merge: http://www.linuxtv.org/hg/~hverkuil/v4l-dvb-dm646x

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

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

34 files changed, 1319 insertions, 323 deletions

diff --git a/.hgignore b/.hgignore
index adbfa4637..e09075e29 100644
--- a/.hgignore
+++ b/.hgignore
@@ -28,10 +28,12 @@ v4l/Module.markers$
 v4l/config-compat.h$
 v4l/.myconfig$
 v4l/.snapshot$
-v4l2-apps/libv4l2util/.*\.so$
+v4l2-apps/libv4l2util/.*\.so
+v4l2-apps/lib/.*\.so
 v4l2-apps/include
 v4l2-apps/test/driver-test$
 v4l2-apps/test/v4lgrab$
+v4l2-apps/test/v4l2grab$
 v4l2-apps/test/ioctl-test$
 v4l2-apps/test/sliced-vbi-detect$
 v4l2-apps/test/sliced-vbi-test$
@@ -55,10 +57,10 @@ v4l2-apps/util/v4l2-ctl$
 v4l2-apps/util/cx18-ctl$
 v4l2-apps/util/ivtv-ctl$
 v4l2-apps/util/v4l-board-dbg$
-v4l2-apps/libv4l/libv4l[12]/.*.so.0$
-v4l2-apps/libv4l/libv4lconvert/.*.so.0$
-v4l2-apps/libv4l/libv4l[12]/.*.so$
-v4l2-apps/libv4l/libv4lconvert/.*.so$
+v4l2-apps/libv4l/libv4l[12]/.*.so
+v4l2-apps/libv4l/libv4lconvert/.*.so
+v4l2-apps/libv4l/libv4lconvert/ov511-decomp
+v4l2-apps/libv4l/libv4lconvert/ov518-decomp
 v4l2-spec/capture$
 v4l2-spec/capture.c.sgml$
 v4l2-spec/entities.sgml$
diff --git a/linux/Documentation/video4linux/CARDLIST.em28xx b/linux/Documentation/video4linux/CARDLIST.em28xx
index 873630e7e..014d25523 100644
--- a/linux/Documentation/video4linux/CARDLIST.em28xx
+++ b/linux/Documentation/video4linux/CARDLIST.em28xx
@@ -66,3 +66,4 @@
  68 -> Terratec AV350                           (em2860)        [0ccd:0084]
  69 -> KWorld ATSC 315U HDTV TV Box             (em2882)        [eb1a:a313]
  70 -> Evga inDtube                             (em2882)
+ 71 -> Silvercrest Webcam 1.3mpix               (em2820/em2840)
diff --git a/linux/drivers/media/common/tuners/tuner-xc2028.c b/linux/drivers/media/common/tuners/tuner-xc2028.c
index a7466867c..8ead0e1e1 100644
--- a/linux/drivers/media/common/tuners/tuner-xc2028.c
+++ b/linux/drivers/media/common/tuners/tuner-xc2028.c
@@ -1100,8 +1100,19 @@ static int xc2028_set_params(struct dvb_frontend *fe,
 	}
 
 	/* All S-code tables need a 200kHz shift */
-	if (priv->ctrl.demod)
+	if (priv->ctrl.demod) {
 		demod = priv->ctrl.demod + 200;
+		/*
+		 * The DTV7 S-code table needs a 700 kHz shift.
+		 * Thanks to Terry Wu <terrywu2009@gmail.com> for reporting this
+		 *
+		 * DTV7 is only used in Australia.  Germany or Italy may also
+		 * use this firmware after initialization, but a tune to a UHF
+		 * channel should then cause DTV78 to be used.
+		 */
+		if (type & DTV7)
+			demod += 500;
+	}
 
 	return generic_set_freq(fe, p->frequency,
 				T_DIGITAL_TV, type, 0, demod);
diff --git a/linux/drivers/media/dvb/ttpci/Kconfig b/linux/drivers/media/dvb/ttpci/Kconfig
index 68eb4493f..d8d4214fd 100644
--- a/linux/drivers/media/dvb/ttpci/Kconfig
+++ b/linux/drivers/media/dvb/ttpci/Kconfig
@@ -1,5 +1,6 @@
 config TTPCI_EEPROM
 	tristate
+	depends on I2C
 	default n
 
 config DVB_AV7110
diff --git a/linux/drivers/media/radio/radio-si470x.c b/linux/drivers/media/radio/radio-si470x.c
index 101ede1cf..de4673b3a 100644
--- a/linux/drivers/media/radio/radio-si470x.c
+++ b/linux/drivers/media/radio/radio-si470x.c
@@ -106,20 +106,24 @@
  *		Tobias Lorenz <tobias.lorenz@gmx.net>
  *		- add LED status output
  *		- get HW/SW version from scratchpad
+ * 2009-06-16   Edouard Lafargue <edouard@lafargue.name>
+ *		Version 1.0.10
+ *		- add support for interrupt mode for RDS endpoint,
+ *                instead of polling.
+ *                Improves RDS reception significantly
  *
  * ToDo:
  * - add firmware download/update support
- * - RDS support: interrupt mode, instead of polling
  */
 
 
 /* driver definitions */
 #define DRIVER_AUTHOR "Tobias Lorenz <tobias.lorenz@gmx.net>"
 #define DRIVER_NAME "radio-si470x"
-#define DRIVER_KERNEL_VERSION KERNEL_VERSION(1, 0, 9)
+#define DRIVER_KERNEL_VERSION KERNEL_VERSION(1, 0, 10)
 #define DRIVER_CARD "Silicon Labs Si470x FM Radio Receiver"
 #define DRIVER_DESC "USB radio driver for Si470x FM Radio Receivers"
-#define DRIVER_VERSION "1.0.9"
+#define DRIVER_VERSION "1.0.10"
 
 
 /* kernel includes */
@@ -218,16 +222,6 @@ static unsigned short max_rds_errors = 1;
 module_param(max_rds_errors, ushort, 0644);
 MODULE_PARM_DESC(max_rds_errors, "RDS maximum block errors: *1*");
 
-/* RDS poll frequency */
-static unsigned int rds_poll_time = 40;
-/* 40 is used by the original USBRadio.exe */
-/* 50 is used by radio-cadet */
-/* 75 should be okay */
-/* 80 is the usual RDS receive interval */
-module_param(rds_poll_time, uint, 0644);
-MODULE_PARM_DESC(rds_poll_time, "RDS poll time (ms): *40*");
-
-
 
 /**************************************************************************
  * Register Definitions
@@ -450,6 +444,12 @@ struct si470x_device {
 	struct usb_interface *intf;
 	struct video_device *videodev;
 
+	/* Interrupt endpoint handling */
+	char *int_in_buffer;
+	struct usb_endpoint_descriptor *int_in_endpoint;
+	struct urb *int_in_urb;
+	int int_in_running;
+
 	/* driver management */
 	unsigned int users;
 	unsigned char disconnected;
@@ -459,7 +459,6 @@ struct si470x_device {
 	unsigned short registers[RADIO_REGISTER_NUM];
 
 	/* RDS receive buffer */
-	struct delayed_work work;
 	wait_queue_head_t read_queue;
 	struct mutex lock;		/* buffer locking */
 	unsigned char *buffer;		/* size is always multiple of three */
@@ -865,43 +864,6 @@ static int si470x_get_all_registers(struct si470x_device *radio)
 
 
 /**************************************************************************
- * General Driver Functions - RDS_REPORT
- **************************************************************************/
-
-/*
- * si470x_get_rds_registers - read rds registers
- */
-static int si470x_get_rds_registers(struct si470x_device *radio)
-{
-	unsigned char buf[RDS_REPORT_SIZE];
-	int retval;
-	int size;
-	unsigned char regnr;
-
-	buf[0] = RDS_REPORT;
-
-	retval = usb_interrupt_msg(radio->usbdev,
-		usb_rcvintpipe(radio->usbdev, 1),
-		(void *) &buf, sizeof(buf), &size, usb_timeout);
-	if (size != sizeof(buf))
-		printk(KERN_WARNING DRIVER_NAME ": si470x_get_rds_registers: "
-			"return size differs: %d != %zu\n", size, sizeof(buf));
-	if (retval < 0)
-		printk(KERN_WARNING DRIVER_NAME ": si470x_get_rds_registers: "
-			"usb_interrupt_msg returned %d\n", retval);
-
-	if (retval >= 0)
-		for (regnr = 0; regnr < RDS_REGISTER_NUM; regnr++)
-			radio->registers[STATUSRSSI + regnr] =
-				get_unaligned_be16(
-				&buf[regnr * RADIO_REGISTER_SIZE + 1]);
-
-	return (retval < 0) ? -EINVAL : 0;
-}
-
-
-
-/**************************************************************************
  * General Driver Functions - LED_REPORT
  **************************************************************************/
 
@@ -959,102 +921,118 @@ static int si470x_get_scratch_page_versions(struct si470x_device *radio)
  **************************************************************************/
 
 /*
- * si470x_rds - rds processing function
+ * si470x_int_in_callback - rds callback and processing function
+ *
+ * TODO: do we need to use mutex locks in some sections?
  */
-static void si470x_rds(struct si470x_device *radio)
+static void si470x_int_in_callback(struct urb *urb)
 {
+	struct si470x_device *radio = urb->context;
+	unsigned char buf[RDS_REPORT_SIZE];
+	int retval;
+	unsigned char regnr;
 	unsigned char blocknum;
 	unsigned short bler; /* rds block errors */
 	unsigned short rds;
 	unsigned char tmpbuf[3];
 
-	/* get rds blocks */
-	if (si470x_get_rds_registers(radio) < 0)
-		return;
-	if ((radio->registers[STATUSRSSI] & STATUSRSSI_RDSR) == 0) {
-		/* No RDS group ready */
-		return;
-	}
-	if ((radio->registers[STATUSRSSI] & STATUSRSSI_RDSS) == 0) {
-		/* RDS decoder not synchronized */
-		return;
-	}
-
-	/* copy all four RDS blocks to internal buffer */
-	mutex_lock(&radio->lock);
-	for (blocknum = 0; blocknum < 4; blocknum++) {
-		switch (blocknum) {
-		default:
-			bler = (radio->registers[STATUSRSSI] &
-					STATUSRSSI_BLERA) >> 9;
-			rds = radio->registers[RDSA];
-			break;
-		case 1:
-			bler = (radio->registers[READCHAN] &
-					READCHAN_BLERB) >> 14;
-			rds = radio->registers[RDSB];
-			break;
-		case 2:
-			bler = (radio->registers[READCHAN] &
-					READCHAN_BLERC) >> 12;
-			rds = radio->registers[RDSC];
-			break;
-		case 3:
-			bler = (radio->registers[READCHAN] &
-					READCHAN_BLERD) >> 10;
-			rds = radio->registers[RDSD];
-			break;
-		};
-
-		/* Fill the V4L2 RDS buffer */
-		put_unaligned_le16(rds, &tmpbuf);
-		tmpbuf[2] = blocknum;		/* offset name */
-		tmpbuf[2] |= blocknum << 3;	/* received offset */
-		if (bler > max_rds_errors)
-			tmpbuf[2] |= 0x80; /* uncorrectable errors */
-		else if (bler > 0)
-			tmpbuf[2] |= 0x40; /* corrected error(s) */
-
-		/* copy RDS block to internal buffer */
-		memcpy(&radio->buffer[radio->wr_index], &tmpbuf, 3);
-		radio->wr_index += 3;
-
-		/* wrap write pointer */
-		if (radio->wr_index >= radio->buf_size)
-			radio->wr_index = 0;
-
-		/* check for overflow */
-		if (radio->wr_index == radio->rd_index) {
-			/* increment and wrap read pointer */
-			radio->rd_index += 3;
-			if (radio->rd_index >= radio->buf_size)
-				radio->rd_index = 0;
+	if (urb->status) {
+		if (urb->status == -ENOENT ||
+				urb->status == -ECONNRESET ||
+				urb->status == -ESHUTDOWN) {
+			return;
+		} else {
+			printk(KERN_WARNING DRIVER_NAME
+			 ": non-zero urb status (%d)\n", urb->status);
+			goto resubmit; /* Maybe we can recover. */
 		}
 	}
-	mutex_unlock(&radio->lock);
-
-	/* wake up read queue */
-	if (radio->wr_index != radio->rd_index)
-		wake_up_interruptible(&radio->read_queue);
-}
-
-
-/*
- * si470x_work - rds work function
- */
-static void si470x_work(struct work_struct *work)
-{
-	struct si470x_device *radio = container_of(work, struct si470x_device,
-		work.work);
 
 	/* safety checks */
 	if (radio->disconnected)
 		return;
 	if ((radio->registers[SYSCONFIG1] & SYSCONFIG1_RDS) == 0)
-		return;
+		goto resubmit;
+
+	if (urb->actual_length > 0) {
+		/* Update RDS registers with URB data */
+		buf[0] = RDS_REPORT;
+		for (regnr = 0; regnr < RDS_REGISTER_NUM; regnr++)
+			radio->registers[STATUSRSSI + regnr] =
+			    get_unaligned_be16(&radio->int_in_buffer[
+				regnr * RADIO_REGISTER_SIZE + 1]);
+		/* get rds blocks */
+		if ((radio->registers[STATUSRSSI] & STATUSRSSI_RDSR) == 0) {
+			/* No RDS group ready, better luck next time */
+			goto resubmit;
+		}
+		if ((radio->registers[STATUSRSSI] & STATUSRSSI_RDSS) == 0) {
+			/* RDS decoder not synchronized */
+			goto resubmit;
+		}
+		for (blocknum = 0; blocknum < 4; blocknum++) {
+			switch (blocknum) {
+			default:
+				bler = (radio->registers[STATUSRSSI] &
+						STATUSRSSI_BLERA) >> 9;
+				rds = radio->registers[RDSA];
+				break;
+			case 1:
+				bler = (radio->registers[READCHAN] &
+						READCHAN_BLERB) >> 14;
+				rds = radio->registers[RDSB];
+				break;
+			case 2:
+				bler = (radio->registers[READCHAN] &
+						READCHAN_BLERC) >> 12;
+				rds = radio->registers[RDSC];
+				break;
+			case 3:
+				bler = (radio->registers[READCHAN] &
+						READCHAN_BLERD) >> 10;
+				rds = radio->registers[RDSD];
+				break;
+			};
+
+			/* Fill the V4L2 RDS buffer */
+			put_unaligned_le16(rds, &tmpbuf);
+			tmpbuf[2] = blocknum;		/* offset name */
+			tmpbuf[2] |= blocknum << 3;	/* received offset */
+			if (bler > max_rds_errors)
+				tmpbuf[2] |= 0x80; /* uncorrectable errors */
+			else if (bler > 0)
+				tmpbuf[2] |= 0x40; /* corrected error(s) */
+
+			/* copy RDS block to internal buffer */
+			memcpy(&radio->buffer[radio->wr_index], &tmpbuf, 3);
+			radio->wr_index += 3;
+
+			/* wrap write pointer */
+			if (radio->wr_index >= radio->buf_size)
+				radio->wr_index = 0;
+
+			/* check for overflow */
+			if (radio->wr_index == radio->rd_index) {
+				/* increment and wrap read pointer */
+				radio->rd_index += 3;
+				if (radio->rd_index >= radio->buf_size)
+					radio->rd_index = 0;
+			}
+		}
+		if (radio->wr_index != radio->rd_index)
+			wake_up_interruptible(&radio->read_queue);
+	}
 
-	si470x_rds(radio);
-	schedule_delayed_work(&radio->work, msecs_to_jiffies(rds_poll_time));
+resubmit:
+	/* Resubmit if we're still running. */
+	if (radio->int_in_running && radio->usbdev) {
+		retval = usb_submit_urb(radio->int_in_urb, GFP_ATOMIC);
+		if (retval) {
+			printk(KERN_WARNING DRIVER_NAME
+			       ": resubmitting urb failed (%d)", retval);
+			radio->int_in_running = 0;
+		}
+	}
 }
 
 
@@ -1076,8 +1054,6 @@ static ssize_t si470x_fops_read(struct file *file, char __user *buf,
 	/* switch on rds reception */
 	if ((radio->registers[SYSCONFIG1] & SYSCONFIG1_RDS) == 0) {
 		si470x_rds_on(radio);
-		schedule_delayed_work(&radio->work,
-			msecs_to_jiffies(rds_poll_time));
 	}
 
 	/* block if no new data available */
@@ -1136,8 +1112,6 @@ static unsigned int si470x_fops_poll(struct file *file,
 	/* switch on rds reception */
 	if ((radio->registers[SYSCONFIG1] & SYSCONFIG1_RDS) == 0) {
 		si470x_rds_on(radio);
-		schedule_delayed_work(&radio->work,
-			msecs_to_jiffies(rds_poll_time));
 	}
 
 	poll_wait(file, &radio->read_queue, pts);
@@ -1170,8 +1144,31 @@ static int si470x_fops_open(struct file *file)
 	if (radio->users == 1) {
 		/* start radio */
 		retval = si470x_start(radio);
-		if (retval < 0)
+		if (retval < 0) {
+			usb_autopm_put_interface(radio->intf);
+			goto done;
+		}
+
+		/* initialize interrupt urb */
+		usb_fill_int_urb(radio->int_in_urb, radio->usbdev,
+			usb_rcvintpipe(radio->usbdev,
+			radio->int_in_endpoint->bEndpointAddress),
+			radio->int_in_buffer,
+			le16_to_cpu(radio->int_in_endpoint->wMaxPacketSize),
+			si470x_int_in_callback,
+			radio,
+			radio->int_in_endpoint->bInterval);
+
+		radio->int_in_running = 1;
+		mb();
+
+		retval = usb_submit_urb(radio->int_in_urb, GFP_KERNEL);
+		if (retval) {
+			printk(KERN_INFO DRIVER_NAME
+				 ": submitting int urb failed (%d)\n", retval);
+			radio->int_in_running = 0;
 			usb_autopm_put_interface(radio->intf);
+		}
 	}
 
 done:
@@ -1197,16 +1194,21 @@ static int si470x_fops_release(struct file *file)
 	mutex_lock(&radio->disconnect_lock);
 	radio->users--;
 	if (radio->users == 0) {
+		/* shutdown interrupt handler */
+		if (radio->int_in_running) {
+			radio->int_in_running = 0;
+		if (radio->int_in_urb)
+			usb_kill_urb(radio->int_in_urb);
+		}
+
 		if (radio->disconnected) {
 			video_unregister_device(radio->videodev);
+			kfree(radio->int_in_buffer);
 			kfree(radio->buffer);
 			kfree(radio);
 			goto done;
 		}
 
-		/* stop rds reception */
-		cancel_delayed_work_sync(&radio->work);
-
 		/* cancel read processes */
 		wake_up_interruptible(&radio->read_queue);
 
@@ -1241,31 +1243,6 @@ static const struct v4l2_file_operations si470x_fops = {
  **************************************************************************/
 
 /*
- * si470x_v4l2_queryctrl - query control
- */
-static struct v4l2_queryctrl si470x_v4l2_queryctrl[] = {
-	{
-		.id		= V4L2_CID_AUDIO_VOLUME,
-		.type		= V4L2_CTRL_TYPE_INTEGER,
-		.name		= "Volume",
-		.minimum	= 0,
-		.maximum	= 15,
-		.step		= 1,
-		.default_value	= 15,
-	},
-	{
-		.id		= V4L2_CID_AUDIO_MUTE,
-		.type		= V4L2_CTRL_TYPE_BOOLEAN,
-		.name		= "Mute",
-		.minimum	= 0,
-		.maximum	= 1,
-		.step		= 1,
-		.default_value	= 1,
-	},
-};
-
-
-/*
  * si470x_vidioc_querycap - query device capabilities
  */
 static int si470x_vidioc_querycap(struct file *file, void *priv,
@@ -1290,7 +1267,6 @@ static int si470x_vidioc_querycap(struct file *file, void *priv,
 static int si470x_vidioc_queryctrl(struct file *file, void *priv,
 		struct v4l2_queryctrl *qc)
 {
-	unsigned char i = 0;
 	int retval = -EINVAL;
 
 	/* abort if qc->id is below V4L2_CID_BASE */
@@ -1298,12 +1274,11 @@ static int si470x_vidioc_queryctrl(struct file *file, void *priv,
 		goto done;
 
 	/* search video control */
-	for (i = 0; i < ARRAY_SIZE(si470x_v4l2_queryctrl); i++) {
-		if (qc->id == si470x_v4l2_queryctrl[i].id) {
-			memcpy(qc, &(si470x_v4l2_queryctrl[i]), sizeof(*qc));
-			retval = 0; /* found */
-			break;
-		}
+	switch (qc->id) {
+	case V4L2_CID_AUDIO_VOLUME:
+		return v4l2_ctrl_query_fill(qc, 0, 15, 1, 15);
+	case V4L2_CID_AUDIO_MUTE:
+		return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1);
 	}
 
 	/* disable unsupported base controls */
@@ -1658,7 +1633,9 @@ static int si470x_usb_driver_probe(struct usb_interface *intf,
 		const struct usb_device_id *id)
 {
 	struct si470x_device *radio;
-	int retval = 0;
+	struct usb_host_interface *iface_desc;
+	struct usb_endpoint_descriptor *endpoint;
+	int i, int_end_size, retval = 0;
 
 	/* private data allocation and initialization */
 	radio = kzalloc(sizeof(struct si470x_device), GFP_KERNEL);
@@ -1673,11 +1650,45 @@ static int si470x_usb_driver_probe(struct usb_interface *intf,
 	mutex_init(&radio->disconnect_lock);
 	mutex_init(&radio->lock);
 
+	iface_desc = intf->cur_altsetting;
+
+	/* Set up interrupt endpoint information. */
+	for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) {
+		endpoint = &iface_desc->endpoint[i].desc;
+		if (((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) ==
+		 USB_DIR_IN) && ((endpoint->bmAttributes &
+		 USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT))
+			radio->int_in_endpoint = endpoint;
+	}
+	if (!radio->int_in_endpoint) {
+		printk(KERN_INFO DRIVER_NAME
+			": could not find interrupt in endpoint\n");
+		retval = -EIO;
+		goto err_radio;
+	}
+
+	int_end_size = le16_to_cpu(radio->int_in_endpoint->wMaxPacketSize);
+
+	radio->int_in_buffer = kmalloc(int_end_size, GFP_KERNEL);
+	if (!radio->int_in_buffer) {
+		printk(KERN_INFO DRIVER_NAME
+			"could not allocate int_in_buffer");
+		retval = -ENOMEM;
+		goto err_radio;
+	}
+
+	radio->int_in_urb = usb_alloc_urb(0, GFP_KERNEL);
+	if (!radio->int_in_urb) {
+		printk(KERN_INFO DRIVER_NAME "could not allocate int_in_urb");
+		retval = -ENOMEM;
+		goto err_intbuffer;
+	}
+
 	/* video device allocation and initialization */
 	radio->videodev = video_device_alloc();
 	if (!radio->videodev) {
 		retval = -ENOMEM;
-		goto err_radio;
+		goto err_intbuffer;
 	}
 	memcpy(radio->videodev, &si470x_viddev_template,
 			sizeof(si470x_viddev_template));
@@ -1735,9 +1746,6 @@ static int si470x_usb_driver_probe(struct usb_interface *intf,
 	radio->rd_index = 0;
 	init_waitqueue_head(&radio->read_queue);
 
-	/* prepare rds work function */
-	INIT_DELAYED_WORK(&radio->work, si470x_work);
-
 	/* register video device */
 	retval = video_register_device(radio->videodev, VFL_TYPE_RADIO, radio_nr);
 	if (retval) {
@@ -1752,6 +1760,8 @@ err_all:
 	kfree(radio->buffer);
 err_video:
 	video_device_release(radio->videodev);
+err_intbuffer:
+	kfree(radio->int_in_buffer);
 err_radio:
 	kfree(radio);
 err_initial:
@@ -1765,12 +1775,8 @@ err_initial:
 static int si470x_usb_driver_suspend(struct usb_interface *intf,
 		pm_message_t message)
 {
-	struct si470x_device *radio = usb_get_intfdata(intf);
-
 	printk(KERN_INFO DRIVER_NAME ": suspending now...\n");
 
-	cancel_delayed_work_sync(&radio->work);
-
 	return 0;
 }
 
@@ -1780,16 +1786,8 @@ static int si470x_usb_driver_suspend(struct usb_interface *intf,
  */
 static int si470x_usb_driver_resume(struct usb_interface *intf)
 {
-	struct si470x_device *radio = usb_get_intfdata(intf);
-
 	printk(KERN_INFO DRIVER_NAME ": resuming now...\n");
 
-	mutex_lock(&radio->lock);
-	if (radio->users && radio->registers[SYSCONFIG1] & SYSCONFIG1_RDS)
-		schedule_delayed_work(&radio->work,
-			msecs_to_jiffies(rds_poll_time));
-	mutex_unlock(&radio->lock);
-
 	return 0;
 }
 
@@ -1803,12 +1801,15 @@ static void si470x_usb_driver_disconnect(struct usb_interface *intf)
 
 	mutex_lock(&radio->disconnect_lock);
 	radio->disconnected = 1;
-	cancel_delayed_work_sync(&radio->work);
 	usb_set_intfdata(intf, NULL);
 	if (radio->users == 0) {
 		/* set led to disconnect state */
 		si470x_set_led_state(radio, BLINK_ORANGE_LED);
 
+		/* Free data structures. */
+		usb_free_urb(radio->int_in_urb);
+
+		kfree(radio->int_in_buffer);
 		video_unregister_device(radio->videodev);
 		kfree(radio->buffer);
 		kfree(radio);
diff --git a/linux/drivers/media/video/Kconfig b/linux/drivers/media/video/Kconfig
index 15b4d3ad4..e54bf1e70 100644
--- a/linux/drivers/media/video/Kconfig
+++ b/linux/drivers/media/video/Kconfig
@@ -312,6 +312,14 @@ config VIDEO_OV7670
 	  OV7670 VGA camera.  It currently only works with the M88ALP01
 	  controller.
 
