diff options
Diffstat (limited to 'sound/pci/ice1712/prodigy192.c')
| -rw-r--r-- | sound/pci/ice1712/prodigy192.c | 20 |
1 files changed, 6 insertions, 14 deletions
diff --git a/sound/pci/ice1712/prodigy192.c b/sound/pci/ice1712/prodigy192.c index 096ec76f5304..cd7db2b65b51 100644 --- a/sound/pci/ice1712/prodigy192.c +++ b/sound/pci/ice1712/prodigy192.c @@ -110,21 +110,19 @@ static int stac9460_dac_mute_put(struct snd_kcontrol *kcontrol, struct snd_ctl_e { struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol); struct prodigy192_spec *spec = ice->spec; - int idx, change; + int idx; if (kcontrol->private_value) idx = STAC946X_MASTER_VOLUME; else idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id) + STAC946X_LF_VOLUME; /* due to possible conflicts with stac9460_set_rate_val, mutexing */ - mutex_lock(&spec->mute_mutex); + guard(mutex)(&spec->mute_mutex); /* dev_dbg(ice->card->dev, "Mute put: reg 0x%02x, ctrl value: 0x%02x\n", idx, ucontrol->value.integer.value[0]); */ - change = stac9460_dac_mute(ice, idx, ucontrol->value.integer.value[0]); - mutex_unlock(&spec->mute_mutex); - return change; + return stac9460_dac_mute(ice, idx, ucontrol->value.integer.value[0]); } /* @@ -170,14 +168,9 @@ static int stac9460_dac_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_el tmp = stac9460_get(ice, idx); ovol = 0x7f - (tmp & 0x7f); change = (ovol != nvol); - if (change) { - ovol = (0x7f - nvol) | (tmp & 0x80); - /* - dev_dbg(ice->card->dev, "DAC Volume: reg 0x%02x: 0x%02x\n", - idx, ovol); - */ + if (change) stac9460_put(ice, idx, (0x7f - nvol) | (tmp & 0x80)); - } + return change; } @@ -321,7 +314,7 @@ static void stac9460_set_rate_val(struct snd_ice1712 *ice, unsigned int rate) return; /* change detected, setting master clock, muting first */ /* due to possible conflicts with mute controls - mutexing */ - mutex_lock(&spec->mute_mutex); + guard(mutex)(&spec->mute_mutex); /* we have to remember current mute status for each DAC */ for (idx = 0; idx < 7 ; ++idx) changed[idx] = stac9460_dac_mute(ice, @@ -335,7 +328,6 @@ static void stac9460_set_rate_val(struct snd_ice1712 *ice, unsigned int rate) if (changed[idx]) stac9460_dac_mute(ice, STAC946X_MASTER_VOLUME + idx, 1); } - mutex_unlock(&spec->mute_mutex); } |