V4L2_CID_USER_CLASS  730 drivers/media/v4l2-core/v4l2-ctrls.c 	case V4L2_CID_USER_CLASS:		return "User Controls";
V4L2_CID_USER_CLASS 1285 drivers/media/v4l2-core/v4l2-ctrls.c 	case V4L2_CID_USER_CLASS: