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Diffstat (limited to 'sound/soc/codecs/max98095.c')
-rw-r--r--sound/soc/codecs/max98095.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/sound/soc/codecs/max98095.c b/sound/soc/codecs/max98095.c
index 0ee6797d508..01f3cc9c780 100644
--- a/sound/soc/codecs/max98095.c
+++ b/sound/soc/codecs/max98095.c
@@ -16,6 +16,7 @@
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/clk.h>
+#include <linux/mutex.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
@@ -57,6 +58,7 @@ struct max98095_priv {
unsigned int mic2pre;
struct snd_soc_jack *headphone_jack;
struct snd_soc_jack *mic_jack;
+ struct mutex lock;
};
static const struct reg_default max98095_reg_def[] = {
@@ -1803,7 +1805,7 @@ static int max98095_put_eq_enum(struct snd_kcontrol *kcontrol,
regsave = snd_soc_read(codec, M98095_088_CFG_LEVEL);
snd_soc_update_bits(codec, M98095_088_CFG_LEVEL, regmask, 0);
- mutex_lock(&codec->mutex);
+ mutex_lock(&max98095->lock);
snd_soc_update_bits(codec, M98095_00F_HOST_CFG, M98095_SEG, M98095_SEG);
m98095_eq_band(codec, channel, 0, coef_set->band1);
m98095_eq_band(codec, channel, 1, coef_set->band2);
@@ -1811,7 +1813,7 @@ static int max98095_put_eq_enum(struct snd_kcontrol *kcontrol,
m98095_eq_band(codec, channel, 3, coef_set->band4);
m98095_eq_band(codec, channel, 4, coef_set->band5);
snd_soc_update_bits(codec, M98095_00F_HOST_CFG, M98095_SEG, 0);
- mutex_unlock(&codec->mutex);
+ mutex_unlock(&max98095->lock);
/* Restore the original on/off state */
snd_soc_update_bits(codec, M98095_088_CFG_LEVEL, regmask, regsave);
@@ -1957,12 +1959,12 @@ static int max98095_put_bq_enum(struct snd_kcontrol *kcontrol,
regsave = snd_soc_read(codec, M98095_088_CFG_LEVEL);
snd_soc_update_bits(codec, M98095_088_CFG_LEVEL, regmask, 0);
- mutex_lock(&codec->mutex);
+ mutex_lock(&max98095->lock);
snd_soc_update_bits(codec, M98095_00F_HOST_CFG, M98095_SEG, M98095_SEG);
m98095_biquad_band(codec, channel, 0, coef_set->band1);
m98095_biquad_band(codec, channel, 1, coef_set->band2);
snd_soc_update_bits(codec, M98095_00F_HOST_CFG, M98095_SEG, 0);
- mutex_unlock(&codec->mutex);
+ mutex_unlock(&max98095->lock);
/* Restore the original on/off state */
snd_soc_update_bits(codec, M98095_088_CFG_LEVEL, regmask, regsave);
@@ -2395,6 +2397,8 @@ static int max98095_i2c_probe(struct i2c_client *i2c,
if (max98095 == NULL)
return -ENOMEM;
+ mutex_init(&max98095->lock);
+
max98095->regmap = devm_regmap_init_i2c(i2c, &max98095_regmap);
if (IS_ERR(max98095->regmap)) {
ret = PTR_ERR(max98095->regmap);