt9m111_write_sensor(struct sd *sd, const u8 address,
-				u8 *i2c_data, const u8 len)
-{
-	int err, i;
-	u8 *p;
-	struct usb_device *udev = sd->gspca_dev.dev;
-	__u8 *buf = sd->gspca_dev.usb_buf;
-
-	/* No sensor with a data width larger
-	   than 16 bits has yet been seen, nor with 0 :p*/
-	if (len > 2 || !len)
-		return -EINVAL;
-
-	memcpy(buf, sensor_urb_skeleton,
-	       sizeof(sensor_urb_skeleton));
-
-	buf[11] = sd->sensor->i2c_slave_id;
-	buf[15] = address;
-
-	p = buf + 16;
-
-	/* Copy a four byte write sequence for each byte to be written to */
-	for (i = 0; i < len; i++) {
-		memcpy(p, sensor_urb_skeleton + 16, 4);
-		p[3] = i2c_data[i];
-		p += 4;
-		PDEBUG(D_CONF, "Writing sensor register 0x%x with 0x%x",
-		       address, i2c_data[i]);
-	}
-
-	/* Copy the tailer */
-	memcpy(p, sensor_urb_skeleton + 20, 4);
-
-	/* Set the total length */
-	p[3] = 0x10 + len;
-
-	err = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
-			      0x04, 0x40, 0x19,
-			      0x0000, buf,
-			      20 + len * 4, M5602_URB_MSG_TIMEOUT);
-
-	return (err < 0) ? err : 0;
+	return err;
 }
 
-void mt9m111_dump_registers(struct sd *sd)
+static void mt9m111_dump_registers(struct sd *sd)
 {
 	u8 address, value[2] = {0x00, 0x00};
 
@@ -316,27 +241,27 @@ void mt9m111_dump_registers(struct sd *sd)
 
 	info("Dumping the mt9m111 sensor core registers");
 	value[1] = MT9M111_SENSOR_CORE;
-	mt9m111_write_sensor(sd, MT9M111_PAGE_MAP, value, 2);
+	m5602_write_sensor(sd, MT9M111_PAGE_MAP, value, 2);
 	for (address = 0; address < 0xff; address++) {
-		mt9m111_read_sensor(sd, address, value, 2);
+		m5602_read_sensor(sd, address, value, 2);
 		info("register 0x%x contains 0x%x%x",
 		     address, value[0], value[1]);
 	}
 
 	info("Dumping the mt9m111 color pipeline registers");
 	value[1] = MT9M111_COLORPIPE;
-	mt9m111_write_sensor(sd, MT9M111_PAGE_MAP, value, 2);
+	m5602_write_sensor(sd, MT9M111_PAGE_MAP, value, 2);
 	for (address = 0; address < 0xff; address++) {
-		mt9m111_read_sensor(sd, address, value, 2);
+		m5602_read_sensor(sd, address, value, 2);
 		info("register 0x%x contains 0x%x%x",
 		     address, value[0], value[1]);
 	}
 
 	info("Dumping the mt9m111 camera control registers");
 	value[1] = MT9M111_CAMERA_CONTROL;
-	mt9m111_write_sensor(sd, MT9M111_PAGE_MAP, value, 2);
+	m5602_write_sensor(sd, MT9M111_PAGE_MAP, value, 2);
 	for (address = 0; address < 0xff; address++) {
-		mt9m111_read_sensor(sd, address, value, 2);
+		m5602_read_sensor(sd, address, value, 2);
 		info("register 0x%x contains 0x%x%x",
 		     address, value[0], value[1]);
 	}
diff --git a/linux/drivers/media/video/gspca/m5602/m5602_mt9m111.h b/linux/drivers/media/video/gspca/m5602/m5602_mt9m111.h
index 315209d5a..e795ab7a3 100644
--- a/linux/drivers/media/video/gspca/m5602/m5602_mt9m111.h
+++ b/linux/drivers/media/video/gspca/m5602/m5602_mt9m111.h
@@ -87,14 +87,6 @@ int mt9m111_probe(struct sd *sd);
 int mt9m111_init(struct sd *sd);
 int mt9m111_power_down(struct sd *sd);
 
-int mt9m111_read_sensor(struct sd *sd, const u8 address,
-			u8 *i2c_data, const u8 len);
-
-int mt9m111_write_sensor(struct sd *sd, const u8 address,
-			 u8 *i2c_data, const u8 len);
-
-void mt9m111_dump_registers(struct sd *sd);
-
 int mt9m111_set_vflip(struct gspca_dev *gspca_dev, __s32 val);
 int mt9m111_get_vflip(struct gspca_dev *gspca_dev, __s32 *val);
 int mt9m111_get_hflip(struct gspca_dev *gspca_dev, __s32 *val);
@@ -106,14 +98,12 @@ static struct m5602_sensor mt9m111 = {
 	.name = "MT9M111",
 
 	.i2c_slave_id = 0xba,
+	.i2c_regW = 2,
 
 	.probe = mt9m111_probe,
 	.init = mt9m111_init,
 	.power_down = mt9m111_power_down,
 
-	.read_sensor = mt9m111_read_sensor,
-	.write_sensor = mt9m111_write_sensor,
-
 	.nctrls = 3,
 	.ctrls = {
 	{
@@ -1003,7 +993,7 @@ static const unsigned char init_mt9m111[][4] =
 	{BRIDGE, M5602_XB_SIG_INI, 0x02, 0x00},
 	{BRIDGE, M5602_XB_HSYNC_PARA, 0x00, 0x00},
 	{BRIDGE, M5602_XB_HSYNC_PARA, 0x00, 0x00},
-	{BRIDGE, M5602_XB_HSYNC_PARA, 0x02, 0x00},
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0x02, 0x00}, /* 639*/
 	{BRIDGE, M5602_XB_HSYNC_PARA, 0x7f, 0x00},
 	{BRIDGE, M5602_XB_SIG_INI, 0x00, 0x00},
 	{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00},
diff --git a/linux/drivers/media/video/gspca/m5602/m5602_ov9650.c b/linux/drivers/media/video/gspca/m5602/m5602_ov9650.c
index 07ef2b3db..dde5075ed 100644
--- a/linux/drivers/media/video/gspca/m5602/m5602_ov9650.c
+++ b/linux/drivers/media/video/gspca/m5602/m5602_ov9650.c
@@ -47,86 +47,30 @@ static
 		}
 	},
 	{
+		.ident = "ASUS A6Ja",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "A6J")
+		}
+	},
+	{
 		.ident = "ASUS A6Kt",
 		.matches = {
 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
 			DMI_MATCH(DMI_PRODUCT_NAME, "A6Kt")
 		}
 	},
+	{
+		.ident = "Alienware Aurora m9700",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "alienware"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Aurora m9700")
+		}
+	},
 	{ }
 };
 
-int ov9650_read_sensor(struct sd *sd, const u8 address,
-		      u8 *i2c_data, const u8 len)
-{
-	int err, i;
-
-	/* The ov9650 registers have a max depth of one byte */
-	if (len > 1 || !len)
-		return -EINVAL;
-
-	do {
-		err = m5602_read_bridge(sd, M5602_XB_I2C_STATUS, i2c_data);
-	} while ((*i2c_data & I2C_BUSY) && !err);
-
-	m5602_write_bridge(sd, M5602_XB_I2C_DEV_ADDR,
-			   ov9650.i2c_slave_id);
-	m5602_write_bridge(sd, M5602_XB_I2C_REG_ADDR, address);
-	m5602_write_bridge(sd, M5602_XB_I2C_CTRL, 0x10 + len);
-	m5602_write_bridge(sd, M5602_XB_I2C_CTRL, 0x08);
-
-	for (i = 0; i < len; i++) {
-		err = m5602_read_bridge(sd, M5602_XB_I2C_DATA, &(i2c_data[i]));
-
-		PDEBUG(D_CONF, "Reading sensor register "
-				"0x%x containing 0x%x ", address, *i2c_data);
-	}
-	return (err < 0) ? err : 0;
-}
-
-int ov9650_write_sensor(struct sd *sd, const u8 address,
-			u8 *i2c_data, const u8 len)
-{
-	int err, i;
-	u8 *p;
-	struct usb_device *udev = sd->gspca_dev.dev;
-	__u8 *buf = sd->gspca_dev.usb_buf;
-
-	/* The ov9650 only supports one byte writes */
-	if (len > 1 || !len)
-		return -EINVAL;
-
-	memcpy(buf, sensor_urb_skeleton,
-	       sizeof(sensor_urb_skeleton));
-
-	buf[11] = sd->sensor->i2c_slave_id;
-	buf[15] = address;
-
-	/* Special case larger sensor writes */
-	p = buf + 16;
-
-	/* Copy a four byte write sequence for each byte to be written to */
-	for (i = 0; i < len; i++) {
-		memcpy(p, sensor_urb_skeleton + 16, 4);
-		p[3] = i2c_data[i];
-		p += 4;
-		PDEBUG(D_CONF, "Writing sensor register 0x%x with 0x%x",
-		       address, i2c_data[i]);
-	}
-
-	/* Copy the tailer */
-	memcpy(p, sensor_urb_skeleton + 20, 4);
-
-	/* Set the total length */
-	p[3] = 0x10 + len;
-
-	err = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
-			      0x04, 0x40, 0x19,
-			      0x0000, buf,
-			      20 + len * 4, M5602_URB_MSG_TIMEOUT);
-
-	return (err < 0) ? err : 0;
-}
+static void ov9650_dump_registers(struct sd *sd);
 
 int ov9650_probe(struct sd *sd)
 {
@@ -148,16 +92,16 @@ int ov9650_probe(struct sd *sd)
 	for (i = 0; i < ARRAY_SIZE(preinit_ov9650); i++) {
 		u8 data = preinit_ov9650[i][2];
 		if (preinit_ov9650[i][0] == SENSOR)
-			ov9650_write_sensor(sd,
+			m5602_write_sensor(sd,
 					    preinit_ov9650[i][1], &data, 1);
 		else
 			m5602_write_bridge(sd, preinit_ov9650[i][1], data);
 	}
 
-	if (ov9650_read_sensor(sd, OV9650_PID, &prod_id, 1))
+	if (m5602_read_sensor(sd, OV9650_PID, &prod_id, 1))
 		return -ENODEV;
 
-	if (ov9650_read_sensor(sd, OV9650_VER, &ver_id, 1))
+	if (m5602_read_sensor(sd, OV9650_VER, &ver_id, 1))
 		return -ENODEV;
 
 	if ((prod_id == 0x96) && (ver_id == 0x52)) {
@@ -186,34 +130,90 @@ int ov9650_init(struct sd *sd)
 	for (i = 0; i < ARRAY_SIZE(init_ov9650) && !err; i++) {
 		data = init_ov9650[i][2];
 		if (init_ov9650[i][0] == SENSOR)
-			err = ov9650_write_sensor(sd, init_ov9650[i][1],
+			err = m5602_write_sensor(sd, init_ov9650[i][1],
 						  &data, 1);
 		else
 			err = m5602_write_bridge(sd, init_ov9650[i][1], data);
 	}
 
-	if (!err && dmi_check_system(ov9650_flip_dmi_table)) {
+	if (dmi_check_system(ov9650_flip_dmi_table) && !err) {
 		info("vflip quirk active");
 		data = 0x30;
-		err = ov9650_write_sensor(sd, OV9650_MVFP, &data, 1);
+		err = m5602_write_sensor(sd, OV9650_MVFP, &data, 1);
 	}
+	return err;
+}
 
-	return (err < 0) ? err : 0;
+int ov9650_start(struct sd *sd)
+{
+	int i, err = 0;
+	struct cam *cam = &sd->gspca_dev.cam;
+
+	for (i = 0; i < ARRAY_SIZE(res_init_ov9650) && !err; i++) {
+		u8 data = res_init_ov9650[i][1];
+		err = m5602_write_bridge(sd, res_init_ov9650[i][0], data);
+	}
+	if (err < 0)
+		return err;
+
+	switch (cam->cam_mode[sd->gspca_dev.curr_mode].width)
+	{
+	case 640:
+		PDEBUG(D_V4L2, "Configuring camera for VGA mode");
+
+		for (i = 0; i < ARRAY_SIZE(VGA_ov9650) && !err; i++) {
+			u8 data = VGA_ov9650[i][2];
+			if (VGA_ov9650[i][0] == SENSOR)
+				err = m5602_write_sensor(sd,
+					VGA_ov9650[i][1], &data, 1);
+			else
+				err = m5602_write_bridge(sd, VGA_ov9650[i][1], data);
+		}
+		break;
+
+	case 352:
+		PDEBUG(D_V4L2, "Configuring camera for CIF mode");
+
+		for (i = 0; i < ARRAY_SIZE(CIF_ov9650) && !err; i++) {
+			u8 data = CIF_ov9650[i][2];
+			if (CIF_ov9650[i][0] == SENSOR)
+				err = m5602_write_sensor(sd,
+					CIF_ov9650[i][1], &data, 1);
+			else
+				err = m5602_write_bridge(sd, CIF_ov9650[i][1], data);
+		}
+		break;
+
+	case 320:
+		PDEBUG(D_V4L2, "Configuring camera for QVGA mode");
+
+		for (i = 0; i < ARRAY_SIZE(QVGA_ov9650) && !err; i++) {
+			u8 data = QVGA_ov9650[i][2];
+			if (QVGA_ov9650[i][0] == SENSOR)
+				err = m5602_write_sensor(sd,
+					QVGA_ov9650[i][1], &data, 1);
+			else
+				err = m5602_write_bridge(sd, QVGA_ov9650[i][1], data);
+		}
+		break;
+	}
+	return err;
 }
 
 int ov9650_power_down(struct sd *sd)
 {
-	int i;
-	for (i = 0; i < ARRAY_SIZE(power_down_ov9650); i++) {
+	int i, err = 0;
+	for (i = 0; i < ARRAY_SIZE(power_down_ov9650) && !err; i++) {
 		u8 data = power_down_ov9650[i][2];
 		if (power_down_ov9650[i][0] == SENSOR)
-			ov9650_write_sensor(sd,
+			err = m5602_write_sensor(sd,
 					    power_down_ov9650[i][1], &data, 1);
 		else
-			m5602_write_bridge(sd, power_down_ov9650[i][1], data);
+			err = m5602_write_bridge(sd, power_down_ov9650[i][1],
+						 data);
 	}
 
-	return 0;
+	return err;
 }
 
 int ov9650_get_exposure(struct gspca_dev *gspca_dev, __s32 *val)
@@ -222,24 +222,24 @@ int ov9650_get_exposure(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 i2c_data;
 	int err;
 
-	err = ov9650_read_sensor(sd, OV9650_COM1, &i2c_data, 1);
+	err = m5602_read_sensor(sd, OV9650_COM1, &i2c_data, 1);
 	if (err < 0)
 		goto out;
 	*val = i2c_data & 0x03;
 
-	err = ov9650_read_sensor(sd, OV9650_AECH, &i2c_data, 1);
+	err = m5602_read_sensor(sd, OV9650_AECH, &i2c_data, 1);
 	if (err < 0)
 		goto out;
 	*val |= (i2c_data << 2);
 
-	err = ov9650_read_sensor(sd, OV9650_AECHM, &i2c_data, 1);
+	err = m5602_read_sensor(sd, OV9650_AECHM, &i2c_data, 1);
 	if (err < 0)
 		goto out;
 	*val |= (i2c_data & 0x3f) << 10;
 
 	PDEBUG(D_V4L2, "Read exposure %d", *val);
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int ov9650_set_exposure(struct gspca_dev *gspca_dev, __s32 val)
@@ -253,24 +253,24 @@ int ov9650_set_exposure(struct gspca_dev *gspca_dev, __s32 val)
 
 	/* The 6 MSBs */
 	i2c_data = (val >> 10) & 0x3f;
-	err = ov9650_write_sensor(sd, OV9650_AECHM,
+	err = m5602_write_sensor(sd, OV9650_AECHM,
 				  &i2c_data, 1);
 	if (err < 0)
 		goto out;
 
 	/* The 8 middle bits */
 	i2c_data = (val >> 2) & 0xff;
-	err = ov9650_write_sensor(sd, OV9650_AECH,
+	err = m5602_write_sensor(sd, OV9650_AECH,
 				  &i2c_data, 1);
 	if (err < 0)
 		goto out;
 
 	/* The 2 LSBs */
 	i2c_data = val & 0x03;
-	err = ov9650_write_sensor(sd, OV9650_COM1, &i2c_data, 1);
+	err = m5602_write_sensor(sd, OV9650_COM1, &i2c_data, 1);
 
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int ov9650_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
@@ -279,13 +279,13 @@ int ov9650_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 i2c_data;
 	struct sd *sd = (struct sd *) gspca_dev;
 
-	ov9650_read_sensor(sd, OV9650_VREF, &i2c_data, 1);
+	m5602_read_sensor(sd, OV9650_VREF, &i2c_data, 1);
 	*val = (i2c_data & 0x03) << 8;
 
-	err = ov9650_read_sensor(sd, OV9650_GAIN, &i2c_data, 1);
+	err = m5602_read_sensor(sd, OV9650_GAIN, &i2c_data, 1);
 	*val |= i2c_data;
 	PDEBUG(D_V4L2, "Read gain %d", *val);
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int ov9650_set_gain(struct gspca_dev *gspca_dev, __s32 val)
@@ -297,16 +297,16 @@ int ov9650_set_gain(struct gspca_dev *gspca_dev, __s32 val)
 	/* The 2 MSB */
 	/* Read the OV9650_VREF register first to avoid
 	   corrupting the VREF high and low bits */
-	ov9650_read_sensor(sd, OV9650_VREF, &i2c_data, 1);
+	m5602_read_sensor(sd, OV9650_VREF, &i2c_data, 1);
 	/* Mask away all uninteresting bits */
 	i2c_data = ((val & 0x0300) >> 2) |
 			(i2c_data & 0x3F);
-	err = ov9650_write_sensor(sd, OV9650_VREF, &i2c_data, 1);
+	err = m5602_write_sensor(sd, OV9650_VREF, &i2c_data, 1);
 
 	/* The 8 LSBs */
 	i2c_data = val & 0xff;
-	err = ov9650_write_sensor(sd, OV9650_GAIN, &i2c_data, 1);
-	return (err < 0) ? err : 0;
+	err = m5602_write_sensor(sd, OV9650_GAIN, &i2c_data, 1);
+	return err;
 }
 
 int ov9650_get_red_balance(struct gspca_dev *gspca_dev, __s32 *val)
@@ -315,12 +315,12 @@ int ov9650_get_red_balance(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 i2c_data;
 	struct sd *sd = (struct sd *) gspca_dev;
 
-	err = ov9650_read_sensor(sd, OV9650_RED, &i2c_data, 1);
+	err = m5602_read_sensor(sd, OV9650_RED, &i2c_data, 1);
 	*val = i2c_data;
 
 	PDEBUG(D_V4L2, "Read red gain %d", *val);
 
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int ov9650_set_red_balance(struct gspca_dev *gspca_dev, __s32 val)
@@ -333,9 +333,9 @@ int ov9650_set_red_balance(struct gspca_dev *gspca_dev, __s32 val)
 			     val & 0xff);
 
 	i2c_data = val & 0xff;
-	err = ov9650_write_sensor(sd, OV9650_RED, &i2c_data, 1);
+	err = m5602_write_sensor(sd, OV9650_RED, &i2c_data, 1);
 
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int ov9650_get_blue_balance(struct gspca_dev *gspca_dev, __s32 *val)
@@ -344,12 +344,12 @@ int ov9650_get_blue_balance(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 i2c_data;
 	struct sd *sd = (struct sd *) gspca_dev;
 
-	err = ov9650_read_sensor(sd, OV9650_BLUE, &i2c_data, 1);
+	err = m5602_read_sensor(sd, OV9650_BLUE, &i2c_data, 1);
 	*val = i2c_data;
 
 	PDEBUG(D_V4L2, "Read blue gain %d", *val);
 
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int ov9650_set_blue_balance(struct gspca_dev *gspca_dev, __s32 val)
@@ -362,9 +362,9 @@ int ov9650_set_blue_balance(struct gspca_dev *gspca_dev, __s32 val)
 	       val & 0xff);
 
 	i2c_data = val & 0xff;
-	err = ov9650_write_sensor(sd, OV9650_BLUE, &i2c_data, 1);
+	err = m5602_write_sensor(sd, OV9650_BLUE, &i2c_data, 1);
 
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int ov9650_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
@@ -373,14 +373,14 @@ int ov9650_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 i2c_data;
 	struct sd *sd = (struct sd *) gspca_dev;
 
-	err = ov9650_read_sensor(sd, OV9650_MVFP, &i2c_data, 1);
+	err = m5602_read_sensor(sd, OV9650_MVFP, &i2c_data, 1);
 	if (dmi_check_system(ov9650_flip_dmi_table))
 		*val = ((i2c_data & OV9650_HFLIP) >> 5) ? 0 : 1;
 	else
 		*val = (i2c_data & OV9650_HFLIP) >> 5;
 	PDEBUG(D_V4L2, "Read horizontal flip %d", *val);
 
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int ov9650_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
@@ -390,20 +390,20 @@ int ov9650_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
 	struct sd *sd = (struct sd *) gspca_dev;
 
 	PDEBUG(D_V4L2, "Set horizontal flip to %d", val);
-	err = ov9650_read_sensor(sd, OV9650_MVFP, &i2c_data, 1);
+	err = m5602_read_sensor(sd, OV9650_MVFP, &i2c_data, 1);
 	if (err < 0)
 		goto out;
 
 	if (dmi_check_system(ov9650_flip_dmi_table))
 		i2c_data = ((i2c_data & 0xdf) |
-				(((val ? 0 : 1) & 0x01) << 5));
+			   (((val ? 0 : 1) & 0x01) << 5));
 	else
 		i2c_data = ((i2c_data & 0xdf) |
-				((val & 0x01) << 5));
+			   ((val & 0x01) << 5));
 
-	err = ov9650_write_sensor(sd, OV9650_MVFP, &i2c_data, 1);
+	err = m5602_write_sensor(sd, OV9650_MVFP, &i2c_data, 1);
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int ov9650_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
@@ -412,14 +412,14 @@ int ov9650_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 i2c_data;
 	struct sd *sd = (struct sd *) gspca_dev;
 
-	err = ov9650_read_sensor(sd, OV9650_MVFP, &i2c_data, 1);
+	err = m5602_read_sensor(sd, OV9650_MVFP, &i2c_data, 1);
 	if (dmi_check_system(ov9650_flip_dmi_table))
 		*val = ((i2c_data & 0x10) >> 4) ? 0 : 1;
 	else
 		*val = (i2c_data & 0x10) >> 4;
 	PDEBUG(D_V4L2, "Read vertical flip %d", *val);
 
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int ov9650_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
@@ -429,7 +429,7 @@ int ov9650_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
 	struct sd *sd = (struct sd *) gspca_dev;
 
 	PDEBUG(D_V4L2, "Set vertical flip to %d", val);
-	err = ov9650_read_sensor(sd, OV9650_MVFP, &i2c_data, 1);
+	err = m5602_read_sensor(sd, OV9650_MVFP, &i2c_data, 1);
 	if (err < 0)
 		goto out;
 
@@ -440,9 +440,9 @@ int ov9650_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
 		i2c_data = ((i2c_data & 0xef) |
 				((val & 0x01) << 4));
 
-	err = ov9650_write_sensor(sd, OV9650_MVFP, &i2c_data, 1);
+	err = m5602_write_sensor(sd, OV9650_MVFP, &i2c_data, 1);
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int ov9650_get_brightness(struct gspca_dev *gspca_dev, __s32 *val)
@@ -451,16 +451,16 @@ int ov9650_get_brightness(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 i2c_data;
 	struct sd *sd = (struct sd *) gspca_dev;
 
-	err = ov9650_read_sensor(sd, OV9650_VREF, &i2c_data, 1);
+	err = m5602_read_sensor(sd, OV9650_VREF, &i2c_data, 1);
 	if (err < 0)
 		goto out;
 	*val = (i2c_data & 0x03) << 8;
 
-	err = ov9650_read_sensor(sd, OV9650_GAIN, &i2c_data, 1);
+	err = m5602_read_sensor(sd, OV9650_GAIN, &i2c_data, 1);
 	*val |= i2c_data;
 	PDEBUG(D_V4L2, "Read gain %d", *val);
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int ov9650_set_brightness(struct gspca_dev *gspca_dev, __s32 val)
@@ -473,22 +473,22 @@ int ov9650_set_brightness(struct gspca_dev *gspca_dev, __s32 val)
 
 	/* Read the OV9650_VREF register first to avoid
 		corrupting the VREF high and low bits */
-	err = ov9650_read_sensor(sd, OV9650_VREF, &i2c_data, 1);
+	err = m5602_read_sensor(sd, OV9650_VREF, &i2c_data, 1);
 	if (err < 0)
 		goto out;
 
 	/* Mask away all uninteresting bits */
 	i2c_data = ((val & 0x0300) >> 2) | (i2c_data & 0x3F);
-	err = ov9650_write_sensor(sd, OV9650_VREF, &i2c_data, 1);
+	err = m5602_write_sensor(sd, OV9650_VREF, &i2c_data, 1);
 	if (err < 0)
 		goto out;
 
 	/* The 8 LSBs */
 	i2c_data = val & 0xff;
-	err = ov9650_write_sensor(sd, OV9650_GAIN, &i2c_data, 1);
+	err = m5602_write_sensor(sd, OV9650_GAIN, &i2c_data, 1);
 
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int ov9650_get_auto_white_balance(struct gspca_dev *gspca_dev, __s32 *val)
@@ -497,11 +497,11 @@ int ov9650_get_auto_white_balance(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 i2c_data;
 	struct sd *sd = (struct sd *) gspca_dev;
 
-	err = ov9650_read_sensor(sd, OV9650_COM8, &i2c_data, 1);
+	err = m5602_read_sensor(sd, OV9650_COM8, &i2c_data, 1);
 	*val = (i2c_data & OV9650_AWB_EN) >> 1;
 	PDEBUG(D_V4L2, "Read auto white balance %d", *val);
 
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int ov9650_set_auto_white_balance(struct gspca_dev *gspca_dev, __s32 val)
@@ -511,14 +511,14 @@ int ov9650_set_auto_white_balance(struct gspca_dev *gspca_dev, __s32 val)
 	struct sd *sd = (struct sd *) gspca_dev;
 
 	PDEBUG(D_V4L2, "Set auto white balance to %d", val);
-	err = ov9650_read_sensor(sd, OV9650_COM8, &i2c_data, 1);
+	err = m5602_read_sensor(sd, OV9650_COM8, &i2c_data, 1);
 	if (err < 0)
 		goto out;
 
 	i2c_data = ((i2c_data & 0xfd) | ((val & 0x01) << 1));
-	err = ov9650_write_sensor(sd, OV9650_COM8, &i2c_data, 1);
+	err = m5602_write_sensor(sd, OV9650_COM8, &i2c_data, 1);
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int ov9650_get_auto_gain(struct gspca_dev *gspca_dev, __s32 *val)
@@ -527,11 +527,11 @@ int ov9650_get_auto_gain(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 i2c_data;
 	struct sd *sd = (struct sd *) gspca_dev;
 
-	err = ov9650_read_sensor(sd, OV9650_COM8, &i2c_data, 1);
+	err = m5602_read_sensor(sd, OV9650_COM8, &i2c_data, 1);
 	*val = (i2c_data & OV9650_AGC_EN) >> 2;
 	PDEBUG(D_V4L2, "Read auto gain control %d", *val);
 
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int ov9650_set_auto_gain(struct gspca_dev *gspca_dev, __s32 val)
@@ -541,23 +541,23 @@ int ov9650_set_auto_gain(struct gspca_dev *gspca_dev, __s32 val)
 	struct sd *sd = (struct sd *) gspca_dev;
 
 	PDEBUG(D_V4L2, "Set auto gain control to %d", val);
-	err = ov9650_read_sensor(sd, OV9650_COM8, &i2c_data, 1);
+	err = m5602_read_sensor(sd, OV9650_COM8, &i2c_data, 1);
 	if (err < 0)
 		goto out;
 
 	i2c_data = ((i2c_data & 0xfb) | ((val & 0x01) << 2));
-	err = ov9650_write_sensor(sd, OV9650_COM8, &i2c_data, 1);
+	err = m5602_write_sensor(sd, OV9650_COM8, &i2c_data, 1);
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
-void ov9650_dump_registers(struct sd *sd)
+static void ov9650_dump_registers(struct sd *sd)
 {
 	int address;
 	info("Dumping the ov9650 register state");
 	for (address = 0; address < 0xa9; address++) {
 		u8 value;
-		ov9650_read_sensor(sd, address, &value, 1);
+		m5602_read_sensor(sd, address, &value, 1);
 		info("register 0x%x contains 0x%x",
 		     address, value);
 	}
@@ -569,9 +569,9 @@ void ov9650_dump_registers(struct sd *sd)
 		u8 old_value, ctrl_value;
 		u8 test_value[2] = {0xff, 0xff};
 
-		ov9650_read_sensor(sd, address, &old_value, 1);
-		ov9650_write_sensor(sd, address, test_value, 1);
-		ov9650_read_sensor(sd, address, &ctrl_value, 1);
+		m5602_read_sensor(sd, address, &old_value, 1);
+		m5602_write_sensor(sd, address, test_value, 1);
+		m5602_read_sensor(sd, address, &ctrl_value, 1);
 
 		if (ctrl_value == test_value[0])
 			info("register 0x%x is writeable", address);
@@ -579,6 +579,6 @@ void ov9650_dump_registers(struct sd *sd)
 			info("register 0x%x is read only", address);
 
 		/* Restore original value */
-		ov9650_write_sensor(sd, address, &old_value, 1);
+		m5602_write_sensor(sd, address, &old_value, 1);
 	}
 }
diff --git a/linux/drivers/media/video/gspca/m5602/m5602_ov9650.h b/linux/drivers/media/video/gspca/m5602/m5602_ov9650.h
index e0efdb930..f4b33b8e8 100644
--- a/linux/drivers/media/video/gspca/m5602/m5602_ov9650.h
+++ b/linux/drivers/media/video/gspca/m5602/m5602_ov9650.h
@@ -20,7 +20,6 @@
 #define M5602_OV9650_H_
 
 #include <linux/dmi.h>
-
 #include "m5602_sensor.h"
 
 /*****************************************************************************/
@@ -36,6 +35,7 @@
 #define OV9650_PID			0x0a
 #define OV9650_VER			0x0b
 #define OV9650_COM3			0x0c
+#define OV9650_COM4			0x0d
 #define OV9650_COM5			0x0e
 #define OV9650_COM6			0x0f
 #define OV9650_AECH			0x10
@@ -94,6 +94,8 @@
 
 #define OV9650_REGISTER_RESET		(1 << 7)
 #define OV9650_VGA_SELECT		(1 << 6)
+#define OV9650_CIF_SELECT		(1 << 5)
+#define OV9650_QVGA_SELECT		(1 << 4)
 #define OV9650_RGB_SELECT		(1 << 2)
 #define OV9650_RAW_RGB_SELECT		(1 << 0)
 
@@ -108,6 +110,8 @@
 #define OV9650_SYSTEM_CLK_SEL		(1 << 7)
 #define OV9650_SLAM_MODE 		(1 << 4)
 
+#define OV9650_QVGA_VARIOPIXEL		(1 << 7)
+
 #define OV9650_VFLIP			(1 << 4)
 #define OV9650_HFLIP			(1 << 5)
 
@@ -124,15 +128,9 @@ extern int dump_sensor;
 
 int ov9650_probe(struct sd *sd);
 int ov9650_init(struct sd *sd);
+int ov9650_start(struct sd *sd);
 int ov9650_power_down(struct sd *sd);
 
-int ov9650_read_sensor(struct sd *sd, const u8 address,
-		       u8 *i2c_data, const u8 len);
-int ov9650_write_sensor(struct sd *sd, const u8 address,
-		       u8 *i2c_data, const u8 len);
-
-void ov9650_dump_registers(struct sd *sd);
-
 int ov9650_set_exposure(struct gspca_dev *gspca_dev, __s32 val);
 int ov9650_get_exposure(struct gspca_dev *gspca_dev, __s32 *val);
 int ov9650_get_gain(struct gspca_dev *gspca_dev, __s32 *val);
@@ -155,11 +153,11 @@ int ov9650_set_auto_gain(struct gspca_dev *gspca_dev, __s32 val);
 static struct m5602_sensor ov9650 = {
 	.name = "OV9650",
 	.i2c_slave_id = 0x60,
+	.i2c_regW = 1,
 	.probe = ov9650_probe,
 	.init = ov9650_init,
+	.start = ov9650_start,
 	.power_down = ov9650_power_down,
-	.read_sensor = ov9650_read_sensor,
-	.write_sensor = ov9650_write_sensor,
 
 	.nctrls = 8,
 	.ctrls = {
@@ -264,18 +262,38 @@ static struct m5602_sensor ov9650 = {
 	}
 	},
 
-	.nmodes = 1,
+	.nmodes = 3,
 	.modes = {
 	{
-		M5602_DEFAULT_FRAME_WIDTH,
-		M5602_DEFAULT_FRAME_HEIGHT,
+		320,
+		240,
+		V4L2_PIX_FMT_SBGGR8,
+		V4L2_FIELD_NONE,
+		.sizeimage =
+			320 * 240,
+		.bytesperline = 320,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 0
+	}, {
+		352,
+		288,
 		V4L2_PIX_FMT_SBGGR8,
 		V4L2_FIELD_NONE,
 		.sizeimage =
-			M5602_DEFAULT_FRAME_WIDTH * M5602_DEFAULT_FRAME_HEIGHT,
-		.bytesperline = M5602_DEFAULT_FRAME_WIDTH,
+			352 * 288,
+		.bytesperline = 352,
 		.colorspace = V4L2_COLORSPACE_SRGB,
-		.priv = 1
+		.priv = 0
+	}, {
+		640,
+		480,
+		V4L2_PIX_FMT_SBGGR8,
+		V4L2_FIELD_NONE,
+		.sizeimage =
+			640 * 480,
+		.bytesperline = 640,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 0
 	}
 	}
 };
@@ -324,6 +342,7 @@ static const unsigned char init_ov9650[][3] =
 	{BRIDGE, M5602_XB_GPIO_DAT_H, 0x00},
 	{BRIDGE, M5602_XB_GPIO_DAT, 0x00},
 	{BRIDGE, M5602_XB_I2C_CLK_DIV, 0x0a},
+
 	/* Reset chip */
 	{SENSOR, OV9650_COM7, OV9650_REGISTER_RESET},
 	/* Enable double clock */
@@ -331,8 +350,6 @@ static const unsigned char init_ov9650[][3] =
 	/* Do something out of spec with the power */
 	{SENSOR, OV9650_OFON, 0x40},
 
-	/* Set QQVGA */
-	{SENSOR, OV9650_COM1, 0x20},
 	/* Set fast AGC/AEC algorithm with unlimited step size */
 	{SENSOR, OV9650_COM8, OV9650_FAST_AGC_AEC |
 			      OV9650_AEC_UNLIM_STEP_SIZE |
@@ -343,7 +360,7 @@ static const unsigned char init_ov9650[][3] =
 	{SENSOR, OV9650_ACOM38, 0x81},
 	/* Turn off color matrix coefficient double option */
 	{SENSOR, OV9650_COM16, 0x00},
-		/* Enable color matrix for RGB/YUV, Delay Y channel,
+	/* Enable color matrix for RGB/YUV, Delay Y channel,
 	set output Y/UV delay to 1 */
 	{SENSOR, OV9650_COM13, 0x19},
 	/* Enable digital BLC, Set output mode to U Y V Y */
@@ -352,7 +369,7 @@ static const unsigned char init_ov9650[][3] =
 	{SENSOR, OV9650_COM24, 0x00},
 	/* Enable HREF and some out of spec things */
 	{SENSOR, OV9650_COM12, 0x73},
-		/* Set all DBLC offset signs to positive and
+	/* Set all DBLC offset signs to positive and
 	do some out of spec stuff */
 	{SENSOR, OV9650_DBLC1, 0xdf},
 	{SENSOR, OV9650_COM21, 0x06},
@@ -364,7 +381,7 @@ static const unsigned char init_ov9650[][3] =
 	{SENSOR, OV9650_RSVD96, 0x04},
 	/* Enable full range output */
 	{SENSOR, OV9650_COM15, 0x0},
-		/* Enable HREF at optical black, enable ADBLC bias,
+	/* Enable HREF at optical black, enable ADBLC bias,
 	enable ADBLC, reset timings at format change */
 	{SENSOR, OV9650_COM6, 0x4b},
 	/* Subtract 32 from the B channel bias */
@@ -385,7 +402,7 @@ static const unsigned char init_ov9650[][3] =
 	{SENSOR, OV9650_AEB, 0x5c},
 	/* Set the high and low limit nibbles to 3 */
 	{SENSOR, OV9650_VPT, 0xc3},
-		/* Set the Automatic Gain Ceiling (AGC) to 128x,
+	/* Set the Automatic Gain Ceiling (AGC) to 128x,
 	drop VSYNC at frame drop,
 	limit exposure timing,
 	drop frame when the AEC step is larger than the exposure gap */
@@ -394,9 +411,9 @@ static const unsigned char init_ov9650[][3] =
 	and set PWDN to SLVS (slave mode vertical sync) */
 	{SENSOR, OV9650_COM10, 0x42},
 	/* Set horizontal column start high to default value */
-	{SENSOR, OV9650_HSTART, 0x1a},
+	{SENSOR, OV9650_HSTART, 0x1a}, /* 210 */
 	/* Set horizontal column end */
-	{SENSOR, OV9650_HSTOP, 0xbf},
+	{SENSOR, OV9650_HSTOP, 0xbf}, /* 1534 */
 	/* Complementing register to the two writes above */
 	{SENSOR, OV9650_HREF, 0xb2},
 	/* Set vertical row start high bits */
@@ -405,10 +422,6 @@ static const unsigned char init_ov9650[][3] =
 	{SENSOR, OV9650_VSTOP, 0x7e},
 	/* Set complementing vertical frame control */
 	{SENSOR, OV9650_VREF, 0x10},
-	/* Set raw RGB output format with VGA resolution */
-	{SENSOR, OV9650_COM7, OV9650_VGA_SELECT |
-			      OV9650_RGB_SELECT |
-			      OV9650_RAW_RGB_SELECT},
 	{SENSOR, OV9650_ADC, 0x04},
 	{SENSOR, OV9650_HV, 0x40},
 	/* Enable denoise, and white-pixel erase */
@@ -417,31 +430,15 @@ static const unsigned char init_ov9650[][3] =
 	/* Set the high bits of the exposure value */
 	{SENSOR, OV9650_AECH, ((EXPOSURE_DEFAULT & 0xff00) >> 8)},
 
+	/* Enable VARIOPIXEL */
+	{SENSOR, OV9650_COM3, OV9650_VARIOPIXEL},
+	{SENSOR, OV9650_COM4, OV9650_QVGA_VARIOPIXEL},
+
 	/* Set the low bits of the exposure value */
 	{SENSOR, OV9650_COM1, (EXPOSURE_DEFAULT & 0xff)},
 	{SENSOR, OV9650_GAIN, GAIN_DEFAULT},
 	{SENSOR, OV9650_BLUE, BLUE_GAIN_DEFAULT},
 	{SENSOR, OV9650_RED, RED_GAIN_DEFAULT},
-
-	{SENSOR, OV9650_COM3, OV9650_VARIOPIXEL},
-	{SENSOR, OV9650_COM5, OV9650_SYSTEM_CLK_SEL},
-
-	{BRIDGE, M5602_XB_LINE_OF_FRAME_H, 0x82},
-	{BRIDGE, M5602_XB_LINE_OF_FRAME_L, 0x00},
-	{BRIDGE, M5602_XB_PIX_OF_LINE_H, 0x82},
-	{BRIDGE, M5602_XB_PIX_OF_LINE_L, 0x00},
-	{BRIDGE, M5602_XB_SIG_INI, 0x01},
-	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
-	/* Moves the view window in a vertical orientation */
-	{BRIDGE, M5602_XB_VSYNC_PARA, 0x09},
-	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
-	{BRIDGE, M5602_XB_VSYNC_PARA, 0x01},
-	{BRIDGE, M5602_XB_VSYNC_PARA, 0xe0},
-	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
-	{BRIDGE, M5602_XB_HSYNC_PARA, 0x00},
-	{BRIDGE, M5602_XB_HSYNC_PARA, 0x5e},
-	{BRIDGE, M5602_XB_HSYNC_PARA, 0x02},
-	{BRIDGE, M5602_XB_HSYNC_PARA, 0xde}
 };
 
 static const unsigned char power_down_ov9650[][3] =
@@ -461,7 +458,76 @@ static const unsigned char power_down_ov9650[][3] =
 	{BRIDGE, M5602_XB_GPIO_EN_L, 0x06},
 	{BRIDGE, M5602_XB_GPIO_DAT_H, 0x02},
 	{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x04},
-	{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0}
+	{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
+};
+
+static const unsigned char res_init_ov9650[][2] =
+{
+	{M5602_XB_LINE_OF_FRAME_H, 0x82},
+	{M5602_XB_LINE_OF_FRAME_L, 0x00},
+	{M5602_XB_PIX_OF_LINE_H, 0x82},
+	{M5602_XB_PIX_OF_LINE_L, 0x00},
+	{M5602_XB_SIG_INI, 0x01}
+};
+
+static const unsigned char VGA_ov9650[][3] =
+{
+	/* Moves the view window in a vertical orientation */
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x09},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x01},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0xe0}, /* 480 */
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0x62}, /* 98 */
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0x02}, /* 640 + 98 */
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0xe2},
+
+	{SENSOR, OV9650_COM7, OV9650_VGA_SELECT |
+			      OV9650_RGB_SELECT |
+			      OV9650_RAW_RGB_SELECT},
+};
+
+static const unsigned char CIF_ov9650[][3] =
+{
+	/* Moves the view window in a vertical orientation */
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x09},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x01},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x20}, /* 288 */
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0x62}, /* 98 */
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0x01}, /* 352 + 98 */
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0xc2},
+
+	{SENSOR, OV9650_COM7, OV9650_CIF_SELECT |
+			      OV9650_RGB_SELECT |
+			      OV9650_RAW_RGB_SELECT},
+};
+
+static const unsigned char QVGA_ov9650[][3] =
+{
+	/* Moves the view window in a vertical orientation */
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x08},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0xf0}, /* 240 */
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0x31}, /* 50 */
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0x01}, /* 320 + 50 */
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0x71},
+
+	{SENSOR, OV9650_COM7, OV9650_QVGA_SELECT |
+			      OV9650_RGB_SELECT |
+			      OV9650_RAW_RGB_SELECT},
 };
 
 #endif
diff --git a/linux/drivers/media/video/gspca/m5602/m5602_po1030.c b/linux/drivers/media/video/gspca/m5602/m5602_po1030.c
index d17ac5256..2e7fb9167 100644
--- a/linux/drivers/media/video/gspca/m5602/m5602_po1030.c
+++ b/linux/drivers/media/video/gspca/m5602/m5602_po1030.c
@@ -18,6 +18,8 @@
 
 #include "m5602_po1030.h"
 
+static void po1030_dump_registers(struct sd *sd);
+
 int po1030_probe(struct sd *sd)
 {
 	u8 prod_id = 0, ver_id = 0, i;
@@ -38,16 +40,16 @@ int po1030_probe(struct sd *sd)
 	for (i = 0; i < ARRAY_SIZE(preinit_po1030); i++) {
 		u8 data = preinit_po1030[i][2];
 		if (preinit_po1030[i][0] == SENSOR)
-			po1030_write_sensor(sd,
+			m5602_write_sensor(sd,
 				preinit_po1030[i][1], &data, 1);
 		else
 			m5602_write_bridge(sd, preinit_po1030[i][1], data);
 	}
 
-	if (po1030_read_sensor(sd, 0x3, &prod_id, 1))
+	if (m5602_read_sensor(sd, 0x3, &prod_id, 1))
 		return -ENODEV;
 
-	if (po1030_read_sensor(sd, 0x4, &ver_id, 1))
+	if (m5602_read_sensor(sd, 0x4, &ver_id, 1))
 		return -ENODEV;
 
 	if ((prod_id == 0x02) && (ver_id == 0xef)) {
@@ -64,78 +66,12 @@ sensor_found:
 	return 0;
 }
 
-int po1030_read_sensor(struct sd *sd, const u8 address,
-			u8 *i2c_data, const u8 len)
-{
-	int err, i;
-
-	do {
-		err = m5602_read_bridge(sd, M5602_XB_I2C_STATUS, i2c_data);
-	} while ((*i2c_data & I2C_BUSY) && !err);
-
-	m5602_write_bridge(sd, M5602_XB_I2C_DEV_ADDR,
-			   sd->sensor->i2c_slave_id);
-	m5602_write_bridge(sd, M5602_XB_I2C_REG_ADDR, address);
-	m5602_write_bridge(sd, M5602_XB_I2C_CTRL, 0x10 + len);
-	m5602_write_bridge(sd, M5602_XB_I2C_CTRL, 0x08);
-
-	for (i = 0; i < len; i++) {
-		err = m5602_read_bridge(sd, M5602_XB_I2C_DATA, &(i2c_data[i]));
-
-		PDEBUG(D_CONF, "Reading sensor register "
-				"0x%x containing 0x%x ", address, *i2c_data);
-	}
-	return (err < 0) ? err : 0;
-}
-
-int po1030_write_sensor(struct sd *sd, const u8 address,
-			u8 *i2c_data, const u8 len)
-{
-	int err, i;
-	u8 *p;
-	struct usb_device *udev = sd->gspca_dev.dev;
-	__u8 *buf = sd->gspca_dev.usb_buf;
-
-	/* The po1030 only supports one byte writes */
-	if (len > 1 || !len)
-		return -EINVAL;
-
-	memcpy(buf, sensor_urb_skeleton, sizeof(sensor_urb_skeleton));
-
-	buf[11] = sd->sensor->i2c_slave_id;
-	buf[15] = address;
-
-	p = buf + 16;
-
-	/* Copy a four byte write sequence for each byte to be written to */
-	for (i = 0; i < len; i++) {
-		memcpy(p, sensor_urb_skeleton + 16, 4);
-		p[3] = i2c_data[i];
-		p += 4;
-		PDEBUG(D_CONF, "Writing sensor register 0x%x with 0x%x",
-		       address, i2c_data[i]);
-	}
-
-	/* Copy the footer */
-	memcpy(p, sensor_urb_skeleton + 20, 4);
-
-	/* Set the total length */
-	p[3] = 0x10 + len;
-
-	err = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
-			      0x04, 0x40, 0x19,
-			      0x0000, buf,
-			      20 + len * 4, M5602_URB_MSG_TIMEOUT);
-
-	return (err < 0) ? err : 0;
-}
-
 int po1030_init(struct sd *sd)
 {
 	int i, err = 0;
 
 	/* Init the sensor */
-	for (i = 0; i < ARRAY_SIZE(init_po1030); i++) {
+	for (i = 0; i < ARRAY_SIZE(init_po1030) && !err; i++) {
 		u8 data[2] = {0x00, 0x00};
 
 		switch (init_po1030[i][0]) {
@@ -147,16 +83,10 @@ int po1030_init(struct sd *sd)
 
 		case SENSOR:
 			data[0] = init_po1030[i][2];
-			err = po1030_write_sensor(sd,
+			err = m5602_write_sensor(sd,
 				init_po1030[i][1], data, 1);
 			break;
 
-		case SENSOR_LONG:
-			data[0] = init_po1030[i][2];
-			data[1] = init_po1030[i][3];
-			err = po1030_write_sensor(sd,
-				init_po1030[i][1], data, 2);
-			break;
 		default:
 			info("Invalid stream command, exiting init");
 			return -EINVAL;
@@ -166,7 +96,7 @@ int po1030_init(struct sd *sd)
 	if (dump_sensor)
 		po1030_dump_registers(sd);
 
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int po1030_get_exposure(struct gspca_dev *gspca_dev, __s32 *val)
@@ -175,19 +105,19 @@ int po1030_get_exposure(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 i2c_data;
 	int err;
 
-	err = po1030_read_sensor(sd, PO1030_REG_INTEGLINES_H,
+	err = m5602_read_sensor(sd, PO1030_REG_INTEGLINES_H,
 				 &i2c_data, 1);
 	if (err < 0)
 		goto out;
 	*val = (i2c_data << 8);
 
-	err = po1030_read_sensor(sd, PO1030_REG_INTEGLINES_M,
+	err = m5602_read_sensor(sd, PO1030_REG_INTEGLINES_M,
 				 &i2c_data, 1);
 	*val |= i2c_data;
 
 	PDEBUG(D_V4L2, "Exposure read as %d", *val);
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int po1030_set_exposure(struct gspca_dev *gspca_dev, __s32 val)
@@ -202,7 +132,7 @@ int po1030_set_exposure(struct gspca_dev *gspca_dev, __s32 val)
 	PDEBUG(D_V4L2, "Set exposure to high byte to 0x%x",
 	       i2c_data);
 
-	err = po1030_write_sensor(sd, PO1030_REG_INTEGLINES_H,
+	err = m5602_write_sensor(sd, PO1030_REG_INTEGLINES_H,
 				  &i2c_data, 1);
 	if (err < 0)
 		goto out;
@@ -210,11 +140,11 @@ int po1030_set_exposure(struct gspca_dev *gspca_dev, __s32 val)
 	i2c_data = (val & 0xff);
 	PDEBUG(D_V4L2, "Set exposure to low byte to 0x%x",
 	       i2c_data);
-	err = po1030_write_sensor(sd, PO1030_REG_INTEGLINES_M,
+	err = m5602_write_sensor(sd, PO1030_REG_INTEGLINES_M,
 				  &i2c_data, 1);
 
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int po1030_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
@@ -223,12 +153,12 @@ int po1030_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 i2c_data;
 	int err;
 
-	err = po1030_read_sensor(sd, PO1030_REG_GLOBALGAIN,
+	err = m5602_read_sensor(sd, PO1030_REG_GLOBALGAIN,
 				 &i2c_data, 1);
 	*val = i2c_data;
 	PDEBUG(D_V4L2, "Read global gain %d", *val);
 
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int po1030_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
@@ -237,14 +167,14 @@ int po1030_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 i2c_data;
 	int err;
 
-	err = po1030_read_sensor(sd, PO1030_REG_CONTROL2,
+	err = m5602_read_sensor(sd, PO1030_REG_CONTROL2,
 				 &i2c_data, 1);
 
 	*val = (i2c_data >> 7) & 0x01 ;
 
 	PDEBUG(D_V4L2, "Read hflip %d", *val);
 
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int po1030_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
@@ -254,13 +184,17 @@ int po1030_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
 	int err;
 
 	PDEBUG(D_V4L2, "Set hflip %d", val);
+	err = m5602_read_sensor(sd, PO1030_REG_CONTROL2, &i2c_data, 1);
+	if (err < 0)
+		goto out;
 
-	i2c_data = (val & 0x01) << 7;
+	i2c_data = (0x7f & i2c_data) | ((val & 0x01) << 7);
 
-	err = po1030_write_sensor(sd, PO1030_REG_CONTROL2,
-				  &i2c_data, 1);
+	err = m5602_write_sensor(sd, PO1030_REG_CONTROL2,
+				 &i2c_data, 1);
 
-	return (err < 0) ? err : 0;
+out:
+	return err;
 }
 
 int po1030_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
@@ -269,14 +203,14 @@ int po1030_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 i2c_data;
 	int err;
 
-	err = po1030_read_sensor(sd, PO1030_REG_GLOBALGAIN,
+	err = m5602_read_sensor(sd, PO1030_REG_GLOBALGAIN,
 				 &i2c_data, 1);
 
 	*val = (i2c_data >> 6) & 0x01;
 
 	PDEBUG(D_V4L2, "Read vflip %d", *val);
 
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int po1030_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
@@ -286,13 +220,17 @@ int po1030_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
 	int err;
 
 	PDEBUG(D_V4L2, "Set vflip %d", val);
+	err = m5602_read_sensor(sd, PO1030_REG_CONTROL2, &i2c_data, 1);
+	if (err < 0)
+		goto out;
 
-	i2c_data = (val & 0x01) << 6;
+	i2c_data = (i2c_data & 0xbf) | ((val & 0x01) << 6);
 
-	err = po1030_write_sensor(sd, PO1030_REG_CONTROL2,
-				  &i2c_data, 1);
+	err = m5602_write_sensor(sd, PO1030_REG_CONTROL2,
+				 &i2c_data, 1);
 
-	return (err < 0) ? err : 0;
+out:
+	return err;
 }
 
 int po1030_set_gain(struct gspca_dev *gspca_dev, __s32 val)
@@ -303,9 +241,9 @@ int po1030_set_gain(struct gspca_dev *gspca_dev, __s32 val)
 
 	i2c_data = val & 0xff;
 	PDEBUG(D_V4L2, "Set global gain to %d", i2c_data);
-	err = po1030_write_sensor(sd, PO1030_REG_GLOBALGAIN,
+	err = m5602_write_sensor(sd, PO1030_REG_GLOBALGAIN,
 				  &i2c_data, 1);
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int po1030_get_red_balance(struct gspca_dev *gspca_dev, __s32 *val)
@@ -314,11 +252,11 @@ int po1030_get_red_balance(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 i2c_data;
 	int err;
 
-	err = po1030_read_sensor(sd, PO1030_REG_RED_GAIN,
+	err = m5602_read_sensor(sd, PO1030_REG_RED_GAIN,
 				 &i2c_data, 1);
 	*val = i2c_data;
 	PDEBUG(D_V4L2, "Read red gain %d", *val);
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int po1030_set_red_balance(struct gspca_dev *gspca_dev, __s32 val)
@@ -329,9 +267,9 @@ int po1030_set_red_balance(struct gspca_dev *gspca_dev, __s32 val)
 
 	i2c_data = val & 0xff;
 	PDEBUG(D_V4L2, "Set red gain to %d", i2c_data);
-	err = po1030_write_sensor(sd, PO1030_REG_RED_GAIN,
+	err = m5602_write_sensor(sd, PO1030_REG_RED_GAIN,
 				  &i2c_data, 1);
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int po1030_get_blue_balance(struct gspca_dev *gspca_dev, __s32 *val)
@@ -340,12 +278,12 @@ int po1030_get_blue_balance(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 i2c_data;
 	int err;
 
-	err = po1030_read_sensor(sd, PO1030_REG_BLUE_GAIN,
+	err = m5602_read_sensor(sd, PO1030_REG_BLUE_GAIN,
 				 &i2c_data, 1);
 	*val = i2c_data;
 	PDEBUG(D_V4L2, "Read blue gain %d", *val);
 
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int po1030_set_blue_balance(struct gspca_dev *gspca_dev, __s32 val)
@@ -355,10 +293,10 @@ int po1030_set_blue_balance(struct gspca_dev *gspca_dev, __s32 val)
 	int err;
 	i2c_data = val & 0xff;
 	PDEBUG(D_V4L2, "Set blue gain to %d", i2c_data);
-	err = po1030_write_sensor(sd, PO1030_REG_BLUE_GAIN,
+	err = m5602_write_sensor(sd, PO1030_REG_BLUE_GAIN,
 				  &i2c_data, 1);
 
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int po1030_power_down(struct sd *sd)
@@ -366,14 +304,14 @@ int po1030_power_down(struct sd *sd)
 	return 0;
 }
 
-void po1030_dump_registers(struct sd *sd)
+static void po1030_dump_registers(struct sd *sd)
 {
 	int address;
 	u8 value = 0;
 
 	info("Dumping the po1030 sensor core registers");
 	for (address = 0; address < 0x7f; address++) {
-		po1030_read_sensor(sd, address, &value, 1);
+		m5602_read_sensor(sd, address, &value, 1);
 		info("register 0x%x contains 0x%x",
 		     address, value);
 	}
@@ -385,9 +323,9 @@ void po1030_dump_registers(struct sd *sd)
 		u8 old_value, ctrl_value;
 		u8 test_value[2] = {0xff, 0xff};
 
-		po1030_read_sensor(sd, address, &old_value, 1);
-		po1030_write_sensor(sd, address, test_value, 1);
-		po1030_read_sensor(sd, address, &ctrl_value, 1);
+		m5602_read_sensor(sd, address, &old_value, 1);
+		m5602_write_sensor(sd, address, test_value, 1);
+		m5602_read_sensor(sd, address, &ctrl_value, 1);
 
 		if (ctrl_value == test_value[0])
 			info("register 0x%x is writeable", address);
@@ -395,6 +333,6 @@ void po1030_dump_registers(struct sd *sd)
 			info("register 0x%x is read only", address);
 
 		/* Restore original value */
-		po1030_write_sensor(sd, address, &old_value, 1);
+		m5602_write_sensor(sd, address, &old_value, 1);
 	}
 }
diff --git a/linux/drivers/media/video/gspca/m5602/m5602_po1030.h b/linux/drivers/media/video/gspca/m5602/m5602_po1030.h
index a0b75ff61..def39d5bc 100644
--- a/linux/drivers/media/video/gspca/m5602/m5602_po1030.h
+++ b/linux/drivers/media/video/gspca/m5602/m5602_po1030.h
@@ -10,7 +10,7 @@
  * v4l2 interface modeled after the V4L2 driver
  * for SN9C10x PC Camera Controllers
  *
- * Register defines taken from Pascal Stangs Proxycon Armlib
+ * Register defines taken from Pascal Stangs Procyon Armlib
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
@@ -128,13 +128,6 @@ int po1030_probe(struct sd *sd);
 int po1030_init(struct sd *sd);
 int po1030_power_down(struct sd *sd);
 
-void po1030_dump_registers(struct sd *sd);
-
-int po1030_read_sensor(struct sd *sd, const u8 address,
-			      u8 *i2c_data, const u8 len);
-int po1030_write_sensor(struct sd *sd, const u8 address,
-			       u8 *i2c_data, const u8 len);
-
 int po1030_get_exposure(struct gspca_dev *gspca_dev, __s32 *val);
 int po1030_set_exposure(struct gspca_dev *gspca_dev, __s32 val);
 int po1030_get_gain(struct gspca_dev *gspca_dev, __s32 *val);
@@ -152,6 +145,7 @@ static struct m5602_sensor po1030 = {
 	.name = "PO1030",
 
 	.i2c_slave_id = 0xdc,
+	.i2c_regW = 1,
 
 	.probe = po1030_probe,
 	.init = po1030_init,
diff --git a/linux/drivers/media/video/gspca/m5602/m5602_s5k4aa.c b/linux/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
index 1f72e7eae..2bd7d4d99 100644
--- a/linux/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
+++ b/linux/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
@@ -52,6 +52,7 @@ static
 	{ }
 };
 
+static void s5k4aa_dump_registers(struct sd *sd);
 
 int s5k4aa_probe(struct sd *sd)
 {
@@ -84,7 +85,7 @@ int s5k4aa_probe(struct sd *sd)
 
 		case SENSOR:
 			data[0] = preinit_s5k4aa[i][2];
-			err = s5k4aa_write_sensor(sd,
+			err = m5602_write_sensor(sd,
 						  preinit_s5k4aa[i][1],
 						  data, 1);
 			break;
@@ -92,7 +93,7 @@ int s5k4aa_probe(struct sd *sd)
 		case SENSOR_LONG:
 			data[0] = preinit_s5k4aa[i][2];
 			data[1] = preinit_s5k4aa[i][3];
-			err = s5k4aa_write_sensor(sd,
+			err = m5602_write_sensor(sd,
 						  preinit_s5k4aa[i][1],
 						  data, 2);
 			break;
@@ -103,13 +104,14 @@ int s5k4aa_probe(struct sd *sd)
 	}
 
 	/* Test some registers, but we don't know their exact meaning yet */
-	if (s5k4aa_read_sensor(sd, 0x00, prod_id, sizeof(prod_id)))
+	if (m5602_read_sensor(sd, 0x00, prod_id, sizeof(prod_id)))
 		return -ENODEV;
 
 	if (memcmp(prod_id, expected_prod_id, sizeof(prod_id)))
 		return -ENODEV;
 	else
 		info("Detected a s5k4aa sensor");
+
 sensor_found:
 	sd->gspca_dev.cam.cam_mode = s5k4aa.modes;
 	sd->gspca_dev.cam.nmodes = s5k4aa.nmodes;
@@ -119,90 +121,6 @@ sensor_found:
 	return 0;
 }
 
-int s5k4aa_read_sensor(struct sd *sd, const u8 address,
-		       u8 *i2c_data, const u8 len)
-{
-	int err, i;
-
-	do {
-		err = m5602_read_bridge(sd, M5602_XB_I2C_STATUS, i2c_data);
-	} while ((*i2c_data & I2C_BUSY) && !err);
-	if (err < 0)
-		goto out;
-
-	err = m5602_write_bridge(sd, M5602_XB_I2C_DEV_ADDR,
-				 sd->sensor->i2c_slave_id);
-	if (err < 0)
-		goto out;
-
-	err = m5602_write_bridge(sd, M5602_XB_I2C_REG_ADDR, address);
-	if (err < 0)
-		goto out;
-
-	err = m5602_write_bridge(sd, M5602_XB_I2C_CTRL, 0x18 + len);
-	if (err < 0)
-		goto out;
-
-	do {
-		err = m5602_read_bridge(sd, M5602_XB_I2C_STATUS, i2c_data);
-	} while ((*i2c_data & I2C_BUSY) && !err);
-	if (err < 0)
-		goto out;
-
-	for (i = 0; (i < len) & !err; i++) {
-		err = m5602_read_bridge(sd, M5602_XB_I2C_DATA, &(i2c_data[i]));
-
-		PDEBUG(D_CONF, "Reading sensor register "
-				  "0x%x containing 0x%x ", address, *i2c_data);
-	}
-out:
-	return (err < 0) ? err : 0;
-}
-
-int s5k4aa_write_sensor(struct sd *sd, const u8 address,
-			u8 *i2c_data, const u8 len)
-{
-	int err, i;
-	u8 *p;
-	struct usb_device *udev = sd->gspca_dev.dev;
-	__u8 *buf = sd->gspca_dev.usb_buf;
-
-	/* No sensor with a data width larger than 16 bits has yet been seen */
-	if (len > 2 || !len)
-		return -EINVAL;
-
-	memcpy(buf, sensor_urb_skeleton,
-	       sizeof(sensor_urb_skeleton));
-
-	buf[11] = sd->sensor->i2c_slave_id;
-	buf[15] = address;
-
-	/* Special case larger sensor writes */
-	p = buf + 16;
-
-	/* Copy a four byte write sequence for each byte to be written to */
-	for (i = 0; i < len; i++) {
-		memcpy(p, sensor_urb_skeleton + 16, 4);
-		p[3] = i2c_data[i];
-		p += 4;
-		PDEBUG(D_CONF, "Writing sensor register 0x%x with 0x%x",
-		       address, i2c_data[i]);
-	}
-
-	/* Copy the tailer */
-	memcpy(p, sensor_urb_skeleton + 20, 4);
-
-	/* Set the total length */
-	p[3] = 0x10 + len;
-
-	err = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
-			      0x04, 0x40, 0x19,
-			      0x0000, buf,
-			      20 + len * 4, M5602_URB_MSG_TIMEOUT);
-
-	return (err < 0) ? err : 0;
-}
-
 int s5k4aa_init(struct sd *sd)
 {
 	int i, err = 0;
@@ -219,14 +137,14 @@ int s5k4aa_init(struct sd *sd)
 
 		case SENSOR:
 			data[0] = init_s5k4aa[i][2];
-			err = s5k4aa_write_sensor(sd,
+			err = m5602_write_sensor(sd,
 				init_s5k4aa[i][1], data, 1);
 			break;
 
 		case SENSOR_LONG:
 			data[0] = init_s5k4aa[i][2];
 			data[1] = init_s5k4aa[i][3];
-			err = s5k4aa_write_sensor(sd,
+			err = m5602_write_sensor(sd,
 				init_s5k4aa[i][1], data, 2);
 			break;
 		default:
@@ -241,21 +159,21 @@ int s5k4aa_init(struct sd *sd)
 	if (!err && dmi_check_system(s5k4aa_vflip_dmi_table)) {
 		u8 data = 0x02;
 		info("vertical flip quirk active");
-		s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
-		s5k4aa_read_sensor(sd, S5K4AA_READ_MODE, &data, 1);
+		m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+		m5602_read_sensor(sd, S5K4AA_READ_MODE, &data, 1);
 		data |= S5K4AA_RM_V_FLIP;
 		data &= ~S5K4AA_RM_H_FLIP;
-		s5k4aa_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
+		m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
 
 		/* Decrement COLSTART to preserve color order (BGGR) */
-		s5k4aa_read_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
+		m5602_read_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
 		data--;
-		s5k4aa_write_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
+		m5602_write_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
 
 		/* Increment ROWSTART to preserve color order (BGGR) */
-		s5k4aa_read_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
+		m5602_read_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
 		data++;
-		s5k4aa_write_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
+		m5602_write_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
 	}
 
 	return (err < 0) ? err : 0;
@@ -272,20 +190,20 @@ int s5k4aa_get_exposure(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 data = S5K4AA_PAGE_MAP_2;
 	int err;
 
-	err = s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+	err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
 	if (err < 0)
 		goto out;
 
-	err = s5k4aa_read_sensor(sd, S5K4AA_EXPOSURE_HI, &data, 1);
+	err = m5602_read_sensor(sd, S5K4AA_EXPOSURE_HI, &data, 1);
 	if (err < 0)
 		goto out;
 
 	*val = data << 8;
-	err = s5k4aa_read_sensor(sd, S5K4AA_EXPOSURE_LO, &data, 1);
+	err = m5602_read_sensor(sd, S5K4AA_EXPOSURE_LO, &data, 1);
 	*val |= data;
 	PDEBUG(D_V4L2, "Read exposure %d", *val);
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int s5k4aa_set_exposure(struct gspca_dev *gspca_dev, __s32 val)
@@ -295,17 +213,17 @@ int s5k4aa_set_exposure(struct gspca_dev *gspca_dev, __s32 val)
 	int err;
 
 	PDEBUG(D_V4L2, "Set exposure to %d", val);
-	err = s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+	err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
 	if (err < 0)
 		goto out;
 	data = (val >> 8) & 0xff;
-	err = s5k4aa_write_sensor(sd, S5K4AA_EXPOSURE_HI, &data, 1);
+	err = m5602_write_sensor(sd, S5K4AA_EXPOSURE_HI, &data, 1);
 	if (err < 0)
 		goto out;
 	data = val & 0xff;
-	err = s5k4aa_write_sensor(sd, S5K4AA_EXPOSURE_LO, &data, 1);
+	err = m5602_write_sensor(sd, S5K4AA_EXPOSURE_LO, &data, 1);
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int s5k4aa_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
@@ -314,16 +232,16 @@ int s5k4aa_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 data = S5K4AA_PAGE_MAP_2;
 	int err;
 
-	err = s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+	err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
 	if (err < 0)
 		goto out;
 
-	err = s5k4aa_read_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+	err = m5602_read_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
 	*val = (data & S5K4AA_RM_V_FLIP) >> 7;
 	PDEBUG(D_V4L2, "Read vertical flip %d", *val);
 
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int s5k4aa_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
@@ -333,35 +251,35 @@ int s5k4aa_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
 	int err;
 
 	PDEBUG(D_V4L2, "Set vertical flip to %d", val);
-	err = s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+	err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
 	if (err < 0)
 		goto out;
-	err = s5k4aa_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
+	err = m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
 	if (err < 0)
 		goto out;
 	data = ((data & ~S5K4AA_RM_V_FLIP)
 			| ((val & 0x01) << 7));
-	err = s5k4aa_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
+	err = m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
 	if (err < 0)
 		goto out;
 
 	if (val) {
-		err = s5k4aa_read_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
+		err = m5602_read_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
 		if (err < 0)
 			goto out;
 
 		data++;
-		err = s5k4aa_write_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
+		err = m5602_write_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
 	} else {
-		err = s5k4aa_read_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
+		err = m5602_read_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
 		if (err < 0)
 			goto out;
 
 		data--;
-		err = s5k4aa_write_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
+		err = m5602_write_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
 	}
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int s5k4aa_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
@@ -370,15 +288,15 @@ int s5k4aa_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 data = S5K4AA_PAGE_MAP_2;
 	int err;
 
-	err = s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+	err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
 	if (err < 0)
 		goto out;
 
-	err = s5k4aa_read_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+	err = m5602_read_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
 	*val = (data & S5K4AA_RM_H_FLIP) >> 6;
 	PDEBUG(D_V4L2, "Read horizontal flip %d", *val);
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int s5k4aa_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
@@ -389,35 +307,35 @@ int s5k4aa_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
 
 	PDEBUG(D_V4L2, "Set horizontal flip to %d",
 	       val);
-	err = s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+	err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
 	if (err < 0)
 		goto out;
-	err = s5k4aa_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
+	err = m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
 	if (err < 0)
 		goto out;
 
 	data = ((data & ~S5K4AA_RM_H_FLIP) | ((val & 0x01) << 6));
-	err = s5k4aa_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
+	err = m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
 	if (err < 0)
 		goto out;
 
 	if (val) {
-		err = s5k4aa_read_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
+		err = m5602_read_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
 		if (err < 0)
 			goto out;
 		data++;
-		err = s5k4aa_write_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
+		err = m5602_write_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
 		if (err < 0)
 			goto out;
 	} else {
-		err = s5k4aa_read_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
+		err = m5602_read_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
 		if (err < 0)
 			goto out;
 		data--;
-		err = s5k4aa_write_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
+		err = m5602_write_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
 	}
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int s5k4aa_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
@@ -426,16 +344,16 @@ int s5k4aa_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 data = S5K4AA_PAGE_MAP_2;
 	int err;
 
-	err = s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+	err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
 	if (err < 0)
 		goto out;
 
-	err = s5k4aa_read_sensor(sd, S5K4AA_GAIN_2, &data, 1);
+	err = m5602_read_sensor(sd, S5K4AA_GAIN_2, &data, 1);
 	*val = data;
 	PDEBUG(D_V4L2, "Read gain %d", *val);
 
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int s5k4aa_set_gain(struct gspca_dev *gspca_dev, __s32 val)
@@ -445,28 +363,28 @@ int s5k4aa_set_gain(struct gspca_dev *gspca_dev, __s32 val)
 	int err;
 
 	PDEBUG(D_V4L2, "Set gain to %d", val);
-	err = s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+	err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
 	if (err < 0)
 		goto out;
 
 	data = val & 0xff;
-	err = s5k4aa_write_sensor(sd, S5K4AA_GAIN_2, &data, 1);
+	err = m5602_write_sensor(sd, S5K4AA_GAIN_2, &data, 1);
 
 out:
-	return (err < 0) ? err : 0;
+	return err;
 }
 
-void s5k4aa_dump_registers(struct sd *sd)
+static void s5k4aa_dump_registers(struct sd *sd)
 {
 	int address;
 	u8 page, old_page;
-	s5k4aa_read_sensor(sd, S5K4AA_PAGE_MAP, &old_page, 1);
+	m5602_read_sensor(sd, S5K4AA_PAGE_MAP, &old_page, 1);
 	for (page = 0; page < 16; page++) {
-		s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &page, 1);
+		m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &page, 1);
 		info("Dumping the s5k4aa register state for page 0x%x", page);
 		for (address = 0; address <= 0xff; address++) {
 			u8 value = 0;
-			s5k4aa_read_sensor(sd, address, &value, 1);
+			m5602_read_sensor(sd, address, &value, 1);
 			info("register 0x%x contains 0x%x",
 			     address, value);
 		}
@@ -474,15 +392,15 @@ void s5k4aa_dump_registers(struct sd *sd)
 	info("s5k4aa register state dump complete");
 
 	for (page = 0; page < 16; page++) {
-		s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &page, 1);
+		m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &page, 1);
 		info("Probing for which registers that are "
 		     "read/write for page 0x%x", page);
 		for (address = 0; address <= 0xff; address++) {
 			u8 old_value, ctrl_value, test_value = 0xff;
 
-			s5k4aa_read_sensor(sd, address, &old_value, 1);
-			s5k4aa_write_sensor(sd, address, &test_value, 1);
-			s5k4aa_read_sensor(sd, address, &ctrl_value, 1);
+			m5602_read_sensor(sd, address, &old_value, 1);
+			m5602_write_sensor(sd, address, &test_value, 1);
+			m5602_read_sensor(sd, address, &ctrl_value, 1);
 
 			if (ctrl_value == test_value)
 				info("register 0x%x is writeable", address);
@@ -490,9 +408,9 @@ void s5k4aa_dump_registers(struct sd *sd)
 				info("register 0x%x is read only", address);
 
 			/* Restore original value */
-			s5k4aa_write_sensor(sd, address, &old_value, 1);
+			m5602_write_sensor(sd, address, &old_value, 1);
 		}
 	}
 	info("Read/write register probing complete");
-	s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &old_page, 1);
+	m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &old_page, 1);
 }
diff --git a/linux/drivers/media/video/gspca/m5602/m5602_s5k4aa.h b/linux/drivers/media/video/gspca/m5602/m5602_s5k4aa.h
index 151c6f530..1f88b0d04 100644
--- a/linux/drivers/media/video/gspca/m5602/m5602_s5k4aa.h
+++ b/linux/drivers/media/video/gspca/m5602/m5602_s5k4aa.h
@@ -41,11 +41,10 @@
 #define S5K4AA_WINDOW_HEIGHT_LO		0x09
 #define S5K4AA_WINDOW_WIDTH_HI		0x0a
 #define S5K4AA_WINDOW_WIDTH_LO		0x0b
-#define S5K4AA_GLOBAL_GAIN__		0x0f /* Only a guess ATM !!! */
-#define S5K4AA_H_BLANK_HI__		0x1d /* Only a guess ATM !!! sync lost
-						if too low, reduces frame rate
-						if too high */
-#define S5K4AA_H_BLANK_LO__		0x1e /* Only a guess ATM !!! */
+#define S5K4AA_GLOBAL_GAIN__		0x0f
+/* sync lost, if too low, reduces frame rate if too high */
+#define S5K4AA_H_BLANK_HI__		0x1d
+#define S5K4AA_H_BLANK_LO__		0x1e
 #define S5K4AA_EXPOSURE_HI		0x17
 #define S5K4AA_EXPOSURE_LO		0x18
 #define S5K4AA_GAIN_1			0x1f /* (digital?) gain : 5 bits */
@@ -68,13 +67,6 @@ int s5k4aa_probe(struct sd *sd);
 int s5k4aa_init(struct sd *sd);
 int s5k4aa_power_down(struct sd *sd);
 
-void s5k4aa_dump_registers(struct sd *sd);
-
-int s5k4aa_read_sensor(struct sd *sd, const u8 address,
-		       u8 *i2c_data, const u8 len);
-int s5k4aa_write_sensor(struct sd *sd, const u8 address,
-			u8 *i2c_data, const u8 len);
-
 int s5k4aa_get_exposure(struct gspca_dev *gspca_dev, __s32 *val);
 int s5k4aa_set_exposure(struct gspca_dev *gspca_dev, __s32 val);
 int s5k4aa_get_vflip(struct gspca_dev *gspca_dev, __s32 *val);
@@ -89,9 +81,8 @@ static struct m5602_sensor s5k4aa = {
 	.probe = s5k4aa_probe,
 	.init = s5k4aa_init,
 	.power_down = s5k4aa_power_down,
-	.read_sensor = s5k4aa_read_sensor,
-	.write_sensor = s5k4aa_write_sensor,
 	.i2c_slave_id = 0x5a,
+	.i2c_regW = 2,
 	.nctrls = 4,
 	.ctrls = {
 	{
diff --git a/linux/drivers/media/video/gspca/m5602/m5602_s5k83a.c b/linux/drivers/media/video/gspca/m5602/m5602_s5k83a.c
index 8988a728e..af3f2dc2c 100644
--- a/linux/drivers/media/video/gspca/m5602/m5602_s5k83a.c
+++ b/linux/drivers/media/video/gspca/m5602/m5602_s5k83a.c
@@ -18,6 +18,8 @@
 
 #include "m5602_s5k83a.h"
 
+static void s5k83a_dump_registers(struct sd *sd);
+
 int s5k83a_probe(struct sd *sd)
 {
 	u8 prod_id = 0, ver_id = 0;
@@ -39,7 +41,7 @@ int s5k83a_probe(struct sd *sd)
 	for (i = 0; i < ARRAY_SIZE(preinit_s5k83a) && !err; i++) {
 		u8 data[2] = {preinit_s5k83a[i][2], preinit_s5k83a[i][3]};
 		if (preinit_s5k83a[i][0] == SENSOR)
-			err = s5k83a_write_sensor(sd, preinit_s5k83a[i][1],
+			err = m5602_write_sensor(sd, preinit_s5k83a[i][1],
 				data, 2);
 		else
 			err = m5602_write_bridge(sd, preinit_s5k83a[i][1],
@@ -49,10 +51,10 @@ int s5k83a_probe(struct sd *sd)
 	/* We don't know what register (if any) that contain the product id
 	 * Just pick the first addresses that seem to produce the same results
 	 * on multiple machines */
-	if (s5k83a_read_sensor(sd, 0x00, &prod_id, 1))
+	if (m5602_read_sensor(sd, 0x00, &prod_id, 1))
 		return -ENODEV;
 
-	if (s5k83a_read_sensor(sd, 0x01, &ver_id, 1))
+	if (m5602_read_sensor(sd, 0x01, &ver_id, 1))
 		return -ENODEV;
 
 	if ((prod_id == 0xff) || (ver_id == 0xff))
@@ -68,91 +70,6 @@ sensor_found:
 	return 0;
 }
 
-int s5k83a_read_sensor(struct sd *sd, const u8 address,
-			      u8 *i2c_data, const u8 len)
-{
-	int err, i;
-
-	do {
-		err = m5602_read_bridge(sd, M5602_XB_I2C_STATUS, i2c_data);
-	} while ((*i2c_data & I2C_BUSY) && !err);
-	if (err < 0)
-		goto out;
-
-	err = m5602_write_bridge(sd, M5602_XB_I2C_DEV_ADDR,
-				 sd->sensor->i2c_slave_id);
-	if (err < 0)
-		goto out;
-
-	err = m5602_write_bridge(sd, M5602_XB_I2C_REG_ADDR, address);
-	if (err < 0)
-		goto out;
-
-	err = m5602_write_bridge(sd, M5602_XB_I2C_CTRL, 0x18 + len);
-	if (err < 0)
-		goto out;
-
-	do {
-		err = m5602_read_bridge(sd, M5602_XB_I2C_STATUS, i2c_data);
-	} while ((*i2c_data & I2C_BUSY) && !err);
-
-	if (err < 0)
-		goto out;
-	for (i = 0; i < len && !len; i++) {
-		err = m5602_read_bridge(sd, M5602_XB_I2C_DATA, &(i2c_data[i]));
-
-		PDEBUG(D_CONF, "Reading sensor register "
-				  "0x%x containing 0x%x ", address, *i2c_data);
-	}
-
-out:
-	return (err < 0) ? err : 0;
-}
-
-int s5k83a_write_sensor(struct sd *sd, const u8 address,
-			       u8 *i2c_data, const u8 len)
-{
-	int err, i;
-	u8 *p;
-	struct usb_device *udev = sd->gspca_dev.dev;
-	__u8 *buf = sd->gspca_dev.usb_buf;
-
-	/* No sensor with a data width larger than 16 bits has yet been seen */
-	if (len > 2 || !len)
-		return -EINVAL;
-
-	memcpy(buf, sensor_urb_skeleton,
-	       sizeof(sensor_urb_skeleton));
-
-	buf[11] = sd->sensor->i2c_slave_id;
-	buf[15] = address;
-
-	/* Special case larger sensor writes */
-	p = buf + 16;
-
-	/* Copy a four byte write sequence for each byte to be written to */
-	for (i = 0; i < len; i++) {
-		memcpy(p, sensor_urb_skeleton + 16, 4);
-		p[3] = i2c_data[i];
-		p += 4;
-		PDEBUG(D_CONF, "Writing sensor register 0x%x with 0x%x",
-		       address, i2c_data[i]);
-	}
-
-	/* Copy the tailer */
-	memcpy(p, sensor_urb_skeleton + 20, 4);
-
-	/* Set the total length */
-	p[3] = 0x10 + len;
-
-	err = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
-			      0x04, 0x40, 0x19,
-			      0x0000, buf,
-			      20 + len * 4, M5602_URB_MSG_TIMEOUT);
-
-	return (err < 0) ? err : 0;
-}
-
 int s5k83a_init(struct sd *sd)
 {
 	int i, err = 0;
@@ -169,14 +86,14 @@ int s5k83a_init(struct sd *sd)
 
 		case SENSOR:
 			data[0] = init_s5k83a[i][2];
-			err = s5k83a_write_sensor(sd,
+			err = m5602_write_sensor(sd,
 				init_s5k83a[i][1], data, 1);
 			break;
 
 		case SENSOR_LONG:
 			data[0] = init_s5k83a[i][2];
 			data[1] = init_s5k83a[i][3];
-			err = s5k83a_write_sensor(sd,
+			err = m5602_write_sensor(sd,
 				init_s5k83a[i][1], data, 2);
 			break;
 		default:
@@ -200,14 +117,14 @@ void s5k83a_dump_registers(struct sd *sd)
 {
 	int address;
 	u8 page, old_page;
-	s5k83a_read_sensor(sd, S5K83A_PAGE_MAP, &old_page, 1);
+	m5602_read_sensor(sd, S5K83A_PAGE_MAP, &old_page, 1);
 
 	for (page = 0; page < 16; page++) {
-		s5k83a_write_sensor(sd, S5K83A_PAGE_MAP, &page, 1);
+		m5602_write_sensor(sd, S5K83A_PAGE_MAP, &page, 1);
 		info("Dumping the s5k83a register state for page 0x%x", page);
 		for (address = 0; address <= 0xff; address++) {
 			u8 val = 0;
-			s5k83a_read_sensor(sd, address, &val, 1);
+			m5602_read_sensor(sd, address, &val, 1);
 			info("register 0x%x contains 0x%x",
 			     address, val);
 		}
@@ -215,15 +132,15 @@ void s5k83a_dump_registers(struct sd *sd)
 	info("s5k83a register state dump complete");
 
 	for (page = 0; page < 16; page++) {
-		s5k83a_write_sensor(sd, S5K83A_PAGE_MAP, &page, 1);
+		m5602_write_sensor(sd, S5K83A_PAGE_MAP, &page, 1);
 		info("Probing for which registers that are read/write "
 		      "for page 0x%x", page);
 		for (address = 0; address <= 0xff; address++) {
 			u8 old_val, ctrl_val, test_val = 0xff;
 
-			s5k83a_read_sensor(sd, address, &old_val, 1);
-			s5k83a_write_sensor(sd, address, &test_val, 1);
-			s5k83a_read_sensor(sd, address, &ctrl_val, 1);
+			m5602_read_sensor(sd, address, &old_val, 1);
+			m5602_write_sensor(sd, address, &test_val, 1);
+			m5602_read_sensor(sd, address, &ctrl_val, 1);
 
 			if (ctrl_val == test_val)
 				info("register 0x%x is writeable", address);
@@ -231,11 +148,11 @@ void s5k83a_dump_registers(struct sd *sd)
 				info("register 0x%x is read only", address);
 
 			/* Restore original val */
-			s5k83a_write_sensor(sd, address, &old_val, 1);
+			m5602_write_sensor(sd, address, &old_val, 1);
 		}
 	}
 	info("Read/write register probing complete");
-	s5k83a_write_sensor(sd, S5K83A_PAGE_MAP, &old_page, 1);
+	m5602_write_sensor(sd, S5K83A_PAGE_MAP, &old_page, 1);
 }
 
 int s5k83a_get_brightness(struct gspca_dev *gspca_dev, __s32 *val)
@@ -244,11 +161,15 @@ int s5k83a_get_brightness(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 data[2];
 	struct sd *sd = (struct sd *) gspca_dev;
 
-	err = s5k83a_read_sensor(sd, S5K83A_BRIGHTNESS, data, 2);
+	err = m5602_read_sensor(sd, S5K83A_BRIGHTNESS, data, 2);
+	if (err < 0)
+		goto out;
+
 	data[1] = data[1] << 1;
 	*val = data[1];
 
-	return (err < 0) ? err : 0;
+out:
+	return err;
 }
 
 int s5k83a_set_brightness(struct gspca_dev *gspca_dev, __s32 val)
@@ -259,23 +180,24 @@ int s5k83a_set_brightness(struct gspca_dev *gspca_dev, __s32 val)
 
 	data[0] = 0x00;
 	data[1] = 0x20;
-	err = s5k83a_write_sensor(sd, 0x14, data, 2);
+	err = m5602_write_sensor(sd, 0x14, data, 2);
 	if (err < 0)
-		return err;
+		goto out;
 
 	data[0] = 0x01;
 	data[1] = 0x00;
-	err = s5k83a_write_sensor(sd, 0x0d, data, 2);
+	err = m5602_write_sensor(sd, 0x0d, data, 2);
 	if (err < 0)
-		return err;
+		goto out;
 
 	/* FIXME: This is not sane, we need to figure out the composition
 		  of these registers */
 	data[0] = val >> 3; /* brightness, high 5 bits */
 	data[1] = val >> 1; /* brightness, high 7 bits */
-	err = s5k83a_write_sensor(sd, S5K83A_BRIGHTNESS, data, 2);
+	err = m5602_write_sensor(sd, S5K83A_BRIGHTNESS, data, 2);
 
-	return (err < 0) ? err : 0;
+out:
+	return err;
 }
 
 int s5k83a_get_whiteness(struct gspca_dev *gspca_dev, __s32 *val)
@@ -284,10 +206,14 @@ int s5k83a_get_whiteness(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 data;
 	struct sd *sd = (struct sd *) gspca_dev;
 
-	err = s5k83a_read_sensor(sd, S5K83A_WHITENESS, &data, 1);
+	err = m5602_read_sensor(sd, S5K83A_WHITENESS, &data, 1);
+	if (err < 0)
+		goto out;
 
 	*val = data;
-	return (err < 0) ? err : 0;
+
+out:
+	return err;
 }
 
 int s5k83a_set_whiteness(struct gspca_dev *gspca_dev, __s32 val)
@@ -297,9 +223,9 @@ int s5k83a_set_whiteness(struct gspca_dev *gspca_dev, __s32 val)
 	struct sd *sd = (struct sd *) gspca_dev;
 
 	data[0] = val;
-	err = s5k83a_write_sensor(sd, S5K83A_WHITENESS, data, 1);
+	err = m5602_write_sensor(sd, S5K83A_WHITENESS, data, 1);
 
-	return (err < 0) ? err : 0;
+	return err;
 }
 
 int s5k83a_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
@@ -308,7 +234,9 @@ int s5k83a_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
 	u8 data[2];
 	struct sd *sd = (struct sd *) gspca_dev;
 
-	err = s5k83a_read_sensor(sd, S5K83A_GAIN, data, 2);
+	err = m5602_read_sensor(sd, S5K83A_GAIN, data, 2);
+	if (err < 0)
+		goto out;
 
 	data[1] = data[1] & 0x3f;
 	if (data[1] > S5K83A_MAXIMUM_GAIN)
@@ -316,7 +244,8 @@ int s5k83a_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
 
 	*val = data[1];
 
-	return (err < 0) ? err : 0;
+out:
+	return err;
 }
 
 int s5k83a_set_gain(struct gspca_dev *gspca_dev, __s32 val)
@@ -327,9 +256,8 @@ int s5k83a_set_gain(struct gspca_dev *gspca_dev, __s32 val)
 
 	data[0] = 0;
 	data[1] = val;
-	err = s5k83a_write_sensor(sd, S5K83A_GAIN, data, 2);
-
-	return (err < 0) ? err : 0;
+	err = m5602_write_sensor(sd, S5K83A_GAIN, data, 2);
+	return err;
 }
 
 int s5k83a_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
@@ -339,14 +267,15 @@ int s5k83a_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
 	struct sd *sd = (struct sd *) gspca_dev;
 
 	data[0] = 0x05;
-	err = s5k83a_write_sensor(sd, S5K83A_PAGE_MAP, data, 1);
+	err = m5602_write_sensor(sd, S5K83A_PAGE_MAP, data, 1);
 	if (err < 0)
-		return err;
+		goto out;
 
-	err = s5k83a_read_sensor(sd, S5K83A_FLIP, data, 1);
+	err = m5602_read_sensor(sd, S5K83A_FLIP, data, 1);
 	*val = (data[0] | 0x40) ? 1 : 0;
 
-	return (err < 0) ? err : 0;
+out:
+	return err;
 }
 
 int s5k83a_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
@@ -356,25 +285,26 @@ int s5k83a_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
 	struct sd *sd = (struct sd *) gspca_dev;
 
 	data[0] = 0x05;
-	err = s5k83a_write_sensor(sd, S5K83A_PAGE_MAP, data, 1);
+	err = m5602_write_sensor(sd, S5K83A_PAGE_MAP, data, 1);
 	if (err < 0)
-		return err;
+		goto out;
 
-	err = s5k83a_read_sensor(sd, S5K83A_FLIP, data, 1);
+	err = m5602_read_sensor(sd, S5K83A_FLIP, data, 1);
 	if (err < 0)
-		return err;
+		goto out;
 
 	/* set or zero six bit, seven is hflip */
 	data[0] = (val) ? (data[0] & 0x80) | 0x40 | S5K83A_FLIP_MASK
 			: (data[0] & 0x80) | S5K83A_FLIP_MASK;
-	err = s5k83a_write_sensor(sd, S5K83A_FLIP, data, 1);
+	err = m5602_write_sensor(sd, S5K83A_FLIP, data, 1);
 	if (err < 0)
-		return err;
+		goto out;
 
 	data[0] = (val) ? 0x0b : 0x0a;
-	err = s5k83a_write_sensor(sd, S5K83A_VFLIP_TUNE, data, 1);
+	err = m5602_write_sensor(sd, S5K83A_VFLIP_TUNE, data, 1);
 
-	return (err < 0) ? err : 0;
+out:
+	return err;
 }
 
 int s5k83a_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
@@ -384,14 +314,15 @@ int s5k83a_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
 	struct sd *sd = (struct sd *) gspca_dev;
 
 	data[0] = 0x05;
-	err = s5k83a_write_sensor(sd, S5K83A_PAGE_MAP, data, 1);
+	err = m5602_write_sensor(sd, S5K83A_PAGE_MAP, data, 1);
 	if (err < 0)
-		return err;
+		goto out;
 
-	err = s5k83a_read_sensor(sd, S5K83A_FLIP, data, 1);
+	err = m5602_read_sensor(sd, S5K83A_FLIP, data, 1);
 	*val = (data[0] | 0x80) ? 1 : 0;
 
-	return (err < 0) ? err : 0;
+out:
+	return err;
 }
 
 int s5k83a_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
@@ -401,23 +332,23 @@ int s5k83a_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
 	struct sd *sd = (struct sd *) gspca_dev;
 
 	data[0] = 0x05;
-	err = s5k83a_write_sensor(sd, S5K83A_PAGE_MAP, data, 1);
+	err = m5602_write_sensor(sd, S5K83A_PAGE_MAP, data, 1);
 	if (err < 0)
-		return err;
+		goto out;
 
-	err = s5k83a_read_sensor(sd, S5K83A_FLIP, data, 1);
+	err = m5602_read_sensor(sd, S5K83A_FLIP, data, 1);
 	if (err < 0)
-		return err;
+		goto out;
 
 	/* set or zero seven bit, six is vflip */
 	data[0] = (val) ? (data[0] & 0x40) | 0x80 | S5K83A_FLIP_MASK
 			: (data[0] & 0x40) | S5K83A_FLIP_MASK;
-	err = s5k83a_write_sensor(sd, S5K83A_FLIP, data, 1);
+	err = m5602_write_sensor(sd, S5K83A_FLIP, data, 1);
 	if (err < 0)
-		return err;
+		goto out;
 
 	data[0] = (val) ? 0x0a : 0x0b;
-	err = s5k83a_write_sensor(sd, S5K83A_HFLIP_TUNE, data, 1);
-
-	return (err < 0) ? err : 0;
+	err = m5602_write_sensor(sd, S5K83A_HFLIP_TUNE, data, 1);
+out:
+	return err;
 }
diff --git a/linux/drivers/media/video/gspca/m5602/m5602_s5k83a.h b/linux/drivers/media/video/gspca/m5602/m5602_s5k83a.h
index ee3ee9cfc..05ccb5b57 100644
--- a/linux/drivers/media/video/gspca/m5602/m5602_s5k83a.h
+++ b/linux/drivers/media/video/gspca/m5602/m5602_s5k83a.h
@@ -22,15 +22,15 @@
 #include "m5602_sensor.h"
 
 #define S5K83A_FLIP				0x01
-#define S5K83A_HFLIP_TUNE		0x03
-#define S5K83A_VFLIP_TUNE		0x05
-#define S5K83A_WHITENESS		0x0a
+#define S5K83A_HFLIP_TUNE			0x03
+#define S5K83A_VFLIP_TUNE			0x05
+#define S5K83A_WHITENESS			0x0a
 #define S5K83A_GAIN				0x18
-#define S5K83A_BRIGHTNESS		0x1b
-#define S5K83A_PAGE_MAP			0xec
+#define S5K83A_BRIGHTNESS			0x1b
+#define S5K83A_PAGE_MAP				0xec
 
-#define S5K83A_DEFAULT_BRIGHTNESS	0x71
-#define S5K83A_DEFAULT_WHITENESS	0x7e
+#define S5K83A_DEFAULT_BRIGHTNESS		0x71
+#define S5K83A_DEFAULT_WHITENESS		0x7e
 #define S5K83A_DEFAULT_GAIN			0x00
 #define S5K83A_MAXIMUM_GAIN			0x3c
 #define S5K83A_FLIP_MASK			0x10
@@ -46,13 +46,6 @@ int s5k83a_probe(struct sd *sd);
 int s5k83a_init(struct sd *sd);
 int s5k83a_power_down(struct sd *sd);
 
-void s5k83a_dump_registers(struct sd *sd);
-
-int s5k83a_read_sensor(struct sd *sd, const u8 address,
-		       u8 *i2c_data, const u8 len);
-int s5k83a_write_sensor(struct sd *sd, const u8 address,
-			u8 *i2c_data, const u8 len);
-
 int s5k83a_set_brightness(struct gspca_dev *gspca_dev, __s32 val);
 int s5k83a_get_brightness(struct gspca_dev *gspca_dev, __s32 *val);
 int s5k83a_set_whiteness(struct gspca_dev *gspca_dev, __s32 val);
@@ -64,15 +57,13 @@ int s5k83a_set_vflip(struct gspca_dev *gspca_dev, __s32 val);
 int s5k83a_get_hflip(struct gspca_dev *gspca_dev, __s32 *val);
 int s5k83a_set_hflip(struct gspca_dev *gspca_dev, __s32 val);
 
-
 static struct m5602_sensor s5k83a = {
 	.name = "S5K83A",
 	.probe = s5k83a_probe,
 	.init = s5k83a_init,
 	.power_down = s5k83a_power_down,
-	.read_sensor = s5k83a_read_sensor,
-	.write_sensor = s5k83a_write_sensor,
 	.i2c_slave_id = 0x5a,
+	.i2c_regW = 2,
 	.nctrls = 5,
 	.ctrls = {
 	{
diff --git a/linux/drivers/media/video/gspca/m5602/m5602_sensor.h b/linux/drivers/media/video/gspca/m5602/m5602_sensor.h
index 60c9a48e0..261623f0d 100644
--- a/linux/drivers/media/video/gspca/m5602/m5602_sensor.h
+++ b/linux/drivers/media/video/gspca/m5602/m5602_sensor.h
@@ -49,23 +49,21 @@ struct m5602_sensor {
 	/* What i2c address the sensor is connected to */
 	u8 i2c_slave_id;
 
+	/* Width of each i2c register (in bytes) */
+	u8 i2c_regW;
+
 	/* Probes if the sensor is connected */
 	int (*probe)(struct sd *sd);
 
 	/* Performs a initialization sequence */
 	int (*init)(struct sd *sd);
 
+	/* Executed when the camera starts to send data */
+	int (*start)(struct sd *sd);
+
 	/* Performs a power down sequence */
 	int (*power_down)(struct sd *sd);
 
-	/* Reads a sensor register */
-	int (*read_sensor)(struct sd *sd, const u8 address,
-	      u8 *i2c_data, const u8 len);
-
-	/* Writes to a sensor register */
-	int (*write_sensor)(struct sd *sd, const u8 address,
-	      u8 *i2c_data, const u8 len);
-
 	int nctrls;
 	struct ctrl ctrls[M5602_MAX_CTRLS];
 
diff --git a/linux/drivers/media/video/gspca/mars.c b/linux/drivers/media/video/gspca/mars.c
index 492cdd3b5..3d2090e67 100644
--- a/linux/drivers/media/video/gspca/mars.c
+++ b/linux/drivers/media/video/gspca/mars.c
@@ -39,7 +39,7 @@ struct sd {
 static struct ctrl sd_ctrls[] = {
 };
 
-static struct v4l2_pix_format vga_mode[] = {
+static const struct v4l2_pix_format vga_mode[] = {
 	{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
 		.bytesperline = 320,
 		.sizeimage = 320 * 240 * 3 / 8 + 589,
diff --git a/linux/drivers/media/video/gspca/ov519.c b/linux/drivers/media/video/gspca/ov519.c
index 5fb519da2..5e31a9145 100644
--- a/linux/drivers/media/video/gspca/ov519.c
+++ b/linux/drivers/media/video/gspca/ov519.c
@@ -164,7 +164,7 @@ static struct ctrl sd_ctrls[] = {
 	},
 };
 
-static struct v4l2_pix_format vga_mode[] = {
+static const struct v4l2_pix_format vga_mode[] = {
 	{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
 		.bytesperline = 320,
 		.sizeimage = 320 * 240 * 3 / 8 + 590,
@@ -176,7 +176,7 @@ static struct v4l2_pix_format vga_mode[] = {
 		.colorspace = V4L2_COLORSPACE_JPEG,
 		.priv = 0},
 };
-static struct v4l2_pix_format sif_mode[] = {
+static const struct v4l2_pix_format sif_mode[] = {
 	{176, 144, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
 		.bytesperline = 176,
 		.sizeimage = 176 * 144 * 3 / 8 + 590,
diff --git a/linux/drivers/media/video/gspca/ov534.c b/linux/drivers/media/video/gspca/ov534.c
index 7332947cb..3bf15e401 100644
--- a/linux/drivers/media/video/gspca/ov534.c
+++ b/linux/drivers/media/video/gspca/ov534.c
@@ -55,7 +55,7 @@ struct sd {
 static struct ctrl sd_ctrls[] = {
 };
 
-static struct v4l2_pix_format vga_mode[] = {
+static const struct v4l2_pix_format vga_mode[] = {
 	{640, 480, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
 	 .bytesperline = 640 * 2,
 	 .sizeimage = 640 * 480 * 2,
@@ -63,65 +63,66 @@ static struct v4l2_pix_format vga_mode[] = {
 	 .priv = 0},
 };
 
-static void ov534_reg_write(struct usb_device *udev, u16 reg, u8 val)
+static void ov534_reg_write(struct gspca_dev *gspca_dev, u16 reg, u8 val)
 {
-	u8 data = val;
+	struct usb_device *udev = gspca_dev->dev;
 	int ret;
 
 	PDEBUG(D_USBO, "reg=0x%04x, val=0%02x", reg, val);
+	gspca_dev->usb_buf[0] = val;
 	ret = usb_control_msg(udev,
 			      usb_sndctrlpipe(udev, 0),
 			      0x1,
 			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
-			      0x0, reg, &data, 1, CTRL_TIMEOUT);
+			      0x0, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
 	if (ret < 0)
 		PDEBUG(D_ERR, "write failed");
 }
 
-static u8 ov534_reg_read(struct usb_device *udev, u16 reg)
+static u8 ov534_reg_read(struct gspca_dev *gspca_dev, u16 reg)
 {
-	u8 data;
+	struct usb_device *udev = gspca_dev->dev;
 	int ret;
 
 	ret = usb_control_msg(udev,
 			      usb_rcvctrlpipe(udev, 0),
 			      0x1,
 			      USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
-			      0x0, reg, &data, 1, CTRL_TIMEOUT);
-	PDEBUG(D_USBI, "reg=0x%04x, data=0x%02x", reg, data);
+			      0x0, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
+	PDEBUG(D_USBI, "reg=0x%04x, data=0x%02x", reg, gspca_dev->usb_buf[0]);
 	if (ret < 0)
 		PDEBUG(D_ERR, "read failed");
-	return data;
+	return gspca_dev->usb_buf[0];
 }
 
 /* Two bits control LED: 0x21 bit 7 and 0x23 bit 7.
  * (direction and output)? */
-static void ov534_set_led(struct usb_device *udev, int status)
+static void ov534_set_led(struct gspca_dev *gspca_dev, int status)
 {
 	u8 data;
 
 	PDEBUG(D_CONF, "led status: %d", status);
 
-	data = ov534_reg_read(udev, 0x21);
+	data = ov534_reg_read(gspca_dev, 0x21);
 	data |= 0x80;
-	ov534_reg_write(udev, 0x21, data);
+	ov534_reg_write(gspca_dev, 0x21, data);
 
-	data = ov534_reg_read(udev, 0x23);
+	data = ov534_reg_read(gspca_dev, 0x23);
 	if (status)
 		data |= 0x80;
 	else
 		data &= ~(0x80);
 
-	ov534_reg_write(udev, 0x23, data);
+	ov534_reg_write(gspca_dev, 0x23, data);
 }
 
-static int sccb_check_status(struct usb_device *udev)
+static int sccb_check_status(struct gspca_dev *gspca_dev)
 {
 	u8 data;
 	int i;
 
 	for (i = 0; i < 5; i++) {
-		data = ov534_reg_read(udev, OV534_REG_STATUS);
+		data = ov534_reg_read(gspca_dev, OV534_REG_STATUS);
 
 		switch (data) {
 		case 0x00:
@@ -131,37 +132,37 @@ static int sccb_check_status(struct usb_device *udev)
 		case 0x03:
 			break;
 		default:
-			PDEBUG(D_ERR, "sccb status 0x%02x, attempt %d/5\n",
+			PDEBUG(D_ERR, "sccb status 0x%02x, attempt %d/5",
 			       data, i + 1);
 		}
 	}
 	return 0;
 }
 
-static void sccb_reg_write(struct usb_device *udev, u16 reg, u8 val)
+static void sccb_reg_write(struct gspca_dev *gspca_dev, u16 reg, u8 val)
 {
 	PDEBUG(D_USBO, "reg: 0x%04x, val: 0x%02x", reg, val);
-	ov534_reg_write(udev, OV534_REG_SUBADDR, reg);
-	ov534_reg_write(udev, OV534_REG_WRITE, val);
-	ov534_reg_write(udev, OV534_REG_OPERATION, OV534_OP_WRITE_3);
+	ov534_reg_write(gspca_dev, OV534_REG_SUBADDR, reg);
+	ov534_reg_write(gspca_dev, OV534_REG_WRITE, val);
+	ov534_reg_write(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_3);
 
-	if (!sccb_check_status(udev))
+	if (!sccb_check_status(gspca_dev))
 		PDEBUG(D_ERR, "sccb_reg_write failed");
 }
 
 #ifdef GSPCA_DEBUG
-static u8 sccb_reg_read(struct usb_device *udev, u16 reg)
+static u8 sccb_reg_read(struct gspca_dev *gspca_dev, u16 reg)
 {
-	ov534_reg_write(udev, OV534_REG_SUBADDR, reg);
-	ov534_reg_write(udev, OV534_REG_OPERATION, OV534_OP_WRITE_2);
-	if (!sccb_check_status(udev))
+	ov534_reg_write(gspca_dev, OV534_REG_SUBADDR, reg);
+	ov534_reg_write(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_2);
+	if (!sccb_check_status(gspca_dev))
 		PDEBUG(D_ERR, "sccb_reg_read failed 1");
 
-	ov534_reg_write(udev, OV534_REG_OPERATION, OV534_OP_READ_2);
-	if (!sccb_check_status(udev))
+	ov534_reg_write(gspca_dev, OV534_REG_OPERATION, OV534_OP_READ_2);
+	if (!sccb_check_status(gspca_dev))
 		PDEBUG(D_ERR, "sccb_reg_read failed 2");
 
-	return ov534_reg_read(udev, OV534_REG_READ);
+	return ov534_reg_read(gspca_dev, OV534_REG_READ);
 }
 #endif
 
@@ -318,26 +319,26 @@ static void ov534_set_frame_rate(struct gspca_dev *gspca_dev)
 
 	switch (fr) {
 	case 50:
-		sccb_reg_write(gspca_dev->dev, 0x11, 0x01);
-		sccb_reg_write(gspca_dev->dev, 0x0d, 0x41);
-		ov534_reg_write(gspca_dev->dev, 0xe5, 0x02);
+		sccb_reg_write(gspca_dev, 0x11, 0x01);
+		sccb_reg_write(gspca_dev, 0x0d, 0x41);
+		ov534_reg_write(gspca_dev, 0xe5, 0x02);
 		break;
 	case 40:
-		sccb_reg_write(gspca_dev->dev, 0x11, 0x02);
-		sccb_reg_write(gspca_dev->dev, 0x0d, 0xc1);
-		ov534_reg_write(gspca_dev->dev, 0xe5, 0x04);
+		sccb_reg_write(gspca_dev, 0x11, 0x02);
+		sccb_reg_write(gspca_dev, 0x0d, 0xc1);
+		ov534_reg_write(gspca_dev, 0xe5, 0x04);
 		break;
 /*	case 30: */
 	default:
 		fr = 30;
-		sccb_reg_write(gspca_dev->dev, 0x11, 0x04);
-		sccb_reg_write(gspca_dev->dev, 0x0d, 0x81);
-		ov534_reg_write(gspca_dev->dev, 0xe5, 0x02);
+		sccb_reg_write(gspca_dev, 0x11, 0x04);
+		sccb_reg_write(gspca_dev, 0x0d, 0x81);
+		ov534_reg_write(gspca_dev, 0xe5, 0x02);
 		break;
 	case 15:
-		sccb_reg_write(gspca_dev->dev, 0x11, 0x03);
-		sccb_reg_write(gspca_dev->dev, 0x0d, 0x41);
-		ov534_reg_write(gspca_dev->dev, 0xe5, 0x04);
+		sccb_reg_write(gspca_dev, 0x11, 0x03);
+		sccb_reg_write(gspca_dev, 0x0d, 0x41);
+		ov534_reg_write(gspca_dev, 0xe5, 0x04);
 		break;
 	}
 
@@ -346,27 +347,28 @@ static void ov534_set_frame_rate(struct gspca_dev *gspca_dev)
 }
 
 /* setup method */
-static void ov534_setup(struct usb_device *udev)
+static void ov534_setup(struct gspca_dev *gspca_dev)
 {
 	int i;
 
 	/* Initialize bridge chip */
 	for (i = 0; i < ARRAY_SIZE(ov534_reg_initdata); i++)
-		ov534_reg_write(udev, ov534_reg_initdata[i][0],
+		ov534_reg_write(gspca_dev, ov534_reg_initdata[i][0],
 				ov534_reg_initdata[i][1]);
 
 	PDEBUG(D_PROBE, "sensor is ov%02x%02x",
-		sccb_reg_read(udev, 0x0a), sccb_reg_read(udev, 0x0b));
+		sccb_reg_read(gspca_dev, 0x0a),
+		sccb_reg_read(gspca_dev, 0x0b));
 
-	ov534_set_led(udev, 1);
+	ov534_set_led(gspca_dev, 1);
 
 	/* Initialize sensor */
 	for (i = 0; i < ARRAY_SIZE(ov772x_reg_initdata); i++)
-		sccb_reg_write(udev, ov772x_reg_initdata[i][0],
+		sccb_reg_write(gspca_dev, ov772x_reg_initdata[i][0],
 			       ov772x_reg_initdata[i][1]);
 
-	ov534_reg_write(udev, 0xe0, 0x09);
-	ov534_set_led(udev, 0);
+	ov534_reg_write(gspca_dev, 0xe0, 0x09);
+	ov534_set_led(gspca_dev, 0);
 }
 
 /* this function is called at probe time */
@@ -390,7 +392,7 @@ static int sd_config(struct gspca_dev *gspca_dev,
 /* this function is called at probe and resume time */
 static int sd_init(struct gspca_dev *gspca_dev)
 {
-	ov534_setup(gspca_dev->dev);
+	ov534_setup(gspca_dev);
 	ov534_set_frame_rate(gspca_dev);
 
 	return 0;
@@ -399,8 +401,8 @@ static int sd_init(struct gspca_dev *gspca_dev)
 static int sd_start(struct gspca_dev *gspca_dev)
 {
 	/* start streaming data */
-	ov534_set_led(gspca_dev->dev, 1);
-	ov534_reg_write(gspca_dev->dev, 0xe0, 0x00);
+	ov534_set_led(gspca_dev, 1);
+	ov534_reg_write(gspca_dev, 0xe0, 0x00);
 
 	return 0;
 }
@@ -408,8 +410,8 @@ static int sd_start(struct gspca_dev *gspca_dev)
 static void sd_stopN(struct gspca_dev *gspca_dev)
 {
 	/* stop streaming data */
-	ov534_reg_write(gspca_dev->dev, 0xe0, 0x09);
-	ov534_set_led(gspca_dev->dev, 0);
+	ov534_reg_write(gspca_dev, 0xe0, 0x09);
+	ov534_set_led(gspca_dev, 0);
 }
 
 /* Values for bmHeaderInfo (Video and Still Image Payload Headers, 2.4.3.3) */
@@ -499,8 +501,8 @@ discard:
 }
 
 /* get stream parameters (framerate) */
-int sd_get_streamparm(struct gspca_dev *gspca_dev,
-		      struct v4l2_streamparm *parm)
+static int sd_get_streamparm(struct gspca_dev *gspca_dev,
+			     struct v4l2_streamparm *parm)
 {
 	struct v4l2_captureparm *cp = &parm->parm.capture;
 	struct v4l2_fract *tpf = &cp->timeperframe;
@@ -517,8 +519,8 @@ int sd_get_streamparm(struct gspca_dev *gspca_dev,
 }
 
 /* set stream parameters (framerate) */
-int sd_set_streamparm(struct gspca_dev *gspca_dev,
-		      struct v4l2_streamparm *parm)
+static int sd_set_streamparm(struct gspca_dev *gspca_dev,
+			     struct v4l2_streamparm *parm)
 {
 	struct v4l2_captureparm *cp = &parm->parm.capture;
 	struct v4l2_fract *tpf = &cp->timeperframe;
diff --git a/linux/drivers/media/video/gspca/pac207.c b/linux/drivers/media/video/gspca/pac207.c
index 39473e6b9..c90ac852b 100644
--- a/linux/drivers/media/video/gspca/pac207.c
+++ b/linux/drivers/media/video/gspca/pac207.c
@@ -1,7 +1,7 @@
 /*
  * Pixart PAC207BCA library
  *
- * Copyright (C) 2008 Hans de Goede <j.w.r.degoede@hhs.nl>
+ * Copyright (C) 2008 Hans de Goede <hdgoede@redhat.com>
  * Copyright (C) 2005 Thomas Kaiser thomas@kaiser-linux.li
  * Copyleft (C) 2005 Michel Xhaard mxhaard@magic.fr
  *
@@ -27,7 +27,7 @@
 
 #include "gspca.h"
 
-MODULE_AUTHOR("Hans de Goede <j.w.r.degoede@hhs.nl>");
+MODULE_AUTHOR("Hans de Goede <hdgoede@redhat.com>");
 MODULE_DESCRIPTION("Pixart PAC207");
 MODULE_LICENSE("GPL");
 
@@ -149,7 +149,7 @@ static struct ctrl sd_ctrls[] = {
 	},
 };
 
-static struct v4l2_pix_format sif_mode[] = {
+static const struct v4l2_pix_format sif_mode[] = {
 	{176, 144, V4L2_PIX_FMT_PAC207, V4L2_FIELD_NONE,
 		.bytesperline = 176,
 		.sizeimage = (176 + 2) * 144,
@@ -529,6 +529,7 @@ static const struct sd_desc sd_desc = {
 static const __devinitdata struct usb_device_id device_table[] = {
 	{USB_DEVICE(0x041e, 0x4028)},
 	{USB_DEVICE(0x093a, 0x2460)},
+	{USB_DEVICE(0x093a, 0x2461)},
 	{USB_DEVICE(0x093a, 0x2463)},
 	{USB_DEVICE(0x093a, 0x2464)},
 	{USB_DEVICE(0x093a, 0x2468)},
diff --git a/linux/drivers/media/video/gspca/pac7311.c b/linux/drivers/media/video/gspca/pac7311.c
index b0a9d0687..83ab0df0e 100644
--- a/linux/drivers/media/video/gspca/pac7311.c
+++ b/linux/drivers/media/video/gspca/pac7311.c
@@ -226,7 +226,7 @@ static struct ctrl sd_ctrls[] = {
 	},
 };
 
-static struct v4l2_pix_format vga_mode[] = {
+static const struct v4l2_pix_format vga_mode[] = {
 	{160, 120, V4L2_PIX_FMT_PJPG, V4L2_FIELD_NONE,
 		.bytesperline = 160,
 		.sizeimage = 160 * 120 * 3 / 8 + 590,
@@ -1078,11 +1078,13 @@ static __devinitdata struct usb_device_id device_table[] = {
 	{USB_DEVICE(0x093a, 0x2608), .driver_info = SENSOR_PAC7311},
 	{USB_DEVICE(0x093a, 0x260e), .driver_info = SENSOR_PAC7311},
 	{USB_DEVICE(0x093a, 0x260f), .driver_info = SENSOR_PAC7311},
+	{USB_DEVICE(0x093a, 0x2620), .driver_info = SENSOR_PAC7302},
 	{USB_DEVICE(0x093a, 0x2621), .driver_info = SENSOR_PAC7302},
 	{USB_DEVICE(0x093a, 0x2622), .driver_info = SENSOR_PAC7302},
 	{USB_DEVICE(0x093a, 0x2624), .driver_info = SENSOR_PAC7302},
 	{USB_DEVICE(0x093a, 0x2626), .driver_info = SENSOR_PAC7302},
 	{USB_DEVICE(0x093a, 0x262a), .driver_info = SENSOR_PAC7302},
+	{USB_DEVICE(0x093a, 0x262c), .driver_info = SENSOR_PAC7302},
 	{}
 };
 MODULE_DEVICE_TABLE(usb, device_table);
diff --git a/linux/drivers/media/video/gspca/sonixb.c b/linux/drivers/media/video/gspca/sonixb.c
index 5ca8ab780..75b44b362 100644
--- a/linux/drivers/media/video/gspca/sonixb.c
+++ b/linux/drivers/media/video/gspca/sonixb.c
@@ -227,7 +227,7 @@ static struct ctrl sd_ctrls[] = {
 	},
 };
 
