afg_function_id 63 include/sound/hdaudio.h unsigned int afg_function_id; afg_function_id 380 sound/hda/hdac_device.c codec->afg_function_id = function_id & 0xff; afg_function_id 724 sound/pci/hda/hda_proc.c codec->afg_function_id, codec->afg_unsol);