[media] v4l: Add new mode for in-band video header in all I-frames

V4L clients should be able to specify the video header to be present
in all I-frame (as it is common in many broadcasting scenarios).  By
specifying this mode, V4L clients will receive sps/pps information
prepended to all I-frames.

Change-Id: Ia93b1d0a59b8d1abf13d1bdb8de494f13ebe1c95
Signed-off-by: Deva Ramasubramanian <dramasub@codeaurora.org>
diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index ebd2b75..fa3ddf8 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -1344,6 +1344,7 @@
 enum v4l2_mpeg_video_header_mode {
 	V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE			= 0,
 	V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME	= 1,
+	V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_I_FRAME		= 2,
 
 };
 #define V4L2_CID_MPEG_VIDEO_MAX_REF_PIC			(V4L2_CID_MPEG_BASE+217)