diff options
Diffstat (limited to 'sound/pci/oxygen/oxygen.c')
| -rw-r--r-- | sound/pci/oxygen/oxygen.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/sound/pci/oxygen/oxygen.c b/sound/pci/oxygen/oxygen.c index ff7439634d76..e6f869cf8ca2 100644 --- a/sound/pci/oxygen/oxygen.c +++ b/sound/pci/oxygen/oxygen.c @@ -450,7 +450,7 @@ static int rolloff_put(struct snd_kcontrol *ctl, int changed; u8 reg; - mutex_lock(&chip->mutex); + guard(mutex)(&chip->mutex); reg = data->ak4396_regs[0][AK4396_CONTROL_2]; if (value->value.enumerated.item[0]) reg |= AK4396_SLOW; @@ -461,7 +461,6 @@ static int rolloff_put(struct snd_kcontrol *ctl, for (i = 0; i < data->dacs; ++i) ak4396_write(chip, i, AK4396_CONTROL_2, reg); } - mutex_unlock(&chip->mutex); return changed; } @@ -499,14 +498,13 @@ static int hpf_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value) unsigned int reg; int changed; - mutex_lock(&chip->mutex); + guard(mutex)(&chip->mutex); reg = data->wm8785_regs[WM8785_R2] & ~(WM8785_HPFR | WM8785_HPFL); if (value->value.enumerated.item[0]) reg |= WM8785_HPFR | WM8785_HPFL; changed = reg != data->wm8785_regs[WM8785_R2]; if (changed) wm8785_write(chip, WM8785_R2, reg); - mutex_unlock(&chip->mutex); return changed; } @@ -563,7 +561,7 @@ static int meridian_dig_source_put(struct snd_kcontrol *ctl, u16 old_reg, new_reg; int changed; - mutex_lock(&chip->mutex); + guard(mutex)(&chip->mutex); old_reg = oxygen_read16(chip, OXYGEN_GPIO_DATA); new_reg = old_reg & ~GPIO_MERIDIAN_DIG_MASK; if (value->value.enumerated.item[0] == 0) @@ -573,7 +571,6 @@ static int meridian_dig_source_put(struct snd_kcontrol *ctl, changed = new_reg != old_reg; if (changed) oxygen_write16(chip, OXYGEN_GPIO_DATA, new_reg); - mutex_unlock(&chip->mutex); return changed; } @@ -584,7 +581,7 @@ static int claro_dig_source_put(struct snd_kcontrol *ctl, u16 old_reg, new_reg; int changed; - mutex_lock(&chip->mutex); + guard(mutex)(&chip->mutex); old_reg = oxygen_read16(chip, OXYGEN_GPIO_DATA); new_reg = old_reg & ~GPIO_CLARO_DIG_COAX; if (value->value.enumerated.item[0]) @@ -592,7 +589,6 @@ static int claro_dig_source_put(struct snd_kcontrol *ctl, changed = new_reg != old_reg; if (changed) oxygen_write16(chip, OXYGEN_GPIO_DATA, new_reg); - mutex_unlock(&chip->mutex); return changed; } |