[PATCH] sem2mutex: sound/oss/

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: Linus Torvalds <torvalds@osdl.org>

27 files changed, 449 insertions, 410 deletions

diff --git a/sound/oss/aci.c b/sound/oss/aci.c
index 3928c2802cc4..3bfac375dbdb 100644
--- a/sound/oss/aci.c
+++ b/sound/oss/aci.c
@@ -56,7 +56,8 @@
 #include <linux/module.h> 
 #include <linux/proc_fs.h>
 #include <linux/slab.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
+
 #include <asm/io.h>
 #include <asm/uaccess.h>
 #include "sound_config.h"
@@ -79,7 +80,7 @@ static int aci_micpreamp=3; /* microphone preamp-level that can't be    *
                          * checked with ACI versions prior to 0xb0      */
 
 static int mixer_device;
-static struct semaphore aci_sem;
+static struct mutex aci_mutex;
 
 #ifdef MODULE
 static int reset;
@@ -212,7 +213,7 @@ int aci_rw_cmd(int write1, int write2, int write3)
         int write[] = {write1, write2, write3};
         int read = -EINTR, i;
 
-        if (down_interruptible(&aci_sem))
+        if (mutex_lock_interruptible(&aci_mutex))
                 goto out;
 
         for (i=0; i<3; i++) {
@@ -227,7 +228,7 @@ int aci_rw_cmd(int write1, int write2, int write3)
         }
         
         read = aci_rawread();
-out_up: up(&aci_sem);
+out_up: mutex_unlock(&aci_mutex);
 out:    return read;
 }
 
@@ -603,7 +604,7 @@ static int __init attach_aci(void)
         char *boardname;
         int i, rc = -EBUSY;
 
-        init_MUTEX(&aci_sem);
+        mutex_init(&aci_mutex);
 
         outb(0xE3, 0xf8f); /* Write MAD16 password */
         aci_port = (inb(0xf90) & 0x10) ?
diff --git a/sound/oss/ad1889.c b/sound/oss/ad1889.c
index a0d73f343100..54dabf862802 100644
--- a/sound/oss/ad1889.c
+++ b/sound/oss/ad1889.c
@@ -38,6 +38,7 @@
 #include <linux/ac97_codec.h>
 #include <linux/sound.h>
 #include <linux/interrupt.h>
+#include <linux/mutex.h>
 
 #include <asm/delay.h>
 #include <asm/io.h>
@@ -238,7 +239,7 @@ static ad1889_dev_t *ad1889_alloc_dev(struct pci_dev *pci)
 
         for (i = 0; i < AD_MAX_STATES; i++) {
                 dev->state[i].card = dev;
-                init_MUTEX(&dev->state[i].sem);
+                mutex_init(&dev->state[i].mutex);
                 init_waitqueue_head(&dev->state[i].dmabuf.wait);
         }
 
@@ -461,7 +462,7 @@ static ssize_t ad1889_write(struct file *file, const char __user *buffer, size_t
         ssize_t ret = 0;
         DECLARE_WAITQUEUE(wait, current);
 
-        down(&state->sem);
+        mutex_lock(&state->mutex);
 #if 0
         if (dmabuf->mapped) {
                 ret = -ENXIO;
@@ -546,7 +547,7 @@ static ssize_t ad1889_write(struct file *file, const char __user *buffer, size_t
 err2:
         remove_wait_queue(&state->dmabuf.wait, &wait);
 err1:
-        up(&state->sem);
+        mutex_unlock(&state->mutex);
         return ret;
 }
 
diff --git a/sound/oss/ad1889.h b/sound/oss/ad1889.h
index e04affce1dd1..861b3213f30b 100644
--- a/sound/oss/ad1889.h
+++ b/sound/oss/ad1889.h
@@ -100,7 +100,7 @@ typedef struct ad1889_state {
                 unsigned int subdivision;
         } dmabuf;
 
-        struct semaphore sem;
+        struct mutex mutex;
 } ad1889_state_t;
 
 typedef struct ad1889_dev {
diff --git a/sound/oss/ali5455.c b/sound/oss/ali5455.c
index 9c9e6c0410f2..62bb936b1f3d 100644
--- a/sound/oss/ali5455.c
+++ b/sound/oss/ali5455.c
@@ -64,6 +64,8 @@
 #include <linux/smp_lock.h>
 #include <linux/ac97_codec.h>
 #include <linux/interrupt.h>
+#include <linux/mutex.h>
+
 #include <asm/uaccess.h>
 
 #ifndef PCI_DEVICE_ID_ALI_5455
@@ -234,7 +236,7 @@ struct ali_state {
         struct ali_card *card;  /* Card info */
 
         /* single open lock mechanism, only used for recording */
-        struct semaphore open_sem;
+        struct mutex open_mutex;
         wait_queue_head_t open_wait;
 
         /* file mode */
@@ -2807,7 +2809,7 @@ found_virt:
         state->card = card;
         state->magic = ALI5455_STATE_MAGIC;
         init_waitqueue_head(&dmabuf->wait);
-        init_MUTEX(&state->open_sem);
+        mutex_init(&state->open_mutex);
         file->private_data = state;
         dmabuf->trigger = 0;
         /* allocate hardware channels */
@@ -3359,7 +3361,7 @@ static void __devinit ali_configure_clocking(void)
                 state->card = card;
                 state->magic = ALI5455_STATE_MAGIC;
                 init_waitqueue_head(&dmabuf->wait);
-                init_MUTEX(&state->open_sem);
+                mutex_init(&state->open_mutex);
                 dmabuf->fmt = ALI5455_FMT_STEREO | ALI5455_FMT_16BIT;
                 dmabuf->trigger = PCM_ENABLE_OUTPUT;
                 ali_set_dac_rate(state, 48000);
diff --git a/sound/oss/au1000.c b/sound/oss/au1000.c
index c407de86cbb6..fe54de25aafc 100644
--- a/sound/oss/au1000.c
+++ b/sound/oss/au1000.c
@@ -68,6 +68,8 @@
 #include <linux/smp_lock.h>
 #include <linux/ac97_codec.h>
 #include <linux/interrupt.h>
+#include <linux/mutex.h>
+
 #include <asm/io.h>
 #include <asm/uaccess.h>
 #include <asm/mach-au1x00/au1000.h>
@@ -120,8 +122,8 @@ struct au1000_state {
         int             no_vra; // do not use VRA
 
         spinlock_t      lock;
-        struct semaphore open_sem;
-        struct semaphore sem;
+        struct mutex open_mutex;
+        struct mutex sem;
         mode_t          open_mode;
         wait_queue_head_t open_wait;
 
@@ -1106,7 +1108,7 @@ static ssize_t au1000_read(struct file *file, char *buffer,
 
         count *= db->cnt_factor;
 
-        down(&s->sem);
+        mutex_lock(&s->sem);
         add_wait_queue(&db->wait, &wait);
 
         while (count > 0) {
@@ -1125,14 +1127,14 @@ static ssize_t au1000_read(struct file *file, char *buffer,
                                                 ret = -EAGAIN;
                                         goto out;
                                 }
-                                up(&s->sem);
+                                mutex_unlock(&s->sem);
                                 schedule();
                                 if (signal_pending(current)) {
                                         if (!ret)
                                                 ret = -ERESTARTSYS;
                                         goto out2;
                                 }
-                                down(&s->sem);
+                                mutex_lock(&s->sem);
                         }
                 } while (avail <= 0);
 
@@ -1159,7 +1161,7 @@ static ssize_t au1000_read(struct file *file, char *buffer,
         }                       // while (count > 0)
 
 out:
-        up(&s->sem);
+        mutex_unlock(&s->sem);
 out2:
         remove_wait_queue(&db->wait, &wait);
         set_current_state(TASK_RUNNING);
@@ -1187,7 +1189,7 @@ static ssize_t au1000_write(struct file *file, const char *buffer,
 
         count *= db->cnt_factor;
 
-        down(&s->sem);  
+        mutex_lock(&s->sem);
         add_wait_queue(&db->wait, &wait);
 
         while (count > 0) {
@@ -1204,14 +1206,14 @@ static ssize_t au1000_write(struct file *file, const char *buffer,
                                                 ret = -EAGAIN;
                                         goto out;
                                 }
-                                up(&s->sem);
+                                mutex_unlock(&s->sem);
                                 schedule();
                                 if (signal_pending(current)) {
                                         if (!ret)
                                                 ret = -ERESTARTSYS;
                                         goto out2;
                                 }
-                                down(&s->sem);
+                                mutex_lock(&s->sem);
                         }
                 } while (avail <= 0);
 
@@ -1240,7 +1242,7 @@ static ssize_t au1000_write(struct file *file, const char *buffer,
         }                       // while (count > 0)
 
 out:
-        up(&s->sem);
+        mutex_unlock(&s->sem);
 out2:
         remove_wait_queue(&db->wait, &wait);
         set_current_state(TASK_RUNNING);
@@ -1298,7 +1300,7 @@ static int au1000_mmap(struct file *file, struct vm_area_struct *vma)
         dbg("%s", __FUNCTION__);
     
         lock_kernel();
-        down(&s->sem);
+        mutex_lock(&s->sem);
         if (vma->vm_flags & VM_WRITE)
                 db = &s->dma_dac;
         else if (vma->vm_flags & VM_READ)
@@ -1324,7 +1326,7 @@ static int au1000_mmap(struct file *file, struct vm_area_struct *vma)
         vma->vm_flags &= ~VM_IO;
         db->mapped = 1;
 out:
-        up(&s->sem);
+        mutex_unlock(&s->sem);
         unlock_kernel();
         return ret;
 }
@@ -1829,21 +1831,21 @@ static int  au1000_open(struct inode *inode, struct file *file)
         
         file->private_data = s;
         /* wait for device to become free */
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         while (s->open_mode & file->f_mode) {
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&s->open_sem);
+                        mutex_unlock(&s->open_mutex);
                         return -EBUSY;
                 }
                 add_wait_queue(&s->open_wait, &wait);
                 __set_current_state(TASK_INTERRUPTIBLE);
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 schedule();
                 remove_wait_queue(&s->open_wait, &wait);
                 set_current_state(TASK_RUNNING);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&s->open_sem);
+                mutex_lock(&s->open_mutex);
         }
 
         stop_dac(s);
@@ -1879,8 +1881,8 @@ static int  au1000_open(struct inode *inode, struct file *file)
         }
 
         s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
-        up(&s->open_sem);
-        init_MUTEX(&s->sem);
+        mutex_unlock(&s->open_mutex);
+        mutex_init(&s->sem);
         return nonseekable_open(inode, file);
 }
 
@@ -1896,7 +1898,7 @@ static int au1000_release(struct inode *inode, struct file *file)
                 lock_kernel();
         }
 
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         if (file->f_mode & FMODE_WRITE) {
                 stop_dac(s);
                 dealloc_dmabuf(s, &s->dma_dac);
@@ -1906,7 +1908,7 @@ static int au1000_release(struct inode *inode, struct file *file)
                 dealloc_dmabuf(s, &s->dma_adc);
         }
         s->open_mode &= ((~file->f_mode) & (FMODE_READ|FMODE_WRITE));
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         wake_up(&s->open_wait);
         unlock_kernel();
         return 0;
@@ -1996,7 +1998,7 @@ static int __devinit au1000_probe(void)
         init_waitqueue_head(&s->dma_adc.wait);
         init_waitqueue_head(&s->dma_dac.wait);
         init_waitqueue_head(&s->open_wait);
-        init_MUTEX(&s->open_sem);
+        mutex_init(&s->open_mutex);
         spin_lock_init(&s->lock);
         s->codec.private_data = s;
         s->codec.id = 0;
diff --git a/sound/oss/au1550_ac97.c b/sound/oss/au1550_ac97.c
index bdee0502f3e2..6a4956b8025d 100644
--- a/sound/oss/au1550_ac97.c
+++ b/sound/oss/au1550_ac97.c
@@ -52,6 +52,8 @@
 #include <linux/spinlock.h>
 #include <linux/smp_lock.h>
 #include <linux/ac97_codec.h>
+#include <linux/mutex.h>
+
 #include <asm/io.h>
 #include <asm/uaccess.h>
 #include <asm/hardirq.h>
@@ -90,8 +92,8 @@ static struct au1550_state {
         int             no_vra;         /* do not use VRA */
 
         spinlock_t      lock;
-        struct semaphore open_sem;
-        struct semaphore sem;
+        struct mutex open_mutex;
+        struct mutex sem;
         mode_t          open_mode;
         wait_queue_head_t open_wait;
 
@@ -1044,7 +1046,7 @@ au1550_read(struct file *file, char *buffer, size_t count, loff_t *ppos)
 
         count *= db->cnt_factor;
 
-        down(&s->sem);
+        mutex_lock(&s->sem);
         add_wait_queue(&db->wait, &wait);
 
         while (count > 0) {
@@ -1064,14 +1066,14 @@ au1550_read(struct file *file, char *buffer, size_t count, loff_t *ppos)
                                                 ret = -EAGAIN;
                                         goto out;
                                 }
-                                up(&s->sem);
+                                mutex_unlock(&s->sem);
                                 schedule();
                                 if (signal_pending(current)) {
                                         if (!ret)
                                                 ret = -ERESTARTSYS;
                                         goto out2;
                                 }
-                                down(&s->sem);
+                                mutex_lock(&s->sem);
                         }
                 } while (avail <= 0);
 
@@ -1099,7 +1101,7 @@ au1550_read(struct file *file, char *buffer, size_t count, loff_t *ppos)
         }                       /* while (count > 0) */
 
 out:
-        up(&s->sem);
+        mutex_unlock(&s->sem);
 out2:
         remove_wait_queue(&db->wait, &wait);
         set_current_state(TASK_RUNNING);
@@ -1125,7 +1127,7 @@ au1550_write(struct file *file, const char *buffer, size_t count, loff_t * ppos)
 
         count *= db->cnt_factor;
 
-        down(&s->sem);
+        mutex_lock(&s->sem);
         add_wait_queue(&db->wait, &wait);
 
         while (count > 0) {
@@ -1143,14 +1145,14 @@ au1550_write(struct file *file, const char *buffer, size_t count, loff_t * ppos)
                                                 ret = -EAGAIN;
                                         goto out;
                                 }
-                                up(&s->sem);
+                                mutex_unlock(&s->sem);
                                 schedule();
                                 if (signal_pending(current)) {
                                         if (!ret)
                                                 ret = -ERESTARTSYS;
                                         goto out2;
                                 }
-                                down(&s->sem);
+                                mutex_lock(&s->sem);
                         }
                 } while (avail <= 0);
 
@@ -1196,7 +1198,7 @@ au1550_write(struct file *file, const char *buffer, size_t count, loff_t * ppos)
         }                       /* while (count > 0) */
 
 out:
-        up(&s->sem);
+        mutex_unlock(&s->sem);
 out2:
         remove_wait_queue(&db->wait, &wait);
         set_current_state(TASK_RUNNING);
@@ -1253,7 +1255,7 @@ au1550_mmap(struct file *file, struct vm_area_struct *vma)
         int ret = 0;
 
         lock_kernel();
-        down(&s->sem);
+        mutex_lock(&s->sem);
         if (vma->vm_flags & VM_WRITE)
                 db = &s->dma_dac;
         else if (vma->vm_flags & VM_READ)
@@ -1279,7 +1281,7 @@ au1550_mmap(struct file *file, struct vm_area_struct *vma)
         vma->vm_flags &= ~VM_IO;
         db->mapped = 1;
 out:
-        up(&s->sem);
+        mutex_unlock(&s->sem);
         unlock_kernel();
         return ret;
 }
@@ -1790,21 +1792,21 @@ au1550_open(struct inode *inode, struct file *file)
 
         file->private_data = s;
         /* wait for device to become free */
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         while (s->open_mode & file->f_mode) {
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&s->open_sem);
+                        mutex_unlock(&s->open_mutex);
                         return -EBUSY;
                 }
                 add_wait_queue(&s->open_wait, &wait);
                 __set_current_state(TASK_INTERRUPTIBLE);
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 schedule();
                 remove_wait_queue(&s->open_wait, &wait);
                 set_current_state(TASK_RUNNING);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&s->open_sem);
+                mutex_lock(&s->open_mutex);
         }
 
         stop_dac(s);
@@ -1840,8 +1842,8 @@ au1550_open(struct inode *inode, struct file *file)
         }
 
         s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
-        up(&s->open_sem);
-        init_MUTEX(&s->sem);
+        mutex_unlock(&s->open_mutex);
+        mutex_init(&s->sem);
         return 0;
 }
 
@@ -1858,7 +1860,7 @@ au1550_release(struct inode *inode, struct file *file)
                 lock_kernel();
         }
 
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         if (file->f_mode & FMODE_WRITE) {
                 stop_dac(s);
                 kfree(s->dma_dac.rawbuf);
@@ -1870,7 +1872,7 @@ au1550_release(struct inode *inode, struct file *file)
                 s->dma_adc.rawbuf = NULL;
         }
         s->open_mode &= ((~file->f_mode) & (FMODE_READ|FMODE_WRITE));
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         wake_up(&s->open_wait);
         unlock_kernel();
         return 0;
@@ -1902,7 +1904,7 @@ au1550_probe(void)
         init_waitqueue_head(&s->dma_adc.wait);
         init_waitqueue_head(&s->dma_dac.wait);
         init_waitqueue_head(&s->open_wait);
-        init_MUTEX(&s->open_sem);
+        mutex_init(&s->open_mutex);
         spin_lock_init(&s->lock);
 
         s->codec = ac97_alloc_codec();
diff --git a/sound/oss/btaudio.c b/sound/oss/btaudio.c
index 4007a5680acb..bfe3b534ef30 100644
--- a/sound/oss/btaudio.c
+++ b/sound/oss/btaudio.c
@@ -32,6 +32,8 @@
 #include <linux/soundcard.h>
 #include <linux/slab.h>
 #include <linux/kdev_t.h>
+#include <linux/mutex.h>
+
 #include <asm/uaccess.h>
 #include <asm/io.h>
 
@@ -108,7 +110,7 @@ struct btaudio {
 
         /* locking */
         int            users;
-        struct semaphore lock;
+        struct mutex lock;
 
         /* risc instructions */
         unsigned int   risc_size;
@@ -440,7 +442,7 @@ static struct file_operations btaudio_mixer_fops = {
 static int btaudio_dsp_open(struct inode *inode, struct file *file,
                             struct btaudio *bta, int analog)
 {
-        down(&bta->lock);
+        mutex_lock(&bta->lock);
         if (bta->users)
                 goto busy;
         bta->users++;
@@ -452,11 +454,11 @@ static int btaudio_dsp_open(struct inode *inode, struct file *file,
         bta->read_count = 0;
         bta->sampleshift = 0;
 
-        up(&bta->lock);
+        mutex_unlock(&bta->lock);
         return 0;
 
  busy:
-        up(&bta->lock);
+        mutex_unlock(&bta->lock);
         return -EBUSY;
 }
 
@@ -496,11 +498,11 @@ static int btaudio_dsp_release(struct inode *inode, struct file *file)
 {
         struct btaudio *bta = file->private_data;
 
-        down(&bta->lock);
+        mutex_lock(&bta->lock);
         if (bta->recording)
                 stop_recording(bta);
         bta->users--;
-        up(&bta->lock);
+        mutex_unlock(&bta->lock);
         return 0;
 }
 
@@ -513,7 +515,7 @@ static ssize_t btaudio_dsp_read(struct file *file, char __user *buffer,
         DECLARE_WAITQUEUE(wait, current);
 
         add_wait_queue(&bta->readq, &wait);
-        down(&bta->lock);
+        mutex_lock(&bta->lock);
         while (swcount > 0) {
                 if (0 == bta->read_count) {
                         if (!bta->recording) {
@@ -528,10 +530,10 @@ static ssize_t btaudio_dsp_read(struct file *file, char __user *buffer,
                                         ret = -EAGAIN;
                                 break;
                         }
-                        up(&bta->lock);
+                        mutex_unlock(&bta->lock);
                         current->state = TASK_INTERRUPTIBLE;
                         schedule();
-                        down(&bta->lock);
+                        mutex_lock(&bta->lock);
                         if(signal_pending(current)) {
                                 if (0 == ret)
                                         ret = -EINTR;
@@ -604,7 +606,7 @@ static ssize_t btaudio_dsp_read(struct file *file, char __user *buffer,
                 if (bta->read_offset == bta->buf_size)
                         bta->read_offset = 0;
         }
-        up(&bta->lock);
+        mutex_unlock(&bta->lock);
         remove_wait_queue(&bta->readq, &wait);
         current->state = TASK_RUNNING;
         return ret;
@@ -651,10 +653,10 @@ static int btaudio_dsp_ioctl(struct inode *inode, struct file *file,
                         bta->decimation  = 0;
                 }
                 if (bta->recording) {
-                        down(&bta->lock);
+                        mutex_lock(&bta->lock);
                         stop_recording(bta);
                         start_recording(bta);
-                        up(&bta->lock);
+                        mutex_unlock(&bta->lock);
                 }
                 /* fall through */
         case SOUND_PCM_READ_RATE:
@@ -716,10 +718,10 @@ static int btaudio_dsp_ioctl(struct inode *inode, struct file *file,
                         else
                                 bta->bits = 16;
                         if (bta->recording) {
-                                down(&bta->lock);
+                                mutex_lock(&bta->lock);
                                 stop_recording(bta);
                                 start_recording(bta);
-                                up(&bta->lock);
+                                mutex_unlock(&bta->lock);
                         }
                 }
                 if (debug)
@@ -736,9 +738,9 @@ static int btaudio_dsp_ioctl(struct inode *inode, struct file *file,
 
         case SNDCTL_DSP_RESET:
                 if (bta->recording) {
-                        down(&bta->lock);
+                        mutex_lock(&bta->lock);
                         stop_recording(bta);
-                        up(&bta->lock);
+                        mutex_unlock(&bta->lock);
                 }
                 return 0;
         case SNDCTL_DSP_GETBLKSIZE:
@@ -941,7 +943,7 @@ static int __devinit btaudio_probe(struct pci_dev *pci_dev,
         if (rate)
                 bta->rate = rate;
         
-        init_MUTEX(&bta->lock);
+        mutex_init(&bta->lock);
         init_waitqueue_head(&bta->readq);
 
         if (-1 != latency) {
diff --git a/sound/oss/cmpci.c b/sound/oss/cmpci.c
index 7cfbb08db537..1fbd5137f6d7 100644
--- a/sound/oss/cmpci.c
+++ b/sound/oss/cmpci.c
@@ -138,6 +138,8 @@
 #endif
 #ifdef CONFIG_SOUND_CMPCI_JOYSTICK
 #include <linux/gameport.h>
+#include <linux/mutex.h>
+
 #endif
 
 /* --------------------------------------------------------------------- */
@@ -392,7 +394,7 @@ struct cm_state {
         unsigned char fmt, enable;
 
         spinlock_t lock;
-        struct semaphore open_sem;
+        struct mutex open_mutex;
         mode_t open_mode;
         wait_queue_head_t open_wait;
 
@@ -2825,21 +2827,21 @@ static int cm_open(struct inode *inode, struct file *file)
         VALIDATE_STATE(s);
         file->private_data = s;
         /* wait for device to become free */
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         while (s->open_mode & file->f_mode) {
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&s->open_sem);
+                        mutex_unlock(&s->open_mutex);
                         return -EBUSY;
                 }
                 add_wait_queue(&s->open_wait, &wait);
                 __set_current_state(TASK_INTERRUPTIBLE);
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 schedule();
                 remove_wait_queue(&s->open_wait, &wait);
                 set_current_state(TASK_RUNNING);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&s->open_sem);
+                mutex_lock(&s->open_mutex);
         }
         if (file->f_mode & FMODE_READ) {
                 s->status &= ~DO_BIGENDIAN_R;
@@ -2867,7 +2869,7 @@ static int cm_open(struct inode *inode, struct file *file)
         }
         set_fmt(s, fmtm, fmts);
         s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         return nonseekable_open(inode, file);
 }
 
@@ -2879,7 +2881,7 @@ static int cm_release(struct inode *inode, struct file *file)
         lock_kernel();
         if (file->f_mode & FMODE_WRITE)
                 drain_dac(s, file->f_flags & O_NONBLOCK);
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         if (file->f_mode & FMODE_WRITE) {
                 stop_dac(s);
 
@@ -2903,7 +2905,7 @@ static int cm_release(struct inode *inode, struct file *file)
                 s->status &= ~DO_BIGENDIAN_R;
         }
         s->open_mode &= ~(file->f_mode & (FMODE_READ|FMODE_WRITE));
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         wake_up(&s->open_wait);
         unlock_kernel();
         return 0;
@@ -3080,7 +3082,7 @@ static int __devinit cm_probe(struct pci_dev *pcidev, const struct pci_device_id
         init_waitqueue_head(&s->dma_adc.wait);
         init_waitqueue_head(&s->dma_dac.wait);
         init_waitqueue_head(&s->open_wait);
-        init_MUTEX(&s->open_sem);
+        mutex_init(&s->open_mutex);
         spin_lock_init(&s->lock);
         s->magic = CM_MAGIC;
         s->dev = pcidev;
diff --git a/sound/oss/cs46xx.c b/sound/oss/cs46xx.c
index 58e25c82eaf2..53881bc91bba 100644
--- a/sound/oss/cs46xx.c
+++ b/sound/oss/cs46xx.c
@@ -90,6 +90,7 @@
 #include <linux/init.h>
 #include <linux/poll.h>
 #include <linux/ac97_codec.h>
+#include <linux/mutex.h>
 
 #include <asm/io.h>
 #include <asm/dma.h>
@@ -238,7 +239,7 @@ struct cs_state {
         struct cs_card *card;   /* Card info */
 
         /* single open lock mechanism, only used for recording */
-        struct semaphore open_sem;
+        struct mutex open_mutex;
         wait_queue_head_t open_wait;
 
         /* file mode */
@@ -297,7 +298,7 @@ struct cs_state {
                 unsigned subdivision;
         } dmabuf;
         /* Guard against mmap/write/read races */
-        struct semaphore sem;
+        struct mutex sem;
 };
 
 struct cs_card {
@@ -375,7 +376,7 @@ struct cs_card {
                 unsigned char ibuf[CS_MIDIINBUF];
                 unsigned char obuf[CS_MIDIOUTBUF];
                 mode_t open_mode;
-                struct semaphore open_sem;
+                struct mutex open_mutex;
         } midi;
         struct cs46xx_pm pm;
 };
@@ -1428,9 +1429,9 @@ static int prog_dmabuf(struct cs_state *state)
 {
         int ret;
         
-        down(&state->sem);
+        mutex_lock(&state->sem);
         ret = __prog_dmabuf(state);
-        up(&state->sem);
+        mutex_unlock(&state->sem);
         
         return ret;
 }
@@ -1831,17 +1832,17 @@ static int cs_midi_open(struct inode *inode, struct file *file)
 
         file->private_data = card;
         /* wait for device to become free */
-        down(&card->midi.open_sem);
+        mutex_lock(&card->midi.open_mutex);
         while (card->midi.open_mode & file->f_mode) {
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&card->midi.open_sem);
+                        mutex_unlock(&card->midi.open_mutex);
                         return -EBUSY;
                 }
-                up(&card->midi.open_sem);
+                mutex_unlock(&card->midi.open_mutex);
                 interruptible_sleep_on(&card->midi.open_wait);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&card->midi.open_sem);
+                mutex_lock(&card->midi.open_mutex);
         }
         spin_lock_irqsave(&card->midi.lock, flags);
         if (!(card->midi.open_mode & (FMODE_READ | FMODE_WRITE))) {
@@ -1859,7 +1860,7 @@ static int cs_midi_open(struct inode *inode, struct file *file)
         }
         spin_unlock_irqrestore(&card->midi.lock, flags);
         card->midi.open_mode |= (file->f_mode & (FMODE_READ | FMODE_WRITE));
-        up(&card->midi.open_sem);
+        mutex_unlock(&card->midi.open_mutex);
         return 0;
 }
 
@@ -1891,9 +1892,9 @@ static int cs_midi_release(struct inode *inode, struct file *file)
                 remove_wait_queue(&card->midi.owait, &wait);
                 current->state = TASK_RUNNING;
         }
-        down(&card->midi.open_sem);
+        mutex_lock(&card->midi.open_mutex);
         card->midi.open_mode &= (~(file->f_mode & (FMODE_READ | FMODE_WRITE)));
-        up(&card->midi.open_sem);
+        mutex_unlock(&card->midi.open_mutex);
         wake_up(&card->midi.open_wait);
         return 0;
 }
@@ -2081,7 +2082,7 @@ static ssize_t cs_read(struct file *file, char __user *buffer, size_t count, lof
         if (!access_ok(VERIFY_WRITE, buffer, count))
                 return -EFAULT;
         
-        down(&state->sem);
+        mutex_lock(&state->sem);
         if (!dmabuf->ready && (ret = __prog_dmabuf(state)))
                 goto out2;
 
@@ -2114,13 +2115,13 @@ static ssize_t cs_read(struct file *file, char __user *buffer, size_t count, lof
                                 if (!ret) ret = -EAGAIN;
                                 goto out;
                         }
-                        up(&state->sem);
+                        mutex_unlock(&state->sem);
                         schedule();
                         if (signal_pending(current)) {
                                 if(!ret) ret = -ERESTARTSYS;
                                 goto out;
                         }
-                        down(&state->sem);
+                        mutex_lock(&state->sem);
                         if (dmabuf->mapped) 
                         {
                                 if(!ret)
@@ -2155,7 +2156,7 @@ static ssize_t cs_read(struct file *file, char __user *buffer, size_t count, lof
 out:
         remove_wait_queue(&state->dmabuf.wait, &wait);
 out2:
-        up(&state->sem);
+        mutex_unlock(&state->sem);
         set_current_state(TASK_RUNNING);
         CS_DBGOUT(CS_WAVE_READ | CS_FUNCTION, 4, 
                 printk("cs46xx: cs_read()- %zd\n",ret) );
@@ -2184,7 +2185,7 @@ static ssize_t cs_write(struct file *file, const char __user *buffer, size_t cou
                 return -EFAULT;
         dmabuf = &state->dmabuf;
 
-        down(&state->sem);
+        mutex_lock(&state->sem);
         if (dmabuf->mapped)
         {
                 ret = -ENXIO;
@@ -2240,13 +2241,13 @@ static ssize_t cs_write(struct file *file, const char __user *buffer, size_t cou
                                 if (!ret) ret = -EAGAIN;
                                 goto out;
                         }
-                        up(&state->sem);
+                        mutex_unlock(&state->sem);
                         schedule();
                         if (signal_pending(current)) {
                                 if(!ret) ret = -ERESTARTSYS;
                                 goto out;
                         }
-                        down(&state->sem);
+                        mutex_lock(&state->sem);
                         if (dmabuf->mapped)
                         {
                                 if(!ret)
@@ -2278,7 +2279,7 @@ static ssize_t cs_write(struct file *file, const char __user *buffer, size_t cou
                 start_dac(state);
         }
 out:
-        up(&state->sem);
+        mutex_unlock(&state->sem);
         remove_wait_queue(&state->dmabuf.wait, &wait);
         set_current_state(TASK_RUNNING);
 
@@ -2411,7 +2412,7 @@ static int cs_mmap(struct file *file, struct vm_area_struct *vma)
                 goto out;
         }
 
-        down(&state->sem);      
+        mutex_lock(&state->sem);
         dmabuf = &state->dmabuf;
         if (cs4x_pgoff(vma) != 0)
         {
@@ -2438,7 +2439,7 @@ static int cs_mmap(struct file *file, struct vm_area_struct *vma)
 
         CS_DBGOUT(CS_FUNCTION, 2, printk("cs46xx: cs_mmap()-\n") );
 out:
-        up(&state->sem);
+        mutex_unlock(&state->sem);
         return ret;     
 }
 
@@ -3200,7 +3201,7 @@ static int cs_open(struct inode *inode, struct file *file)
                         if (state == NULL)
                                 return -ENOMEM;
                         memset(state, 0, sizeof(struct cs_state));
-                        init_MUTEX(&state->sem);
+                        mutex_init(&state->sem);
                         dmabuf = &state->dmabuf;
                         dmabuf->pbuf = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA);
                         if(dmabuf->pbuf==NULL)
@@ -3241,10 +3242,10 @@ static int cs_open(struct inode *inode, struct file *file)
                 state->virt = 0;
                 state->magic = CS_STATE_MAGIC;
                 init_waitqueue_head(&dmabuf->wait);
-                init_MUTEX(&state->open_sem);
+                mutex_init(&state->open_mutex);
                 file->private_data = card;
 
