diff options
| author | Jaroslav Kysela <perex@perex.cz> | 2010-02-05 10:19:41 +0100 |
|---|---|---|
| committer | Jaroslav Kysela <perex@perex.cz> | 2010-02-05 10:24:25 +0100 |
| commit | 9d4c7464458770d309169f7a7ce1ea6f8a4a7de5 (patch) | |
| tree | 74092ef18e7d91ee9db68d8104b462316b68e207 /sound/pci/ice1712 | |
| parent | 21956b61f594f7924d98240da74bc81c28601fa9 (diff) | |
| download | linux-9d4c7464458770d309169f7a7ce1ea6f8a4a7de5.tar.gz linux-9d4c7464458770d309169f7a7ce1ea6f8a4a7de5.tar.bz2 linux-9d4c7464458770d309169f7a7ce1ea6f8a4a7de5.zip | |
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>
Diffstat (limited to 'sound/pci/ice1712')
| -rw-r--r-- | sound/pci/ice1712/aureon.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/sound/pci/ice1712/aureon.c b/sound/pci/ice1712/aureon.c index 765d7bd4c3d4..9e66f6d306f8 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; |