+config VIDEO_MT9V011
+	tristate "Micron mt9v011 sensor support"
+	depends on I2C && VIDEO_V4L2
+	---help---
+	  This is a Video4Linux2 sensor-level driver for the Micron
+	  mt0v011 1.3 Mpixel camera.  It currently only works with the
+	  em28xx driver.
+
 config VIDEO_TCM825X
 	tristate "TCM825x camera sensor support"
 	depends on I2C && VIDEO_V4L2
diff --git a/linux/drivers/media/video/Makefile b/linux/drivers/media/video/Makefile
index 327138f26..d3ec3a2fd 100644
--- a/linux/drivers/media/video/Makefile
+++ b/linux/drivers/media/video/Makefile
@@ -69,6 +69,7 @@ obj-$(CONFIG_VIDEO_UPD64083) += upd64083.o
 obj-$(CONFIG_VIDEO_OV7670) 	+= ov7670.o
 obj-$(CONFIG_VIDEO_TCM825X) += tcm825x.o
 obj-$(CONFIG_VIDEO_TVEEPROM) += tveeprom.o
+obj-$(CONFIG_VIDEO_MT9V011) += mt9v011.o
 
 obj-$(CONFIG_SOC_CAMERA_MT9M001)	+= mt9m001.o
 obj-$(CONFIG_SOC_CAMERA_MT9M111)	+= mt9m111.o
diff --git a/linux/drivers/media/video/au0828/au0828-i2c.c b/linux/drivers/media/video/au0828/au0828-i2c.c
index a589d2ccb..bbe38a7a2 100644
--- a/linux/drivers/media/video/au0828/au0828-i2c.c
+++ b/linux/drivers/media/video/au0828/au0828-i2c.c
@@ -326,6 +326,9 @@ static struct i2c_adapter au0828_i2c_adap_template = {
 	.owner             = THIS_MODULE,
 	.id                = I2C_HW_B_AU0828,
 	.algo              = &au0828_i2c_algo_template,
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26)
+	.class             = I2C_CLASS_TV_ANALOG,
+#endif
 };
 
 static struct i2c_client au0828_i2c_client_template = {
diff --git a/linux/drivers/media/video/cx23885/cx23885-dvb.c b/linux/drivers/media/video/cx23885/cx23885-dvb.c
index 71f196ec5..4bab7c814 100644
--- a/linux/drivers/media/video/cx23885/cx23885-dvb.c
+++ b/linux/drivers/media/video/cx23885/cx23885-dvb.c
@@ -464,6 +464,30 @@ static struct xc5000_config mygica_x8506_xc5000_config = {
 	.if_khz = 5380,
 };
 
+static int cx23885_dvb_set_frontend(struct dvb_frontend *fe,
+				    struct dvb_frontend_parameters *param)
+{
+	struct cx23885_tsport *port = fe->dvb->priv;
+	struct cx23885_dev *dev = port->dev;
+
+	switch (dev->board) {
+	case CX23885_BOARD_HAUPPAUGE_HVR1275:
+		switch (param->u.vsb.modulation) {
+		case VSB_8:
+			cx23885_gpio_clear(dev, GPIO_5);
+			break;
+		case QAM_64:
+		case QAM_256:
+		default:
+			cx23885_gpio_set(dev, GPIO_5);
+			break;
+		}
+		break;
+	}
+	return (port->set_frontend_save) ?
+		port->set_frontend_save(fe, param) : -ENODEV;
+}
+
 static int dvb_register(struct cx23885_tsport *port)
 {
 	struct cx23885_dev *dev = port->dev;
@@ -503,6 +527,12 @@ static int dvb_register(struct cx23885_tsport *port)
 				   0x60, &dev->i2c_bus[1].i2c_adap,
 				   &hauppauge_hvr127x_config);
 		}
+
+		/* FIXME: temporary hack */
+		/* define bridge override to set_frontend */
+		port->set_frontend_save = fe0->dvb.frontend->ops.set_frontend;
+		fe0->dvb.frontend->ops.set_frontend = cx23885_dvb_set_frontend;
+
 		break;
 	case CX23885_BOARD_HAUPPAUGE_HVR1255:
 		i2c_bus = &dev->i2c_bus[0];
diff --git a/linux/drivers/media/video/cx23885/cx23885.h b/linux/drivers/media/video/cx23885/cx23885.h
index 2022ed7de..aecaca4b4 100644
--- a/linux/drivers/media/video/cx23885/cx23885.h
+++ b/linux/drivers/media/video/cx23885/cx23885.h
@@ -289,6 +289,10 @@ struct cx23885_tsport {
 	/* Allow a single tsport to have multiple frontends */
 	u32                        num_frontends;
 	void                       *port_priv;
+
+	/* FIXME: temporary hack */
+	int (*set_frontend_save) (struct dvb_frontend *,
+				  struct dvb_frontend_parameters *);
 };
 
 struct cx23885_dev {
diff --git a/linux/drivers/media/video/em28xx/Kconfig b/linux/drivers/media/video/em28xx/Kconfig
index 16a5af30e..6524b493e 100644
--- a/linux/drivers/media/video/em28xx/Kconfig
+++ b/linux/drivers/media/video/em28xx/Kconfig
@@ -8,6 +8,8 @@ config VIDEO_EM28XX
 	select VIDEO_SAA711X if VIDEO_HELPER_CHIPS_AUTO
 	select VIDEO_TVP5150 if VIDEO_HELPER_CHIPS_AUTO
 	select VIDEO_MSP3400 if VIDEO_HELPER_CHIPS_AUTO
+	select VIDEO_MT9V011 if VIDEO_HELPER_CHIPS_AUTO
+
 	---help---
 	  This is a video4linux driver for Empia 28xx based TV cards.
 
diff --git a/linux/drivers/media/video/em28xx/em28xx-cards.c b/linux/drivers/media/video/em28xx/em28xx-cards.c
index b824eed46..928384e65 100644
--- a/linux/drivers/media/video/em28xx/em28xx-cards.c
+++ b/linux/drivers/media/video/em28xx/em28xx-cards.c
@@ -59,6 +59,8 @@ static unsigned int card[]     = {[0 ... (EM28XX_MAXBOARDS - 1)] = UNSET };
 module_param_array(card,  int, NULL, 0444);
 MODULE_PARM_DESC(card,     "card type");
 
+#define MT9V011_VERSION                 0x8243
+
 /* Bitmask marking allocated devices from 0 to EM28XX_MAXBOARDS */
 static unsigned long em28xx_devused;
 
@@ -204,6 +206,13 @@ static struct em28xx_reg_seq terratec_av350_unmute_gpio[] = {
 	{EM28XX_R08_GPIO,	0xff,	0xff,		10},
 	{	-1,		-1,	-1,		-1},
 };
+
+static struct em28xx_reg_seq silvercrest_reg_seq[] = {
+	{EM28XX_R08_GPIO,	0xff,	0xff,		10},
+	{EM28XX_R08_GPIO,	0x01,	0xf7,		10},
+	{	-1,		-1,	-1,		-1},
+};
+
 /*
  *  Board definitions
  */
@@ -451,6 +460,18 @@ struct em28xx_board em28xx_boards[] = {
 			.amux     = EM28XX_AMUX_VIDEO,
 		} },
 	},
+	[EM2820_BOARD_SILVERCREST_WEBCAM] = {
+		.name         = "Silvercrest Webcam 1.3mpix",
+		.tuner_type   = TUNER_ABSENT,
+		.is_27xx      = 1,
+		.decoder      = EM28XX_MT9V011,
+		.input        = { {
+			.type     = EM28XX_VMUX_COMPOSITE1,
+			.vmux     = 0,
+			.amux     = EM28XX_AMUX_VIDEO,
+			.gpio     = silvercrest_reg_seq,
+		} },
+	},
 	[EM2821_BOARD_SUPERCOMP_USB_2] = {
 		.name         = "Supercomp USB 2.0 TV",
 		.valid        = EM28XX_BOARD_NOT_VALIDATED,
@@ -863,7 +884,7 @@ struct em28xx_board em28xx_boards[] = {
 		.tuner_gpio     = default_tuner_gpio,
 		.decoder        = EM28XX_TVP5150,
 		.has_dvb        = 1,
-		.dvb_gpio       = default_analog,
+		.dvb_gpio       = default_digital,
 		.input          = { {
 			.type     = EM28XX_VMUX_TELEVISION,
 			.vmux     = TVP5150_COMPOSITE0,
@@ -1708,6 +1729,11 @@ static unsigned short tvp5150_addrs[] = {
 	I2C_CLIENT_END
 };
 
+static unsigned short mt9v011_addrs[] = {
+	0xba >> 1,
+	I2C_CLIENT_END
+};
+
 static unsigned short msp3400_addrs[] = {
 	0x80 >> 1,
 	0x88 >> 1,
@@ -1747,6 +1773,46 @@ static inline void em28xx_set_model(struct em28xx *dev)
 				       EM28XX_I2C_FREQ_100_KHZ;
 }
 
+/* HINT method: webcam I2C chips
+ *
+ * This method work for webcams with Micron sensors
+ */
+static int em28xx_hint_sensor(struct em28xx *dev)
+{
+	int rc;
+	char *sensor_name;
+	unsigned char cmd;
+	__be16 version_be;
+	u16 version;
+
+	if (dev->model != EM2820_BOARD_UNKNOWN)
+		return 0;
+
+	dev->i2c_client.addr = 0xba >> 1;
+	cmd = 0;
+	i2c_master_send(&dev->i2c_client, &cmd, 1);
+	rc = i2c_master_recv(&dev->i2c_client, (char *)&version_be, 2);
+	if (rc != 2)
+		return -EINVAL;
+
+	version = be16_to_cpu(version_be);
+
+	switch (version) {
+	case MT9V011_VERSION:
+		dev->model = EM2820_BOARD_SILVERCREST_WEBCAM;
+		sensor_name = "mt9v011";
+		break;
+	default:
+		printk("Unknown Sensor 0x%04x\n", be16_to_cpu(version));
+		return -EINVAL;
+	}
+
+	em28xx_errdev("Sensor is %s, assuming that webcam is %s\n",
+		      sensor_name, em28xx_boards[dev->model].name);
+
+	return 0;
+}
+
 /* Since em28xx_pre_card_setup() requires a proper dev->model,
  * this won't work for boards with generic PCI IDs
  */
@@ -1775,7 +1841,10 @@ void em28xx_pre_card_setup(struct em28xx *dev)
 			em28xx_info("chip ID is em2750\n");
 			break;
 		case CHIP_ID_EM2820:
-			em28xx_info("chip ID is em2820\n");
+			if (dev->board.is_27xx)
+				em28xx_info("chip is em2710\n");
+			else
+				em28xx_info("chip ID is em2820\n");
 			break;
 		case CHIP_ID_EM2840:
 			em28xx_info("chip ID is em2840\n");
@@ -2261,6 +2330,10 @@ void em28xx_card_setup(struct em28xx *dev)
 		   before probing the i2c bus. */
 		em28xx_set_mode(dev, EM28XX_ANALOG_MODE);
 		break;
+	case EM2820_BOARD_SILVERCREST_WEBCAM:
+		/* FIXME: need to document the registers bellow */
+		em28xx_write_reg(dev, 0x0d, 0x42);
+		em28xx_write_reg(dev, 0x13, 0x08);
 	}
 
 	if (dev->board.has_snapshot_button)
@@ -2292,6 +2365,10 @@ void em28xx_card_setup(struct em28xx *dev)
 		v4l2_i2c_new_probed_subdev(&dev->v4l2_dev, &dev->i2c_adap,
 			"tvp5150", "tvp5150", tvp5150_addrs);
 
+	if (dev->board.decoder == EM28XX_MT9V011)
+		v4l2_i2c_new_probed_subdev(&dev->v4l2_dev, &dev->i2c_adap,
+			"mt9v011", "mt9v011", mt9v011_addrs);
+
 	if (dev->board.adecoder == EM28XX_TVAUDIO)
 		v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
 			"tvaudio", "tvaudio", dev->board.tvaudio_addr);
@@ -2447,6 +2524,8 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev,
 		return errCode;
 	}
 
