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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>
This commit is contained in:
Ingo Molnar 2006-01-16 16:31:42 +01:00 committed by Jaroslav Kysela
parent 1a60d4c5a0
commit ef9f0a42db
22 changed files with 103 additions and 99 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/sound/emux_synth.h
View File

@ -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];

10
include/sound/i2c.h
View File

@ -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);

3
include/sound/opl3.h
View File

@ -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 */

2
include/sound/soundfont.h
View File

@ -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;
};

4
include/sound/util_mem.h
View File

@ -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 */
};
/*

2
include/sound/vx_core.h
View File

@ -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 */
};

2
sound/drivers/opl3/opl3_lib.c
View File

@ -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);

10
sound/drivers/opl3/opl3_seq.c
View File

@ -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)

10
sound/drivers/opl3/opl3_synth.c
View File

@ -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;
}

2
sound/drivers/opl4/opl4_lib.c
View File

@ -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) {

2
sound/drivers/opl4/opl4_local.h
View File

@ -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;

10
sound/drivers/opl4/opl4_proc.c
View File

@ -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;
}

12
sound/drivers/opl4/opl4_seq.c
View File

@ -62,10 +62,10 @@ 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++;
@ -73,12 +73,12 @@ static int snd_opl4_seq_use(void *private_data, struct snd_seq_port_subscribe *i
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);

2
sound/drivers/vx/vx_core.c
View File

@ -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;

72
sound/drivers/vx/vx_mixer.c
View File

@ -427,10 +427,10 @@ static int vx_output_level_get(struct snd_kcontrol *kcontrol, struct snd_ctl_ele
{
struct vx_core *chip = snd_kcontrol_chip(kcontrol);
int codec = kcontrol->id.index;
down(&chip->mixer_mutex);
mutex_lock(&chip->mixer_mutex);
ucontrol->value.integer.value[0] = chip->output_level[codec][0];
ucontrol->value.integer.value[1] = chip->output_level[codec][1];
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 0;
}
@ -438,7 +438,7 @@ static int vx_output_level_put(struct snd_kcontrol *kcontrol, struct snd_ctl_ele
{
struct vx_core *chip = snd_kcontrol_chip(kcontrol);
int codec = kcontrol->id.index;
down(&chip->mixer_mutex);
mutex_lock(&chip->mixer_mutex);
if (ucontrol->value.integer.value[0] != chip->output_level[codec][0] ||
ucontrol->value.integer.value[1] != chip->output_level[codec][1]) {
vx_set_analog_output_level(chip, codec,
@ -446,10 +446,10 @@ static int vx_output_level_put(struct snd_kcontrol *kcontrol, struct snd_ctl_ele
ucontrol->value.integer.value[1]);
chip->output_level[codec][0] = ucontrol->value.integer.value[0];
chip->output_level[codec][1] = ucontrol->value.integer.value[1];
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 1;
}
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 0;
}
@ -502,14 +502,14 @@ static int vx_audio_src_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_v
static int vx_audio_src_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct vx_core *chip = snd_kcontrol_chip(kcontrol);
down(&chip->mixer_mutex);
mutex_lock(&chip->mixer_mutex);
if (chip->audio_source_target != ucontrol->value.enumerated.item[0]) {
chip->audio_source_target = ucontrol->value.enumerated.item[0];
vx_sync_audio_source(chip);
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 1;
}
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 0;
}
@ -550,14 +550,14 @@ static int vx_clock_mode_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_
static int vx_clock_mode_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct vx_core *chip = snd_kcontrol_chip(kcontrol);
down(&chip->mixer_mutex);
mutex_lock(&chip->mixer_mutex);
if (chip->clock_mode != ucontrol->value.enumerated.item[0]) {
chip->clock_mode = ucontrol->value.enumerated.item[0];
vx_set_clock(chip, chip->freq);
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 1;
}
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 0;
}
@ -587,10 +587,10 @@ static int vx_audio_gain_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_
int audio = kcontrol->private_value & 0xff;
int capture = (kcontrol->private_value >> 8) & 1;
down(&chip->mixer_mutex);
mutex_lock(&chip->mixer_mutex);
ucontrol->value.integer.value[0] = chip->audio_gain[capture][audio];
ucontrol->value.integer.value[1] = chip->audio_gain[capture][audio+1];
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 0;
}
@ -600,15 +600,15 @@ static int vx_audio_gain_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_
int audio = kcontrol->private_value & 0xff;
int capture = (kcontrol->private_value >> 8) & 1;
down(&chip->mixer_mutex);
mutex_lock(&chip->mixer_mutex);
if (ucontrol->value.integer.value[0] != chip->audio_gain[capture][audio] ||
ucontrol->value.integer.value[1] != chip->audio_gain[capture][audio+1]) {
vx_set_audio_gain(chip, audio, capture, ucontrol->value.integer.value[0]);
vx_set_audio_gain(chip, audio+1, capture, ucontrol->value.integer.value[1]);
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 1;
}
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 0;
}
@ -617,10 +617,10 @@ static int vx_audio_monitor_get(struct snd_kcontrol *kcontrol, struct snd_ctl_el
struct vx_core *chip = snd_kcontrol_chip(kcontrol);
int audio = kcontrol->private_value & 0xff;
down(&chip->mixer_mutex);
mutex_lock(&chip->mixer_mutex);
ucontrol->value.integer.value[0] = chip->audio_monitor[audio];
ucontrol->value.integer.value[1] = chip->audio_monitor[audio+1];
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 0;
}
@ -629,17 +629,17 @@ static int vx_audio_monitor_put(struct snd_kcontrol *kcontrol, struct snd_ctl_el
struct vx_core *chip = snd_kcontrol_chip(kcontrol);
int audio = kcontrol->private_value & 0xff;
down(&chip->mixer_mutex);
mutex_lock(&chip->mixer_mutex);
if (ucontrol->value.integer.value[0] != chip->audio_monitor[audio] ||
ucontrol->value.integer.value[1] != chip->audio_monitor[audio+1]) {
vx_set_monitor_level(chip, audio, ucontrol->value.integer.value[0],
chip->audio_monitor_active[audio]);
vx_set_monitor_level(chip, audio+1, ucontrol->value.integer.value[1],
chip->audio_monitor_active[audio+1]);
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 1;
}
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 0;
}
@ -657,10 +657,10 @@ static int vx_audio_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_va
struct vx_core *chip = snd_kcontrol_chip(kcontrol);
int audio = kcontrol->private_value & 0xff;
down(&chip->mixer_mutex);
mutex_lock(&chip->mixer_mutex);
ucontrol->value.integer.value[0] = chip->audio_active[audio];
ucontrol->value.integer.value[1] = chip->audio_active[audio+1];
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 0;
}
@ -669,15 +669,15 @@ static int vx_audio_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_va
struct vx_core *chip = snd_kcontrol_chip(kcontrol);
int audio = kcontrol->private_value & 0xff;
down(&chip->mixer_mutex);
mutex_lock(&chip->mixer_mutex);
if (ucontrol->value.integer.value[0] != chip->audio_active[audio] ||
ucontrol->value.integer.value[1] != chip->audio_active[audio+1]) {
vx_set_audio_switch(chip, audio, ucontrol->value.integer.value[0]);
vx_set_audio_switch(chip, audio+1, ucontrol->value.integer.value[1]);
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 1;
}
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 0;
}
@ -686,10 +686,10 @@ static int vx_monitor_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_
struct vx_core *chip = snd_kcontrol_chip(kcontrol);
int audio = kcontrol->private_value & 0xff;
down(&chip->mixer_mutex);
mutex_lock(&chip->mixer_mutex);
ucontrol->value.integer.value[0] = chip->audio_monitor_active[audio];
ucontrol->value.integer.value[1] = chip->audio_monitor_active[audio+1];
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 0;
}
@ -698,17 +698,17 @@ static int vx_monitor_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_
struct vx_core *chip = snd_kcontrol_chip(kcontrol);
int audio = kcontrol->private_value & 0xff;
down(&chip->mixer_mutex);
mutex_lock(&chip->mixer_mutex);
if (ucontrol->value.integer.value[0] != chip->audio_monitor_active[audio] ||
ucontrol->value.integer.value[1] != chip->audio_monitor_active[audio+1]) {
vx_set_monitor_level(chip, audio, chip->audio_monitor[audio],
ucontrol->value.integer.value[0]);
vx_set_monitor_level(chip, audio+1, chip->audio_monitor[audio+1],
ucontrol->value.integer.value[1]);
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 1;
}
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 0;
}
@ -756,12 +756,12 @@ static int vx_iec958_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_valu
{
struct vx_core *chip = snd_kcontrol_chip(kcontrol);
down(&chip->mixer_mutex);
mutex_lock(&chip->mixer_mutex);
ucontrol->value.iec958.status[0] = (chip->uer_bits >> 0) & 0xff;
ucontrol->value.iec958.status[1] = (chip->uer_bits >> 8) & 0xff;
ucontrol->value.iec958.status[2] = (chip->uer_bits >> 16) & 0xff;
ucontrol->value.iec958.status[3] = (chip->uer_bits >> 24) & 0xff;
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 0;
}
@ -783,14 +783,14 @@ static int vx_iec958_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_valu
(ucontrol->value.iec958.status[1] << 8) |
(ucontrol->value.iec958.status[2] << 16) |
(ucontrol->value.iec958.status[3] << 24);
down(&chip->mixer_mutex);
mutex_lock(&chip->mixer_mutex);
if (chip->uer_bits != val) {
chip->uer_bits = val;
vx_set_iec958_status(chip, val);
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 1;
}
up(&chip->mixer_mutex);
mutex_unlock(&chip->mixer_mutex);
return 0;
}

2
sound/i2c/i2c.c
View File

@ -88,7 +88,7 @@ int snd_i2c_bus_create(struct snd_card *card, const char *name,
bus = kzalloc(sizeof(*bus), GFP_KERNEL);
if (bus == NULL)
return -ENOMEM;
init_MUTEX(&bus->lock_mutex);
mutex_init(&bus->lock_mutex);
INIT_LIST_HEAD(&bus->devices);
INIT_LIST_HEAD(&bus->buses);
bus->card = card;

2
sound/synth/emux/emux.c
View File

@ -45,7 +45,7 @@ int snd_emux_new(struct snd_emux **remu)
return -ENOMEM;
spin_lock_init(&emu->voice_lock);
init_MUTEX(&emu->register_mutex);
mutex_init(&emu->register_mutex);
emu->client = -1;
#ifdef CONFIG_SND_SEQUENCER_OSS

12
sound/synth/emux/emux_oss.c
View File

@ -117,10 +117,10 @@ snd_emux_open_seq_oss(struct snd_seq_oss_arg *arg, void *closure)
emu = closure;
snd_assert(arg != NULL && emu != NULL, return -ENXIO);
down(&emu->register_mutex);
mutex_lock(&emu->register_mutex);
if (!snd_emux_inc_count(emu)) {
up(&emu->register_mutex);
mutex_unlock(&emu->register_mutex);
return -EFAULT;
}
@ -134,7 +134,7 @@ snd_emux_open_seq_oss(struct snd_seq_oss_arg *arg, void *closure)
if (p == NULL) {
snd_printk("can't create port\n");
snd_emux_dec_count(emu);
up(&emu->register_mutex);
mutex_unlock(&emu->register_mutex);
return -ENOMEM;
}
@ -148,7 +148,7 @@ snd_emux_open_seq_oss(struct snd_seq_oss_arg *arg, void *closure)
snd_emux_reset_port(p);
up(&emu->register_mutex);
mutex_unlock(&emu->register_mutex);
return 0;
}
@ -191,13 +191,13 @@ snd_emux_close_seq_oss(struct snd_seq_oss_arg *arg)
emu = p->emu;
snd_assert(emu != NULL, return -ENXIO);
down(&emu->register_mutex);
mutex_lock(&emu->register_mutex);
snd_emux_sounds_off_all(p);
snd_soundfont_close_check(emu->sflist, SF_CLIENT_NO(p->chset.port));
snd_seq_event_port_detach(p->chset.client, p->chset.port);
snd_emux_dec_count(emu);
up(&emu->register_mutex);
mutex_unlock(&emu->register_mutex);
return 0;
}

8
sound/synth/emux/emux_proc.c
View File

@ -37,7 +37,7 @@ snd_emux_proc_info_read(struct snd_info_entry *entry,
int i;
emu = entry->private_data;
down(&emu->register_mutex);
mutex_lock(&emu->register_mutex);
if (emu->name)
snd_iprintf(buf, "Device: %s\n", emu->name);
snd_iprintf(buf, "Ports: %d\n", emu->num_ports);
@ -56,13 +56,13 @@ snd_emux_proc_info_read(struct snd_info_entry *entry,
snd_iprintf(buf, "Memory Size: 0\n");
}
if (emu->sflist) {
down(&emu->sflist->presets_mutex);
mutex_lock(&emu->sflist->presets_mutex);
snd_iprintf(buf, "SoundFonts: %d\n", emu->sflist->fonts_size);
snd_iprintf(buf, "Instruments: %d\n", emu->sflist->zone_counter);
snd_iprintf(buf, "Samples: %d\n", emu->sflist->sample_counter);
snd_iprintf(buf, "Locked Instruments: %d\n", emu->sflist->zone_locked);
snd_iprintf(buf, "Locked Samples: %d\n", emu->sflist->sample_locked);
up(&emu->sflist->presets_mutex);
mutex_unlock(&emu->sflist->presets_mutex);
}
#if 0 /* debug */
if (emu->voices[0].state != SNDRV_EMUX_ST_OFF && emu->voices[0].ch >= 0) {
@ -103,7 +103,7 @@ snd_emux_proc_info_read(struct snd_info_entry *entry,
snd_iprintf(buf, "sample_mode=%x, rate=%x\n", vp->reg.sample_mode, vp->reg.rate_offset);
}
#endif
up(&emu->register_mutex);
mutex_unlock(&emu->register_mutex);
}

12
sound/synth/emux/emux_seq.c
View File

@ -123,12 +123,12 @@ snd_emux_detach_seq(struct snd_emux *emu)
if (emu->voices)
snd_emux_terminate_all(emu);
down(&emu->register_mutex);
mutex_lock(&emu->register_mutex);
if (emu->client >= 0) {
snd_seq_delete_kernel_client(emu->client);
emu->client = -1;
}
up(&emu->register_mutex);
mutex_unlock(&emu->register_mutex);
}
@ -311,10 +311,10 @@ snd_emux_use(void *private_data, struct snd_seq_port_subscribe *info)
emu = p->emu;
snd_assert(emu != NULL, return -EINVAL);
down(&emu->register_mutex);
mutex_lock(&emu->register_mutex);
snd_emux_init_port(p);
snd_emux_inc_count(emu);
up(&emu->register_mutex);
mutex_unlock(&emu->register_mutex);
return 0;
}
@ -332,10 +332,10 @@ snd_emux_unuse(void *private_data, struct snd_seq_port_subscribe *info)
emu = p->emu;
snd_assert(emu != NULL, return -EINVAL);
down(&emu->register_mutex);
mutex_lock(&emu->register_mutex);
snd_emux_sounds_off_all(p);
snd_emux_dec_count(emu);
up(&emu->register_mutex);
mutex_unlock(&emu->register_mutex);
return 0;
}

6
sound/synth/emux/soundfont.c
View File

@ -79,7 +79,7 @@ static void
lock_preset(struct snd_sf_list *sflist)
{
unsigned long flags;
down(&sflist->presets_mutex);
mutex_lock(&sflist->presets_mutex);
spin_lock_irqsave(&sflist->lock, flags);
sflist->presets_locked = 1;
spin_unlock_irqrestore(&sflist->lock, flags);
@ -96,7 +96,7 @@ unlock_preset(struct snd_sf_list *sflist)
spin_lock_irqsave(&sflist->lock, flags);
sflist->presets_locked = 0;
spin_unlock_irqrestore(&sflist->lock, flags);
up(&sflist->presets_mutex);
mutex_unlock(&sflist->presets_mutex);
}
@ -1390,7 +1390,7 @@ snd_sf_new(struct snd_sf_callback *callback, struct snd_util_memhdr *hdr)
if ((sflist = kzalloc(sizeof(*sflist), GFP_KERNEL)) == NULL)
return NULL;
init_MUTEX(&sflist->presets_mutex);
mutex_init(&sflist->presets_mutex);
spin_lock_init(&sflist->lock);
sflist->memhdr = hdr;

15
sound/synth/util_mem.c
View File

@ -18,6 +18,7 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/mutex.h>
#include <sound/driver.h>
#include <linux/init.h>
#include <linux/slab.h>
@ -42,7 +43,7 @@ snd_util_memhdr_new(int memsize)
if (hdr == NULL)
return NULL;
hdr->size = memsize;
init_MUTEX(&hdr->block_mutex);
mutex_init(&hdr->block_mutex);
INIT_LIST_HEAD(&hdr->block);
return hdr;
@ -136,9 +137,9 @@ struct snd_util_memblk *
snd_util_mem_alloc(struct snd_util_memhdr *hdr, int size)
{
struct snd_util_memblk *blk;
down(&hdr->block_mutex);
mutex_lock(&hdr->block_mutex);
blk = __snd_util_mem_alloc(hdr, size);
up(&hdr->block_mutex);
mutex_unlock(&hdr->block_mutex);
return blk;
}
@ -163,9 +164,9 @@ int snd_util_mem_free(struct snd_util_memhdr *hdr, struct snd_util_memblk *blk)
{
snd_assert(hdr && blk, return -EINVAL);
down(&hdr->block_mutex);
mutex_lock(&hdr->block_mutex);
__snd_util_mem_free(hdr, blk);
up(&hdr->block_mutex);
mutex_unlock(&hdr->block_mutex);
return 0;
}
@ -175,9 +176,9 @@ int snd_util_mem_free(struct snd_util_memhdr *hdr, struct snd_util_memblk *blk)
int snd_util_mem_avail(struct snd_util_memhdr *hdr)
{
unsigned int size;
down(&hdr->block_mutex);
mutex_lock(&hdr->block_mutex);
size = hdr->size - hdr->used;
up(&hdr->block_mutex);
mutex_unlock(&hdr->block_mutex);
return size;
}