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[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>
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1 parent 1a60d4c commit ef9f0a42db987e7e2df72289fb4522d24027786b Ingo Molnar committed with Jaroslav Kysela Jan 16, 2006
@@ -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];
View
@@ -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);
View
@@ -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 */
@@ -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;
};
View
@@ -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 */
};
/*
View
@@ -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 */
};
@@ -358,7 +358,7 @@ int snd_opl3_new(struct snd_card *card,
opl3->hardware = hardware;
spin_lock_init(&opl3->reg_lock);
spin_lock_init(&opl3->timer_lock);
- init_MUTEX(&opl3->access_mutex);
+ mutex_init(&opl3->access_mutex);
if ((err = snd_device_new(card, SNDRV_DEV_CODEC, opl3, &ops)) < 0) {
snd_opl3_free(opl3);
@@ -52,13 +52,13 @@ int snd_opl3_synth_setup(struct snd_opl3 * opl3)
{
int idx;
- down(&opl3->access_mutex);
+ mutex_lock(&opl3->access_mutex);
if (opl3->used) {
- up(&opl3->access_mutex);
+ mutex_unlock(&opl3->access_mutex);
return -EBUSY;
}
opl3->used++;
- up(&opl3->access_mutex);
+ mutex_unlock(&opl3->access_mutex);
snd_opl3_reset(opl3);
@@ -91,9 +91,9 @@ void snd_opl3_synth_cleanup(struct snd_opl3 * opl3)
spin_unlock_irqrestore(&opl3->sys_timer_lock, flags);
snd_opl3_reset(opl3);
- down(&opl3->access_mutex);
+ mutex_lock(&opl3->access_mutex);
opl3->used--;
- up(&opl3->access_mutex);
+ mutex_unlock(&opl3->access_mutex);
}
static int snd_opl3_synth_use(void *private_data, struct snd_seq_port_subscribe * info)
@@ -76,13 +76,13 @@ int snd_opl3_open(struct snd_hwdep * hw, struct file *file)
{
struct snd_opl3 *opl3 = hw->private_data;
- down(&opl3->access_mutex);
+ mutex_lock(&opl3->access_mutex);
if (opl3->used) {
- up(&opl3->access_mutex);
+ mutex_unlock(&opl3->access_mutex);
return -EAGAIN;
}
opl3->used++;
- up(&opl3->access_mutex);
+ mutex_unlock(&opl3->access_mutex);
return 0;
}
@@ -179,9 +179,9 @@ int snd_opl3_release(struct snd_hwdep * hw, struct file *file)
struct snd_opl3 *opl3 = hw->private_data;
snd_opl3_reset(opl3);
- down(&opl3->access_mutex);
+ mutex_lock(&opl3->access_mutex);
opl3->used--;
- up(&opl3->access_mutex);
+ mutex_unlock(&opl3->access_mutex);
return 0;
}
@@ -214,7 +214,7 @@ int snd_opl4_create(struct snd_card *card,
opl4->fm_port = fm_port;
opl4->pcm_port = pcm_port;
spin_lock_init(&opl4->reg_lock);
- init_MUTEX(&opl4->access_mutex);
+ mutex_init(&opl4->access_mutex);
err = snd_opl4_detect(opl4);
if (err < 0) {
@@ -182,7 +182,7 @@ struct snd_opl4 {
struct snd_info_entry *proc_entry;
int memory_access;
#endif
- struct semaphore access_mutex;
+ struct mutex access_mutex;
#if defined(CONFIG_SND_SEQUENCER) || defined(CONFIG_SND_SEQUENCER_MODULE)
int used;
@@ -28,13 +28,13 @@ static int snd_opl4_mem_proc_open(struct snd_info_entry *entry,
{
struct snd_opl4 *opl4 = entry->private_data;
- down(&opl4->access_mutex);
+ mutex_lock(&opl4->access_mutex);
if (opl4->memory_access) {
- up(&opl4->access_mutex);
+ mutex_unlock(&opl4->access_mutex);
return -EBUSY;
}
opl4->memory_access++;
- up(&opl4->access_mutex);
+ mutex_unlock(&opl4->access_mutex);
return 0;
}
@@ -43,9 +43,9 @@ static int snd_opl4_mem_proc_release(struct snd_info_entry *entry,
{
struct snd_opl4 *opl4 = entry->private_data;
- down(&opl4->access_mutex);
+ mutex_lock(&opl4->access_mutex);
opl4->memory_access--;
- up(&opl4->access_mutex);
+ mutex_unlock(&opl4->access_mutex);
return 0;
}
@@ -62,23 +62,23 @@ static int snd_opl4_seq_use(void *private_data, struct snd_seq_port_subscribe *i
struct snd_opl4 *opl4 = private_data;
int err;
- down(&opl4->access_mutex);
+ mutex_lock(&opl4->access_mutex);
if (opl4->used) {
- up(&opl4->access_mutex);
+ mutex_unlock(&opl4->access_mutex);
return -EBUSY;
}
opl4->used++;
if (info->sender.client != SNDRV_SEQ_CLIENT_SYSTEM) {
err = snd_opl4_seq_use_inc(opl4);
if (err < 0) {
- up(&opl4->access_mutex);
+ mutex_unlock(&opl4->access_mutex);
return err;
}
}
- up(&opl4->access_mutex);
+ mutex_unlock(&opl4->access_mutex);
snd_opl4_synth_reset(opl4);
return 0;
@@ -90,9 +90,9 @@ static int snd_opl4_seq_unuse(void *private_data, struct snd_seq_port_subscribe
snd_opl4_synth_shutdown(opl4);
- down(&opl4->access_mutex);
+ mutex_lock(&opl4->access_mutex);
opl4->used--;
- up(&opl4->access_mutex);
+ mutex_unlock(&opl4->access_mutex);
if (info->sender.client != SNDRV_SEQ_CLIENT_SYSTEM)
snd_opl4_seq_use_dec(opl4);
@@ -778,7 +778,7 @@ struct vx_core *snd_vx_create(struct snd_card *card, struct snd_vx_hardware *hw,
chip->type = hw->type;
chip->ops = ops;
tasklet_init(&chip->tq, vx_interrupt, (unsigned long)chip);
- init_MUTEX(&chip->mixer_mutex);
+ mutex_init(&chip->mixer_mutex);
chip->card = card;
card->private_data = chip;
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