diff --git a/drivers/media/usb/uvc/Makefile b/drivers/media/usb/uvc/Makefile
index c26d12f..06c7cd3 100644
--- a/drivers/media/usb/uvc/Makefile
+++ b/drivers/media/usb/uvc/Makefile
@@ -1,5 +1,5 @@
 uvcvideo-objs  := uvc_driver.o uvc_queue.o uvc_v4l2.o uvc_video.o uvc_ctrl.o \
-		  uvc_status.o uvc_isight.o uvc_debugfs.o
+		  uvc_status.o uvc_isight.o uvc_debugfs.o uvc_metadata.o
 ifeq ($(CONFIG_MEDIA_CONTROLLER),y)
 uvcvideo-objs  += uvc_entity.o
 endif
diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c
index cfe33bf..3d61cec 100644
--- a/drivers/media/usb/uvc/uvc_driver.c
+++ b/drivers/media/usb/uvc/uvc_driver.c
@@ -1884,6 +1884,7 @@ static void uvc_unregister_video(struct uvc_device *dev)
 			continue;
 
 		video_unregister_device(&stream->vdev);
+		video_unregister_device(&stream->meta.vdev);
 
 		uvc_debugfs_cleanup_stream(stream);
 	}
@@ -1944,6 +1945,11 @@ static int uvc_register_video(struct uvc_device *dev,
 		return ret;
 	}
 
+	/* Register a metadata node, but ignore a possible failure, complete
+	 * registration of video nodes anyway.
+	 */
+	uvc_meta_register(stream);
+
 	if (stream->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
 		stream->chain->caps |= V4L2_CAP_VIDEO_CAPTURE;
 	else
@@ -2041,6 +2047,12 @@ static int uvc_probe(struct usb_interface *intf,
 	dev->udev = usb_get_dev(udev);
 	dev->intf = usb_get_intf(intf);
 	dev->intfnum = intf->cur_altsetting->desc.bInterfaceNumber;
+	if (uvc_quirks_param != -1 &&
+	    uvc_quirks_param & UVC_DEV_FLAG_METADATA_NODE) {
+		uvc_quirks_param &= ~UVC_DEV_FLAG_METADATA_NODE;
+		if (uvc_quirks_param == 0)
+			uvc_quirks_param = -1;
+	}
 	dev->quirks = (uvc_quirks_param == -1)
 		    ? id->driver_info : uvc_quirks_param;
 
diff --git a/drivers/media/usb/uvc/uvc_isight.c b/drivers/media/usb/uvc/uvc_isight.c
index 8510e725..fb940cf 100644
--- a/drivers/media/usb/uvc/uvc_isight.c
+++ b/drivers/media/usb/uvc/uvc_isight.c
@@ -100,7 +100,7 @@ static int isight_decode(struct uvc_video_queue *queue, struct uvc_buffer *buf,
 }
 
 void uvc_video_decode_isight(struct urb *urb, struct uvc_streaming *stream,
-		struct uvc_buffer *buf)
+			struct uvc_buffer *buf, struct uvc_buffer *meta_buf)
 {
 	int ret, i;
 
