diff options
Diffstat (limited to 'sound/ppc/awacs.c')
| -rw-r--r-- | sound/ppc/awacs.c | 24 |
1 files changed, 6 insertions, 18 deletions
diff --git a/sound/ppc/awacs.c b/sound/ppc/awacs.c index 13a6f3af13ef..c231a9d6d1de 100644 --- a/sound/ppc/awacs.c +++ b/sound/ppc/awacs.c @@ -137,13 +137,11 @@ static int snd_pmac_awacs_get_volume(struct snd_kcontrol *kcontrol, int reg = kcontrol->private_value & 0xff; int lshift = (kcontrol->private_value >> 8) & 0xff; int inverted = (kcontrol->private_value >> 16) & 1; - unsigned long flags; int vol[2]; - spin_lock_irqsave(&chip->reg_lock, flags); + guard(spinlock_irqsave)(&chip->reg_lock); vol[0] = (chip->awacs_reg[reg] >> lshift) & 0xf; vol[1] = chip->awacs_reg[reg] & 0xf; - spin_unlock_irqrestore(&chip->reg_lock, flags); if (inverted) { vol[0] = 0x0f - vol[0]; vol[1] = 0x0f - vol[1]; @@ -161,7 +159,6 @@ static int snd_pmac_awacs_put_volume(struct snd_kcontrol *kcontrol, int lshift = (kcontrol->private_value >> 8) & 0xff; int inverted = (kcontrol->private_value >> 16) & 1; int val, oldval; - unsigned long flags; unsigned int vol[2]; vol[0] = ucontrol->value.integer.value[0]; @@ -174,14 +171,13 @@ static int snd_pmac_awacs_put_volume(struct snd_kcontrol *kcontrol, } vol[0] &= 0x0f; vol[1] &= 0x0f; - spin_lock_irqsave(&chip->reg_lock, flags); + guard(spinlock_irqsave)(&chip->reg_lock); oldval = chip->awacs_reg[reg]; val = oldval & ~(0xf | (0xf << lshift)); val |= vol[0] << lshift; val |= vol[1]; if (oldval != val) snd_pmac_awacs_write_reg(chip, reg, val); - spin_unlock_irqrestore(&chip->reg_lock, flags); return oldval != reg; } @@ -204,11 +200,9 @@ static int snd_pmac_awacs_get_switch(struct snd_kcontrol *kcontrol, int shift = (kcontrol->private_value >> 8) & 0xff; int invert = (kcontrol->private_value >> 16) & 1; int val; - unsigned long flags; - spin_lock_irqsave(&chip->reg_lock, flags); + guard(spinlock_irqsave)(&chip->reg_lock); val = (chip->awacs_reg[reg] >> shift) & 1; - spin_unlock_irqrestore(&chip->reg_lock, flags); if (invert) val = 1 - val; ucontrol->value.integer.value[0] = val; @@ -224,16 +218,14 @@ static int snd_pmac_awacs_put_switch(struct snd_kcontrol *kcontrol, int invert = (kcontrol->private_value >> 16) & 1; int mask = 1 << shift; int val, changed; - unsigned long flags; - spin_lock_irqsave(&chip->reg_lock, flags); + guard(spinlock_irqsave)(&chip->reg_lock); val = chip->awacs_reg[reg] & ~mask; if (ucontrol->value.integer.value[0] != invert) val |= mask; changed = chip->awacs_reg[reg] != val; if (changed) snd_pmac_awacs_write_reg(chip, reg, val); - spin_unlock_irqrestore(&chip->reg_lock, flags); return changed; } @@ -541,14 +533,12 @@ static int snd_pmac_screamer_mic_boost_get(struct snd_kcontrol *kcontrol, { struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); int val = 0; - unsigned long flags; - spin_lock_irqsave(&chip->reg_lock, flags); + guard(spinlock_irqsave)(&chip->reg_lock); if (chip->awacs_reg[6] & MASK_MIC_BOOST) val |= 2; if (chip->awacs_reg[0] & MASK_GAINLINE) val |= 1; - spin_unlock_irqrestore(&chip->reg_lock, flags); ucontrol->value.integer.value[0] = val; return 0; } @@ -559,9 +549,8 @@ static int snd_pmac_screamer_mic_boost_put(struct snd_kcontrol *kcontrol, struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); int changed = 0; int val0, val6; - unsigned long flags; - spin_lock_irqsave(&chip->reg_lock, flags); + guard(spinlock_irqsave)(&chip->reg_lock); val0 = chip->awacs_reg[0] & ~MASK_GAINLINE; val6 = chip->awacs_reg[6] & ~MASK_MIC_BOOST; if (ucontrol->value.integer.value[0] & 1) @@ -576,7 +565,6 @@ static int snd_pmac_screamer_mic_boost_put(struct snd_kcontrol *kcontrol, snd_pmac_awacs_write_reg(chip, 6, val6); changed = 1; } - spin_unlock_irqrestore(&chip->reg_lock, flags); return changed; } |