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ASoC: rt5645: Lock mutex in rt5645_enable_push_button_irq 

rt5645_enable_push_button_irq uses snd_soc_dapm_*_unlocked
functions, so it needs to lock the required dapm mutex.

Signed-off-by: Nicolas Boichat <drinkcat@chromium.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
hifive-unleashed-5.1
Nicolas Boichat 2015-06-10 11:54:13 +08:00 committed by Mark Brown
parent 345b0f50e7
commit 22f5d9f821
1 changed files with 6 additions and 0 deletions
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6
sound/soc/codecs/rt5645.c
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@ -2762,6 +2762,7 @@ static void rt5645_enable_push_button_irq(struct snd_soc_codec *codec,
struct rt5645_priv *rt5645 = snd_soc_codec_get_drvdata(codec);
if (enable) {
snd_soc_dapm_mutex_lock(&codec->dapm);
snd_soc_dapm_force_enable_pin_unlocked(&codec->dapm,
"ADC L power");
snd_soc_dapm_force_enable_pin_unlocked(&codec->dapm,
@ -2771,6 +2772,8 @@ static void rt5645_enable_push_button_irq(struct snd_soc_codec *codec,
snd_soc_dapm_force_enable_pin_unlocked(&codec->dapm,
"Mic Det Power");
snd_soc_dapm_sync_unlocked(&codec->dapm);
snd_soc_dapm_mutex_unlock(&codec->dapm);
snd_soc_update_bits(codec,
RT5645_INT_IRQ_ST, 0x8, 0x8);
snd_soc_update_bits(codec,
@ -2781,6 +2784,8 @@ static void rt5645_enable_push_button_irq(struct snd_soc_codec *codec,
} else {
snd_soc_update_bits(codec, RT5650_4BTN_IL_CMD2, 0x8000, 0x0);
snd_soc_update_bits(codec, RT5645_INT_IRQ_ST, 0x8, 0x0);
snd_soc_dapm_mutex_lock(&codec->dapm);
snd_soc_dapm_disable_pin_unlocked(&codec->dapm,
"ADC L power");
snd_soc_dapm_disable_pin_unlocked(&codec->dapm,
@ -2791,6 +2796,7 @@ static void rt5645_enable_push_button_irq(struct snd_soc_codec *codec,
snd_soc_dapm_disable_pin_unlocked(&codec->dapm,
"Mic Det Power");
snd_soc_dapm_sync_unlocked(&codec->dapm);
snd_soc_dapm_mutex_unlock(&codec->dapm);
}
}