+	em28xx_hint_sensor(dev);
+
 	/* Do board specific init and eeprom reading */
 	em28xx_card_setup(dev);
 
diff --git a/linux/drivers/media/video/em28xx/em28xx-core.c b/linux/drivers/media/video/em28xx/em28xx-core.c
index 2bce72e4f..1033824bd 100644
--- a/linux/drivers/media/video/em28xx/em28xx-core.c
+++ b/linux/drivers/media/video/em28xx/em28xx-core.c
@@ -648,17 +648,28 @@ int em28xx_capture_start(struct em28xx *dev, int start)
 int em28xx_set_outfmt(struct em28xx *dev)
 {
 	int ret;
+	int vinmode, vinctl, outfmt;
+
+	outfmt  = dev->format->reg;
+
+	if (dev->board.is_27xx) {
+		vinmode = 0x0d;
+		vinctl  = 0x00;
+	} else {
+		vinmode = 0x10;
+		vinctl  = 0x11;
+	}
 
 	ret = em28xx_write_reg_bits(dev, EM28XX_R27_OUTFMT,
-				    dev->format->reg | 0x20, 0x3f);
+				outfmt | 0x20, 0xff);
 	if (ret < 0)
-		return ret;
+			return ret;
 
-	ret = em28xx_write_reg(dev, EM28XX_R10_VINMODE, 0x10);
+	ret = em28xx_write_reg(dev, EM28XX_R10_VINMODE, vinmode);
 	if (ret < 0)
 		return ret;
 
-	return em28xx_write_reg(dev, EM28XX_R11_VINCTRL, 0x11);
+	return em28xx_write_reg(dev, EM28XX_R11_VINCTRL, vinctl);
 }
 
 static int em28xx_accumulator_set(struct em28xx *dev, u8 xmin, u8 xmax,
@@ -695,13 +706,19 @@ static int em28xx_scaler_set(struct em28xx *dev, u16 h, u16 v)
 {
 	u8 mode;
 	/* the em2800 scaler only supports scaling down to 50% */
-	if (dev->board.is_em2800)
+
+	if (dev->board.is_27xx) {
+		/* FIXME: Don't use the scaler yet */
+		mode = 0;
+	} else if (dev->board.is_em2800) {
 		mode = (v ? 0x20 : 0x00) | (h ? 0x10 : 0x00);
-	else {
+	} else {
 		u8 buf[2];
+
 		buf[0] = h;
 		buf[1] = h >> 8;
 		em28xx_write_regs(dev, EM28XX_R30_HSCALELOW, (char *)buf, 2);
+
 		buf[0] = v;
 		buf[1] = v >> 8;
 		em28xx_write_regs(dev, EM28XX_R32_VSCALELOW, (char *)buf, 2);
@@ -720,8 +737,11 @@ int em28xx_resolution_set(struct em28xx *dev)
 	height = norm_maxh(dev) >> 1;
 
 	em28xx_set_outfmt(dev);
+
+
 	em28xx_accumulator_set(dev, 1, (width - 4) >> 2, 1, (height - 4) >> 2);
 	em28xx_capture_area_set(dev, 0, 0, width >> 2, height >> 2);
+
 	return em28xx_scaler_set(dev, dev->hscale, dev->vscale);
 }
 
diff --git a/linux/drivers/media/video/em28xx/em28xx-dvb.c b/linux/drivers/media/video/em28xx/em28xx-dvb.c
index 85afa0be0..86be58641 100644
--- a/linux/drivers/media/video/em28xx/em28xx-dvb.c
+++ b/linux/drivers/media/video/em28xx/em28xx-dvb.c
@@ -244,6 +244,14 @@ static struct s5h1409_config em28xx_s5h1409_with_xc3028 = {
 	.mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK
 };
 
+static struct zl10353_config em28xx_terratec_xs_zl10353_xc3028 = {
+	.demod_address = (0x1e >> 1),
+	.no_tuner = 1,
+	.disable_i2c_gate_ctrl = 1,
+	.parallel_ts = 1,
+	.if2 = 45600,
+};
+
 #ifdef EM28XX_DRX397XD_SUPPORT
 /* [TODO] djh - not sure yet what the device config needs to contain */
 static struct drx397xD_config em28xx_drx397xD_with_xc3028 = {
@@ -434,7 +442,6 @@ static int dvb_init(struct em28xx *dev)
 		}
 		break;
 	case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
-	case EM2880_BOARD_TERRATEC_HYBRID_XS:
 	case EM2880_BOARD_KWORLD_DVB_310U:
 	case EM2880_BOARD_EMPIRE_DUAL_TV:
 		dvb->frontend = dvb_attach(zl10353_attach,
@@ -445,6 +452,25 @@ static int dvb_init(struct em28xx *dev)
 			goto out_free;
 		}
 		break;
+	case EM2880_BOARD_TERRATEC_HYBRID_XS:
+		dvb->frontend = dvb_attach(zl10353_attach,
+					   &em28xx_terratec_xs_zl10353_xc3028,
+					   &dev->i2c_adap);
+		if (dvb->frontend == NULL) {
+			/* This board could have either a zl10353 or a mt352.
+			   If the chip id isn't for zl10353, try mt352 */
+
+			/* FIXME: make support for mt352 work */
+			printk(KERN_ERR "version of this board with mt352 not "
+			       "currently supported\n");
+			result = -EINVAL;
+			goto out_free;
+		}
+		if (attach_xc3028(0x61, dev) < 0) {
+			result = -EINVAL;
+			goto out_free;
+		}
+		break;
 	case EM2883_BOARD_KWORLD_HYBRID_330U:
 	case EM2882_BOARD_EVGA_INDTUBE:
 		dvb->frontend = dvb_attach(s5h1409_attach,
diff --git a/linux/drivers/media/video/em28xx/em28xx-i2c.c b/linux/drivers/media/video/em28xx/em28xx-i2c.c
index 1cdd88361..91cff2af3 100644
--- a/linux/drivers/media/video/em28xx/em28xx-i2c.c
+++ b/linux/drivers/media/video/em28xx/em28xx-i2c.c
@@ -461,7 +461,7 @@ static struct i2c_algorithm em28xx_algo = {
 
 static struct i2c_adapter em28xx_adap_template = {
 	.owner = THIS_MODULE,
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26)
 	.class = I2C_CLASS_TV_ANALOG,
 #endif
 	.name = "em28xx",
@@ -489,7 +489,7 @@ static char *i2c_devs[128] = {
 	[0xa0 >> 1] = "eeprom",
 	[0xb0 >> 1] = "tda9874",
 	[0xb8 >> 1] = "tvp5150a",
-	[0xba >> 1] = "tvp5150a",
+	[0xba >> 1] = "webcam sensor or tvp5150a",
 	[0xc0 >> 1] = "tuner (analog)",
 	[0xc2 >> 1] = "tuner (analog)",
 	[0xc4 >> 1] = "tuner (analog)",
diff --git a/linux/drivers/media/video/em28xx/em28xx-video.c b/linux/drivers/media/video/em28xx/em28xx-video.c
index 63d21698c..fff90faca 100644
--- a/linux/drivers/media/video/em28xx/em28xx-video.c
+++ b/linux/drivers/media/video/em28xx/em28xx-video.c
@@ -90,10 +90,53 @@ MODULE_PARM_DESC(video_debug, "enable debug messages [video]");
 /* supported video standards */
 static struct em28xx_fmt format[] = {
 	{
-		.name     = "16bpp YUY2, 4:2:2, packed",
+		.name     = "16 bpp YUY2, 4:2:2, packed",
 		.fourcc   = V4L2_PIX_FMT_YUYV,
 		.depth    = 16,
 		.reg	  = EM28XX_OUTFMT_YUV422_Y0UY1V,
+	}, {
+		.name     = "16 bpp RGB 565, LE",
+		.fourcc   = V4L2_PIX_FMT_RGB565,
+		.depth    = 16,
+		.reg      = EM28XX_OUTFMT_RGB_16_656,
+	}, {
+		.name     = "8 bpp Bayer BGBG..GRGR",
+		.fourcc   = V4L2_PIX_FMT_SBGGR8,
+		.depth    = 8,
+		.reg      = EM28XX_OUTFMT_RGB_8_BGBG,
+	}, {
+		.name     = "8 bpp Bayer GRGR..BGBG",
+		.fourcc   = V4L2_PIX_FMT_SGRBG8,
+		.depth    = 8,
+		.reg      = EM28XX_OUTFMT_RGB_8_GRGR,
+	}, {
+		.name     = "8 bpp Bayer GBGB..RGRG",
+		.fourcc   = V4L2_PIX_FMT_SGBRG8,
+		.depth    = 8,
+		.reg      = EM28XX_OUTFMT_RGB_8_GBGB,
+	}, {
+		.name     = "12 bpp YUV411",
+		.fourcc   = V4L2_PIX_FMT_YUV411P,
+		.depth    = 12,
+		.reg      = EM28XX_OUTFMT_YUV411,
+#if 0
+	/* TODO: Those formats need test and fourcc entries */
+	}, {
+		.name     = "Bayer, 8bit RGRG..GBGB",
+		.fourcc   = 0,
+		.depth    = 8,
+		.reg      = EM28XX_OUTFMT_RGB_8_GBGB,
+	}, {
+		.name     = "Y1-U-Y0-V, 16 bpp",
+		.fourcc   = 0,
+		.depth    = 16,
+		.reg      = EM28XX_OUTFMT_YUV422_Y1UY0V
+	}, {
+		.name     = "YUV211, 8 bpp",
+		.fourcc   = 0,
+		.depth    = 8,
+		.reg      = EM28XX_OUTFMT_YUV211,
+#endif
 	},
 };
 
@@ -705,7 +748,11 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
 		return -EINVAL;
 	}
 
-	if (dev->board.is_em2800) {
+	if (dev->board.is_27xx) {
+		/* FIXME: This is the only supported fmt */
+		width  = 640;
+		height = 480;
+	} else if (dev->board.is_em2800) {
 		/* the em2800 can only scale down to 50% */
 		height = height > (3 * maxh / 4) ? maxh : maxh / 2;
 		width = width > (3 * maxw / 4) ? maxw : maxw / 2;
@@ -737,13 +784,40 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
 	return 0;
 }
 
+static int em28xx_set_video_format(struct em28xx *dev, unsigned int fourcc,
+				   unsigned width, unsigned height)
+{
+	struct em28xx_fmt     *fmt;
+
+	/* FIXME: This is the only supported fmt */
+	if (dev->board.is_27xx) {
+		width  = 640;
+		height = 480;
+	}
+
+	fmt = format_by_fourcc(fourcc);
+	if (!fmt)
+		return -EINVAL;
+
+	dev->format = fmt;
+	dev->width  = width;
+	dev->height = height;
+
+	/* set new image size */
+	get_scale(dev, dev->width, dev->height, &dev->hscale, &dev->vscale);
+
+	em28xx_set_alternate(dev);
+	em28xx_resolution_set(dev);
+
+	return 0;
+}
+
 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
 			struct v4l2_format *f)
 {
 	struct em28xx_fh      *fh  = priv;
 	struct em28xx         *dev = fh->dev;
 	int                   rc;
-	struct em28xx_fmt     *fmt;
 
 	rc = check_dev(dev);
 	if (rc < 0)
@@ -753,12 +827,6 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
 
 	vidioc_try_fmt_vid_cap(file, priv, f);
 
-	fmt = format_by_fourcc(f->fmt.pix.pixelformat);
-	if (!fmt) {
-		rc = -EINVAL;
-		goto out;
-	}
-
 	if (videobuf_queue_is_busy(&fh->vb_vidq)) {
 		em28xx_errdev("%s queue busy\n", __func__);
 		rc = -EBUSY;
@@ -771,16 +839,8 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
 		goto out;
 	}
 
-	/* set new image size */
-	dev->width = f->fmt.pix.width;
-	dev->height = f->fmt.pix.height;
-	dev->format = fmt;
-	get_scale(dev, dev->width, dev->height, &dev->hscale, &dev->vscale);
-
-	em28xx_set_alternate(dev);
-	em28xx_resolution_set(dev);
-
-	rc = 0;
+	rc = em28xx_set_video_format(dev, f->fmt.pix.pixelformat,
+				f->fmt.pix.width, f->fmt.pix.height);
 
 out:
 	mutex_unlock(&dev->lock);
@@ -1373,6 +1433,9 @@ static int vidioc_querycap(struct file *file, void  *priv,
 static int vidioc_enum_fmt_vid_cap(struct file *file, void  *priv,
 					struct v4l2_fmtdesc *f)
 {
+	struct em28xx_fh      *fh  = priv;
+	struct em28xx         *dev = fh->dev;
+
 	if (unlikely(f->index >= ARRAY_SIZE(format)))
 		return -EINVAL;
 
@@ -1671,11 +1734,6 @@ static int em28xx_v4l2_open(struct file *filp)
 	filp->private_data = fh;
 
 	if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE && dev->users == 0) {
-		dev->width = norm_maxw(dev);
-		dev->height = norm_maxh(dev);
-		dev->hscale = 0;
-		dev->vscale = 0;
-
 		em28xx_set_mode(dev, EM28XX_ANALOG_MODE);
 		em28xx_set_alternate(dev);
 		em28xx_resolution_set(dev);
@@ -2029,15 +2087,14 @@ int em28xx_register_analog_devices(struct em28xx *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;
 	dev->ctl_input = 0;
 
