[media] v4l: Add subdev sensor g_skip_frames operation

Some buggy sensors generate corrupt frames when the stream is started.
This new operation return the number of corrupt frames to skip when
starting the stream.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Laurent Pinchart 2010-11-16 01:21:06 -03:00 committed by Mauro Carvalho Chehab
parent f6a5cb1be8
commit f80a3ab083
1 changed files with 4 additions and 0 deletions

View File

@ -341,9 +341,13 @@ struct v4l2_subdev_vbi_ops {
* This is needed for some sensors, which always corrupt
* several top lines of the output image, or which send their
* metadata in them.
* @g_skip_frames: number of frames to skip at stream start. This is needed for
* buggy sensors that generate faulty frames when they are
* turned on.
*/
struct v4l2_subdev_sensor_ops {
int (*g_skip_top_lines)(struct v4l2_subdev *sd, u32 *lines);
int (*g_skip_frames)(struct v4l2_subdev *sd, u32 *frames);
};
/*