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V4L/DVB: v4l: add new subdev vbi ops to handle raw and sliced vbi 

Currently raw and sliced vbi is setup using the video g/s_fmt ops.
However, we want to split off the vbi formatting into separate ops
so the first step is to create those new ops.

The next step will be to convert subdev drivers and bridge drivers
to use the new ops. And in the final step we can start converting
the video g/s_fmt ops to the new (and more appropriate) mediabus
format ops.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2010-03-14 10:02:50 -03:00 committed by Mauro Carvalho Chehab
parent 32cd527f59
commit 54aefafbf3
1 changed files with 9 additions and 0 deletions
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9
include/media/v4l2-subdev.h
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@ -276,12 +276,21 @@ struct v4l2_subdev_video_ops {
returned. Note that you must fill in the 'id' member and the 'field'
member (to determine whether CC data from the first or second field
should be obtained).
s_raw_fmt: setup the video encoder/decoder for raw VBI.
g_sliced_fmt: retrieve the current sliced VBI settings.
s_sliced_fmt: setup the sliced VBI settings.
*/
struct v4l2_subdev_vbi_ops {
int (*decode_vbi_line)(struct v4l2_subdev *sd, struct v4l2_decode_vbi_line *vbi_line);
int (*s_vbi_data)(struct v4l2_subdev *sd, const struct v4l2_sliced_vbi_data *vbi_data);
int (*g_vbi_data)(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_data *vbi_data);
int (*g_sliced_vbi_cap)(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_cap *cap);
int (*s_raw_fmt)(struct v4l2_subdev *sd, struct v4l2_vbi_format *fmt);
int (*g_sliced_fmt)(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *fmt);
int (*s_sliced_fmt)(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *fmt);
};
/**