VIDIOC_QUERYCTRL
case VIDIOC_QUERYCTRL:
__set_bit(_IOC_NR(VIDIOC_QUERYCTRL), valid_ioctls);
IOCTL_INFO(VIDIOC_QUERYCTRL, v4l_queryctrl, v4l_print_queryctrl, INFO_FL_CTRL | INFO_FL_CLEAR(v4l2_queryctrl, id)),
case VIDIOC_QUERYCTRL:
case VIDIOC_QUERYCTRL: