diff --git a/include/sound/emux_synth.h b/include/sound/emux_synth.h
index b2d6b2a..d8cb51b 100644
--- a/include/sound/emux_synth.h
+++ b/include/sound/emux_synth.h
@@ -113,7 +113,7 @@
 	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 81eb23e..d125ff8 100644
--- a/include/sound/i2c.h
+++ b/include/sound/i2c.h
@@ -55,7 +55,7 @@
 	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 @@
 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 8339264..4449071 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 @@
 	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 61a010c..f95d99b 100644
--- a/include/sound/soundfont.h
+++ b/include/sound/soundfont.h
@@ -93,7 +93,7 @@
 	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 69944bbb..a1fb706 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 @@
 	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 5fd6f33..9821a61 100644
--- a/include/sound/vx_core.h
+++ b/include/sound/vx_core.h
@@ -206,7 +206,7 @@
 	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 */
 };
diff --git a/sound/drivers/opl3/opl3_lib.c b/sound/drivers/opl3/opl3_lib.c
index 1e0c76b..4f85569 100644
--- a/sound/drivers/opl3/opl3_lib.c
+++ b/sound/drivers/opl3/opl3_lib.c
@@ -358,7 +358,7 @@
 	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 c4ead79..e26556d 100644
--- a/sound/drivers/opl3/opl3_seq.c
+++ b/sound/drivers/opl3/opl3_seq.c
@@ -52,13 +52,13 @@
 {
 	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 @@
 	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 3534a0e..6db503f 100644
--- a/sound/drivers/opl3/opl3_synth.c
+++ b/sound/drivers/opl3/opl3_synth.c
@@ -76,13 +76,13 @@
 {
 	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 @@
 	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 ddfc10d..4bc860a 100644
--- a/sound/drivers/opl4/opl4_lib.c
+++ b/sound/drivers/opl4/opl4_lib.c
@@ -214,7 +214,7 @@
 	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 7e088a4..470e5a7 100644
--- a/sound/drivers/opl4/opl4_local.h
+++ b/sound/drivers/opl4/opl4_local.h
@@ -182,7 +182,7 @@
 	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 f4b4e74..e552ec3 100644
--- a/sound/drivers/opl4/opl4_proc.c
+++ b/sound/drivers/opl4/opl4_proc.c
@@ -28,13 +28,13 @@
 {
 	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 @@
 {
 	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 e348032..dc0dcdc 100644
--- a/sound/drivers/opl4/opl4_seq.c
+++ b/sound/drivers/opl4/opl4_seq.c
@@ -62,10 +62,10 @@
 	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 @@
 	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 @@
 
 	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 43f615d..fa4a2b5 100644
--- a/sound/drivers/vx/vx_core.c
+++ b/sound/drivers/vx/vx_core.c
@@ -778,7 +778,7 @@
 	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 8ec2c60..c1d7fcd 100644
--- a/sound/drivers/vx/vx_mixer.c
+++ b/sound/drivers/vx/vx_mixer.c
@@ -427,10 +427,10 @@
 {
 	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 @@
 {
 	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 @@
 					   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_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_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 @@
 	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 @@
 	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 @@
 	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 @@
 	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 @@
 	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 @@
 	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 @@
 	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 @@
 	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 @@
 {
 	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 @@
 	      (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 c4e1f2c..edfe76f 100644
--- a/sound/i2c/i2c.c
+++ b/sound/i2c/i2c.c
@@ -88,7 +88,7 @@
 	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 7c8e328..fc733bb 100644
--- a/sound/synth/emux/emux.c
+++ b/sound/synth/emux/emux.c
@@ -45,7 +45,7 @@
 		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 dfbfcfb..3436816 100644
--- a/sound/synth/emux/emux_oss.c
+++ b/sound/synth/emux/emux_oss.c
@@ -117,10 +117,10 @@
 	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 @@
 	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_reset_port(p);
 
-	up(&emu->register_mutex);
+	mutex_unlock(&emu->register_mutex);
 	return 0;
 }
 
@@ -191,13 +191,13 @@
 	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 a70a179..1ba68ce 100644
--- a/sound/synth/emux/emux_proc.c
+++ b/sound/synth/emux/emux_proc.c
@@ -37,7 +37,7 @@
 	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_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_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 1a973d7..8f00f07 100644
--- a/sound/synth/emux/emux_seq.c
+++ b/sound/synth/emux/emux_seq.c
@@ -123,12 +123,12 @@
 	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 @@
 	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 @@
 	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 4c5754d..32c2716 100644
--- a/sound/synth/emux/soundfont.c
+++ b/sound/synth/emux/soundfont.c
@@ -79,7 +79,7 @@
 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 @@
 	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 @@
 	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 217e8e5..1d9b11f 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 @@
 	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 @@
 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 @@
 {
 	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_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;
 }