 	/* Analog specific initialization */
 	dev->format = &format[0];
+	em28xx_set_video_format(dev, format[0].fourcc,
+				norm_maxw(dev), norm_maxh(dev));
+
 	video_mux(dev, dev->ctl_input);
 
 	/* Audio defaults */
diff --git a/linux/drivers/media/video/em28xx/em28xx.h b/linux/drivers/media/video/em28xx/em28xx.h
index 6fb890efa..2eedfef53 100644
--- a/linux/drivers/media/video/em28xx/em28xx.h
+++ b/linux/drivers/media/video/em28xx/em28xx.h
@@ -108,6 +108,7 @@
 #define EM2860_BOARD_TERRATEC_AV350		  68
 #define EM2882_BOARD_KWORLD_ATSC_315U		  69
 #define EM2882_BOARD_EVGA_INDTUBE		  70
+#define EM2820_BOARD_SILVERCREST_WEBCAM           71
 
 /* Limits minimum and default number of buffers */
 #define EM28XX_MIN_BUF 4
@@ -361,6 +362,7 @@ enum em28xx_decoder {
 	EM28XX_NODECODER,
 	EM28XX_TVP5150,
 	EM28XX_SAA711X,
+	EM28XX_MT9V011,
 };
 
 enum em28xx_adecoder {
@@ -389,6 +391,7 @@ struct em28xx_board {
 	unsigned int max_range_640_480:1;
 	unsigned int has_dvb:1;
 	unsigned int has_snapshot_button:1;
+	unsigned int is_27xx:1;
 	unsigned int valid:1;
 
 	unsigned char xclk, i2c_speed;
diff --git a/linux/drivers/media/video/gspca/stv06xx/stv06xx.h b/linux/drivers/media/video/gspca/stv06xx/stv06xx.h
index bb73c3288..bdea4dae2 100644
--- a/linux/drivers/media/video/gspca/stv06xx/stv06xx.h
+++ b/linux/drivers/media/video/gspca/stv06xx/stv06xx.h
@@ -37,10 +37,6 @@
 
 #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 */
diff --git a/linux/drivers/media/video/mt9v011.c b/linux/drivers/media/video/mt9v011.c
new file mode 100644
index 000000000..505529e3e
--- /dev/null
+++ b/linux/drivers/media/video/mt9v011.c
@@ -0,0 +1,447 @@
+/*
+ * mt9v011 -Micron 1/4-Inch VGA Digital Image Sensor
+ *
+ * Copyright (c) 2009 Mauro Carvalho Chehab (mchehab@redhat.com)
+ * This code is placed under the terms of the GNU General Public License v2
+ */
+
+#include <linux/i2c.h>
+#include "compat.h"
+#include <linux/videodev2.h>
+#include <linux/delay.h>
+#include <media/v4l2-device.h>
+#include "mt9v011.h"
+#include <media/v4l2-i2c-drv.h>
+#include <media/v4l2-chip-ident.h>
+
+MODULE_DESCRIPTION("Micron mt9v011 sensor driver");
+MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@redhat.com>");
+MODULE_LICENSE("GPL");
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26)
+/* standard i2c insmod options */
+static unsigned short normal_i2c[] = {
+	0xba >> 1,
+	I2C_CLIENT_END
+};
+
+I2C_CLIENT_INSMOD;
+#endif
+
+static int debug;
+module_param(debug, int, 0);
+MODULE_PARM_DESC(debug, "Debug level (0-2)");
+
+/* supported controls */
+static struct v4l2_queryctrl mt9v011_qctrl[] = {
+	{
+		.id = V4L2_CID_GAIN,
+		.type = V4L2_CTRL_TYPE_INTEGER,
+		.name = "Gain",
+		.minimum = 0,
+		.maximum = (1 << 10) - 1,
+		.step = 1,
+		.default_value = 0x0020,
+		.flags = 0,
+	}, {
+		.id = V4L2_CID_RED_BALANCE,
+		.type = V4L2_CTRL_TYPE_INTEGER,
+		.name = "Red Balance",
+		.minimum = -1 << 9,
+		.maximum = (1 << 9) - 1,
+		.step = 1,
+		.default_value = 0,
+		.flags = 0,
+	}, {
+		.id = V4L2_CID_BLUE_BALANCE,
+		.type = V4L2_CTRL_TYPE_INTEGER,
+		.name = "Blue Balance",
+		.minimum = -1 << 9,
+		.maximum = (1 << 9) - 1,
+		.step = 1,
+		.default_value = 0,
+		.flags = 0,
+	},
+};
+
+struct mt9v011 {
+	struct v4l2_subdev sd;
+	unsigned width, height;
+
+	u16 global_gain, red_bal, blue_bal;
+};
+
+static inline struct mt9v011 *to_mt9v011(struct v4l2_subdev *sd)
+{
+	return container_of(sd, struct mt9v011, sd);
+}
+
+static int mt9v011_read(struct v4l2_subdev *sd, unsigned char addr)
+{
+	struct i2c_client *c = v4l2_get_subdevdata(sd);
+	__be16 buffer;
+	int rc, val;
+
+	rc = i2c_master_send(c, &addr, 1);
+	if (rc != 1)
+		v4l2_dbg(0, debug, sd,
+			 "i2c i/o error: rc == %d (should be 1)\n", rc);
+
+	msleep(10);
+
+	rc = i2c_master_recv(c, (char *)&buffer, 2);
+	if (rc != 2)
+		v4l2_dbg(0, debug, sd,
+			 "i2c i/o error: rc == %d (should be 2)\n", rc);
+
+	val = be16_to_cpu(buffer);
+
+	v4l2_dbg(2, debug, sd, "mt9v011: read 0x%02x = 0x%04x\n", addr, val);
+
+	return val;
+}
+
+static void mt9v011_write(struct v4l2_subdev *sd, unsigned char addr,
+				 u16 value)
+{
+	struct i2c_client *c = v4l2_get_subdevdata(sd);
+	unsigned char buffer[3];
+	int rc;
+
+	buffer[0] = addr;
+	buffer[1] = value >> 8;
+	buffer[2] = value & 0xff;
+
+	v4l2_dbg(2, debug, sd,
+		 "mt9v011: writing 0x%02x 0x%04x\n", buffer[0], value);
+	rc = i2c_master_send(c, buffer, 3);
+	if (rc != 3)
+		v4l2_dbg(0, debug, sd,
+			 "i2c i/o error: rc == %d (should be 3)\n", rc);
+}
+
+
+struct i2c_reg_value {
+	unsigned char reg;
+	u16           value;
+};
+
+/*
+ * Values used at the original driver
+ * Some values are marked as Reserved at the datasheet
+ */
+static const struct i2c_reg_value mt9v011_init_default[] = {
+		{ R0D_MT9V011_RESET, 0x0001 },
+		{ R0D_MT9V011_RESET, 0x0000 },
+
+		{ R0C_MT9V011_SHUTTER_DELAY, 0x0000 },
+		{ R09_MT9V011_SHUTTER_WIDTH, 0x1fc },
+
+		{ R0A_MT9V011_CLK_SPEED, 0x0000 },
+		{ R1E_MT9V011_DIGITAL_ZOOM,  0x0000 },
+		{ R20_MT9V011_READ_MODE, 0x1000 },
+
+		{ R07_MT9V011_OUT_CTRL, 0x000a },	/* chip enable */
+};
+
+static void set_balance(struct v4l2_subdev *sd)
+{
+	struct mt9v011 *core = to_mt9v011(sd);
+	u16 green1_gain, green2_gain, blue_gain, red_gain;
+
+	green1_gain = core->global_gain;
+	green2_gain = core->global_gain;
+
+	blue_gain = core->global_gain +
+		    core->global_gain * core->blue_bal / (1 << 9);
+
+	red_gain = core->global_gain +
+		   core->global_gain * core->blue_bal / (1 << 9);
+
+	mt9v011_write(sd, R2B_MT9V011_GREEN_1_GAIN, green1_gain);
+	mt9v011_write(sd, R2E_MT9V011_GREEN_2_GAIN,  green1_gain);
+	mt9v011_write(sd, R2C_MT9V011_BLUE_GAIN, blue_gain);
+	mt9v011_write(sd, R2D_MT9V011_RED_GAIN, red_gain);
+}
+
+static void set_res(struct v4l2_subdev *sd)
+{
+	struct mt9v011 *core = to_mt9v011(sd);
+	unsigned vstart, hstart;
+
+	/*
+	 * The mt9v011 doesn't have scaling. So, in order to select the desired
+	 * resolution, we're cropping at the middle of the sensor.
+	 * hblank and vblank should be adjusted, in order to warrant that
+	 * we'll preserve the line timings for 30 fps, no matter what resolution
+	 * is selected.
+	 * NOTE: datasheet says that width (and height) should be filled with
+	 * width-1. However, this doesn't work, since one pixel per line will
+	 * be missing.
+	 */
+
+	hstart = 14 + (640 - core->width) / 2;
+	mt9v011_write(sd, R02_MT9V011_COLSTART, hstart);
+	mt9v011_write(sd, R04_MT9V011_WIDTH, core->width);
+	mt9v011_write(sd, R05_MT9V011_HBLANK, 771 - core->width);
+
+	vstart = 8 + (640 - core->height) / 2;
+	mt9v011_write(sd, R01_MT9V011_ROWSTART, vstart);
+	mt9v011_write(sd, R03_MT9V011_HEIGHT, core->height);
+	mt9v011_write(sd, R06_MT9V011_VBLANK, 508 - core->height);
+};
+
+static int mt9v011_reset(struct v4l2_subdev *sd, u32 val)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(mt9v011_init_default); i++)
+		mt9v011_write(sd, mt9v011_init_default[i].reg,
+			       mt9v011_init_default[i].value);
+
+	set_balance(sd);
+	set_res(sd);
+
+	return 0;
+};
+
+static int mt9v011_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
+{
+	struct mt9v011 *core = to_mt9v011(sd);
+
+	v4l2_dbg(1, debug, sd, "g_ctrl called\n");
+
+	switch (ctrl->id) {
+	case V4L2_CID_GAIN:
+		ctrl->value = core->global_gain;
+		return 0;
+	case V4L2_CID_RED_BALANCE:
+		ctrl->value = core->red_bal;
+		return 0;
+	case V4L2_CID_BLUE_BALANCE:
+		ctrl->value = core->blue_bal;
+		return 0;
+	}
+	return -EINVAL;
+}
+
+static int mt9v011_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
+{
+	struct mt9v011 *core = to_mt9v011(sd);
+	u8 i, n;
+	n = ARRAY_SIZE(mt9v011_qctrl);
+
+	for (i = 0; i < n; i++) {
+		if (ctrl->id != mt9v011_qctrl[i].id)
+			continue;
+		if (ctrl->value < mt9v011_qctrl[i].minimum ||
+		    ctrl->value > mt9v011_qctrl[i].maximum)
+			return -ERANGE;
+		v4l2_dbg(1, debug, sd, "s_ctrl: id=%d, value=%d\n",
+					ctrl->id, ctrl->value);
+		break;
+	}
+
+	switch (ctrl->id) {
+	case V4L2_CID_GAIN:
+		core->global_gain = ctrl->value;
+		break;
+	case V4L2_CID_RED_BALANCE:
+		core->red_bal = ctrl->value;
+		break;
+	case V4L2_CID_BLUE_BALANCE:
+		core->blue_bal = ctrl->value;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	set_balance(sd);
+
+	return 0;
+}
+
+static int mt9v011_enum_fmt(struct v4l2_subdev *sd, struct v4l2_fmtdesc *fmt)
+{
+	if (fmt->index > 0)
+		return -EINVAL;
+
+	fmt->flags = 0;
+	strcpy(fmt->description, "8 bpp Bayer GRGR..BGBG");
+	fmt->pixelformat = V4L2_PIX_FMT_SGRBG8;
+
+	return 0;
+}
+
+static int mt9v011_try_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt)
+{
+	struct v4l2_pix_format *pix = &fmt->fmt.pix;
+
+	if (pix->pixelformat != V4L2_PIX_FMT_SGRBG8)
+		return -EINVAL;
+
+	v4l_bound_align_image(&pix->width, 48, 639, 1,
+			      &pix->height, 32, 480, 1, 0);
+
+	return 0;
+}
+
+static int mt9v011_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt)
+{
+	struct v4l2_pix_format *pix = &fmt->fmt.pix;
+	struct mt9v011 *core = to_mt9v011(sd);
+	int rc;
+
+	rc = mt9v011_try_fmt(sd, fmt);
+	if (rc < 0)
+		return -EINVAL;
+
+	core->width = pix->width;
+	core->height = pix->height;
+
+	set_res(sd);
+
+	return 0;
+}
+
+
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+static int mt9v011_g_register(struct v4l2_subdev *sd,
+			      struct v4l2_dbg_register *reg)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+	if (!v4l2_chip_match_i2c_client(client, &reg->match))
+		return -EINVAL;
+	if (!capable(CAP_SYS_ADMIN))
+		return -EPERM;
+
+	reg->val = mt9v011_read(sd, reg->reg & 0xff);
+	reg->size = 2;
+
+	return 0;
+}
+
+static int mt9v011_s_register(struct v4l2_subdev *sd,
+			      struct v4l2_dbg_register *reg)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+	if (!v4l2_chip_match_i2c_client(client, &reg->match))
+		return -EINVAL;
+	if (!capable(CAP_SYS_ADMIN))
+		return -EPERM;
+
+	mt9v011_write(sd, reg->reg & 0xff, reg->val & 0xffff);
+
+	return 0;
+}
+#endif
+
+static int mt9v011_g_chip_ident(struct v4l2_subdev *sd,
+				struct v4l2_dbg_chip_ident *chip)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+	return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_MT9V011,
+					  MT9V011_VERSION);
+}
+
+static const struct v4l2_subdev_core_ops mt9v011_core_ops = {
+	.g_ctrl = mt9v011_g_ctrl,
+	.s_ctrl = mt9v011_s_ctrl,
+	.reset = mt9v011_reset,
+	.g_chip_ident = mt9v011_g_chip_ident,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.g_register = mt9v011_g_register,
+	.s_register = mt9v011_s_register,
+#endif
+};
+
+static const struct v4l2_subdev_video_ops mt9v011_video_ops = {
+	.enum_fmt = mt9v011_enum_fmt,
+	.try_fmt = mt9v011_try_fmt,
+	.s_fmt = mt9v011_s_fmt,
+};
+
+static const struct v4l2_subdev_ops mt9v011_ops = {
+	.core  = &mt9v011_core_ops,
+	.video = &mt9v011_video_ops,
+};
+
+
+/****************************************************************************
+			I2C Client & Driver
+ ****************************************************************************/
+
+static int mt9v011_probe(struct i2c_client *c,
+			 const struct i2c_device_id *id)
+{
+	u16 version;
+	struct mt9v011 *core;
+	struct v4l2_subdev *sd;
+
+	/* Check if the adapter supports the needed features */
+	if (!i2c_check_functionality(c->adapter,
+	     I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
+		return -EIO;
+
+	core = kzalloc(sizeof(struct mt9v011), GFP_KERNEL);
+	if (!core)
+		return -ENOMEM;
+
+	sd = &core->sd;
+	v4l2_i2c_subdev_init(sd, c, &mt9v011_ops);
+
+	/* Check if the sensor is really a MT9V011 */
+	version = mt9v011_read(sd, R00_MT9V011_CHIP_VERSION);
+	if (version != MT9V011_VERSION) {
+		v4l2_info(sd, "*** unknown micron chip detected (0x%04x.\n",
+			  version);
+		kfree(core);
+		return -EINVAL;
+	}
+
+	core->global_gain = 0x0024;
+	core->width  = 640;
+	core->height = 480;
+
+	v4l_info(c, "chip found @ 0x%02x (%s)\n",
+		 c->addr << 1, c->adapter->name);
+
+	return 0;
+}
+
+static int mt9v011_remove(struct i2c_client *c)
+{
+	struct v4l2_subdev *sd = i2c_get_clientdata(c);
+
+	v4l2_dbg(1, debug, sd,
+		"mt9v011.c: removing mt9v011 adapter on address 0x%x\n",
+		c->addr << 1);
+
+	v4l2_device_unregister_subdev(sd);
+	kfree(to_mt9v011(sd));
+	return 0;
+}
+
+/* ----------------------------------------------------------------------- */
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
+static const struct i2c_device_id mt9v011_id[] = {
+	{ "mt9v011", 0 },
+	{ }
+};
+MODULE_DEVICE_TABLE(i2c, mt9v011_id);
+
+#endif
+static struct v4l2_i2c_driver_data v4l2_i2c_data = {
+	.name = "mt9v011",
+	.probe = mt9v011_probe,
+	.remove = mt9v011_remove,
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26)
+	.legacy_class = I2C_CLASS_TV_ANALOG | I2C_CLASS_TV_DIGITAL,
+#else
+	.id_table = mt9v011_id,
+#endif
+};
diff --git a/linux/drivers/media/video/mt9v011.h b/linux/drivers/media/video/mt9v011.h
new file mode 100644
index 000000000..9e443ee30
--- /dev/null
+++ b/linux/drivers/media/video/mt9v011.h
@@ -0,0 +1,35 @@
+/*
+ * mt9v011 -Micron 1/4-Inch VGA Digital Image Sensor
+ *
+ * Copyright (c) 2009 Mauro Carvalho Chehab (mchehab@redhat.com)
+ * This code is placed under the terms of the GNU General Public License v2
+ */
+
+#ifndef MT9V011_H_
+#define MT9V011_H_
+
+#define R00_MT9V011_CHIP_VERSION	0x00
+#define R01_MT9V011_ROWSTART		0x01
+#define R02_MT9V011_COLSTART		0x02
+#define R03_MT9V011_HEIGHT		0x03
+#define R04_MT9V011_WIDTH		0x04
+#define R05_MT9V011_HBLANK		0x05
+#define R06_MT9V011_VBLANK		0x06
+#define R07_MT9V011_OUT_CTRL		0x07
+#define R09_MT9V011_SHUTTER_WIDTH	0x09
+#define R0A_MT9V011_CLK_SPEED		0x0a
+#define R0B_MT9V011_RESTART		0x0b
+#define R0C_MT9V011_SHUTTER_DELAY	0x0c
+#define R0D_MT9V011_RESET		0x0d
+#define R1E_MT9V011_DIGITAL_ZOOM	0x1e
+#define R20_MT9V011_READ_MODE		0x20
+#define R2B_MT9V011_GREEN_1_GAIN	0x2b
+#define R2C_MT9V011_BLUE_GAIN		0x2c
+#define R2D_MT9V011_RED_GAIN		0x2d
+#define R2E_MT9V011_GREEN_2_GAIN	0x2e
+#define R35_MT9V011_GLOBAL_GAIN		0x35
+#define RF1_MT9V011_CHIP_ENABLE		0xf1
+
+#define MT9V011_VERSION			0x8243
+
+#endif
diff --git a/linux/drivers/media/video/pwc/pwc.h b/linux/drivers/media/video/pwc/pwc.h
index 3a89dca13..7a766eb35 100644
--- a/linux/drivers/media/video/pwc/pwc.h
+++ b/linux/drivers/media/video/pwc/pwc.h
@@ -137,12 +137,6 @@
 #define DEVICE_USE_CODEC3(x) ((x)>=700)
 #define DEVICE_USE_CODEC23(x) ((x)>=675)
 
