get_usb_high_speed_rate 1045 sound/usb/usbaudio.c 		subs->freqn = get_usb_high_speed_rate(rate);
get_usb_high_speed_rate  231 sound/usb/usx2y/usb_stream.c 		sk->freqn = get_usb_high_speed_rate(sample_rate);