diff --git a/drivers/media/usb/uvc/uvc_metadata.c b/drivers/media/usb/uvc/uvc_metadata.c
new file mode 100644
index 0000000..cbcddcd
--- /dev/null
+++ b/drivers/media/usb/uvc/uvc_metadata.c
@@ -0,0 +1,132 @@
+/*
+ *      uvc_metadata.c  --  USB Video Class driver - Metadata handling
+ *
+ *      Copyright (C) 2016
+ *          Guennadi Liakhovetski (guennadi.liakhovetski@intel.com)
+ *
+ *      This program is free software; you can redistribute it and/or modify
+ *      it under the terms of the GNU General Public License as published by
+ *      the Free Software Foundation; either version 2 of the License, or
+ *      (at your option) any later version.
+ */
+
+#include <linux/kernel.h>
+#include <linux/list.h>
+#include <linux/module.h>
+#include <linux/usb.h>
+#include <linux/videodev2.h>
+
+#include <media/v4l2-ioctl.h>
+#include <media/videobuf2-v4l2.h>
+#include <media/videobuf2-vmalloc.h>
+
+#include "uvcvideo.h"
+
+/* -----------------------------------------------------------------------------
+ * videobuf2 Queue Operations
+ */
+
+/* -----------------------------------------------------------------------------
+ * V4L2 ioctls
+ */
+
+static int uvc_meta_v4l2_querycap(struct file *file, void *fh,
+				  struct v4l2_capability *cap)
+{
+	struct v4l2_fh *vfh = file->private_data;
+	struct uvc_streaming *stream = video_get_drvdata(vfh->vdev);
+
+	strlcpy(cap->driver, "uvcvideo", sizeof(cap->driver));
+	strlcpy(cap->card, vfh->vdev->name, sizeof(cap->card));
+	usb_make_path(stream->dev->udev, cap->bus_info, sizeof(cap->bus_info));
+
+	return 0;
+}
+
+static int uvc_meta_v4l2_get_format(struct file *file, void *fh,
+				    struct v4l2_format *format)
+{
+	struct v4l2_fh *vfh = file->private_data;
+	struct v4l2_meta_format *fmt = &format->fmt.meta;
+
+	if (format->type != vfh->vdev->queue->type)
+		return -EINVAL;
+
+	memset(fmt, 0, sizeof(*fmt));
+
+	fmt->dataformat = V4L2_META_FMT_UVC;
+	fmt->buffersize = UVC_METATADA_BUF_SIZE;
+
+	return 0;
+}
+
+static const struct v4l2_ioctl_ops uvc_meta_ioctl_ops = {
+	.vidioc_querycap		= uvc_meta_v4l2_querycap,
+	.vidioc_g_fmt_meta_cap		= uvc_meta_v4l2_get_format,
+	.vidioc_s_fmt_meta_cap		= uvc_meta_v4l2_get_format,
+	.vidioc_try_fmt_meta_cap	= uvc_meta_v4l2_get_format,
+	.vidioc_reqbufs			= vb2_ioctl_reqbufs,
+	.vidioc_querybuf		= vb2_ioctl_querybuf,
+	.vidioc_qbuf			= vb2_ioctl_qbuf,
+	.vidioc_dqbuf			= vb2_ioctl_dqbuf,
+	.vidioc_create_bufs		= vb2_ioctl_create_bufs,
+	.vidioc_prepare_buf		= vb2_ioctl_prepare_buf,
+	.vidioc_streamon		= vb2_ioctl_streamon,
+	.vidioc_streamoff		= vb2_ioctl_streamoff,
+};
+
+/* -----------------------------------------------------------------------------
+ * V4L2 File Operations
+ */
+
+static struct v4l2_file_operations uvc_meta_fops = {
+	.owner = THIS_MODULE,
+	.unlocked_ioctl = video_ioctl2,
+	.open = v4l2_fh_open,
+	.release = vb2_fop_release,
+	.poll = vb2_fop_poll,
+	.mmap = vb2_fop_mmap,
+};
+
+int uvc_meta_register(struct uvc_streaming *stream)
+{
+	struct uvc_device *dev = stream->dev;
+	struct uvc_meta_device *meta = &stream->meta;
+	struct video_device *vdev = &meta->vdev;
+	struct uvc_video_queue *quvc = &meta->queue;
+	int ret;
+
+	/*
+	 * Register metadata device nodes only if the METADATA_NODE quirk is
+	 * set.
+	 */
+	if (!(dev->quirks & UVC_DEV_FLAG_METADATA_NODE))
+		return 0;
+
+	/* COMMENT: consider re-using the code from uvc_driver.c::uvc_register_video() */
+	vdev->v4l2_dev = &dev->vdev;
+	vdev->fops = &uvc_meta_fops;
+	vdev->ioctl_ops = &uvc_meta_ioctl_ops;
+	vdev->release = stream->vdev.release;
+	vdev->prio = &stream->chain->prio;
+	vdev->vfl_dir = VFL_DIR_RX;
+	vdev->queue = &quvc->queue;
+	vdev->device_caps = V4L2_CAP_META_CAPTURE | V4L2_CAP_STREAMING;
+	strlcpy(vdev->name, dev->name, sizeof(vdev->name));
+
+	video_set_drvdata(vdev, stream);
+
+	/* Initialize the video buffer queue. */
+	ret = uvc_queue_init(quvc, V4L2_BUF_TYPE_META_CAPTURE, 0);
+	if (ret < 0)
+		return ret;
+
+	ret = video_register_device(vdev, VFL_TYPE_GRABBER, -1);
+	if (ret < 0)
+		uvc_printk(KERN_ERR,
+			   "Failed to register metadata device (%d).\n", ret);
+	else
+		kref_get(&dev->ref);
+
+	return ret;
+}
diff --git a/drivers/media/usb/uvc/uvc_queue.c b/drivers/media/usb/uvc/uvc_queue.c
index 371a4ad..45b74e0 100644
--- a/drivers/media/usb/uvc/uvc_queue.c
+++ b/drivers/media/usb/uvc/uvc_queue.c
@@ -79,8 +79,19 @@ static int uvc_queue_setup(struct vb2_queue *vq,
 			   unsigned int sizes[], struct device *alloc_devs[])
 {
 	struct uvc_video_queue *queue = vb2_get_drv_priv(vq);
-	struct uvc_streaming *stream = uvc_queue_to_stream(queue);
-	unsigned size = stream->ctrl.dwMaxVideoFrameSize;
+	struct uvc_streaming *stream;
+	unsigned int size;
+
+	switch (vq->type) {
+	case V4L2_BUF_TYPE_META_CAPTURE:
+		size = UVC_METATADA_BUF_SIZE;
+		break;
+
+	default:
+		stream = uvc_queue_to_stream(queue);
+		size = stream->ctrl.dwMaxVideoFrameSize;
+		break;
+	}
 
