[media] stk1160: add DMABUF support
Implement DMABUF exporting and importing.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
diff --git a/drivers/media/usb/stk1160/stk1160-v4l.c b/drivers/media/usb/stk1160/stk1160-v4l.c
index 749ad56..4d313ed 100644
--- a/drivers/media/usb/stk1160/stk1160-v4l.c
+++ b/drivers/media/usb/stk1160/stk1160-v4l.c
@@ -500,6 +500,7 @@
.vidioc_dqbuf = vb2_ioctl_dqbuf,
.vidioc_streamon = vb2_ioctl_streamon,
.vidioc_streamoff = vb2_ioctl_streamoff,
+ .vidioc_expbuf = vb2_ioctl_expbuf,
.vidioc_log_status = v4l2_ctrl_log_status,
.vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
@@ -645,7 +646,7 @@
q = &dev->vb_vidq;
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->buf_struct_size = sizeof(struct stk1160_buffer);
q->ops = &stk1160_video_qops;