[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>

16 files changed, 90 insertions, 89 deletions

diff --git a/sound/drivers/opl3/opl3_lib.c b/sound/drivers/opl3/opl3_lib.c
index 1e0c76b9acfc..4f8556976774 100644
--- a/sound/drivers/opl3/opl3_lib.c
+++ b/sound/drivers/opl3/opl3_lib.c
@@ -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);
diff --git a/sound/drivers/opl3/opl3_seq.c b/sound/drivers/opl3/opl3_seq.c
index c4ead790008a..e26556d500e5 100644
--- a/sound/drivers/opl3/opl3_seq.c
+++ b/sound/drivers/opl3/opl3_seq.c
@@ -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)
diff --git a/sound/drivers/opl3/opl3_synth.c b/sound/drivers/opl3/opl3_synth.c
index 3534a0e3342a..6db503f025b3 100644
--- a/sound/drivers/opl3/opl3_synth.c
+++ b/sound/drivers/opl3/opl3_synth.c
@@ -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;
 }
diff --git a/sound/drivers/opl4/opl4_lib.c b/sound/drivers/opl4/opl4_lib.c
index ddfc10d04be2..4bc860ae02de 100644
--- a/sound/drivers/opl4/opl4_lib.c
+++ b/sound/drivers/opl4/opl4_lib.c
@@ -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) {
diff --git a/sound/drivers/opl4/opl4_local.h b/sound/drivers/opl4/opl4_local.h
index 7e088a4a2f4c..470e5a758a02 100644
--- a/sound/drivers/opl4/opl4_local.h
+++ b/sound/drivers/opl4/opl4_local.h
@@ -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;
diff --git a/sound/drivers/opl4/opl4_proc.c b/sound/drivers/opl4/opl4_proc.c
index f4b4e74fcc18..e552ec34166f 100644
--- a/sound/drivers/opl4/opl4_proc.c
+++ b/sound/drivers/opl4/opl4_proc.c
@@ -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;
 }
 
diff --git a/sound/drivers/opl4/opl4_seq.c b/sound/drivers/opl4/opl4_seq.c
index e3480326e735..dc0dcdc6c313 100644
--- a/sound/drivers/opl4/opl4_seq.c
+++ b/sound/drivers/opl4/opl4_seq.c
@@ -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);
diff --git a/sound/drivers/vx/vx_core.c b/sound/drivers/vx/vx_core.c
index 43f615d7a545..fa4a2b5c2d8d 100644
--- a/sound/drivers/vx/vx_core.c
+++ b/sound/drivers/vx/vx_core.c
@@ -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;
diff --git a/sound/drivers/vx/vx_mixer.c b/sound/drivers/vx/vx_mixer.c
index 8ec2c605d2f0..c1d7fcdd1973 100644
--- a/sound/drivers/vx/vx_mixer.c
+++ b/sound/drivers/vx/vx_mixer.c
@@ -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;
 }
 
diff --git a/sound/i2c/i2c.c b/sound/i2c/i2c.c
index c4e1f2c23ced..edfe76fb0074 100644
--- a/sound/i2c/i2c.c
+++ b/sound/i2c/i2c.c
@@ -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;
diff --git a/sound/synth/emux/emux.c b/sound/synth/emux/emux.c
index 7c8e328fae62..fc733bbf4487 100644
--- a/sound/synth/emux/emux.c
+++ b/sound/synth/emux/emux.c
@@ -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
diff --git a/sound/synth/emux/emux_oss.c b/sound/synth/emux/emux_oss.c
index dfbfcfbe5dd2..3436816727c8 100644
--- a/sound/synth/emux/emux_oss.c
+++ b/sound/synth/emux/emux_oss.c
@@ -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;
 }
 
diff --git a/sound/synth/emux/emux_proc.c b/sound/synth/emux/emux_proc.c
index a70a179f6947..1ba68ce30279 100644
--- a/sound/synth/emux/emux_proc.c
+++ b/sound/synth/emux/emux_proc.c
@@ -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);
 }
 
 
diff --git a/sound/synth/emux/emux_seq.c b/sound/synth/emux/emux_seq.c
index 1a973d7a90f8..8f00f07701c4 100644
--- a/sound/synth/emux/emux_seq.c
+++ b/sound/synth/emux/emux_seq.c
@@ -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;
 }
 
diff --git a/sound/synth/emux/soundfont.c b/sound/synth/emux/soundfont.c
index 4c5754d4a2e8..32c27162dfb6 100644
--- a/sound/synth/emux/soundfont.c
+++ b/sound/synth/emux/soundfont.c
@@ -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;
 
diff --git a/sound/synth/util_mem.c b/sound/synth/util_mem.c
index 217e8e552a42..1d9b11f345f8 100644
--- a/sound/synth/util_mem.c
+++ b/sound/synth/util_mem.c
@@ -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;
 }