usb_rate 19 sound/usb/proc.c static inline unsigned get_full_speed_hz(unsigned int usb_rate) usb_rate 21 sound/usb/proc.c return (usb_rate * 125 + (1 << 12)) >> 13; usb_rate 25 sound/usb/proc.c static inline unsigned get_high_speed_hz(unsigned int usb_rate) usb_rate 27 sound/usb/proc.c return (usb_rate * 125 + (1 << 9)) >> 10;