 	/* Make sure the image size is large enough. */
 	if (*nplanes)
@@ -109,7 +120,7 @@ static int uvc_buffer_prepare(struct vb2_buffer *vb)
 	buf->error = 0;
 	buf->mem = vb2_plane_vaddr(vb, 0);
 	buf->length = vb2_plane_size(vb, 0);
-	if (vb->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
+	if (vb->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
 		buf->bytesused = 0;
 	else
 		buf->bytesused = vb2_get_plane_payload(vb, 0);
@@ -172,10 +183,10 @@ static int uvc_start_streaming(struct vb2_queue *vq, unsigned int count)
 static void uvc_stop_streaming(struct vb2_queue *vq)
 {
 	struct uvc_video_queue *queue = vb2_get_drv_priv(vq);
-	struct uvc_streaming *stream = uvc_queue_to_stream(queue);
 	unsigned long flags;
 
-	uvc_video_enable(stream, 0);
+	if (vq->type != V4L2_BUF_TYPE_META_CAPTURE)
+		uvc_video_enable(uvc_queue_to_stream(queue), 0);
 
 	spin_lock_irqsave(&queue->irqlock, flags);
 	uvc_queue_return_buffers(queue, UVC_BUF_STATE_ERROR);
@@ -193,20 +204,36 @@ static void uvc_stop_streaming(struct vb2_queue *vq)
 	.stop_streaming = uvc_stop_streaming,
 };
 
