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[media] vivi: add create_bufs/preparebuf support

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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 2012-06-22 05:53:31 -03:00 committed by Mauro Carvalho Chehab
parent f2ba5a0b46
commit 2e90c6c38a
1 changed files with 9 additions and 1 deletions
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10
drivers/media/video/vivi.c
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@ -767,7 +767,13 @@ static int queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt,
struct vivi_dev *dev = vb2_get_drv_priv(vq);
unsigned long size;
size = dev->width * dev->height * dev->pixelsize;
if (fmt)
size = fmt->fmt.pix.sizeimage;
else
size = dev->width * dev->height * dev->pixelsize;
if (size == 0)
return -EINVAL;
if (0 == *nbuffers)
*nbuffers = 32;
@ -1180,6 +1186,8 @@ static const struct v4l2_ioctl_ops vivi_ioctl_ops = {
.vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
.vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
.vidioc_reqbufs = vb2_ioctl_reqbufs,
.vidioc_create_bufs = vb2_ioctl_create_bufs,
.vidioc_prepare_buf = vb2_ioctl_prepare_buf,
.vidioc_querybuf = vb2_ioctl_querybuf,
.vidioc_qbuf = vb2_ioctl_qbuf,
.vidioc_dqbuf = vb2_ioctl_dqbuf,