-static struct v4l2_pix_format vga_mode[] = {
+static const struct v4l2_pix_format vga_mode[] = {
 	{160, 120, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
 		.bytesperline = 160,
 		.sizeimage = 160 * 120,
@@ -249,7 +249,7 @@ static struct v4l2_pix_format vga_mode[] = {
 		.colorspace = V4L2_COLORSPACE_SRGB,
 		.priv = 0},
 };
-static struct v4l2_pix_format sif_mode[] = {
+static const struct v4l2_pix_format sif_mode[] = {
 	{160, 120, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
 		.bytesperline = 160,
 		.sizeimage = 160 * 120,
diff --git a/linux/drivers/media/video/gspca/sonixj.c b/linux/drivers/media/video/gspca/sonixj.c
index ff94cd639..217db0d88 100644
--- a/linux/drivers/media/video/gspca/sonixj.c
+++ b/linux/drivers/media/video/gspca/sonixj.c
@@ -225,7 +225,7 @@ static __u32 ctrl_dis[] = {
 						/* SENSOR_OV7660 6 */
 };
 
-static struct v4l2_pix_format vga_mode[] = {
+static const struct v4l2_pix_format vga_mode[] = {
 	{160, 120, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
 		.bytesperline = 160,
 		.sizeimage = 160 * 120 * 4 / 8 + 590,
diff --git a/linux/drivers/media/video/gspca/spca500.c b/linux/drivers/media/video/gspca/spca500.c
index 2e1c5e50e..6b4865280 100644
--- a/linux/drivers/media/video/gspca/spca500.c
+++ b/linux/drivers/media/video/gspca/spca500.c
@@ -111,7 +111,7 @@ static struct ctrl sd_ctrls[] = {
 	},
 };
 
-static struct v4l2_pix_format vga_mode[] = {
+static const struct v4l2_pix_format vga_mode[] = {
 	{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
 		.bytesperline = 320,
 		.sizeimage = 320 * 240 * 3 / 8 + 590,
@@ -124,7 +124,7 @@ static struct v4l2_pix_format vga_mode[] = {
 		.priv = 0},
 };
 
-static struct v4l2_pix_format sif_mode[] = {
+static const struct v4l2_pix_format sif_mode[] = {
 	{176, 144, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
 		.bytesperline = 176,
 		.sizeimage = 176 * 144 * 3 / 8 + 590,
diff --git a/linux/drivers/media/video/gspca/spca501.c b/linux/drivers/media/video/gspca/spca501.c
index 17dab9859..609459321 100644
--- a/linux/drivers/media/video/gspca/spca501.c
+++ b/linux/drivers/media/video/gspca/spca501.c
@@ -132,7 +132,7 @@ static struct ctrl sd_ctrls[] = {
 	},
 };
 
-static struct v4l2_pix_format vga_mode[] = {
+static const struct v4l2_pix_format vga_mode[] = {
 	{160, 120, V4L2_PIX_FMT_SPCA501, V4L2_FIELD_NONE,
 		.bytesperline = 160,
 		.sizeimage = 160 * 120 * 3 / 2,
diff --git a/linux/drivers/media/video/gspca/spca505.c b/linux/drivers/media/video/gspca/spca505.c
index c52598e94..854ed1ff5 100644
--- a/linux/drivers/media/video/gspca/spca505.c
+++ b/linux/drivers/media/video/gspca/spca505.c
@@ -59,7 +59,7 @@ static struct ctrl sd_ctrls[] = {
 	},
 };
 
-static struct v4l2_pix_format vga_mode[] = {
+static const struct v4l2_pix_format vga_mode[] = {
 	{160, 120, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
 		.bytesperline = 160,
 		.sizeimage = 160 * 120 * 3 / 2,
diff --git a/linux/drivers/media/video/gspca/spca506.c b/linux/drivers/media/video/gspca/spca506.c
index 645ee9d44..96e2512e0 100644
--- a/linux/drivers/media/video/gspca/spca506.c
+++ b/linux/drivers/media/video/gspca/spca506.c
@@ -110,7 +110,7 @@ static struct ctrl sd_ctrls[] = {
 	},
 };
 
-static struct v4l2_pix_format vga_mode[] = {
+static const struct v4l2_pix_format vga_mode[] = {
 	{160, 120, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
 		.bytesperline = 160,
 		.sizeimage = 160 * 120 * 3 / 2,
diff --git a/linux/drivers/media/video/gspca/spca508.c b/linux/drivers/media/video/gspca/spca508.c
index c9360cdb8..698d4ed95 100644
--- a/linux/drivers/media/video/gspca/spca508.c
+++ b/linux/drivers/media/video/gspca/spca508.c
@@ -62,7 +62,7 @@ static struct ctrl sd_ctrls[] = {
 	},
 };
 
-static struct v4l2_pix_format sif_mode[] = {
+static const struct v4l2_pix_format sif_mode[] = {
 	{160, 120, V4L2_PIX_FMT_SPCA508, V4L2_FIELD_NONE,
 		.bytesperline = 160,
 		.sizeimage = 160 * 120 * 3 / 2,
diff --git a/linux/drivers/media/video/gspca/spca561.c b/linux/drivers/media/video/gspca/spca561.c
index 4c0046cc7..499511fa0 100644
--- a/linux/drivers/media/video/gspca/spca561.c
+++ b/linux/drivers/media/video/gspca/spca561.c
@@ -32,22 +32,22 @@ MODULE_LICENSE("GPL");
 struct sd {
 	struct gspca_dev gspca_dev;	/* !! must be the first item */
 
-	__u16 contrast;			/* rev72a only */
-#define CONTRAST_MIN 0x0000
-#define CONTRAST_DEF 0x2000
-#define CONTRAST_MAX 0x3fff
-
 	__u16 exposure;			/* rev12a only */
 #define EXPOSURE_MIN 1
 #define EXPOSURE_DEF 200
 #define EXPOSURE_MAX (4095 - 900) /* see set_exposure */
 
+	__u8 contrast;			/* rev72a only */
+#define CONTRAST_MIN 0x00
+#define CONTRAST_DEF 0x20
+#define CONTRAST_MAX 0x3f
+
 	__u8 brightness;		/* rev72a only */
 #define BRIGHTNESS_MIN 0
-#define BRIGHTNESS_DEF 32
-#define BRIGHTNESS_MAX 63
+#define BRIGHTNESS_DEF 0x20
+#define BRIGHTNESS_MAX 0x3f
 
-	__u8 white;			/* rev12a only */
+	__u8 white;
 #define WHITE_MIN 1
 #define WHITE_DEF 0x40
 #define WHITE_MAX 0x7f
@@ -73,7 +73,7 @@ struct sd {
 #define AG_CNT_START 13
 };
 
-static struct v4l2_pix_format sif_012a_mode[] = {
+static const struct v4l2_pix_format sif_012a_mode[] = {
 	{160, 120, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
 		.bytesperline = 160,
 		.sizeimage = 160 * 120,
@@ -96,7 +96,7 @@ static struct v4l2_pix_format sif_012a_mode[] = {
 		.priv = 0},
 };
 
-static struct v4l2_pix_format sif_072a_mode[] = {
+static const struct v4l2_pix_format sif_072a_mode[] = {
 	{160, 120, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
 		.bytesperline = 160,
 		.sizeimage = 160 * 120,
@@ -146,98 +146,7 @@ static struct v4l2_pix_format sif_072a_mode[] = {
 #define SPCA561_SNAPBIT 0x20
 #define SPCA561_SNAPCTRL 0x40
 
-static void reg_w_val(struct usb_device *dev, __u16 index, __u8 value)
-{
-	int ret;
-
-	ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
-			      0,		/* request */
-			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
-			      value, index, NULL, 0, 500);
-	PDEBUG(D_USBO, "reg write: 0x%02x:0x%02x", index, value);
-	if (ret < 0)
-		PDEBUG(D_ERR, "reg write: error %d", ret);
-}
-
-static void write_vector(struct gspca_dev *gspca_dev,
-			const __u16 data[][2])
-{
-	struct usb_device *dev = gspca_dev->dev;
-	int i;
-
-	i = 0;
-	while (data[i][1] != 0) {
-		reg_w_val(dev, data[i][1], data[i][0]);
-		i++;
-	}
-}
-
-/* read 'len' bytes to gspca_dev->usb_buf */
-static void reg_r(struct gspca_dev *gspca_dev,
-		  __u16 index, __u16 length)
-{
-	usb_control_msg(gspca_dev->dev,
-			usb_rcvctrlpipe(gspca_dev->dev, 0),
-			0,			/* request */
-			USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
-			0,			/* value */
-			index, gspca_dev->usb_buf, length, 500);
-}
-
-static void reg_w_buf(struct gspca_dev *gspca_dev,
-		      __u16 index, const __u8 *buffer, __u16 len)
-{
-	memcpy(gspca_dev->usb_buf, buffer, len);
-	usb_control_msg(gspca_dev->dev,
-			usb_sndctrlpipe(gspca_dev->dev, 0),
-			0,			/* request */
-			USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
-			0,			/* value */
-			index, gspca_dev->usb_buf, len, 500);
-}
-
-static void i2c_write(struct gspca_dev *gspca_dev, __u16 valeur, __u16 reg)
-{
-	int retry = 60;
-	__u8 DataLow;
-	__u8 DataHight;
-
-	DataLow = valeur;
-	DataHight = valeur >> 8;
-	reg_w_val(gspca_dev->dev, 0x8801, reg);
-	reg_w_val(gspca_dev->dev, 0x8805, DataLow);
-	reg_w_val(gspca_dev->dev, 0x8800, DataHight);
-	while (retry--) {
-		reg_r(gspca_dev, 0x8803, 1);
-		if (!gspca_dev->usb_buf[0])
-			break;
-	}
-}
-
-static int i2c_read(struct gspca_dev *gspca_dev, __u16 reg, __u8 mode)
-{
-	int retry = 60;
-	__u8 value;
-	__u8 vallsb;
-
-	reg_w_val(gspca_dev->dev, 0x8804, 0x92);
-	reg_w_val(gspca_dev->dev, 0x8801, reg);
-	reg_w_val(gspca_dev->dev, 0x8802, (mode | 0x01));
-	do {
-		reg_r(gspca_dev, 0x8803, 1);
-		if (!gspca_dev->usb_buf[0])
-			break;
-	} while (--retry);
-	if (retry == 0)
-		return -1;
-	reg_r(gspca_dev, 0x8800, 1);
-	value = gspca_dev->usb_buf[0];
-	reg_r(gspca_dev, 0x8805, 1);
-	vallsb = gspca_dev->usb_buf[0];
-	return ((int) value << 8) | vallsb;
-}
-
-static const __u16 spca561_init_data[][2] = {
+static const __u16 rev72a_init_data1[][2] = {
 	{0x0000, 0x8114},	/* Software GPIO output data */
 	{0x0001, 0x8114},	/* Software GPIO output data */
 	{0x0000, 0x8112},	/* Some kind of reset */
@@ -247,44 +156,26 @@ static const __u16 spca561_init_data[][2] = {
 	{0x0001, 0x8118},	/* Conf sensor */
 	{0x0092, 0x8804},	/* I know nothing about these */
 	{0x0010, 0x8802},	/* 0x88xx registers, so I won't */
-	/***************/
 	{0x000d, 0x8805},	/* sensor default setting */
-	{0x0001, 0x8801},	/* 1 <- 0x0d */
-	{0x0000, 0x8800},
-	{0x0018, 0x8805},
-	{0x0002, 0x8801},	/* 2 <- 0x18 */
-	{0x0000, 0x8800},
-	{0x0065, 0x8805},
-	{0x0004, 0x8801},	/* 4 <- 0x01 0x65 */
-	{0x0001, 0x8800},
-	{0x0021, 0x8805},
-	{0x0005, 0x8801},	/* 5 <- 0x21 */
-	{0x0000, 0x8800},
-	{0x00aa, 0x8805},
-	{0x0007, 0x8801},	/* 7 <- 0xaa */
-	{0x0000, 0x8800},
-	{0x0004, 0x8805},
-	{0x0020, 0x8801},	/* 0x20 <- 0x15 0x04 */
-	{0x0015, 0x8800},
-	{0x0002, 0x8805},
-	{0x0039, 0x8801},	/* 0x39 <- 0x02 */
-	{0x0000, 0x8800},
-	{0x0010, 0x8805},
-	{0x0035, 0x8801},	/* 0x35 <- 0x10 */
-	{0x0000, 0x8800},
-	{0x0049, 0x8805},
-	{0x0009, 0x8801},	/* 0x09 <- 0x10 0x49 */
-	{0x0010, 0x8800},
-	{0x000b, 0x8805},
-	{0x0028, 0x8801},	/* 0x28 <- 0x0b */
-	{0x0000, 0x8800},
-	{0x000f, 0x8805},
-	{0x003b, 0x8801},	/* 0x3b <- 0x0f */
-	{0x0000, 0x8800},
-	{0x0000, 0x8805},
-	{0x003c, 0x8801},	/* 0x3c <- 0x00 */
-	{0x0000, 0x8800},
-	/***************/
+	{}
+};
+static const __u16 rev72a_init_sensor1[][2] = {
+				/* ms-win values */
+	{0x0001, 0x0018},	/* 0x01 <- 0x0d */
+	{0x0002, 0x0065},	/* 0x02 <- 0x18 */
+	{0x0004, 0x0121},	/* 0x04 <- 0x0165 */
+	{0x0005, 0x00aa},	/* 0x05 <- 0x21 */
+	{0x0007, 0x0004},	/* 0x07 <- 0xaa */
+	{0x0020, 0x1502},	/* 0x20 <- 0x1504 */
+	{0x0039, 0x0010},	/* 0x39 <- 0x02 */
+	{0x0035, 0x0049},	/* 0x35 <- 0x10 */
+	{0x0009, 0x100b},	/* 0x09 <- 0x1049 */
+	{0x0028, 0x000f},	/* 0x28 <- 0x0b */
+	{0x003b, 0x003c},	/* 0x3b <- 0x0f */
+	{0x003c, 0x0000},	/* 0x3c <- 0x00 */
+	{}
+};
+static const __u16 rev72a_init_data2[][2] = {
 	{0x0018, 0x8601},	/* Pixel/line selection for color separation */
 	{0x0000, 0x8602},	/* Optical black level for user setting */
 	{0x0060, 0x8604},	/* Optical black horizontal offset */
@@ -309,10 +200,18 @@ static const __u16 spca561_init_data[][2] = {
 	{0x0004, 0x8612},	/* Gr offset for white balance */
 	{0x0007, 0x8613},	/* B offset for white balance */
 	{0x0000, 0x8614},	/* Gb offset for white balance */
+#if 1
+/* from ms-win */
+	{0x0035, 0x8651},	/* R gain for white balance */
+	{0x0040, 0x8652},	/* Gr gain for white balance */
+	{0x005f, 0x8653},	/* B gain for white balance */
+	{0x0040, 0x8654},	/* Gb gain for white balance */
+#else
 	{0x008c, 0x8651},	/* R gain for white balance */
 	{0x008c, 0x8652},	/* Gr gain for white balance */
 	{0x00b5, 0x8653},	/* B gain for white balance */
 	{0x008c, 0x8654},	/* Gb gain for white balance */
+#endif
 	{0x0002, 0x8502},	/* Maximum average bit rate stuff */
 
 	{0x0011, 0x8802},
@@ -324,29 +223,22 @@ static const __u16 spca561_init_data[][2] = {
 
 	{0x0002, 0x865b},	/* Horizontal offset for valid pixels */
 	{0x0003, 0x865c},	/* Vertical offset for valid lines */
-	/***************//* sensor active */
-	{0x0003, 0x8801},	/* 0x03 <- 0x01 0x21 //289 */
-	{0x0021, 0x8805},
-	{0x0001, 0x8800},
-	{0x0004, 0x8801},	/* 0x04 <- 0x01 0x65 //357 */
-	{0x0065, 0x8805},
-	{0x0001, 0x8800},
-	{0x0005, 0x8801},	/* 0x05 <- 0x2f */
-	{0x002f, 0x8805},
-	{0x0000, 0x8800},
-	{0x0006, 0x8801},	/* 0x06 <- 0 */
-	{0x0000, 0x8805},
-	{0x0000, 0x8800},
-	{0x000a, 0x8801},	/* 0x0a <- 2 */
-	{0x0002, 0x8805},
-	{0x0000, 0x8800},
-	{0x0009, 0x8801},	/* 0x09 <- 0x1061 */
-	{0x0061, 0x8805},
-	{0x0010, 0x8800},
-	{0x0035, 0x8801},	/* 0x35 <-0x14 */
-	{0x0014, 0x8805},
-	{0x0000, 0x8800},
+	{}
+};
+static const __u16 rev72a_init_sensor2[][2] = {
+				/* ms-win values */
+	{0x0003, 0x0121},	/* 0x03 <- 0x01 0x21 //289 */
+	{0x0004, 0x0165},	/* 0x04 <- 0x01 0x65 //357 */
+	{0x0005, 0x002f},	/* 0x05 <- 0x2f */
+	{0x0006, 0x0000},	/* 0x06 <- 0 */
+	{0x000a, 0x0002},	/* 0x0a <- 2 */
+	{0x0009, 0x1061},	/* 0x09 <- 0x1061 */
+	{0x0035, 0x0014},	/* 0x35 <- 0x14 */
+	{}
+};
+static const __u16 rev72a_init_data3[][2] = {
 	{0x0030, 0x8112},	/* ISO and drop packet enable */
+/*fixme: should stop here*/
 	{0x0000, 0x8112},	/* Some kind of reset ???? */
 	{0x0009, 0x8118},	/* Enable sensor and set standby */
 	{0x0000, 0x8114},	/* Software GPIO output data */
@@ -434,21 +326,6 @@ static const __u16 spca561_init_data[][2] = {
 	{}
 };
 
-#if 0
-static void sensor_reset(struct gspca_dev *gspca_dev)
-{
-	reg_w_val(gspca_dev->dev, 0x8631, 0xc8);
-	reg_w_val(gspca_dev->dev, 0x8634, 0xc8);
-	reg_w_val(gspca_dev->dev, 0x8112, 0x00);
-	reg_w_val(gspca_dev->dev, 0x8114, 0x00);
-	reg_w_val(gspca_dev->dev, 0x8118, 0x21);
-	reg_w_val(gspca_dev->dev, 0x8804, 0x92);	/* i2c init */
-	reg_w_val(gspca_dev->dev, 0x8802, 0x14);
-	i2c_write(gspca_dev, 0x0001, 0x0d);
-	i2c_write(gspca_dev, 0x0000, 0x0d);
-}
-#endif
-
 /******************** QC Express etch2 stuff ********************/
 static const __u16 Pb100_1map8300[][2] = {
 	/* reg, value */
@@ -529,22 +406,112 @@ static const __u16 spca561_161rev12A_data2[][2] = {
 	{}
 };
 
-static void sensor_mapwrite(struct gspca_dev *gspca_dev,
-			    const __u16 sensormap[][2])
+static void reg_w_val(struct usb_device *dev, __u16 index, __u8 value)
+{
+	int ret;
+
+	ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
+			      0,		/* request */
+			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+			      value, index, NULL, 0, 500);
+	PDEBUG(D_USBO, "reg write: 0x%02x:0x%02x", index, value);
+	if (ret < 0)
+		PDEBUG(D_ERR, "reg write: error %d", ret);
+}
+
+static void write_vector(struct gspca_dev *gspca_dev,
+			const __u16 data[][2])
 {
-	int i = 0;
-	__u8 usbval[2];
+	struct usb_device *dev = gspca_dev->dev;
+	int i;
 
-	while (sensormap[i][0]) {
-		usbval[0] = sensormap[i][1];
-		usbval[1] = sensormap[i][1] >> 8;
-		reg_w_buf(gspca_dev, sensormap[i][0], usbval, 2);
+	i = 0;
+	while (data[i][1] != 0) {
+		reg_w_val(dev, data[i][1], data[i][0]);
 		i++;
 	}
 }
+
+/* read 'len' bytes to gspca_dev->usb_buf */
+static void reg_r(struct gspca_dev *gspca_dev,
+		  __u16 index, __u16 length)
+{
+	usb_control_msg(gspca_dev->dev,
+			usb_rcvctrlpipe(gspca_dev->dev, 0),
+			0,			/* request */
+			USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+			0,			/* value */
+			index, gspca_dev->usb_buf, length, 500);
+}
+
+/* write 'len' bytes from gspca_dev->usb_buf */
+static void reg_w_buf(struct gspca_dev *gspca_dev,
+		      __u16 index, __u16 len)
+{
+	usb_control_msg(gspca_dev->dev,
+			usb_sndctrlpipe(gspca_dev->dev, 0),
+			0,			/* request */
+			USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+			0,			/* value */
+			index, gspca_dev->usb_buf, len, 500);
+}
+
+static void i2c_write(struct gspca_dev *gspca_dev, __u16 value, __u16 reg)
+{
+	int retry = 60;
+
+	reg_w_val(gspca_dev->dev, 0x8801, reg);
+	reg_w_val(gspca_dev->dev, 0x8805, value);
+	reg_w_val(gspca_dev->dev, 0x8800, value >> 8);
+	do {
+		reg_r(gspca_dev, 0x8803, 1);
+		if (!gspca_dev->usb_buf[0])
+			return;
+	} while (--retry);
+}
+
+static int i2c_read(struct gspca_dev *gspca_dev, __u16 reg, __u8 mode)
+{
+	int retry = 60;
+	__u8 value;
+
+	reg_w_val(gspca_dev->dev, 0x8804, 0x92);
+	reg_w_val(gspca_dev->dev, 0x8801, reg);
+	reg_w_val(gspca_dev->dev, 0x8802, mode | 0x01);
+	do {
+		reg_r(gspca_dev, 0x8803, 1);
+		if (!gspca_dev->usb_buf[0]) {
+			reg_r(gspca_dev, 0x8800, 1);
+			value = gspca_dev->usb_buf[0];
+			reg_r(gspca_dev, 0x8805, 1);
+			return ((int) value << 8) | gspca_dev->usb_buf[0];
+		}
+	} while (--retry);
+	return -1;
+}
+
+static void sensor_mapwrite(struct gspca_dev *gspca_dev,
+			    const __u16 (*sensormap)[2])
+{
+	while ((*sensormap)[0]) {
+		gspca_dev->usb_buf[0] = (*sensormap)[1];
+		gspca_dev->usb_buf[1] = (*sensormap)[1] >> 8;
+		reg_w_buf(gspca_dev, (*sensormap)[0], 2);
+		sensormap++;
+	}
+}
+
+static void write_sensor_72a(struct gspca_dev *gspca_dev,
+			    const __u16 (*sensor)[2])
+{
+	while ((*sensor)[0]) {
+		i2c_write(gspca_dev, (*sensor)[1], (*sensor)[0]);
+		sensor++;
+	}
+}
+
 static void init_161rev12A(struct gspca_dev *gspca_dev)
 {
-/*	sensor_reset(gspca_dev);	(not in win) */
 	write_vector(gspca_dev, spca561_161rev12A_data1);
 	sensor_mapwrite(gspca_dev, Pb100_1map8300);
 /*fixme: should be in sd_start*/
@@ -612,49 +579,68 @@ static int sd_init_12a(struct gspca_dev *gspca_dev)
 static int sd_init_72a(struct gspca_dev *gspca_dev)
 {
 	PDEBUG(D_STREAM, "Chip revision: 072a");
-	write_vector(gspca_dev, spca561_init_data);
+	write_vector(gspca_dev, rev72a_init_data1);
+	write_sensor_72a(gspca_dev, rev72a_init_sensor1);
+	write_vector(gspca_dev, rev72a_init_data2);
+	write_sensor_72a(gspca_dev, rev72a_init_sensor2);
+	write_vector(gspca_dev, rev72a_init_data3);
 	return 0;
 }
 
-static void setcontrast(struct gspca_dev *gspca_dev)
+/* rev 72a only */
+static void setbrightness(struct gspca_dev *gspca_dev)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
 	struct usb_device *dev = gspca_dev->dev;
-	__u8 lowb;
+	__u8 value;
 
-	switch (sd->chip_revision) {
-	case Rev072A:
-		lowb = sd->contrast >> 8;
-		reg_w_val(dev, 0x8651, lowb);
-		reg_w_val(dev, 0x8652, lowb);
-		reg_w_val(dev, 0x8653, lowb);
-		reg_w_val(dev, 0x8654, lowb);
-		break;
-	default: {
-/*	case Rev012A: { */
-		static const __u8 Reg8391[] =
-			{ 0x92, 0x30, 0x20, 0x00, 0x0c, 0x00, 0x00, 0x00 };
+	value = sd->brightness;
 
-		reg_w_buf(gspca_dev, 0x8391, Reg8391, 8);
-		reg_w_buf(gspca_dev, 0x8390, Reg8391, 8);
-		break;
-	    }
-	}
+	/* offsets for white balance */
+	reg_w_val(dev, 0x8611, value);		/* R */
+	reg_w_val(dev, 0x8612, value);		/* Gr */
+	reg_w_val(dev, 0x8613, value);		/* B */
+	reg_w_val(dev, 0x8614, value);		/* Gb */
 }
 
-/* rev12a only */
 static void setwhite(struct gspca_dev *gspca_dev)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
 	__u16 white;
-	__u8 reg8614, reg8616;
+	__u8 blue, red;
+	__u16 reg;
 
-	white = sd->white;
 	/* try to emulate MS-win as possible */
-	reg8616 = 0x90 - white * 5 / 8;
-	reg_w_val(gspca_dev->dev, 0x8616, reg8616);
-	reg8614 = 0x20 + white * 3 / 8;
-	reg_w_val(gspca_dev->dev, 0x8614, reg8614);
+	white = sd->white;
+	red = 0x20 + white * 3 / 8;
+	blue = 0x90 - white * 5 / 8;
+	if (sd->chip_revision == Rev012A) {
+		reg = 0x8614;
+	} else {
+		reg = 0x8651;
+		red += sd->contrast - 0x20;
+		blue += sd->contrast - 0x20;
+	}
+	reg_w_val(gspca_dev->dev, reg, red);
+	reg_w_val(gspca_dev->dev, reg + 2, blue);
+}
+
+static void setcontrast(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	struct usb_device *dev = gspca_dev->dev;
+	__u8 value;
+
+	if (sd->chip_revision != Rev072A)
+		return;
+	value = sd->contrast + 0x20;
+
+	/* gains for white balance */
+	setwhite(gspca_dev);
+/*	reg_w_val(dev, 0x8651, value);		 * R - done by setwhite */
+	reg_w_val(dev, 0x8652, value);		/* Gr */
+/*	reg_w_val(dev, 0x8653, value);		 * B - done by setwhite */
+	reg_w_val(dev, 0x8654, value);		/* Gb */
 }
 
 /* rev 12a only */
@@ -663,7 +649,6 @@ static void setexposure(struct gspca_dev *gspca_dev)
 	struct sd *sd = (struct sd *) gspca_dev;
 	int expo;
 	int clock_divider;
-	__u8 data[2];
 
 	/* Register 0x8309 controls exposure for the spca561,
 	   the basic exposure setting goes from 1-2047, where 1 is completely
@@ -687,20 +672,19 @@ static void setexposure(struct gspca_dev *gspca_dev)
 		clock_divider = 3;
 	}
 	expo |= clock_divider << 11;
-	data[0] = expo;
-	data[1] = expo >> 8;
-	reg_w_buf(gspca_dev, 0x8309, data, 2);
+	gspca_dev->usb_buf[0] = expo;
+	gspca_dev->usb_buf[1] = expo >> 8;
+	reg_w_buf(gspca_dev, 0x8309, 2);
 }
 
 /* rev 12a only */
 static void setgain(struct gspca_dev *gspca_dev)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
-	__u8 data[2];
 
-	data[0] = sd->gain;
-	data[1] = 0;
-	reg_w_buf(gspca_dev, 0x8335, data, 2);
+	gspca_dev->usb_buf[0] = sd->gain;
+	gspca_dev->usb_buf[1] = 0;
+	reg_w_buf(gspca_dev, 0x8335, 2);
 }
 
 static void setautogain(struct gspca_dev *gspca_dev)
@@ -716,9 +700,9 @@ static void setautogain(struct gspca_dev *gspca_dev)
 static int sd_start_12a(struct gspca_dev *gspca_dev)
 {
 	struct usb_device *dev = gspca_dev->dev;
-	int Clck = 0x8a; /* lower 0x8X values lead to fps > 30 */
-	__u8 Reg8307[] = { 0xaa, 0x00 };
 	int mode;
+	static const __u8 Reg8391[8] =
+		{0x92, 0x30, 0x20, 0x00, 0x0c, 0x00, 0x00, 0x00};
 
 	mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv;
 	if (mode <= 1) {
@@ -730,14 +714,21 @@ static int sd_start_12a(struct gspca_dev *gspca_dev)
 		 * is sufficient to push raw frames at ~20fps */
 		reg_w_val(dev, 0x8500, mode);
 	}		/* -- qq@kuku.eu.org */
-	reg_w_buf(gspca_dev, 0x8307, Reg8307, 2);
-	reg_w_val(gspca_dev->dev, 0x8700, Clck);
+
+	gspca_dev->usb_buf[0] = 0xaa;
+	gspca_dev->usb_buf[1] = 0x00;
+	reg_w_buf(gspca_dev, 0x8307, 2);
+	/* clock - lower 0x8X values lead to fps > 30 */
+	reg_w_val(gspca_dev->dev, 0x8700, 0x8a);
 					/* 0x8f 0x85 0x27 clock */
 	reg_w_val(gspca_dev->dev, 0x8112, 0x1e | 0x20);
 	reg_w_val(gspca_dev->dev, 0x850b, 0x03);
-	setcontrast(gspca_dev);
+	memcpy(gspca_dev->usb_buf, Reg8391, 8);
+	reg_w_buf(gspca_dev, 0x8391, 8);
+	reg_w_buf(gspca_dev, 0x8390, 8);
 	setwhite(gspca_dev);
 	setautogain(gspca_dev);
+/*	setgain(gspca_dev);		*/
 	setexposure(gspca_dev);
 	return 0;
 }
@@ -764,6 +755,9 @@ static int sd_start_72a(struct gspca_dev *gspca_dev)
 	reg_w_val(dev, 0x8500, mode);	/* mode */
 	reg_w_val(dev, 0x8700, Clck);	/* 0x27 clock */
 	reg_w_val(dev, 0x8112, 0x10 | 0x20);
+	setcontrast(gspca_dev);
+/*	setbrightness(gspca_dev);	 * fixme: bad values */
+	setwhite(gspca_dev);
 	setautogain(gspca_dev);
 	return 0;
 }
@@ -805,7 +799,6 @@ static void do_autogain(struct gspca_dev *gspca_dev)
 	__u8 luma_mean = 110;
 	__u8 luma_delta = 20;
 	__u8 spring = 4;
-	__u8 reg8339[2];
 
 	if (sd->ag_cnt < 0)
 		return;
@@ -848,13 +841,13 @@ static void do_autogain(struct gspca_dev *gspca_dev)
 
 			if (gainG > 0x3f)
 				gainG = 0x3f;
-			else if (gainG < 4)
+			else if (gainG < 3)
 				gainG = 3;
 			i2c_write(gspca_dev, gainG, 0x35);
 
-			if (expotimes >= 0x0256)
+			if (expotimes > 0x0256)
 				expotimes = 0x0256;
-			else if (expotimes < 4)
+			else if (expotimes < 3)
 				expotimes = 3;
 			i2c_write(gspca_dev, expotimes | pixelclk, 0x09);
 		}
@@ -862,13 +855,13 @@ static void do_autogain(struct gspca_dev *gspca_dev)
 	case Rev012A:
 		reg_r(gspca_dev, 0x8330, 2);
 		if (gspca_dev->usb_buf[1] > 0x08) {
-			reg8339[0] = ++sd->expo12a;
-			reg8339[1] = 0;
-			reg_w_buf(gspca_dev, 0x8339, reg8339, 2);
+			gspca_dev->usb_buf[0] = ++sd->expo12a;
+			gspca_dev->usb_buf[1] = 0;
+			reg_w_buf(gspca_dev, 0x8339, 2);
 		} else if (gspca_dev->usb_buf[1] < 0x02) {
-			reg8339[0] = --sd->expo12a;
-			reg8339[1] = 0;
-			reg_w_buf(gspca_dev, 0x8339, reg8339, 2);
+			gspca_dev->usb_buf[0] = --sd->expo12a;
+			gspca_dev->usb_buf[1] = 0;
+			reg_w_buf(gspca_dev, 0x8339, 2);
 		}
 		break;
 	}
@@ -881,8 +874,8 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 {
 	struct sd *sd = (struct sd *) gspca_dev;
 
-	switch (data[0]) {
-	case 0:		/* start of frame */
+	switch (data[0]) {			/* sequence number */
+	case 0:					/* start of frame */
 		frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame,
 					data, 0);
 		data += SPCA561_OFFSET_DATA;
@@ -904,8 +897,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 						frame, data, len);
 		}
 		return;
-	case 0xff:		/* drop */
-/*		gspca_dev->last_packet_type = DISCARD_PACKET; */
+	case 0xff:			/* drop (empty mpackets) */
 		return;
 	}
 	data++;
@@ -914,55 +906,6 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 }
 
 /* rev 72a only */
-static void setbrightness(struct gspca_dev *gspca_dev)
-{
-	struct sd *sd = (struct sd *) gspca_dev;
-	__u8 value;
-
-	value = sd->brightness;
-	reg_w_val(gspca_dev->dev, 0x8611, value);
-	reg_w_val(gspca_dev->dev, 0x8612, value);
-	reg_w_val(gspca_dev->dev, 0x8613, value);
-	reg_w_val(gspca_dev->dev, 0x8614, value);
-}
-
-static void getbrightness(struct gspca_dev *gspca_dev)
-{
-	struct sd *sd = (struct sd *) gspca_dev;
-	__u16 tot;
-
-	tot = 0;
-	reg_r(gspca_dev, 0x8611, 1);
-	tot += gspca_dev->usb_buf[0];
-	reg_r(gspca_dev, 0x8612, 1);
-	tot += gspca_dev->usb_buf[0];
-	reg_r(gspca_dev, 0x8613, 1);
-	tot += gspca_dev->usb_buf[0];
-	reg_r(gspca_dev, 0x8614, 1);
-	tot += gspca_dev->usb_buf[0];
-	sd->brightness = tot >> 2;
-}
-
-/* rev72a only */
-static void getcontrast(struct gspca_dev *gspca_dev)
-{
-	struct sd *sd = (struct sd *) gspca_dev;
-	__u16 tot;
-
-	tot = 0;
-	reg_r(gspca_dev, 0x8651, 1);
-	tot += gspca_dev->usb_buf[0];
-	reg_r(gspca_dev, 0x8652, 1);
-	tot += gspca_dev->usb_buf[0];
-	reg_r(gspca_dev, 0x8653, 1);
-	tot += gspca_dev->usb_buf[0];
-	reg_r(gspca_dev, 0x8654, 1);
-	tot += gspca_dev->usb_buf[0];
-	sd->contrast = tot << 6;
-	PDEBUG(D_CONF, "get contrast %d", sd->contrast);
-}
-
-/* rev 72a only */
 static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
@@ -977,7 +920,6 @@ static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
 
-	getbrightness(gspca_dev);
 	*val = sd->brightness;
 	return 0;
 }
@@ -997,7 +939,6 @@ static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
 
-	getcontrast(gspca_dev);
 	*val = sd->contrast;
 	return 0;
 }
@@ -1020,7 +961,6 @@ static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val)
 	return 0;
 }
 
-/* rev12a only */
 static int sd_setwhite(struct gspca_dev *gspca_dev, __s32 val)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
@@ -1135,6 +1075,19 @@ static struct ctrl sd_ctrls_12a[] = {
 
 static struct ctrl sd_ctrls_72a[] = {
 	{
+	    {
+		.id = V4L2_CID_DO_WHITE_BALANCE,
+		.type = V4L2_CTRL_TYPE_INTEGER,
+		.name = "White Balance",
+		.minimum = WHITE_MIN,
+		.maximum = WHITE_MAX,
+		.step = 1,
+		.default_value = WHITE_DEF,
+	    },
+	    .set = sd_setwhite,
+	    .get = sd_getwhite,
+	},
+	{
 	   {
 		.id = V4L2_CID_BRIGHTNESS,
 		.type = V4L2_CTRL_TYPE_INTEGER,
diff --git a/linux/drivers/media/video/gspca/stk014.c b/linux/drivers/media/video/gspca/stk014.c
index 74f57db53..60de9af87 100644
--- a/linux/drivers/media/video/gspca/stk014.c
+++ b/linux/drivers/media/video/gspca/stk014.c
@@ -109,7 +109,7 @@ static struct ctrl sd_ctrls[] = {
 	},
 };
 
