UAC3_FUNCTION_SUBCLASS_SPEAKERPHONE 306 sound/usb/card.c badd > UAC3_FUNCTION_SUBCLASS_SPEAKERPHONE)) { UAC3_FUNCTION_SUBCLASS_SPEAKERPHONE 2885 sound/usb/mixer.c .subclass = UAC3_FUNCTION_SUBCLASS_SPEAKERPHONE, UAC3_FUNCTION_SUBCLASS_SPEAKERPHONE 619 sound/usb/mixer_maps.c .id = UAC3_FUNCTION_SUBCLASS_SPEAKERPHONE,