-
-#ifndef V4L2_PIX_FMT_PWC1
-#define V4L2_PIX_FMT_PWC1	v4l2_fourcc('P','W','C','1')
-#define V4L2_PIX_FMT_PWC2	v4l2_fourcc('P','W','C','2')
-#endif
-
 /* The following structures were based on cpia.h. Why reinvent the wheel? :-) */
 struct pwc_iso_buf
 {
diff --git a/linux/drivers/media/video/soc_camera.c b/linux/drivers/media/video/soc_camera.c
index e4056a9c2..4f315c1b7 100644
--- a/linux/drivers/media/video/soc_camera.c
+++ b/linux/drivers/media/video/soc_camera.c
@@ -238,11 +238,11 @@ static int soc_camera_init_user_formats(struct soc_camera_device *icd)
 		return -ENOMEM;
 
 	icd->num_user_formats = fmts;
-	fmts = 0;
 
 	dev_dbg(&icd->dev, "Found %d supported formats.\n", fmts);
 
 	/* Second pass - actually fill data formats */
+	fmts = 0;
 	for (i = 0; i < icd->num_formats; i++)
 		if (!ici->ops->get_formats) {
 			icd->user_formats[i].host_fmt = icd->formats + i;
@@ -878,8 +878,11 @@ static int soc_camera_probe(struct device *dev)
 			(unsigned short)~0;
 
 		ret = soc_camera_init_user_formats(icd);
-		if (ret < 0)
+		if (ret < 0) {
+			if (icd->ops->remove)
+				icd->ops->remove(icd);
 			goto eiufmt;
+		}
 
 		icd->height	= DEFAULT_HEIGHT;
 		icd->width	= DEFAULT_WIDTH;
@@ -903,8 +906,10 @@ static int soc_camera_remove(struct device *dev)
 {
 	struct soc_camera_device *icd = to_soc_camera_dev(dev);
 
+	mutex_lock(&icd->video_lock);
 	if (icd->ops->remove)
 		icd->ops->remove(icd);
+	mutex_unlock(&icd->video_lock);
 
 	soc_camera_free_user_formats(icd);
 
@@ -1146,6 +1151,7 @@ evidallocd:
 }
 EXPORT_SYMBOL(soc_camera_video_start);
 
+/* Called from client .remove() methods with .video_lock held */
 void soc_camera_video_stop(struct soc_camera_device *icd)
 {
 	struct video_device *vdev = icd->vdev;
@@ -1155,10 +1161,8 @@ void soc_camera_video_stop(struct soc_camera_device *icd)
 	if (!icd->dev.parent || !vdev)
 		return;
 
-	mutex_lock(&icd->video_lock);
 	video_unregister_device(vdev);
 	icd->vdev = NULL;
-	mutex_unlock(&icd->video_lock);
 }
 EXPORT_SYMBOL(soc_camera_video_stop);
 
diff --git a/linux/drivers/media/video/v4l2-common.c b/linux/drivers/media/video/v4l2-common.c
index ab91734b1..864ee0772 100644
--- a/linux/drivers/media/video/v4l2-common.c
+++ b/linux/drivers/media/video/v4l2-common.c
@@ -1066,7 +1066,7 @@ struct v4l2_subdev *v4l2_i2c_new_subdev_cfg(struct v4l2_device *v4l2_dev,
 		u8 addr, const unsigned short *probe_addrs)
 {
 	struct v4l2_subdev *sd = NULL;
-	struct i2c_client *client;
+	struct i2c_client *client = NULL;
 
 	BUG_ON(!v4l2_dev);
 
diff --git a/linux/drivers/media/video/v4l2-ioctl.c b/linux/drivers/media/video/v4l2-ioctl.c
index 625fe7698..80c94dc5a 100644
--- a/linux/drivers/media/video/v4l2-ioctl.c
+++ b/linux/drivers/media/video/v4l2-ioctl.c
@@ -43,6 +43,12 @@
 			printk(KERN_DEBUG "%s: " fmt, vfd->name, ## arg);\
 		} while (0)
 
+#define dbgarg3(fmt, arg...) \
+		do {							\
+		    if (vfd->debug & V4L2_DEBUG_IOCTL_ARG)		\
+			printk(KERN_CONT "%s: " fmt, vfd->name, ## arg);\
+		} while (0)
+
 /* Zero out the end of the struct pointed to by p.  Everthing after, but
  * not including, the specified field is cleared. */
 #define CLEAR_AFTER_FIELD(p, field) \
@@ -1727,20 +1733,20 @@ static long __video_do_ioctl(struct file *file,
 			p->type);
 		switch (p->type) {
 		case V4L2_FRMSIZE_TYPE_DISCRETE:
-			printk("width = %d, height=%d\n",
+			dbgarg3("width = %d, height=%d\n",
 				p->discrete.width, p->discrete.height);
 			break;
 		case V4L2_FRMSIZE_TYPE_STEPWISE:
-			printk("min %dx%d, max %dx%d, step %dx%d\n",
+			dbgarg3("min %dx%d, max %dx%d, step %dx%d\n",
 				p->stepwise.min_width,  p->stepwise.min_height,
 				p->stepwise.step_width, p->stepwise.step_height,
 				p->stepwise.max_width,  p->stepwise.max_height);
 			break;
 		case V4L2_FRMSIZE_TYPE_CONTINUOUS:
-			printk("continuous\n");
+			dbgarg3("continuous\n");
 			break;
 		default:
-			printk("- Unknown type!\n");
+			dbgarg3("- Unknown type!\n");
 		}
 
 		break;
diff --git a/linux/drivers/media/video/vivi.c b/linux/drivers/media/video/vivi.c
index fe39b7326..afd8e2a5a 100644
--- a/linux/drivers/media/video/vivi.c
+++ b/linux/drivers/media/video/vivi.c
@@ -346,6 +346,53 @@ static struct bar_std bars[] = {
 #define TO_U(r, g, b) \
 	(((-9714 * r - 19070 * g + 28784 * b + 32768) >> 16) + 128)
 