-static struct v4l2_pix_format vga_mode[] = {
+static const struct v4l2_pix_format vga_mode[] = {
 	{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
 		.bytesperline = 320,
 		.sizeimage = 320 * 240 * 3 / 8 + 590,
diff --git a/linux/drivers/media/video/gspca/stv06xx/Kconfig b/linux/drivers/media/video/gspca/stv06xx/Kconfig
new file mode 100644
index 000000000..634ad38d9
--- /dev/null
+++ b/linux/drivers/media/video/gspca/stv06xx/Kconfig
@@ -0,0 +1,9 @@
+config USB_STV06XX
+	tristate "STV06XX USB Camera Driver"
+	depends on USB_GSPCA
+	help
+	  Say Y here if you want support for cameras based on
+	  the ST STV06XX chip.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called gspca_stv06xx.
diff --git a/linux/drivers/media/video/gspca/stv06xx/Makefile b/linux/drivers/media/video/gspca/stv06xx/Makefile
new file mode 100644
index 000000000..8f002b623
--- /dev/null
+++ b/linux/drivers/media/video/gspca/stv06xx/Makefile
@@ -0,0 +1,6 @@
+obj-$(CONFIG_USB_STV06XX) += gspca_stv06xx.o
+
+gspca_stv06xx-objs := stv06xx.o \
+		      stv06xx_vv6410.o \
+		      stv06xx_hdcs.o \
+		      stv06xx_pb0100.o
diff --git a/linux/drivers/media/video/gspca/stv06xx/stv06xx.c b/linux/drivers/media/video/gspca/stv06xx/stv06xx.c
new file mode 100644
index 000000000..29e43718b
--- /dev/null
+++ b/linux/drivers/media/video/gspca/stv06xx/stv06xx.c
@@ -0,0 +1,522 @@
+/*
+ * Copyright (c) 2001 Jean-Fredric Clere, Nikolas Zimmermann, Georg Acher
+ *		      Mark Cave-Ayland, Carlo E Prelz, Dick Streefland
+ * Copyright (c) 2002, 2003 Tuukka Toivonen
+ * Copyright (c) 2008 Erik Andrén
+ *
+ * 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
+ *
+ * P/N 861037:      Sensor HDCS1000        ASIC STV0600
+ * P/N 861050-0010: Sensor HDCS1000        ASIC STV0600
+ * P/N 861050-0020: Sensor Photobit PB100  ASIC STV0600-1 - QuickCam Express
+ * P/N 861055:      Sensor ST VV6410       ASIC STV0610   - LEGO cam
+ * P/N 861075-0040: Sensor HDCS1000        ASIC
+ * P/N 961179-0700: Sensor ST VV6410       ASIC STV0602   - Dexxa WebCam USB
+ * P/N 861040-0000: Sensor ST VV6410       ASIC STV0610   - QuickCam Web
+ */
+
+#include "stv06xx_sensor.h"
+
+MODULE_AUTHOR("Erik Andrén");
+MODULE_DESCRIPTION("STV06XX USB Camera Driver");
+MODULE_LICENSE("GPL");
+
+int dump_bridge;
+int dump_sensor;
+
+int stv06xx_write_bridge(struct sd *sd, u16 address, u16 i2c_data)
+{
+	int err;
+	struct usb_device *udev = sd->gspca_dev.dev;
+	__u8 *buf = sd->gspca_dev.usb_buf;
+	u8 len = (i2c_data > 0xff) ? 2 : 1;
+
+	buf[0] = i2c_data & 0xff;
+	buf[1] = (i2c_data >> 8) & 0xff;
+
+	err = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
+			      0x04, 0x40, address, 0, buf, len,
+			      STV06XX_URB_MSG_TIMEOUT);
+
+
+	PDEBUG(D_CONF, "Written 0x%x to address 0x%x, status: %d",
+	       i2c_data, address, err);
+
+	return (err < 0) ? err : 0;
+}
+
+int stv06xx_read_bridge(struct sd *sd, u16 address, u8 *i2c_data)
+{
+	int err;
+	struct usb_device *udev = sd->gspca_dev.dev;
+	__u8 *buf = sd->gspca_dev.usb_buf;
+
+	err = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
+			      0x04, 0xc0, address, 0, buf, 1,
+			      STV06XX_URB_MSG_TIMEOUT);
+
+	*i2c_data = buf[0];
+
+	PDEBUG(D_CONF, "Read 0x%x from address 0x%x, status %d",
+	       *i2c_data, address, err);
+
+	return (err < 0) ? err : 0;
+}
+
+/* Wraps the normal write sensor bytes / words functions for writing a
+   single value */
+int stv06xx_write_sensor(struct sd *sd, u8 address, u16 value)
+{
+	if (sd->sensor->i2c_len == 2) {
+		u16 data[2] = { address, value };
+		return stv06xx_write_sensor_words(sd, data, 1);
+	} else {
+		u8 data[2] = { address, value };
+		return stv06xx_write_sensor_bytes(sd, data, 1);
+	}
+}
+
+static int stv06xx_write_sensor_finish(struct sd *sd)
+{
+	int err = 0;
+
+	if (IS_850(sd)) {
+		struct usb_device *udev = sd->gspca_dev.dev;
+		__u8 *buf = sd->gspca_dev.usb_buf;
+
+		/* Quickam Web needs an extra packet */
+		buf[0] = 0;
+		err = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
+				      0x04, 0x40, 0x1704, 0, buf, 1,
+				      STV06XX_URB_MSG_TIMEOUT);
+	}
+
+	return (err < 0) ? err : 0;
+}
+
+int stv06xx_write_sensor_bytes(struct sd *sd, const u8 *data, u8 len)
+{
+	int err, i, j;
+	struct usb_device *udev = sd->gspca_dev.dev;
+	__u8 *buf = sd->gspca_dev.usb_buf;
+
+	PDEBUG(D_USBO, "I2C: Command buffer contains %d entries", len);
+	for (i = 0; i < len;) {
+		/* Build the command buffer */
+		memset(buf, 0, I2C_BUFFER_LENGTH);
+		for (j = 0; j < I2C_MAX_BYTES && i < len; j++, i++) {
+			buf[j] = data[2*i];
+			buf[0x10 + j] = data[2*i+1];
+			PDEBUG(D_USBO, "I2C: Writing 0x%02x to reg 0x%02x",
+			data[2*i+1], data[2*i]);
+		}
+		buf[0x20] = sd->sensor->i2c_addr;
+		buf[0x21] = j - 1; /* Number of commands to send - 1 */
+		buf[0x22] = I2C_WRITE_CMD;
+		err = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
+				      0x04, 0x40, 0x0400, 0, buf,
+				      I2C_BUFFER_LENGTH,
+				      STV06XX_URB_MSG_TIMEOUT);
+				      if (err < 0)
+					return err;
+       }
+       return stv06xx_write_sensor_finish(sd);
+}
+
+int stv06xx_write_sensor_words(struct sd *sd, const u16 *data, u8 len)
+{
+	int err, i, j;
+	struct usb_device *udev = sd->gspca_dev.dev;
+	__u8 *buf = sd->gspca_dev.usb_buf;
+
+	PDEBUG(D_USBO, "I2C: Command buffer contains %d entries", len);
+
+	for (i = 0; i < len;) {
+		/* Build the command buffer */
+		memset(buf, 0, I2C_BUFFER_LENGTH);
+		for (j = 0; j < I2C_MAX_WORDS && i < len; j++, i++) {
+			buf[j] = data[2*i];
+			buf[0x10 + j * 2] = data[2*i+1];
+			buf[0x10 + j * 2 + 1] = data[2*i+1] >> 8;
+			PDEBUG(D_USBO, "I2C: Writing 0x%04x to reg 0x%02x",
+				data[2*i+1], data[2*i]);
+		}
+		buf[0x20] = sd->sensor->i2c_addr;
+		buf[0x21] = j - 1; /* Number of commands to send - 1 */
+		buf[0x22] = I2C_WRITE_CMD;
+		err = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
+				0x04, 0x40, 0x0400, 0, buf,
+				I2C_BUFFER_LENGTH,
+				STV06XX_URB_MSG_TIMEOUT);
+		if (err < 0)
+			return err;
+	}
+	return stv06xx_write_sensor_finish(sd);
+}
+
+int stv06xx_read_sensor(struct sd *sd, const u8 address, u16 *value)
+{
+	int err;
+	struct usb_device *udev = sd->gspca_dev.dev;
+	__u8 *buf = sd->gspca_dev.usb_buf;
+
+	err = stv06xx_write_bridge(sd, STV_I2C_FLUSH, sd->sensor->i2c_flush);
+	if (err < 0)
+		return err;
+
+	/* Clear mem */
+	memset(buf, 0, I2C_BUFFER_LENGTH);
+
+	buf[0] = address;
+	buf[0x20] = sd->sensor->i2c_addr;
+	buf[0x21] = 0;
+
+	/* Read I2C register */
+	buf[0x22] = I2C_READ_CMD;
+
+	err = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
+			      0x04, 0x40, 0x1400, 0, buf, I2C_BUFFER_LENGTH,
+			      STV06XX_URB_MSG_TIMEOUT);
+	if (err < 0) {
+		PDEBUG(D_ERR, "I2C Read: error writing address: %d", err);
+		return err;
+	}
+
+	err = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
+			      0x04, 0xc0, 0x1410, 0, buf, sd->sensor->i2c_len,
+			      STV06XX_URB_MSG_TIMEOUT);
+	if (sd->sensor->i2c_len == 2)
+		*value = buf[0] | (buf[1] << 8);
+	else
+		*value = buf[0];
+
+	PDEBUG(D_USBO, "I2C: Read 0x%x from address 0x%x, status: %d",
+	       *value, address, err);
+
+	return (err < 0) ? err : 0;
+}
+
+/* Dumps all bridge registers */
+static void stv06xx_dump_bridge(struct sd *sd)
+{
+	int i;
+	u8 data, buf;
+
+	info("Dumping all stv06xx bridge registers");
+	for (i = 0x1400; i < 0x160f; i++) {
+		stv06xx_read_bridge(sd, i, &data);
+
+		info("Read 0x%x from address 0x%x", data, i);
+	}
+
+	for (i = 0x1400; i < 0x160f; i++) {
+		stv06xx_read_bridge(sd, i, &data);
+		buf = data;
+
+		stv06xx_write_bridge(sd, i, 0xff);
+		stv06xx_read_bridge(sd, i, &data);
+		if (data == 0xff)
+			info("Register 0x%x is read/write", i);
+		else if (data != buf)
+			info("Register 0x%x is read/write,"
+			     "but only partially", i);
+		else
+			info("Register 0x%x is read-only", i);
+
+		stv06xx_write_bridge(sd, i, buf);
+	}
+}
+
+/* this function is called at probe and resume time */
+static int stv06xx_init(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	int err;
+
+	PDEBUG(D_PROBE, "Initializing camera");
+
+	/* Let the usb init settle for a bit
+	   before performing the initialization */
+	msleep(250);
+
+	err = sd->sensor->init(sd);
+
+	if (dump_sensor)
+		sd->sensor->dump(sd);
+
+	return (err < 0) ? err : 0;
+}
+
+/* Start the camera */
+static int stv06xx_start(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	int err;
+
+	/* Prepare the sensor for start */
+	err = sd->sensor->start(sd);
+	if (err < 0)
+		goto out;
+
+	/* Start isochronous streaming */
+	err = stv06xx_write_bridge(sd, STV_ISO_ENABLE, 1);
+
+out:
+	if (err < 0)
+		PDEBUG(D_STREAM, "Starting stream failed");
+	else
+		PDEBUG(D_STREAM, "Started streaming");
+
+	return (err < 0) ? err : 0;
+}
+
+static void stv06xx_stopN(struct gspca_dev *gspca_dev)
+{
+	int err;
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	/* stop ISO-streaming */
+	err = stv06xx_write_bridge(sd, STV_ISO_ENABLE, 0);
+	if (err < 0)
+		goto out;
+
+	err = sd->sensor->stop(sd);
+	if (err < 0)
+		goto out;
+
+out:
+	if (err < 0)
+		PDEBUG(D_STREAM, "Failed to stop stream");
+	else
+		PDEBUG(D_STREAM, "Stopped streaming");
+}
+
+/*
+ * Analyse an USB packet of the data stream and store it appropriately.
+ * Each packet contains an integral number of chunks. Each chunk has
+ * 2-bytes identification, followed by 2-bytes that describe the chunk
+ * length. Known/guessed chunk identifications are:
+ * 8001/8005/C001/C005 - Begin new frame
+ * 8002/8006/C002/C006 - End frame
+ * 0200/4200           - Contains actual image data, bayer or compressed
+ * 0005                - 11 bytes of unknown data
+ * 0100                - 2 bytes of unknown data
+ * The 0005 and 0100 chunks seem to appear only in compressed stream.
+ */
+static void stv06xx_pkt_scan(struct gspca_dev *gspca_dev,
+			struct gspca_frame *frame,	/* target */
+			__u8 *data,			/* isoc packet */
+			int len)			/* iso packet length */
+{
+	PDEBUG(D_PACK, "Packet of length %d arrived", len);
+
+	/* A packet may contain several frames
+	   loop until the whole packet is reached */
+	while (len) {
+		int id, chunk_len;
+
+		if (len < 4) {
+			PDEBUG(D_PACK, "Packet is smaller than 4 bytes");
+			return;
+		}
+
+		/* Capture the id */
+		id = (data[0] << 8) | data[1];
+
+		/* Capture the chunk length */
+		chunk_len = (data[2] << 8) | data[3];
+		PDEBUG(D_PACK, "Chunk id: %x, length: %d", id, chunk_len);
+
+		data += 4;
+		len -= 4;
+
+		if (len < chunk_len) {
+			PDEBUG(D_ERR, "URB packet length is smaller"
+				" than the specified chunk length");
+			return;
+		}
+
+		switch (id) {
+		case 0x0200:
+		case 0x4200:
+			PDEBUG(D_PACK, "Frame data packet detected");
+
+			gspca_frame_add(gspca_dev, INTER_PACKET, frame,
+					data, chunk_len);
+			break;
+
+		case 0x8001:
+		case 0x8005:
+		case 0xc001:
+		case 0xc005:
+			PDEBUG(D_PACK, "Starting new frame");
+
+			/* Create a new frame, chunk length should be zero */
+			gspca_frame_add(gspca_dev, FIRST_PACKET,
+					frame, data, 0);
+
+			if (chunk_len)
+				PDEBUG(D_ERR, "Chunk length is "
+					      "non-zero on a SOF");
+			break;
+
+		case 0x8002:
+		case 0x8006:
+		case 0xc002:
+			PDEBUG(D_PACK, "End of frame detected");
+
+			/* Complete the last frame (if any) */
+			gspca_frame_add(gspca_dev, LAST_PACKET, frame, data, 0);
+
+			if (chunk_len)
+				PDEBUG(D_ERR, "Chunk length is "
+					      "non-zero on a EOF");
+			break;
+
+		case 0x0005:
+			PDEBUG(D_PACK, "Chunk 0x005 detected");
+			/* Unknown chunk with 11 bytes of data,
+			   occurs just before end of each frame
+			   in compressed mode */
+			break;
+
+		case 0x0100:
+			PDEBUG(D_PACK, "Chunk 0x0100 detected");
+			/* Unknown chunk with 2 bytes of data,
+			   occurs 2-3 times per USB interrupt */
+			break;
+		default:
+			PDEBUG(D_PACK, "Unknown chunk %d detected", id);
+			/* Unknown chunk */
+		}
+		data    += chunk_len;
+		len     -= chunk_len;
+	}
+}
+
+static int stv06xx_config(struct gspca_dev *gspca_dev,
+			  const struct usb_device_id *id);
+
+/* sub-driver description */
+static const struct sd_desc sd_desc = {
+	.name = MODULE_NAME,
+	.config = stv06xx_config,
+	.init = stv06xx_init,
+	.start = stv06xx_start,
+	.stopN = stv06xx_stopN,
+	.pkt_scan = stv06xx_pkt_scan
+};
+
+/* This function is called at probe time */
+static int stv06xx_config(struct gspca_dev *gspca_dev,
+			  const struct usb_device_id *id)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	struct cam *cam;
+
+	PDEBUG(D_PROBE, "Configuring camera");
+
+	cam = &gspca_dev->cam;
+	cam->epaddr = STV_ISOC_ENDPOINT_ADDR;
+	sd->desc = sd_desc;
+	gspca_dev->sd_desc = &sd->desc;
+
+	if (dump_bridge)
+		stv06xx_dump_bridge(sd);
+
+	sd->sensor = &stv06xx_sensor_vv6410;
+	if (!sd->sensor->probe(sd))
+		return 0;
+
+	sd->sensor = &stv06xx_sensor_hdcs1x00;
+	if (!sd->sensor->probe(sd))
+		return 0;
+
+	sd->sensor = &stv06xx_sensor_hdcs1020;
+	if (!sd->sensor->probe(sd))
+		return 0;
+
+	sd->sensor = &stv06xx_sensor_pb0100;
+	if (!sd->sensor->probe(sd))
+		return 0;
+
+	sd->sensor = NULL;
+	return -ENODEV;
+}
+
+
+
+/* -- module initialisation -- */
+static const __devinitdata struct usb_device_id device_table[] = {
+	{USB_DEVICE(0x046d, 0x0840)}, /* QuickCam Express */
+	{USB_DEVICE(0x046d, 0x0850)}, /* LEGO cam / QuickCam Web */
+	{USB_DEVICE(0x046d, 0x0870)}, /* Dexxa WebCam USB */
+	{}
+};
+MODULE_DEVICE_TABLE(usb, device_table);
+
+/* -- device connect -- */
+static int sd_probe(struct usb_interface *intf,
+			const struct usb_device_id *id)
+{
+	PDEBUG(D_PROBE, "Probing for a stv06xx device");
+	return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
+			       THIS_MODULE);
+}
+
+void sd_disconnect(struct usb_interface *intf)
+{
+	struct gspca_dev *gspca_dev = usb_get_intfdata(intf);
+	struct sd *sd = (struct sd *) gspca_dev;
+	PDEBUG(D_PROBE, "Disconnecting the stv06xx device");
+
+	if (sd->sensor->disconnect)
+		sd->sensor->disconnect(sd);
+	gspca_disconnect(intf);
+}
+
+static struct usb_driver sd_driver = {
+	.name = MODULE_NAME,
+	.id_table = device_table,
+	.probe = sd_probe,
+	.disconnect = sd_disconnect,
+#ifdef CONFIG_PM
+	.suspend = gspca_suspend,
+	.resume = gspca_resume,
+#endif
+};
+
+/* -- module insert / remove -- */
+static int __init sd_mod_init(void)
+{
+	if (usb_register(&sd_driver) < 0)
+		return -1;
+	PDEBUG(D_PROBE, "registered");
+	return 0;
+}
+static void __exit sd_mod_exit(void)
+{
+	usb_deregister(&sd_driver);
+	PDEBUG(D_PROBE, "deregistered");
+}
+
+module_init(sd_mod_init);
+module_exit(sd_mod_exit);
+
+module_param(dump_bridge, bool, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(dump_bridge, "Dumps all usb bridge registers at startup");
+
+module_param(dump_sensor, bool, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(dump_sensor, "Dumps all sensor registers at startup");
diff --git a/linux/drivers/media/video/gspca/stv06xx/stv06xx.h b/linux/drivers/media/video/gspca/stv06xx/stv06xx.h
new file mode 100644
index 000000000..1207e7d17
--- /dev/null
+++ b/linux/drivers/media/video/gspca/stv06xx/stv06xx.h
@@ -0,0 +1,107 @@
+/*
+ * Copyright (c) 2001 Jean-Fredric Clere, Nikolas Zimmermann, Georg Acher
+ *		      Mark Cave-Ayland, Carlo E Prelz, Dick Streefland
+ * Copyright (c) 2002, 2003 Tuukka Toivonen
+ * Copyright (c) 2008 Erik Andrén
+ *
+ * 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
+ *
+ * P/N 861037:      Sensor HDCS1000        ASIC STV0600
+ * P/N 861050-0010: Sensor HDCS1000        ASIC STV0600
+ * P/N 861050-0020: Sensor Photobit PB100  ASIC STV0600-1 - QuickCam Express
+ * P/N 861055:      Sensor ST VV6410       ASIC STV0610   - LEGO cam
+ * P/N 861075-0040: Sensor HDCS1000        ASIC
+ * P/N 961179-0700: Sensor ST VV6410       ASIC STV0602   - Dexxa WebCam USB
+ * P/N 861040-0000: Sensor ST VV6410       ASIC STV0610   - QuickCam Web
+ */
+
+#ifndef STV06XX_H_
+#define STV06XX_H_
+
+#include "gspca.h"
+
+#define MODULE_NAME "STV06xx"
+
+#define STV_ISOC_ENDPOINT_ADDR		0x81
+
+#ifndef V4L2_PIX_FMT_SGRBG8
+#define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G')
+#endif
+
+#define STV_REG23 			0x0423
+
+/* Control registers of the STV0600 ASIC */
+#define STV_I2C_PARTNER			0x1420
+#define STV_I2C_VAL_REG_VAL_PAIRS_MIN1	0x1421
+#define STV_I2C_READ_WRITE_TOGGLE	0x1422
+#define STV_I2C_FLUSH			0x1423
+#define STV_I2C_SUCC_READ_REG_VALS	0x1424
+
+#define STV_ISO_ENABLE			0x1440
+#define STV_SCAN_RATE			0x1443
+#define STV_LED_CTRL			0x1445
+#define STV_STV0600_EMULATION		0x1446
+#define STV_REG00			0x1500
+#define STV_REG01			0x1501
+#define STV_REG02			0x1502
+#define STV_REG03			0x1503
+#define STV_REG04			0x1504
+
+#define STV_ISO_SIZE_L			0x15c1
+#define STV_ISO_SIZE_H			0x15c2
+
+/* Refers to the CIF 352x288 and QCIF 176x144 */
+/* 1: 288 lines, 2: 144 lines */
+#define STV_Y_CTRL			0x15c3
+
+/* 0xa: 352 columns, 0x6: 176 columns */
+#define STV_X_CTRL			0x1680
+
+#define STV06XX_URB_MSG_TIMEOUT		5000
+
+#define I2C_MAX_BYTES			16
+#define I2C_MAX_WORDS			8
+
+#define I2C_BUFFER_LENGTH		0x23
+#define I2C_READ_CMD			3
+#define I2C_WRITE_CMD			1
+
+#define LED_ON				1
+#define LED_OFF				0
+
+/* STV06xx device descriptor */
+struct sd {
+	struct gspca_dev gspca_dev;
+
+	/* A pointer to the currently connected sensor */
+	const struct stv06xx_sensor *sensor;
+
+	/* A pointer to the sd_desc struct */
+	struct sd_desc desc;
+
+	/* Sensor private data */
+	void *sensor_priv;
+};
+
+int stv06xx_write_bridge(struct sd *sd, u16 address, u16 i2c_data);
+int stv06xx_read_bridge(struct sd *sd, u16 address, u8 *i2c_data);
+
+int stv06xx_write_sensor_bytes(struct sd *sd, const u8 *data, u8 len);
+int stv06xx_write_sensor_words(struct sd *sd, const u16 *data, u8 len);
+
+int stv06xx_read_sensor(struct sd *sd, const u8 address, u16 *value);
+int stv06xx_write_sensor(struct sd *sd, u8 address, u16 value);
+
+#endif
diff --git a/linux/drivers/media/video/gspca/stv06xx/stv06xx_hdcs.c b/linux/drivers/media/video/gspca/stv06xx/stv06xx_hdcs.c
new file mode 100644
index 000000000..1cfe58504
--- /dev/null
+++ b/linux/drivers/media/video/gspca/stv06xx/stv06xx_hdcs.c
@@ -0,0 +1,533 @@
+/*
+ * Copyright (c) 2001 Jean-Fredric Clere, Nikolas Zimmermann, Georg Acher
+ *		      Mark Cave-Ayland, Carlo E Prelz, Dick Streefland
+ * Copyright (c) 2002, 2003 Tuukka Toivonen
+ * Copyright (c) 2008 Erik Andrén
+ * Copyright (c) 2008 Chia-I Wu
+ *
+ * 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
+ *
+ * P/N 861037:      Sensor HDCS1000        ASIC STV0600
+ * P/N 861050-0010: Sensor HDCS1000        ASIC STV0600
+ * P/N 861050-0020: Sensor Photobit PB100  ASIC STV0600-1 - QuickCam Express
+ * P/N 861055:      Sensor ST VV6410       ASIC STV0610   - LEGO cam
+ * P/N 861075-0040: Sensor HDCS1000        ASIC
+ * P/N 961179-0700: Sensor ST VV6410       ASIC STV0602   - Dexxa WebCam USB
+ * P/N 861040-0000: Sensor ST VV6410       ASIC STV0610   - QuickCam Web
+ */
+
+#include "stv06xx_hdcs.h"
+
+enum hdcs_power_state {
+	HDCS_STATE_SLEEP,
+	HDCS_STATE_IDLE,
+	HDCS_STATE_RUN
+};
+
+/* no lock? */
+struct hdcs {
+	enum hdcs_power_state state;
+	int w, h;
+
+	/* visible area of the sensor array */
+	struct {
+		int left, top;
+		int width, height;
+		int border;
+	} array;
+
+	struct {
+		/* Column timing overhead */
+		u8 cto;
+		/* Column processing overhead */
+		u8 cpo;
+		/* Row sample period constant */
+		u16 rs;
+		/* Exposure reset duration */
+		u16 er;
+	} exp;
+
+	int psmp;
+};
+
+static int hdcs_reg_write_seq(struct sd *sd, u8 reg, u8 *vals, u8 len)
+{
+	u8 regs[I2C_MAX_BYTES * 2];
+	int i;
+
+	if (unlikely((len <= 0) || (len >= I2C_MAX_BYTES) ||
+		     (reg + len > 0xff)))
+		return -EINVAL;
+
+	for (i = 0; i < len; i++, reg++) {
+		regs[2*i] = reg;
+		regs[2*i+1] = vals[i];
+	}
+
+	return stv06xx_write_sensor_bytes(sd, regs, len);
+}
+
+static int hdcs_set_state(struct sd *sd, enum hdcs_power_state state)
+{
+	struct hdcs *hdcs = sd->sensor_priv;
+	u8 val;
+	int ret;
+
+	if (hdcs->state == state)
+		return 0;
+
+	/* we need to go idle before running or sleeping */
+	if (hdcs->state != HDCS_STATE_IDLE) {
+		ret = stv06xx_write_sensor(sd, HDCS_REG_CONTROL(sd), 0);
+		if (ret)
+			return ret;
+	}
+
+	hdcs->state = HDCS_STATE_IDLE;
+
+	if (state == HDCS_STATE_IDLE)
+		return 0;
+
+	switch (state) {
+	case HDCS_STATE_SLEEP:
+		val = HDCS_SLEEP_MODE;
+		break;
+
+	case HDCS_STATE_RUN:
+		val = HDCS_RUN_ENABLE;
+		break;
+
+	default:
+		return -EINVAL;
+	}
+
+	ret = stv06xx_write_sensor(sd, HDCS_REG_CONTROL(sd), val);
+	if (ret < 0)
+		hdcs->state = state;
+
+	return ret;
+}
+
+static int hdcs_reset(struct sd *sd)
+{
+	struct hdcs *hdcs = sd->sensor_priv;
+	int err;
+
+	err = stv06xx_write_sensor(sd, HDCS_REG_CONTROL(sd), 1);
+	if (err < 0)
+		return err;
+
+	err = stv06xx_write_sensor(sd, HDCS_REG_CONTROL(sd), 0);
+	if (err < 0)
+		hdcs->state = HDCS_STATE_IDLE;
+
+	return err;
+}
+
+static int hdcs_get_exposure(struct gspca_dev *gspca_dev, __s32 *val)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	struct hdcs *hdcs = sd->sensor_priv;
+
+	/* Column time period */
+	int ct;
+	/* Column processing period */
+	int cp;
+	/* Row processing period */
+	int rp;
+	int cycles;
+	int err;
+	int rowexp;
+	u16 data[2];
+
+	err = stv06xx_read_sensor(sd, HDCS_ROWEXPL, &data[0]);
+	if (err < 0)
+		return err;
+
+	err = stv06xx_read_sensor(sd, HDCS_ROWEXPH, &data[1]);
+	if (err < 0)
+		return err;
+
+	rowexp = (data[1] << 8) | data[0];
+
+	ct = hdcs->exp.cto + hdcs->psmp + (HDCS_ADC_START_SIG_DUR + 2);
+	cp = hdcs->exp.cto + (hdcs->w * ct / 2);
+	rp = hdcs->exp.rs + cp;
+
+	cycles = rp * rowexp;
+	*val = cycles / HDCS_CLK_FREQ_MHZ;
+	PDEBUG(D_V4L2, "Read exposure %d", *val);
+	return 0;
+}
+
+static int hdcs_set_exposure(struct gspca_dev *gspca_dev, __s32 val)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	struct hdcs *hdcs = sd->sensor_priv;
+	int rowexp, srowexp;
+	int max_srowexp;
+	/* Column time period */
+	int ct;
+	/* Column processing period */
+	int cp;
+	/* Row processing period */
+	int rp;
+	/* Minimum number of column timing periods
+	   within the column processing period */
+	int mnct;
+	int cycles, err;
+	u8 exp[4];
+
+	cycles = val * HDCS_CLK_FREQ_MHZ;
+
+	ct = hdcs->exp.cto + hdcs->psmp + (HDCS_ADC_START_SIG_DUR + 2);
+	cp = hdcs->exp.cto + (hdcs->w * ct / 2);
+
+	/* the cycles one row takes */
+	rp = hdcs->exp.rs + cp;
+
+	rowexp = cycles / rp;
+
+	/* the remaining cycles */
+	cycles -= rowexp * rp;
+
+	/* calculate sub-row exposure */
+	if (IS_1020(sd)) {
+		/* see HDCS-1020 datasheet 3.5.6.4, p. 63 */
+		srowexp = hdcs->w - (cycles + hdcs->exp.er + 13) / ct;
+
+		mnct = (hdcs->exp.er + 12 + ct - 1) / ct;
+		max_srowexp = hdcs->w - mnct;
+	} else {
+		/* see HDCS-1000 datasheet 3.4.5.5, p. 61 */
+		srowexp = cp - hdcs->exp.er - 6 - cycles;
+
+		mnct = (hdcs->exp.er + 5 + ct - 1) / ct;
+		max_srowexp = cp - mnct * ct - 1;
+	}
+
+	if (srowexp < 0)
+		srowexp = 0;
+	else if (srowexp > max_srowexp)
+		srowexp = max_srowexp;
+
+	if (IS_1020(sd)) {
+		exp[0] = rowexp & 0xff;
+		exp[1] = rowexp >> 8;
+		exp[2] = (srowexp >> 2) & 0xff;
+		/* this clears exposure error flag */
+		exp[3] = 0x1;
+		err = hdcs_reg_write_seq(sd, HDCS_ROWEXPL, exp, 4);
+	} else {
+		exp[0] = rowexp & 0xff;
+		exp[1] = rowexp >> 8;
+		exp[2] = srowexp & 0xff;
+		exp[3] = srowexp >> 8;
+		err = hdcs_reg_write_seq(sd, HDCS_ROWEXPL, exp, 4);
+		if (err < 0)
+			return err;
+
+		/* clear exposure error flag */
+		err = stv06xx_write_sensor(sd,
+		     HDCS_STATUS, BIT(4));
+	}
+	PDEBUG(D_V4L2, "Writing exposure %d, rowexp %d, srowexp %d",
+	       val, rowexp, srowexp);
+	return err;
+}
+
+static int hdcs_set_gains(struct sd *sd, u8 r, u8 g, u8 b)
+{
+	u8 gains[4];
+
+	/* the voltage gain Av = (1 + 19 * val / 127) * (1 + bit7) */
+	if (r > 127)
+		r = 0x80 | (r / 2);
+	if (g > 127)
+		g = 0x80 | (g / 2);
+	if (b > 127)
+		b = 0x80 | (b / 2);
+
+	gains[0] = g;
+	gains[1] = r;
+	gains[2] = b;
+	gains[3] = g;
+
+	return hdcs_reg_write_seq(sd, HDCS_ERECPGA, gains, 4);
+}
+
+static int hdcs_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	int err;
+	u16 data;
+
+	err = stv06xx_read_sensor(sd, HDCS_ERECPGA, &data);
+
+	/* Bit 7 doubles the gain */
+	if (data & 0x80)
+		*val = (data & 0x7f) * 2;
+	else
+		*val = data;
+
+	PDEBUG(D_V4L2, "Read gain %d", *val);
+	return err;
+}
+
+static int hdcs_set_gain(struct gspca_dev *gspca_dev, __s32 val)
+{
+	PDEBUG(D_V4L2, "Writing gain %d", val);
+	return hdcs_set_gains((struct sd *) gspca_dev,
+			       val & 0xff, val & 0xff, val & 0xff);
+}
+
+static int hdcs_set_size(struct sd *sd,
+		unsigned int width, unsigned int height)
+{
+	struct hdcs *hdcs = sd->sensor_priv;
+	u8 win[4];
+	unsigned int x, y;
+	int err;
+
+	/* must be multiple of 4 */
+	width = (width + 3) & ~0x3;
+	height = (height + 3) & ~0x3;
+
+	if (width > hdcs->array.width)
+		width = hdcs->array.width;
+
+	if (IS_1020(sd)) {
+		/* the borders are also invalid */
+		if (height + 2 * hdcs->array.border + HDCS_1020_BOTTOM_Y_SKIP
+				  > hdcs->array.height)
+			height = hdcs->array.height - 2 * hdcs->array.border -
+				HDCS_1020_BOTTOM_Y_SKIP;
+
+		y = (hdcs->array.height - HDCS_1020_BOTTOM_Y_SKIP - height) / 2
+				+ hdcs->array.top;
+	} else if (height > hdcs->array.height) {
+		height = hdcs->array.height;
+		y = hdcs->array.top + (hdcs->array.height - height) / 2;
+	}
+
+	x = hdcs->array.left + (hdcs->array.width - width) / 2;
+
+	win[0] = y / 4;
+	win[1] = x / 4;
+	win[2] = (y + height) / 4 - 1;
+	win[3] = (x + width) / 4 - 1;
+
+	err = hdcs_reg_write_seq(sd, HDCS_FWROW, win, 4);
+	if (err < 0)
+		return err;
+
+	/* Update the current width and height */
+	hdcs->w = width;
+	hdcs->h = height;
+	return err;
+}
+
+static int hdcs_probe_1x00(struct sd *sd)
+{
+	struct hdcs *hdcs;
+	u16 sensor;
+	int ret;
+
+	ret = stv06xx_read_sensor(sd, HDCS_IDENT, &sensor);
+	if (ret < 0 || sensor != 0x08)
+		return -ENODEV;
+
+	info("HDCS-1000/1100 sensor detected");
+
+	sd->gspca_dev.cam.cam_mode = stv06xx_sensor_hdcs1x00.modes;
+	sd->gspca_dev.cam.nmodes = stv06xx_sensor_hdcs1x00.nmodes;
+	sd->desc.ctrls = stv06xx_sensor_hdcs1x00.ctrls;
+	sd->desc.nctrls = stv06xx_sensor_hdcs1x00.nctrls;
+
+	hdcs = kmalloc(sizeof(struct hdcs), GFP_KERNEL);
+	if (!hdcs)
+		return -ENOMEM;
+
+	hdcs->array.left = 8;
+	hdcs->array.top = 8;
+	hdcs->array.width = HDCS_1X00_DEF_WIDTH;
+	hdcs->array.height = HDCS_1X00_DEF_HEIGHT;
+	hdcs->array.border = 4;
+
+	hdcs->exp.cto = 4;
+	hdcs->exp.cpo = 2;
+	hdcs->exp.rs = 186;
+	hdcs->exp.er = 100;
+
+	/*
+	 * Frame rate on HDCS-1000 0x46D:0x840 depends on PSMP:
+	 *  4 = doesn't work at all
+	 *  5 = 7.8 fps,
+	 *  6 = 6.9 fps,
+	 *  8 = 6.3 fps,
+	 * 10 = 5.5 fps,
+	 * 15 = 4.4 fps,
+	 * 31 = 2.8 fps
+	 *
+	 * Frame rate on HDCS-1000 0x46D:0x870 depends on PSMP:
+	 * 15 = doesn't work at all
+	 * 18 = doesn't work at all
+	 * 19 = 7.3 fps
+	 * 20 = 7.4 fps
+	 * 21 = 7.4 fps
+	 * 22 = 7.4 fps
+	 * 24 = 6.3 fps
+	 * 30 = 5.4 fps
+	 */
+	hdcs->psmp = IS_870(sd) ? 20 : 5;
+
+	sd->sensor_priv = hdcs;
+
+	return 0;
+}
+
+static int hdcs_probe_1020(struct sd *sd)
+{
+	struct hdcs *hdcs;
+	u16 sensor;
+	int ret;
+
+	ret = stv06xx_read_sensor(sd, HDCS_IDENT, &sensor);
+	if (ret < 0 || sensor != 0x10)
+		return -ENODEV;
+
+	info("HDCS-1020 sensor detected");
+
+	sd->gspca_dev.cam.cam_mode = stv06xx_sensor_hdcs1020.modes;
+	sd->gspca_dev.cam.nmodes = stv06xx_sensor_hdcs1020.nmodes;
+	sd->desc.ctrls = stv06xx_sensor_hdcs1020.ctrls;
+	sd->desc.nctrls = stv06xx_sensor_hdcs1020.nctrls;
+
+	hdcs = kmalloc(sizeof(struct hdcs), GFP_KERNEL);
+	if (!hdcs)
+		return -ENOMEM;
+
+	/*
+	 * From Andrey's test image: looks like HDCS-1020 upper-left
+	 * visible pixel is at 24,8 (y maybe even smaller?) and lower-right
+	 * visible pixel at 375,299 (x maybe even larger?)
+	 */
+	hdcs->array.left = 24;
+	hdcs->array.top  = 4;
+	hdcs->array.width = HDCS_1020_DEF_WIDTH;
+	hdcs->array.height = 304;
+	hdcs->array.border = 4;
+
+	hdcs->psmp = 6;
+
+	hdcs->exp.cto = 3;
+	hdcs->exp.cpo = 3;
+	hdcs->exp.rs = 155;
+	hdcs->exp.er = 96;
+
+	sd->sensor_priv = hdcs;
+
+	return 0;
+}
+
+static int hdcs_start(struct sd *sd)
+{
+	PDEBUG(D_STREAM, "Starting stream");
+
+	return hdcs_set_state(sd, HDCS_STATE_RUN);
+}
+
+static int hdcs_stop(struct sd *sd)
+{
+	PDEBUG(D_STREAM, "Halting stream");
+
+	return hdcs_set_state(sd, HDCS_STATE_SLEEP);
+}
+
+static void hdcs_disconnect(struct sd *sd)
+{
+	PDEBUG(D_PROBE, "Disconnecting the sensor");
+	kfree(sd->sensor_priv);
+}
+
+static int hdcs_init(struct sd *sd)
+{
+	struct hdcs *hdcs = sd->sensor_priv;
+	int i, err = 0;
+
+	/* Set the STV0602AA in STV0600 emulation mode */
+	if (IS_870(sd))
+		stv06xx_write_bridge(sd, STV_STV0600_EMULATION, 1);
+
+	/* Execute the bridge init */
+	for (i = 0; i < ARRAY_SIZE(stv_bridge_init) && !err; i++) {
+		err = stv06xx_write_bridge(sd, stv_bridge_init[i][0],
+					   stv_bridge_init[i][1]);
+	}
+	if (err < 0)
+		return err;
+
+	/* sensor soft reset */
+	hdcs_reset(sd);
+
+	/* Execute the sensor init */
+	for (i = 0; i < ARRAY_SIZE(stv_sensor_init) && !err; i++) {
+		err = stv06xx_write_sensor(sd, stv_sensor_init[i][0],
+					     stv_sensor_init[i][1]);
+	}
+	if (err < 0)
+		return err;
+
+	/* Enable continous frame capture, bit 2: stop when frame complete */
+	err = stv06xx_write_sensor(sd, HDCS_REG_CONFIG(sd), BIT(3));
+	if (err < 0)
+		return err;
+
+	/* Set PGA sample duration
+	(was 0x7E for IS_870, but caused slow framerate with HDCS-1020) */
+	if (IS_1020(sd))
+		err = stv06xx_write_sensor(sd, HDCS_TCTRL,
+				(HDCS_ADC_START_SIG_DUR << 6) | hdcs->psmp);
+	else
+		err = stv06xx_write_sensor(sd, HDCS_TCTRL,
+				(HDCS_ADC_START_SIG_DUR << 5) | hdcs->psmp);
+	if (err < 0)
+		return err;
+
+	err = hdcs_set_gains(sd, HDCS_DEFAULT_GAIN, HDCS_DEFAULT_GAIN,
+			     HDCS_DEFAULT_GAIN);
+	if (err < 0)
+		return err;
+
+	err = hdcs_set_exposure(&sd->gspca_dev, HDCS_DEFAULT_EXPOSURE);
+	if (err < 0)
+		return err;
+
+	err = hdcs_set_size(sd, hdcs->array.width, hdcs->array.height);
+	return err;
+}
+
+static int hdcs_dump(struct sd *sd)
+{
+	u16 reg, val;
+
+	info("Dumping sensor registers:");
+
+	for (reg = HDCS_IDENT; reg <= HDCS_ROWEXPH; reg++) {
+		stv06xx_read_sensor(sd, reg, &val);
+		info("reg 0x%02x = 0x%02x", reg, val);
+	}
+	return 0;
+}
diff --git a/linux/drivers/media/video/gspca/stv06xx/stv06xx_hdcs.h b/linux/drivers/media/video/gspca/stv06xx/stv06xx_hdcs.h
new file mode 100644
index 000000000..9c7279a4c
--- /dev/null
+++ b/linux/drivers/media/video/gspca/stv06xx/stv06xx_hdcs.h
@@ -0,0 +1,263 @@
+/*
+ * Copyright (c) 2001 Jean-Fredric Clere, Nikolas Zimmermann, Georg Acher
+ *		      Mark Cave-Ayland, Carlo E Prelz, Dick Streefland
+ * Copyright (c) 2002, 2003 Tuukka Toivonen
+ * Copyright (c) 2008 Erik Andrén
+ * Copyright (c) 2008 Chia-I Wu
+ *
+ * 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
+ *
+ * P/N 861037:      Sensor HDCS1000        ASIC STV0600
+ * P/N 861050-0010: Sensor HDCS1000        ASIC STV0600
+ * P/N 861050-0020: Sensor Photobit PB100  ASIC STV0600-1 - QuickCam Express
+ * P/N 861055:      Sensor ST VV6410       ASIC STV0610   - LEGO cam
+ * P/N 861075-0040: Sensor HDCS1000        ASIC
+ * P/N 961179-0700: Sensor ST VV6410       ASIC STV0602   - Dexxa WebCam USB
+ * P/N 861040-0000: Sensor ST VV6410       ASIC STV0610   - QuickCam Web
+ */
+
+#ifndef STV06XX_HDCS_H_
+#define STV06XX_HDCS_H_
+
+#include "stv06xx_sensor.h"
+
+#define HDCS_REG_CONFIG(sd)	(IS_1020(sd) ? HDCS20_CONFIG : HDCS00_CONFIG)
+#define HDCS_REG_CONTROL(sd)	(IS_1020(sd) ? HDCS20_CONTROL : HDCS00_CONTROL)
+
+#define HDCS_1X00_DEF_WIDTH	360
+#define HDCS_1X00_DEF_HEIGHT 	296
+
+#define HDCS_1020_DEF_WIDTH	352
+#define HDCS_1020_DEF_HEIGHT	292
+
+#define HDCS_1020_BOTTOM_Y_SKIP	4
+
+#define HDCS_CLK_FREQ_MHZ	25
+
+#define HDCS_ADC_START_SIG_DUR	3
+
+/* LSB bit of I2C or register address signifies write (0) or read (1) */
+/* I2C Registers common for both HDCS-1000/1100 and HDCS-1020 */
+/* Identifications Register */
+#define HDCS_IDENT		(0x00 << 1)
+/* Status Register */
+#define HDCS_STATUS		(0x01 << 1)
+/* Interrupt Mask Register */
+#define HDCS_IMASK		(0x02 << 1)
+/* Pad Control Register */
+#define HDCS_PCTRL		(0x03 << 1)
+/* Pad Drive Control Register */
+#define HDCS_PDRV		(0x04 << 1)
+/* Interface Control Register */
+#define HDCS_ICTRL		(0x05 << 1)
+/* Interface Timing Register */
+#define HDCS_ITMG		(0x06 << 1)
+/* Baud Fraction Register */
+#define HDCS_BFRAC		(0x07 << 1)
+/* Baud Rate Register */
+#define HDCS_BRATE		(0x08 << 1)
+/* ADC Control Register */
+#define HDCS_ADCCTRL		(0x09 << 1)
+/* First Window Row Register */
+#define HDCS_FWROW		(0x0a << 1)
+/* First Window Column Register */
+#define HDCS_FWCOL		(0x0b << 1)
+/* Last Window Row Register */
+#define HDCS_LWROW		(0x0c << 1)
+/* Last Window Column Register */
+#define HDCS_LWCOL		(0x0d << 1)
+/* Timing Control Register */
+#define HDCS_TCTRL		(0x0e << 1)
+/* PGA Gain Register: Even Row, Even Column */
+#define HDCS_ERECPGA		(0x0f << 1)
+/* PGA Gain Register: Even Row, Odd Column */
+#define HDCS_EROCPGA		(0x10 << 1)
+/* PGA Gain Register: Odd Row, Even Column */
+#define HDCS_ORECPGA		(0x11 << 1)
+/* PGA Gain Register: Odd Row, Odd Column */
+#define HDCS_OROCPGA		(0x12 << 1)
+/* Row Exposure Low Register */
+#define HDCS_ROWEXPL		(0x13 << 1)
+/* Row Exposure High Register */
+#define HDCS_ROWEXPH		(0x14 << 1)
+
+/* I2C Registers only for HDCS-1000/1100 */
+/* Sub-Row Exposure Low Register */
+#define HDCS00_SROWEXPL		(0x15 << 1)
+/* Sub-Row Exposure High Register */
+#define HDCS00_SROWEXPH		(0x16 << 1)
+/* Configuration Register */
+#define HDCS00_CONFIG		(0x17 << 1)
+/* Control Register */
+#define HDCS00_CONTROL		(0x18 << 1)
+
+/* I2C Registers only for HDCS-1020 */
+/* Sub-Row Exposure Register */
+#define HDCS20_SROWEXP		(0x15 << 1)
+/* Error Control Register */
+#define HDCS20_ERROR		(0x16 << 1)
+/* Interface Timing 2 Register */
+#define HDCS20_ITMG2		(0x17 << 1)
+/* Interface Control 2 Register	*/
+#define HDCS20_ICTRL2		(0x18 << 1)
+/* Horizontal Blank Register */
+#define HDCS20_HBLANK		(0x19 << 1)
+/* Vertical Blank Register */
+#define HDCS20_VBLANK		(0x1a << 1)
+/* Configuration Register */
+#define HDCS20_CONFIG		(0x1b << 1)
+/* Control Register */
+#define HDCS20_CONTROL		(0x1c << 1)
+
+#define HDCS_RUN_ENABLE		(1 << 2)
+#define HDCS_SLEEP_MODE		(1 << 1)
+
+#define HDCS_DEFAULT_EXPOSURE	5000
+#define HDCS_DEFAULT_GAIN	128
+
+static int hdcs_probe_1x00(struct sd *sd);
+static int hdcs_probe_1020(struct sd *sd);
+static int hdcs_start(struct sd *sd);
+static int hdcs_init(struct sd *sd);
+static int hdcs_stop(struct sd *sd);
+static int hdcs_dump(struct sd *sd);
+static void hdcs_disconnect(struct sd *sd);
+
+static int hdcs_get_exposure(struct gspca_dev *gspca_dev, __s32 *val);
+static int hdcs_set_exposure(struct gspca_dev *gspca_dev, __s32 val);
+static int hdcs_set_gain(struct gspca_dev *gspca_dev, __s32 val);
+static int hdcs_get_gain(struct gspca_dev *gspca_dev, __s32 *val);
+
+const struct stv06xx_sensor stv06xx_sensor_hdcs1x00 = {
+	.name = "HP HDCS-1000/1100",
+	.i2c_flush = 0,
+	.i2c_addr = (0x55 << 1),
+	.i2c_len = 1,
+
+	.init = hdcs_init,
+	.probe = hdcs_probe_1x00,
+	.start = hdcs_start,
+	.stop = hdcs_stop,
+	.disconnect = hdcs_disconnect,
+	.dump = hdcs_dump,
+
+	.nctrls = 2,
+	.ctrls = {
+	{
+		{
+			.id		= V4L2_CID_EXPOSURE,
+			.type		= V4L2_CTRL_TYPE_INTEGER,
+			.name		= "exposure",
+			.minimum	= 0x00,
+			.maximum	= 0xffff,
+			.step		= 0x1,
+			.default_value 	= HDCS_DEFAULT_EXPOSURE,
+			.flags         	= V4L2_CTRL_FLAG_SLIDER
+		},
+		.set = hdcs_set_exposure,
+		.get = hdcs_get_exposure
+	},
+	{
+		{
+			.id		= V4L2_CID_GAIN,
+			.type		= V4L2_CTRL_TYPE_INTEGER,
+			.name		= "gain",
+			.minimum	= 0x00,
+			.maximum	= 0xff,
+			.step		= 0x1,
+			.default_value 	= HDCS_DEFAULT_GAIN,
+			.flags         	= V4L2_CTRL_FLAG_SLIDER
+		},
+		.set = hdcs_set_gain,
+		.get = hdcs_get_gain
+	}
+	},
+
+	.nmodes = 1,
+	.modes = {
+	{
+		HDCS_1X00_DEF_WIDTH,
+		HDCS_1X00_DEF_HEIGHT,
+		V4L2_PIX_FMT_SBGGR8,
+		V4L2_FIELD_NONE,
+		.sizeimage =
+			HDCS_1X00_DEF_WIDTH * HDCS_1X00_DEF_HEIGHT,
+		.bytesperline = HDCS_1X00_DEF_WIDTH,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 1
+	}
+	}
+};
+
+const struct stv06xx_sensor stv06xx_sensor_hdcs1020 = {
+	.name = "HDCS-1020",
+	.i2c_flush = 0,
+	.i2c_addr = (0x55 << 1),
+	.i2c_len = 1,
+
+	.nctrls = 0,
+	.ctrls = {},
+
+	.init = hdcs_init,
+	.probe = hdcs_probe_1020,
+	.start = hdcs_start,
+	.stop = hdcs_stop,
+	.dump = hdcs_dump,
+
+	.nmodes = 1,
+	.modes = {
+	{
+		HDCS_1020_DEF_WIDTH,
+		HDCS_1020_DEF_HEIGHT,
+		V4L2_PIX_FMT_SBGGR8,
+		V4L2_FIELD_NONE,
+		.sizeimage =
+			HDCS_1020_DEF_WIDTH * HDCS_1020_DEF_HEIGHT,
+		.bytesperline = HDCS_1020_DEF_WIDTH,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 1
+	}
+	}
+};
+
+static const u16 stv_bridge_init[][2] = {
+	{STV_ISO_ENABLE, 0},
+	{STV_REG23, 0},
+	{STV_REG00, 0x1d},
+	{STV_REG01, 0xb5},
+	{STV_REG02, 0xa8},
+	{STV_REG03, 0x95},
+	{STV_REG04, 0x07},
+
+	{STV_SCAN_RATE, 0x20},
+	{STV_ISO_SIZE_L, 847},
+	{STV_Y_CTRL, 0x01},
+	{STV_X_CTRL, 0x0a}
+};
+
+static const u8 stv_sensor_init[][2] = {
+	/* Clear status (writing 1 will clear the corresponding status bit) */
+	{HDCS_STATUS, BIT(6) | BIT(5) | BIT(4) | BIT(3) | BIT(2) | BIT(1)},
+	/* Disable all interrupts */
+	{HDCS_IMASK, 0x00},
+	{HDCS_PCTRL, BIT(6) | BIT(5) | BIT(1) | BIT(0)},
+	{HDCS_PDRV,  0x00},
+	{HDCS_ICTRL, BIT(5)},
+	{HDCS_ITMG,  BIT(4) | BIT(1)},
+	/* ADC output resolution to 10 bits */
+	{HDCS_ADCCTRL, 10}
+};
+
+#endif
diff --git a/linux/drivers/media/video/gspca/stv06xx/stv06xx_pb0100.c b/linux/drivers/media/video/gspca/stv06xx/stv06xx_pb0100.c
new file mode 100644
index 000000000..d0a0f8596
--- /dev/null
+++ b/linux/drivers/media/video/gspca/stv06xx/stv06xx_pb0100.c
@@ -0,0 +1,430 @@
+/*
+ * Copyright (c) 2001 Jean-Fredric Clere, Nikolas Zimmermann, Georg Acher
+ *		      Mark Cave-Ayland, Carlo E Prelz, Dick Streefland
+ * Copyright (c) 2002, 2003 Tuukka Toivonen
+ * Copyright (c) 2008 Erik Andrén
+ *
+ * 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
+ *
+ * P/N 861037:      Sensor HDCS1000        ASIC STV0600
+ * P/N 861050-0010: Sensor HDCS1000        ASIC STV0600
+ * P/N 861050-0020: Sensor Photobit PB100  ASIC STV0600-1 - QuickCam Express
+ * P/N 861055:      Sensor ST VV6410       ASIC STV0610   - LEGO cam
+ * P/N 861075-0040: Sensor HDCS1000        ASIC
+ * P/N 961179-0700: Sensor ST VV6410       ASIC STV0602   - Dexxa WebCam USB
+ * P/N 861040-0000: Sensor ST VV6410       ASIC STV0610   - QuickCam Web
+ */
+
+/*
+ * The spec file for the PB-0100 suggests the following for best quality
+ * images after the sensor has been reset :
+ *
+ * PB_ADCGAINL      = R60 = 0x03 (3 dec)      : sets low reference of ADC
+						to produce good black level
+ * PB_PREADCTRL     = R32 = 0x1400 (5120 dec) : Enables global gain changes
+						through R53
+ * PB_ADCMINGAIN    = R52 = 0x10 (16 dec)     : Sets the minimum gain for
+						auto-exposure
+ * PB_ADCGLOBALGAIN = R53 = 0x10 (16 dec)     : Sets the global gain
+ * PB_EXPGAIN       = R14 = 0x11 (17 dec)     : Sets the auto-exposure value
+ * PB_UPDATEINT     = R23 = 0x02 (2 dec)      : Sets the speed on
+						auto-exposure routine
+ * PB_CFILLIN       = R5  = 0x0E (14 dec)     : Sets the frame rate
+ */
+
+#include "stv06xx_pb0100.h"
+
+static int pb0100_probe(struct sd *sd)
+{
+	u16 sensor;
+	int i, err;
+	s32 *sensor_settings;
+
+	err = stv06xx_read_sensor(sd, PB_IDENT, &sensor);
+
+	if (err < 0)
+		return -ENODEV;
+
+	if ((sensor >> 8) == 0x64) {
+		sensor_settings = kmalloc(
+				stv06xx_sensor_pb0100.nctrls * sizeof(s32),
+				GFP_KERNEL);
+		if (!sensor_settings)
+			return -ENOMEM;
+
+		info("Photobit pb0100 sensor detected");
+
+		sd->gspca_dev.cam.cam_mode = stv06xx_sensor_pb0100.modes;
+		sd->gspca_dev.cam.nmodes = stv06xx_sensor_pb0100.nmodes;
+		sd->desc.ctrls = stv06xx_sensor_pb0100.ctrls;
+		sd->desc.nctrls = stv06xx_sensor_pb0100.nctrls;
+		for (i = 0; i < stv06xx_sensor_pb0100.nctrls; i++)
+			sensor_settings[i] = stv06xx_sensor_pb0100.
+					     ctrls[i].qctrl.default_value;
+		sd->sensor_priv = sensor_settings;
+
+		return 0;
+	}
+
+	return -ENODEV;
+}
+
+static int pb0100_start(struct sd *sd)
+{
+	int err;
+	struct cam *cam = &sd->gspca_dev.cam;
+	s32 *sensor_settings = sd->sensor_priv;
+	u32 mode = cam->cam_mode[sd->gspca_dev.curr_mode].priv;
+
+	/* Setup sensor window */
+	if (mode & PB0100_CROP_TO_VGA) {
+		stv06xx_write_sensor(sd, PB_RSTART, 30);
+		stv06xx_write_sensor(sd, PB_CSTART, 20);
+		stv06xx_write_sensor(sd, PB_RWSIZE, 240 - 1);
+		stv06xx_write_sensor(sd, PB_CWSIZE, 320 - 1);
+	} else {
+		stv06xx_write_sensor(sd, PB_RSTART, 8);
+		stv06xx_write_sensor(sd, PB_CSTART, 4);
+		stv06xx_write_sensor(sd, PB_RWSIZE, 288 - 1);
+		stv06xx_write_sensor(sd, PB_CWSIZE, 352 - 1);
+	}
+
+	if (mode & PB0100_SUBSAMPLE) {
+		stv06xx_write_bridge(sd, STV_Y_CTRL, 0x02); /* Wrong, FIXME */
+		stv06xx_write_bridge(sd, STV_X_CTRL, 0x06);
+
+		stv06xx_write_bridge(sd, STV_SCAN_RATE, 0x10);
+	} else {
+		stv06xx_write_bridge(sd, STV_Y_CTRL, 0x01);
+		stv06xx_write_bridge(sd, STV_X_CTRL, 0x0a);
+		/* larger -> slower */
+		stv06xx_write_bridge(sd, STV_SCAN_RATE, 0x20);
+	}
+
+	/* set_gain also sets red and blue balance */
+	pb0100_set_gain(&sd->gspca_dev, sensor_settings[GAIN_IDX]);
+	pb0100_set_exposure(&sd->gspca_dev, sensor_settings[EXPOSURE_IDX]);
+	pb0100_set_autogain_target(&sd->gspca_dev,
+				   sensor_settings[AUTOGAIN_TARGET_IDX]);
+	pb0100_set_autogain(&sd->gspca_dev, sensor_settings[AUTOGAIN_IDX]);
+
+	err = stv06xx_write_sensor(sd, PB_CONTROL, BIT(5)|BIT(3)|BIT(1));
+	PDEBUG(D_STREAM, "Started stream, status: %d", err);
+
+	return (err < 0) ? err : 0;
+}
+
+static int pb0100_stop(struct sd *sd)
+{
+	int err;
+
+	err = stv06xx_write_sensor(sd, PB_ABORTFRAME, 1);
+
+	if (err < 0)
+		goto out;
+
+	/* Set bit 1 to zero */
+	err = stv06xx_write_sensor(sd, PB_CONTROL, BIT(5)|BIT(3));
+
+	PDEBUG(D_STREAM, "Halting stream");
+out:
+	return (err < 0) ? err : 0;
+}
+
+/* FIXME: Sort the init commands out and put them into tables,
+	  this is only for getting the camera to work */
+/* FIXME: No error handling for now,
+	  add this once the init has been converted to proper tables */
+static int pb0100_init(struct sd *sd)
+{
+	stv06xx_write_bridge(sd, STV_REG00, 1);
+	stv06xx_write_bridge(sd, STV_SCAN_RATE, 0);
+
+	/* Reset sensor */
+	stv06xx_write_sensor(sd, PB_RESET, 1);
+	stv06xx_write_sensor(sd, PB_RESET, 0);
+
+	/* Disable chip */
+	stv06xx_write_sensor(sd, PB_CONTROL, BIT(5)|BIT(3));
+
+	/* Gain stuff...*/
+	stv06xx_write_sensor(sd, PB_PREADCTRL, BIT(12)|BIT(10)|BIT(6));
+	stv06xx_write_sensor(sd, PB_ADCGLOBALGAIN, 12);
+
+	/* Set up auto-exposure */
+	/* ADC VREF_HI new setting for a transition
+	  from the Expose1 to the Expose2 setting */
+	stv06xx_write_sensor(sd, PB_R28, 12);
+	/* gain max for autoexposure */
+	stv06xx_write_sensor(sd, PB_ADCMAXGAIN, 180);
+	/* gain min for autoexposure  */
+	stv06xx_write_sensor(sd, PB_ADCMINGAIN, 12);
+	/* Maximum frame integration time (programmed into R8)
+	   allowed for auto-exposure routine */
+	stv06xx_write_sensor(sd, PB_R54, 3);
+	/* Minimum frame integration time (programmed into R8)
+	   allowed for auto-exposure routine */
+	stv06xx_write_sensor(sd, PB_R55, 0);
+	stv06xx_write_sensor(sd, PB_UPDATEINT, 1);
+	/* R15  Expose0 (maximum that auto-exposure may use) */
+	stv06xx_write_sensor(sd, PB_R15, 800);
+	/* R17  Expose2 (minimum that auto-exposure may use) */
+	stv06xx_write_sensor(sd, PB_R17, 10);
+
+	stv06xx_write_sensor(sd, PB_EXPGAIN, 0);
+
+	/* 0x14 */
+	stv06xx_write_sensor(sd, PB_VOFFSET, 0);
+	/* 0x0D */
+	stv06xx_write_sensor(sd, PB_ADCGAINH, 11);
+	/* Set black level (important!) */
+	stv06xx_write_sensor(sd, PB_ADCGAINL, 0);
+
+	/* ??? */
+	stv06xx_write_bridge(sd, STV_REG00, 0x11);
+	stv06xx_write_bridge(sd, STV_REG03, 0x45);
+	stv06xx_write_bridge(sd, STV_REG04, 0x07);
+
+	/* ISO-Size (0x27b: 635... why? - HDCS uses 847) */
+	stv06xx_write_bridge(sd, STV_ISO_SIZE_L, 847);
+
+	/* Scan/timing for the sensor */
+	stv06xx_write_sensor(sd, PB_ROWSPEED, BIT(4)|BIT(3)|BIT(1));
+	stv06xx_write_sensor(sd, PB_CFILLIN, 14);
+	stv06xx_write_sensor(sd, PB_VBL, 0);
+	stv06xx_write_sensor(sd, PB_FINTTIME, 0);
+	stv06xx_write_sensor(sd, PB_RINTTIME, 123);
+
+	stv06xx_write_bridge(sd, STV_REG01, 0xc2);
+	stv06xx_write_bridge(sd, STV_REG02, 0xb0);
+	return 0;
+}
+
+static int pb0100_dump(struct sd *sd)
+{
+	return 0;
+}
+
+static int pb0100_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	*val = sensor_settings[GAIN_IDX];
+
+	return 0;
+}
+
+static int pb0100_set_gain(struct gspca_dev *gspca_dev, __s32 val)
+{
+	int err;
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	if (sensor_settings[AUTOGAIN_IDX])
+		return -EBUSY;
+
+	sensor_settings[GAIN_IDX] = val;
+	err = stv06xx_write_sensor(sd, PB_G1GAIN, val);
+	if (!err)
+		err = stv06xx_write_sensor(sd, PB_G2GAIN, val);
+	PDEBUG(D_V4L2, "Set green gain to %d, status: %d", val, err);
+
+	if (!err)
+		err = pb0100_set_red_balance(gspca_dev,
+					     sensor_settings[RED_BALANCE_IDX]);
+	if (!err)
+		err = pb0100_set_blue_balance(gspca_dev,
+					    sensor_settings[BLUE_BALANCE_IDX]);
+
+	return err;
+}
+
+static int pb0100_get_red_balance(struct gspca_dev *gspca_dev, __s32 *val)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	*val = sensor_settings[RED_BALANCE_IDX];
+
+	return 0;
+}
+
+static int pb0100_set_red_balance(struct gspca_dev *gspca_dev, __s32 val)
+{
+	int err;
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	if (sensor_settings[AUTOGAIN_IDX])
+		return -EBUSY;
+
+	sensor_settings[RED_BALANCE_IDX] = val;
+	val += sensor_settings[GAIN_IDX];
+	if (val < 0)
+		val = 0;
+	else if (val > 255)
+		val = 255;
+
+	err = stv06xx_write_sensor(sd, PB_RGAIN, val);
+	PDEBUG(D_V4L2, "Set red gain to %d, status: %d", val, err);
+
+	return err;
+}
+
+static int pb0100_get_blue_balance(struct gspca_dev *gspca_dev, __s32 *val)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	*val = sensor_settings[BLUE_BALANCE_IDX];
+
+	return 0;
+}
+
+static int pb0100_set_blue_balance(struct gspca_dev *gspca_dev, __s32 val)
+{
+	int err;
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	if (sensor_settings[AUTOGAIN_IDX])
+		return -EBUSY;
+
+	sensor_settings[BLUE_BALANCE_IDX] = val;
+	val += sensor_settings[GAIN_IDX];
+	if (val < 0)
+		val = 0;
+	else if (val > 255)
+		val = 255;
+
+	err = stv06xx_write_sensor(sd, PB_BGAIN, val);
+	PDEBUG(D_V4L2, "Set blue gain to %d, status: %d", val, err);
+
+	return err;
+}
+
+static int pb0100_get_exposure(struct gspca_dev *gspca_dev, __s32 *val)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	*val = sensor_settings[EXPOSURE_IDX];
+
+	return 0;
+}
+
+static int pb0100_set_exposure(struct gspca_dev *gspca_dev, __s32 val)
+{
+	int err;
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	if (sensor_settings[AUTOGAIN_IDX])
+		return -EBUSY;
+
+	sensor_settings[EXPOSURE_IDX] = val;
+	err = stv06xx_write_sensor(sd, PB_RINTTIME, val);
+	PDEBUG(D_V4L2, "Set exposure to %d, status: %d", val, err);
+
+	return err;
+}
+
+static int pb0100_get_autogain(struct gspca_dev *gspca_dev, __s32 *val)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	*val = sensor_settings[AUTOGAIN_IDX];
+
+	return 0;
+}
+
+static int pb0100_set_autogain(struct gspca_dev *gspca_dev, __s32 val)
+{
+	int err;
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	sensor_settings[AUTOGAIN_IDX] = val;
+	if (sensor_settings[AUTOGAIN_IDX]) {
+		if (sensor_settings[NATURAL_IDX])
+			val = BIT(6)|BIT(4)|BIT(0);
+		else
+			val = BIT(4)|BIT(0);
+	} else
+		val = 0;
+
+	err = stv06xx_write_sensor(sd, PB_EXPGAIN, val);
+	PDEBUG(D_V4L2, "Set autogain to %d (natural: %d), status: %d",
+	       sensor_settings[AUTOGAIN_IDX], sensor_settings[NATURAL_IDX],
+	       err);
+
+	return err;
+}
+
+static int pb0100_get_autogain_target(struct gspca_dev *gspca_dev, __s32 *val)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	*val = sensor_settings[AUTOGAIN_TARGET_IDX];
+
+	return 0;
+}
+
+static int pb0100_set_autogain_target(struct gspca_dev *gspca_dev, __s32 val)
+{
+	int err, totalpixels, brightpixels, darkpixels;
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	sensor_settings[AUTOGAIN_TARGET_IDX] = val;
+
+	/* Number of pixels counted by the sensor when subsampling the pixels.
+	 * Slightly larger than the real value to avoid oscillation */
+	totalpixels = gspca_dev->width * gspca_dev->height;
+	totalpixels = totalpixels/(8*8) + totalpixels/(64*64);
+
+	brightpixels = (totalpixels * val) >> 8;
+	darkpixels   = totalpixels - brightpixels;
+	err = stv06xx_write_sensor(sd, PB_R21, brightpixels);
+	if (!err)
+		err = stv06xx_write_sensor(sd, PB_R22, darkpixels);
+
+	PDEBUG(D_V4L2, "Set autogain target to %d, status: %d", val, err);
+
+	return err;
+}
+
+static int pb0100_get_natural(struct gspca_dev *gspca_dev, __s32 *val)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	*val = sensor_settings[NATURAL_IDX];
+
+	return 0;
+}
+
+static int pb0100_set_natural(struct gspca_dev *gspca_dev, __s32 val)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	sensor_settings[NATURAL_IDX] = val;
+
+	return pb0100_set_autogain(gspca_dev, sensor_settings[AUTOGAIN_IDX]);
+}
diff --git a/linux/drivers/media/video/gspca/stv06xx/stv06xx_pb0100.h b/linux/drivers/media/video/gspca/stv06xx/stv06xx_pb0100.h
new file mode 100644
index 000000000..4b47270aa
--- /dev/null
+++ b/linux/drivers/media/video/gspca/stv06xx/stv06xx_pb0100.h
@@ -0,0 +1,297 @@
+/*
+ * Copyright (c) 2001 Jean-Fredric Clere, Nikolas Zimmermann, Georg Acher
+ *		      Mark Cave-Ayland, Carlo E Prelz, Dick Streefland
+ * Copyright (c) 2002, 2003 Tuukka Toivonen
+ * Copyright (c) 2008 Erik Andrén
+ *
+ * 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
+ *
+ * P/N 861037:      Sensor HDCS1000        ASIC STV0600
+ * P/N 861050-0010: Sensor HDCS1000        ASIC STV0600
+ * P/N 861050-0020: Sensor Photobit PB100  ASIC STV0600-1 - QuickCam Express
+ * P/N 861055:      Sensor ST VV6410       ASIC STV0610   - LEGO cam
+ * P/N 861075-0040: Sensor HDCS1000        ASIC
+ * P/N 961179-0700: Sensor ST VV6410       ASIC STV0602   - Dexxa WebCam USB
+ * P/N 861040-0000: Sensor ST VV6410       ASIC STV0610   - QuickCam Web
+ */
+
+#ifndef STV06XX_PB0100_H_
+#define STV06XX_PB0100_H_
+
+#include "stv06xx_sensor.h"
+
+/* mode priv field flags */
+#define PB0100_CROP_TO_VGA	0x01
+#define PB0100_SUBSAMPLE	0x02
+
+/* I2C Registers */
+#define PB_IDENT		0x00	/* Chip Version */
+#define PB_RSTART		0x01	/* Row Window Start */
+#define PB_CSTART		0x02	/* Column Window Start */
+#define PB_RWSIZE		0x03	/* Row Window Size */
+#define PB_CWSIZE		0x04	/* Column  Window Size */
+#define PB_CFILLIN		0x05	/* Column Fill-In */
+#define PB_VBL			0x06	/* Vertical Blank Count */
+#define PB_CONTROL		0x07	/* Control Mode */
+#define PB_FINTTIME		0x08	/* Integration Time/Frame Unit Count */
+#define PB_RINTTIME		0x09	/* Integration Time/Row Unit Count */
+#define PB_ROWSPEED		0x0a	/* Row Speed Control */
+#define PB_ABORTFRAME		0x0b	/* Abort Frame */
+#define PB_R12			0x0c	/* Reserved */
+#define PB_RESET		0x0d	/* Reset */
+#define PB_EXPGAIN		0x0e	/* Exposure Gain Command */
+#define PB_R15			0x0f	/* Expose0 */
+#define PB_R16			0x10	/* Expose1 */
+#define PB_R17			0x11	/* Expose2 */
+#define PB_R18			0x12	/* Low0_DAC */
+#define PB_R19			0x13	/* Low1_DAC */
+#define PB_R20			0x14	/* Low2_DAC */
+#define PB_R21			0x15	/* Threshold11 */
+#define PB_R22			0x16	/* Threshold0x */
+#define PB_UPDATEINT		0x17	/* Update Interval */
+#define PB_R24			0x18	/* High_DAC */
+#define PB_R25			0x19	/* Trans0H */
+#define PB_R26			0x1a	/* Trans1L */
+#define PB_R27			0x1b	/* Trans1H */
+#define PB_R28			0x1c	/* Trans2L */
+#define PB_R29			0x1d	/* Reserved */
+#define PB_R30			0x1e	/* Reserved */
+#define PB_R31			0x1f	/* Wait to Read */
+#define PB_PREADCTRL		0x20	/* Pixel Read Control Mode */
+#define PB_R33			0x21	/* IREF_VLN */
+#define PB_R34			0x22	/* IREF_VLP */
+#define PB_R35			0x23	/* IREF_VLN_INTEG */
+#define PB_R36			0x24	/* IREF_MASTER */
+#define PB_R37			0x25	/* IDACP */
+#define PB_R38			0x26	/* IDACN */
+#define PB_R39			0x27	/* DAC_Control_Reg */
+#define PB_R40			0x28	/* VCL */
+#define PB_R41			0x29	/* IREF_VLN_ADCIN */
+#define PB_R42			0x2a	/* Reserved */
+#define PB_G1GAIN		0x2b	/* Green 1 Gain */
+#define PB_BGAIN		0x2c	/* Blue Gain */
+#define PB_RGAIN		0x2d	/* Red Gain */
+#define PB_G2GAIN		0x2e	/* Green 2 Gain */
+#define PB_R47			0x2f	/* Dark Row Address */
+#define PB_R48			0x30	/* Dark Row Options */
+#define PB_R49			0x31	/* Reserved */
+#define PB_R50			0x32	/* Image Test Data */
+#define PB_ADCMAXGAIN		0x33	/* Maximum Gain */
+#define PB_ADCMINGAIN		0x34	/* Minimum Gain */
+#define PB_ADCGLOBALGAIN	0x35	/* Global Gain */
+#define PB_R54			0x36	/* Maximum Frame */
+#define PB_R55			0x37	/* Minimum Frame */
+#define PB_R56			0x38	/* Reserved */
+#define PB_VOFFSET		0x39	/* VOFFSET */
+#define PB_R58			0x3a	/* Snap-Shot Sequence Trigger */
+#define PB_ADCGAINH		0x3b	/* VREF_HI */
+#define PB_ADCGAINL		0x3c	/* VREF_LO */
+#define PB_R61			0x3d	/* Reserved */
+#define PB_R62			0x3e	/* Reserved */
+#define PB_R63			0x3f	/* Reserved */
+#define PB_R64			0x40	/* Red/Blue Gain */
+#define PB_R65			0x41	/* Green 2/Green 1 Gain */
+#define PB_R66			0x42	/* VREF_HI/LO */
+#define PB_R67			0x43	/* Integration Time/Row Unit Count */
+#define PB_R240			0xf0	/* ADC Test */
+#define PB_R241			0xf1    /* Chip Enable */
+#define PB_R242			0xf2	/* Reserved */
+
+static int pb0100_probe(struct sd *sd);
+static int pb0100_start(struct sd *sd);
+static int pb0100_init(struct sd *sd);
+static int pb0100_stop(struct sd *sd);
+static int pb0100_dump(struct sd *sd);
+
+/* V4L2 controls supported by the driver */
+static int pb0100_get_gain(struct gspca_dev *gspca_dev, __s32 *val);
+static int pb0100_set_gain(struct gspca_dev *gspca_dev, __s32 val);
+static int pb0100_get_red_balance(struct gspca_dev *gspca_dev, __s32 *val);
+static int pb0100_set_red_balance(struct gspca_dev *gspca_dev, __s32 val);
+static int pb0100_get_blue_balance(struct gspca_dev *gspca_dev, __s32 *val);
+static int pb0100_set_blue_balance(struct gspca_dev *gspca_dev, __s32 val);
+static int pb0100_get_exposure(struct gspca_dev *gspca_dev, __s32 *val);
+static int pb0100_set_exposure(struct gspca_dev *gspca_dev, __s32 val);
+static int pb0100_get_autogain(struct gspca_dev *gspca_dev, __s32 *val);
+static int pb0100_set_autogain(struct gspca_dev *gspca_dev, __s32 val);
+static int pb0100_get_autogain_target(struct gspca_dev *gspca_dev, __s32 *val);
+static int pb0100_set_autogain_target(struct gspca_dev *gspca_dev, __s32 val);
+static int pb0100_get_natural(struct gspca_dev *gspca_dev, __s32 *val);
+static int pb0100_set_natural(struct gspca_dev *gspca_dev, __s32 val);
+
+const struct stv06xx_sensor stv06xx_sensor_pb0100 = {
+	.name = "PB-0100",
+	.i2c_flush = 1,
+	.i2c_addr = 0xba,
+	.i2c_len = 2,
+
+	.nctrls = 7,
+	.ctrls = {
+#define GAIN_IDX 0
+	{
+		{
+			.id		= V4L2_CID_GAIN,
+			.type		= V4L2_CTRL_TYPE_INTEGER,
+			.name		= "Gain",
+			.minimum	= 0,
+			.maximum	= 255,
+			.step		= 1,
+			.default_value  = 128
+		},
+		.set = pb0100_set_gain,
+		.get = pb0100_get_gain
+	},
+#define RED_BALANCE_IDX 1
+	{
+		{
+			.id		= V4L2_CID_RED_BALANCE,
+			.type		= V4L2_CTRL_TYPE_INTEGER,
+			.name		= "Red Balance",
+			.minimum	= -255,
+			.maximum	= 255,
+			.step		= 1,
+			.default_value  = 0
+		},
+		.set = pb0100_set_red_balance,
+		.get = pb0100_get_red_balance
+	},
+#define BLUE_BALANCE_IDX 2
+	{
+		{
+			.id		= V4L2_CID_BLUE_BALANCE,
+			.type		= V4L2_CTRL_TYPE_INTEGER,
+			.name		= "Blue Balance",
+			.minimum	= -255,
+			.maximum	= 255,
+			.step		= 1,
+			.default_value  = 0
+		},
+		.set = pb0100_set_blue_balance,
+		.get = pb0100_get_blue_balance
+	},
+#define EXPOSURE_IDX 3
+	{
+		{
+			.id		= V4L2_CID_EXPOSURE,
+			.type		= V4L2_CTRL_TYPE_INTEGER,
+			.name		= "Exposure",
+			.minimum	= 0,
+			.maximum	= 511,
+			.step		= 1,
+			.default_value  = 12
+		},
+		.set = pb0100_set_exposure,
+		.get = pb0100_get_exposure
+	},
+#define AUTOGAIN_IDX 4
+	{
+		{
+			.id		= V4L2_CID_AUTOGAIN,
+			.type		= V4L2_CTRL_TYPE_BOOLEAN,
+			.name		= "Automatic Gain and Exposure",
+			.minimum	= 0,
+			.maximum	= 1,
+			.step		= 1,
+			.default_value  = 1
+		},
+		.set = pb0100_set_autogain,
+		.get = pb0100_get_autogain
+	},
+#define AUTOGAIN_TARGET_IDX 5
+	{
+		{
+			.id		= V4L2_CTRL_CLASS_USER + 0x1000,
+			.type		= V4L2_CTRL_TYPE_INTEGER,
+			.name		= "Automatic Gain Target",
+			.minimum	= 0,
+			.maximum	= 255,
+			.step		= 1,
+			.default_value  = 128
+		},
+		.set = pb0100_set_autogain_target,
+		.get = pb0100_get_autogain_target
+	},
+#define NATURAL_IDX 6
+	{
+		{
+			.id		= V4L2_CTRL_CLASS_USER + 0x1001,
+			.type		= V4L2_CTRL_TYPE_BOOLEAN,
+			.name		= "Natural Light Source",
+			.minimum	= 0,
+			.maximum	= 1,
+			.step		= 1,
+			.default_value  = 1
+		},
+		.set = pb0100_set_natural,
+		.get = pb0100_get_natural
+	},
+	},
+
+	.init = pb0100_init,
+	.probe = pb0100_probe,
+	.start = pb0100_start,
+	.stop = pb0100_stop,
+	.dump = pb0100_dump,
+
+	.nmodes = 2,
+	.modes = {
+/* low res / subsample modes disabled as they are only half res horizontal,
+   halving the vertical resolution does not seem to work */
+#if 0
+	{
+		160,
+		120,
+		V4L2_PIX_FMT_SGRBG8,
+		V4L2_FIELD_NONE,
+		.sizeimage = 160 * 120 * 2,
+		.bytesperline = 160,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = PB0100_CROP_TO_VGA | PB0100_SUBSAMPLE
+	},
+	{
+		176,
+		144,
+		V4L2_PIX_FMT_SGRBG8,
+		V4L2_FIELD_NONE,
+		.sizeimage = 176 * 144 * 2,
+		.bytesperline = 176,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = PB0100_SUBSAMPLE
+	},
+#endif
+	{
+		320,
+		240,
+		V4L2_PIX_FMT_SGRBG8,
+		V4L2_FIELD_NONE,
+		.sizeimage = 320 * 240,
+		.bytesperline = 320,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = PB0100_CROP_TO_VGA
+	},
+	{
+		352,
+		288,
+		V4L2_PIX_FMT_SGRBG8,
+		V4L2_FIELD_NONE,
+		.sizeimage = 352 * 288,
+		.bytesperline = 352,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 0
+	},
+	}
+};
+
+#endif
diff --git a/linux/drivers/media/video/gspca/stv06xx/stv06xx_sensor.h b/linux/drivers/media/video/gspca/stv06xx/stv06xx_sensor.h
new file mode 100644
index 000000000..c726dacef
--- /dev/null
+++ b/linux/drivers/media/video/gspca/stv06xx/stv06xx_sensor.h
@@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 2001 Jean-Fredric Clere, Nikolas Zimmermann, Georg Acher
+ *		      Mark Cave-Ayland, Carlo E Prelz, Dick Streefland
+ * Copyright (c) 2002, 2003 Tuukka Toivonen
+ * Copyright (c) 2008 Erik Andrén
+ *
+ * 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
+ *
+ * P/N 861037:      Sensor HDCS1000        ASIC STV0600
+ * P/N 861050-0010: Sensor HDCS1000        ASIC STV0600
+ * P/N 861050-0020: Sensor Photobit PB100  ASIC STV0600-1 - QuickCam Express
+ * P/N 861055:      Sensor ST VV6410       ASIC STV0610   - LEGO cam
+ * P/N 861075-0040: Sensor HDCS1000        ASIC
+ * P/N 961179-0700: Sensor ST VV6410       ASIC STV0602   - Dexxa WebCam USB
+ * P/N 861040-0000: Sensor ST VV6410       ASIC STV0610   - QuickCam Web
+ */
+
+#ifndef STV06XX_SENSOR_H_
+#define STV06XX_SENSOR_H_
+
+#include "stv06xx.h"
+
+#define IS_850(sd)	((sd)->gspca_dev.dev->descriptor.idProduct == 0x850)
+#define IS_870(sd)	((sd)->gspca_dev.dev->descriptor.idProduct == 0x870)
+#define IS_1020(sd)	((sd)->sensor == &stv06xx_sensor_hdcs1020)
+
+extern const struct stv06xx_sensor stv06xx_sensor_vv6410;
+extern const struct stv06xx_sensor stv06xx_sensor_hdcs1x00;
+extern const struct stv06xx_sensor stv06xx_sensor_hdcs1020;
+extern const struct stv06xx_sensor stv06xx_sensor_pb0100;
+
+#define STV06XX_MAX_CTRLS		(V4L2_CID_LASTP1 - V4L2_CID_BASE + 10)
+
+struct stv06xx_sensor {
+	/* Defines the name of a sensor */
+	char name[32];
+
+	/* Sensor i2c address */
+	u8 i2c_addr;
+
+	/* Flush value*/
+	u8 i2c_flush;
+
+	/* length of an i2c word */
+	u8 i2c_len;
+
+	/* Probes if the sensor is connected */
+	int (*probe)(struct sd *sd);
+
+	/* Performs a initialization sequence */
+	int (*init)(struct sd *sd);
+
+	/* Executed at device disconnect */
+	void (*disconnect)(struct sd *sd);
+
+	/* Reads a sensor register */
+	int (*read_sensor)(struct sd *sd, const u8 address,
+	      u8 *i2c_data, const u8 len);
+
+	/* Writes to a sensor register */
+	int (*write_sensor)(struct sd *sd, const u8 address,
+	      u8 *i2c_data, const u8 len);
+
+	/* Instructs the sensor to start streaming */
+	int (*start)(struct sd *sd);
+
+	/* Instructs the sensor to stop streaming */
+	int (*stop)(struct sd *sd);
+
+	/* Instructs the sensor to dump all its contents */
+	int (*dump)(struct sd *sd);
+
+	int nctrls;
+	struct ctrl ctrls[STV06XX_MAX_CTRLS];
+
+	char nmodes;
+	struct v4l2_pix_format modes[];
+};
+
+#endif
diff --git a/linux/drivers/media/video/gspca/stv06xx/stv06xx_vv6410.c b/linux/drivers/media/video/gspca/stv06xx/stv06xx_vv6410.c
new file mode 100644
index 000000000..1ca91f2a6
--- /dev/null
+++ b/linux/drivers/media/video/gspca/stv06xx/stv06xx_vv6410.c
@@ -0,0 +1,251 @@
+/*
+ * Copyright (c) 2001 Jean-Fredric Clere, Nikolas Zimmermann, Georg Acher
+ *		      Mark Cave-Ayland, Carlo E Prelz, Dick Streefland
+ * Copyright (c) 2002, 2003 Tuukka Toivonen
+ * Copyright (c) 2008 Erik Andrén
+ *
+ * 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
+ *
+ * P/N 861037:      Sensor HDCS1000        ASIC STV0600
+ * P/N 861050-0010: Sensor HDCS1000        ASIC STV0600
+ * P/N 861050-0020: Sensor Photobit PB100  ASIC STV0600-1 - QuickCam Express
+ * P/N 861055:      Sensor ST VV6410       ASIC STV0610   - LEGO cam
+ * P/N 861075-0040: Sensor HDCS1000        ASIC
+ * P/N 961179-0700: Sensor ST VV6410       ASIC STV0602   - Dexxa WebCam USB
+ * P/N 861040-0000: Sensor ST VV6410       ASIC STV0610   - QuickCam Web
+ */
+
+#include "stv06xx_vv6410.h"
+
+static int vv6410_probe(struct sd *sd)
+{
+	u16 data;
+	int err;
+
+	err = stv06xx_read_sensor(sd, VV6410_DEVICEH, &data);
+
+	if (err < 0)
+		return -ENODEV;
+
+	if (data == 0x19) {
+		info("vv6410 sensor detected");
+
+		sd->gspca_dev.cam.cam_mode = stv06xx_sensor_vv6410.modes;
+		sd->gspca_dev.cam.nmodes = stv06xx_sensor_vv6410.nmodes;
+		sd->desc.ctrls = stv06xx_sensor_vv6410.ctrls;
+		sd->desc.nctrls = stv06xx_sensor_vv6410.nctrls;
+		return 0;
+	}
+
+	return -ENODEV;
+}
+
+static int vv6410_init(struct sd *sd)
+{
+	int err = 0, i;
+
+	for (i = 0; i < ARRAY_SIZE(stv_bridge_init); i++) {
+		/* if NULL then len contains single value */
+		if (stv_bridge_init[i].data == NULL) {
+			err = stv06xx_write_bridge(sd,
+				stv_bridge_init[i].start,
+				stv_bridge_init[i].len);
+		} else {
+			int j;
+			for (j = 0; j < stv_bridge_init[i].len; j++)
+				err = stv06xx_write_bridge(sd,
+					stv_bridge_init[i].start + j,
+					stv_bridge_init[i].data[j]);
+		}
+	}
+
+	if (err < 0)
+		return err;
+
+	err = stv06xx_write_sensor_bytes(sd, (u8 *) vv6410_sensor_init,
+					 ARRAY_SIZE(vv6410_sensor_init));
+
+	return (err < 0) ? err : 0;
+}
+
+static int vv6410_start(struct sd *sd)
+{
+	int err;
+	struct cam *cam = &sd->gspca_dev.cam;
+	u32 priv = cam->cam_mode[sd->gspca_dev.curr_mode].priv;
+
+	if (priv & VV6410_CROP_TO_QVGA) {
+		PDEBUG(D_CONF, "Cropping to QVGA");
+		stv06xx_write_sensor(sd, VV6410_XENDH, 320 - 1);
+		stv06xx_write_sensor(sd, VV6410_YENDH, 240 - 1);
+	} else {
+		stv06xx_write_sensor(sd, VV6410_XENDH, 360 - 1);
+		stv06xx_write_sensor(sd, VV6410_YENDH, 294 - 1);
+	}
+
+	if (priv & VV6410_SUBSAMPLE) {
+		PDEBUG(D_CONF, "Enabling subsampling");
+		stv06xx_write_bridge(sd, STV_Y_CTRL, 0x02);
+		stv06xx_write_bridge(sd, STV_X_CTRL, 0x06);
+
+		stv06xx_write_bridge(sd, STV_SCAN_RATE, 0x10);
+	} else {
+		stv06xx_write_bridge(sd, STV_Y_CTRL, 0x01);
+		stv06xx_write_bridge(sd, STV_X_CTRL, 0x0a);
+
+		stv06xx_write_bridge(sd, STV_SCAN_RATE, 0x20);
+	}
+
+	/* Turn on LED */
+	err = stv06xx_write_bridge(sd, STV_LED_CTRL, LED_ON);
+	if (err < 0)
+		return err;
+
+	err = stv06xx_write_sensor(sd, VV6410_SETUP0, 0);
+	if (err < 0)
+		return err;
+
+	PDEBUG(D_STREAM, "Starting stream");
+
+	return 0;
+}
+
+static int vv6410_stop(struct sd *sd)
+{
+	int err;
+
+	/* Turn off LED */
+	err = stv06xx_write_bridge(sd, STV_LED_CTRL, LED_OFF);
+	if (err < 0)
+		return err;
+
+	err = stv06xx_write_sensor(sd, VV6410_SETUP0, VV6410_LOW_POWER_MODE);
+	if (err < 0)
+		return err;
+
+	PDEBUG(D_STREAM, "Halting stream");
+
+	return (err < 0) ? err : 0;
+}
+
+static int vv6410_dump(struct sd *sd)
+{
+	u8 i;
+	int err = 0;
+
+	info("Dumping all vv6410 sensor registers");
+	for (i = 0; i < 0xff && !err; i++) {
+		u16 data;
+		err = stv06xx_read_sensor(sd, i, &data);
+		info("Register 0x%x contained 0x%x", i, data);
+	}
+	return (err < 0) ? err : 0;
+}
+
+static int vv6410_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
+{
+	int err;
+	u16 i2c_data;
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	err = stv06xx_read_sensor(sd, VV6410_DATAFORMAT, &i2c_data);
+
+	*val = (i2c_data & VV6410_HFLIP) ? 1 : 0;
+
+	PDEBUG(D_V4L2, "Read horizontal flip %d", *val);
+
+	return (err < 0) ? err : 0;
+}
+
+static int vv6410_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
+{
+	int err;
+	u16 i2c_data;
+	struct sd *sd = (struct sd *) gspca_dev;
+	err = stv06xx_read_sensor(sd, VV6410_DATAFORMAT, &i2c_data);
+	if (err < 0)
+		return err;
+
+	if (val)
+		i2c_data |= VV6410_HFLIP;
+	else
+		i2c_data &= ~VV6410_HFLIP;
+
+	PDEBUG(D_V4L2, "Set horizontal flip to %d", val);
+	err = stv06xx_write_sensor(sd, VV6410_DATAFORMAT, i2c_data);
+
+	return (err < 0) ? err : 0;
+}
+
+static int vv6410_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
+{
+	int err;
+	u16 i2c_data;
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	err = stv06xx_read_sensor(sd, VV6410_DATAFORMAT, &i2c_data);
+
+	*val = (i2c_data & VV6410_VFLIP) ? 1 : 0;
+
+	PDEBUG(D_V4L2, "Read vertical flip %d", *val);
+
+	return (err < 0) ? err : 0;
+}
+
+static int vv6410_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
+{
+	int err;
+	u16 i2c_data;
+	struct sd *sd = (struct sd *) gspca_dev;
+	err = stv06xx_read_sensor(sd, VV6410_DATAFORMAT, &i2c_data);
+	if (err < 0)
+		return err;
+
+	if (val)
+		i2c_data |= VV6410_VFLIP;
+	else
+		i2c_data &= ~VV6410_VFLIP;
+
+	PDEBUG(D_V4L2, "Set vertical flip to %d", val);
+	err = stv06xx_write_sensor(sd, VV6410_DATAFORMAT, i2c_data);
+
+	return (err < 0) ? err : 0;
+}
+
+static int vv6410_get_analog_gain(struct gspca_dev *gspca_dev, __s32 *val)
+{
+	int err;
+	u16 i2c_data;
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	err = stv06xx_read_sensor(sd, VV6410_ANALOGGAIN, &i2c_data);
+
+	*val = i2c_data & 0xf;
+
+	PDEBUG(D_V4L2, "Read analog gain %d", *val);
+
+	return (err < 0) ? err : 0;
+}
+
+static int vv6410_set_analog_gain(struct gspca_dev *gspca_dev, __s32 val)
+{
+	int err;
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	PDEBUG(D_V4L2, "Set analog gain to %d", val);
+	err = stv06xx_write_sensor(sd, VV6410_ANALOGGAIN, 0xf0 | (val & 0xf));
+
+	return (err < 0) ? err : 0;
+}
diff --git a/linux/drivers/media/video/gspca/stv06xx/stv06xx_vv6410.h b/linux/drivers/media/video/gspca/stv06xx/stv06xx_vv6410.h
new file mode 100644
index 000000000..3ff8c4ea3
--- /dev/null
+++ b/linux/drivers/media/video/gspca/stv06xx/stv06xx_vv6410.h
@@ -0,0 +1,315 @@
+/*
+ * Copyright (c) 2001 Jean-Fredric Clere, Nikolas Zimmermann, Georg Acher
+ *		      Mark Cave-Ayland, Carlo E Prelz, Dick Streefland
+ * Copyright (c) 2002, 2003 Tuukka Toivonen
+ * Copyright (c) 2008 Erik Andrén
+ *
+ * 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
+ *
+ * P/N 861037:      Sensor HDCS1000        ASIC STV0600
+ * P/N 861050-0010: Sensor HDCS1000        ASIC STV0600
+ * P/N 861050-0020: Sensor Photobit PB100  ASIC STV0600-1 - QuickCam Express
+ * P/N 861055:      Sensor ST VV6410       ASIC STV0610   - LEGO cam
+ * P/N 861075-0040: Sensor HDCS1000        ASIC
+ * P/N 961179-0700: Sensor ST VV6410       ASIC STV0602   - Dexxa WebCam USB
+ * P/N 861040-0000: Sensor ST VV6410       ASIC STV0610   - QuickCam Web
+ */
+
+#ifndef STV06XX_VV6410_H_
+#define STV06XX_VV6410_H_
+
+#include "stv06xx_sensor.h"
+
+#define VV6410_COLS			416
+#define VV6410_ROWS			320
+
+/* Status registers */
+/* Chip identification number including revision indicator */
+#define VV6410_DEVICEH			0x00
+#define VV6410_DEVICEL			0x01
+
+/* User can determine whether timed I2C data
+   has been consumed by interrogating flag states */
+#define VV6410_STATUS0			0x02
+
+/* Current line counter value */
+#define VV6410_LINECOUNTH		0x03
+#define VV6410_LINECOUNTL		0x04
+
+/* End x coordinate of image size */
+#define VV6410_XENDH			0x05
+#define VV6410_XENDL			0x06
+
+/* End y coordinate of image size */
+#define VV6410_YENDH			0x07
+#define VV6410_YENDL			0x08
+
+/* This is the average pixel value returned from the
+   dark line offset cancellation algorithm */
+#define VV6410_DARKAVGH			0x09
+#define VV6410_DARKAVGL			0x0a
+
+/* This is the average pixel value returned from the
+   black line offset cancellation algorithm  */
+#define VV6410_BLACKAVGH		0x0b
+#define VV6410_BLACKAVGL		0x0c
+
+/* Flags to indicate whether the x or y image coordinates have been clipped */
+#define VV6410_STATUS1			0x0d
+
+/* Setup registers */
+
+/* Low-power/sleep modes & video timing */
+#define VV6410_SETUP0			0x10
+
+/* Various parameters */
+#define VV6410_SETUP1			0x11
+
+/* Contains pixel counter reset value used by external sync */
+#define VV6410_SYNCVALUE		0x12
+
+/* Frame grabbing modes (FST, LST and QCK) */
+#define VV6410_FGMODES			0x14
+
+/* FST and QCK mapping modes. */
+#define VV6410_PINMAPPING		0x15
+
+/* Data resolution */
+#define VV6410_DATAFORMAT		0x16
+
+/* Output coding formats */
+#define VV6410_OPFORMAT			0x17
+
+/* Various mode select bits */
+#define VV6410_MODESELECT		0x18
+
+/* Exposure registers */
+/* Fine exposure. */
+#define VV6410_FINEH			0x20
+#define VV6410_FINEL			0x21
+
+/* Coarse exposure */
+#define VV6410_COARSEH			0x22
+#define VV6410_COARSEL			0x23
+
+/* Analog gain setting */
+#define VV6410_ANALOGGAIN		0x24
+
+/* Clock division */
+#define VV6410_CLKDIV			0x25
+
+/* Dark line offset cancellation value */
+#define VV6410_DARKOFFSETH		0x2c
+#define VV6410_DARKOFFSETL		0x2d
+
+/* Dark line offset cancellation enable */
+#define VV6410_DARKOFFSETSETUP		0x2e
+
+/* Video timing registers */
+/* Line Length (Pixel Clocks) */
+#define VV6410_LINELENGTHH		0x52
+#define VV6410_LINELENGTHL		0x53
+
+/* X-co-ordinate of top left corner of region of interest (x-offset) */
+#define VV6410_XOFFSETH			0x57
+#define VV6410_XOFFSETL			0x58
+
+/* Y-coordinate of top left corner of region of interest (y-offset) */
+#define VV6410_YOFFSETH			0x59
+#define VV6410_YOFFSETL			0x5a
+
+/* Field length (Lines) */
+#define VV6410_FIELDLENGTHH		0x61
+#define VV6410_FIELDLENGTHL		0x62
+
+/* System registers */
+/* Black offset cancellation default value */
+#define VV6410_BLACKOFFSETH		0x70
+#define VV6410_BLACKOFFSETL		0x71
+
+/* Black offset cancellation setup */
+#define VV6410_BLACKOFFSETSETUP		0x72
+
+/* Analog Control Register 0 */
+#define VV6410_CR0			0x75
+
+/* Analog Control Register 1 */
+#define VV6410_CR1			0x76
+
+/* ADC Setup Register */
+#define VV6410_AS0			0x77
+
+/* Analog Test Register */
+#define VV6410_AT0			0x78
+
+/* Audio Amplifier Setup Register */
+#define VV6410_AT1			0x79
+
+#define VV6410_HFLIP 			(1 << 3)
+#define VV6410_VFLIP 			(1 << 4)
+
+#define VV6410_LOW_POWER_MODE		(1 << 0)
+#define VV6410_SOFT_RESET		(1 << 2)
+#define VV6410_PAL_25_FPS		(0 << 3)
+
+#define VV6410_CLK_DIV_2		(1 << 1)
+
+#define VV6410_FINE_EXPOSURE		320
+#define VV6410_COARSE_EXPOSURE		192
+#define VV6410_DEFAULT_GAIN		5
+
+#define VV6410_SUBSAMPLE		0x01
+#define VV6410_CROP_TO_QVGA		0x02
+
+static int vv6410_probe(struct sd *sd);
+static int vv6410_start(struct sd *sd);
+static int vv6410_init(struct sd *sd);
+static int vv6410_stop(struct sd *sd);
+static int vv6410_dump(struct sd *sd);
+
+/* V4L2 controls supported by the driver */
+static int vv6410_get_hflip(struct gspca_dev *gspca_dev, __s32 *val);
+static int vv6410_set_hflip(struct gspca_dev *gspca_dev, __s32 val);
+static int vv6410_get_vflip(struct gspca_dev *gspca_dev, __s32 *val);
+static int vv6410_set_vflip(struct gspca_dev *gspca_dev, __s32 val);
+static int vv6410_get_analog_gain(struct gspca_dev *gspca_dev, __s32 *val);
+static int vv6410_set_analog_gain(struct gspca_dev *gspca_dev, __s32 val);
+
+const struct stv06xx_sensor stv06xx_sensor_vv6410 = {
+	.name = "ST VV6410",
+	.i2c_flush = 5,
+	.i2c_addr = 0x20,
+	.i2c_len = 1,
+	.init = vv6410_init,
+	.probe = vv6410_probe,
+	.start = vv6410_start,
+	.stop = vv6410_stop,
+	.dump = vv6410_dump,
+
+	.nctrls = 3,
+	.ctrls = {
+	{
+		{
+			.id		= V4L2_CID_HFLIP,
+			.type		= V4L2_CTRL_TYPE_BOOLEAN,
+			.name		= "horizontal flip",
+			.minimum	= 0,
+			.maximum	= 1,
+			.step		= 1,
+			.default_value	= 0
+		},
+		.set = vv6410_set_hflip,
+		.get = vv6410_get_hflip
+	}, {
+		{
+			.id		= V4L2_CID_VFLIP,
+			.type		= V4L2_CTRL_TYPE_BOOLEAN,
+			.name		= "vertical flip",
+			.minimum	= 0,
+			.maximum	= 1,
+			.step		= 1,
+			.default_value 	= 0
+		},
+		.set = vv6410_set_vflip,
+		.get = vv6410_get_vflip
+	}, {
+		{
+			.id		= V4L2_CID_GAIN,
+			.type		= V4L2_CTRL_TYPE_INTEGER,
+			.name		= "analog gain",
+			.minimum	= 0,
+			.maximum	= 15,
+			.step		= 1,
+			.default_value  = 0
+		},
+		.set = vv6410_set_analog_gain,
+		.get = vv6410_get_analog_gain
+	}
+	},
+
+	.nmodes = 1,
+	.modes = {
+	{
+		356,
+		292,
+		V4L2_PIX_FMT_SGRBG8,
+		V4L2_FIELD_NONE,
+		.sizeimage =
+			356 * 292,
+		.bytesperline = 356,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 0
+	}
+	}
+};
+
+/* If NULL, only single value to write, stored in len */
+struct stv_init {
+	const u8 *data;
+	u16 start;
+	u8 len;
+};
+
+static const u8 x1500[] = {	/* 0x1500 - 0x150f */
+	0x0b, 0xa7, 0xb7, 0x00, 0x00
+};
+
+static const u8 x1536[] = {	/* 0x1536 - 0x153b */
+	0x02, 0x00, 0x60, 0x01, 0x20, 0x01
+};
+
+static const u8 x15c1[] = {	/* 0x15c1 - 0x15c2 */
+	0xff, 0x03 /* Output word 0x03ff = 1023 (ISO size) */
+};
+
+static const struct stv_init stv_bridge_init[] = {
+	/* This reg is written twice. Some kind of reset? */
+	{NULL,  0x1620, 0x80},
+	{NULL,  0x1620, 0x00},
+	{NULL,  0x1423, 0x04},
+	{x1500, 0x1500, ARRAY_SIZE(x1500)},
+	{x1536, 0x1536, ARRAY_SIZE(x1536)},
+	{x15c1, 0x15c1, ARRAY_SIZE(x15c1)}
+};
+
+static const u8 vv6410_sensor_init[][2] = {
+	/* Setup registers */
+	{VV6410_SETUP0,		VV6410_SOFT_RESET},
+	{VV6410_SETUP0,		VV6410_LOW_POWER_MODE},
+	/* Use shuffled read-out mode */
+	{VV6410_SETUP1,		BIT(6)},
+	/* All modes to 1 */
+	{VV6410_FGMODES,	BIT(6) | BIT(4) | BIT(2) | BIT(0)},
+	{VV6410_PINMAPPING,	0x00},
+	/* Pre-clock generator divide off */
+	{VV6410_DATAFORMAT,	BIT(7) | BIT(0)},
+
+	/* Exposure registers */
+	{VV6410_FINEH,		VV6410_FINE_EXPOSURE >> 8},
+	{VV6410_FINEL,		VV6410_FINE_EXPOSURE & 0xff},
+	{VV6410_COARSEH,	VV6410_COARSE_EXPOSURE >> 8},
+	{VV6410_COARSEL,	VV6410_COARSE_EXPOSURE & 0xff},
+	{VV6410_ANALOGGAIN,	0xf0 | VV6410_DEFAULT_GAIN},
+	{VV6410_CLKDIV,		VV6410_CLK_DIV_2},
+
+	/* System registers */
+	/* Enable voltage doubler */
+	{VV6410_AS0,		BIT(6) | BIT(4) | BIT(3) | BIT(2) | BIT(1)},
+	{VV6410_AT0,		0x00},
+	/* Power up audio, differential */
+	{VV6410_AT1,		BIT(4)|BIT(0)},
+};
+
+#endif
diff --git a/linux/drivers/media/video/gspca/sunplus.c b/linux/drivers/media/video/gspca/sunplus.c
index 3a972ff1c..3692062d0 100644
--- a/linux/drivers/media/video/gspca/sunplus.c
+++ b/linux/drivers/media/video/gspca/sunplus.c
@@ -123,7 +123,7 @@ static struct ctrl sd_ctrls[] = {
 	},
 };
 
