mute_nid 4441 sound/pci/hda/hda_generic.c hda_nid_t mute_nid; mute_nid 4446 sound/pci/hda/hda_generic.c mute_nid = get_amp_nid_(path->ctls[NID_PATH_MUTE_CTL]); mute_nid 4447 sound/pci/hda/hda_generic.c if (!mute_nid) mute_nid 4450 sound/pci/hda/hda_generic.c spec->mute_bits |= (1ULL << mute_nid); mute_nid 4452 sound/pci/hda/hda_generic.c spec->mute_bits &= ~(1ULL << mute_nid);