+/* precalculate color bar values to speed up rendering */
+static void precalculate_bars(struct vivi_fh *fh)
+{
+	struct vivi_dev *dev = fh->dev;
+	unsigned char r, g, b;
+	int k, is_yuv;
+
+	fh->input = dev->input;
+
+	for (k = 0; k < 8; k++) {
+		r = bars[fh->input].bar[k][0];
+		g = bars[fh->input].bar[k][1];
+		b = bars[fh->input].bar[k][2];
+		is_yuv = 0;
+
+		switch (fh->fmt->fourcc) {
+		case V4L2_PIX_FMT_YUYV:
+		case V4L2_PIX_FMT_UYVY:
+			is_yuv = 1;
+			break;
+		case V4L2_PIX_FMT_RGB565:
+		case V4L2_PIX_FMT_RGB565X:
+			r >>= 3;
+			g >>= 2;
+			b >>= 3;
+			break;
+		case V4L2_PIX_FMT_RGB555:
+		case V4L2_PIX_FMT_RGB555X:
+			r >>= 3;
+			g >>= 3;
+			b >>= 3;
+			break;
+		}
+
+		if (is_yuv) {
+			fh->bars[k][0] = TO_Y(r, g, b);	/* Luma */
+			fh->bars[k][1] = TO_U(r, g, b);	/* Cb */
+			fh->bars[k][2] = TO_V(r, g, b);	/* Cr */
+		} else {
+			fh->bars[k][0] = r;
+			fh->bars[k][1] = g;
+			fh->bars[k][2] = b;
+		}
+	}
+
+}
+
 #define TSTAMP_MIN_Y	24
 #define TSTAMP_MAX_Y	(TSTAMP_MIN_Y + 15)
 #define TSTAMP_INPUT_X	10
@@ -758,6 +805,8 @@ buffer_prepare(struct videobuf_queue *vq, struct videobuf_buffer *vb,
 	buf->vb.height = fh->height;
 	buf->vb.field  = field;
 
+	precalculate_bars(fh);
+
 	if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
 		rc = videobuf_iolock(vq, &buf->vb, NULL);
 		if (rc < 0)
@@ -896,53 +945,6 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
 	return 0;
 }
 
-/* precalculate color bar values to speed up rendering */
-static void precalculate_bars(struct vivi_fh *fh)
-{
-	struct vivi_dev *dev = fh->dev;
-	unsigned char r, g, b;
-	int k, is_yuv;
-
-	fh->input = dev->input;
-
-	for (k = 0; k < 8; k++) {
-		r = bars[fh->input].bar[k][0];
-		g = bars[fh->input].bar[k][1];
-		b = bars[fh->input].bar[k][2];
-		is_yuv = 0;
-
-		switch (fh->fmt->fourcc) {
-		case V4L2_PIX_FMT_YUYV:
-		case V4L2_PIX_FMT_UYVY:
-			is_yuv = 1;
-			break;
-		case V4L2_PIX_FMT_RGB565:
-		case V4L2_PIX_FMT_RGB565X:
-			r >>= 3;
-			g >>= 2;
-			b >>= 3;
-			break;
-		case V4L2_PIX_FMT_RGB555:
-		case V4L2_PIX_FMT_RGB555X:
-			r >>= 3;
-			g >>= 3;
-			b >>= 3;
-			break;
-		}
-
-		if (is_yuv) {
-			fh->bars[k][0] = TO_Y(r, g, b);	/* Luma */
-			fh->bars[k][1] = TO_U(r, g, b);	/* Cb */
-			fh->bars[k][2] = TO_V(r, g, b);	/* Cr */
-		} else {
-			fh->bars[k][0] = r;
-			fh->bars[k][1] = g;
-			fh->bars[k][2] = b;
-		}
-	}
-
-}
-
 /*FIXME: This seems to be generic enough to be at videodev2 */
 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
 					struct v4l2_format *f)
@@ -968,8 +970,6 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
 	fh->vb_vidq.field = f->fmt.pix.field;
 	fh->type          = f->type;
 
-	precalculate_bars(fh);
-
 	ret = 0;
 out:
 	mutex_unlock(&q->vb_lock);
@@ -1360,6 +1360,7 @@ static int __init vivi_create_instance(int inst)
 		goto unreg_dev;
 
 	*vfd = vivi_template;
+	vfd->debug = debug;
 
 	ret = video_register_device(vfd, VFL_TYPE_GRABBER, video_nr);
 	if (ret < 0)
diff --git a/linux/include/linux/videodev2.h b/linux/include/linux/videodev2.h
index 699ea62a7..ee6458f74 100644
--- a/linux/include/linux/videodev2.h
+++ b/linux/include/linux/videodev2.h
@@ -275,7 +275,9 @@ struct v4l2_pix_format {
 	__u32			priv;		/* private data, depends on pixelformat */
 };
 
-/*      Pixel format         FOURCC                        depth  Description  */
+/*      Pixel format         FOURCC                          depth  Description  */
+
+/* RGB formats */
 #define V4L2_PIX_FMT_RGB332  v4l2_fourcc('R', 'G', 'B', '1') /*  8  RGB-3-3-2     */
 #define V4L2_PIX_FMT_RGB444  v4l2_fourcc('R', '4', '4', '4') /* 16  xxxxrrrr ggggbbbb */
 #define V4L2_PIX_FMT_RGB555  v4l2_fourcc('R', 'G', 'B', 'O') /* 16  RGB-5-5-5     */
@@ -286,12 +288,20 @@ struct v4l2_pix_format {
 #define V4L2_PIX_FMT_RGB24   v4l2_fourcc('R', 'G', 'B', '3') /* 24  RGB-8-8-8     */
 #define V4L2_PIX_FMT_BGR32   v4l2_fourcc('B', 'G', 'R', '4') /* 32  BGR-8-8-8-8   */
 #define V4L2_PIX_FMT_RGB32   v4l2_fourcc('R', 'G', 'B', '4') /* 32  RGB-8-8-8-8   */
+
+/* Grey formats */
 #define V4L2_PIX_FMT_GREY    v4l2_fourcc('G', 'R', 'E', 'Y') /*  8  Greyscale     */
 #define V4L2_PIX_FMT_Y16     v4l2_fourcc('Y', '1', '6', ' ') /* 16  Greyscale     */
+
+/* Palette formats */
 #define V4L2_PIX_FMT_PAL8    v4l2_fourcc('P', 'A', 'L', '8') /*  8  8-bit palette */
+
+/* Luminance+Chrominance formats */
 #define V4L2_PIX_FMT_YVU410  v4l2_fourcc('Y', 'V', 'U', '9') /*  9  YVU 4:1:0     */
 #define V4L2_PIX_FMT_YVU420  v4l2_fourcc('Y', 'V', '1', '2') /* 12  YVU 4:2:0     */
 #define V4L2_PIX_FMT_YUYV    v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16  YUV 4:2:2     */
+#define V4L2_PIX_FMT_YYUV    v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16  YUV 4:2:2     */
+#define V4L2_PIX_FMT_YVYU    v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
 #define V4L2_PIX_FMT_UYVY    v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16  YUV 4:2:2     */
 #define V4L2_PIX_FMT_VYUY    v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16  YUV 4:2:2     */
 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16  YVU422 planar */
@@ -301,6 +311,10 @@ struct v4l2_pix_format {
 #define V4L2_PIX_FMT_YUV555  v4l2_fourcc('Y', 'U', 'V', 'O') /* 16  YUV-5-5-5     */
 #define V4L2_PIX_FMT_YUV565  v4l2_fourcc('Y', 'U', 'V', 'P') /* 16  YUV-5-6-5     */
 #define V4L2_PIX_FMT_YUV32   v4l2_fourcc('Y', 'U', 'V', '4') /* 32  YUV-8-8-8-8   */
+#define V4L2_PIX_FMT_YUV410  v4l2_fourcc('Y', 'U', 'V', '9') /*  9  YUV 4:1:0     */
+#define V4L2_PIX_FMT_YUV420  v4l2_fourcc('Y', 'U', '1', '2') /* 12  YUV 4:2:0     */
+#define V4L2_PIX_FMT_HI240   v4l2_fourcc('H', 'I', '2', '4') /*  8  8-bit color   */
+#define V4L2_PIX_FMT_HM12    v4l2_fourcc('H', 'M', '1', '2') /*  8  YUV 4:2:0 16x16 macroblocks */
 
 /* two planes -- one Y, one Cr + Cb interleaved  */
 #define V4L2_PIX_FMT_NV12    v4l2_fourcc('N', 'V', '1', '2') /* 12  Y/CbCr 4:2:0  */
@@ -308,23 +322,17 @@ struct v4l2_pix_format {
 #define V4L2_PIX_FMT_NV16    v4l2_fourcc('N', 'V', '1', '6') /* 16  Y/CbCr 4:2:2  */
 #define V4L2_PIX_FMT_NV61    v4l2_fourcc('N', 'V', '6', '1') /* 16  Y/CrCb 4:2:2  */
 
-/*  The following formats are not defined in the V4L2 specification */
-#define V4L2_PIX_FMT_YUV410  v4l2_fourcc('Y', 'U', 'V', '9') /*  9  YUV 4:1:0     */
-#define V4L2_PIX_FMT_YUV420  v4l2_fourcc('Y', 'U', '1', '2') /* 12  YUV 4:2:0     */
-#define V4L2_PIX_FMT_YYUV    v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16  YUV 4:2:2     */
-#define V4L2_PIX_FMT_HI240   v4l2_fourcc('H', 'I', '2', '4') /*  8  8-bit color   */
-#define V4L2_PIX_FMT_HM12    v4l2_fourcc('H', 'M', '1', '2') /*  8  YUV 4:2:0 16x16 macroblocks */
-
-/* see http://www.siliconimaging.com/RGB%20Bayer.htm */
+/* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */
 #define V4L2_PIX_FMT_SBGGR8  v4l2_fourcc('B', 'A', '8', '1') /*  8  BGBG.. GRGR.. */
 #define V4L2_PIX_FMT_SGBRG8  v4l2_fourcc('G', 'B', 'R', 'G') /*  8  GBGB.. RGRG.. */
-/*
- * 10bit raw bayer, expanded to 16 bits
- * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb...
- */
-#define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0')
-/* 10bit raw bayer DPCM compressed to 8 bits */
+#define V4L2_PIX_FMT_SGRBG8  v4l2_fourcc('G', 'R', 'B', 'G') /*  8  GRGR.. BGBG.. */
+#define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10bit raw bayer */
+	/* 10bit raw bayer DPCM compressed to 8 bits */
 #define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0')
+	/*
+	 * 10bit raw bayer, expanded to 16 bits
+	 * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb...
+	 */
 #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16  BGBG.. GRGR.. */
 
 /* compressed formats */
@@ -347,7 +355,6 @@ struct v4l2_pix_format {
 #define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */
 #define V4L2_PIX_FMT_SQ905C   v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */
 #define V4L2_PIX_FMT_PJPG     v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
-#define V4L2_PIX_FMT_YVYU     v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
 #define V4L2_PIX_FMT_OV511    v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */
 #define V4L2_PIX_FMT_OV518    v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */
 
diff --git a/linux/include/media/v4l2-chip-ident.h b/linux/include/media/v4l2-chip-ident.h
index 4d7e2272c..11a4a2d3e 100644
--- a/linux/include/media/v4l2-chip-ident.h
+++ b/linux/include/media/v4l2-chip-ident.h
@@ -155,6 +155,9 @@ enum {
 	/* module cafe_ccic, just ident 8801 */
 	V4L2_IDENT_CAFE = 8801,
 
+	/* module mt9v011, just ident 8243 */
+	V4L2_IDENT_MT9V011 = 8243,
+
 	/* module tw9910: just ident 9910 */
 	V4L2_IDENT_TW9910 = 9910,
 
diff --git a/linux/include/media/v4l2-subdev.h b/linux/include/media/v4l2-subdev.h
index 5dcb36785..89a39ce17 100644
--- a/linux/include/media/v4l2-subdev.h
+++ b/linux/include/media/v4l2-subdev.h
@@ -220,6 +220,9 @@ struct v4l2_subdev_video_ops {
 	int (*g_fmt)(struct v4l2_subdev *sd, struct v4l2_format *fmt);
 	int (*try_fmt)(struct v4l2_subdev *sd, struct v4l2_format *fmt);
 	int (*s_fmt)(struct v4l2_subdev *sd, struct v4l2_format *fmt);
+	int (*cropcap)(struct v4l2_subdev *sd, struct v4l2_cropcap *cc);
+	int (*g_crop)(struct v4l2_subdev *sd, struct v4l2_crop *crop);
+	int (*s_crop)(struct v4l2_subdev *sd, struct v4l2_crop *crop);
 	int (*g_parm)(struct v4l2_subdev *sd, struct v4l2_streamparm *param);
 	int (*s_parm)(struct v4l2_subdev *sd, struct v4l2_streamparm *param);
 	int (*enum_framesizes)(struct v4l2_subdev *sd, struct v4l2_frmsizeenum *fsize);
diff --git a/v4l/scripts/do_merge.pl b/v4l/scripts/do_merge.pl
index 1a6bbb1ee..6eccd77e7 100755
--- a/v4l/scripts/do_merge.pl
+++ b/v4l/scripts/do_merge.pl
@@ -64,7 +64,7 @@ sub check_status()
 
 sub rollback()
 {
-	print "Rolling back hg pull $merge_tree\n";
+	print "*** ERROR *** Rolling back hg pull $merge_tree\n";
 	system("hg rollback");
 	system("hg update -C");
 	exit -1;
@@ -96,7 +96,7 @@ if ($user eq "") {
 
