diff options
| author | Nicolas Boichat <drinkcat@chromium.org> | 2015-06-10 11:54:13 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-06-10 18:30:13 +0100 |
| commit | 22f5d9f8217656fc30a038d1ebb5a68f03b57a65 (patch) | |
| tree | b7b4829ac1a4a700671373544f6fb28c1d8c1e13 /sound/soc/codecs | |
| parent | 345b0f50e74671fd8299e26c73ab50c5a0cf6ed9 (diff) | |
| download | op-kernel-dev-22f5d9f8217656fc30a038d1ebb5a68f03b57a65.zip op-kernel-dev-22f5d9f8217656fc30a038d1ebb5a68f03b57a65.tar.gz | |
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>
Diffstat (limited to 'sound/soc/codecs')
| -rw-r--r-- | sound/soc/codecs/rt5645.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c index aaede45..abedf35 100644 --- a/sound/soc/codecs/rt5645.c +++ b/sound/soc/codecs/rt5645.c @@ -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); } } |
