V4L2_CTRL_TYPE_RECT
.type = V4L2_CTRL_TYPE_RECT,
.v4l2_type = V4L2_CTRL_TYPE_RECT,
if (mapping->v4l2_type == V4L2_CTRL_TYPE_RECT)
case V4L2_CTRL_TYPE_RECT:
case V4L2_CTRL_TYPE_RECT:
case V4L2_CTRL_TYPE_RECT: