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-rw-r--r--include/sound/i2c.h10
1 files changed, 5 insertions, 5 deletions
diff --git a/include/sound/i2c.h b/include/sound/i2c.h
index 81eb23ed761..d125ff8c85e 100644
--- a/include/sound/i2c.h
+++ b/include/sound/i2c.h
@@ -55,7 +55,7 @@ struct snd_i2c_bus {
struct snd_card *card; /* card which I2C belongs to */
char name[32]; /* some useful label */
- struct semaphore lock_mutex;
+ struct mutex lock_mutex;
struct snd_i2c_bus *master; /* master bus when SCK/SCL is shared */
struct list_head buses; /* master: slave buses sharing SCK/SCL, slave: link list */
@@ -84,17 +84,17 @@ int snd_i2c_device_free(struct snd_i2c_device *device);
static inline void snd_i2c_lock(struct snd_i2c_bus *bus)
{
if (bus->master)
- down(&bus->master->lock_mutex);
+ mutex_lock(&bus->master->lock_mutex);
else
- down(&bus->lock_mutex);
+ mutex_lock(&bus->lock_mutex);
}
static inline void snd_i2c_unlock(struct snd_i2c_bus *bus)
{
if (bus->master)
- up(&bus->master->lock_mutex);
+ mutex_unlock(&bus->master->lock_mutex);
else
- up(&bus->lock_mutex);
+ mutex_unlock(&bus->lock_mutex);
}
int snd_i2c_sendbytes(struct snd_i2c_device *device, unsigned char *bytes, int count);