-static struct v4l2_pix_format vga_mode[] = {
+static const struct v4l2_pix_format vga_mode[] = {
 	{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
 		.bytesperline = 320,
 		.sizeimage = 320 * 240 * 3 / 8 + 590,
@@ -136,7 +136,7 @@ static struct v4l2_pix_format vga_mode[] = {
 		.priv = 1},
 };
 
-static struct v4l2_pix_format custom_mode[] = {
+static const struct v4l2_pix_format custom_mode[] = {
 	{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
 		.bytesperline = 320,
 		.sizeimage = 320 * 240 * 3 / 8 + 590,
@@ -149,7 +149,7 @@ static struct v4l2_pix_format custom_mode[] = {
 		.priv = 1},
 };
 
-static struct v4l2_pix_format vga_mode2[] = {
+static const struct v4l2_pix_format vga_mode2[] = {
 	{176, 144, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
 		.bytesperline = 176,
 		.sizeimage = 176 * 144 * 3 / 8 + 590,
diff --git a/linux/drivers/media/video/gspca/t613.c b/linux/drivers/media/video/gspca/t613.c
index d2d6ad9d1..2d032aa0e 100644
--- a/linux/drivers/media/video/gspca/t613.c
+++ b/linux/drivers/media/video/gspca/t613.c
@@ -233,7 +233,7 @@ static char *effects_control[] = {
 	"Negative",
 };
 
-static struct v4l2_pix_format vga_mode_t16[] = {
+static const struct v4l2_pix_format vga_mode_t16[] = {
 	{160, 120, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
 		.bytesperline = 160,
 		.sizeimage = 160 * 120 * 4 / 8 + 590,
@@ -499,7 +499,7 @@ static void om6802_sensor_init(struct gspca_dev *gspca_dev)
 	reg_w_buf(gspca_dev, sensor_reset, sizeof sensor_reset);
 	msleep(5);
 	i = 4;
-	while (--i < 0) {
+	while (--i > 0) {
 		byte = reg_r(gspca_dev, 0x0060);
 		if (!(byte & 0x01))
 			break;
diff --git a/linux/drivers/media/video/gspca/tv8532.c b/linux/drivers/media/video/gspca/tv8532.c
index 4e18f90ba..7d11a0d3e 100644
--- a/linux/drivers/media/video/gspca/tv8532.c
+++ b/linux/drivers/media/video/gspca/tv8532.c
@@ -73,7 +73,7 @@ static struct ctrl sd_ctrls[] = {
 	 },
 };
 
-static struct v4l2_pix_format sif_mode[] = {
+static const struct v4l2_pix_format sif_mode[] = {
 	{176, 144, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
 		.bytesperline = 176,
 		.sizeimage = 176 * 144,
diff --git a/linux/drivers/media/video/gspca/vc032x.c b/linux/drivers/media/video/gspca/vc032x.c
index 4cc1f69f1..82dc818f4 100644
--- a/linux/drivers/media/video/gspca/vc032x.c
+++ b/linux/drivers/media/video/gspca/vc032x.c
@@ -126,7 +126,7 @@ static struct ctrl sd_ctrls[] = {
 	 },
 };
 
-static struct v4l2_pix_format vc0321_mode[] = {
+static const struct v4l2_pix_format vc0321_mode[] = {
 	{320, 240, V4L2_PIX_FMT_YVYU, V4L2_FIELD_NONE,
 		.bytesperline = 320,
 		.sizeimage = 320 * 240 * 2,
@@ -138,7 +138,7 @@ static struct v4l2_pix_format vc0321_mode[] = {
 		.colorspace = V4L2_COLORSPACE_SRGB,
 		.priv = 0},
 };
-static struct v4l2_pix_format vc0323_mode[] = {
+static const struct v4l2_pix_format vc0323_mode[] = {
 	{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
 		.bytesperline = 320,
 		.sizeimage = 320 * 240 * 3 / 8 + 590,
@@ -151,7 +151,7 @@ static struct v4l2_pix_format vc0323_mode[] = {
 		.priv = 0},
 };
 
-static struct v4l2_pix_format svga_mode[] = {
+static const struct v4l2_pix_format svga_mode[] = {
 	{800, 600, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
 		.bytesperline = 800,
 		.sizeimage = 800 * 600 * 1 / 4 + 590,
@@ -2452,6 +2452,7 @@ static const struct sd_desc sd_desc = {
 static const __devinitdata struct usb_device_id device_table[] = {
 	{USB_DEVICE(0x046d, 0x0892), .driver_info = BRIDGE_VC0321},
 	{USB_DEVICE(0x046d, 0x0896), .driver_info = BRIDGE_VC0321},
+	{USB_DEVICE(0x046d, 0x0897), .driver_info = BRIDGE_VC0321},
 	{USB_DEVICE(0x0ac8, 0x0321), .driver_info = BRIDGE_VC0321},
 	{USB_DEVICE(0x0ac8, 0x0323), .driver_info = BRIDGE_VC0323},
 	{USB_DEVICE(0x0ac8, 0x0328), .driver_info = BRIDGE_VC0321},
diff --git a/linux/drivers/media/video/gspca/zc3xx.c b/linux/drivers/media/video/gspca/zc3xx.c
index 678070b93..79d2a776d 100644
--- a/linux/drivers/media/video/gspca/zc3xx.c
+++ b/linux/drivers/media/video/gspca/zc3xx.c
@@ -173,7 +173,7 @@ static struct ctrl sd_ctrls[] = {
 	},
 };
 
-static struct v4l2_pix_format vga_mode[] = {
+static const struct v4l2_pix_format vga_mode[] = {
 	{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
 		.bytesperline = 320,
 		.sizeimage = 320 * 240 * 3 / 8 + 590,
@@ -186,7 +186,7 @@ static struct v4l2_pix_format vga_mode[] = {
 		.priv = 0},
 };
 
-static struct v4l2_pix_format sif_mode[] = {
+static const struct v4l2_pix_format sif_mode[] = {
 	{176, 144, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
 		.bytesperline = 176,
 		.sizeimage = 176 * 144 * 3 / 8 + 590,
@@ -7542,6 +7542,7 @@ static const __devinitdata struct usb_device_id device_table[] = {
 	{USB_DEVICE(0x0458, 0x700c)},
 	{USB_DEVICE(0x0458, 0x700f)},
 	{USB_DEVICE(0x0461, 0x0a00)},
+	{USB_DEVICE(0x046d, 0x089d), .driver_info = SENSOR_MC501CB},
 	{USB_DEVICE(0x046d, 0x08a0)},
 	{USB_DEVICE(0x046d, 0x08a1)},
 	{USB_DEVICE(0x046d, 0x08a2)},
diff --git a/linux/drivers/media/video/ivtv/ivtv-streams.c b/linux/drivers/media/video/ivtv/ivtv-streams.c
index 76279ed30..f77d76470 100644
--- a/linux/drivers/media/video/ivtv/ivtv-streams.c
+++ b/linux/drivers/media/video/ivtv/ivtv-streams.c
@@ -209,7 +209,7 @@ static int ivtv_prep_dev(struct ivtv *itv, int type)
 			itv->device.name, s->name);
 
 	s->v4l2dev->num = num;
-	s->v4l2dev->parent = &itv->dev->dev;
+	s->v4l2dev->v4l2_dev = &itv->device;
 	s->v4l2dev->fops = ivtv_stream_info[type].fops;
 	s->v4l2dev->release = video_device_release;
 	s->v4l2dev->tvnorms = V4L2_STD_ALL;
diff --git a/linux/drivers/media/video/msp3400-driver.c b/linux/drivers/media/video/msp3400-driver.c
index def15e381..9d2c98b82 100644
--- a/linux/drivers/media/video/msp3400-driver.c
+++ b/linux/drivers/media/video/msp3400-driver.c
@@ -488,7 +488,7 @@ static int msp_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 }
 
 #ifdef CONFIG_VIDEO_ALLOW_V4L1
-static int msp_ioctl(struct v4l2_subdev *sd, int cmd, void *arg)
+static int 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);
diff --git a/linux/drivers/media/video/stk-webcam.c b/linux/drivers/media/video/stk-webcam.c
index 9615b7678..bfd0ddb63 100644
--- a/linux/drivers/media/video/stk-webcam.c
+++ b/linux/drivers/media/video/stk-webcam.c
@@ -1263,6 +1263,25 @@ static int stk_vidioc_g_parm(struct file *filp,
 	return 0;
 }
 
+static int stk_vidioc_enum_framesizes(struct file *filp,
+		void *priv, struct v4l2_frmsizeenum *frms)
+{
+	if (frms->index >= ARRAY_SIZE(stk_sizes))
+		return -EINVAL;
+	switch (frms->pixel_format) {
+	case V4L2_PIX_FMT_RGB565:
+	case V4L2_PIX_FMT_RGB565X:
+	case V4L2_PIX_FMT_UYVY:
+	case V4L2_PIX_FMT_YUYV:
+	case V4L2_PIX_FMT_SBGGR8:
+		frms->type = V4L2_FRMSIZE_TYPE_DISCRETE;
+		frms->discrete.width = stk_sizes[frms->index].w;
+		frms->discrete.height = stk_sizes[frms->index].h;
+		return 0;
+	default: return -EINVAL;
+	}
+}
+
 static struct file_operations v4l_stk_fops = {
 	.owner = THIS_MODULE,
 	.open = v4l_stk_open,
@@ -1297,6 +1316,7 @@ static const struct v4l2_ioctl_ops v4l_stk_ioctl_ops = {
 	.vidioc_g_ctrl = stk_vidioc_g_ctrl,
 	.vidioc_s_ctrl = stk_vidioc_s_ctrl,
 	.vidioc_g_parm = stk_vidioc_g_parm,
+	.vidioc_enum_framesizes = stk_vidioc_enum_framesizes,
 };
 
 static void stk_v4l_dev_release(struct video_device *vd)
diff --git a/linux/drivers/media/video/tda7432.c b/linux/drivers/media/video/tda7432.c
index 375b8d6d2..64a90a71b 100644
--- a/linux/drivers/media/video/tda7432.c
+++ b/linux/drivers/media/video/tda7432.c
@@ -47,9 +47,10 @@
 #include <linux/videodev2.h>
 #include <linux/i2c.h>
 
-#include <media/v4l2-common.h>
+#include <media/v4l2-device.h>
 #include <media/v4l2-ioctl.h>
 #include <media/i2c-addr.h>
+#include <media/v4l2-i2c-drv-legacy.h>
 #include "compat.h"
 
 #ifndef VIDEO_AUDIO_BALANCE
@@ -80,6 +81,7 @@ I2C_CLIENT_INSMOD;
 /* Structure of address and subaddresses for the tda7432 */
 
 struct tda7432 {
+	struct v4l2_subdev sd;
 	int addr;
 	int input;
 	int volume;
@@ -87,10 +89,12 @@ struct tda7432 {
 	int bass, treble;
 	int lf, lr, rf, rr;
 	int loud;
-	struct i2c_client c;
 };
-static struct i2c_driver driver;
-static struct i2c_client client_template;
+
+static inline struct tda7432 *to_state(struct v4l2_subdev *sd)
+{
+	return container_of(sd, struct tda7432, sd);
+}
 
 /* The TDA7432 is made by STS-Thompson
  * http://www.st.com
@@ -225,45 +229,33 @@ static struct i2c_client client_template;
 
 /* Begin code */
 
-static int tda7432_write(struct i2c_client *client, int subaddr, int val)
+static int tda7432_write(struct v4l2_subdev *sd, int subaddr, int val)
 {
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	unsigned char buffer[2];
-	v4l_dbg(2, debug,client,"In tda7432_write\n");
-	v4l_dbg(1, debug,client,"Writing %d 0x%x\n", subaddr, val);
+
+	v4l2_dbg(2, debug, sd, "In tda7432_write\n");
+	v4l2_dbg(1, debug, sd, "Writing %d 0x%x\n", subaddr, val);
 	buffer[0] = subaddr;
 	buffer[1] = val;
-	if (2 != i2c_master_send(client,buffer,2)) {
-		v4l_err(client,"I/O error, trying (write %d 0x%x)\n",
+	if (2 != i2c_master_send(client, buffer, 2)) {
+		v4l2_err(sd, "I/O error, trying (write %d 0x%x)\n",
 		       subaddr, val);
 		return -1;
 	}
 	return 0;
 }
 
-/* I don't think we ever actually _read_ the chip... */
-#if 0
-static int tda7432_read(struct i2c_client *client)
-{
-	unsigned char buffer;
-	v4l_dbg(2, debug,client,"In tda7432_read\n");
-	if (1 != i2c_master_recv(client,&buffer,1)) {
-		v4l_err(client,"I/O error, trying (read)\n");
-		return -1;
-	}
-	v4l_dbg(1, debug,client,"Read 0x%02x\n", buffer);
-	return buffer;
-}
-#endif
-
-static int tda7432_set(struct i2c_client *client)
+static int tda7432_set(struct v4l2_subdev *sd)
 {
-	struct tda7432 *t = i2c_get_clientdata(client);
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+	struct tda7432 *t = to_state(sd);
 	unsigned char buf[16];
-	v4l_dbg(2, debug,client,"In tda7432_set\n");
 
-	v4l_dbg(1, debug,client,
+	v4l2_dbg(1, debug, sd,
 		"tda7432: 7432_set(0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x)\n",
-		t->input,t->volume,t->bass,t->treble,t->lf,t->lr,t->rf,t->rr,t->loud);
+		t->input, t->volume, t->bass, t->treble, t->lf, t->lr,
+		t->rf, t->rr, t->loud);
 	buf[0]  = TDA7432_IN;
 	buf[1]  = t->input;
 	buf[2]  = t->volume;
@@ -274,18 +266,19 @@ static int tda7432_set(struct i2c_client *client)
 	buf[7]  = t->rf;
 	buf[8]  = t->rr;
 	buf[9]  = t->loud;
-	if (10 != i2c_master_send(client,buf,10)) {
-		v4l_err(client,"I/O error, trying tda7432_set\n");
+	if (10 != i2c_master_send(client, buf, 10)) {
+		v4l2_err(sd, "I/O error, trying tda7432_set\n");
 		return -1;
 	}
 
 	return 0;
 }
 
-static void do_tda7432_init(struct i2c_client *client)
+static void do_tda7432_init(struct v4l2_subdev *sd)
 {
-	struct tda7432 *t = i2c_get_clientdata(client);
-	v4l_dbg(2, debug,client,"In tda7432_init\n");
+	struct tda7432 *t = to_state(sd);
+
+	v4l2_dbg(2, debug, sd, "In tda7432_init\n");
 
 	t->input  = TDA7432_STEREO_IN |  /* Main (stereo) input   */
 		    TDA7432_BASS_SYM  |  /* Symmetric bass cut    */
@@ -302,57 +295,12 @@ static void do_tda7432_init(struct i2c_client *client)
 	t->rr     = TDA7432_ATTEN_0DB;	 /* 0dB attenuation       */
 	t->loud   = loudness;		 /* insmod parameter      */
 
-	tda7432_set(client);
-}
-
-/* *********************** *
- * i2c interface functions *
- * *********************** */
-
-static int tda7432_attach(struct i2c_adapter *adap, int addr, int kind)
-{
-	struct tda7432 *t;
-	struct i2c_client *client;
-
-	t = kzalloc(sizeof *t,GFP_KERNEL);
-	if (!t)
-		return -ENOMEM;
-
-	client = &t->c;
-	memcpy(client,&client_template,sizeof(struct i2c_client));
-	client->adapter = adap;
-	client->addr = addr;
-	i2c_set_clientdata(client, t);
-
-	do_tda7432_init(client);
-	i2c_attach_client(client);
-
-	v4l_info(client, "chip found @ 0x%x (%s)\n", addr << 1, adap->name);
-	return 0;
-}
-
-static int tda7432_probe(struct i2c_adapter *adap)
-{
-	if (adap->class & I2C_CLASS_TV_ANALOG)
-		return i2c_probe(adap, &addr_data, tda7432_attach);
-	return 0;
-}
-
-static int tda7432_detach(struct i2c_client *client)
-{
-	struct tda7432 *t  = i2c_get_clientdata(client);
-
-	do_tda7432_init(client);
-	i2c_detach_client(client);
-
-	kfree(t);
-	return 0;
+	tda7432_set(sd);
 }
 
-static int tda7432_get_ctrl(struct i2c_client *client,
-			    struct v4l2_control *ctrl)
+static int tda7432_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
-	struct tda7432 *t = i2c_get_clientdata(client);
+	struct tda7432 *t = to_state(sd);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
@@ -396,10 +344,9 @@ static int tda7432_get_ctrl(struct i2c_client *client,
 	return -EINVAL;
 }
 
-static int tda7432_set_ctrl(struct i2c_client *client,
-			    struct v4l2_control *ctrl)
+static int tda7432_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
-	struct tda7432 *t = i2c_get_clientdata(client);
+	struct tda7432 *t = to_state(sd);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_MUTE:
@@ -414,7 +361,7 @@ static int tda7432_set_ctrl(struct i2c_client *client,
 		if (loudness)		/* Turn on the loudness bit */
 			t->volume |= TDA7432_LD_ON;
 
-		tda7432_write(client,TDA7432_VL, t->volume);
+		tda7432_write(sd, TDA7432_VL, t->volume);
 		return 0;
 	case V4L2_CID_AUDIO_BALANCE:
 		if (ctrl->value < 32768) {
@@ -442,14 +389,14 @@ static int tda7432_set_ctrl(struct i2c_client *client,
 		if(t->bass>= 0x8)
 				t->bass = (~t->bass & 0xf) + 0x8 ;
 
-		tda7432_write(client,TDA7432_TN, 0x10 | (t->bass << 4) | t->treble );
+		tda7432_write(sd, TDA7432_TN, 0x10 | (t->bass << 4) | t->treble);
 		return 0;
 	case V4L2_CID_AUDIO_TREBLE:
 		t->treble= ctrl->value >> 12;
 		if(t->treble>= 0x8)
 				t->treble = (~t->treble & 0xf) + 0x8 ;
 
-		tda7432_write(client,TDA7432_TN, 0x10 | (t->bass << 4) | t->treble );
+		tda7432_write(sd, TDA7432_TN, 0x10 | (t->bass << 4) | t->treble);
 		return 0;
 	default:
 		return -EINVAL;
@@ -459,92 +406,106 @@ static int tda7432_set_ctrl(struct i2c_client *client,
 	if (t->muted)
 	{
 		/* Mute & update balance*/
-		tda7432_write(client,TDA7432_LF, t->lf | TDA7432_MUTE);
-		tda7432_write(client,TDA7432_LR, t->lr | TDA7432_MUTE);
-		tda7432_write(client,TDA7432_RF, t->rf | TDA7432_MUTE);
-		tda7432_write(client,TDA7432_RR, t->rr | TDA7432_MUTE);
+		tda7432_write(sd, TDA7432_LF, t->lf | TDA7432_MUTE);
+		tda7432_write(sd, TDA7432_LR, t->lr | TDA7432_MUTE);
+		tda7432_write(sd, TDA7432_RF, t->rf | TDA7432_MUTE);
+		tda7432_write(sd, TDA7432_RR, t->rr | TDA7432_MUTE);
 	} else {
-		tda7432_write(client,TDA7432_LF, t->lf);
-		tda7432_write(client,TDA7432_LR, t->lr);
-		tda7432_write(client,TDA7432_RF, t->rf);
-		tda7432_write(client,TDA7432_RR, t->rr);
+		tda7432_write(sd, TDA7432_LF, t->lf);
+		tda7432_write(sd, TDA7432_LR, t->lr);
+		tda7432_write(sd, TDA7432_RF, t->rf);
+		tda7432_write(sd, TDA7432_RR, t->rr);
 	}
 	return 0;
 }
 
-static int tda7432_command(struct i2c_client *client,
-			   unsigned int cmd, void *arg)
+static int tda7432_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc)
 {
-	v4l_dbg(2, debug,client,"In tda7432_command\n");
-	if (debug>1)
-		v4l_i2c_print_ioctl(client,cmd);
-
-	switch (cmd) {
-	/* --- v4l ioctls --- */
-	/* take care: bttv does userspace copying, we'll get a
-	   kernel pointer here... */
-	case VIDIOC_QUERYCTRL:
-	{
-		struct v4l2_queryctrl *qc = arg;
-
-		switch (qc->id) {
-			case V4L2_CID_AUDIO_MUTE:
-			case V4L2_CID_AUDIO_VOLUME:
-			case V4L2_CID_AUDIO_BALANCE:
-			case V4L2_CID_AUDIO_BASS:
-			case V4L2_CID_AUDIO_TREBLE:
-			default:
-				return -EINVAL;
-		}
+	switch (qc->id) {
+	case V4L2_CID_AUDIO_MUTE:
+	case V4L2_CID_AUDIO_VOLUME:
+	case V4L2_CID_AUDIO_BALANCE:
+	case V4L2_CID_AUDIO_BASS:
+	case V4L2_CID_AUDIO_TREBLE:
 		return v4l2_ctrl_query_fill_std(qc);
 	}
-	case VIDIOC_S_CTRL:
-		return tda7432_set_ctrl(client, arg);
-
-	case VIDIOC_G_CTRL:
-		return tda7432_get_ctrl(client, arg);
-
-	} /* end of (cmd) switch */
+	return -EINVAL;
+}
 
-	return 0;
+static int tda7432_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    = "tda7432",
-	},
-	.id              = I2C_DRIVERID_TDA7432,
-	.attach_adapter  = tda7432_probe,
-	.detach_client   = tda7432_detach,
-	.command         = tda7432_command,
+/* ----------------------------------------------------------------------- */
+
+static const struct v4l2_subdev_core_ops tda7432_core_ops = {
+	.queryctrl = tda7432_queryctrl,
+	.g_ctrl = tda7432_g_ctrl,
+	.s_ctrl = tda7432_s_ctrl,
 };
 
-static struct i2c_client client_template =
-{
-	.name       = "tda7432",
-	.driver     = &driver,
+static const struct v4l2_subdev_ops tda7432_ops = {
+	.core = &tda7432_core_ops,
 };
 
-static int __init tda7432_init(void)
+/* ----------------------------------------------------------------------- */
+
+/* *********************** *
+ * i2c interface functions *
+ * *********************** */
+
+static int tda7432_probe(struct i2c_client *client,
+			const struct i2c_device_id *id)
 {
-	if ( (loudness < 0) || (loudness > 15) ) {
-		printk(KERN_ERR "loudness parameter must be between 0 and 15\n");
-		return -EINVAL;
+	struct tda7432 *t;
+	struct v4l2_subdev *sd;
+
+	v4l_info(client, "chip found @ 0x%02x (%s)\n",
+			client->addr << 1, client->adapter->name);
+
+	t = kzalloc(sizeof(*t), GFP_KERNEL);
+	if (!t)
+		return -ENOMEM;
+	sd = &t->sd;
+	v4l2_i2c_subdev_init(sd, client, &tda7432_ops);
+	if (loudness < 0 || loudness > 15) {
+		v4l2_warn(sd, "loudness parameter must be between 0 and 15\n");
+		if (loudness < 0)
+			loudness = 0;
+		if (loudness > 15)
+			loudness = 15;
 	}
 
-	return i2c_add_driver(&driver);
+	do_tda7432_init(sd);
+	return 0;
 }
 
-static void __exit tda7432_fini(void)
+static int tda7432_remove(struct i2c_client *client)
 {
-	i2c_del_driver(&driver);
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
+
+	do_tda7432_init(sd);
+	v4l2_device_unregister_subdev(sd);
+	kfree(to_state(sd));
+	return 0;
 }
 
-module_init(tda7432_init);
-module_exit(tda7432_fini);
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
+static const struct i2c_device_id tda7432_id[] = {
+	{ "tda7432", 0 },
+	{ }
+};
+MODULE_DEVICE_TABLE(i2c, tda7432_id);
 
-/*
- * Local variables:
- * c-basic-offset: 8
- * End:
- */
+#endif
+static struct v4l2_i2c_driver_data v4l2_i2c_data = {
+	.name = "tda7432",
+	.driverid = I2C_DRIVERID_TDA7432,
+	.command = tda7432_command,
+	.probe = tda7432_probe,
+	.remove = tda7432_remove,
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
+	.id_table = tda7432_id,
+#endif
+};
diff --git a/linux/drivers/media/video/tda9840.c b/linux/drivers/media/video/tda9840.c
index 31dde7516..7b749e4bb 100644
--- a/linux/drivers/media/video/tda9840.c
+++ b/linux/drivers/media/video/tda9840.c
@@ -29,7 +29,7 @@
 #include <linux/module.h>
 #include <linux/ioctl.h>
 #include <linux/i2c.h>
-#include <media/v4l2-common.h>
+#include <media/v4l2-device.h>
 #include <media/v4l2-i2c-drv-legacy.h>
 #include "tda9840.h"
 #include "compat.h"
@@ -63,85 +63,89 @@ static unsigned short normal_i2c[] = { I2C_ADDR_TDA9840, I2C_CLIENT_END };
 /* magic definition of all other variables and things */
 I2C_CLIENT_INSMOD;
 
-static void tda9840_write(struct i2c_client *client, u8 reg, u8 val)
+static void tda9840_write(struct v4l2_subdev *sd, u8 reg, u8 val)
 {
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+
 	if (i2c_smbus_write_byte_data(client, reg, val))
-		v4l_dbg(1, debug, client, "error writing %02x to %02x\n",
+		v4l2_dbg(1, debug, sd, "error writing %02x to %02x\n",
 				val, reg);
 }
 
-static int tda9840_command(struct i2c_client *client, unsigned cmd, void *arg)
+static int tda9840_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *t)
 {
-	int byte = *(int *)arg;
-
-	switch (cmd) {
-	case VIDIOC_S_TUNER: {
-		struct v4l2_tuner *t = arg;
-		int byte;
+	int byte;
 
-		if (t->index)
-			return -EINVAL;
+	if (t->index)
+		return -EINVAL;
 
-		switch (t->audmode) {
-		case V4L2_TUNER_MODE_STEREO:
-			byte = TDA9840_SET_STEREO;
-			break;
-		case V4L2_TUNER_MODE_LANG1_LANG2:
-			byte = TDA9840_SET_BOTH;
-			break;
-		case V4L2_TUNER_MODE_LANG1:
-			byte = TDA9840_SET_LANG1;
-			break;
-		case V4L2_TUNER_MODE_LANG2:
-			byte = TDA9840_SET_LANG2;
-			break;
-		default:
-			byte = TDA9840_SET_MONO;
-			break;
-		}
-		v4l_dbg(1, debug, client, "TDA9840_SWITCH: 0x%02x\n", byte);
-		tda9840_write(client, SWITCH, byte);
+	switch (t->audmode) {
+	case V4L2_TUNER_MODE_STEREO:
+		byte = TDA9840_SET_STEREO;
 		break;
+	case V4L2_TUNER_MODE_LANG1_LANG2:
+		byte = TDA9840_SET_BOTH;
+		break;
+	case V4L2_TUNER_MODE_LANG1:
+		byte = TDA9840_SET_LANG1;
+		break;
+	case V4L2_TUNER_MODE_LANG2:
+		byte = TDA9840_SET_LANG2;
+		break;
+	default:
+		byte = TDA9840_SET_MONO;
+		break;
+	}
+	v4l2_dbg(1, debug, sd, "TDA9840_SWITCH: 0x%02x\n", byte);
+	tda9840_write(sd, SWITCH, byte);
+	return 0;
+}
+
+static int tda9840_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *t)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+	u8 byte;
+
+	t->rxsubchans = V4L2_TUNER_SUB_MONO;
+	if (1 != i2c_master_recv(client, &byte, 1)) {
+		v4l2_dbg(1, debug, sd,
+			"i2c_master_recv() failed\n");
+		return -EIO;
+	}
+
+	if (byte & 0x80) {
+		v4l2_dbg(1, debug, sd,
+			"TDA9840_DETECT: register contents invalid\n");
+		return -EINVAL;
 	}
 
-	case VIDIOC_G_TUNER: {
-		struct v4l2_tuner *t = arg;
-		u8 byte;
+	v4l2_dbg(1, debug, sd, "TDA9840_DETECT: byte: 0x%02x\n", byte);
 
+	switch (byte & 0x60) {
+	case 0x00:
 		t->rxsubchans = V4L2_TUNER_SUB_MONO;
-		if (1 != i2c_master_recv(client, &byte, 1)) {
-			v4l_dbg(1, debug, client,
-				"i2c_master_recv() failed\n");
-			return -EIO;
-		}
-
-		if (byte & 0x80) {
-			v4l_dbg(1, debug, client,
-				"TDA9840_DETECT: register contents invalid\n");
-			return -EINVAL;
-		}
-
-		v4l_dbg(1, debug, client, "TDA9840_DETECT: byte: 0x%02x\n", byte);
-
-		switch (byte & 0x60) {
-		case 0x00:
-			t->rxsubchans = V4L2_TUNER_SUB_MONO;
-			break;
-		case 0x20:
-			t->rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
-			break;
-		case 0x40:
-			t->rxsubchans = V4L2_TUNER_SUB_STEREO | V4L2_TUNER_SUB_MONO;
-			break;
-		default: /* Incorrect detect */
-			t->rxsubchans = V4L2_TUNER_MODE_MONO;
-			break;
-		}
+		break;
+	case 0x20:
+		t->rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
+		break;
+	case 0x40:
+		t->rxsubchans = V4L2_TUNER_SUB_STEREO | V4L2_TUNER_SUB_MONO;
+		break;
+	default: /* Incorrect detect */
+		t->rxsubchans = V4L2_TUNER_MODE_MONO;
 		break;
 	}
+	return 0;
+}
 
+static int tda9840_ioctl(struct v4l2_subdev *sd, unsigned cmd, void *arg)
+{
+	int byte;
+
+	switch (cmd) {
 	case TDA9840_LEVEL_ADJUST:
-		v4l_dbg(1, debug, client, "TDA9840_LEVEL_ADJUST: %d\n", byte);
+		byte = *(int *)arg;
+		v4l2_dbg(1, debug, sd, "TDA9840_LEVEL_ADJUST: %d\n", byte);
 
 		/* check for correct range */
 		if (byte > 25 || byte < -20)
@@ -153,11 +157,12 @@ static int tda9840_command(struct i2c_client *client, unsigned cmd, void *arg)
 			byte += 0x8;
 		else
 			byte = -byte;
-		tda9840_write(client, LEVEL_ADJUST, byte);
+		tda9840_write(sd, LEVEL_ADJUST, byte);
 		break;
 
 	case TDA9840_STEREO_ADJUST:
-		v4l_dbg(1, debug, client, "TDA9840_STEREO_ADJUST: %d\n", byte);
+		byte = *(int *)arg;
+		v4l2_dbg(1, debug, sd, "TDA9840_STEREO_ADJUST: %d\n", byte);
 
 		/* check for correct range */
 		if (byte > 25 || byte < -24)
@@ -170,18 +175,41 @@ static int tda9840_command(struct i2c_client *client, unsigned cmd, void *arg)
 		else
 			byte = -byte;
 
-		tda9840_write(client, STEREO_ADJUST, byte);
+		tda9840_write(sd, STEREO_ADJUST, byte);
 		break;
 	default:
 		return -ENOIOCTLCMD;
 	}
-
 	return 0;
 }
 
