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authorJaroslav Kysela <perex@perex.cz>2010-02-05 10:19:41 +0100
committerJaroslav Kysela <perex@perex.cz>2010-02-05 10:24:25 +0100
commit9d4c7464458770d309169f7a7ce1ea6f8a4a7de5 (patch)
tree74092ef18e7d91ee9db68d8104b462316b68e207
parent21956b61f594f7924d98240da74bc81c28601fa9 (diff)
downloadlinux-2.6.34-ux500-9d4c7464458770d309169f7a7ce1ea6f8a4a7de5.tar.gz
ALSA: ice1724 - aureon - fix wm8770 volume offset
The volume register is from 0..0x7f and 0..0x1a range is mute. Also, fix mute combining in wm_vol_put(). The wrong behaviour was noticed by Peter Christensen. Signed-off-by: Jaroslav Kysela <perex@perex.cz>
-rw-r--r--sound/pci/ice1712/aureon.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/sound/pci/ice1712/aureon.c b/sound/pci/ice1712/aureon.c
index 765d7bd4c3d..9e66f6d306f 100644
--- a/sound/pci/ice1712/aureon.c
+++ b/sound/pci/ice1712/aureon.c
@@ -703,11 +703,13 @@ static void wm_set_vol(struct snd_ice1712 *ice, unsigned int index, unsigned sho
{
unsigned char nvol;
- if ((master & WM_VOL_MUTE) || (vol & WM_VOL_MUTE))
+ if ((master & WM_VOL_MUTE) || (vol & WM_VOL_MUTE)) {
nvol = 0;
- else
+ } else {
nvol = ((vol % WM_VOL_CNT) * (master % WM_VOL_CNT)) /
WM_VOL_MAX;
+ nvol += 0x1b;
+ }
wm_put(ice, index, nvol);
wm_put_nocache(ice, index, 0x180 | nvol);
@@ -778,7 +780,7 @@ static int wm_master_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_
for (ch = 0; ch < 2; ch++) {
unsigned int vol = ucontrol->value.integer.value[ch];
if (vol > WM_VOL_MAX)
- continue;
+ vol = WM_VOL_MAX;
vol |= spec->master[ch] & WM_VOL_MUTE;
if (vol != spec->master[ch]) {
int dac;
@@ -834,8 +836,8 @@ static int wm_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *
for (i = 0; i < voices; i++) {
unsigned int vol = ucontrol->value.integer.value[i];
if (vol > WM_VOL_MAX)
- continue;
- vol |= spec->vol[ofs+i];
+ vol = WM_VOL_MAX;
+ vol |= spec->vol[ofs+i] & WM_VOL_MUTE;
if (vol != spec->vol[ofs+i]) {
spec->vol[ofs+i] = vol;
idx = WM_DAC_ATTEN + ofs + i;