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[media] vivid: support cvt, gtf timings for video out

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The generation of cvt, gtf timings is already supported by v4l2-ctl.
This patch adds support for setting cvt,gtf timings for video out.
While enabling cvt,gtf in vivid capture, the vivid video out was
missed out. Adding it now.

Signed-off-by: Prashant Laddha <prladdha@cisco.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Prashant Laddha 2015-08-03 05:36:43 -03:00 committed by Mauro Carvalho Chehab
parent 7111cddd51
commit b1304f9bdc
1 changed files with 13 additions and 2 deletions
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15
drivers/media/platform/vivid/vivid-vid-out.c
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@ -1124,15 +1124,26 @@ int vivid_vid_out_s_std(struct file *file, void *priv, v4l2_std_id id)
return 0;
}
static bool valid_cvt_gtf_timings(struct v4l2_dv_timings *timings)
{
struct v4l2_bt_timings *bt = &timings->bt;
if ((bt->standards & (V4L2_DV_BT_STD_CVT | V4L2_DV_BT_STD_GTF)) &&
v4l2_valid_dv_timings(timings, &vivid_dv_timings_cap, NULL, NULL))
return true;
return false;
}
int vivid_vid_out_s_dv_timings(struct file *file, void *_fh,
struct v4l2_dv_timings *timings)
{
struct vivid_dev *dev = video_drvdata(file);
if (!vivid_is_hdmi_out(dev))
return -ENODATA;
if (!v4l2_find_dv_timings_cap(timings, &vivid_dv_timings_cap,
0, NULL, NULL))
0, NULL, NULL) &&
!valid_cvt_gtf_timings(timings))
return -EINVAL;
if (v4l2_match_dv_timings(timings, &dev->dv_timings_out, 0))
return 0;