+static int tda9840_command(struct i2c_client *client, unsigned cmd, void *arg)
+{
+	return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg);
+}
+
+/* ----------------------------------------------------------------------- */
+
+static const struct v4l2_subdev_core_ops tda9840_core_ops = {
+	.ioctl = tda9840_ioctl,
+};
+
+static const struct v4l2_subdev_tuner_ops tda9840_tuner_ops = {
+	.s_tuner = tda9840_s_tuner,
+	.g_tuner = tda9840_g_tuner,
+};
+
+static const struct v4l2_subdev_ops tda9840_ops = {
+	.core = &tda9840_core_ops,
+	.tuner = &tda9840_tuner_ops,
+};
+
+/* ----------------------------------------------------------------------- */
+
 static int tda9840_probe(struct i2c_client *client,
 			  const struct i2c_device_id *id)
 {
+	struct v4l2_subdev *sd;
 	int result;
 	int byte;
 
@@ -189,23 +217,38 @@ static int tda9840_probe(struct i2c_client *client,
 	if (!i2c_check_functionality(client->adapter,
 			I2C_FUNC_SMBUS_READ_BYTE_DATA |
 			I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
-		return 0;
+		return -EIO;
 
 	v4l_info(client, "chip found @ 0x%x (%s)\n",
 			client->addr << 1, client->adapter->name);
 
+	sd = kmalloc(sizeof(struct v4l2_subdev), GFP_KERNEL);
+	if (sd == NULL)
+		return -ENOMEM;
+	v4l2_i2c_subdev_init(sd, client, &tda9840_ops);
+
 	/* set initial values for level & stereo - adjustment, mode */
 	byte = 0;
-	result = tda9840_command(client, TDA9840_LEVEL_ADJUST, &byte);
-	result += tda9840_command(client, TDA9840_STEREO_ADJUST, &byte);
-	tda9840_write(client, SWITCH, TDA9840_SET_STEREO);
+	result = tda9840_ioctl(sd, TDA9840_LEVEL_ADJUST, &byte);
+	result |= tda9840_ioctl(sd, TDA9840_STEREO_ADJUST, &byte);
+	tda9840_write(sd, SWITCH, TDA9840_SET_STEREO);
 	if (result) {
-		v4l_dbg(1, debug, client, "could not initialize tda9840\n");
+		v4l2_dbg(1, debug, sd, "could not initialize tda9840\n");
+		kfree(sd);
 		return -ENODEV;
 	}
 	return 0;
 }
 
+static int tda9840_remove(struct i2c_client *client)
+{
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
+
+	v4l2_device_unregister_subdev(sd);
+	kfree(sd);
+	return 0;
+}
+
 static int tda9840_legacy_probe(struct i2c_adapter *adapter)
 {
 	/* Let's see whether this is a known adapter we can attach to.
@@ -225,6 +268,7 @@ static struct v4l2_i2c_driver_data v4l2_i2c_data = {
 	.driverid = I2C_DRIVERID_TDA9840,
 	.command = tda9840_command,
 	.probe = tda9840_probe,
+	.remove = tda9840_remove,
 	.legacy_probe = tda9840_legacy_probe,
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
 	.id_table = tda9840_id,
diff --git a/linux/drivers/media/video/tda9875.c b/linux/drivers/media/video/tda9875.c
index 20e738264..2e72c36a9 100644
--- a/linux/drivers/media/video/tda9875.c
+++ b/linux/drivers/media/video/tda9875.c
@@ -25,13 +25,12 @@
 #include <linux/delay.h>
 #include <linux/errno.h>
 #include <linux/slab.h>
-#include <linux/videodev2.h>
-#include <media/v4l2-common.h>
 #include <linux/i2c.h>
-#include <linux/init.h>
-#include "compat.h"
-
+#include <linux/videodev2.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-i2c-drv-legacy.h>
 #include <media/i2c-addr.h>
+#include "compat.h"
 
 static int debug; /* insmod parameter */
 module_param(debug, int, S_IRUGO | S_IWUSR);
@@ -47,13 +46,15 @@ I2C_CLIENT_INSMOD;
 
 /* This is a superset of the TDA9875 */
 struct tda9875 {
+	struct v4l2_subdev sd;
 	int rvol, lvol;
 	int bass, treble;
-	struct i2c_client c;
 };
 
-static struct i2c_driver driver;
-static struct i2c_client client_template;
+static inline struct tda9875 *to_state(struct v4l2_subdev *sd)
+{
+	return container_of(sd, struct tda9875, sd);
+}
 
 #define dprintk  if (debug) printk
 
@@ -106,15 +107,16 @@ static struct i2c_client client_template;
 
 /* Begin code */
 
-static int tda9875_write(struct i2c_client *client, int subaddr, unsigned char val)
+static int tda9875_write(struct v4l2_subdev *sd, int subaddr, unsigned char val)
 {
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	unsigned char buffer[2];
-	dprintk("In tda9875_write\n");
-	dprintk("Writing %d 0x%x\n", subaddr, val);
+
+	v4l2_dbg(1, debug, sd, "Writing %d 0x%x\n", subaddr, val);
 	buffer[0] = subaddr;
 	buffer[1] = val;
-	if (2 != i2c_master_send(client,buffer,2)) {
-		printk(KERN_WARNING "tda9875: I/O error, trying (write %d 0x%x)\n",
+	if (2 != i2c_master_send(client, buffer, 2)) {
+		v4l2_warn(sd, "I/O error, trying (write %d 0x%x)\n",
 		       subaddr, val);
 		return -1;
 	}
@@ -135,7 +137,7 @@ static int tda9875_read(struct i2c_client *client)
 }
 #endif
 
-static int i2c_read_register(struct i2c_adapter *adap, int addr, int reg)
+static int i2c_read_register(struct i2c_client *client, int addr, int reg)
 {
 	unsigned char write[1];
 	unsigned char read[1];
@@ -143,150 +145,83 @@ static int i2c_read_register(struct i2c_adapter *adap, int addr, int reg)
 		{ addr, 0,        1, write },
 		{ addr, I2C_M_RD, 1, read  }
 	};
+
 	write[0] = reg;
 
-	if (2 != i2c_transfer(adap,msgs,2)) {
-		printk(KERN_WARNING "tda9875: I/O error (read2)\n");
+	if (2 != i2c_transfer(client->adapter, msgs, 2)) {
+		v4l_warn(client, "I/O error (read2)\n");
 		return -1;
 	}
-	dprintk("tda9875: chip_read2: reg%d=0x%x\n",reg,read[0]);
+	v4l_dbg(1, debug, client, "chip_read2: reg%d=0x%x\n", reg, read[0]);
 	return read[0];
 }
 
-static void tda9875_set(struct i2c_client *client)
+static void tda9875_set(struct v4l2_subdev *sd)
 {
-	struct tda9875 *tda = i2c_get_clientdata(client);
+	struct tda9875 *tda = to_state(sd);
 	unsigned char a;
 
-	dprintk(KERN_DEBUG "tda9875_set(%04x,%04x,%04x,%04x)\n",
-		tda->lvol,tda->rvol,tda->bass,tda->treble);
-
+	v4l2_dbg(1, debug, sd, "tda9875_set(%04x,%04x,%04x,%04x)\n",
+		tda->lvol, tda->rvol, tda->bass, tda->treble);
 
 	a = tda->lvol & 0xff;
-	tda9875_write(client, TDA9875_MVL, a);
+	tda9875_write(sd, TDA9875_MVL, a);
 	a =tda->rvol & 0xff;
-	tda9875_write(client, TDA9875_MVR, a);
+	tda9875_write(sd, TDA9875_MVR, a);
 	a =tda->bass & 0xff;
-	tda9875_write(client, TDA9875_MBA, a);
+	tda9875_write(sd, TDA9875_MBA, a);
 	a =tda->treble  & 0xff;
-	tda9875_write(client, TDA9875_MTR, a);
+	tda9875_write(sd, TDA9875_MTR, a);
 }
 
-static void do_tda9875_init(struct i2c_client *client)
+static void do_tda9875_init(struct v4l2_subdev *sd)
 {
-	struct tda9875 *t = i2c_get_clientdata(client);
-	dprintk("In tda9875_init\n");
-	tda9875_write(client, TDA9875_CFG, 0xd0 ); /*reg de config 0 (reset)*/
-	tda9875_write(client, TDA9875_MSR, 0x03 );    /* Monitor 0b00000XXX*/
-	tda9875_write(client, TDA9875_C1MSB, 0x00 );  /*Car1(FM) MSB XMHz*/
-	tda9875_write(client, TDA9875_C1MIB, 0x00 );  /*Car1(FM) MIB XMHz*/
-	tda9875_write(client, TDA9875_C1LSB, 0x00 );  /*Car1(FM) LSB XMHz*/
-	tda9875_write(client, TDA9875_C2MSB, 0x00 );  /*Car2(NICAM) MSB XMHz*/
-	tda9875_write(client, TDA9875_C2MIB, 0x00 );  /*Car2(NICAM) MIB XMHz*/
-	tda9875_write(client, TDA9875_C2LSB, 0x00 );  /*Car2(NICAM) LSB XMHz*/
-	tda9875_write(client, TDA9875_DCR, 0x00 );    /*Demod config 0x00*/
-	tda9875_write(client, TDA9875_DEEM, 0x44 );   /*DE-Emph 0b0100 0100*/
-	tda9875_write(client, TDA9875_FMAT, 0x00 );   /*FM Matrix reg 0x00*/
-	tda9875_write(client, TDA9875_SC1, 0x00 );    /* SCART 1 (SC1)*/
-	tda9875_write(client, TDA9875_SC2, 0x01 );    /* SCART 2 (sc2)*/
-
-	tda9875_write(client, TDA9875_CH1V, 0x10 );  /* Channel volume 1 mute*/
-	tda9875_write(client, TDA9875_CH2V, 0x10 );  /* Channel volume 2 mute */
-	tda9875_write(client, TDA9875_DACOS, 0x02 ); /* sig DAC i/o(in:nicam)*/
-	tda9875_write(client, TDA9875_ADCIS, 0x6f ); /* sig ADC input(in:mono)*/
-	tda9875_write(client, TDA9875_LOSR, 0x00 );  /* line out (in:mono)*/
-	tda9875_write(client, TDA9875_AER, 0x00 );   /*06 Effect (AVL+PSEUDO) */
-	tda9875_write(client, TDA9875_MCS, 0x44 );   /* Main ch select (DAC) */
-	tda9875_write(client, TDA9875_MVL, 0x03 );   /* Vol Main left 10dB */
-	tda9875_write(client, TDA9875_MVR, 0x03 );   /* Vol Main right 10dB*/
-	tda9875_write(client, TDA9875_MBA, 0x00 );   /* Main Bass Main 0dB*/
-	tda9875_write(client, TDA9875_MTR, 0x00 );   /* Main Treble Main 0dB*/
-	tda9875_write(client, TDA9875_ACS, 0x44 );   /* Aux chan select (dac)*/
-	tda9875_write(client, TDA9875_AVL, 0x00 );   /* Vol Aux left 0dB*/
-	tda9875_write(client, TDA9875_AVR, 0x00 );   /* Vol Aux right 0dB*/
-	tda9875_write(client, TDA9875_ABA, 0x00 );   /* Aux Bass Main 0dB*/
-	tda9875_write(client, TDA9875_ATR, 0x00 );   /* Aux Aigus Main 0dB*/
-
-	tda9875_write(client, TDA9875_MUT, 0xcc );   /* General mute  */
-
-	t->lvol=t->rvol =0;  	/* 0dB */
-	t->bass=0; 			/* 0dB */
-	t->treble=0;  		/* 0dB */
-	tda9875_set(client);
-
-}
-
-
-/* *********************** *
- * i2c interface functions *
- * *********************** */
-
-static int tda9875_checkit(struct i2c_adapter *adap, int addr)
-{
-	int dic,rev;
-
-	dic=i2c_read_register(adap,addr,254);
-	rev=i2c_read_register(adap,addr,255);
-
-	if(dic==0 || dic==2) { // tda9875 and tda9875A
-		printk("tda9875: TDA9875%s Rev.%d detected at 0x%x\n",
-		dic==0?"":"A", rev,addr<<1);
-		return 1;
-	}
-	printk("tda9875: no such chip at 0x%x (dic=0x%x rev=0x%x)\n",addr<<1,dic,rev);
-	return(0);
+	struct tda9875 *t = to_state(sd);
+
+	v4l2_dbg(1, debug, sd, "In tda9875_init\n");
+	tda9875_write(sd, TDA9875_CFG, 0xd0); /*reg de config 0 (reset)*/
+	tda9875_write(sd, TDA9875_MSR, 0x03);    /* Monitor 0b00000XXX*/
+	tda9875_write(sd, TDA9875_C1MSB, 0x00);  /*Car1(FM) MSB XMHz*/
+	tda9875_write(sd, TDA9875_C1MIB, 0x00);  /*Car1(FM) MIB XMHz*/
+	tda9875_write(sd, TDA9875_C1LSB, 0x00);  /*Car1(FM) LSB XMHz*/
+	tda9875_write(sd, TDA9875_C2MSB, 0x00);  /*Car2(NICAM) MSB XMHz*/
+	tda9875_write(sd, TDA9875_C2MIB, 0x00);  /*Car2(NICAM) MIB XMHz*/
+	tda9875_write(sd, TDA9875_C2LSB, 0x00);  /*Car2(NICAM) LSB XMHz*/
+	tda9875_write(sd, TDA9875_DCR, 0x00);    /*Demod config 0x00*/
+	tda9875_write(sd, TDA9875_DEEM, 0x44);   /*DE-Emph 0b0100 0100*/
+	tda9875_write(sd, TDA9875_FMAT, 0x00);   /*FM Matrix reg 0x00*/
+	tda9875_write(sd, TDA9875_SC1, 0x00);    /* SCART 1 (SC1)*/
+	tda9875_write(sd, TDA9875_SC2, 0x01);    /* SCART 2 (sc2)*/
+
+	tda9875_write(sd, TDA9875_CH1V, 0x10);  /* Channel volume 1 mute*/
+	tda9875_write(sd, TDA9875_CH2V, 0x10);  /* Channel volume 2 mute */
+	tda9875_write(sd, TDA9875_DACOS, 0x02); /* sig DAC i/o(in:nicam)*/
+	tda9875_write(sd, TDA9875_ADCIS, 0x6f); /* sig ADC input(in:mono)*/
+	tda9875_write(sd, TDA9875_LOSR, 0x00);  /* line out (in:mono)*/
+	tda9875_write(sd, TDA9875_AER, 0x00);   /*06 Effect (AVL+PSEUDO) */
+	tda9875_write(sd, TDA9875_MCS, 0x44);   /* Main ch select (DAC) */
+	tda9875_write(sd, TDA9875_MVL, 0x03);   /* Vol Main left 10dB */
+	tda9875_write(sd, TDA9875_MVR, 0x03);   /* Vol Main right 10dB*/
+	tda9875_write(sd, TDA9875_MBA, 0x00);   /* Main Bass Main 0dB*/
+	tda9875_write(sd, TDA9875_MTR, 0x00);   /* Main Treble Main 0dB*/
+	tda9875_write(sd, TDA9875_ACS, 0x44);   /* Aux chan select (dac)*/
+	tda9875_write(sd, TDA9875_AVL, 0x00);   /* Vol Aux left 0dB*/
+	tda9875_write(sd, TDA9875_AVR, 0x00);   /* Vol Aux right 0dB*/
+	tda9875_write(sd, TDA9875_ABA, 0x00);   /* Aux Bass Main 0dB*/
+	tda9875_write(sd, TDA9875_ATR, 0x00);   /* Aux Aigus Main 0dB*/
+
+	tda9875_write(sd, TDA9875_MUT, 0xcc);   /* General mute  */
+
+	t->lvol = t->rvol = 0;  	/* 0dB */
+	t->bass = 0; 			/* 0dB */
+	t->treble = 0;  		/* 0dB */
+	tda9875_set(sd);
 }
 
-static int tda9875_attach(struct i2c_adapter *adap, int addr, int kind)
-{
-	struct tda9875 *t;
-	struct i2c_client *client;
-	dprintk("In tda9875_attach\n");
-
-	t = kzalloc(sizeof *t,GFP_KERNEL);
-	if (!t)
-		return -ENOMEM;
-
-	client = &t->c;
-	memcpy(client,&client_template,sizeof(struct i2c_client));
-	client->adapter = adap;
-	client->addr = addr;
-	i2c_set_clientdata(client, t);
-
-	if(!tda9875_checkit(adap,addr)) {
-		kfree(t);
-		return 1;
-	}
-
-	do_tda9875_init(client);
-	printk(KERN_INFO "tda9875: init\n");
-
-	i2c_attach_client(client);
-	return 0;
-}
-
-static int tda9875_probe(struct i2c_adapter *adap)
-{
-	if (adap->class & I2C_CLASS_TV_ANALOG)
-		return i2c_probe(adap, &addr_data, tda9875_attach);
-	return 0;
-}
-
-static int tda9875_detach(struct i2c_client *client)
-{
-	struct tda9875 *t  = i2c_get_clientdata(client);
-
-	do_tda9875_init(client);
-	i2c_detach_client(client);
-
-	kfree(t);
-	return 0;
-}
 
-static int tda9875_get_ctrl(struct i2c_client *client,
-			    struct v4l2_control *ctrl)
+static int tda9875_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
-	struct tda9875 *t = i2c_get_clientdata(client);
+	struct tda9875 *t = to_state(sd);
 
 	switch (ctrl->id) {
 	case V4L2_CID_AUDIO_VOLUME:
@@ -318,10 +253,9 @@ static int tda9875_get_ctrl(struct i2c_client *client,
 	return -EINVAL;
 }
 
-static int tda9875_set_ctrl(struct i2c_client *client,
-			    struct v4l2_control *ctrl)
+static int tda9875_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
-	struct tda9875 *t = i2c_get_clientdata(client);
+	struct tda9875 *t = to_state(sd);
 	int chvol=0, volume, balance, left, right;
 
 	switch (ctrl->id) {
@@ -385,85 +319,109 @@ static int tda9875_set_ctrl(struct i2c_client *client,
 			t->rvol = -84 & 0xff;
 	}
 
-//printk("tda9875 bal:%04x vol:%04x bass:%04x treble:%04x\n",va->balance,va->volume,va->bass,va->treble);
-
-	tda9875_set(client);
-
+	tda9875_set(sd);
 	return 0;
 }
 
-
-static int tda9875_command(struct i2c_client *client,
-				unsigned int cmd, void *arg)
+static int tda9875_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc)
 {
-	dprintk("In tda9875_command...\n");
-
-	switch (cmd) {
-	/* --- v4l ioctls --- */
-	/* take care: bttv does userspace copying, we'll get a
-	   kernel pointer here... */
-	case VIDIOC_QUERYCTRL:
-	{
-		struct v4l2_queryctrl *qc = arg;
-
-		switch (qc->id) {
-			case V4L2_CID_AUDIO_VOLUME:
-			case V4L2_CID_AUDIO_BASS:
-			case V4L2_CID_AUDIO_TREBLE:
-			default:
-				return -EINVAL;
-		}
+	switch (qc->id) {
+	case V4L2_CID_AUDIO_VOLUME:
+	case V4L2_CID_AUDIO_BASS:
+	case V4L2_CID_AUDIO_TREBLE:
 		return v4l2_ctrl_query_fill_std(qc);
 	}
-	case VIDIOC_S_CTRL:
-		return tda9875_set_ctrl(client, arg);
+	return -EINVAL;
+}
 
-	case VIDIOC_G_CTRL:
-		return tda9875_get_ctrl(client, arg);
+static int tda9875_command(struct i2c_client *client, unsigned cmd, void *arg)
+{
+	return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg);
+}
 
-	default: /* Not VIDEOCGAUDIO or VIDEOCSAUDIO */
+/* ----------------------------------------------------------------------- */
 
-		/* nothing */
-		dprintk("Default\n");
+static const struct v4l2_subdev_core_ops tda9875_core_ops = {
+	.queryctrl = tda9875_queryctrl,
+	.g_ctrl = tda9875_g_ctrl,
+	.s_ctrl = tda9875_s_ctrl,
+};
 
-	} /* end of (cmd) switch */
+static const struct v4l2_subdev_ops tda9875_ops = {
+	.core = &tda9875_core_ops,
+};
 
-	return 0;
-}
+/* ----------------------------------------------------------------------- */
 
 
-static struct i2c_driver driver = {
-	.driver = {
-		.name   = "tda9875",
-	},
-	.id             = I2C_DRIVERID_TDA9875,
-	.attach_adapter = tda9875_probe,
-	.detach_client  = tda9875_detach,
-	.command        = tda9875_command,
-};
+/* *********************** *
+ * i2c interface functions *
+ * *********************** */
 
-static struct i2c_client client_template =
+static int tda9875_checkit(struct i2c_client *client, int addr)
 {
-	.name      = "tda9875",
-	.driver    = &driver,
-};
+	int dic, rev;
 
-static int __init tda9875_init(void)
-{
-	return i2c_add_driver(&driver);
+	dic = i2c_read_register(client, addr, 254);
+	rev = i2c_read_register(client, addr, 255);
+
+	if (dic == 0 || dic == 2) { /* tda9875 and tda9875A */
+		v4l_info(client, "tda9875%s rev. %d detected at 0x%02x\n",
+			dic == 0 ? "" : "A", rev, addr << 1);
+		return 1;
+	}
+	v4l_info(client, "no such chip at 0x%02x (dic=0x%x rev=0x%x)\n",
+			addr << 1, dic, rev);
+	return 0;
 }
 
-static void __exit tda9875_fini(void)
+static int tda9875_probe(struct i2c_client *client,
+			const struct i2c_device_id *id)
 {
-	i2c_del_driver(&driver);
+	struct tda9875 *t;
+	struct v4l2_subdev *sd;
+
+	v4l_info(client, "chip found @ 0x%02x (%s)\n",
+			client->addr << 1, client->adapter->name);
+
+	if (!tda9875_checkit(client, client->addr))
+		return -ENODEV;
+
+	t = kzalloc(sizeof(*t), GFP_KERNEL);
+	if (!t)
+		return -ENOMEM;
+	sd = &t->sd;
+	v4l2_i2c_subdev_init(sd, client, &tda9875_ops);
+
+	do_tda9875_init(sd);
+	return 0;
 }
 
-module_init(tda9875_init);
-module_exit(tda9875_fini);
+static int tda9875_remove(struct i2c_client *client)
+{
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
 
-/*
- * Local variables:
- * c-basic-offset: 8
- * End:
- */
+	do_tda9875_init(sd);
+	v4l2_device_unregister_subdev(sd);
+	kfree(to_state(sd));
+	return 0;
+}
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
+static const struct i2c_device_id tda9875_id[] = {
+	{ "tda9875", 0 },
+	{ }
+};
+MODULE_DEVICE_TABLE(i2c, tda9875_id);
+
+#endif
+static struct v4l2_i2c_driver_data v4l2_i2c_data = {
+	.name = "tda9875",
+	.driverid = I2C_DRIVERID_TDA9875,
+	.command = tda9875_command,
+	.probe = tda9875_probe,
+	.remove = tda9875_remove,
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
+	.id_table = tda9875_id,
+#endif
+};
diff --git a/linux/drivers/media/video/tea6415c.c b/linux/drivers/media/video/tea6415c.c
index 073f020fa..21900def4 100644
--- a/linux/drivers/media/video/tea6415c.c
+++ b/linux/drivers/media/video/tea6415c.c
@@ -31,7 +31,7 @@
 #include <linux/module.h>
 #include <linux/ioctl.h>
 #include <linux/i2c.h>
-#include <media/v4l2-common.h>
+#include <media/v4l2-device.h>
 #include <media/v4l2-i2c-drv-legacy.h>
 #include "tea6415c.h"
 #include "compat.h"
@@ -123,31 +123,57 @@ static int switch_matrix(struct i2c_client *client, int i, int o)
 	return ret;
 }
 
-static int tea6415c_command(struct i2c_client *client, unsigned cmd, void *arg)
+static int tea6415c_ioctl(struct v4l2_subdev *sd, unsigned cmd, void *arg)
 {
-	struct tea6415c_multiplex *v = (struct tea6415c_multiplex *)arg;
-	int result = 0;
+	if (cmd == TEA6415C_SWITCH) {
+		struct i2c_client *client = v4l2_get_subdevdata(sd);
+		struct tea6415c_multiplex *v = (struct tea6415c_multiplex *)arg;
 
-	switch (cmd) {
-	case TEA6415C_SWITCH:
-		result = switch_matrix(client, v->in, v->out);
-		break;
-	default:
-		return -ENOIOCTLCMD;
+		return switch_matrix(client, v->in, v->out);
 	}
-	return result;
+	return -ENOIOCTLCMD;
 }
 
+static int tea6415c_command(struct i2c_client *client, unsigned cmd, void *arg)
+{
+	return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg);
+}
+
+/* ----------------------------------------------------------------------- */
+
+static const struct v4l2_subdev_core_ops tea6415c_core_ops = {
+	.ioctl = tea6415c_ioctl,
+};
+
+static const struct v4l2_subdev_ops tea6415c_ops = {
+	.core = &tea6415c_core_ops,
+};
+
 /* this function is called by i2c_probe */
 static int tea6415c_probe(struct i2c_client *client,
 			  const struct i2c_device_id *id)
 {
+	struct v4l2_subdev *sd;
+
 	/* let's see whether this adapter can support what we need */
 	if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_WRITE_BYTE))
 		return 0;
 
 	v4l_info(client, "chip found @ 0x%x (%s)\n",
 			client->addr << 1, client->adapter->name);
+	sd = kmalloc(sizeof(struct v4l2_subdev), GFP_KERNEL);
+	if (sd == NULL)
+		return -ENOMEM;
+	v4l2_i2c_subdev_init(sd, client, &tea6415c_ops);
+	return 0;
+}
+
+static int tea6415c_remove(struct i2c_client *client)
+{
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
+
+	v4l2_device_unregister_subdev(sd);
+	kfree(sd);
 	return 0;
 }
 
@@ -171,6 +197,7 @@ static struct v4l2_i2c_driver_data v4l2_i2c_data = {
 	.driverid = I2C_DRIVERID_TEA6415C,
 	.command = tea6415c_command,
 	.probe = tea6415c_probe,
+	.remove = tea6415c_remove,
 	.legacy_probe = tea6415c_legacy_probe,
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
 	.id_table = tea6415c_id,
diff --git a/linux/drivers/media/video/tea6420.c b/linux/drivers/media/video/tea6420.c
index 8ded72ade..aee419402 100644
--- a/linux/drivers/media/video/tea6420.c
+++ b/linux/drivers/media/video/tea6420.c
@@ -31,7 +31,7 @@
 #include <linux/module.h>
 #include <linux/ioctl.h>
 #include <linux/i2c.h>
-#include <media/v4l2-common.h>
+#include <media/v4l2-device.h>
 #include <media/v4l2-i2c-drv-legacy.h>
 #include "tea6420.h"
 #include "compat.h"
@@ -91,26 +91,37 @@ static int tea6420_switch(struct i2c_client *client, int i, int o, int g)
 	return 0;
 }
 
-static int tea6420_command(struct i2c_client *client, unsigned cmd, void *arg)
+static int tea6420_ioctl(struct v4l2_subdev *sd, unsigned cmd, void *arg)
 {
-	struct tea6420_multiplex *a = (struct tea6420_multiplex *)arg;
-	int result = 0;
+	if (cmd == TEA6420_SWITCH) {
+		struct i2c_client *client = v4l2_get_subdevdata(sd);
+		struct tea6420_multiplex *a = (struct tea6420_multiplex *)arg;
 
-	switch (cmd) {
-	case TEA6420_SWITCH:
-		result = tea6420_switch(client, a->in, a->out, a->gain);
-		break;
-	default:
-		return -ENOIOCTLCMD;
+		return tea6420_switch(client, a->in, a->out, a->gain);
 	}
+	return -ENOIOCTLCMD;
+}
 
-	return result;
+static int tea6420_command(struct i2c_client *client, unsigned cmd, void *arg)
+{
+	return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg);
 }
 
+/* ----------------------------------------------------------------------- */
+
+static const struct v4l2_subdev_core_ops tea6420_core_ops = {
+	.ioctl = tea6420_ioctl,
+};
+
+static const struct v4l2_subdev_ops tea6420_ops = {
+	.core = &tea6420_core_ops,
+};
+
 /* this function is called by i2c_probe */
 static int tea6420_probe(struct i2c_client *client,
 			  const struct i2c_device_id *id)
 {
+	struct v4l2_subdev *sd;
 	int err, i;
 
 	/* let's see whether this adapter can support what we need */
@@ -127,9 +138,22 @@ static int tea6420_probe(struct i2c_client *client,
 	}
 	if (err) {
 		v4l_dbg(1, debug, client, "could not initialize tea6420\n");
-		kfree(client);
 		return -ENODEV;
 	}
+
+	sd = kmalloc(sizeof(struct v4l2_subdev), GFP_KERNEL);
+	if (sd == NULL)
+		return -ENOMEM;
+	v4l2_i2c_subdev_init(sd, client, &tea6420_ops);
+	return 0;
+}
+
+static int tea6420_remove(struct i2c_client *client)
+{
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
+
+	v4l2_device_unregister_subdev(sd);
+	kfree(sd);
 	return 0;
 }
 
@@ -153,6 +177,7 @@ static struct v4l2_i2c_driver_data v4l2_i2c_data = {
 	.driverid = I2C_DRIVERID_TEA6420,
 	.command = tea6420_command,
 	.probe = tea6420_probe,
+	.remove = tea6420_remove,
 	.legacy_probe = tea6420_legacy_probe,
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
 	.id_table = tea6420_id,
diff --git a/linux/drivers/media/video/tlv320aic23b.c b/linux/drivers/media/video/tlv320aic23b.c
index a531a46d1..ecc3a4ef6 100644
--- a/linux/drivers/media/video/tlv320aic23b.c
+++ b/linux/drivers/media/video/tlv320aic23b.c
@@ -30,7 +30,7 @@
 #include <linux/i2c.h>
 #include <linux/i2c-id.h>
 #include <linux/videodev2.h>
-#include <media/v4l2-common.h>
+#include <media/v4l2-device.h>
 #include <media/v4l2-i2c-drv-legacy.h>
 #include "compat.h"
 
@@ -45,15 +45,22 @@ I2C_CLIENT_INSMOD;
 /* ----------------------------------------------------------------------- */
 
 struct tlv320aic23b_state {
+	struct v4l2_subdev sd;
 	u8 muted;
 };
 
-static int tlv320aic23b_write(struct i2c_client *client, int reg, u16 val)
+static inline struct tlv320aic23b_state *to_state(struct v4l2_subdev *sd)
 {
+	return container_of(sd, struct tlv320aic23b_state, sd);
+}
+
+static int tlv320aic23b_write(struct v4l2_subdev *sd, int reg, u16 val)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	int i;
 
 	if ((reg < 0 || reg > 9) && (reg != 15)) {
-		v4l_err(client, "Invalid register R%d\n", reg);
+		v4l2_err(sd, "Invalid register R%d\n", reg);
 		return -1;
 	}
 
@@ -61,61 +68,82 @@ static int tlv320aic23b_write(struct i2c_client *client, int reg, u16 val)
 		if (i2c_smbus_write_byte_data(client,
 				(reg << 1) | (val >> 8), val & 0xff) == 0)
 			return 0;
-	v4l_err(client, "I2C: cannot write %03x to register R%d\n", val, reg);
+	v4l2_err(sd, "I2C: cannot write %03x to register R%d\n", val, reg);
 	return -1;
 }
 
-static int tlv320aic23b_command(struct i2c_client *client,
-				unsigned int cmd, void *arg)
+static int tlv320aic23b_s_clock_freq(struct v4l2_subdev *sd, u32 freq)
 {
-	struct tlv320aic23b_state *state = i2c_get_clientdata(client);
-	struct v4l2_control *ctrl = arg;
-	u32 *freq = arg;
-
-	switch (cmd) {
-	case VIDIOC_INT_AUDIO_CLOCK_FREQ:
-		switch (*freq) {
-		case 32000: /* set sample rate to 32 kHz */
-			tlv320aic23b_write(client, 8, 0x018);
-			break;
-		case 44100: /* set sample rate to 44.1 kHz */
-			tlv320aic23b_write(client, 8, 0x022);
-			break;
-		case 48000: /* set sample rate to 48 kHz */
-			tlv320aic23b_write(client, 8, 0x000);
-			break;
-		default:
-			return -EINVAL;
-		}
-		break;
-
-	case VIDIOC_G_CTRL:
-		if (ctrl->id != V4L2_CID_AUDIO_MUTE)
-			return -EINVAL;
-		ctrl->value = state->muted;
+	switch (freq) {
+	case 32000: /* set sample rate to 32 kHz */
+		tlv320aic23b_write(sd, 8, 0x018);
 		break;
-
-	case VIDIOC_S_CTRL:
-		if (ctrl->id != V4L2_CID_AUDIO_MUTE)
-			return -EINVAL;
-		state->muted = ctrl->value;
-		tlv320aic23b_write(client, 0, 0x180); /* mute both channels */
-		/* set gain on both channels to +3.0 dB */
-		if (!state->muted)
-			tlv320aic23b_write(client, 0, 0x119);
+	case 44100: /* set sample rate to 44.1 kHz */
+		tlv320aic23b_write(sd, 8, 0x022);
 		break;
-
-	case VIDIOC_LOG_STATUS:
-		v4l_info(client, "Input: %s\n",
-			    state->muted ? "muted" : "active");
+	case 48000: /* set sample rate to 48 kHz */
+		tlv320aic23b_write(sd, 8, 0x000);
 		break;
-
 	default:
 		return -EINVAL;
 	}
 	return 0;
 }
 
+static int tlv320aic23b_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
+{
+	struct tlv320aic23b_state *state = to_state(sd);
+
+	if (ctrl->id != V4L2_CID_AUDIO_MUTE)
+		return -EINVAL;
+	ctrl->value = state->muted;
+	return 0;
+}
+
+static int tlv320aic23b_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
+{
+	struct tlv320aic23b_state *state = to_state(sd);
+
+	if (ctrl->id != V4L2_CID_AUDIO_MUTE)
+		return -EINVAL;
+	state->muted = ctrl->value;
+	tlv320aic23b_write(sd, 0, 0x180); /* mute both channels */
+	/* set gain on both channels to +3.0 dB */
+	if (!state->muted)
+		tlv320aic23b_write(sd, 0, 0x119);
+	return 0;
+}
+
+static int tlv320aic23b_log_status(struct v4l2_subdev *sd)
+{
+	struct tlv320aic23b_state *state = to_state(sd);
+
+	v4l2_info(sd, "Input: %s\n", state->muted ? "muted" : "active");
+	return 0;
+}
+
+static int tlv320aic23b_command(struct i2c_client *client, unsigned cmd, void *arg)
+{
+	return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg);
+}
+
+/* ----------------------------------------------------------------------- */
+
+static const struct v4l2_subdev_core_ops tlv320aic23b_core_ops = {
+	.log_status = tlv320aic23b_log_status,
+	.g_ctrl = tlv320aic23b_g_ctrl,
+	.s_ctrl = tlv320aic23b_s_ctrl,
+};
+
+static const struct v4l2_subdev_audio_ops tlv320aic23b_audio_ops = {
+	.s_clock_freq = tlv320aic23b_s_clock_freq,
+};
+
+static const struct v4l2_subdev_ops tlv320aic23b_ops = {
+	.core = &tlv320aic23b_core_ops,
+	.audio = &tlv320aic23b_audio_ops,
+};
+
 /* ----------------------------------------------------------------------- */
 
 /* i2c implementation */
@@ -129,6 +157,7 @@ static int tlv320aic23b_probe(struct i2c_client *client,
 			      const struct i2c_device_id *id)
 {
 	struct tlv320aic23b_state *state;
+	struct v4l2_subdev *sd;
 
 	/* Check if the adapter supports the needed features */
 	if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
@@ -137,32 +166,36 @@ static int tlv320aic23b_probe(struct i2c_client *client,
 	v4l_info(client, "chip found @ 0x%x (%s)\n",
 			client->addr << 1, client->adapter->name);
 
-	state = kmalloc(sizeof(struct tlv320aic23b_state), GFP_KERNEL);
+	state = kzalloc(sizeof(struct tlv320aic23b_state), GFP_KERNEL);
 	if (state == NULL)
 		return -ENOMEM;
+	sd = &state->sd;
+	v4l2_i2c_subdev_init(sd, client, &tlv320aic23b_ops);
 	state->muted = 0;
-	i2c_set_clientdata(client, state);
 
 	/* Initialize tlv320aic23b */
 
 	/* RESET */
-	tlv320aic23b_write(client, 15, 0x000);
+	tlv320aic23b_write(sd, 15, 0x000);
 	/* turn off DAC & mic input */
-	tlv320aic23b_write(client, 6, 0x00A);
+	tlv320aic23b_write(sd, 6, 0x00A);
 	/* left-justified, 24-bit, master mode */
-	tlv320aic23b_write(client, 7, 0x049);
+	tlv320aic23b_write(sd, 7, 0x049);
 	/* set gain on both channels to +3.0 dB */
-	tlv320aic23b_write(client, 0, 0x119);
+	tlv320aic23b_write(sd, 0, 0x119);
 	/* set sample rate to 48 kHz */
-	tlv320aic23b_write(client, 8, 0x000);
+	tlv320aic23b_write(sd, 8, 0x000);
 	/* activate digital interface */
-	tlv320aic23b_write(client, 9, 0x001);
+	tlv320aic23b_write(sd, 9, 0x001);
 	return 0;
 }
 
 static int tlv320aic23b_remove(struct i2c_client *client)
 {
-	kfree(i2c_get_clientdata(client));
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
+
+	v4l2_device_unregister_subdev(sd);
+	kfree(to_state(sd));
 	return 0;
 }
 
diff --git a/linux/drivers/media/video/tuner-core.c b/linux/drivers/media/video/tuner-core.c
index 8f1ca6567..343ab2d8b 100644
--- a/linux/drivers/media/video/tuner-core.c
+++ b/linux/drivers/media/video/tuner-core.c
@@ -810,7 +810,7 @@ static int tuner_s_standby(struct v4l2_subdev *sd, u32 standby)
 }
 
 #ifdef CONFIG_VIDEO_ALLOW_V4L1
-static int tuner_ioctl(struct v4l2_subdev *sd, int cmd, void *arg)
+static int tuner_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
 {
 	struct tuner *t = to_tuner(sd);
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
diff --git a/linux/drivers/media/video/tvaudio.c b/linux/drivers/media/video/tvaudio.c
index 0a86c80a2..492da4d8e 100644
--- a/linux/drivers/media/video/tvaudio.c
+++ b/linux/drivers/media/video/tvaudio.c
@@ -36,8 +36,7 @@
 #include "compat.h"
 
 #include <media/tvaudio.h>
-#include <media/v4l2-common.h>
-#include <media/v4l2-ioctl.h>
+#include <media/v4l2-device.h>
 #include <media/v4l2-chip-ident.h>
 #include <media/v4l2-i2c-drv-legacy.h>
 
@@ -113,7 +112,7 @@ struct CHIPDESC {
 
 /* current state of the chip */
 struct CHIPSTATE {
-	struct i2c_client *c;
+	struct v4l2_subdev sd;
 
 	/* chip-specific description - should point to
 	   an entry at CHIPDESC table */
@@ -135,6 +134,11 @@ struct CHIPSTATE {
 	int 		     audmode;
 };
 
+static inline struct CHIPSTATE *to_state(struct v4l2_subdev *sd)
+{
+	return container_of(sd, struct CHIPSTATE, sd);
+}
+
 /* ---------------------------------------------------------------------- */
 /* i2c addresses                                                          */
 
@@ -155,34 +159,34 @@ I2C_CLIENT_INSMOD;
 
 static int chip_write(struct CHIPSTATE *chip, int subaddr, int val)
 {
+	struct v4l2_subdev *sd = &chip->sd;
+	struct i2c_client *c = v4l2_get_subdevdata(sd);
 	unsigned char buffer[2];
 
 	if (subaddr < 0) {
-		v4l_dbg(1, debug, chip->c, "%s: chip_write: 0x%x\n",
-			chip->c->name, val);
+		v4l2_dbg(1, debug, sd, "chip_write: 0x%x\n", val);
 		chip->shadow.bytes[1] = val;
 		buffer[0] = val;
-		if (1 != i2c_master_send(chip->c,buffer,1)) {
-			v4l_warn(chip->c, "%s: I/O error (write 0x%x)\n",
-				chip->c->name, val);
+		if (1 != i2c_master_send(c, buffer, 1)) {
+			v4l2_warn(sd, "I/O error (write 0x%x)\n", val);
 			return -1;
 		}
 	} else {
 		if (subaddr + 1 >= ARRAY_SIZE(chip->shadow.bytes)) {
-			v4l_info(chip->c,
+			v4l2_info(sd,
 				"Tried to access a non-existent register: %d\n",
 				subaddr);
 			return -EINVAL;
 		}
 
-		v4l_dbg(1, debug, chip->c, "%s: chip_write: reg%d=0x%x\n",
-			chip->c->name, subaddr, val);
+		v4l2_dbg(1, debug, sd, "chip_write: reg%d=0x%x\n",
+			subaddr, val);
 		chip->shadow.bytes[subaddr+1] = val;
 		buffer[0] = subaddr;
 		buffer[1] = val;
-		if (2 != i2c_master_send(chip->c,buffer,2)) {
-			v4l_warn(chip->c, "%s: I/O error (write reg%d=0x%x)\n",
-			chip->c->name, subaddr, val);
+		if (2 != i2c_master_send(c, buffer, 2)) {
+			v4l2_warn(sd, "I/O error (write reg%d=0x%x)\n",
+				subaddr, val);
 			return -1;
 		}
 	}
@@ -192,12 +196,14 @@ static int chip_write(struct CHIPSTATE *chip, int subaddr, int val)
 static int chip_write_masked(struct CHIPSTATE *chip,
 			     int subaddr, int val, int mask)
 {
+	struct v4l2_subdev *sd = &chip->sd;
+
 	if (mask != 0) {
 		if (subaddr < 0) {
 			val = (chip->shadow.bytes[1] & ~mask) | (val & mask);
 		} else {
 			if (subaddr + 1 >= ARRAY_SIZE(chip->shadow.bytes)) {
-				v4l_info(chip->c,
+				v4l2_info(sd,
 					"Tried to access a non-existent register: %d\n",
 					subaddr);
 				return -EINVAL;
@@ -211,45 +217,51 @@ static int chip_write_masked(struct CHIPSTATE *chip,
 
 static int chip_read(struct CHIPSTATE *chip)
 {
+	struct v4l2_subdev *sd = &chip->sd;
+	struct i2c_client *c = v4l2_get_subdevdata(sd);
 	unsigned char buffer;
 
-	if (1 != i2c_master_recv(chip->c,&buffer,1)) {
-		v4l_warn(chip->c, "%s: I/O error (read)\n",
-		chip->c->name);
+	if (1 != i2c_master_recv(c, &buffer, 1)) {
+		v4l2_warn(sd, "I/O error (read)\n");
 		return -1;
 	}
-	v4l_dbg(1, debug, chip->c, "%s: chip_read: 0x%x\n",chip->c->name, buffer);
+	v4l2_dbg(1, debug, sd, "chip_read: 0x%x\n", buffer);
 	return buffer;
 }
 
 static int chip_read2(struct CHIPSTATE *chip, int subaddr)
 {
+	struct v4l2_subdev *sd = &chip->sd;
+	struct i2c_client *c = v4l2_get_subdevdata(sd);
 	unsigned char write[1];
 	unsigned char read[1];
 	struct i2c_msg msgs[2] = {
-		{ chip->c->addr, 0,        1, write },
-		{ chip->c->addr, I2C_M_RD, 1, read  }
+		{ c->addr, 0,        1, write },
+		{ c->addr, I2C_M_RD, 1, read  }
 	};
+
 	write[0] = subaddr;
 
-	if (2 != i2c_transfer(chip->c->adapter,msgs,2)) {
-		v4l_warn(chip->c, "%s: I/O error (read2)\n", chip->c->name);
+	if (2 != i2c_transfer(c->adapter, msgs, 2)) {
+		v4l2_warn(sd, "I/O error (read2)\n");
 		return -1;
 	}
-	v4l_dbg(1, debug, chip->c, "%s: chip_read2: reg%d=0x%x\n",
-		chip->c->name, subaddr,read[0]);
+	v4l2_dbg(1, debug, sd, "chip_read2: reg%d=0x%x\n",
+		subaddr, read[0]);
 	return read[0];
 }
 
 static int chip_cmd(struct CHIPSTATE *chip, char *name, audiocmd *cmd)
 {
+	struct v4l2_subdev *sd = &chip->sd;
+	struct i2c_client *c = v4l2_get_subdevdata(sd);
 	int i;
 
 	if (0 == cmd->count)
 		return 0;
 
 	if (cmd->count + cmd->bytes[0] - 1 >= ARRAY_SIZE(chip->shadow.bytes)) {
-		v4l_info(chip->c,
+		v4l2_info(sd,
 			 "Tried to access a non-existent register range: %d to %d\n",
 			 cmd->bytes[0] + 1, cmd->bytes[0] + cmd->count - 1);
 		return -EINVAL;
@@ -258,19 +270,19 @@ static int chip_cmd(struct CHIPSTATE *chip, char *name, audiocmd *cmd)
 	/* FIXME: it seems that the shadow bytes are wrong bellow !*/
 
 	/* update our shadow register set; print bytes if (debug > 0) */
-	v4l_dbg(1, debug, chip->c, "%s: chip_cmd(%s): reg=%d, data:",
-		chip->c->name, name,cmd->bytes[0]);
+	v4l2_dbg(1, debug, sd, "chip_cmd(%s): reg=%d, data:",
+		name, cmd->bytes[0]);
 	for (i = 1; i < cmd->count; i++) {
 		if (debug)
-			printk(" 0x%x",cmd->bytes[i]);
+			printk(KERN_CONT " 0x%x", cmd->bytes[i]);
 		chip->shadow.bytes[i+cmd->bytes[0]] = cmd->bytes[i];
 	}
 	if (debug)
-		printk("\n");
+		printk(KERN_CONT "\n");
 
 	/* send data to the chip */
-	if (cmd->count != i2c_master_send(chip->c,cmd->bytes,cmd->count)) {
-		v4l_warn(chip->c, "%s: I/O error (%s)\n", chip->c->name, name);
+	if (cmd->count != i2c_master_send(c, cmd->bytes, cmd->count)) {
+		v4l2_warn(sd, "I/O error (%s)\n", name);
 		return -1;
 	}
 	return 0;
@@ -293,9 +305,10 @@ static int chip_thread(void *data)
 {
 	struct CHIPSTATE *chip = data;
 	struct CHIPDESC  *desc = chip->desc;
+	struct v4l2_subdev *sd = &chip->sd;
 	int mode;
 
-	v4l_dbg(1, debug, chip->c, "%s: thread started\n", chip->c->name);
+	v4l2_dbg(1, debug, sd, "thread started\n");
 	set_freezable();
 	for (;;) {
 		set_current_state(TASK_INTERRUPTIBLE);
@@ -305,7 +318,7 @@ static int chip_thread(void *data)
 		try_to_freeze();
 		if (kthread_should_stop())
 			break;
-		v4l_dbg(1, debug, chip->c, "%s: thread wakeup\n", chip->c->name);
+		v4l2_dbg(1, debug, sd, "thread wakeup\n");
 
 		/* don't do anything for radio or if mode != auto */
 		if (chip->radio || chip->mode != 0)
@@ -317,8 +330,7 @@ static int chip_thread(void *data)
 			continue;
 
 		/* chip detected a new audio mode - set it */
-		v4l_dbg(1, debug, chip->c, "%s: thread checkmode\n",
-			chip->c->name);
+		v4l2_dbg(1, debug, sd, "thread checkmode\n");
 
 		chip->prevmode = mode;
 
@@ -337,7 +349,7 @@ static int chip_thread(void *data)
 		mod_timer(&chip->wt, jiffies+msecs_to_jiffies(2000));
 	}
 
-	v4l_dbg(1, debug, chip->c, "%s: thread exiting\n", chip->c->name);
+	v4l2_dbg(1, debug, sd, "thread exiting\n");
 	return 0;
 }
 
@@ -366,6 +378,7 @@ static int chip_thread(void *data)
 
 static int tda9840_getmode(struct CHIPSTATE *chip)
 {
+	struct v4l2_subdev *sd = &chip->sd;
 	int val, mode;
 
 	val = chip_read(chip);
@@ -375,7 +388,7 @@ static int tda9840_getmode(struct CHIPSTATE *chip)
 	if (val & TDA9840_ST_STEREO)
 		mode |= V4L2_TUNER_MODE_STEREO;
 
-	v4l_dbg(1, debug, chip->c, "tda9840_getmode(): raw chip read: %d, return: %d\n",
+	v4l2_dbg(1, debug, sd, "tda9840_getmode(): raw chip read: %d, return: %d\n",
 		val, mode);
 	return mode;
 }
@@ -671,6 +684,7 @@ static void tda985x_setmode(struct CHIPSTATE *chip, int mode)
 
 static int tda9873_getmode(struct CHIPSTATE *chip)
 {
+	struct v4l2_subdev *sd = &chip->sd;
 	int val,mode;
 
 	val = chip_read(chip);
@@ -679,23 +693,24 @@ static int tda9873_getmode(struct CHIPSTATE *chip)
 		mode |= V4L2_TUNER_MODE_STEREO;
 	if (val & TDA9873_DUAL)
 		mode |= V4L2_TUNER_MODE_LANG1 | V4L2_TUNER_MODE_LANG2;
-	v4l_dbg(1, debug, chip->c, "tda9873_getmode(): raw chip read: %d, return: %d\n",
+	v4l2_dbg(1, debug, sd, "tda9873_getmode(): raw chip read: %d, return: %d\n",
 		val, mode);
 	return mode;
 }
 
 static void tda9873_setmode(struct CHIPSTATE *chip, int mode)
 {
+	struct v4l2_subdev *sd = &chip->sd;
 	int sw_data  = chip->shadow.bytes[TDA9873_SW+1] & ~ TDA9873_TR_MASK;
 	/*	int adj_data = chip->shadow.bytes[TDA9873_AD+1] ; */
 
 	if ((sw_data & TDA9873_INP_MASK) != TDA9873_INTERNAL) {
-		v4l_dbg(1, debug, chip->c, "tda9873_setmode(): external input\n");
+		v4l2_dbg(1, debug, sd, "tda9873_setmode(): external input\n");
 		return;
 	}
 
-	v4l_dbg(1, debug, chip->c, "tda9873_setmode(): chip->shadow.bytes[%d] = %d\n", TDA9873_SW+1, chip->shadow.bytes[TDA9873_SW+1]);
-	v4l_dbg(1, debug, chip->c, "tda9873_setmode(): sw_data  = %d\n", sw_data);
+	v4l2_dbg(1, debug, sd, "tda9873_setmode(): chip->shadow.bytes[%d] = %d\n", TDA9873_SW+1, chip->shadow.bytes[TDA9873_SW+1]);
+	v4l2_dbg(1, debug, sd, "tda9873_setmode(): sw_data  = %d\n", sw_data);
 
 	switch (mode) {
 	case V4L2_TUNER_MODE_MONO:
@@ -716,7 +731,7 @@ static void tda9873_setmode(struct CHIPSTATE *chip, int mode)
 	}
 
 	chip_write(chip, TDA9873_SW, sw_data);
-	v4l_dbg(1, debug, chip->c, "tda9873_setmode(): req. mode %d; chip_write: %d\n",
+	v4l2_dbg(1, debug, sd, "tda9873_setmode(): req. mode %d; chip_write: %d\n",
 		mode, sw_data);
 }
 
@@ -825,6 +840,8 @@ static struct tda9874a_MODES {
 
 static int tda9874a_setup(struct CHIPSTATE *chip)
 {
+	struct v4l2_subdev *sd = &chip->sd;
+
 	chip_write(chip, TDA9874A_AGCGR, 0x00); /* 0 dB */
 	chip_write(chip, TDA9874A_GCONR, tda9874a_GCONR);
 	chip_write(chip, TDA9874A_MSR, (tda9874a_mode) ? 0x03:0x02);
@@ -855,13 +872,14 @@ static int tda9874a_setup(struct CHIPSTATE *chip)
 		chip_write(chip, TDA9874A_SDACOSR, (tda9874a_mode) ? 0x81:0x80);
 		chip_write(chip, TDA9874A_AOSR, 0x00); /* or 0x10 */
 	}
-	v4l_dbg(1, debug, chip->c, "tda9874a_setup(): %s [0x%02X].\n",
+	v4l2_dbg(1, debug, sd, "tda9874a_setup(): %s [0x%02X].\n",
 		tda9874a_modelist[tda9874a_STD].name,tda9874a_STD);
 	return 1;
 }
 
 static int tda9874a_getmode(struct CHIPSTATE *chip)
 {
+	struct v4l2_subdev *sd = &chip->sd;
 	int dsr,nsr,mode;
 	int necr; /* just for debugging */
 
@@ -903,16 +921,18 @@ static int tda9874a_getmode(struct CHIPSTATE *chip)
 			mode |= V4L2_TUNER_MODE_LANG1 | V4L2_TUNER_MODE_LANG2;
 	}
 
-	v4l_dbg(1, debug, chip->c, "tda9874a_getmode(): DSR=0x%X, NSR=0x%X, NECR=0x%X, return: %d.\n",
+	v4l2_dbg(1, debug, sd, "tda9874a_getmode(): DSR=0x%X, NSR=0x%X, NECR=0x%X, return: %d.\n",
 		 dsr, nsr, necr, mode);
 	return mode;
 }
 
 static void tda9874a_setmode(struct CHIPSTATE *chip, int mode)
 {
+	struct v4l2_subdev *sd = &chip->sd;
+
 	/* Disable/enable NICAM auto-muting (based on DSR.RSSF status bit). */
 	/* If auto-muting is disabled, we can hear a signal of degrading quality. */
-	if(tda9874a_mode) {
+	if (tda9874a_mode) {
 		if(chip->shadow.bytes[MAXREGS-2] & 0x20) /* DSR.RSSF=1 */
 			tda9874a_NCONR &= 0xfe; /* enable */
 		else
@@ -949,7 +969,7 @@ static void tda9874a_setmode(struct CHIPSTATE *chip, int mode)
 		chip_write(chip, TDA9874A_AOSR, aosr);
 		chip_write(chip, TDA9874A_MDACOSR, mdacosr);
 
-		v4l_dbg(1, debug, chip->c, "tda9874a_setmode(): req. mode %d; AOSR=0x%X, MDACOSR=0x%X.\n",
+		v4l2_dbg(1, debug, sd, "tda9874a_setmode(): req. mode %d; AOSR=0x%X, MDACOSR=0x%X.\n",
 			mode, aosr, mdacosr);
 
 	} else { /* dic == 0x07 */
@@ -984,13 +1004,14 @@ static void tda9874a_setmode(struct CHIPSTATE *chip, int mode)
 		chip_write(chip, TDA9874A_FMMR, fmmr);
 		chip_write(chip, TDA9874A_AOSR, aosr);
 
-		v4l_dbg(1, debug, chip->c, "tda9874a_setmode(): req. mode %d; FMMR=0x%X, AOSR=0x%X.\n",
+		v4l2_dbg(1, debug, sd, "tda9874a_setmode(): req. mode %d; FMMR=0x%X, AOSR=0x%X.\n",
 			mode, fmmr, aosr);
 	}
 }
 
 static int tda9874a_checkit(struct CHIPSTATE *chip)
 {
+	struct v4l2_subdev *sd = &chip->sd;
 	int dic,sic;	/* device id. and software id. codes */
 
 	if(-1 == (dic = chip_read2(chip,TDA9874A_DIC)))
@@ -998,10 +1019,10 @@ static int tda9874a_checkit(struct CHIPSTATE *chip)
 	if(-1 == (sic = chip_read2(chip,TDA9874A_SIC)))
 		return 0;
 
-	v4l_dbg(1, debug, chip->c, "tda9874a_checkit(): DIC=0x%X, SIC=0x%X.\n", dic, sic);
+	v4l2_dbg(1, debug, sd, "tda9874a_checkit(): DIC=0x%X, SIC=0x%X.\n", dic, sic);
 
 	if((dic == 0x11)||(dic == 0x07)) {
-		v4l_info(chip->c, "found tda9874%s.\n", (dic == 0x11) ? "a":"h");
+		v4l2_info(sd, "found tda9874%s.\n", (dic == 0x11) ? "a" : "h");
 		tda9874a_dic = dic;	/* remember device id. */
 		return 1;
 	}
@@ -1121,12 +1142,12 @@ static int tda8425_shift12(int val) { return (val >> 12) | 0xf0; }
 static int tda8425_initialize(struct CHIPSTATE *chip)
 {
 	struct CHIPDESC *desc = chip->desc;
+	struct i2c_client *c = v4l2_get_subdevdata(&chip->sd);
 	int inputmap[4] = { /* tuner	*/ TDA8425_S1_CH2, /* radio  */ TDA8425_S1_CH1,
 			    /* extern	*/ TDA8425_S1_CH1, /* intern */ TDA8425_S1_OFF};
 
-	if (chip->c->adapter->id == I2C_HW_B_RIVA) {
-		memcpy (desc->inputmap, inputmap, sizeof (inputmap));
-	}
+	if (c->adapter->id == I2C_HW_B_RIVA)
+		memcpy(desc->inputmap, inputmap, sizeof(inputmap));
 	return 0;
 }
 