+static struct vb2_ops uvc_meta_queue_qops = {
+	.queue_setup = uvc_queue_setup,
+	.buf_prepare = uvc_buffer_prepare,
+	.buf_queue = uvc_buffer_queue,
+	.wait_prepare = vb2_ops_wait_prepare,
+	.wait_finish = vb2_ops_wait_finish,
+	.stop_streaming = uvc_stop_streaming,
+};
+
 int uvc_queue_init(struct uvc_video_queue *queue, enum v4l2_buf_type type,
 		    int drop_corrupted)
 {
 	int ret;
 
 	queue->queue.type = type;
-	queue->queue.io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF;
+	queue->queue.io_modes = VB2_MMAP | VB2_USERPTR;
 	queue->queue.drv_priv = queue;
 	queue->queue.buf_struct_size = sizeof(struct uvc_buffer);
-	queue->queue.ops = &uvc_queue_qops;
 	queue->queue.mem_ops = &vb2_vmalloc_memops;
 	queue->queue.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC
 		| V4L2_BUF_FLAG_TSTAMP_SRC_SOE;
 	queue->queue.lock = &queue->mutex;
+	switch (type) {
+	case V4L2_BUF_TYPE_META_CAPTURE:
+		queue->queue.ops = &uvc_meta_queue_qops;
+		break;
+	default:
+		queue->queue.io_modes |= VB2_DMABUF;
+		queue->queue.ops = &uvc_queue_qops;
+	}
 	ret = vb2_queue_init(&queue->queue);
 	if (ret)
 		return ret;
diff --git a/drivers/media/usb/uvc/uvc_video.c b/drivers/media/usb/uvc/uvc_video.c
index fb86d6a..5dece04 100644
--- a/drivers/media/usb/uvc/uvc_video.c
+++ b/drivers/media/usb/uvc/uvc_video.c
@@ -1135,6 +1135,73 @@ static int uvc_video_encode_data(struct uvc_streaming *stream,
 }
 
 /* ------------------------------------------------------------------------
+ * Metadata
+ */
+
+/*
+ * Ideally we want to capture all payload headers for each frame. However their
+ * number is unknown and unlimited. Additionally to the payload headers we want
+ * to provide the user with USB Frame Numbers and system time values. We also
+ * choose to drop headers, containing only a standard header, which either
+ * contains no SCR value or a value, equal to the previous payload. The
+ * resulting buffer is composed of blocks, containing a 64-bit timestamp in
+ * nanoseconds, a 16-bit USB Frame Number, and a copy of the payload header.
+ */
+static void uvc_video_decode_meta(struct uvc_streaming *stream,
+			struct uvc_buffer *buf, struct uvc_buffer *meta_buf,
+			u8 *mem, unsigned int length)
+{
+	struct uvc_meta_buf *meta;
+	size_t len_std = 2;
+	bool has_pts, has_scr;
+	unsigned long flags;
+	struct timespec ts;
+	u8 *scr;
+
+	if (!meta_buf || length == 2 ||
+	    meta_buf->length - meta_buf->bytesused <
+	    length + sizeof(meta->ns) + sizeof(meta->sof))
+		return;
+
+	has_pts = mem[1] & UVC_STREAM_PTS;
+	has_scr = mem[1] & UVC_STREAM_SCR;
+
+	if (has_pts) {
+		len_std += 4;
+		scr = mem + 6;
+	} else {
+		scr = mem + 2;
+	}
+
+	if (has_scr)
+		len_std += 6;
+
+	if (length == len_std && (!has_scr ||
+				  !memcmp(scr, stream->clock.last_scr, 6)))
+		return;
+
+	meta = (struct uvc_meta_buf *)((u8 *)meta_buf->mem + meta_buf->bytesused);
+	local_irq_save(flags);
+	uvc_video_get_ts(&ts);
+	meta->sof = usb_get_current_frame_number(stream->dev->udev);
+	local_irq_restore(flags);
+	meta->ns = timespec_to_ns(&ts);
+
+	if (has_scr)
+		memcpy(stream->clock.last_scr, scr, 6);
+
+	memcpy(&meta->length, mem, length);
+	meta_buf->bytesused += length + sizeof(meta->ns) + sizeof(meta->sof);
+
+	uvc_trace(UVC_TRACE_FRAME,
+		  "%s(): t-sys %lu.%09lus, SOF %u, len %u, flags 0x%x, PTS %u, STC %u frame SOF %u\n",
+		  __func__, ts.tv_sec, ts.tv_nsec, meta->sof,
+		  meta->length, meta->flags, has_pts ? *(u32 *)meta->buf : 0,
+		  has_scr ? *(u32 *)scr : 0,
+		  has_scr ? *(u32 *)(scr + 4) & 0x7ff : 0);
+}
+
+/* ------------------------------------------------------------------------
  * URB handling
  */
 