 # Last try to come up with something
 if ($user eq "") {
-	print "User not known. Can't procceed\n";
+	print "*** ERROR *** User not known. Can't procceed\n";
 	exit -1;
 }
 
@@ -158,7 +158,7 @@ if (!ret) {
 	$ret = system ('make mismatch|egrep -v "^\s*CC"|egrep -v "^\s*LD"');
 }
 if ($ret) {
-	print "Build failed. Can't procceed.\n";
+	print "*** ERROR *** Build failed. Can't procceed.\n";
 
 	# To avoid the risk of doing something really bad, let's ask the user to run hg strip
 	print "Your tree is dirty. Since hg has only one rollback level, you'll need to use, instead:";
diff --git a/v4l2-apps/test/Makefile b/v4l2-apps/test/Makefile
index d118b9210..71eaa77cf 100644
--- a/v4l2-apps/test/Makefile
+++ b/v4l2-apps/test/Makefile
@@ -7,6 +7,7 @@ binaries = ioctl-test 		\
 	   sliced-vbi-detect 	\
 	   vbi-test 		\
 	   v4lgrab		\
+	   v4l2grab		\
 	   driver-test		\
 	   pixfmt-test		\
 	   stress-buffer	\
@@ -24,9 +25,15 @@ install:
 ../libv4l2util/libv4l2util.a: ../libv4l2util/v4l2_driver.c ../libv4l2util/frequencies.c
 	make -C ../libv4l2util libv4l2util.a
 
+../libv4l/libv4l2/libv4l2.so:
+	make -C ../libv4l/
+
 driver-test: driver-test.o ../libv4l2util/libv4l2util.a
 
 pixfmt-test: pixfmt-test.o
 	$(CC) $(LDFLAGS) $^ $(LOADLIBES) $(LDLIBS) -o $@ -lX11
 
+v4l2grab: v4l2grab.o
+	$(CC) $(LDFLAGS) $^ -o $@ ../libv4l/libv4l2/libv4l2.so
+
 include ../Make.rules
diff --git a/v4l2-apps/test/v4l2grab.c b/v4l2-apps/test/v4l2grab.c
new file mode 100644
index 000000000..153a0dd30
--- /dev/null
+++ b/v4l2-apps/test/v4l2grab.c
@@ -0,0 +1,162 @@
+/* V4L2 video picture grabber
+   Copyright (C) 2006 Mauro Carvalho Chehab <mchehab@infradead.org>
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation version 2 of the License.
+
+   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.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <sys/ioctl.h>
+#include <sys/types.h>
+#include <sys/time.h>
+#include <sys/mman.h>
+#include <linux/videodev2.h>
+#include "../libv4l/include/libv4l2.h"
+
+#define CLEAR(x) memset(&(x), 0, sizeof(x))
+
+struct buffer {
+	void   *start;
+	size_t length;
+};
+
+static void xioctl(int fh, int request, void *arg)
+{
+	int r;
+
+	do {
+		r = v4l2_ioctl(fh, request, arg);
+	} while (r == -1 && ((errno == EINTR) || (errno == EAGAIN)));
+
+	if (r == -1) {
+		fprintf(stderr, "error %d, %s\n", errno, strerror(errno));
+		exit(EXIT_FAILURE);
+	}
+}
+
+int main(int argc, char **argv)
+{
+	struct v4l2_format		fmt;
+	struct v4l2_buffer		buf;
+	struct v4l2_requestbuffers	req;
+	enum v4l2_buf_type		type;
+	fd_set				fds;
+	struct timeval			tv;
+	int				r, fd = -1;
+	unsigned int			i, n_buffers;
+	char				*dev_name = "/dev/video0";
+	char				out_name[256];
+	FILE				*fout;
+	struct buffer			*buffers;
+
+	fd = v4l2_open(dev_name, O_RDWR | O_NONBLOCK, 0);
+	if (fd < 0) {
+		perror("Cannot open device");
+		exit(EXIT_FAILURE);
+	}
+
+	CLEAR(fmt);
+	fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+	fmt.fmt.pix.width       = 640;
+	fmt.fmt.pix.height      = 480;
+	fmt.fmt.pix.pixelformat = V4L2_PIX_FMT_RGB24;
+	fmt.fmt.pix.field       = V4L2_FIELD_INTERLACED;
+	xioctl(fd, VIDIOC_S_FMT, &fmt);
+	if (fmt.fmt.pix.pixelformat != V4L2_PIX_FMT_RGB24) {
+		printf("Libv4l didn't accept RGB24 format. Can't proceed.\n");
+		exit(EXIT_FAILURE);
+	}
+	if ((fmt.fmt.pix.width != 640) || (fmt.fmt.pix.height != 480))
+		printf("Warning: driver is sending image at %dx%d\n",
+			fmt.fmt.pix.width, fmt.fmt.pix.height);
+
+	CLEAR(req);
+	req.count = 2;
+	req.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+	req.memory = V4L2_MEMORY_MMAP;
+	xioctl(fd, VIDIOC_REQBUFS, &req);
+
+	buffers = calloc(req.count, sizeof(*buffers));
+	for (n_buffers = 0; n_buffers < req.count; ++n_buffers) {
+		CLEAR(buf);
+
+		buf.type        = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+		buf.memory      = V4L2_MEMORY_MMAP;
+		buf.index       = n_buffers;
+
+		xioctl(fd, VIDIOC_QUERYBUF, &buf);
+
+		buffers[n_buffers].length = buf.length;
+		buffers[n_buffers].start = v4l2_mmap(NULL, buf.length,
+			      PROT_READ | PROT_WRITE, MAP_SHARED,
+			      fd, buf.m.offset);
+
+		if (MAP_FAILED == buffers[n_buffers].start) {
+			perror("mmap");
+			exit(EXIT_FAILURE);
+		}
+	}
+
+	for (i = 0; i < n_buffers; ++i) {
+		CLEAR(buf);
+		buf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+		buf.memory = V4L2_MEMORY_MMAP;
+		buf.index = i;
+		xioctl(fd, VIDIOC_QBUF, &buf);
+	}
+	type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+	xioctl(fd, VIDIOC_STREAMON, &type);
+	for (i = 0; i < 20; i++) {
+		do {
+			FD_ZERO(&fds);
+			FD_SET(fd, &fds);
+
+			/* Timeout. */
+			tv.tv_sec = 2;
+			tv.tv_usec = 0;
+
+			r = select(fd + 1, &fds, NULL, NULL, &tv);
+		} while ((r == -1 && (errno = EINTR)));
+		if (r == -1) {
+			perror("select");
+			return errno;
+		}
+
+		CLEAR(buf);
+		buf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+		buf.memory = V4L2_MEMORY_MMAP;
+		xioctl(fd, VIDIOC_DQBUF, &buf);
+
+		sprintf(out_name, "out%03d.ppm", i);
+		fout = fopen(out_name, "w");
+		if (!fout) {
+			perror("Cannot open image");
+			exit(EXIT_FAILURE);
+		}
+		fprintf(fout, "P6\n%d %d 255\n",
+			fmt.fmt.pix.width, fmt.fmt.pix.height);
+		fwrite(buffers[buf.index].start, buf.bytesused, 1, fout);
+		fclose(fout);
+
+		xioctl(fd, VIDIOC_QBUF, &buf);
+	}
+
+	type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+	xioctl(fd, VIDIOC_STREAMOFF, &type);
+	for (i = 0; i < n_buffers; ++i)
+		v4l2_munmap(buffers[i].start, buffers[i].length);
+	v4l2_close(fd);
+
+	return 0;
+}
diff --git a/v4l2-spec/Makefile b/v4l2-spec/Makefile
index 7a19924d4..8f40e8614 100644
--- a/v4l2-spec/Makefile
+++ b/v4l2-spec/Makefile
@@ -41,6 +41,7 @@ SGMLS = \
 	pixfmt-sbggr16.sgml \
 	pixfmt-sbggr8.sgml \
 	pixfmt-sgbrg8.sgml \
+	pixfmt-sgrbg8.sgml \
 	pixfmt-uyvy.sgml \
 	pixfmt-vyuy.sgml \
 	pixfmt-y16.sgml \
diff --git a/v4l2-spec/pixfmt-sgrbg8.sgml b/v4l2-spec/pixfmt-sgrbg8.sgml
new file mode 100644
index 000000000..553c5264a
--- /dev/null
+++ b/v4l2-spec/pixfmt-sgrbg8.sgml
@@ -0,0 +1,75 @@
+    <refentry id="V4L2-PIX-FMT-SGRBG8">
+      <refmeta>
+	<refentrytitle>V4L2_PIX_FMT_SGRBG8 ('GRBG')</refentrytitle>
+	&manvol;
+      </refmeta>
+      <refnamediv>
+	<refname><constant>V4L2_PIX_FMT_SGRBG8</constant></refname>
+	<refpurpose>Bayer RGB format</refpurpose>
+      </refnamediv>
+      <refsect1>
+	<title>Description</title>
+
+	<para>This is commonly the native format of digital cameras,
+reflecting the arrangement of sensors on the CCD device. Only one red,
+green or blue value is given for each pixel. Missing components must
+be interpolated from neighbouring pixels. From left to right the first
+row consists of a green and blue value, the second row of a red and
+green value. This scheme repeats to the right and down for every two
+columns and rows.</para>
+
+	<example>
+	  <title><constant>V4L2_PIX_FMT_SGRBG8</constant> 4 &times;
+4 pixel image</title>
+
+	  <formalpara>
+	    <title>Byte Order.</title>
+	    <para>Each cell is one byte.
+	      <informaltable frame="none">
+		<tgroup cols="5" align="center">
+		  <colspec align="left" colwidth="2*">
+		  <tbody valign="top">
+		    <row>
+		      <entry>start&nbsp;+&nbsp;0:</entry>
+		      <entry>G<subscript>00</subscript></entry>
+		      <entry>R<subscript>01</subscript></entry>
+		      <entry>G<subscript>02</subscript></entry>
+		      <entry>R<subscript>03</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;4:</entry>
+		      <entry>R<subscript>10</subscript></entry>
+		      <entry>B<subscript>11</subscript></entry>
+		      <entry>R<subscript>12</subscript></entry>
+		      <entry>B<subscript>13</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;8:</entry>
+		      <entry>G<subscript>20</subscript></entry>
+		      <entry>R<subscript>21</subscript></entry>
+		      <entry>G<subscript>22</subscript></entry>
+		      <entry>R<subscript>23</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;12:</entry>
+		      <entry>R<subscript>30</subscript></entry>
+		      <entry>B<subscript>31</subscript></entry>
+		      <entry>R<subscript>32</subscript></entry>
+		      <entry>B<subscript>33</subscript></entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+	      </informaltable>
+	    </para>
+	  </formalpara>
+	</example>
+      </refsect1>
+    </refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/v4l2-spec/pixfmt.sgml b/v4l2-spec/pixfmt.sgml
index 36a6934c7..1be70eea0 100644
--- a/v4l2-spec/pixfmt.sgml
+++ b/v4l2-spec/pixfmt.sgml
@@ -565,6 +565,7 @@ access the palette, this must be done with ioctls of the Linux framebuffer API.<
     &sub-packed-rgb;
     &sub-sbggr8;
     &sub-sgbrg8;
+    &sub-sgrbg8
     &sub-sbggr16;
   </section>
 
@@ -724,9 +725,14 @@ kernel sources in the file <filename>Documentation/video4linux/cx2341x/README.hm
 	    <entry>'M310'</entry>
 	    <entry>Compressed BGGR Bayer format used by the gspca driver.</entry>
 	  </row>
+	  <row id="V4L2-PIX-FMT-OV511">
+	    <entry><constant>V4L2_PIX_FMT_OV511</constant></entry>
+	    <entry>'O511'</entry>
+	    <entry>OV511 JPEG format used by the gspca driver.</entry>
+	  </row>
 	  <row id="V4L2-PIX-FMT-OV518">
 	    <entry><constant>V4L2_PIX_FMT_OV518</constant></entry>
-	    <entry>'0518'</entry>
+	    <entry>'O518'</entry>
 	    <entry>OV518 JPEG format used by the gspca driver.</entry>
 	  </row>
 	  <row id="V4L2-PIX-FMT-PJPG">