@@ -1223,9 +1244,11 @@ static audiocmd ta8874z_sub = {2, { TA8874Z_MODE_SUB, TA8874Z_SEPARATION_DEFAULT
 
 static void ta8874z_setmode(struct CHIPSTATE *chip, int mode)
 {
+	struct v4l2_subdev *sd = &chip->sd;
 	int update = 1;
 	audiocmd *t = NULL;
-	v4l_dbg(1, debug, chip->c, "ta8874z_setmode(): mode: 0x%02x\n", mode);
+
+	v4l2_dbg(1, debug, sd, "ta8874z_setmode(): mode: 0x%02x\n", mode);
 
 	switch(mode){
 	case V4L2_TUNER_MODE_MONO:
@@ -1487,146 +1510,11 @@ static struct CHIPDESC chiplist[] = {
 
 
 /* ---------------------------------------------------------------------- */
-/* i2c registration                                                       */
 
-static int chip_probe(struct i2c_client *client, const struct i2c_device_id *id)
-{
-	struct CHIPSTATE *chip;
-	struct CHIPDESC  *desc;
-
-	if (debug) {
-		printk(KERN_INFO "tvaudio: TV audio decoder + audio/video mux driver\n");
-		printk(KERN_INFO "tvaudio: known chips: ");
-		for (desc = chiplist; desc->name != NULL; desc++)
-			printk("%s%s", (desc == chiplist) ? "" : ", ", desc->name);
-		printk("\n");
-	}
-
-	chip = kzalloc(sizeof(*chip),GFP_KERNEL);
-	if (!chip)
-		return -ENOMEM;
-	chip->c = client;
-	i2c_set_clientdata(client, chip);
-
-	/* find description for the chip */
-	v4l_dbg(1, debug, client, "chip found @ 0x%x\n", client->addr<<1);
-	for (desc = chiplist; desc->name != NULL; desc++) {
-		if (0 == *(desc->insmodopt))
-			continue;
-		if (client->addr < desc->addr_lo ||
-		    client->addr > desc->addr_hi)
-			continue;
-		if (desc->checkit && !desc->checkit(chip))
-			continue;
-		break;
-	}
-	if (desc->name == NULL) {
-		v4l_dbg(1, debug, client, "no matching chip description found\n");
-		kfree(chip);
-		return -EIO;
-	}
-	v4l_info(client, "%s found @ 0x%x (%s)\n", desc->name, client->addr<<1, client->adapter->name);
-	if (desc->flags) {
-		v4l_dbg(1, debug, client, "matches:%s%s%s.\n",
-			(desc->flags & CHIP_HAS_VOLUME)     ? " volume"      : "",
-			(desc->flags & CHIP_HAS_BASSTREBLE) ? " bass/treble" : "",
-			(desc->flags & CHIP_HAS_INPUTSEL)   ? " audiomux"    : "");
-	}
-
-	/* fill required data structures */
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26)
-	strlcpy(client->name, desc->name, I2C_NAME_SIZE);
-#else
-	if (!id)
-		strlcpy(client->name, desc->name, I2C_NAME_SIZE);
-#endif
-	chip->desc = desc;
-	chip->shadow.count = desc->registers+1;
-	chip->prevmode = -1;
-	chip->audmode = V4L2_TUNER_MODE_LANG1;
-
-	/* initialization  */
-	if (desc->initialize != NULL)
-		desc->initialize(chip);
-	else
-		chip_cmd(chip,"init",&desc->init);
-
-	if (desc->flags & CHIP_HAS_VOLUME) {
-		if (!desc->volfunc) {
-			/* This shouldn't be happen. Warn user, but keep working
-			   without volume controls
-			 */
-			v4l_info(chip->c, "volume callback undefined!\n");
-			desc->flags &= ~CHIP_HAS_VOLUME;
-		} else {
-			chip->left  = desc->leftinit  ? desc->leftinit  : 65535;
-			chip->right = desc->rightinit ? desc->rightinit : 65535;
-			chip_write(chip, desc->leftreg,
-				   desc->volfunc(chip->left));
-			chip_write(chip, desc->rightreg,
-				   desc->volfunc(chip->right));
-		}
-	}
-	if (desc->flags & CHIP_HAS_BASSTREBLE) {
-		if (!desc->bassfunc || !desc->treblefunc) {
-			/* This shouldn't be happen. Warn user, but keep working
-			   without bass/treble controls
-			 */
-			v4l_info(chip->c, "bass/treble callbacks undefined!\n");
-			desc->flags &= ~CHIP_HAS_BASSTREBLE;
-		} else {
-			chip->treble = desc->trebleinit ?
-						desc->trebleinit : 32768;
-			chip->bass   = desc->bassinit   ?
-						desc->bassinit   : 32768;
-			chip_write(chip, desc->bassreg,
-				   desc->bassfunc(chip->bass));
-			chip_write(chip, desc->treblereg,
-				   desc->treblefunc(chip->treble));
-		}
-	}
-
-	chip->thread = NULL;
-	if (desc->flags & CHIP_NEED_CHECKMODE) {
-		if (!desc->getmode || !desc->setmode) {
-			/* This shouldn't be happen. Warn user, but keep working
-			   without kthread
-			 */
-			v4l_info(chip->c, "set/get mode callbacks undefined!\n");
-			return 0;
-		}
-		/* start async thread */
-		init_timer(&chip->wt);
-		chip->wt.function = chip_thread_wake;
-		chip->wt.data     = (unsigned long)chip;
-		chip->thread = kthread_run(chip_thread, chip, chip->c->name);
-		if (IS_ERR(chip->thread)) {
-			v4l_warn(chip->c, "%s: failed to create kthread\n",
-			       chip->c->name);
-			chip->thread = NULL;
-		}
-	}
-	return 0;
-}
-
-static int chip_remove(struct i2c_client *client)
-{
-	struct CHIPSTATE *chip = i2c_get_clientdata(client);
-
-	del_timer_sync(&chip->wt);
-	if (chip->thread) {
-		/* shutdown async thread */
-		kthread_stop(chip->thread);
-		chip->thread = NULL;
-	}
-
-	kfree(chip);
-	return 0;
-}
-
-static int tvaudio_get_ctrl(struct CHIPSTATE *chip,
+static int tvaudio_g_ctrl(struct v4l2_subdev *sd,
 			    struct v4l2_control *ctrl)
 {
+	struct CHIPSTATE *chip = to_state(sd);
 	struct CHIPDESC *desc = chip->desc;
 
 	switch (ctrl->id) {
@@ -1664,9 +1552,10 @@ static int tvaudio_get_ctrl(struct CHIPSTATE *chip,
 	return -EINVAL;
 }
 
-static int tvaudio_set_ctrl(struct CHIPSTATE *chip,
+static int tvaudio_s_ctrl(struct v4l2_subdev *sd,
 			    struct v4l2_control *ctrl)
 {
+	struct CHIPSTATE *chip = to_state(sd);
 	struct CHIPDESC *desc = chip->desc;
 
 	switch (ctrl->id) {
@@ -1738,161 +1627,331 @@ static int tvaudio_set_ctrl(struct CHIPSTATE *chip,
 /* ---------------------------------------------------------------------- */
 /* video4linux interface                                                  */
 
-static int chip_command(struct i2c_client *client,
-			unsigned int cmd, void *arg)
+static int tvaudio_s_radio(struct v4l2_subdev *sd)
 {
-	struct CHIPSTATE *chip = i2c_get_clientdata(client);
-	struct CHIPDESC  *desc = chip->desc;
+	struct CHIPSTATE *chip = to_state(sd);
 
-	if (debug > 0) {
-		v4l_i2c_print_ioctl(chip->c, cmd);
-		printk("\n");
+	chip->radio = 1;
+	chip->watch_stereo = 0;
+	/* del_timer(&chip->wt); */
+	return 0;
+}
+
+static int tvaudio_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc)
+{
+	struct CHIPSTATE *chip = to_state(sd);
+	struct CHIPDESC *desc = chip->desc;
+
+	switch (qc->id) {
+	case V4L2_CID_AUDIO_MUTE:
+		break;
+	case V4L2_CID_AUDIO_VOLUME:
+	case V4L2_CID_AUDIO_BALANCE:
+		if (!(desc->flags & CHIP_HAS_VOLUME))
+			return -EINVAL;
+		break;
+	case V4L2_CID_AUDIO_BASS:
+	case V4L2_CID_AUDIO_TREBLE:
+		if (!(desc->flags & CHIP_HAS_BASSTREBLE))
+			return -EINVAL;
+		break;
+	default:
+		return -EINVAL;
+	}
+	return v4l2_ctrl_query_fill_std(qc);
+}
+
+static int tvaudio_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *rt)
+{
+	struct CHIPSTATE *chip = to_state(sd);
+	struct CHIPDESC *desc = chip->desc;
+
+	if (!(desc->flags & CHIP_HAS_INPUTSEL) || rt->input >= 4)
+		return -EINVAL;
+	/* There are four inputs: tuner, radio, extern and intern. */
+	chip->input = rt->input;
+	if (chip->muted)
+		return 0;
+	chip_write_masked(chip, desc->inputreg,
+			desc->inputmap[chip->input], desc->inputmask);
+	return 0;
+}
+
+static int tvaudio_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
+{
+	struct CHIPSTATE *chip = to_state(sd);
+	struct CHIPDESC *desc = chip->desc;
+	int mode = 0;
+
+	if (chip->radio)
+		return 0;
+	switch (vt->audmode) {
+	case V4L2_TUNER_MODE_MONO:
+	case V4L2_TUNER_MODE_STEREO:
+	case V4L2_TUNER_MODE_LANG1:
+	case V4L2_TUNER_MODE_LANG2:
+		mode = vt->audmode;
+		break;
+	case V4L2_TUNER_MODE_LANG1_LANG2:
+		mode = V4L2_TUNER_MODE_STEREO;
+		break;
+	default:
+		return -EINVAL;
 	}
+	chip->audmode = vt->audmode;
 
-	switch (cmd) {
-	case AUDC_SET_RADIO:
-		chip->radio = 1;
+	if (desc->setmode && mode) {
 		chip->watch_stereo = 0;
 		/* del_timer(&chip->wt); */
-		break;
-	/* --- v4l ioctls --- */
-	/* take care: bttv does userspace copying, we'll get a
-	kernel pointer here... */
-	case VIDIOC_QUERYCTRL:
-	{
-		struct v4l2_queryctrl *qc = arg;
-
-		switch (qc->id) {
-			case V4L2_CID_AUDIO_MUTE:
-				break;
-			case V4L2_CID_AUDIO_VOLUME:
-			case V4L2_CID_AUDIO_BALANCE:
-				if (!(desc->flags & CHIP_HAS_VOLUME))
-					return -EINVAL;
-				break;
-			case V4L2_CID_AUDIO_BASS:
-			case V4L2_CID_AUDIO_TREBLE:
-				if (!(desc->flags & CHIP_HAS_BASSTREBLE))
-					return -EINVAL;
-				break;
-			default:
-				return -EINVAL;
-		}
-		return v4l2_ctrl_query_fill_std(qc);
+		chip->mode = mode;
+		desc->setmode(chip, mode);
 	}
-	case VIDIOC_S_CTRL:
-		return tvaudio_set_ctrl(chip, arg);
+	return 0;
+}
 
-	case VIDIOC_G_CTRL:
-		return tvaudio_get_ctrl(chip, arg);
-	case VIDIOC_INT_G_AUDIO_ROUTING:
-	{
-		struct v4l2_routing *rt = arg;
+static int tvaudio_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
+{
+	struct CHIPSTATE *chip = to_state(sd);
+	struct CHIPDESC *desc = chip->desc;
+	int mode = V4L2_TUNER_MODE_MONO;
 
-		rt->input = chip->input;
-		rt->output = 0;
-		break;
+	if (chip->radio)
+		return 0;
+	vt->audmode = chip->audmode;
+	vt->rxsubchans = 0;
+	vt->capability = V4L2_TUNER_CAP_STEREO |
+		V4L2_TUNER_CAP_LANG1 | V4L2_TUNER_CAP_LANG2;
+
+	if (desc->getmode)
+		mode = desc->getmode(chip);
+
+	if (mode & V4L2_TUNER_MODE_MONO)
+		vt->rxsubchans |= V4L2_TUNER_SUB_MONO;
+	if (mode & V4L2_TUNER_MODE_STEREO)
+		vt->rxsubchans |= V4L2_TUNER_SUB_STEREO;
+	/* Note: for SAP it should be mono/lang2 or stereo/lang2.
+	   When this module is converted fully to v4l2, then this
+	   should change for those chips that can detect SAP. */
+	if (mode & V4L2_TUNER_MODE_LANG1)
+		vt->rxsubchans = V4L2_TUNER_SUB_LANG1 |
+			V4L2_TUNER_SUB_LANG2;
+	return 0;
+}
+
+static int tvaudio_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
+{
+	struct CHIPSTATE *chip = to_state(sd);
+
+	chip->radio = 0;
+	return 0;
+}
+
+static int tvaudio_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *freq)
+{
+	struct CHIPSTATE *chip = to_state(sd);
+	struct CHIPDESC *desc = chip->desc;
+
+	chip->mode = 0; /* automatic */
+
+	/* For chips that provide getmode and setmode, and doesn't
+	   automatically follows the stereo carrier, a kthread is
+	   created to set the audio standard. In this case, when then
+	   the video channel is changed, tvaudio starts on MONO mode.
+	   After waiting for 2 seconds, the kernel thread is called,
+	   to follow whatever audio standard is pointed by the
+	   audio carrier.
+	 */
+	if (chip->thread) {
+		desc->setmode(chip, V4L2_TUNER_MODE_MONO);
+		if (chip->prevmode != V4L2_TUNER_MODE_MONO)
+			chip->prevmode = -1; /* reset previous mode */
+		mod_timer(&chip->wt, jiffies+msecs_to_jiffies(2000));
 	}
-	case VIDIOC_INT_S_AUDIO_ROUTING:
-	{
-		struct v4l2_routing *rt = arg;
+	return 0;
+}
 
-		if (!(desc->flags & CHIP_HAS_INPUTSEL) || rt->input >= 4)
-				return -EINVAL;
-		/* There are four inputs: tuner, radio, extern and intern. */
-		chip->input = rt->input;
-		if (chip->muted)
-			break;
-		chip_write_masked(chip, desc->inputreg,
-				desc->inputmap[chip->input], desc->inputmask);
-		break;
+static int tvaudio_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_chip_ident *chip)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+	return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TVAUDIO, 0);
+}
+
+static int tvaudio_command(struct i2c_client *client, unsigned cmd, void *arg)
+{
+	return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg);
+}
+
+/* ----------------------------------------------------------------------- */
+
+static const struct v4l2_subdev_core_ops tvaudio_core_ops = {
+	.g_chip_ident = tvaudio_g_chip_ident,
+	.queryctrl = tvaudio_queryctrl,
+	.g_ctrl = tvaudio_g_ctrl,
+	.s_ctrl = tvaudio_s_ctrl,
+};
+
+static const struct v4l2_subdev_tuner_ops tvaudio_tuner_ops = {
+	.s_radio = tvaudio_s_radio,
+	.s_frequency = tvaudio_s_frequency,
+	.s_std = tvaudio_s_std,
+	.s_tuner = tvaudio_s_tuner,
+	.s_tuner = tvaudio_g_tuner,
+};
+
+static const struct v4l2_subdev_audio_ops tvaudio_audio_ops = {
+	.s_routing = tvaudio_s_routing,
+};
+
+static const struct v4l2_subdev_ops tvaudio_ops = {
+	.core = &tvaudio_core_ops,
+	.tuner = &tvaudio_tuner_ops,
+	.audio = &tvaudio_audio_ops,
+};
+
+/* ----------------------------------------------------------------------- */
+
+
+/* i2c registration                                                       */
+
+static int tvaudio_probe(struct i2c_client *client, const struct i2c_device_id *id)
+{
+	struct CHIPSTATE *chip;
+	struct CHIPDESC  *desc;
+	struct v4l2_subdev *sd;
+
+	if (debug) {
+		printk(KERN_INFO "tvaudio: TV audio decoder + audio/video mux driver\n");
+		printk(KERN_INFO "tvaudio: known chips: ");
+		for (desc = chiplist; desc->name != NULL; desc++)
+			printk("%s%s", (desc == chiplist) ? "" : ", ", desc->name);
+		printk("\n");
 	}
-	case VIDIOC_S_TUNER:
-	{
-		struct v4l2_tuner *vt = arg;
-		int mode = 0;
 
-		if (chip->radio)
-			break;
-		switch (vt->audmode) {
-		case V4L2_TUNER_MODE_MONO:
-		case V4L2_TUNER_MODE_STEREO:
-		case V4L2_TUNER_MODE_LANG1:
-		case V4L2_TUNER_MODE_LANG2:
-			mode = vt->audmode;
-			break;
-		case V4L2_TUNER_MODE_LANG1_LANG2:
-			mode = V4L2_TUNER_MODE_STEREO;
-			break;
-		default:
-			return -EINVAL;
-		}
-		chip->audmode = vt->audmode;
+	chip = kzalloc(sizeof(*chip), GFP_KERNEL);
+	if (!chip)
+		return -ENOMEM;
+	sd = &chip->sd;
+	v4l2_i2c_subdev_init(sd, client, &tvaudio_ops);
 
-		if (desc->setmode && mode) {
-			chip->watch_stereo = 0;
-			/* del_timer(&chip->wt); */
-			chip->mode = mode;
-			desc->setmode(chip, mode);
-		}
+	/* find description for the chip */
+	v4l2_dbg(1, debug, sd, "chip found @ 0x%x\n", client->addr<<1);
+	for (desc = chiplist; desc->name != NULL; desc++) {
+		if (0 == *(desc->insmodopt))
+			continue;
+		if (client->addr < desc->addr_lo ||
+		    client->addr > desc->addr_hi)
+			continue;
+		if (desc->checkit && !desc->checkit(chip))
+			continue;
 		break;
 	}
-	case VIDIOC_G_TUNER:
-	{
-		struct v4l2_tuner *vt = arg;
-		int mode = V4L2_TUNER_MODE_MONO;
+	if (desc->name == NULL) {
+		v4l2_dbg(1, debug, sd, "no matching chip description found\n");
+		kfree(chip);
+		return -EIO;
+	}
+	v4l2_info(sd, "%s found @ 0x%x (%s)\n", desc->name, client->addr<<1, client->adapter->name);
+	if (desc->flags) {
+		v4l2_dbg(1, debug, sd, "matches:%s%s%s.\n",
+			(desc->flags & CHIP_HAS_VOLUME)     ? " volume"      : "",
+			(desc->flags & CHIP_HAS_BASSTREBLE) ? " bass/treble" : "",
+			(desc->flags & CHIP_HAS_INPUTSEL)   ? " audiomux"    : "");
+	}
 
-		if (chip->radio)
-			break;
-		vt->audmode = chip->audmode;
-		vt->rxsubchans = 0;
-		vt->capability = V4L2_TUNER_CAP_STEREO |
-			V4L2_TUNER_CAP_LANG1 | V4L2_TUNER_CAP_LANG2;
+	/* fill required data structures */
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26)
+	strlcpy(client->name, desc->name, I2C_NAME_SIZE);
+#else
+	if (!id)
+		strlcpy(client->name, desc->name, I2C_NAME_SIZE);
+#endif
+	chip->desc = desc;
+	chip->shadow.count = desc->registers+1;
+	chip->prevmode = -1;
+	chip->audmode = V4L2_TUNER_MODE_LANG1;
 
-		if (desc->getmode)
-			mode = desc->getmode(chip);
+	/* initialization  */
+	if (desc->initialize != NULL)
+		desc->initialize(chip);
+	else
+		chip_cmd(chip, "init", &desc->init);
 
-		if (mode & V4L2_TUNER_MODE_MONO)
-			vt->rxsubchans |= V4L2_TUNER_SUB_MONO;
-		if (mode & V4L2_TUNER_MODE_STEREO)
-			vt->rxsubchans |= V4L2_TUNER_SUB_STEREO;
-		/* Note: for SAP it should be mono/lang2 or stereo/lang2.
-		   When this module is converted fully to v4l2, then this
-		   should change for those chips that can detect SAP. */
-		if (mode & V4L2_TUNER_MODE_LANG1)
-			vt->rxsubchans = V4L2_TUNER_SUB_LANG1 |
-					 V4L2_TUNER_SUB_LANG2;
-		break;
+	if (desc->flags & CHIP_HAS_VOLUME) {
+		if (!desc->volfunc) {
+			/* This shouldn't be happen. Warn user, but keep working
+			   without volume controls
+			 */
+			v4l2_info(sd, "volume callback undefined!\n");
+			desc->flags &= ~CHIP_HAS_VOLUME;
+		} else {
+			chip->left  = desc->leftinit  ? desc->leftinit  : 65535;
+			chip->right = desc->rightinit ? desc->rightinit : 65535;
+			chip_write(chip, desc->leftreg,
+				   desc->volfunc(chip->left));
+			chip_write(chip, desc->rightreg,
+				   desc->volfunc(chip->right));
+		}
 	}
-	case VIDIOC_S_STD:
-		chip->radio = 0;
-		break;
-	case VIDIOC_S_FREQUENCY:
-		chip->mode = 0; /* automatic */
-
-		/* For chips that provide getmode and setmode, and doesn't
-		   automatically follows the stereo carrier, a kthread is
-		   created to set the audio standard. In this case, when then
-		   the video channel is changed, tvaudio starts on MONO mode.
-		   After waiting for 2 seconds, the kernel thread is called,
-		   to follow whatever audio standard is pointed by the
-		   audio carrier.
-		 */
-		if (chip->thread) {
-			desc->setmode(chip,V4L2_TUNER_MODE_MONO);
-			if (chip->prevmode != V4L2_TUNER_MODE_MONO)
-				chip->prevmode = -1; /* reset previous mode */
-			mod_timer(&chip->wt, jiffies+msecs_to_jiffies(2000));
+	if (desc->flags & CHIP_HAS_BASSTREBLE) {
+		if (!desc->bassfunc || !desc->treblefunc) {
+			/* This shouldn't be happen. Warn user, but keep working
+			   without bass/treble controls
+			 */
+			v4l2_info(sd, "bass/treble callbacks undefined!\n");
+			desc->flags &= ~CHIP_HAS_BASSTREBLE;
+		} else {
+			chip->treble = desc->trebleinit ?
+						desc->trebleinit : 32768;
+			chip->bass   = desc->bassinit   ?
+						desc->bassinit   : 32768;
+			chip_write(chip, desc->bassreg,
+				   desc->bassfunc(chip->bass));
+			chip_write(chip, desc->treblereg,
+				   desc->treblefunc(chip->treble));
 		}
-		break;
+	}
+
+	chip->thread = NULL;
+	if (desc->flags & CHIP_NEED_CHECKMODE) {
+		if (!desc->getmode || !desc->setmode) {
+			/* This shouldn't be happen. Warn user, but keep working
+			   without kthread
+			 */
+			v4l2_info(sd, "set/get mode callbacks undefined!\n");
+			return 0;
+		}
+		/* start async thread */
+		init_timer(&chip->wt);
+		chip->wt.function = chip_thread_wake;
+		chip->wt.data     = (unsigned long)chip;
+		chip->thread = kthread_run(chip_thread, chip, client->name);
+		if (IS_ERR(chip->thread)) {
+			v4l2_warn(sd, "failed to create kthread\n");
+			chip->thread = NULL;
+		}
+	}
+	return 0;
+}
+
+static int tvaudio_remove(struct i2c_client *client)
+{
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
+	struct CHIPSTATE *chip = to_state(sd);
 
-	case VIDIOC_G_CHIP_IDENT:
-		return v4l2_chip_ident_i2c_client(client, arg, V4L2_IDENT_TVAUDIO, 0);
+	del_timer_sync(&chip->wt);
+	if (chip->thread) {
+		/* shutdown async thread */
+		kthread_stop(chip->thread);
+		chip->thread = NULL;
 	}
+
+	v4l2_device_unregister_subdev(sd);
+	kfree(chip);
 	return 0;
 }
 
-static int chip_legacy_probe(struct i2c_adapter *adap)
+static int tvaudio_legacy_probe(struct i2c_adapter *adap)
 {
 	/* don't attach on saa7146 based cards,
 	   because dedicated drivers are used */
@@ -1907,21 +1966,21 @@ static int chip_legacy_probe(struct i2c_adapter *adap)
 /* This driver supports many devices and the idea is to let the driver
    detect which device is present. So rather than listing all supported
    devices here, we pretend to support a single, fake device type. */
-static const struct i2c_device_id chip_id[] = {
+static const struct i2c_device_id tvaudio_id[] = {
 	{ "tvaudio", 0 },
 	{ }
 };
-MODULE_DEVICE_TABLE(i2c, chip_id);
+MODULE_DEVICE_TABLE(i2c, tvaudio_id);
 #endif
 
 static struct v4l2_i2c_driver_data v4l2_i2c_data = {
 	.name = "tvaudio",
 	.driverid = I2C_DRIVERID_TVAUDIO,
-	.command = chip_command,
-	.probe = chip_probe,
-	.remove = chip_remove,
-	.legacy_probe = chip_legacy_probe,
+	.command = tvaudio_command,
+	.probe = tvaudio_probe,
+	.remove = tvaudio_remove,
+	.legacy_probe = tvaudio_legacy_probe,
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
-	.id_table = chip_id,
+	.id_table = tvaudio_id,
 #endif
 };
diff --git a/linux/drivers/media/video/tvp5150.c b/linux/drivers/media/video/tvp5150.c
index ac8205d87..404df4aa2 100644
--- a/linux/drivers/media/video/tvp5150.c
+++ b/linux/drivers/media/video/tvp5150.c
@@ -10,8 +10,10 @@
 #include <linux/videodev2.h>
 #include <linux/delay.h>
 #include <linux/video_decoder.h>
-#include <media/v4l2-common.h>
+#include <media/v4l2-device.h>
 #include <media/tvp5150.h>
+#include <media/v4l2-i2c-drv-legacy.h>
+#include <media/v4l2-chip-ident.h>
 
 #include "tvp5150_reg.h"
 
@@ -30,21 +32,7 @@ I2C_CLIENT_INSMOD;
 
 static int debug;
 module_param(debug, int, 0);
-MODULE_PARM_DESC(debug, "Debug level (0-1)");
-
-#define tvp5150_err(fmt, arg...) do { \
-	printk(KERN_ERR "%s %d-%04x: " fmt, c->driver->driver.name, \
-	       i2c_adapter_id(c->adapter), c->addr , ## arg); } while (0)
-#define tvp5150_info(fmt, arg...) do { \
-	printk(KERN_INFO "%s %d-%04x: " fmt, c->driver->driver.name, \
-	       i2c_adapter_id(c->adapter), c->addr , ## arg); } while (0)
-#define tvp5150_dbg(num, fmt, arg...) \
-	do { \
-		if (debug >= num) \
-			printk(KERN_DEBUG "%s debug %d-%04x: " fmt,\
-				c->driver->driver.name, \
-				i2c_adapter_id(c->adapter), \
-				c->addr , ## arg); } while (0)
+MODULE_PARM_DESC(debug, "Debug level (0-2)");
 
 /* supported controls */
 static struct v4l2_queryctrl tvp5150_qctrl[] = {
@@ -88,7 +76,7 @@ static struct v4l2_queryctrl tvp5150_qctrl[] = {
 };
 
 struct tvp5150 {
-	struct i2c_client *client;
+	struct v4l2_subdev sd;
 
 	v4l2_std_id norm;	/* Current set standard */
 	struct v4l2_routing route;
@@ -99,49 +87,57 @@ struct tvp5150 {
 	int sat;
 };
 
-static int tvp5150_read(struct i2c_client *c, unsigned char addr)
+static inline struct tvp5150 *to_tvp5150(struct v4l2_subdev *sd)
 {
+	return container_of(sd, struct tvp5150, sd);
+}
+
+static int tvp5150_read(struct v4l2_subdev *sd, unsigned char addr)
+{
+	struct i2c_client *c = v4l2_get_subdevdata(sd);
 	unsigned char buffer[1];
 	int rc;
 
 	buffer[0] = addr;
 	if (1 != (rc = i2c_master_send(c, buffer, 1)))
-		tvp5150_dbg(0, "i2c i/o error: rc == %d (should be 1)\n", rc);
+		v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d (should be 1)\n", rc);
 
 	msleep(10);
 
 	if (1 != (rc = i2c_master_recv(c, buffer, 1)))
-		tvp5150_dbg(0, "i2c i/o error: rc == %d (should be 1)\n", rc);
+		v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d (should be 1)\n", rc);
 
-	tvp5150_dbg(2, "tvp5150: read 0x%02x = 0x%02x\n", addr, buffer[0]);
+	v4l2_dbg(2, debug, sd, "tvp5150: read 0x%02x = 0x%02x\n", addr, buffer[0]);
 
 	return (buffer[0]);
 }
 
-static inline void tvp5150_write(struct i2c_client *c, unsigned char addr,
+static inline void tvp5150_write(struct v4l2_subdev *sd, unsigned char addr,
 				 unsigned char value)
 {
+	struct i2c_client *c = v4l2_get_subdevdata(sd);
 	unsigned char buffer[2];
 	int rc;
 
 	buffer[0] = addr;
 	buffer[1] = value;
-	tvp5150_dbg(2, "tvp5150: writing 0x%02x 0x%02x\n", buffer[0], buffer[1]);
+	v4l2_dbg(2, debug, sd, "tvp5150: writing 0x%02x 0x%02x\n", buffer[0], buffer[1]);
 	if (2 != (rc = i2c_master_send(c, buffer, 2)))
-		tvp5150_dbg(0, "i2c i/o error: rc == %d (should be 2)\n", rc);
+		v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d (should be 2)\n", rc);
 }
 
-static void dump_reg_range(struct i2c_client *c, char *s, u8 init, const u8 end,int max_line)
+static void dump_reg_range(struct v4l2_subdev *sd, char *s, u8 init,
+				const u8 end, int max_line)
 {
-	int i=0;
+	int i = 0;
 
-	while (init!=(u8)(end+1)) {
-		if ((i%max_line) == 0) {
-			if (i>0)
+	while (init != (u8)(end + 1)) {
+		if ((i % max_line) == 0) {
+			if (i > 0)
 				printk("\n");
-			printk("tvp5150: %s reg 0x%02x = ",s,init);
+			printk("tvp5150: %s reg 0x%02x = ", s, init);
 		}
-		printk("%02x ",tvp5150_read(c, init));
+		printk("%02x ", tvp5150_read(sd, init));
 
 		init++;
 		i++;
@@ -149,151 +145,152 @@ static void dump_reg_range(struct i2c_client *c, char *s, u8 init, const u8 end,
 	printk("\n");
 }
 
-static void dump_reg(struct i2c_client *c)
+static int tvp5150_log_status(struct v4l2_subdev *sd)
 {
 	printk("tvp5150: Video input source selection #1 = 0x%02x\n",
-					tvp5150_read(c, TVP5150_VD_IN_SRC_SEL_1));
+			tvp5150_read(sd, TVP5150_VD_IN_SRC_SEL_1));
 	printk("tvp5150: Analog channel controls = 0x%02x\n",
-					tvp5150_read(c, TVP5150_ANAL_CHL_CTL));
+			tvp5150_read(sd, TVP5150_ANAL_CHL_CTL));
 	printk("tvp5150: Operation mode controls = 0x%02x\n",
-					tvp5150_read(c, TVP5150_OP_MODE_CTL));
+			tvp5150_read(sd, TVP5150_OP_MODE_CTL));
 	printk("tvp5150: Miscellaneous controls = 0x%02x\n",
-					tvp5150_read(c, TVP5150_MISC_CTL));
+			tvp5150_read(sd, TVP5150_MISC_CTL));
 	printk("tvp5150: Autoswitch mask= 0x%02x\n",
-					tvp5150_read(c, TVP5150_AUTOSW_MSK));
+			tvp5150_read(sd, TVP5150_AUTOSW_MSK));
 	printk("tvp5150: Color killer threshold control = 0x%02x\n",
-					tvp5150_read(c, TVP5150_COLOR_KIL_THSH_CTL));
+			tvp5150_read(sd, TVP5150_COLOR_KIL_THSH_CTL));
 	printk("tvp5150: Luminance processing controls #1 #2 and #3 = %02x %02x %02x\n",
-					tvp5150_read(c, TVP5150_LUMA_PROC_CTL_1),
-					tvp5150_read(c, TVP5150_LUMA_PROC_CTL_2),
-					tvp5150_read(c, TVP5150_LUMA_PROC_CTL_3));
+			tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_1),
+			tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_2),
+			tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_3));
 	printk("tvp5150: Brightness control = 0x%02x\n",
-					tvp5150_read(c, TVP5150_BRIGHT_CTL));
+			tvp5150_read(sd, TVP5150_BRIGHT_CTL));
 	printk("tvp5150: Color saturation control = 0x%02x\n",
-					tvp5150_read(c, TVP5150_SATURATION_CTL));
+			tvp5150_read(sd, TVP5150_SATURATION_CTL));
 	printk("tvp5150: Hue control = 0x%02x\n",
-					tvp5150_read(c, TVP5150_HUE_CTL));
+			tvp5150_read(sd, TVP5150_HUE_CTL));
 	printk("tvp5150: Contrast control = 0x%02x\n",
-					tvp5150_read(c, TVP5150_CONTRAST_CTL));
+			tvp5150_read(sd, TVP5150_CONTRAST_CTL));
 	printk("tvp5150: Outputs and data rates select = 0x%02x\n",
-					tvp5150_read(c, TVP5150_DATA_RATE_SEL));
+			tvp5150_read(sd, TVP5150_DATA_RATE_SEL));
 	printk("tvp5150: Configuration shared pins = 0x%02x\n",
-					tvp5150_read(c, TVP5150_CONF_SHARED_PIN));
+			tvp5150_read(sd, TVP5150_CONF_SHARED_PIN));
 	printk("tvp5150: Active video cropping start = 0x%02x%02x\n",
-					tvp5150_read(c, TVP5150_ACT_VD_CROP_ST_MSB),
-					tvp5150_read(c, TVP5150_ACT_VD_CROP_ST_LSB));
+			tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_MSB),
+			tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_LSB));
 	printk("tvp5150: Active video cropping stop  = 0x%02x%02x\n",
-					tvp5150_read(c, TVP5150_ACT_VD_CROP_STP_MSB),
-					tvp5150_read(c, TVP5150_ACT_VD_CROP_STP_LSB));
+			tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_MSB),
+			tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_LSB));
 	printk("tvp5150: Genlock/RTC = 0x%02x\n",
-					tvp5150_read(c, TVP5150_GENLOCK));
+			tvp5150_read(sd, TVP5150_GENLOCK));
 	printk("tvp5150: Horizontal sync start = 0x%02x\n",
-					tvp5150_read(c, TVP5150_HORIZ_SYNC_START));
+			tvp5150_read(sd, TVP5150_HORIZ_SYNC_START));
 	printk("tvp5150: Vertical blanking start = 0x%02x\n",
-					tvp5150_read(c, TVP5150_VERT_BLANKING_START));
+			tvp5150_read(sd, TVP5150_VERT_BLANKING_START));
 	printk("tvp5150: Vertical blanking stop = 0x%02x\n",
-					tvp5150_read(c, TVP5150_VERT_BLANKING_STOP));
+			tvp5150_read(sd, TVP5150_VERT_BLANKING_STOP));
 	printk("tvp5150: Chrominance processing control #1 and #2 = %02x %02x\n",
-					tvp5150_read(c, TVP5150_CHROMA_PROC_CTL_1),
-					tvp5150_read(c, TVP5150_CHROMA_PROC_CTL_2));
+			tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_1),
+			tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_2));
 	printk("tvp5150: Interrupt reset register B = 0x%02x\n",
-					tvp5150_read(c, TVP5150_INT_RESET_REG_B));
+			tvp5150_read(sd, TVP5150_INT_RESET_REG_B));
 	printk("tvp5150: Interrupt enable register B = 0x%02x\n",
-					tvp5150_read(c, TVP5150_INT_ENABLE_REG_B));
+			tvp5150_read(sd, TVP5150_INT_ENABLE_REG_B));
 	printk("tvp5150: Interrupt configuration register B = 0x%02x\n",
-					tvp5150_read(c, TVP5150_INTT_CONFIG_REG_B));
+			tvp5150_read(sd, TVP5150_INTT_CONFIG_REG_B));
 	printk("tvp5150: Video standard = 0x%02x\n",
-					tvp5150_read(c, TVP5150_VIDEO_STD));
+			tvp5150_read(sd, TVP5150_VIDEO_STD));
 	printk("tvp5150: Chroma gain factor: Cb=0x%02x Cr=0x%02x\n",
-					tvp5150_read(c, TVP5150_CB_GAIN_FACT),
-					tvp5150_read(c, TVP5150_CR_GAIN_FACTOR));
+			tvp5150_read(sd, TVP5150_CB_GAIN_FACT),
+			tvp5150_read(sd, TVP5150_CR_GAIN_FACTOR));
 	printk("tvp5150: Macrovision on counter = 0x%02x\n",
-					tvp5150_read(c, TVP5150_MACROVISION_ON_CTR));
+			tvp5150_read(sd, TVP5150_MACROVISION_ON_CTR));
 	printk("tvp5150: Macrovision off counter = 0x%02x\n",
-					tvp5150_read(c, TVP5150_MACROVISION_OFF_CTR));
+			tvp5150_read(sd, TVP5150_MACROVISION_OFF_CTR));
 	printk("tvp5150: ITU-R BT.656.%d timing(TVP5150AM1 only)\n",
-					(tvp5150_read(c, TVP5150_REV_SELECT)&1)?3:4);
+			(tvp5150_read(sd, TVP5150_REV_SELECT) & 1) ? 3 : 4);
 	printk("tvp5150: Device ID = %02x%02x\n",
-					tvp5150_read(c, TVP5150_MSB_DEV_ID),
-					tvp5150_read(c, TVP5150_LSB_DEV_ID));
+			tvp5150_read(sd, TVP5150_MSB_DEV_ID),
+			tvp5150_read(sd, TVP5150_LSB_DEV_ID));
 	printk("tvp5150: ROM version = (hex) %02x.%02x\n",
-					tvp5150_read(c, TVP5150_ROM_MAJOR_VER),
-					tvp5150_read(c, TVP5150_ROM_MINOR_VER));
+			tvp5150_read(sd, TVP5150_ROM_MAJOR_VER),
+			tvp5150_read(sd, TVP5150_ROM_MINOR_VER));
 	printk("tvp5150: Vertical line count = 0x%02x%02x\n",
-					tvp5150_read(c, TVP5150_VERT_LN_COUNT_MSB),
-					tvp5150_read(c, TVP5150_VERT_LN_COUNT_LSB));
+			tvp5150_read(sd, TVP5150_VERT_LN_COUNT_MSB),
+			tvp5150_read(sd, TVP5150_VERT_LN_COUNT_LSB));
 	printk("tvp5150: Interrupt status register B = 0x%02x\n",
-					tvp5150_read(c, TVP5150_INT_STATUS_REG_B));
+			tvp5150_read(sd, TVP5150_INT_STATUS_REG_B));
 	printk("tvp5150: Interrupt active register B = 0x%02x\n",
-					tvp5150_read(c, TVP5150_INT_ACTIVE_REG_B));
+			tvp5150_read(sd, TVP5150_INT_ACTIVE_REG_B));
 	printk("tvp5150: Status regs #1 to #5 = %02x %02x %02x %02x %02x\n",
-					tvp5150_read(c, TVP5150_STATUS_REG_1),
-					tvp5150_read(c, TVP5150_STATUS_REG_2),
-					tvp5150_read(c, TVP5150_STATUS_REG_3),
-					tvp5150_read(c, TVP5150_STATUS_REG_4),
-					tvp5150_read(c, TVP5150_STATUS_REG_5));
+			tvp5150_read(sd, TVP5150_STATUS_REG_1),
+			tvp5150_read(sd, TVP5150_STATUS_REG_2),
+			tvp5150_read(sd, TVP5150_STATUS_REG_3),
+			tvp5150_read(sd, TVP5150_STATUS_REG_4),
+			tvp5150_read(sd, TVP5150_STATUS_REG_5));
 #if 0 /* This will pop a value from vbi reg */
 	printk("tvp5150: VBI FIFO read data = 0x%02x\n",
-					tvp5150_read(c, TVP5150_VBI_FIFO_READ_DATA));
+			tvp5150_read(sd, TVP5150_VBI_FIFO_READ_DATA));
 #endif
 
-	dump_reg_range(c,"Teletext filter 1",   TVP5150_TELETEXT_FIL1_INI,
-						TVP5150_TELETEXT_FIL1_END,8);
-	dump_reg_range(c,"Teletext filter 2",   TVP5150_TELETEXT_FIL2_INI,
-						TVP5150_TELETEXT_FIL2_END,8);
+	dump_reg_range(sd, "Teletext filter 1",   TVP5150_TELETEXT_FIL1_INI,
+			TVP5150_TELETEXT_FIL1_END, 8);
+	dump_reg_range(sd, "Teletext filter 2",   TVP5150_TELETEXT_FIL2_INI,
+			TVP5150_TELETEXT_FIL2_END, 8);
 
 	printk("tvp5150: Teletext filter enable = 0x%02x\n",
-					tvp5150_read(c, TVP5150_TELETEXT_FIL_ENA));
+			tvp5150_read(sd, TVP5150_TELETEXT_FIL_ENA));
 	printk("tvp5150: Interrupt status register A = 0x%02x\n",
-					tvp5150_read(c, TVP5150_INT_STATUS_REG_A));
+			tvp5150_read(sd, TVP5150_INT_STATUS_REG_A));
 	printk("tvp5150: Interrupt enable register A = 0x%02x\n",
-					tvp5150_read(c, TVP5150_INT_ENABLE_REG_A));
+			tvp5150_read(sd, TVP5150_INT_ENABLE_REG_A));
 	printk("tvp5150: Interrupt configuration = 0x%02x\n",
-					tvp5150_read(c, TVP5150_INT_CONF));
+			tvp5150_read(sd, TVP5150_INT_CONF));
 	printk("tvp5150: VDP status register = 0x%02x\n",
-					tvp5150_read(c, TVP5150_VDP_STATUS_REG));
+			tvp5150_read(sd, TVP5150_VDP_STATUS_REG));
 	printk("tvp5150: FIFO word count = 0x%02x\n",
-					tvp5150_read(c, TVP5150_FIFO_WORD_COUNT));
+			tvp5150_read(sd, TVP5150_FIFO_WORD_COUNT));
 	printk("tvp5150: FIFO interrupt threshold = 0x%02x\n",
-					tvp5150_read(c, TVP5150_FIFO_INT_THRESHOLD));
+			tvp5150_read(sd, TVP5150_FIFO_INT_THRESHOLD));
 	printk("tvp5150: FIFO reset = 0x%02x\n",
-					tvp5150_read(c, TVP5150_FIFO_RESET));
+			tvp5150_read(sd, TVP5150_FIFO_RESET));
 	printk("tvp5150: Line number interrupt = 0x%02x\n",
-					tvp5150_read(c, TVP5150_LINE_NUMBER_INT));
+			tvp5150_read(sd, TVP5150_LINE_NUMBER_INT));
 	printk("tvp5150: Pixel alignment register = 0x%02x%02x\n",
-					tvp5150_read(c, TVP5150_PIX_ALIGN_REG_HIGH),
-					tvp5150_read(c, TVP5150_PIX_ALIGN_REG_LOW));
+			tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_HIGH),
+			tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_LOW));
 	printk("tvp5150: FIFO output control = 0x%02x\n",
-					tvp5150_read(c, TVP5150_FIFO_OUT_CTRL));
+			tvp5150_read(sd, TVP5150_FIFO_OUT_CTRL));
 	printk("tvp5150: Full field enable = 0x%02x\n",
-					tvp5150_read(c, TVP5150_FULL_FIELD_ENA));
+			tvp5150_read(sd, TVP5150_FULL_FIELD_ENA));
 	printk("tvp5150: Full field mode register = 0x%02x\n",
-					tvp5150_read(c, TVP5150_FULL_FIELD_MODE_REG));
+			tvp5150_read(sd, TVP5150_FULL_FIELD_MODE_REG));
 
-	dump_reg_range(c,"CC   data",   TVP5150_CC_DATA_INI,
-					TVP5150_CC_DATA_END,8);
+	dump_reg_range(sd, "CC   data",   TVP5150_CC_DATA_INI,
+			TVP5150_CC_DATA_END, 8);
 
-	dump_reg_range(c,"WSS  data",   TVP5150_WSS_DATA_INI,
-					TVP5150_WSS_DATA_END,8);
+	dump_reg_range(sd, "WSS  data",   TVP5150_WSS_DATA_INI,
+			TVP5150_WSS_DATA_END, 8);
 
-	dump_reg_range(c,"VPS  data",   TVP5150_VPS_DATA_INI,
-					TVP5150_VPS_DATA_END,8);
+	dump_reg_range(sd, "VPS  data",   TVP5150_VPS_DATA_INI,
+			TVP5150_VPS_DATA_END, 8);
 
-	dump_reg_range(c,"VITC data",   TVP5150_VITC_DATA_INI,
-					TVP5150_VITC_DATA_END,10);
+	dump_reg_range(sd, "VITC data",   TVP5150_VITC_DATA_INI,
+			TVP5150_VITC_DATA_END, 10);
 
-	dump_reg_range(c,"Line mode",   TVP5150_LINE_MODE_INI,
-					TVP5150_LINE_MODE_END,8);
+	dump_reg_range(sd, "Line mode",   TVP5150_LINE_MODE_INI,
+			TVP5150_LINE_MODE_END, 8);
+	return 0;
 }
 
 /****************************************************************************
 			Basic functions
  ****************************************************************************/
 
-static inline void tvp5150_selmux(struct i2c_client *c)
+static inline void tvp5150_selmux(struct v4l2_subdev *sd)
 {
 	int opmode=0;
-	struct tvp5150 *decoder = i2c_get_clientdata(c);
+	struct tvp5150 *decoder = to_tvp5150(sd);
 	int input = 0;
 	unsigned char val;
 
@@ -314,23 +311,23 @@ static inline void tvp5150_selmux(struct i2c_client *c)
 		break;
 	}
 
-	tvp5150_dbg( 1, "Selecting video route: route input=%i, output=%i "
+	v4l2_dbg(1, debug, sd, "Selecting video route: route input=%i, output=%i "
 			"=> tvp5150 input=%i, opmode=%i\n",
 			decoder->route.input,decoder->route.output,
 			input, opmode );
 
-	tvp5150_write(c, TVP5150_OP_MODE_CTL, opmode);
-	tvp5150_write(c, TVP5150_VD_IN_SRC_SEL_1, input);
+	tvp5150_write(sd, TVP5150_OP_MODE_CTL, opmode);
+	tvp5150_write(sd, TVP5150_VD_IN_SRC_SEL_1, input);
 
 	/* Svideo should enable YCrCb output and disable GPCL output
 	 * For Composite and TV, it should be the reverse
 	 */
-	val = tvp5150_read(c, TVP5150_MISC_CTL);
+	val = tvp5150_read(sd, TVP5150_MISC_CTL);
 	if (decoder->route.input == TVP5150_SVIDEO)
 		val = (val & ~0x40) | 0x10;
 	else
 		val = (val & ~0x10) | 0x40;
-	tvp5150_write(c, TVP5150_MISC_CTL, val);
+	tvp5150_write(sd, TVP5150_MISC_CTL, val);
 };
 
 struct i2c_reg_value {
@@ -605,35 +602,35 @@ static struct i2c_vbi_ram_value vbi_ram_default[] =
 	{ (u16)-1 }
 };
 
-static int tvp5150_write_inittab(struct i2c_client *c,
+static int tvp5150_write_inittab(struct v4l2_subdev *sd,
 				const struct i2c_reg_value *regs)
 {
 	while (regs->reg != 0xff) {
-		tvp5150_write(c, regs->reg, regs->value);
+		tvp5150_write(sd, regs->reg, regs->value);
 		regs++;
 	}
 	return 0;
 }
 
-static int tvp5150_vdp_init(struct i2c_client *c,
+static int tvp5150_vdp_init(struct v4l2_subdev *sd,
 				const struct i2c_vbi_ram_value *regs)
 {
 	unsigned int i;
 
 	/* Disable Full Field */
-	tvp5150_write(c, TVP5150_FULL_FIELD_ENA, 0);
+	tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
 
 	/* Before programming, Line mode should be at 0xff */
-	for (i=TVP5150_LINE_MODE_INI; i<=TVP5150_LINE_MODE_END; i++)
-		tvp5150_write(c, i, 0xff);
+	for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
+		tvp5150_write(sd, i, 0xff);
 
 	/* Load Ram Table */
-	while (regs->reg != (u16)-1 ) {
-		tvp5150_write(c, TVP5150_CONF_RAM_ADDR_HIGH,regs->reg>>8);
-		tvp5150_write(c, TVP5150_CONF_RAM_ADDR_LOW,regs->reg);
+	while (regs->reg != (u16)-1) {
+		tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_HIGH, regs->reg >> 8);
+		tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_LOW, regs->reg);
 
-		for (i=0;i<16;i++)
-			tvp5150_write(c, TVP5150_VDP_CONF_RAM_DATA,regs->values[i]);
+		for (i = 0; i < 16; i++)
+			tvp5150_write(sd, TVP5150_VDP_CONF_RAM_DATA, regs->values[i]);
 
 		regs++;
 	}
@@ -641,11 +638,13 @@ static int tvp5150_vdp_init(struct i2c_client *c,
 }
 
 /* Fills VBI capabilities based on i2c_vbi_ram_value struct */
-static void tvp5150_vbi_get_cap(const struct i2c_vbi_ram_value *regs,
+static int tvp5150_g_sliced_vbi_cap(struct v4l2_subdev *sd,
 				struct v4l2_sliced_vbi_cap *cap)
 {
+	const struct i2c_vbi_ram_value *regs = vbi_ram_default;
 	int line;
 
+	v4l2_dbg(1, debug, sd, "VIDIOC_G_SLICED_VBI_CAP\n");
 	memset(cap, 0, sizeof *cap);
 
 	while (regs->reg != (u16)-1 ) {
@@ -656,6 +655,7 @@ static void tvp5150_vbi_get_cap(const struct i2c_vbi_ram_value *regs,
 
 		regs++;
 	}
+	return 0;
 }
 
 /* Set vbi processing
@@ -671,18 +671,18 @@ static void tvp5150_vbi_get_cap(const struct i2c_vbi_ram_value *regs,
  *	LSB = field1
  *	MSB = field2
  */
-static int tvp5150_set_vbi(struct i2c_client *c,
+static int tvp5150_set_vbi(struct v4l2_subdev *sd,
 			const struct i2c_vbi_ram_value *regs,
 			unsigned int type,u8 flags, int line,
 			const int fields)
 {
-	struct tvp5150 *decoder = i2c_get_clientdata(c);
-	v4l2_std_id std=decoder->norm;
+	struct tvp5150 *decoder = to_tvp5150(sd);
+	v4l2_std_id std = decoder->norm;
 	u8 reg;
 	int pos=0;
 
 	if (std == V4L2_STD_ALL) {
-		tvp5150_err("VBI can't be configured without knowing number of lines\n");
+		v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
 		return 0;
 	} else if (std & V4L2_STD_625_50) {
 		/* Don't follow NTSC Line number convension */
@@ -710,174 +710,186 @@ static int tvp5150_set_vbi(struct i2c_client *c,
 	reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;
 
 	if (fields&1) {
-		tvp5150_write(c, reg, type);
+		tvp5150_write(sd, reg, type);
 	}
 
 	if (fields&2) {
-		tvp5150_write(c, reg+1, type);
+		tvp5150_write(sd, reg+1, type);
 	}
 
 	return type;
 }
 
-static int tvp5150_get_vbi(struct i2c_client *c,
+static int tvp5150_get_vbi(struct v4l2_subdev *sd,
 			const struct i2c_vbi_ram_value *regs, int line)
 {
-	struct tvp5150 *decoder = i2c_get_clientdata(c);
-	v4l2_std_id std=decoder->norm;
+	struct tvp5150 *decoder = to_tvp5150(sd);
+	v4l2_std_id std = decoder->norm;
 	u8 reg;
-	int pos, type=0;
+	int pos, type = 0;
 
 	if (std == V4L2_STD_ALL) {
-		tvp5150_err("VBI can't be configured without knowing number of lines\n");
+		v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
 		return 0;
 	} else if (std & V4L2_STD_625_50) {
 		/* Don't follow NTSC Line number convension */
 		line += 3;
 	}
 
-	if (line<6||line>27)
+	if (line < 6 || line > 27)
 		return 0;
 
-	reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;
+	reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI;
 
-	pos=tvp5150_read(c, reg)&0x0f;
-	if (pos<0x0f)
-		type=regs[pos].type.vbi_type;
+	pos = tvp5150_read(sd, reg) & 0x0f;
+	if (pos < 0x0f)
+		type = regs[pos].type.vbi_type;
 
-	pos=tvp5150_read(c, reg+1)&0x0f;
-	if (pos<0x0f)
-		type|=regs[pos].type.vbi_type;
+	pos = tvp5150_read(sd, reg + 1) & 0x0f;
+	if (pos < 0x0f)
+		type |= regs[pos].type.vbi_type;
 
 	return type;
 }
-#if 0
-static int decode_vbi_data(struct i2c_client *c, vbi)
-{
-	count=tvp5150_read(c, TVP5150_FIFO_WORD_COUNT);
 
-	for (i=0;i<count;i++) {
-		*p=tvp5150_read(c, TVP5150_VBI_FIFO_READ_DATA);
-		p++;
-	}
-}
-#endif
-static int tvp5150_set_std(struct i2c_client *c, v4l2_std_id std)
+static int tvp5150_set_std(struct v4l2_subdev *sd, v4l2_std_id std)
 {
-	struct tvp5150 *decoder = i2c_get_clientdata(c);
-	int fmt=0;
+	struct tvp5150 *decoder = to_tvp5150(sd);
+	int fmt = 0;
 
-	decoder->norm=std;
+	decoder->norm = std;
 
 	/* First tests should be against specific std */
 
 	if (std == V4L2_STD_ALL) {
-		fmt=0;	/* Autodetect mode */
+		fmt = 0;	/* Autodetect mode */
 	} else if (std & V4L2_STD_NTSC_443) {
-		fmt=0xa;
+		fmt = 0xa;
 	} else if (std & V4L2_STD_PAL_M) {
-		fmt=0x6;
-	} else if (std & (V4L2_STD_PAL_N| V4L2_STD_PAL_Nc)) {
-		fmt=0x8;
+		fmt = 0x6;
+	} else if (std & (V4L2_STD_PAL_N | V4L2_STD_PAL_Nc)) {
+		fmt = 0x8;
 	} else {
 		/* Then, test against generic ones */
-		if (std & V4L2_STD_NTSC) {
-			fmt=0x2;
-		} else if (std & V4L2_STD_PAL) {
-			fmt=0x4;
-		} else if (std & V4L2_STD_SECAM) {
-			fmt=0xc;
-		}
+		if (std & V4L2_STD_NTSC)
+			fmt = 0x2;
+		else if (std & V4L2_STD_PAL)
+			fmt = 0x4;
+		else if (std & V4L2_STD_SECAM)
+			fmt = 0xc;
 	}
 
-	tvp5150_dbg(1,"Set video std register to %d.\n",fmt);
-	tvp5150_write(c, TVP5150_VIDEO_STD, fmt);
-
+	v4l2_dbg(1, debug, sd, "Set video std register to %d.\n", fmt);
+	tvp5150_write(sd, TVP5150_VIDEO_STD, fmt);
 	return 0;
 }
 
-static inline void tvp5150_reset(struct i2c_client *c)
+static int tvp5150_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
 {
+	struct tvp5150 *decoder = to_tvp5150(sd);
+
+	if (decoder->norm == std)
+		return 0;
+
+	return tvp5150_set_std(sd, std);
+}
+
+static int tvp5150_reset(struct v4l2_subdev *sd, u32 val)
+{
+	struct tvp5150 *decoder = to_tvp5150(sd);
 	u8 msb_id, lsb_id, msb_rom, lsb_rom;
-	struct tvp5150 *decoder = i2c_get_clientdata(c);
 
-	msb_id=tvp5150_read(c,TVP5150_MSB_DEV_ID);
-	lsb_id=tvp5150_read(c,TVP5150_LSB_DEV_ID);
-	msb_rom=tvp5150_read(c,TVP5150_ROM_MAJOR_VER);
-	lsb_rom=tvp5150_read(c,TVP5150_ROM_MINOR_VER);
+	msb_id = tvp5150_read(sd, TVP5150_MSB_DEV_ID);
+	lsb_id = tvp5150_read(sd, TVP5150_LSB_DEV_ID);
+	msb_rom = tvp5150_read(sd, TVP5150_ROM_MAJOR_VER);
+	lsb_rom = tvp5150_read(sd, TVP5150_ROM_MINOR_VER);
 
-	if ((msb_rom==4)&&(lsb_rom==0)) { /* Is TVP5150AM1 */
-		tvp5150_info("tvp%02x%02xam1 detected.\n",msb_id, lsb_id);
+	if (msb_rom == 4 && lsb_rom == 0) { /* Is TVP5150AM1 */
+		v4l2_info(sd, "tvp%02x%02xam1 detected.\n", msb_id, lsb_id);
 
 		/* ITU-T BT.656.4 timing */
-		tvp5150_write(c,TVP5150_REV_SELECT,0);
+		tvp5150_write(sd, TVP5150_REV_SELECT, 0);
 	} else {
-		if ((msb_rom==3)||(lsb_rom==0x21)) { /* Is TVP5150A */
-			tvp5150_info("tvp%02x%02xa detected.\n",msb_id, lsb_id);
+		if (msb_rom == 3 || lsb_rom == 0x21) { /* Is TVP5150A */
+			v4l2_info(sd, "tvp%02x%02xa detected.\n", msb_id, lsb_id);
 		} else {
-			tvp5150_info("*** unknown tvp%02x%02x chip detected.\n",msb_id,lsb_id);
-			tvp5150_info("*** Rom ver is %d.%d\n",msb_rom,lsb_rom);
+			v4l2_info(sd, "*** unknown tvp%02x%02x chip detected.\n",
+					msb_id, lsb_id);
+			v4l2_info(sd, "*** Rom ver is %d.%d\n", msb_rom, lsb_rom);
 		}
 	}
 