@@ -1152,8 +1219,28 @@ static void uvc_video_validate_buffer(const struct uvc_streaming *stream,
 /*
  * Completion handler for video URBs.
  */
+
+static struct uvc_buffer *uvc_video_step_buffers(struct uvc_streaming *stream,
+		struct uvc_buffer *video_buf, struct uvc_buffer **meta_buf)
+{
+	if (*meta_buf) {
+		struct vb2_v4l2_buffer *vb2_meta = &(*meta_buf)->buf;
+		const struct vb2_v4l2_buffer *vb2_video = &video_buf->buf;
+
+		vb2_meta->sequence = vb2_video->sequence;
+		vb2_meta->field = vb2_video->field;
+		vb2_meta->vb2_buf.timestamp = vb2_video->vb2_buf.timestamp;
+
+		(*meta_buf)->state = UVC_BUF_STATE_READY;
+		(*meta_buf)->error = video_buf->error;
+		*meta_buf = uvc_queue_next_buffer(&stream->meta.queue,
+						  *meta_buf);
+	}
+	return uvc_queue_next_buffer(&stream->queue, video_buf);
+}
+
 static void uvc_video_decode_isoc(struct urb *urb, struct uvc_streaming *stream,
-	struct uvc_buffer *buf)
+			struct uvc_buffer *buf, struct uvc_buffer *meta_buf)
 {
 	u8 *mem;
 	int ret, i;
@@ -1175,14 +1262,16 @@ static void uvc_video_decode_isoc(struct urb *urb, struct uvc_streaming *stream,
 				urb->iso_frame_desc[i].actual_length);
 			if (ret == -EAGAIN) {
 				uvc_video_validate_buffer(stream, buf);
-				buf = uvc_queue_next_buffer(&stream->queue,
-							    buf);
+				buf = uvc_video_step_buffers(stream, buf,
+							     &meta_buf);
 			}
 		} while (ret == -EAGAIN);
 
 		if (ret < 0)
 			continue;
 
+		uvc_video_decode_meta(stream, buf, meta_buf, mem, ret);
+
 		/* Decode the payload data. */
 		uvc_video_decode_data(stream, buf, mem + ret,
 			urb->iso_frame_desc[i].actual_length - ret);
@@ -1193,13 +1282,13 @@ static void uvc_video_decode_isoc(struct urb *urb, struct uvc_streaming *stream,
 
 		if (buf->state == UVC_BUF_STATE_READY) {
 			uvc_video_validate_buffer(stream, buf);
-			buf = uvc_queue_next_buffer(&stream->queue, buf);
+			buf = uvc_video_step_buffers(stream, buf, &meta_buf);
 		}
 	}
 }
 
 static void uvc_video_decode_bulk(struct urb *urb, struct uvc_streaming *stream,
-	struct uvc_buffer *buf)
+			struct uvc_buffer *buf, struct uvc_buffer *meta_buf)
 {
 	u8 *mem;
 	int len, ret;
@@ -1222,8 +1311,8 @@ static void uvc_video_decode_bulk(struct urb *urb, struct uvc_streaming *stream,
 		do {
 			ret = uvc_video_decode_start(stream, buf, mem, len);
 			if (ret == -EAGAIN)
-				buf = uvc_queue_next_buffer(&stream->queue,
-							    buf);
+				buf = uvc_video_step_buffers(stream, buf,
+							     &meta_buf);
 		} while (ret == -EAGAIN);
 
