ALSA: asihpi - Add volume mute control.
Signed-off-by: Eliot Blennerhassett <eblennerhassett@audioscience.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/asihpi/hpicmn.c b/sound/pci/asihpi/hpicmn.c
index e0a08f6..4b3f476 100644
--- a/sound/pci/asihpi/hpicmn.c
+++ b/sound/pci/asihpi/hpicmn.c
@@ -347,8 +347,21 @@
if (phm->u.c.attribute == HPI_VOLUME_GAIN) {
phr->u.c.an_log_value[0] = pC->u.vol.an_log[0];
phr->u.c.an_log_value[1] = pC->u.vol.an_log[1];
- } else
+ } else if (phm->u.c.attribute == HPI_VOLUME_MUTE) {
+ if (pC->u.vol.flags & HPI_VOLUME_FLAG_HAS_MUTE) {
+ if (pC->u.vol.flags & HPI_VOLUME_FLAG_MUTED)
+ phr->u.c.param1 =
+ HPI_BITMASK_ALL_CHANNELS;
+ else
+ phr->u.c.param1 = 0;
+ } else {
+ phr->error =
+ HPI_ERROR_INVALID_CONTROL_ATTRIBUTE;
+ phr->u.c.param1 = 0;
+ }
+ } else {
found = 0;
+ }
break;
case HPI_CONTROL_MULTIPLEXER:
if (phm->u.c.attribute == HPI_MULTIPLEXER_SOURCE) {
@@ -544,6 +557,11 @@
if (phm->u.c.attribute == HPI_VOLUME_GAIN) {
pC->u.vol.an_log[0] = phr->u.c.an_log_value[0];
pC->u.vol.an_log[1] = phr->u.c.an_log_value[1];
+ } else if (phm->u.c.attribute == HPI_VOLUME_MUTE) {
+ if (phm->u.c.param1)
+ pC->u.vol.flags |= HPI_VOLUME_FLAG_MUTED;
+ else
+ pC->u.vol.flags &= ~HPI_VOLUME_FLAG_MUTED;
}
break;
case HPI_CONTROL_MULTIPLEXER: