VIDIOC_QUERYBUF
return VIDIOC_QUERYBUF;
return VIDIOC_QUERYBUF;
SET_VALID_IOCTL(ops, VIDIOC_QUERYBUF, vidioc_querybuf);
IOCTL_INFO(VIDIOC_QUERYBUF, v4l_querybuf, v4l_print_buffer, INFO_FL_QUEUE | INFO_FL_CLEAR(v4l2_buffer, length)),
case VIDIOC_QUERYBUF:
return VIDIOC_QUERYBUF;