int pwc_get_leds(struct pwc_device *pdev, int *on_value, int *off_value)
static int pwc_get_leds(struct pwc_device *pdev, int *on_value, int *off_value)
int pwc_get_leds(struct pwc_device *pdev, int *on_value, int *off_value){	unsigned char buf[2];	int ret;		if (pdev->type < 730) {		*on_value = -1;		*off_value = -1;		return 0;	}	ret = RecvControlMsg(GET_STATUS_CTL, LED_FORMATTER, 2);	if (ret < 0)		return ret;	*on_value = buf[0] * 100;	*off_value = buf[1] * 100;	return 0;}