[ALSA] semaphore -> mutex (driver part)

Semaphore to mutex conversion.

The conversion was generated via scripts, and the result was validated
automatically via a script as well.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

6 files changed, 13 insertions, 10 deletions

diff --git a/include/sound/emux_synth.h b/include/sound/emux_synth.h
index b2d6b2acc7c7..d8cb51b86c20 100644
--- a/include/sound/emux_synth.h
+++ b/include/sound/emux_synth.h
@@ -113,7 +113,7 @@ struct snd_emux {
         struct snd_emux_voice *voices;  /* Voices (EMU 'channel') */
         int use_time;   /* allocation counter */
         spinlock_t voice_lock;  /* Lock for voice access */
-        struct semaphore register_mutex;
+        struct mutex register_mutex;
         int client;             /* For the sequencer client */
         int ports[SNDRV_EMUX_MAX_PORTS];        /* The ports for this device */
         struct snd_emux_port *portptrs[SNDRV_EMUX_MAX_PORTS];
diff --git a/include/sound/i2c.h b/include/sound/i2c.h
index 81eb23ed761f..d125ff8c85e8 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);
diff --git a/include/sound/opl3.h b/include/sound/opl3.h
index 83392641cb47..444907166f97 100644
--- a/include/sound/opl3.h
+++ b/include/sound/opl3.h
@@ -53,6 +53,7 @@
 
 #include "driver.h"
 #include <linux/time.h>
+#include <linux/mutex.h>
 #include "core.h"
 #include "hwdep.h"
 #include "timer.h"
@@ -312,7 +313,7 @@ struct snd_opl3 {
         int sys_timer_status;           /* system timer run status */
         spinlock_t sys_timer_lock;      /* Lock for system timer access */
 #endif
-        struct semaphore access_mutex;  /* locking */
+        struct mutex access_mutex;      /* locking */
 };
 
 /* opl3.c */
diff --git a/include/sound/soundfont.h b/include/sound/soundfont.h
index 61a010c65d02..f95d99ba7f74 100644
--- a/include/sound/soundfont.h
+++ b/include/sound/soundfont.h
@@ -93,7 +93,7 @@ struct snd_sf_list {
         int sample_locked;      /* locked time for sample */
         struct snd_sf_callback callback;        /* callback functions */
         int presets_locked;
-        struct semaphore presets_mutex;
+        struct mutex presets_mutex;
         spinlock_t lock;
         struct snd_util_memhdr *memhdr;
 };
diff --git a/include/sound/util_mem.h b/include/sound/util_mem.h
index 69944bbb5445..a1fb706b59a6 100644
--- a/include/sound/util_mem.h
+++ b/include/sound/util_mem.h
@@ -1,5 +1,7 @@
 #ifndef __SOUND_UTIL_MEM_H
 #define __SOUND_UTIL_MEM_H
+
+#include <linux/mutex.h>
 /*
  *  Copyright (C) 2000 Takashi Iwai <tiwai@suse.de>
  *
@@ -40,7 +42,7 @@ struct snd_util_memhdr {
         int nblocks;                    /* # of allocated blocks */
         unsigned int used;              /* used memory size */
         int block_extra_size;           /* extra data size of chunk */
-        struct semaphore block_mutex;   /* lock */
+        struct mutex block_mutex;       /* lock */
 };
 
 /*
diff --git a/include/sound/vx_core.h b/include/sound/vx_core.h
index 5fd6f3305e0d..9821a6194caa 100644
--- a/include/sound/vx_core.h
+++ b/include/sound/vx_core.h
@@ -206,7 +206,7 @@ struct vx_core {
         int audio_monitor[4];                   /* playback hw-monitor level */
         unsigned char audio_monitor_active[4];  /* playback hw-monitor mute/unmute */
 
-        struct semaphore mixer_mutex;
+        struct mutex mixer_mutex;
 
         const struct firmware *firmware[4]; /* loaded firmware data */
 };