 		/* If an error occurred skip the rest of the payload. */
@@ -1233,6 +1322,8 @@ static void uvc_video_decode_bulk(struct urb *urb, struct uvc_streaming *stream,
 			memcpy(stream->bulk.header, mem, ret);
 			stream->bulk.header_size = ret;
 
+			uvc_video_decode_meta(stream, buf, meta_buf, mem, ret);
+
 			mem += ret;
 			len -= ret;
 		}
@@ -1256,7 +1347,7 @@ static void uvc_video_decode_bulk(struct urb *urb, struct uvc_streaming *stream,
 			uvc_video_decode_end(stream, buf, stream->bulk.header,
 				stream->bulk.payload_size);
 			if (buf->state == UVC_BUF_STATE_READY)
-				uvc_queue_next_buffer(&stream->queue, buf);
+				uvc_video_step_buffers(stream, buf, &meta_buf);
 		}
 
 		stream->bulk.header_size = 0;
@@ -1266,7 +1357,7 @@ static void uvc_video_decode_bulk(struct urb *urb, struct uvc_streaming *stream,
 }
 
 static void uvc_video_encode_bulk(struct urb *urb, struct uvc_streaming *stream,
-	struct uvc_buffer *buf)
+	struct uvc_buffer *buf, struct uvc_buffer *meta_buf)
 {
 	u8 *mem = urb->transfer_buffer;
 	int len = stream->urb_size, ret;
@@ -1312,7 +1403,10 @@ static void uvc_video_complete(struct urb *urb)
 {
 	struct uvc_streaming *stream = urb->context;
 	struct uvc_video_queue *queue = &stream->queue;
+	struct uvc_video_queue *qmeta = &stream->meta.queue;
+	struct vb2_queue *vb2_qmeta = stream->meta.vdev.queue;
 	struct uvc_buffer *buf = NULL;
+	struct uvc_buffer *buf_meta = NULL;
 	unsigned long flags;
 	int ret;
 
@@ -1331,6 +1425,8 @@ static void uvc_video_complete(struct urb *urb)
 	case -ECONNRESET:	/* usb_unlink_urb() called. */
 	case -ESHUTDOWN:	/* The endpoint is being disabled. */
 		uvc_queue_cancel(queue, urb->status == -ESHUTDOWN);
+		if (vb2_qmeta)
+			uvc_queue_cancel(qmeta, urb->status == -ESHUTDOWN);
 		return;
 	}
 
@@ -1340,7 +1436,15 @@ static void uvc_video_complete(struct urb *urb)
 				       queue);
 	spin_unlock_irqrestore(&queue->irqlock, flags);
 
-	stream->decode(urb, stream, buf);
+	if (vb2_qmeta) {
+		spin_lock_irqsave(&qmeta->irqlock, flags);
+		if (!list_empty(&qmeta->irqqueue))
+			buf_meta = list_first_entry(&qmeta->irqqueue,
+						    struct uvc_buffer, queue);
+		spin_unlock_irqrestore(&qmeta->irqlock, flags);
+	}
+
+	stream->decode(urb, stream, buf, buf_meta);
 
 	if ((ret = usb_submit_urb(urb, GFP_ATOMIC)) < 0) {
 		uvc_printk(KERN_ERR, "Failed to resubmit video URB (%d).\n",
diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h
index f157cf7..4241f40 100644
--- a/drivers/media/usb/uvc/uvcvideo.h
+++ b/drivers/media/usb/uvc/uvcvideo.h
@@ -185,6 +185,7 @@
 #define UVC_QUIRK_RESTRICT_FRAME_RATE	0x00000200
 #define UVC_QUIRK_RESTORE_CTRLS_ON_INIT	0x00000400
 #define UVC_QUIRK_FORCE_Y8		0x00000800
+#define UVC_DEV_FLAG_METADATA_NODE	0x80000000
 
 /* Format flags */
 #define UVC_FMT_FLAG_COMPRESSED		0x00000001
@@ -473,6 +474,13 @@ struct uvc_stats_stream {
 	unsigned int max_sof;		/* Maximum STC.SOF value */
 };
 
