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[media] stk1160: add DMABUF support

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Implement DMABUF exporting and importing.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Hans Verkuil 2015-06-01 08:18:31 -03:00 • committed by Mauro Carvalho Chehab
parent 63344b6592
commit ebbb563755
1 changed files with 2 additions and 1 deletions
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3
drivers/media/usb/stk1160/stk1160-v4l.c
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@ -500,6 +500,7 @@ static const struct v4l2_ioctl_ops stk1160_ioctl_ops = {
.vidioc_dqbuf = vb2_ioctl_dqbuf, .vidioc_dqbuf = vb2_ioctl_dqbuf,
.vidioc_streamon = vb2_ioctl_streamon, .vidioc_streamon = vb2_ioctl_streamon,
.vidioc_streamoff = vb2_ioctl_streamoff, .vidioc_streamoff = vb2_ioctl_streamoff,
.vidioc_expbuf = vb2_ioctl_expbuf,
.vidioc_log_status = v4l2_ctrl_log_status, .vidioc_log_status = v4l2_ctrl_log_status,
.vidioc_subscribe_event = v4l2_ctrl_subscribe_event, .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
@ -645,7 +646,7 @@ int stk1160_vb2_setup(struct stk1160 *dev)
q = &dev->vb_vidq; q = &dev->vb_vidq;
q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
q->io_modes = VB2_READ | VB2_MMAP | VB2_USERPTR; q->io_modes = VB2_READ | VB2_MMAP | VB2_USERPTR | VB2_DMABUF;
q->drv_priv = dev; q->drv_priv = dev;
q->buf_struct_size = sizeof(struct stk1160_buffer); q->buf_struct_size = sizeof(struct stk1160_buffer);
q->ops = &stk1160_video_qops; q->ops = &stk1160_video_qops;