 	/* Initializes TVP5150 to its default values */
-	tvp5150_write_inittab(c, tvp5150_init_default);
+	tvp5150_write_inittab(sd, tvp5150_init_default);
 
 	/* Initializes VDP registers */
-	tvp5150_vdp_init(c, vbi_ram_default);
+	tvp5150_vdp_init(sd, vbi_ram_default);
 
 	/* Selects decoder input */
-	tvp5150_selmux(c);
+	tvp5150_selmux(sd);
 
 	/* Initializes TVP5150 to stream enabled values */
-	tvp5150_write_inittab(c, tvp5150_init_enable);
+	tvp5150_write_inittab(sd, tvp5150_init_enable);
 
 	/* Initialize image preferences */
-	tvp5150_write(c, TVP5150_BRIGHT_CTL, decoder->bright);
-	tvp5150_write(c, TVP5150_CONTRAST_CTL, decoder->contrast);
-	tvp5150_write(c, TVP5150_SATURATION_CTL, decoder->contrast);
-	tvp5150_write(c, TVP5150_HUE_CTL, decoder->hue);
+	tvp5150_write(sd, TVP5150_BRIGHT_CTL, decoder->bright);
+	tvp5150_write(sd, TVP5150_CONTRAST_CTL, decoder->contrast);
+	tvp5150_write(sd, TVP5150_SATURATION_CTL, decoder->contrast);
+	tvp5150_write(sd, TVP5150_HUE_CTL, decoder->hue);
 
-	tvp5150_set_std(c, decoder->norm);
+	tvp5150_set_std(sd, decoder->norm);
+	return 0;
 };
 
-static int tvp5150_get_ctrl(struct i2c_client *c, struct v4l2_control *ctrl)
+static int tvp5150_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
-/*	struct tvp5150 *decoder = i2c_get_clientdata(c); */
+	v4l2_dbg(1, debug, sd, "VIDIOC_G_CTRL called\n");
 
 	switch (ctrl->id) {
 	case V4L2_CID_BRIGHTNESS:
-		ctrl->value = tvp5150_read(c, TVP5150_BRIGHT_CTL);
+		ctrl->value = tvp5150_read(sd, TVP5150_BRIGHT_CTL);
 		return 0;
 	case V4L2_CID_CONTRAST:
-		ctrl->value = tvp5150_read(c, TVP5150_CONTRAST_CTL);
+		ctrl->value = tvp5150_read(sd, TVP5150_CONTRAST_CTL);
 		return 0;
 	case V4L2_CID_SATURATION:
-		ctrl->value = tvp5150_read(c, TVP5150_SATURATION_CTL);
+		ctrl->value = tvp5150_read(sd, TVP5150_SATURATION_CTL);
 		return 0;
 	case V4L2_CID_HUE:
-		ctrl->value = tvp5150_read(c, TVP5150_HUE_CTL);
+		ctrl->value = tvp5150_read(sd, TVP5150_HUE_CTL);
 		return 0;
 	}
 	return -EINVAL;
 }
 
-static int tvp5150_set_ctrl(struct i2c_client *c, struct v4l2_control *ctrl)
+static int tvp5150_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
-/*	struct tvp5150 *decoder = i2c_get_clientdata(c); */
+	u8 i, n;
+	n = ARRAY_SIZE(tvp5150_qctrl);
+
+	for (i = 0; i < n; i++) {
+		if (ctrl->id != tvp5150_qctrl[i].id)
+			continue;
+		if (ctrl->value < tvp5150_qctrl[i].minimum ||
+		    ctrl->value > tvp5150_qctrl[i].maximum)
+			return -ERANGE;
+		v4l2_dbg(1, debug, sd, "VIDIOC_S_CTRL: id=%d, value=%d\n",
+					ctrl->id, ctrl->value);
+		break;
+	}
 
 	switch (ctrl->id) {
 	case V4L2_CID_BRIGHTNESS:
-		tvp5150_write(c, TVP5150_BRIGHT_CTL, ctrl->value);
+		tvp5150_write(sd, TVP5150_BRIGHT_CTL, ctrl->value);
 		return 0;
 	case V4L2_CID_CONTRAST:
-		tvp5150_write(c, TVP5150_CONTRAST_CTL, ctrl->value);
+		tvp5150_write(sd, TVP5150_CONTRAST_CTL, ctrl->value);
 		return 0;
 	case V4L2_CID_SATURATION:
-		tvp5150_write(c, TVP5150_SATURATION_CTL, ctrl->value);
+		tvp5150_write(sd, TVP5150_SATURATION_CTL, ctrl->value);
 		return 0;
 	case V4L2_CID_HUE:
-		tvp5150_write(c, TVP5150_HUE_CTL, ctrl->value);
+		tvp5150_write(sd, TVP5150_HUE_CTL, ctrl->value);
 		return 0;
 	}
 	return -EINVAL;
@@ -886,289 +898,265 @@ static int tvp5150_set_ctrl(struct i2c_client *c, struct v4l2_control *ctrl)
 /****************************************************************************
 			I2C Command
  ****************************************************************************/
-static int tvp5150_command(struct i2c_client *c,
-			   unsigned int cmd, void *arg)
-{
-	struct tvp5150 *decoder = i2c_get_clientdata(c);
-
-	switch (cmd) {
-
-	case 0:
-	case VIDIOC_INT_RESET:
-		tvp5150_reset(c);
-		break;
-	case VIDIOC_INT_G_VIDEO_ROUTING:
-	{
-		struct v4l2_routing *route = arg;
-
-		*route = decoder->route;
-		break;
-	}
-	case VIDIOC_INT_S_VIDEO_ROUTING:
-	{
-		struct v4l2_routing *route = arg;
 
-		decoder->route = *route;
-		tvp5150_selmux(c);
-		break;
-	}
-	case VIDIOC_S_STD:
-		if (decoder->norm == *(v4l2_std_id *)arg)
-			break;
-		return tvp5150_set_std(c, *(v4l2_std_id *)arg);
-	case VIDIOC_G_STD:
-		*(v4l2_std_id *)arg = decoder->norm;
-		break;
+static int tvp5150_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *route)
+{
+	struct tvp5150 *decoder = to_tvp5150(sd);
 
-	case VIDIOC_G_SLICED_VBI_CAP:
-	{
-		struct v4l2_sliced_vbi_cap *cap = arg;
-		tvp5150_dbg(1, "VIDIOC_G_SLICED_VBI_CAP\n");
+	decoder->route = *route;
+	tvp5150_selmux(sd);
+	return 0;
+}
 
-		tvp5150_vbi_get_cap(vbi_ram_default, cap);
-		break;
+static int tvp5150_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt)
+{
+	struct v4l2_sliced_vbi_format *svbi;
+	int i;
+
+	/* raw vbi */
+	if (fmt->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
+		/* this is for capturing 36 raw vbi lines
+		   if there's a way to cut off the beginning 2 vbi lines
+		   with the tvp5150 then the vbi line count could be lowered
+		   to 17 lines/field again, although I couldn't find a register
+		   which could do that cropping */
+		if (fmt->fmt.vbi.sample_format == V4L2_PIX_FMT_GREY)
+			tvp5150_write(sd, TVP5150_LUMA_PROC_CTL_1, 0x70);
+		if (fmt->fmt.vbi.count[0] == 18 && fmt->fmt.vbi.count[1] == 18) {
+			tvp5150_write(sd, TVP5150_VERT_BLANKING_START, 0x00);
+			tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP, 0x01);
+		}
+		return 0;
 	}
-	case VIDIOC_S_FMT:
-	{
-		struct v4l2_format *fmt;
-		struct v4l2_sliced_vbi_format *svbi;
-		int i;
-
-		fmt = arg;
-		/* raw vbi */
-		if (fmt->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
-			/* this is for capturing 36 raw vbi lines
-			   if there's a way to cut off the beginning 2 vbi lines
-			   with the tvp5150 then the vbi line count could be lowered
-			   to 17 lines/field again, although I couldn't find a register
-			   which could do that cropping */
-			if (fmt->fmt.vbi.sample_format == V4L2_PIX_FMT_GREY)
-				tvp5150_write(c, TVP5150_LUMA_PROC_CTL_1, 0x70);
-			if (fmt->fmt.vbi.count[0] == 18 && fmt->fmt.vbi.count[1] == 18) {
-				tvp5150_write(c, TVP5150_VERT_BLANKING_START, 0x00);
-				tvp5150_write(c, TVP5150_VERT_BLANKING_STOP, 0x01);
-			}
-			break;
+	if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
+		return -EINVAL;
+	svbi = &fmt->fmt.sliced;
+	if (svbi->service_set != 0) {
+		for (i = 0; i <= 23; i++) {
+			svbi->service_lines[1][i] = 0;
+			svbi->service_lines[0][i] =
+				tvp5150_set_vbi(sd, vbi_ram_default,
+				       svbi->service_lines[0][i], 0xf0, i, 3);
 		}
-		if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
-			return -EINVAL;
-		svbi = &fmt->fmt.sliced;
-		if (svbi->service_set != 0) {
-			for (i = 0; i <= 23; i++) {
-				svbi->service_lines[1][i] = 0;
-
-				svbi->service_lines[0][i]=tvp5150_set_vbi(c,
-					 vbi_ram_default,
-					 svbi->service_lines[0][i],0xf0,i,3);
-			}
-			/* Enables FIFO */
-			tvp5150_write(c, TVP5150_FIFO_OUT_CTRL,1);
-		} else {
-			/* Disables FIFO*/
-			tvp5150_write(c, TVP5150_FIFO_OUT_CTRL,0);
+		/* Enables FIFO */
+		tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 1);
+	} else {
+		/* Disables FIFO*/
+		tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 0);
 
-			/* Disable Full Field */
-			tvp5150_write(c, TVP5150_FULL_FIELD_ENA, 0);
+		/* Disable Full Field */
+		tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
 
-			/* Disable Line modes */
-			for (i=TVP5150_LINE_MODE_INI; i<=TVP5150_LINE_MODE_END; i++)
-				tvp5150_write(c, i, 0xff);
-		}
-		break;
+		/* Disable Line modes */
+		for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
+			tvp5150_write(sd, i, 0xff);
 	}
-	case VIDIOC_G_FMT:
-	{
-		struct v4l2_format *fmt;
-		struct v4l2_sliced_vbi_format *svbi;
+	return 0;
+}
 
-		int i, mask=0;
+static int tvp5150_g_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt)
+{
+	struct v4l2_sliced_vbi_format *svbi;
+	int i, mask = 0;
 
-		fmt = arg;
-		if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
-			return -EINVAL;
-		svbi = &fmt->fmt.sliced;
-		memset(svbi, 0, sizeof(*svbi));
+	if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
+		return -EINVAL;
+	svbi = &fmt->fmt.sliced;
+	memset(svbi, 0, sizeof(*svbi));
 
-		for (i = 0; i <= 23; i++) {
-			svbi->service_lines[0][i]=tvp5150_get_vbi(c,
-				vbi_ram_default,i);
-			mask|=svbi->service_lines[0][i];
-		}
-		svbi->service_set=mask;
-		break;
+	for (i = 0; i <= 23; i++) {
+		svbi->service_lines[0][i] =
+			tvp5150_get_vbi(sd, vbi_ram_default, i);
+		mask |= svbi->service_lines[0][i];
 	}
+	svbi->service_set = mask;
+	return 0;
+}
+
 #if 0
-	/* This will not work for USB devices */
-	case VIDIOC_INT_G_VBI_DATA:
-	{
-		struct v4l2_sliced_vbi_data *data = arg;
-		u8 status;
-
-		status=tvp5150_read(c, TVP5150_VDP_STATUS_REG);
-
-		if (data->id & V4L2_SLICED_CAPTION) {
-			if (!field && (status&0x10)) {
-				data->data[0]=tvp5150_read(c, TVP5150_CC_DATA_INI);
-				data->data[1]=tvp5150_read(c, TVP5150_CC_DATA_INI+1);
-			} if (field && (status&0x8)) {
-				data->data[0]=tvp5150_read(c, TVP5150_CC_DATA_INI+2);
-				data->data[1]=tvp5150_read(c, TVP5150_CC_DATA_INI+3);
-			} else data->id=0;
-			return 0;
-		} else if (data->id & V4L2_SLICED_WSS) {
-		} else if (data->id & V4L2_SLICED_VPS) {
+/* This will not work for USB devices */
+static int tvp5150_g_vbi_data(struct v4l2_subdev *sd,
+		struct v4l2_sliced_vbi_data *data)
+{
+	u8 status = tvp5150_read(sd, TVP5150_VDP_STATUS_REG);
+
+	if (data->id & V4L2_SLICED_CAPTION) {
+		if (!field && (status & 0x10)) {
+			data->data[0] = tvp5150_read(sd, TVP5150_CC_DATA_INI);
+			data->data[1] = tvp5150_read(sd, TVP5150_CC_DATA_INI+1);
+		} if (field && (status & 0x8)) {
+			data->data[0] = tvp5150_read(sd, TVP5150_CC_DATA_INI+2);
+			data->data[1] = tvp5150_read(sd, TVP5150_CC_DATA_INI+3);
+		} else {
+			data->id = 0;
 		}
-		break;
+		return 0;
+	} else if (data->id & V4L2_SLICED_WSS) {
+	} else if (data->id & V4L2_SLICED_VPS) {
 	}
-	case VIDIOC_INT_DECODE_VBI_LINE:
-	{
-		struct v4l2_decode_vbi_line *vbi = arg;
-		u8 status;
+	return 0;
+}
 
-		status=tvp5150_read(c, TVP5150_VDP_STATUS_REG);
+static int decode_vbi_data(struct v4l2_subdev *sd, vbi)
+{
+	count = tvp5150_read(sd, TVP5150_FIFO_WORD_COUNT);
 
-		if (status&0x80) {
-			tvp5150_err("Full field error");
-			status&=0x7f;
-			tvp5150_write(c, TVP5150_VDP_STATUS_REG,status);
-		}
+	for (i = 0; i < count; i++) {
+		*p = tvp5150_read(sd, TVP5150_VBI_FIFO_READ_DATA);
+		p++;
+	}
+}
 
-		/* FIFO */
-		/* Current V4L2 API allows sliced VBI only with fifo mode,
-		   since line and types are not provided on other means
-		   on tvp5150.
-		 */
-		if (!(status&0x40)) 	/* Has FIFO data */
-			decode_vbi_data(c,vbi);
+static int tvp5150_decode_vbi_line(struct v4l2_subdev *sd,
+	       struct v4l2_decode_vbi_line *vbi)
+{
+	u8 status = tvp5150_read(sd, TVP5150_VDP_STATUS_REG);
 
-		break;
+	if (status & 0x80) {
+		v4l2_err(sd, "Full field error");
+		status &= 0x7f;
+		tvp5150_write(sd, TVP5150_VDP_STATUS_REG, status);
 	}
-#endif
 
-#ifdef CONFIG_VIDEO_ADV_DEBUG
-	case VIDIOC_DBG_G_REGISTER:
-	case VIDIOC_DBG_S_REGISTER:
-	{
-		struct v4l2_register *reg = arg;
-
-		if (!v4l2_chip_match_i2c_client(c, reg->match_type, reg->match_chip))
-			return -EINVAL;
-		if (!capable(CAP_SYS_ADMIN))
-			return -EPERM;
-		if (cmd == VIDIOC_DBG_G_REGISTER)
-			reg->val = tvp5150_read(c, reg->reg & 0xff);
-		else
-			tvp5150_write(c, reg->reg & 0xff, reg->val & 0xff);
-		break;
-	}
+	/* FIFO */
+	/* Current V4L2 API allows sliced VBI only with fifo mode,
+	   since line and types are not provided on other means
+	   on tvp5150.
+	 */
+	if (!(status & 0x40)) 	/* Has FIFO data */
+		decode_vbi_data(sd, vbi);
+	return 0;
+}
 #endif
 
-	case VIDIOC_LOG_STATUS:
-		dump_reg(c);
-		break;
+static int tvp5150_g_chip_ident(struct v4l2_subdev *sd,
+				struct v4l2_chip_ident *chip)
+{
+	int rev;
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
 
-	case VIDIOC_G_TUNER:
-		{
-			struct v4l2_tuner *vt = arg;
-			int status = tvp5150_read(c, 0x88);
+	rev = tvp5150_read(sd, TVP5150_ROM_MAJOR_VER) << 8 |
+	      tvp5150_read(sd, TVP5150_ROM_MINOR_VER);
 
-			vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0;
-			break;
-		}
-	case VIDIOC_QUERYCTRL:
-		{
-			struct v4l2_queryctrl *qc = arg;
-			int i;
+	return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TVP5150,
+					  rev);
+}
 
-			tvp5150_dbg(1, "VIDIOC_QUERYCTRL called\n");
 
-			for (i = 0; i < ARRAY_SIZE(tvp5150_qctrl); i++)
-				if (qc->id && qc->id == tvp5150_qctrl[i].id) {
-					memcpy(qc, &(tvp5150_qctrl[i]),
-					       sizeof(*qc));
-					return 0;
-				}
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+static int tvp5150_g_register(struct v4l2_subdev *sd, struct v4l2_register *reg)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
 
-			return -EINVAL;
-		}
-	case VIDIOC_G_CTRL:
-		{
-			struct v4l2_control *ctrl = arg;
-			tvp5150_dbg(1, "VIDIOC_G_CTRL called\n");
+	if (!v4l2_chip_match_i2c_client(client,
+				reg->match_type, reg->match_chip))
+		return -EINVAL;
+	if (!capable(CAP_SYS_ADMIN))
+		return -EPERM;
+	reg->val = tvp5150_read(sd, reg->reg & 0xff);
+	return 0;
+}
 
-			return tvp5150_get_ctrl(c, ctrl);
-		}
-	case VIDIOC_S_CTRL:
-		{
-			struct v4l2_control *ctrl = arg;
-			u8 i, n;
-			n = ARRAY_SIZE(tvp5150_qctrl);
-			for (i = 0; i < n; i++)
-				if (ctrl->id == tvp5150_qctrl[i].id) {
-					if (ctrl->value <
-					    tvp5150_qctrl[i].minimum
-					    || ctrl->value >
-					    tvp5150_qctrl[i].maximum)
-						return -ERANGE;
-					tvp5150_dbg(1,
-						"VIDIOC_S_CTRL: id=%d, value=%d\n",
-						ctrl->id, ctrl->value);
-					return tvp5150_set_ctrl(c, ctrl);
-				}
-			return -EINVAL;
-		}
+static int tvp5150_s_register(struct v4l2_subdev *sd, struct v4l2_register *reg)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
 
-	default:
+	if (!v4l2_chip_match_i2c_client(client,
+				reg->match_type, reg->match_chip))
 		return -EINVAL;
-	}
+	if (!capable(CAP_SYS_ADMIN))
+		return -EPERM;
+	tvp5150_write(sd, reg->reg & 0xff, reg->val & 0xff);
+	return 0;
+}
+#endif
 
+static int tvp5150_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
+{
+	int status = tvp5150_read(sd, 0x88);
+
+	vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0;
 	return 0;
 }
 
+static int tvp5150_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc)
+{
+	int i;
+
+	v4l2_dbg(1, debug, sd, "VIDIOC_QUERYCTRL called\n");
+
+	for (i = 0; i < ARRAY_SIZE(tvp5150_qctrl); i++)
+		if (qc->id && qc->id == tvp5150_qctrl[i].id) {
+			memcpy(qc, &(tvp5150_qctrl[i]),
+			       sizeof(*qc));
+			return 0;
+		}
+
+	return -EINVAL;
+}
+
+static int tvp5150_command(struct i2c_client *client, unsigned cmd, void *arg)
+{
+	return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg);
+}
+
+/* ----------------------------------------------------------------------- */
+
+static const struct v4l2_subdev_core_ops tvp5150_core_ops = {
+	.log_status = tvp5150_log_status,
+	.g_ctrl = tvp5150_g_ctrl,
+	.s_ctrl = tvp5150_s_ctrl,
+	.queryctrl = tvp5150_queryctrl,
+	.reset = tvp5150_reset,
+	.g_chip_ident = tvp5150_g_chip_ident,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.g_register = tvp5150_g_register,
+	.s_register = tvp5150_s_register,
+#endif
+};
+
+static const struct v4l2_subdev_tuner_ops tvp5150_tuner_ops = {
+	.s_std = tvp5150_s_std,
+	.g_tuner = tvp5150_g_tuner,
+};
+
+static const struct v4l2_subdev_video_ops tvp5150_video_ops = {
+	.s_routing = tvp5150_s_routing,
+	.g_fmt = tvp5150_g_fmt,
+	.s_fmt = tvp5150_s_fmt,
+	.g_sliced_vbi_cap = tvp5150_g_sliced_vbi_cap,
+};
+
+static const struct v4l2_subdev_ops tvp5150_ops = {
+	.core = &tvp5150_core_ops,
+	.tuner = &tvp5150_tuner_ops,
+	.video = &tvp5150_video_ops,
+};
+
+
 /****************************************************************************
 			I2C Client & Driver
  ****************************************************************************/
-static struct i2c_driver driver;
 
-static struct i2c_client client_template = {
-	.name = "(unset)",
-	.driver = &driver,
-};
-
-static int tvp5150_detect_client(struct i2c_adapter *adapter,
-				 int address, int kind)
+static int tvp5150_probe(struct i2c_client *c,
+			 const struct i2c_device_id *id)
 {
-	struct i2c_client *c;
 	struct tvp5150 *core;
-	int rv;
-
-	if (debug)
-		printk( KERN_INFO
-		"tvp5150.c: detecting tvp5150 client on address 0x%x\n",
-		address << 1);
-
-	client_template.adapter = adapter;
-	client_template.addr = address;
+	struct v4l2_subdev *sd;
 
 	/* Check if the adapter supports the needed features */
-	if (!i2c_check_functionality
-	    (adapter,
+	if (!i2c_check_functionality(c->adapter,
 	     I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
-		return 0;
-
-	c = kmalloc(sizeof(struct i2c_client), GFP_KERNEL);
-	if (!c)
-		return -ENOMEM;
-	memcpy(c, &client_template, sizeof(struct i2c_client));
+		return -EIO;
 
 	core = kzalloc(sizeof(struct tvp5150), GFP_KERNEL);
 	if (!core) {
-		kfree(c);
 		return -ENOMEM;
 	}
-	i2c_set_clientdata(c, core);
-
-	rv = i2c_attach_client(c);
+	sd = &core->sd;
+	v4l2_i2c_subdev_init(sd, c, &tvp5150_ops);
+	v4l_info(c, "chip found @ 0x%02x (%s)\n",
+		 c->addr << 1, c->adapter->name);
 
 	core->norm = V4L2_STD_ALL;	/* Default is autodetect */
 	core->route.input = TVP5150_COMPOSITE1;
@@ -1178,75 +1166,42 @@ static int tvp5150_detect_client(struct i2c_adapter *adapter,
 	core->hue = 0;
 	core->sat = 128;
 
-	if (rv) {
-		kfree(c);
-		kfree(core);
-		return rv;
-	}
-
 	if (debug > 1)
-		dump_reg(c);
+		tvp5150_log_status(sd);
 	return 0;
 }
 
-static int tvp5150_attach_adapter(struct i2c_adapter *adapter)
-{
-	if (debug)
-		printk( KERN_INFO
-		"tvp5150.c: starting probe for adapter %s (0x%x)\n",
-		adapter->name, adapter->id);
-	return i2c_probe(adapter, &addr_data, &tvp5150_detect_client);
-}
-
-static int tvp5150_detach_client(struct i2c_client *c)
+static int tvp5150_remove(struct i2c_client *c)
 {
-	struct tvp5150 *decoder = i2c_get_clientdata(c);
-	int err;
+	struct v4l2_subdev *sd = i2c_get_clientdata(c);
 
-	tvp5150_dbg(1,
+	v4l2_dbg(1, debug, sd,
 		"tvp5150.c: removing tvp5150 adapter on address 0x%x\n",
 		c->addr << 1);
 
-	err = i2c_detach_client(c);
-	if (err) {
-		return err;
-	}
-
-	kfree(decoder);
-	kfree(c);
-
+	v4l2_device_unregister_subdev(sd);
+	kfree(to_tvp5150(sd));
 	return 0;
 }
 
 /* ----------------------------------------------------------------------- */
 
-static struct i2c_driver driver = {
-	.driver = {
-		.name = "tvp5150",
-	},
-	.id = I2C_DRIVERID_TVP5150,
-
-	.attach_adapter = tvp5150_attach_adapter,
-	.detach_client = tvp5150_detach_client,
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
+static const struct i2c_device_id tvp5150_id[] = {
+	{ "tvp5150", 0 },
+	{ }
+};
+MODULE_DEVICE_TABLE(i2c, tvp5150_id);
 
+#endif
+static struct v4l2_i2c_driver_data v4l2_i2c_data = {
+	.name = "tvp5150",
+	.driverid = I2C_DRIVERID_TVP5150,
 	.command = tvp5150_command,
-#if 0
-	.driver = {
-		   .suspend = tvp5150_suspend,
-		   .resume = tvp5150_resume,
-		   },
+	.probe = tvp5150_probe,
+	.remove = tvp5150_remove,
+	.legacy_class = I2C_CLASS_TV_ANALOG | I2C_CLASS_TV_DIGITAL,
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
+	.id_table = tvp5150_id,
 #endif
 };
-
-static int __init tvp5150_init(void)
-{
-	return i2c_add_driver(&driver);
-}
-
-static void __exit tvp5150_exit(void)
-{
-	i2c_del_driver(&driver);
-}
-
-module_init(tvp5150_init);
-module_exit(tvp5150_exit);
diff --git a/linux/drivers/media/video/usbvideo/usbvideo.c b/linux/drivers/media/video/usbvideo/usbvideo.c
index 332929bb2..85409c624 100644
--- a/linux/drivers/media/video/usbvideo/usbvideo.c
+++ b/linux/drivers/media/video/usbvideo/usbvideo.c
@@ -1123,7 +1123,7 @@ static int usbvideo_v4l_open(struct inode *inode, struct file *file)
 	if (uvd->debug > 1)
 		dev_info(&uvd->dev->dev, "%s($%p)\n", __func__, dev);
 
-	if (0 < usbvideo_ClientIncModCount(uvd))
+	if (usbvideo_ClientIncModCount(uvd) < 0)
 		return -ENODEV;
 	mutex_lock(&uvd->lock);
 
diff --git a/linux/drivers/media/video/v4l2-dev.c b/linux/drivers/media/video/v4l2-dev.c
index 91849084f..0b832f210 100644
--- a/linux/drivers/media/video/v4l2-dev.c
+++ b/linux/drivers/media/video/v4l2-dev.c
@@ -30,6 +30,7 @@
 #include <asm/system.h>
 
 #include <media/v4l2-common.h>
+#include <media/v4l2-device.h>
 #include "compat.h"
 
 #define VIDEO_NUM_DEVICES	256
@@ -43,17 +44,17 @@
 static ssize_t show_index(struct device *cd,
 			 struct device_attribute *attr, char *buf)
 {
-	struct video_device *vfd = container_of(cd, struct video_device, dev);
+	struct video_device *vdev = to_video_device(cd);
 
-	return sprintf(buf, "%i\n", vfd->index);
+	return sprintf(buf, "%i\n", vdev->index);
 }
 
 static ssize_t show_name(struct device *cd,
 			 struct device_attribute *attr, char *buf)
 {
-	struct video_device *vfd = container_of(cd, struct video_device, dev);
+	struct video_device *vdev = to_video_device(cd);
 
-	return sprintf(buf, "%.*s\n", (int)sizeof(vfd->name), vfd->name);
+	return sprintf(buf, "%.*s\n", (int)sizeof(vdev->name), vdev->name);
 }
 
 static struct device_attribute video_device_attrs[] = {
@@ -64,16 +65,16 @@ static struct device_attribute video_device_attrs[] = {
 #else
 static ssize_t show_index(struct class_device *cd, char *buf)
 {
-	struct video_device *vfd = container_of(cd, struct video_device, dev);
+	struct video_device *vdev = to_video_device(cd);
 
-	return sprintf(buf, "%i\n", vfd->index);
+	return sprintf(buf, "%i\n", vdev->index);
 }
 
 static ssize_t show_name(struct class_device *cd, char *buf)
 {
-	struct video_device *vfd = container_of(cd, struct video_device, dev);
+	struct video_device *vdev = to_video_device(cd);
 
-	return sprintf(buf, "%.*s\n", (int)sizeof(vfd->name), vfd->name);
+	return sprintf(buf, "%.*s\n", (int)sizeof(vdev->name), vdev->name);
 }
 
 static CLASS_DEVICE_ATTR(index, S_IRUGO, show_index, NULL);
@@ -93,71 +94,77 @@ struct video_device *video_device_alloc(void)
 }
 EXPORT_SYMBOL(video_device_alloc);
 
-void video_device_release(struct video_device *vfd)
+void video_device_release(struct video_device *vdev)
 {
-	kfree(vfd);
+	kfree(vdev);
 }
 EXPORT_SYMBOL(video_device_release);
 
-void video_device_release_empty(struct video_device *vfd)
+void video_device_release_empty(struct video_device *vdev)
 {
 	/* Do nothing */
 	/* Only valid when the video_device struct is a static. */
 }
 EXPORT_SYMBOL(video_device_release_empty);
 
-/* Called when the last user of the character device is gone. */
-static void v4l2_chardev_release(struct kobject *kobj)
+static inline void video_get(struct video_device *vdev)
 {
-	struct video_device *vfd = container_of(kobj, struct video_device, cdev.kobj);
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)
+	class_device_get(&vdev->dev);
+#else
+	get_device(&vdev->dev);
+#endif
+}
+
+static inline void video_put(struct video_device *vdev)
+{
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)
+	class_device_put(&vdev->dev);
+#else
+	put_device(&vdev->dev);
+#endif
+}
+
+/* Called when the last user of the video device exits. */
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)
+static void v4l2_device_release(struct class_device *cd)
+#else
+static void v4l2_device_release(struct device *cd)
+#endif
+{
+	struct video_device *vdev = to_video_device(cd);
 
 	mutex_lock(&videodev_lock);
-	if (video_device[vfd->minor] != vfd) {
+	if (video_device[vdev->minor] != vdev) {
 		mutex_unlock(&videodev_lock);
-		BUG();
+		/* should not happen */
+		WARN_ON(1);
 		return;
 	}
 
 	/* Free up this device for reuse */
-	video_device[vfd->minor] = NULL;
-	clear_bit(vfd->num, video_nums[vfd->vfl_type]);
-	mutex_unlock(&videodev_lock);
+	video_device[vdev->minor] = NULL;
 
-	/* Release the character device */
-	vfd->cdev_release(kobj);
-	/* Release video_device and perform other
-	   cleanups as needed. */
-	if (vfd->release)
-		vfd->release(vfd);
-}
+	/* Delete the cdev on this minor as well */
+	cdev_del(vdev->cdev);
+	/* Just in case some driver tries to access this from
+	   the release() callback. */
+	vdev->cdev = NULL;
 
-/* The new kobj_type for the character device */
-static struct kobj_type v4l2_ktype_cdev_default = {
-	.release = v4l2_chardev_release,
-};
+	/* Mark minor as free */
+	clear_bit(vdev->num, video_nums[vdev->vfl_type]);
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)
-static void video_release(struct class_device *cd)
-#else
-static void video_release(struct device *cd)
-#endif
-{
-	struct video_device *vfd = container_of(cd, struct video_device, dev);
+	mutex_unlock(&videodev_lock);
 
-	/* It's now safe to delete the char device.
-	   This will either trigger the v4l2_chardev_release immediately (if
-	   the refcount goes to 0) or later when the last user of the
-	   character device closes it. */
-	cdev_del(&vfd->cdev);
+	/* Release video_device and perform other
+	   cleanups as needed. */
+	vdev->release(vdev);
 }
 
 static struct class video_class = {
 	.name = VIDEO_NAME,
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)
-	.release = video_release,
-#else
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 19)
 	.dev_attrs = video_device_attrs,
-	.dev_release = video_release,
 #endif
 };
 
@@ -171,13 +178,163 @@ struct video_device *video_devdata(struct file *file)
 }
 EXPORT_SYMBOL(video_devdata);
 
+static ssize_t v4l2_read(struct file *filp, char __user *buf,
+		size_t sz, loff_t *off)
+{
+	struct video_device *vdev = video_devdata(filp);
+
+	if (!vdev->fops->read)
+		return -EINVAL;
+	if (video_is_unregistered(vdev))
+		return -EIO;
+	return vdev->fops->read(filp, buf, sz, off);
+}
+
+static ssize_t v4l2_write(struct file *filp, const char __user *buf,
+		size_t sz, loff_t *off)
+{
+	struct video_device *vdev = video_devdata(filp);
+
+	if (!vdev->fops->write)
+		return -EINVAL;
+	if (video_is_unregistered(vdev))
+		return -EIO;
+	return vdev->fops->write(filp, buf, sz, off);
+}
+
+static unsigned int v4l2_poll(struct file *filp, struct poll_table_struct *poll)
+{
+	struct video_device *vdev = video_devdata(filp);
+
+	if (!vdev->fops->poll || video_is_unregistered(vdev))
+		return DEFAULT_POLLMASK;
+	return vdev->fops->poll(filp, poll);
+}
+
+static int v4l2_ioctl(struct inode *inode, struct file *filp,
+		unsigned int cmd, unsigned long arg)
+{
+	struct video_device *vdev = video_devdata(filp);
+
+	if (!vdev->fops->ioctl)
+		return -ENOTTY;
+	/* Allow ioctl to continue even if the device was unregistered.
+	   Things like dequeueing buffers might still be useful. */
+	return vdev->fops->ioctl(inode, filp, cmd, arg);
+}
+
+static long v4l2_unlocked_ioctl(struct file *filp,
+		unsigned int cmd, unsigned long arg)
+{
+	struct video_device *vdev = video_devdata(filp);
+
+	if (!vdev->fops->unlocked_ioctl)
+		return -ENOTTY;
+	/* Allow ioctl to continue even if the device was unregistered.
+	   Things like dequeueing buffers might still be useful. */
+	return vdev->fops->unlocked_ioctl(filp, cmd, arg);
+}
+
+#ifdef CONFIG_COMPAT
+static long v4l2_compat_ioctl(struct file *filp,
+		unsigned int cmd, unsigned long arg)
+{
+	struct video_device *vdev = video_devdata(filp);
+
+	if (!vdev->fops->compat_ioctl)
+		return -ENOIOCTLCMD;
+	/* Allow ioctl to continue even if the device was unregistered.
+	   Things like dequeueing buffers might still be useful. */
+	return vdev->fops->compat_ioctl(filp, cmd, arg);
+}
+#endif
+
+static int v4l2_mmap(struct file *filp, struct vm_area_struct *vm)
+{
+	struct video_device *vdev = video_devdata(filp);
+
+	if (!vdev->fops->mmap ||
+	    video_is_unregistered(vdev))
+		return -ENODEV;
+	return vdev->fops->mmap(filp, vm);
+}
+
+/* Override for the open function */
+static int v4l2_open(struct inode *inode, struct file *filp)
+{
+	struct video_device *vdev;
+	int ret;
+
+	/* Check if the video device is available */
+	mutex_lock(&videodev_lock);
+	vdev = video_devdata(filp);
+	/* return ENODEV if the video device has been removed
+	   already or if it is not registered anymore. */
+	if (vdev == NULL || video_is_unregistered(vdev)) {
+		mutex_unlock(&videodev_lock);
+		return -ENODEV;
+	}
+	/* and increase the device refcount */
+	video_get(vdev);
+	mutex_unlock(&videodev_lock);
+	ret = vdev->fops->open(inode, filp);
+	/* decrease the refcount in case of an error */
+	if (ret)
+		video_put(vdev);
+	return ret;
+}
+
+/* Override for the release function */
+static int v4l2_release(struct inode *inode, struct file *filp)
+{
+	struct video_device *vdev = video_devdata(filp);
+	int ret = vdev->fops->release(inode, filp);
+
+	/* decrease the refcount unconditionally since the release()
+	   return value is ignored. */
+	video_put(vdev);
+	return ret;
+}
+
+static const struct file_operations v4l2_unlocked_fops = {
+	.owner = THIS_MODULE,
+	.read = v4l2_read,
+	.write = v4l2_write,
+	.open = v4l2_open,
+	.mmap = v4l2_mmap,
+	.unlocked_ioctl = v4l2_unlocked_ioctl,
+#ifdef CONFIG_COMPAT
+	.compat_ioctl = v4l2_compat_ioctl,
+#endif
+	.release = v4l2_release,
+	.poll = v4l2_poll,
+	.llseek = no_llseek,
+};
+
+static const struct file_operations v4l2_fops = {
+	.owner = THIS_MODULE,
+	.read = v4l2_read,
+	.write = v4l2_write,
+	.open = v4l2_open,
+	.mmap = v4l2_mmap,
+	.ioctl = v4l2_ioctl,
+#ifdef CONFIG_COMPAT
+	.compat_ioctl = v4l2_compat_ioctl,
+#endif
+	.release = v4l2_release,
+	.poll = v4l2_poll,
+	.llseek = no_llseek,
+};
+
 /**
  * get_index - assign stream number based on parent device
- * @vdev: video_device to assign index number to, vdev->dev should be assigned
- * @num: -1 if auto assign, requested number otherwise
+ * @vdev: video_device to assign index number to, vdev->parent should be assigned
+ * @num:  -1 if auto assign, requested number otherwise
  *
+ * Note that when this is called the new device has not yet been registered
+ * in the video_device array.
  *
- * returns -ENFILE if num is already in use, a free index number if
+ * Returns -ENFILE if num is already in use, a free index number if
  * successful.
  */
 static int get_index(struct video_device *vdev, int num)
@@ -200,7 +357,6 @@ static int get_index(struct video_device *vdev, int num)
 
 	for (i = 0; i < VIDEO_NUM_DEVICES; i++) {
 		if (video_device[i] != NULL &&
-		    video_device[i] != vdev &&
 		    video_device[i]->parent == vdev->parent) {
 			used |= 1 << video_device[i]->index;
 		}
@@ -216,17 +372,15 @@ static int get_index(struct video_device *vdev, int num)
 	return i > max_index ? -ENFILE : i;
 }
 
-static const struct file_operations video_fops;
-
-int video_register_device(struct video_device *vfd, int type, int nr)
+int video_register_device(struct video_device *vdev, int type, int nr)
 {
-	return video_register_device_index(vfd, type, nr, -1);
+	return video_register_device_index(vdev, type, nr, -1);
 }
 EXPORT_SYMBOL(video_register_device);
 
 /**
  *	video_register_device_index - register video4linux devices
- *	@vfd:  video device structure we want to register
+ *	@vdev: video device structure we want to register
  *	@type: type of device to register
  *	@nr:   which device number (0 == /dev/video0, 1 == /dev/video1, ...
  *             -1 == first free)
@@ -250,8 +404,7 @@ EXPORT_SYMBOL(video_register_device);
  *
  *	%VFL_TYPE_RADIO - A radio card
  */
-
-int video_register_device_index(struct video_device *vfd, int type, int nr,
+int video_register_device_index(struct video_device *vdev, int type, int nr,
 					int index)
 {
 	int i = 0;
@@ -259,14 +412,19 @@ int video_register_device_index(struct video_device *vfd, int type, int nr,
 	int minor_offset = 0;
 	int minor_cnt = VIDEO_NUM_DEVICES;
 	const char *name_base;
-	void *priv = video_get_drvdata(vfd);
+	void *priv = video_get_drvdata(vdev);
 
-	/* the release callback MUST be present */
-	BUG_ON(!vfd->release);
+	/* A minor value of -1 marks this video device as never
+	   having been registered */
+	if (vdev)
+		vdev->minor = -1;
 
-	if (vfd == NULL)
+	/* the release callback MUST be present */
+	WARN_ON(!vdev || !vdev->release);
+	if (!vdev || !vdev->release)
 		return -EINVAL;
 
+	/* Part 1: check device type */
 	switch (type) {
 	case VFL_TYPE_GRABBER:
 		name_base = "video";
@@ -286,8 +444,12 @@ int video_register_device_index(struct video_device *vfd, int type, int nr,
 		return -EINVAL;
 	}
 
-	vfd->vfl_type = type;
+	vdev->vfl_type = type;
+	vdev->cdev = NULL;
+	if (vdev->v4l2_dev)
+		vdev->parent = vdev->v4l2_dev->dev;
 
+	/* Part 2: find a free minor, kernel number and device index. */
 #ifdef CONFIG_VIDEO_FIXED_MINOR_RANGES
 	/* Keep the ranges for the first four types for historical
 	 * reasons.
@@ -318,14 +480,7 @@ int video_register_device_index(struct video_device *vfd, int type, int nr,
 	}
 #endif
 
-	/* Initialize the character device */
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 17)
-	cdev_init(&vfd->cdev, vfd->fops);
-#else
-	cdev_init(&vfd->cdev, (struct file_operations *)vfd->fops);
-#endif
-	vfd->cdev.owner = vfd->fops->owner;
-	/* pick a minor number */
+	/* Pick a minor number */
 	mutex_lock(&videodev_lock);
 	nr = find_next_zero_bit(video_nums[type], minor_cnt, nr == -1 ? 0 : nr);
 	if (nr == minor_cnt)
@@ -349,98 +504,125 @@ int video_register_device_index(struct video_device *vfd, int type, int nr,
 		return -ENFILE;
 	}
 #endif
-	vfd->minor = i + minor_offset;
-	vfd->num = nr;
+	vdev->minor = i + minor_offset;
+	vdev->num = nr;
 	set_bit(nr, video_nums[type]);
-	BUG_ON(video_device[vfd->minor]);
-	video_device[vfd->minor] = vfd;
-
-	ret = get_index(vfd, index);
-	vfd->index = ret;
-
+	/* Should not happen since we thought this minor was free */
+	WARN_ON(video_device[vdev->minor] != NULL);
+	ret = vdev->index = get_index(vdev, index);
 	mutex_unlock(&videodev_lock);
 
 	if (ret < 0) {
 		printk(KERN_ERR "%s: get_index failed\n", __func__);
-		goto fail_minor;
+		goto cleanup;
 	}
 
-	ret = cdev_add(&vfd->cdev, MKDEV(VIDEO_MAJOR, vfd->minor), 1);
+	/* Part 3: Initialize the character device */
+	vdev->cdev = cdev_alloc();
+	if (vdev->cdev == NULL) {
+		ret = -ENOMEM;
+		goto cleanup;
+	}
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 17)
+	if (vdev->fops->unlocked_ioctl)
+		vdev->cdev->ops = &v4l2_unlocked_fops;
+	else
+		vdev->cdev->ops = &v4l2_fops;
+#else
+	if (vdev->fops->unlocked_ioctl)
+		vdev->cdev->ops = (struct file_operations *)&v4l2_unlocked_fops;
+	else
+		vdev->cdev->ops = (struct file_operations *)&v4l2_fops;
+#endif
+	vdev->cdev->owner = vdev->fops->owner;
+	ret = cdev_add(vdev->cdev, MKDEV(VIDEO_MAJOR, vdev->minor), 1);
 	if (ret < 0) {
 		printk(KERN_ERR "%s: cdev_add failed\n", __func__);
-		goto fail_minor;
+		kfree(vdev->cdev);
+		vdev->cdev = NULL;
+		goto cleanup;
 	}
-	/* sysfs class */
-	memset(&vfd->dev, 0, sizeof(vfd->dev));
+
+	/* Part 4: register the device with sysfs */
+	memset(&vdev->dev, 0, sizeof(vdev->dev));
 	/* The memset above cleared the device's drvdata, so
 	   put back the copy we made earlier. */
-	video_set_drvdata(vfd, priv);
-	vfd->dev.class = &video_class;
-	vfd->dev.devt = MKDEV(VIDEO_MAJOR, vfd->minor);
+	video_set_drvdata(vdev, priv);
+	vdev->dev.class = &video_class;
+	vdev->dev.devt = MKDEV(VIDEO_MAJOR, vdev->minor);
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)
-	if (vfd->parent)
-		vfd->dev.dev = vfd->parent;
-	sprintf(vfd->dev.class_id, "%s%d", name_base, nr);
-	ret = class_device_register(&vfd->dev);
+	if (vdev->parent)
+		vdev->dev.dev = vdev->parent;
+	sprintf(vdev->dev.class_id, "%s%d", name_base, nr);
+	ret = class_device_register(&vdev->dev);
 #else
-	if (vfd->parent)
-		vfd->dev.parent = vfd->parent;
-	dev_set_name(&vfd->dev, "%s%d", name_base, nr);
-	ret = device_register(&vfd->dev);
+	if (vdev->parent)
+		vdev->dev.parent = vdev->parent;
+	dev_set_name(&vdev->dev, "%s%d", name_base, nr);
+	ret = device_register(&vdev->dev);
 #endif
 	if (ret < 0) {
 		printk(KERN_ERR "%s: device_register failed\n", __func__);
-		goto del_cdev;
+		goto cleanup;
 	}
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)
-	ret = class_device_create_file(&vfd->dev, &class_device_attr_name);
+	ret = class_device_create_file(&vdev->dev, &class_device_attr_name);
 	if (ret < 0) {
 		printk(KERN_ERR "%s: class_device_create_file 'name' failed\n",
 				__func__);
-		class_device_unregister(&vfd->dev);
-		goto del_cdev;
+		class_device_unregister(&vdev->dev);
+		goto cleanup;
 	}
-	ret = class_device_create_file(&vfd->dev, &class_device_attr_index);
+	ret = class_device_create_file(&vdev->dev, &class_device_attr_index);
 	if (ret < 0) {
 		printk(KERN_ERR "%s: class_device_create_file 'index' failed\n",
 				__func__);
-		class_device_unregister(&vfd->dev);
-		goto del_cdev;
+		class_device_unregister(&vdev->dev);
+		goto cleanup;
 	}
 #endif
-	/* Remember the cdev's release function */
-	vfd->cdev_release = vfd->cdev.kobj.ktype->release;
-	/* Install our own */
-	vfd->cdev.kobj.ktype = &v4l2_ktype_cdev_default;
-	return 0;
+	/* Register the release callback that will be called when the last
+	   reference to the device goes away. */
+	vdev->dev.release = v4l2_device_release;
 
-del_cdev:
-	cdev_del(&vfd->cdev);
+	/* Part 5: Activate this minor. The char device can now be used. */
+	mutex_lock(&videodev_lock);
+	video_device[vdev->minor] = vdev;
+	mutex_unlock(&videodev_lock);
+	return 0;
 
-fail_minor:
+cleanup:
 	mutex_lock(&videodev_lock);
-	video_device[vfd->minor] = NULL;
-	clear_bit(vfd->num, video_nums[type]);
+	if (vdev->cdev)
+		cdev_del(vdev->cdev);
+	clear_bit(vdev->num, video_nums[type]);
 	mutex_unlock(&videodev_lock);
-	vfd->minor = -1;
+	/* Mark this video device as never having been registered. */
+	vdev->minor = -1;
 	return ret;
 }
 EXPORT_SYMBOL(video_register_device_index);
 
 /**
  *	video_unregister_device - unregister a video4linux device
- *	@vfd: the device to unregister
+ *	@vdev: the device to unregister
  *
- *	This unregisters the passed device and deassigns the minor
- *	number. Future open calls will be met with errors.
+ *	This unregisters the passed device. Future open calls will
+ *	be met with errors.
  */
-
-void video_unregister_device(struct video_device *vfd)
+void video_unregister_device(struct video_device *vdev)
 {
+	/* Check if vdev was ever registered at all */
+	if (!vdev || vdev->minor < 0)
+		return;
+
+	mutex_lock(&videodev_lock);
+	set_bit(V4L2_FL_UNREGISTERED, &vdev->flags);
+	mutex_unlock(&videodev_lock);
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)
-	class_device_unregister(&vfd->dev);
+	class_device_unregister(&vdev->dev);
 #else
-	device_unregister(&vfd->dev);
+	device_unregister(&vdev->dev);
 #endif
 }
 EXPORT_SYMBOL(video_unregister_device);
diff --git a/linux/drivers/media/video/v4l2-subdev.c b/linux/drivers/media/video/v4l2-subdev.c
index fe1f01c97..e3612f29d 100644
--- a/linux/drivers/media/video/v4l2-subdev.c
+++ b/linux/drivers/media/video/v4l2-subdev.c
@@ -40,13 +40,13 @@ int v4l2_subdev_command(struct v4l2_subdev *sd, unsigned cmd, void *arg)
 	case VIDIOC_G_CHIP_IDENT:
 		return v4l2_subdev_call(sd, core, g_chip_ident, arg);
 	case VIDIOC_INT_S_STANDBY:
-		return v4l2_subdev_call(sd, core, s_standby, *(u32 *)arg);
+		return v4l2_subdev_call(sd, core, s_standby, arg ? (*(u32 *)arg) : 0);
 	case VIDIOC_INT_RESET:
-		return v4l2_subdev_call(sd, core, reset, *(u32 *)arg);
+		return v4l2_subdev_call(sd, core, reset, arg ? (*(u32 *)arg) : 0);
 	case VIDIOC_INT_S_GPIO:
-		return v4l2_subdev_call(sd, core, s_gpio, *(u32 *)arg);
+		return v4l2_subdev_call(sd, core, s_gpio, arg ? (*(u32 *)arg) : 0);
 	case VIDIOC_INT_INIT:
-		return v4l2_subdev_call(sd, core, init, *(u32 *)arg);
+		return v4l2_subdev_call(sd, core, init, arg ? (*(u32 *)arg) : 0);
 #ifdef CONFIG_VIDEO_ADV_DEBUG
 	case VIDIOC_DBG_G_REGISTER:
 		return v4l2_subdev_call(sd, core, g_register, arg);
@@ -90,6 +90,8 @@ int v4l2_subdev_command(struct v4l2_subdev *sd, unsigned cmd, void *arg)
 		return v4l2_subdev_call(sd, video, s_vbi_data, arg);
 	case VIDIOC_INT_G_VBI_DATA:
 		return v4l2_subdev_call(sd, video, g_vbi_data, arg);
+	case VIDIOC_G_SLICED_VBI_CAP:
+		return v4l2_subdev_call(sd, video, g_sliced_vbi_cap, arg);
 	case VIDIOC_S_FMT:
 		return v4l2_subdev_call(sd, video, s_fmt, arg);
 	case VIDIOC_G_FMT:
diff --git a/linux/include/media/v4l2-chip-ident.h b/linux/include/media/v4l2-chip-ident.h
index 173e9af5f..43dbb659f 100644
--- a/linux/include/media/v4l2-chip-ident.h
+++ b/linux/include/media/v4l2-chip-ident.h
@@ -71,6 +71,9 @@ enum {
 	/* module vp27smpx: just ident 2700 */
 	V4L2_IDENT_VP27SMPX = 2700,
 
+	/* module tvp5150 */
+	V4L2_IDENT_TVP5150 = 5150,
+
 	/* module cs5345: just ident 5345 */
 	V4L2_IDENT_CS5345 = 5345,
 
diff --git a/linux/include/media/v4l2-dev.h b/linux/include/media/v4l2-dev.h
index bd59577d7..c6cf5b1b2 100644
--- a/linux/include/media/v4l2-dev.h
+++ b/linux/include/media/v4l2-dev.h
@@ -25,6 +25,12 @@
 #define VFL_TYPE_MAX		4
 
 struct v4l2_ioctl_callbacks;
+struct v4l2_device;
+
+/* Flag to mark the video_device struct as unregistered.
+   Drivers can set this flag if they want to block all future
+   device access. It is set by video_unregister_device. */
+#define V4L2_FL_UNREGISTERED	(0)
 
 /*
  * Newer version of video_device, handled by videodev2.c
@@ -43,15 +49,20 @@ struct video_device
 #else
 	struct class_device dev;
 #endif
-	struct cdev cdev;		/* character device */
-	void (*cdev_release)(struct kobject *kobj);
+	struct cdev *cdev;		/* character device */
+
+	/* Set either parent or v4l2_dev if your driver uses v4l2_device */
 	struct device *parent;		/* device parent */
+	struct v4l2_device *v4l2_dev;	/* v4l2_device parent */
 
 	/* device info */
 	char name[32];
 	int vfl_type;
+	/* 'minor' is set to -1 if the registration failed */
 	int minor;
 	u16 num;
+	/* use bitops to set/clear/test flags */
+	unsigned long flags;
 	/* attribute to differentiate multiple indices on one physical device */
 	int index;
 
@@ -62,7 +73,7 @@ struct video_device
 	v4l2_std_id current_norm;	/* Current tvnorm */
 
 	/* callbacks */
-	void (*release)(struct video_device *vfd);
+	void (*release)(struct video_device *vdev);
 
 	/* ioctl callbacks */
 	const struct v4l2_ioctl_ops *ioctl_ops;
@@ -71,43 +82,48 @@ struct video_device
 /* dev to video-device */
 #define to_video_device(cd) container_of(cd, struct video_device, dev)
 
-/* Register and unregister devices. Note that if video_register_device fails,
+/* Register video devices. Note that if video_register_device fails,
    the release() callback of the video_device structure is *not* called, so
    the caller is responsible for freeing any data. Usually that means that
-   you call video_device_release() on failure. */
-int __must_check video_register_device(struct video_device *vfd, int type, int nr);
-int __must_check video_register_device_index(struct video_device *vfd,
+   you call video_device_release() on failure.
+
+   Also note that vdev->minor is set to -1 if the registration failed. */
+int __must_check video_register_device(struct video_device *vdev, int type, int nr);
+int __must_check video_register_device_index(struct video_device *vdev,
 						int type, int nr, int index);
-void video_unregister_device(struct video_device *vfd);
+
+/* Unregister video devices. Will do nothing if vdev == NULL or
+   vdev->minor < 0. */
+void video_unregister_device(struct video_device *vdev);
 
 /* helper functions to alloc/release struct video_device, the
    latter can also be used for video_device->release(). */
 struct video_device * __must_check video_device_alloc(void);
 
-/* this release function frees the vfd pointer */
-void video_device_release(struct video_device *vfd);
+/* this release function frees the vdev pointer */
+void video_device_release(struct video_device *vdev);
 
 /* this release function does nothing, use when the video_device is a
    static global struct. Note that having a static video_device is
    a dubious construction at best. */
-void video_device_release_empty(struct video_device *vfd);
+void video_device_release_empty(struct video_device *vdev);
 
 /* helper functions to access driver private data. */
-static inline void *video_get_drvdata(struct video_device *dev)
+static inline void *video_get_drvdata(struct video_device *vdev)
 {
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)
-	return class_get_devdata(&dev->dev);
+	return class_get_devdata(&vdev->dev);
 #else
-	return dev_get_drvdata(&dev->dev);
+	return dev_get_drvdata(&vdev->dev);
 #endif
 }
 
-static inline void video_set_drvdata(struct video_device *dev, void *data)
+static inline void video_set_drvdata(struct video_device *vdev, void *data)
 {
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)
-	class_set_devdata(&dev->dev, data);
+	class_set_devdata(&vdev->dev, data);
 #else
-	dev_set_drvdata(&dev->dev, data);
+	dev_set_drvdata(&vdev->dev, data);
 #endif
 }
 
@@ -120,4 +136,9 @@ static inline void *video_drvdata(struct file *file)
 	return video_get_drvdata(video_devdata(file));
 }
 
+static inline int video_is_unregistered(struct video_device *vdev)
+{
+	return test_bit(V4L2_FL_UNREGISTERED, &vdev->flags);
+}
+
 #endif /* _V4L2_DEV_H */
diff --git a/linux/include/media/v4l2-subdev.h b/linux/include/media/v4l2-subdev.h
index bc9e0fbf2..ceef016bb 100644
--- a/linux/include/media/v4l2-subdev.h
+++ b/linux/include/media/v4l2-subdev.h
@@ -79,7 +79,7 @@ struct v4l2_subdev_core_ops {
 	int (*g_ctrl)(struct v4l2_subdev *sd, struct v4l2_control *ctrl);
 	int (*s_ctrl)(struct v4l2_subdev *sd, struct v4l2_control *ctrl);
 	int (*querymenu)(struct v4l2_subdev *sd, struct v4l2_querymenu *qm);
-	int (*ioctl)(struct v4l2_subdev *sd, int cmd, void *arg);
+	int (*ioctl)(struct v4l2_subdev *sd, unsigned int cmd, void *arg);
 #ifdef CONFIG_VIDEO_ADV_DEBUG
 	int (*g_register)(struct v4l2_subdev *sd, struct v4l2_register *reg);
 	int (*s_register)(struct v4l2_subdev *sd, struct v4l2_register *reg);
@@ -110,6 +110,7 @@ struct v4l2_subdev_video_ops {
 	int (*decode_vbi_line)(struct v4l2_subdev *sd, struct v4l2_decode_vbi_line *vbi_line);
 	int (*s_vbi_data)(struct v4l2_subdev *sd, const struct v4l2_sliced_vbi_data *vbi_data);
 	int (*g_vbi_data)(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_data *vbi_data);
+	int (*g_sliced_vbi_cap)(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_cap *cap);
 	int (*s_std_output)(struct v4l2_subdev *sd, v4l2_std_id std);
 	int (*s_stream)(struct v4l2_subdev *sd, int enable);
 	int (*s_fmt)(struct v4l2_subdev *sd, struct v4l2_format *fmt);