snd_ac97_add_vmaster 3439 sound/pci/ac97/ac97_patch.c err = snd_ac97_add_vmaster(ac97, "Master Playback Volume", snd_ac97_add_vmaster 3444 sound/pci/ac97/ac97_patch.c err = snd_ac97_add_vmaster(ac97, "Master Playback Switch",