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[media] v4l2-ioctl: set readbuffers to 2 in g_parm

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If g_parm is handled automatically, then set readbuffers to 2, which is the
minimum number of buffers videobuf uses.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2012-05-25 11:51:31 -03:00 committed by Mauro Carvalho Chehab
parent 3e1141e2ce
commit 0c142c8699
1 changed files with 1 additions and 0 deletions
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drivers/media/video/v4l2-ioctl.c
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@ -1680,6 +1680,7 @@ static long __video_do_ioctl(struct file *file,
break;
ret = 0;
p->parm.capture.readbuffers = 2;
if (ops->vidioc_g_std)
ret = ops->vidioc_g_std(file, fh, &std);
if (ret == 0)