UAC__RES          796 drivers/usb/gadget/function/f_uac1_legacy.c 	volume_control.data[UAC__RES] = 0x0030;
UAC__RES           80 include/uapi/linux/usb/audio.h #define UAC_SET_RES			(UAC_SET_ | UAC__RES)
UAC__RES           81 include/uapi/linux/usb/audio.h #define UAC_GET_RES			(UAC_GET_ | UAC__RES)