ac_probe_reg
if (ac_probe_reg(ac, AC97_HEADPHONE_VOLUME_REGISTER)) {
if (ac_probe_reg(ac, AC97_EXTENDED_LRS_VOLUME_REGISTER)) {
if (ac_probe_reg(ac, AC97_HEADPHONE_VOLUME_REGISTER)) {
return (ac_probe_reg(ac, AC97_PC_BEEP_REGISTER));
(ac_probe_reg(ac, AC97_MIC_VOLUME_REGISTER))) {
(ac_probe_reg(ac, AC97_AUX_VOLUME_REGISTER))) {
(ac_probe_reg(ac, AC97_PHONE_VOLUME_REGISTER))) {
if (ac_probe_reg(ac, AC97_MONO_MASTER_VOLUME_REGISTER)) {
(ac_probe_reg(ac, AC97_LINE_IN_VOLUME_REGISTER))) {
(ac_probe_reg(ac, AC97_CD_VOLUME_REGISTER))) {
(ac_probe_reg(ac, AC97_VIDEO_VOLUME_REGISTER))) {