+struct uvc_meta_device {
+	struct video_device vdev;
+	struct uvc_video_queue queue;
+};
+
+#define UVC_METATADA_BUF_SIZE 1024
+
 struct uvc_streaming {
 	struct list_head list;
 	struct uvc_device *dev;
@@ -504,7 +512,9 @@ struct uvc_streaming {
 	unsigned int frozen : 1;
 	struct uvc_video_queue queue;
 	void (*decode) (struct urb *urb, struct uvc_streaming *video,
-			struct uvc_buffer *buf);
+			struct uvc_buffer *buf, struct uvc_buffer *meta_buf);
+
+	struct uvc_meta_device meta;
 
 	/* Context data used by the bulk completion handler. */
 	struct {
@@ -546,6 +556,8 @@ struct uvc_streaming {
 		u16 last_sof;
 		u16 sof_offset;
 
+		u8 last_scr[6];
+
 		spinlock_t lock;
 	} clock;
 };
@@ -709,6 +721,7 @@ extern int uvc_query_ctrl(struct uvc_device *dev, __u8 query, __u8 unit,
 void uvc_video_clock_update(struct uvc_streaming *stream,
 			    struct vb2_v4l2_buffer *vbuf,
 			    struct uvc_buffer *buf);
+int uvc_meta_register(struct uvc_streaming *stream);
 
 /* Status */
 extern int uvc_status_init(struct uvc_device *dev);
@@ -763,7 +776,7 @@ extern struct usb_host_endpoint *uvc_find_endpoint(
 
 /* Quirks support */
 void uvc_video_decode_isight(struct urb *urb, struct uvc_streaming *stream,
-		struct uvc_buffer *buf);
+		struct uvc_buffer *buf, struct uvc_buffer *meta_buf);
 
 /* debugfs and statistics */
 void uvc_debugfs_init(void);
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
index cab63bb..0fd0ac2 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -1239,6 +1239,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
 	case V4L2_TCH_FMT_TU08:		descr = "8-bit unsigned touch data"; break;
 	case V4L2_META_FMT_VSP1_HGO:	descr = "R-Car VSP1 1-D Histogram"; break;
 	case V4L2_META_FMT_VSP1_HGT:	descr = "R-Car VSP1 2-D Histogram"; break;
+	case V4L2_META_FMT_UVC:		descr = "UVC payload header metadata"; break;
 
 	default:
 		/* Compressed formats */
diff --git a/include/uapi/linux/uvcvideo.h b/include/uapi/linux/uvcvideo.h
index 3b08186..ffe17ec 100644
--- a/include/uapi/linux/uvcvideo.h
+++ b/include/uapi/linux/uvcvideo.h
@@ -67,4 +67,30 @@ struct uvc_xu_control_query {
 #define UVCIOC_CTRL_MAP		_IOWR('u', 0x20, struct uvc_xu_control_mapping)
 #define UVCIOC_CTRL_QUERY	_IOWR('u', 0x21, struct uvc_xu_control_query)
 
+/*
+ * Metadata node
+ */
+
+/**
+ * struct uvc_meta_buf - metadata buffer building block
+ * @ns		- system timestamp of the payload in nanoseconds
+ * @sof		- USB Frame Number
+ * @length	- length of the payload header
+ * @flags	- payload header flags
+ * @buf		- optional device-specific header data
+ *
+ * UVC metadata nodes fill buffers with possibly multiple instances of this
+ * struct. The first two fields are added by the driver, they can be used for
+ * clock synchronisation. The rest is an exact copy of a UVC payload header.
+ * Only complete objects with complete buffers are included. Therefore it's
+ * always sizeof(meta->ts) + sizeof(meta->sof) + meta->length bytes large.
+ */
+struct uvc_meta_buf {
+	__u64 ns;
+	__u16 sof;
+	__u8 length;
+	__u8 flags;
+	__u8 buf[];
+};
+
 #endif
