add_vol_ctl 1038 sound/pci/hda/hda_generic.c return add_vol_ctl(codec, pfx, cidx, chs, path); add_vol_ctl 2105 sound/pci/hda/hda_generic.c err = add_vol_ctl(codec, "Center", 0, 1, path); add_vol_ctl 2108 sound/pci/hda/hda_generic.c err = add_vol_ctl(codec, "LFE", 0, 2, path);