diff options
| author | Sakari Ailus <sakari.ailus@iki.fi> | 2011-07-18 08:40:03 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-08-29 12:37:15 -0300 |
| commit | eab00a0da292fa7118aaf20da78e834866de00ae (patch) | |
| tree | 7e5be2825c3859c39114050a731d97c51d546e48 /include | |
| parent | c9f88aa976b79a26561fb7754a1e0e00ff7626fe (diff) | |
[media] v4l: events: Define V4L2_EVENT_FRAME_SYNC
Define a frame sync event to tell user space when the reception of a frame
starts.
Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/videodev2.h | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h index fca24cc5043..a5359c6e757 100644 --- a/include/linux/videodev2.h +++ b/include/linux/videodev2.h @@ -2006,6 +2006,7 @@ struct v4l2_streamparm { #define V4L2_EVENT_VSYNC 1 #define V4L2_EVENT_EOS 2 #define V4L2_EVENT_CTRL 3 +#define V4L2_EVENT_FRAME_SYNC 4 #define V4L2_EVENT_PRIVATE_START 0x08000000 /* Payload for V4L2_EVENT_VSYNC */ @@ -2032,12 +2033,17 @@ struct v4l2_event_ctrl { __s32 default_value; }; +struct v4l2_event_frame_sync { + __u32 frame_sequence; +}; + struct v4l2_event { __u32 type; union { - struct v4l2_event_vsync vsync; - struct v4l2_event_ctrl ctrl; - __u8 data[64]; + struct v4l2_event_vsync vsync; + struct v4l2_event_ctrl ctrl; + struct v4l2_event_frame_sync frame_sync; + __u8 data[64]; } u; __u32 pending; __u32 sequence; |