-                down(&state->open_sem);
+                mutex_lock(&state->open_mutex);
 
                 /* set default sample format. According to OSS Programmer's Guide  /dev/dsp
                    should be default to unsigned 8-bits, mono, with sample rate 8kHz and
@@ -3260,7 +3261,7 @@ static int cs_open(struct inode *inode, struct file *file)
                 cs_set_divisor(dmabuf);
 
                 state->open_mode |= FMODE_READ;
-                up(&state->open_sem);
+                mutex_unlock(&state->open_mutex);
         }
         if(file->f_mode & FMODE_WRITE)
         {
@@ -3271,7 +3272,7 @@ static int cs_open(struct inode *inode, struct file *file)
                         if (state == NULL)
                                 return -ENOMEM;
                         memset(state, 0, sizeof(struct cs_state));
-                        init_MUTEX(&state->sem);
+                        mutex_init(&state->sem);
                         dmabuf = &state->dmabuf;
                         dmabuf->pbuf = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA);
                         if(dmabuf->pbuf==NULL)
@@ -3312,10 +3313,10 @@ static int cs_open(struct inode *inode, struct file *file)
                 state->virt = 1;
                 state->magic = CS_STATE_MAGIC;
                 init_waitqueue_head(&dmabuf->wait);
-                init_MUTEX(&state->open_sem);
+                mutex_init(&state->open_mutex);
                 file->private_data = card;
 
-                down(&state->open_sem);
+                mutex_lock(&state->open_mutex);
 
                 /* set default sample format. According to OSS Programmer's Guide  /dev/dsp
                    should be default to unsigned 8-bits, mono, with sample rate 8kHz and
@@ -3331,7 +3332,7 @@ static int cs_open(struct inode *inode, struct file *file)
                 cs_set_divisor(dmabuf);
 
                 state->open_mode |= FMODE_WRITE;
-                up(&state->open_sem);
+                mutex_unlock(&state->open_mutex);
                 if((ret = prog_dmabuf(state)))
                         return ret;
         }
@@ -3363,14 +3364,14 @@ static int cs_release(struct inode *inode, struct file *file)
                         cs_clear_tail(state);
                         drain_dac(state, file->f_flags & O_NONBLOCK);
                         /* stop DMA state machine and free DMA buffers/channels */
-                        down(&state->open_sem);
+                        mutex_lock(&state->open_mutex);
                         stop_dac(state);
                         dealloc_dmabuf(state);
                         state->card->free_pcm_channel(state->card, dmabuf->channel->num);
                         free_page((unsigned long)state->dmabuf.pbuf);
 
-                        /* we're covered by the open_sem */
-                        up(&state->open_sem);
+                        /* we're covered by the open_mutex */
+                        mutex_unlock(&state->open_mutex);
                         state->card->states[state->virt] = NULL;
                         state->open_mode &= (~file->f_mode) & (FMODE_READ|FMODE_WRITE);
 
@@ -3395,14 +3396,14 @@ static int cs_release(struct inode *inode, struct file *file)
                 {
                         CS_DBGOUT(CS_RELEASE, 2, printk("cs46xx: cs_release() FMODE_READ\n") );
                         dmabuf = &state->dmabuf;
-                        down(&state->open_sem);
+                        mutex_lock(&state->open_mutex);
                         stop_adc(state);
                         dealloc_dmabuf(state);
                         state->card->free_pcm_channel(state->card, dmabuf->channel->num);
                         free_page((unsigned long)state->dmabuf.pbuf);
 
-                        /* we're covered by the open_sem */
-                        up(&state->open_sem);
+                        /* we're covered by the open_mutex */
+                        mutex_unlock(&state->open_mutex);
                         state->card->states[state->virt] = NULL;
                         state->open_mode &= (~file->f_mode) & (FMODE_READ|FMODE_WRITE);
 
@@ -5507,7 +5508,7 @@ static int __devinit cs46xx_probe(struct pci_dev *pci_dev,
         }
 
         init_waitqueue_head(&card->midi.open_wait);
-        init_MUTEX(&card->midi.open_sem);
+        mutex_init(&card->midi.open_mutex);
         init_waitqueue_head(&card->midi.iwait);
         init_waitqueue_head(&card->midi.owait);
         cs461x_pokeBA0(card, BA0_MIDCR, MIDCR_MRST);   
diff --git a/sound/oss/es1370.c b/sound/oss/es1370.c
index ae55c536613a..094f569cc6e0 100644
--- a/sound/oss/es1370.c
+++ b/sound/oss/es1370.c
@@ -157,6 +157,7 @@
 #include <linux/gameport.h>
 #include <linux/wait.h>
 #include <linux/dma-mapping.h>
+#include <linux/mutex.h>
 
 #include <asm/io.h>
 #include <asm/page.h>
@@ -346,7 +347,7 @@ struct es1370_state {
         unsigned sctrl;
 
         spinlock_t lock;
-        struct semaphore open_sem;
+        struct mutex open_mutex;
         mode_t open_mode;
         wait_queue_head_t open_wait;
 
@@ -393,7 +394,7 @@ struct es1370_state {
         struct gameport *gameport;
 #endif
 
-        struct semaphore sem;
+        struct mutex mutex;
 };
 
 /* --------------------------------------------------------------------- */
@@ -1159,7 +1160,7 @@ static ssize_t es1370_read(struct file *file, char __user *buffer, size_t count,
                 return -ENXIO;
         if (!access_ok(VERIFY_WRITE, buffer, count))
                 return -EFAULT;
-        down(&s->sem);  
+        mutex_lock(&s->mutex);
         if (!s->dma_adc.ready && (ret = prog_dmabuf_adc(s)))
                 goto out;
         
@@ -1183,14 +1184,14 @@ static ssize_t es1370_read(struct file *file, char __user *buffer, size_t count,
                                         ret = -EAGAIN;
                                 goto out;
                         }
-                        up(&s->sem);
+                        mutex_unlock(&s->mutex);
                         schedule();
                         if (signal_pending(current)) {
                                 if (!ret)
                                         ret = -ERESTARTSYS;
                                 goto out;
                         }
-                        down(&s->sem);
+                        mutex_lock(&s->mutex);
                         if (s->dma_adc.mapped)
                         {
                                 ret = -ENXIO;
@@ -1215,7 +1216,7 @@ static ssize_t es1370_read(struct file *file, char __user *buffer, size_t count,
                         start_adc(s);
         }
 out:
-        up(&s->sem);
+        mutex_unlock(&s->mutex);
         remove_wait_queue(&s->dma_adc.wait, &wait);
         set_current_state(TASK_RUNNING);
         return ret;
@@ -1235,7 +1236,7 @@ static ssize_t es1370_write(struct file *file, const char __user *buffer, size_t
                 return -ENXIO;
         if (!access_ok(VERIFY_READ, buffer, count))
                 return -EFAULT;
-        down(&s->sem);  
+        mutex_lock(&s->mutex);
         if (!s->dma_dac2.ready && (ret = prog_dmabuf_dac2(s)))
                 goto out;
         ret = 0;
@@ -1263,14 +1264,14 @@ static ssize_t es1370_write(struct file *file, const char __user *buffer, size_t
                                         ret = -EAGAIN;
                                 goto out;
                         }
-                        up(&s->sem);
+                        mutex_unlock(&s->mutex);
                         schedule();
                         if (signal_pending(current)) {
                                 if (!ret)
                                         ret = -ERESTARTSYS;
                                 goto out;       
                         }
-                        down(&s->sem);
+                        mutex_lock(&s->mutex);
                         if (s->dma_dac2.mapped)
                         {
                         ret = -ENXIO;
@@ -1296,7 +1297,7 @@ static ssize_t es1370_write(struct file *file, const char __user *buffer, size_t
                         start_dac2(s);
         }
 out:
-        up(&s->sem);
+        mutex_unlock(&s->mutex);
         remove_wait_queue(&s->dma_dac2.wait, &wait);
         set_current_state(TASK_RUNNING);
         return ret;
@@ -1348,7 +1349,7 @@ static int es1370_mmap(struct file *file, struct vm_area_struct *vma)
 
         VALIDATE_STATE(s);
         lock_kernel();
-        down(&s->sem);
+        mutex_lock(&s->mutex);
         if (vma->vm_flags & VM_WRITE) {
                 if ((ret = prog_dmabuf_dac2(s)) != 0) {
                         goto out;
@@ -1380,7 +1381,7 @@ static int es1370_mmap(struct file *file, struct vm_area_struct *vma)
         }
         db->mapped = 1;
 out:
-        up(&s->sem);
+        mutex_unlock(&s->mutex);
         unlock_kernel();
         return ret;
 }
@@ -1752,21 +1753,21 @@ static int es1370_open(struct inode *inode, struct file *file)
         VALIDATE_STATE(s);
         file->private_data = s;
         /* wait for device to become free */
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         while (s->open_mode & file->f_mode) {
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&s->open_sem);
+                        mutex_unlock(&s->open_mutex);
                         return -EBUSY;
                 }
                 add_wait_queue(&s->open_wait, &wait);
                 __set_current_state(TASK_INTERRUPTIBLE);
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 schedule();
                 remove_wait_queue(&s->open_wait, &wait);
                 set_current_state(TASK_RUNNING);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&s->open_sem);
+                mutex_lock(&s->open_mutex);
         }
         spin_lock_irqsave(&s->lock, flags);
         if (!(s->open_mode & (FMODE_READ|FMODE_WRITE)))
@@ -1793,8 +1794,8 @@ static int es1370_open(struct inode *inode, struct file *file)
         outl(s->ctrl, s->io+ES1370_REG_CONTROL);
         spin_unlock_irqrestore(&s->lock, flags);
         s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
-        up(&s->open_sem);
-        init_MUTEX(&s->sem);
+        mutex_unlock(&s->open_mutex);
+        mutex_init(&s->mutex);
         return nonseekable_open(inode, file);
 }
 
@@ -1806,7 +1807,7 @@ static int es1370_release(struct inode *inode, struct file *file)
         lock_kernel();
         if (file->f_mode & FMODE_WRITE)
                 drain_dac2(s, file->f_flags & O_NONBLOCK);
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         if (file->f_mode & FMODE_WRITE) {
                 stop_dac2(s);
                 synchronize_irq(s->irq);
@@ -1818,7 +1819,7 @@ static int es1370_release(struct inode *inode, struct file *file)
         }
         s->open_mode &= ~(file->f_mode & (FMODE_READ|FMODE_WRITE));
         wake_up(&s->open_wait);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         unlock_kernel();
         return 0;
 }
@@ -2198,21 +2199,21 @@ static int es1370_open_dac(struct inode *inode, struct file *file)
                 return -EINVAL;
         file->private_data = s;
         /* wait for device to become free */
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         while (s->open_mode & FMODE_DAC) {
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&s->open_sem);
+                        mutex_unlock(&s->open_mutex);
                         return -EBUSY;
                 }
                 add_wait_queue(&s->open_wait, &wait);
                 __set_current_state(TASK_INTERRUPTIBLE);
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 schedule();
                 remove_wait_queue(&s->open_wait, &wait);
                 set_current_state(TASK_RUNNING);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&s->open_sem);
+                mutex_lock(&s->open_mutex);
         }
         s->dma_dac1.ossfragshift = s->dma_dac1.ossmaxfrags = s->dma_dac1.subdivision = 0;
         s->dma_dac1.enabled = 1;
@@ -2227,7 +2228,7 @@ static int es1370_open_dac(struct inode *inode, struct file *file)
         outl(s->ctrl, s->io+ES1370_REG_CONTROL);
         spin_unlock_irqrestore(&s->lock, flags);
         s->open_mode |= FMODE_DAC;
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         return nonseekable_open(inode, file);
 }
 
@@ -2238,12 +2239,12 @@ static int es1370_release_dac(struct inode *inode, struct file *file)
         VALIDATE_STATE(s);
         lock_kernel();
         drain_dac1(s, file->f_flags & O_NONBLOCK);
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         stop_dac1(s);
         dealloc_dmabuf(s, &s->dma_dac1);
         s->open_mode &= ~FMODE_DAC;
         wake_up(&s->open_wait);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         unlock_kernel();
         return 0;
 }
@@ -2430,21 +2431,21 @@ static int es1370_midi_open(struct inode *inode, struct file *file)
         VALIDATE_STATE(s);
         file->private_data = s;
         /* wait for device to become free */
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         while (s->open_mode & (file->f_mode << FMODE_MIDI_SHIFT)) {
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&s->open_sem);
+                        mutex_unlock(&s->open_mutex);
                         return -EBUSY;
                 }
                 add_wait_queue(&s->open_wait, &wait);
                 __set_current_state(TASK_INTERRUPTIBLE);
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 schedule();
                 remove_wait_queue(&s->open_wait, &wait);
                 set_current_state(TASK_RUNNING);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&s->open_sem);
+                mutex_lock(&s->open_mutex);
         }
         spin_lock_irqsave(&s->lock, flags);
         if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) {
@@ -2465,7 +2466,7 @@ static int es1370_midi_open(struct inode *inode, struct file *file)
         es1370_handle_midi(s);
         spin_unlock_irqrestore(&s->lock, flags);
         s->open_mode |= (file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ | FMODE_MIDI_WRITE);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         return nonseekable_open(inode, file);
 }
 
@@ -2499,7 +2500,7 @@ static int es1370_midi_release(struct inode *inode, struct file *file)
                 remove_wait_queue(&s->midi.owait, &wait);
                 set_current_state(TASK_RUNNING);
         }
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         s->open_mode &= ~((file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ|FMODE_MIDI_WRITE));
         spin_lock_irqsave(&s->lock, flags);
         if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) {
@@ -2508,7 +2509,7 @@ static int es1370_midi_release(struct inode *inode, struct file *file)
         }
         spin_unlock_irqrestore(&s->lock, flags);
         wake_up(&s->open_wait);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         unlock_kernel();
         return 0;
 }
@@ -2638,7 +2639,7 @@ static int __devinit es1370_probe(struct pci_dev *pcidev, const struct pci_devic
         init_waitqueue_head(&s->open_wait);
         init_waitqueue_head(&s->midi.iwait);
         init_waitqueue_head(&s->midi.owait);
-        init_MUTEX(&s->open_sem);
+        mutex_init(&s->open_mutex);
         spin_lock_init(&s->lock);
         s->magic = ES1370_MAGIC;
         s->dev = pcidev;
diff --git a/sound/oss/es1371.c b/sound/oss/es1371.c
index 5c697f162579..4400c8538686 100644
--- a/sound/oss/es1371.c
+++ b/sound/oss/es1371.c
@@ -129,6 +129,7 @@
 #include <linux/gameport.h>
 #include <linux/wait.h>
 #include <linux/dma-mapping.h>
+#include <linux/mutex.h>
 
 #include <asm/io.h>
 #include <asm/page.h>
@@ -419,7 +420,7 @@ struct es1371_state {
         unsigned dac1rate, dac2rate, adcrate;
 
         spinlock_t lock;
-        struct semaphore open_sem;
+        struct mutex open_mutex;
         mode_t open_mode;
         wait_queue_head_t open_wait;
 
@@ -462,7 +463,7 @@ struct es1371_state {
         struct gameport *gameport;
 #endif
 
-        struct semaphore sem;
+        struct mutex sem;
 };
 
 /* --------------------------------------------------------------------- */
@@ -1346,7 +1347,7 @@ static ssize_t es1371_read(struct file *file, char __user *buffer, size_t count,
                 return -ENXIO;
         if (!access_ok(VERIFY_WRITE, buffer, count))
                 return -EFAULT;
-        down(&s->sem);
+        mutex_lock(&s->sem);
         if (!s->dma_adc.ready && (ret = prog_dmabuf_adc(s)))
                 goto out2;
         
@@ -1370,14 +1371,14 @@ static ssize_t es1371_read(struct file *file, char __user *buffer, size_t count,
                                         ret = -EAGAIN;
                                 goto out;
                         }
-                        up(&s->sem);
+                        mutex_unlock(&s->sem);
                         schedule();
                         if (signal_pending(current)) {
                                 if (!ret)
                                         ret = -ERESTARTSYS;
                                 goto out2;
                         }
-                        down(&s->sem);
+                        mutex_lock(&s->sem);
                         if (s->dma_adc.mapped)
                         {
                                 ret = -ENXIO;
@@ -1402,7 +1403,7 @@ static ssize_t es1371_read(struct file *file, char __user *buffer, size_t count,
                         start_adc(s);
         }
 out:
-        up(&s->sem);
+        mutex_unlock(&s->sem);
 out2:
         remove_wait_queue(&s->dma_adc.wait, &wait);
         set_current_state(TASK_RUNNING);
@@ -1423,7 +1424,7 @@ static ssize_t es1371_write(struct file *file, const char __user *buffer, size_t
                 return -ENXIO;
         if (!access_ok(VERIFY_READ, buffer, count))
                 return -EFAULT;
-        down(&s->sem);  
+        mutex_lock(&s->sem);
         if (!s->dma_dac2.ready && (ret = prog_dmabuf_dac2(s)))
                 goto out3;
         ret = 0;
@@ -1451,14 +1452,14 @@ static ssize_t es1371_write(struct file *file, const char __user *buffer, size_t
                                         ret = -EAGAIN;
                                 goto out;
                         }       
-                        up(&s->sem);
+                        mutex_unlock(&s->sem);
                         schedule();
                         if (signal_pending(current)) {
                                 if (!ret)
                                         ret = -ERESTARTSYS;
                                 goto out2;
                         }
-                        down(&s->sem);
+                        mutex_lock(&s->sem);
                         if (s->dma_dac2.mapped)
                         {
                                 ret = -ENXIO;
@@ -1484,7 +1485,7 @@ static ssize_t es1371_write(struct file *file, const char __user *buffer, size_t
                         start_dac2(s);
         }
 out:
-        up(&s->sem);
+        mutex_unlock(&s->sem);
 out2:
         remove_wait_queue(&s->dma_dac2.wait, &wait);
 out3:   
@@ -1538,7 +1539,7 @@ static int es1371_mmap(struct file *file, struct vm_area_struct *vma)
 
         VALIDATE_STATE(s);
         lock_kernel();
-        down(&s->sem);
+        mutex_lock(&s->sem);
         
         if (vma->vm_flags & VM_WRITE) {
                 if ((ret = prog_dmabuf_dac2(s)) != 0) {
@@ -1571,7 +1572,7 @@ static int es1371_mmap(struct file *file, struct vm_area_struct *vma)
         }
         db->mapped = 1;
 out:
-        up(&s->sem);
+        mutex_unlock(&s->sem);
         unlock_kernel();
         return ret;
 }
@@ -1938,21 +1939,21 @@ static int es1371_open(struct inode *inode, struct file *file)
         VALIDATE_STATE(s);
         file->private_data = s;
         /* wait for device to become free */
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         while (s->open_mode & file->f_mode) {
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&s->open_sem);
+                        mutex_unlock(&s->open_mutex);
                         return -EBUSY;
                 }
                 add_wait_queue(&s->open_wait, &wait);
                 __set_current_state(TASK_INTERRUPTIBLE);
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 schedule();
                 remove_wait_queue(&s->open_wait, &wait);
                 set_current_state(TASK_RUNNING);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&s->open_sem);
+                mutex_lock(&s->open_mutex);
         }
         if (file->f_mode & FMODE_READ) {
                 s->dma_adc.ossfragshift = s->dma_adc.ossmaxfrags = s->dma_adc.subdivision = 0;
@@ -1982,8 +1983,8 @@ static int es1371_open(struct inode *inode, struct file *file)
         outl(s->sctrl, s->io+ES1371_REG_SERIAL_CONTROL);
         spin_unlock_irqrestore(&s->lock, flags);
         s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
-        up(&s->open_sem);
-        init_MUTEX(&s->sem);
+        mutex_unlock(&s->open_mutex);
+        mutex_init(&s->sem);
         return nonseekable_open(inode, file);
 }
 
@@ -1995,7 +1996,7 @@ static int es1371_release(struct inode *inode, struct file *file)
         lock_kernel();
         if (file->f_mode & FMODE_WRITE)
                 drain_dac2(s, file->f_flags & O_NONBLOCK);
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         if (file->f_mode & FMODE_WRITE) {
                 stop_dac2(s);
                 dealloc_dmabuf(s, &s->dma_dac2);
@@ -2005,7 +2006,7 @@ static int es1371_release(struct inode *inode, struct file *file)
                 dealloc_dmabuf(s, &s->dma_adc);
         }
         s->open_mode &= ~(file->f_mode & (FMODE_READ|FMODE_WRITE));
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         wake_up(&s->open_wait);
         unlock_kernel();
         return 0;
@@ -2377,21 +2378,21 @@ static int es1371_open_dac(struct inode *inode, struct file *file)
                 return -EINVAL;
         file->private_data = s;
         /* wait for device to become free */
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         while (s->open_mode & FMODE_DAC) {
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&s->open_sem);
+                        mutex_unlock(&s->open_mutex);
                         return -EBUSY;
                 }
                 add_wait_queue(&s->open_wait, &wait);
                 __set_current_state(TASK_INTERRUPTIBLE);
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 schedule();
                 remove_wait_queue(&s->open_wait, &wait);
                 set_current_state(TASK_RUNNING);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&s->open_sem);
+                mutex_lock(&s->open_mutex);
         }
         s->dma_dac1.ossfragshift = s->dma_dac1.ossmaxfrags = s->dma_dac1.subdivision = 0;
         s->dma_dac1.enabled = 1;
@@ -2405,7 +2406,7 @@ static int es1371_open_dac(struct inode *inode, struct file *file)
         outl(s->sctrl, s->io+ES1371_REG_SERIAL_CONTROL);
         spin_unlock_irqrestore(&s->lock, flags);
         s->open_mode |= FMODE_DAC;
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         return nonseekable_open(inode, file);
 }
 
@@ -2416,11 +2417,11 @@ static int es1371_release_dac(struct inode *inode, struct file *file)
         VALIDATE_STATE(s);
         lock_kernel();
         drain_dac1(s, file->f_flags & O_NONBLOCK);
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         stop_dac1(s);
         dealloc_dmabuf(s, &s->dma_dac1);
         s->open_mode &= ~FMODE_DAC;
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         wake_up(&s->open_wait);
         unlock_kernel();
         return 0;
@@ -2608,21 +2609,21 @@ static int es1371_midi_open(struct inode *inode, struct file *file)
         VALIDATE_STATE(s);
         file->private_data = s;
         /* wait for device to become free */
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         while (s->open_mode & (file->f_mode << FMODE_MIDI_SHIFT)) {
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&s->open_sem);
+                        mutex_unlock(&s->open_mutex);
                         return -EBUSY;
                 }
                 add_wait_queue(&s->open_wait, &wait);
                 __set_current_state(TASK_INTERRUPTIBLE);
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 schedule();
                 remove_wait_queue(&s->open_wait, &wait);
                 set_current_state(TASK_RUNNING);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&s->open_sem);
+                mutex_lock(&s->open_mutex);
         }
         spin_lock_irqsave(&s->lock, flags);
         if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) {
@@ -2643,7 +2644,7 @@ static int es1371_midi_open(struct inode *inode, struct file *file)
         es1371_handle_midi(s);
         spin_unlock_irqrestore(&s->lock, flags);
         s->open_mode |= (file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ | FMODE_MIDI_WRITE);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         return nonseekable_open(inode, file);
 }
 
@@ -2676,7 +2677,7 @@ static int es1371_midi_release(struct inode *inode, struct file *file)
                 remove_wait_queue(&s->midi.owait, &wait);
                 set_current_state(TASK_RUNNING);
         }
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         s->open_mode &= ~((file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ|FMODE_MIDI_WRITE));
         spin_lock_irqsave(&s->lock, flags);
         if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) {
@@ -2684,7 +2685,7 @@ static int es1371_midi_release(struct inode *inode, struct file *file)
                 outl(s->ctrl, s->io+ES1371_REG_CONTROL);
         }
         spin_unlock_irqrestore(&s->lock, flags);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         wake_up(&s->open_wait);
         unlock_kernel();
         return 0;
@@ -2884,7 +2885,7 @@ static int __devinit es1371_probe(struct pci_dev *pcidev, const struct pci_devic
         init_waitqueue_head(&s->open_wait);
         init_waitqueue_head(&s->midi.iwait);
         init_waitqueue_head(&s->midi.owait);
-        init_MUTEX(&s->open_sem);
+        mutex_init(&s->open_mutex);
         spin_lock_init(&s->lock);
         s->magic = ES1371_MAGIC;
         s->dev = pcidev;
diff --git a/sound/oss/esssolo1.c b/sound/oss/esssolo1.c
index 849b59f67ef5..78d3e29ce968 100644
--- a/sound/oss/esssolo1.c
+++ b/sound/oss/esssolo1.c
@@ -105,6 +105,8 @@
 #include <linux/gameport.h>
 #include <linux/wait.h>
 #include <linux/dma-mapping.h>
+#include <linux/mutex.h>
+
 
 #include <asm/io.h>
 #include <asm/page.h>
@@ -191,7 +193,7 @@ struct solo1_state {
         unsigned ena;
 
         spinlock_t lock;
-        struct semaphore open_sem;
+        struct mutex open_mutex;
         mode_t open_mode;
         wait_queue_head_t open_wait;
 
@@ -1581,7 +1583,7 @@ static int solo1_release(struct inode *inode, struct file *file)
         lock_kernel();
         if (file->f_mode & FMODE_WRITE)
                 drain_dac(s, file->f_flags & O_NONBLOCK);
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         if (file->f_mode & FMODE_WRITE) {
                 stop_dac(s);
                 outb(0, s->iobase+6);  /* disable DMA */
@@ -1595,7 +1597,7 @@ static int solo1_release(struct inode *inode, struct file *file)
         }
         s->open_mode &= ~(FMODE_READ | FMODE_WRITE);
         wake_up(&s->open_wait);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         unlock_kernel();
         return 0;
 }
@@ -1624,21 +1626,21 @@ static int solo1_open(struct inode *inode, struct file *file)
         VALIDATE_STATE(s);
         file->private_data = s;
         /* wait for device to become free */
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         while (s->open_mode & (FMODE_READ | FMODE_WRITE)) {
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&s->open_sem);
+                        mutex_unlock(&s->open_mutex);
                         return -EBUSY;
                 }
                 add_wait_queue(&s->open_wait, &wait);
                 __set_current_state(TASK_INTERRUPTIBLE);
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 schedule();
                 remove_wait_queue(&s->open_wait, &wait);
                 set_current_state(TASK_RUNNING);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&s->open_sem);
+                mutex_lock(&s->open_mutex);
         }
         s->fmt = AFMT_U8;
         s->channels = 1;
@@ -1650,7 +1652,7 @@ static int solo1_open(struct inode *inode, struct file *file)
         s->dma_dac.ossfragshift = s->dma_dac.ossmaxfrags = s->dma_dac.subdivision = 0;
         s->dma_dac.enabled = 1;
         s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         prog_codec(s);
         return nonseekable_open(inode, file);
 }
@@ -1911,21 +1913,21 @@ static int solo1_midi_open(struct inode *inode, struct file *file)
         VALIDATE_STATE(s);
         file->private_data = s;
         /* wait for device to become free */
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         while (s->open_mode & (file->f_mode << FMODE_MIDI_SHIFT)) {
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&s->open_sem);
+                        mutex_unlock(&s->open_mutex);
                         return -EBUSY;
                 }
                 add_wait_queue(&s->open_wait, &wait);
                 __set_current_state(TASK_INTERRUPTIBLE);
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 schedule();
                 remove_wait_queue(&s->open_wait, &wait);
                 set_current_state(TASK_RUNNING);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&s->open_sem);
+                mutex_lock(&s->open_mutex);
         }
         spin_lock_irqsave(&s->lock, flags);
         if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) {
@@ -1951,7 +1953,7 @@ static int solo1_midi_open(struct inode *inode, struct file *file)
         }
         spin_unlock_irqrestore(&s->lock, flags);
         s->open_mode |= (file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ | FMODE_MIDI_WRITE);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         return nonseekable_open(inode, file);
 }
 
@@ -1985,7 +1987,7 @@ static int solo1_midi_release(struct inode *inode, struct file *file)
                 remove_wait_queue(&s->midi.owait, &wait);
                 set_current_state(TASK_RUNNING);
         }
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         s->open_mode &= ~((file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ|FMODE_MIDI_WRITE));
         spin_lock_irqsave(&s->lock, flags);
         if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) {
@@ -1994,7 +1996,7 @@ static int solo1_midi_release(struct inode *inode, struct file *file)
         }
         spin_unlock_irqrestore(&s->lock, flags);
         wake_up(&s->open_wait);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         unlock_kernel();
         return 0;
 }
@@ -2132,24 +2134,24 @@ static int solo1_dmfm_open(struct inode *inode, struct file *file)
         VALIDATE_STATE(s);
         file->private_data = s;
         /* wait for device to become free */
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         while (s->open_mode & FMODE_DMFM) {
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&s->open_sem);
+                        mutex_unlock(&s->open_mutex);
                         return -EBUSY;
                 }
                 add_wait_queue(&s->open_wait, &wait);
                 __set_current_state(TASK_INTERRUPTIBLE);
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 schedule();
                 remove_wait_queue(&s->open_wait, &wait);
                 set_current_state(TASK_RUNNING);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&s->open_sem);
+                mutex_lock(&s->open_mutex);
         }
         if (!request_region(s->sbbase, FMSYNTH_EXTENT, "ESS Solo1")) {
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 printk(KERN_ERR "solo1: FM synth io ports in use, opl3 loaded?\n");
                 return -EBUSY;
         }
@@ -2161,7 +2163,7 @@ static int solo1_dmfm_open(struct inode *inode, struct file *file)
         outb(5, s->sbbase+2);
         outb(1, s->sbbase+3);  /* enable OPL3 */
         s->open_mode |= FMODE_DMFM;
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         return nonseekable_open(inode, file);
 }
 
@@ -2172,7 +2174,7 @@ static int solo1_dmfm_release(struct inode *inode, struct file *file)
 
         VALIDATE_STATE(s);
         lock_kernel();
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         s->open_mode &= ~FMODE_DMFM;
         for (regb = 0xb0; regb < 0xb9; regb++) {
                 outb(regb, s->sbbase);
@@ -2182,7 +2184,7 @@ static int solo1_dmfm_release(struct inode *inode, struct file *file)
         }
         release_region(s->sbbase, FMSYNTH_EXTENT);
         wake_up(&s->open_wait);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         unlock_kernel();
         return 0;
 }
@@ -2362,7 +2364,7 @@ static int __devinit solo1_probe(struct pci_dev *pcidev, const struct pci_device
         init_waitqueue_head(&s->open_wait);
         init_waitqueue_head(&s->midi.iwait);
         init_waitqueue_head(&s->midi.owait);
-        init_MUTEX(&s->open_sem);
+        mutex_init(&s->open_mutex);
         spin_lock_init(&s->lock);
         s->magic = SOLO1_MAGIC;
         s->dev = pcidev;
diff --git a/sound/oss/forte.c b/sound/oss/forte.c
index 8406bc90c4ff..0294eec8ad90 100644
--- a/sound/oss/forte.c
+++ b/sound/oss/forte.c
@@ -43,6 +43,7 @@
 #include <linux/interrupt.h>
 
 #include <linux/proc_fs.h>
+#include <linux/mutex.h>
 
 #include <asm/uaccess.h>
 #include <asm/io.h>
@@ -185,7 +186,7 @@ struct forte_chip {
         unsigned long           iobase;
         int                     irq;
 
-        struct semaphore        open_sem;       /* Device access */
+        struct mutex            open_mutex;     /* Device access */
         spinlock_t              lock;           /* State */
 
         spinlock_t              ac97_lock;
@@ -1242,13 +1243,13 @@ forte_dsp_open (struct inode *inode, struct file *file)
         struct forte_chip *chip = forte; /* FIXME: HACK FROM HELL! */
 
         if (file->f_flags & O_NONBLOCK) {
-                if (down_trylock (&chip->open_sem)) {
+                if (!mutex_trylock(&chip->open_mutex)) {
                         DPRINTK ("%s: returning -EAGAIN\n", __FUNCTION__);
                         return -EAGAIN;
                 }
         }
         else {
-                if (down_interruptible (&chip->open_sem)) {
+                if (mutex_lock_interruptible(&chip->open_mutex)) {
                         DPRINTK ("%s: returning -ERESTARTSYS\n", __FUNCTION__);
                         return -ERESTARTSYS;
                 }
@@ -1302,7 +1303,7 @@ forte_dsp_release (struct inode *inode, struct file *file)
                 spin_unlock_irq (&chip->lock);
         }
 
-        up (&chip->open_sem);
+        mutex_unlock(&chip->open_mutex);
 
         return ret;
 }
@@ -2011,7 +2012,7 @@ forte_probe (struct pci_dev *pci_dev, const struct pci_device_id *pci_id)
         memset (chip, 0, sizeof (struct forte_chip));
         chip->pci_dev = pci_dev;
 
-        init_MUTEX(&chip->open_sem);
+        mutex_init(&chip->open_mutex);
         spin_lock_init (&chip->lock);
         spin_lock_init (&chip->ac97_lock);
 
diff --git a/sound/oss/hal2.c b/sound/oss/hal2.c
index afe97c4ce069..dd4f59d30a3a 100644
--- a/sound/oss/hal2.c
+++ b/sound/oss/hal2.c
@@ -32,6 +32,8 @@
 #include <linux/dma-mapping.h>
 #include <linux/sound.h>
 #include <linux/soundcard.h>
+#include <linux/mutex.h>
+
 
 #include <asm/io.h>
 #include <asm/sgi/hpc3.h>
@@ -92,7 +94,7 @@ struct hal2_codec {
 
         wait_queue_head_t dma_wait;
         spinlock_t lock;
-        struct semaphore sem;
+        struct mutex sem;
 
         int usecount;                   /* recording and playback are
                                          * independent */
@@ -1178,7 +1180,7 @@ static ssize_t hal2_read(struct file *file, char *buffer,
 
         if (!count)
                 return 0;
-        if (down_interruptible(&adc->sem))
+        if (mutex_lock_interruptible(&adc->sem))
                 return -EINTR;
         if (file->f_flags & O_NONBLOCK) {
                 err = hal2_get_buffer(hal2, buffer, count);
@@ -1217,7 +1219,7 @@ static ssize_t hal2_read(struct file *file, char *buffer,
                         }
                 } while (count > 0 && err >= 0);
         }
-        up(&adc->sem);
+        mutex_unlock(&adc->sem);
 
         return err;
 }
@@ -1232,7 +1234,7 @@ static ssize_t hal2_write(struct file *file, const char *buffer,
 
         if (!count)
                 return 0;
-        if (down_interruptible(&dac->sem))
+        if (mutex_lock_interruptible(&dac->sem))
                 return -EINTR;
         if (file->f_flags & O_NONBLOCK) {
                 err = hal2_add_buffer(hal2, buf, count);
@@ -1271,7 +1273,7 @@ static ssize_t hal2_write(struct file *file, const char *buffer,
                         }
                 } while (count > 0 && err >= 0);
         }
-        up(&dac->sem);
+        mutex_unlock(&dac->sem);
 
         return err;
 }
@@ -1356,20 +1358,20 @@ static int hal2_release(struct inode *inode, struct file *file)
         if (file->f_mode & FMODE_READ) {
                 struct hal2_codec *adc = &hal2->adc;
 
-                down(&adc->sem);
+                mutex_lock(&adc->sem);
                 hal2_stop_adc(hal2);
                 hal2_free_adc_dmabuf(adc);
                 adc->usecount--;
-                up(&adc->sem);
+                mutex_unlock(&adc->sem);
         }
         if (file->f_mode & FMODE_WRITE) {
                 struct hal2_codec *dac = &hal2->dac;
 
-                down(&dac->sem);
+                mutex_lock(&dac->sem);
                 hal2_sync_dac(hal2);
                 hal2_free_dac_dmabuf(dac);
                 dac->usecount--;
-                up(&dac->sem);
+                mutex_unlock(&dac->sem);
         }
 
         return 0;
@@ -1400,7 +1402,7 @@ static void hal2_init_codec(struct hal2_codec *codec, struct hpc3_regs *hpc3,
         codec->pbus.pbusnr = index;
         codec->pbus.pbus = &hpc3->pbdma[index];
         init_waitqueue_head(&codec->dma_wait);
-        init_MUTEX(&codec->sem);
+        mutex_init(&codec->sem);
         spin_lock_init(&codec->lock);
 }
 
diff --git a/sound/oss/i810_audio.c b/sound/oss/i810_audio.c
index abc242abd5b1..dd2b871cdac5 100644
--- a/sound/oss/i810_audio.c
+++ b/sound/oss/i810_audio.c
@@ -100,6 +100,8 @@
 #include <linux/smp_lock.h>
 #include <linux/ac97_codec.h>
 #include <linux/bitops.h>
+#include <linux/mutex.h>
+
 #include <asm/uaccess.h>
 
 #define DRIVER_VERSION "1.01"
@@ -331,7 +333,7 @@ struct i810_state {
         struct i810_card *card; /* Card info */
 
         /* single open lock mechanism, only used for recording */
-        struct semaphore open_sem;
+        struct mutex open_mutex;
         wait_queue_head_t open_wait;
 
         /* file mode */
@@ -2597,7 +2599,7 @@ found_virt:
         state->card = card;
         state->magic = I810_STATE_MAGIC;
         init_waitqueue_head(&dmabuf->wait);
-        init_MUTEX(&state->open_sem);
+        mutex_init(&state->open_mutex);
         file->private_data = state;
         dmabuf->trigger = 0;
 
@@ -3213,7 +3215,7 @@ static void __devinit i810_configure_clocking (void)
                 state->card = card;
                 state->magic = I810_STATE_MAGIC;
                 init_waitqueue_head(&dmabuf->wait);
-                init_MUTEX(&state->open_sem);
+                mutex_init(&state->open_mutex);
                 dmabuf->fmt = I810_FMT_STEREO | I810_FMT_16BIT;
                 dmabuf->trigger = PCM_ENABLE_OUTPUT;
                 i810_set_spdif_output(state, -1, 0);
diff --git a/sound/oss/ite8172.c b/sound/oss/ite8172.c
index 8fd2f9a9e668..ffcb910f5c3e 100644
--- a/sound/oss/ite8172.c
+++ b/sound/oss/ite8172.c
@@ -71,6 +71,8 @@
 #include <linux/smp_lock.h>
 #include <linux/ac97_codec.h>
 #include <linux/interrupt.h>
+#include <linux/mutex.h>
+
 #include <asm/io.h>
 #include <asm/dma.h>
 #include <asm/uaccess.h>
@@ -304,7 +306,7 @@ struct it8172_state {
         unsigned dacrate, adcrate;
 
         spinlock_t lock;
-        struct semaphore open_sem;
+        struct mutex open_mutex;
         mode_t open_mode;
         wait_queue_head_t open_wait;
 
@@ -1801,21 +1803,21 @@ static int it8172_open(struct inode *inode, struct file *file)
         }
         file->private_data = s;
         /* wait for device to become free */
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         while (s->open_mode & file->f_mode) {
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&s->open_sem);
+                        mutex_unlock(&s->open_mutex);
                         return -EBUSY;
                 }
                 add_wait_queue(&s->open_wait, &wait);
                 __set_current_state(TASK_INTERRUPTIBLE);
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 schedule();
                 remove_wait_queue(&s->open_wait, &wait);
                 set_current_state(TASK_RUNNING);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&s->open_sem);
+                mutex_lock(&s->open_mutex);
         }
 
         spin_lock_irqsave(&s->lock, flags);
@@ -1850,7 +1852,7 @@ static int it8172_open(struct inode *inode, struct file *file)
         spin_unlock_irqrestore(&s->lock, flags);
 
         s->open_mode |= (file->f_mode & (FMODE_READ | FMODE_WRITE));
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         return nonseekable_open(inode, file);
 }
 
@@ -1864,7 +1866,7 @@ static int it8172_release(struct inode *inode, struct file *file)
         lock_kernel();
         if (file->f_mode & FMODE_WRITE)
                 drain_dac(s, file->f_flags & O_NONBLOCK);
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         if (file->f_mode & FMODE_WRITE) {
                 stop_dac(s);
                 dealloc_dmabuf(s, &s->dma_dac);
@@ -1874,7 +1876,7 @@ static int it8172_release(struct inode *inode, struct file *file)
                 dealloc_dmabuf(s, &s->dma_adc);
         }
         s->open_mode &= ((~file->f_mode) & (FMODE_READ|FMODE_WRITE));
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         wake_up(&s->open_wait);
         unlock_kernel();
         return 0;
@@ -1997,7 +1999,7 @@ static int __devinit it8172_probe(struct pci_dev *pcidev,
         init_waitqueue_head(&s->dma_adc.wait);
         init_waitqueue_head(&s->dma_dac.wait);
         init_waitqueue_head(&s->open_wait);
-        init_MUTEX(&s->open_sem);
+        mutex_init(&s->open_mutex);
         spin_lock_init(&s->lock);
         s->dev = pcidev;
         s->io = pci_resource_start(pcidev, 0);
diff --git a/sound/oss/maestro.c b/sound/oss/maestro.c
index d4b569acf764..e647f2f86279 100644
--- a/sound/oss/maestro.c
+++ b/sound/oss/maestro.c
@@ -223,6 +223,8 @@
 #include <linux/reboot.h>
 #include <linux/bitops.h>
 #include <linux/wait.h>
+#include <linux/mutex.h>
+
 
 #include <asm/current.h>
 #include <asm/dma.h>
@@ -397,7 +399,7 @@ struct ess_state {
         /* this locks around the oss state in the driver */
         spinlock_t lock;
         /* only let 1 be opening at a time */
-        struct semaphore open_sem;
+        struct mutex open_mutex;
         wait_queue_head_t open_wait;
         mode_t open_mode;
 
@@ -3020,26 +3022,26 @@ ess_open(struct inode *inode, struct file *file)
         VALIDATE_STATE(s);
         file->private_data = s;
         /* wait for device to become free */
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         while (s->open_mode & file->f_mode) {
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&s->open_sem);
+                        mutex_unlock(&s->open_mutex);
                         return -EWOULDBLOCK;
                 }
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 interruptible_sleep_on(&s->open_wait);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&s->open_sem);
+                mutex_lock(&s->open_mutex);
         }
 
         /* under semaphore.. */
         if ((s->card->dmapages==NULL) && allocate_buffers(s)) {
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 return -ENOMEM;
         }
 
-        /* we're covered by the open_sem */
+        /* we're covered by the open_mutex */
         if( ! s->card->dsps_open )  {
                 maestro_power(s->card,ACPI_D0);
                 start_bob(s);
@@ -3076,7 +3078,7 @@ ess_open(struct inode *inode, struct file *file)
         set_fmt(s, fmtm, fmts);
         s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
 
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         return nonseekable_open(inode, file);
 }
 
@@ -3089,7 +3091,7 @@ ess_release(struct inode *inode, struct file *file)
         lock_kernel();
         if (file->f_mode & FMODE_WRITE)
                 drain_dac(s, file->f_flags & O_NONBLOCK);
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         if (file->f_mode & FMODE_WRITE) {
                 stop_dac(s);
         }
@@ -3098,7 +3100,7 @@ ess_release(struct inode *inode, struct file *file)
         }
                 
         s->open_mode &= (~file->f_mode) & (FMODE_READ|FMODE_WRITE);
-        /* we're covered by the open_sem */
+        /* we're covered by the open_mutex */
         M_printk("maestro: %d dsps now alive\n",s->card->dsps_open-1);
         if( --s->card->dsps_open <= 0) {
                 s->card->dsps_open = 0;
@@ -3106,7 +3108,7 @@ ess_release(struct inode *inode, struct file *file)
                 free_buffers(s);
                 maestro_power(s->card,ACPI_D2);
         }
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         wake_up(&s->open_wait);
         unlock_kernel();
         return 0;
@@ -3466,7 +3468,7 @@ maestro_probe(struct pci_dev *pcidev,const struct pci_device_id *pdid)
                 init_waitqueue_head(&s->dma_dac.wait);
                 init_waitqueue_head(&s->open_wait);
                 spin_lock_init(&s->lock);
-                init_MUTEX(&s->open_sem);
+                mutex_init(&s->open_mutex);
                 s->magic = ESS_STATE_MAGIC;
                 
                 s->apu[0] = 6*i;
diff --git a/sound/oss/maestro3.c b/sound/oss/maestro3.c
index f3dec70fcb9b..66044aff2586 100644
--- a/sound/oss/maestro3.c
+++ b/sound/oss/maestro3.c
@@ -144,6 +144,8 @@
 #include <linux/spinlock.h>
 #include <linux/ac97_codec.h>
 #include <linux/wait.h>
+#include <linux/mutex.h>
+
 
 #include <asm/io.h>
 #include <asm/dma.h>
@@ -205,7 +207,7 @@ struct m3_state {
                 when irqhandler uses s->lock
                 and m3_assp_read uses card->lock ?
                 */
-    struct semaphore open_sem;
+    struct mutex open_mutex;
     wait_queue_head_t open_wait;
     mode_t open_mode;
 
@@ -2013,17 +2015,17 @@ static int m3_open(struct inode *inode, struct file *file)
     file->private_data = s;
 
     /* wait for device to become free */
-    down(&s->open_sem);
+    mutex_lock(&s->open_mutex);
     while (s->open_mode & file->f_mode) {
         if (file->f_flags & O_NONBLOCK) {
-            up(&s->open_sem);
+            mutex_unlock(&s->open_mutex);
             return -EWOULDBLOCK;
         }
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         interruptible_sleep_on(&s->open_wait);
         if (signal_pending(current))
             return -ERESTARTSYS;
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
     }
     
     spin_lock_irqsave(&c->lock, flags);
@@ -2047,7 +2049,7 @@ static int m3_open(struct inode *inode, struct file *file)
     set_fmt(s, fmtm, fmts);
     s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
 
-    up(&s->open_sem);
+    mutex_unlock(&s->open_mutex);
     spin_unlock_irqrestore(&c->lock, flags);
     return nonseekable_open(inode, file);
 }
@@ -2062,7 +2064,7 @@ static int m3_release(struct inode *inode, struct file *file)
     if (file->f_mode & FMODE_WRITE)
         drain_dac(s, file->f_flags & O_NONBLOCK);
 
-    down(&s->open_sem);
+    mutex_lock(&s->open_mutex);
     spin_lock_irqsave(&card->lock, flags);
 
     if (file->f_mode & FMODE_WRITE) {
@@ -2083,7 +2085,7 @@ static int m3_release(struct inode *inode, struct file *file)
     s->open_mode &= (~file->f_mode) & (FMODE_READ|FMODE_WRITE);
 
     spin_unlock_irqrestore(&card->lock, flags);
-    up(&s->open_sem);
+    mutex_unlock(&s->open_mutex);
     wake_up(&s->open_wait);
 
     return 0;
@@ -2679,7 +2681,7 @@ static int __devinit m3_probe(struct pci_dev *pci_dev, const struct pci_device_i
         init_waitqueue_head(&s->dma_adc.wait);
         init_waitqueue_head(&s->dma_dac.wait);
         init_waitqueue_head(&s->open_wait);
-        init_MUTEX(&(s->open_sem));
+        mutex_init(&(s->open_mutex));
         s->magic = M3_STATE_MAGIC;
 
         m3_assp_client_init(s);
diff --git a/sound/oss/nec_vrc5477.c b/sound/oss/nec_vrc5477.c
index fbb9170e8e0a..21c1954d9108 100644
--- a/sound/oss/nec_vrc5477.c
+++ b/sound/oss/nec_vrc5477.c
@@ -78,6 +78,8 @@
 #include <linux/spinlock.h>
 #include <linux/smp_lock.h>
 #include <linux/ac97_codec.h>
+#include <linux/mutex.h>
+
 #include <asm/io.h>
 #include <asm/dma.h>
 #include <asm/uaccess.h>
@@ -198,7 +200,7 @@ struct vrc5477_ac97_state {
         unsigned short extended_status;
 
         spinlock_t lock;
-        struct semaphore open_sem;
+        struct mutex open_mutex;
         mode_t open_mode;
         wait_queue_head_t open_wait;
 
@@ -1617,22 +1619,22 @@ static int vrc5477_ac97_open(struct inode *inode, struct file *file)
         file->private_data = s;
 
         /* wait for device to become free */
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         while (s->open_mode & file->f_mode) {
 
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&s->open_sem);
+                        mutex_unlock(&s->open_mutex);
                         return -EBUSY;
                 }
                 add_wait_queue(&s->open_wait, &wait);
                 __set_current_state(TASK_INTERRUPTIBLE);
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 schedule();
                 remove_wait_queue(&s->open_wait, &wait);
                 set_current_state(TASK_RUNNING);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&s->open_sem);
+                mutex_lock(&s->open_mutex);
         }
 
         spin_lock_irqsave(&s->lock, flags);
@@ -1659,7 +1661,7 @@ static int vrc5477_ac97_open(struct inode *inode, struct file *file)
  bailout:
         spin_unlock_irqrestore(&s->lock, flags);
 
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         return ret;
 }
 
@@ -1671,7 +1673,7 @@ static int vrc5477_ac97_release(struct inode *inode, struct file *file)
         lock_kernel();
         if (file->f_mode & FMODE_WRITE)
                 drain_dac(s, file->f_flags & O_NONBLOCK);
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         if (file->f_mode & FMODE_WRITE) {
                 stop_dac(s);
                 dealloc_dmabuf(s, &s->dma_dac);
@@ -1681,7 +1683,7 @@ static int vrc5477_ac97_release(struct inode *inode, struct file *file)
                 dealloc_dmabuf(s, &s->dma_adc);
         }
         s->open_mode &= (~file->f_mode) & (FMODE_READ|FMODE_WRITE);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         wake_up(&s->open_wait);
         unlock_kernel();
         return 0;
@@ -1867,7 +1869,7 @@ static int __devinit vrc5477_ac97_probe(struct pci_dev *pcidev,
         init_waitqueue_head(&s->dma_adc.wait);
         init_waitqueue_head(&s->dma_dac.wait);
         init_waitqueue_head(&s->open_wait);
-        init_MUTEX(&s->open_sem);
+        mutex_init(&s->open_mutex);
         spin_lock_init(&s->lock);
 
         s->dev = pcidev;
diff --git a/sound/oss/rme96xx.c b/sound/oss/rme96xx.c
index faa0b7919b65..a1ec9d131ab3 100644
--- a/sound/oss/rme96xx.c
+++ b/sound/oss/rme96xx.c
@@ -58,6 +58,7 @@ TODO:
 #include <linux/interrupt.h>
 #include <linux/poll.h>
 #include <linux/wait.h>
+#include <linux/mutex.h>
 
 #include <asm/dma.h>
 #include <asm/page.h>
@@ -326,7 +327,7 @@ typedef struct _rme96xx_info {
 
                 /* waiting and locking */
                 wait_queue_head_t wait;
-                struct semaphore  open_sem;
+                struct mutex  open_mutex;
                 wait_queue_head_t open_wait;
 
         } dma[RME96xx_MAX_DEVS]; 
@@ -842,7 +843,7 @@ static void busmaster_free(void* ptr,int size) {
 
 static int rme96xx_dmabuf_init(rme96xx_info * s,struct dmabuf* dma,int ioffset,int ooffset) {
 
-        init_MUTEX(&dma->open_sem);
+        mutex_init(&dma->open_mutex);
         init_waitqueue_head(&dma->open_wait);
         init_waitqueue_head(&dma->wait);
         dma->s = s; 
@@ -1469,21 +1470,21 @@ static int rme96xx_open(struct inode *in, struct file *f)
         dma = &s->dma[devnum];
         f->private_data = dma;
         /* wait for device to become free */
-        down(&dma->open_sem);
+        mutex_lock(&dma->open_mutex);
         while (dma->open_mode & f->f_mode) {
                 if (f->f_flags & O_NONBLOCK) {
-                        up(&dma->open_sem);
+                        mutex_unlock(&dma->open_mutex);
                         return -EBUSY;
                 }
                 add_wait_queue(&dma->open_wait, &wait);
                 __set_current_state(TASK_INTERRUPTIBLE);
-                up(&dma->open_sem);
+                mutex_unlock(&dma->open_mutex);
                 schedule();
                 remove_wait_queue(&dma->open_wait, &wait);
                 set_current_state(TASK_RUNNING);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&dma->open_sem);
+                mutex_lock(&dma->open_mutex);
         }
 
         COMM                ("hardware open")
@@ -1492,7 +1493,7 @@ static int rme96xx_open(struct inode *in, struct file *f)
 
         dma->open_mode |= (f->f_mode & (FMODE_READ | FMODE_WRITE));
         dma->opened = 1;
-        up(&dma->open_sem);
+        mutex_unlock(&dma->open_mutex);
 
         DBG(printk("device num %d open finished\n",devnum));
         return 0;
@@ -1524,7 +1525,7 @@ static int rme96xx_release(struct inode *in, struct file *file)
         }
 
         wake_up(&dma->open_wait);
-        up(&dma->open_sem);
+        mutex_unlock(&dma->open_mutex);
 
         return 0;
 }
diff --git a/sound/oss/sonicvibes.c b/sound/oss/sonicvibes.c
index 71b05e2f6977..69a4b8778b51 100644
--- a/sound/oss/sonicvibes.c
+++ b/sound/oss/sonicvibes.c
@@ -116,6 +116,8 @@
 #include <linux/spinlock.h>
 #include <linux/smp_lock.h>
 #include <linux/gameport.h>
+#include <linux/mutex.h>
+
 
 #include <asm/io.h>
 #include <asm/uaccess.h>
@@ -328,7 +330,7 @@ struct sv_state {
         unsigned char fmt, enable;
 
         spinlock_t lock;
-        struct semaphore open_sem;
+        struct mutex open_mutex;
         mode_t open_mode;
         wait_queue_head_t open_wait;
 
@@ -1922,21 +1924,21 @@ static int sv_open(struct inode *inode, struct file *file)
         VALIDATE_STATE(s);
         file->private_data = s;
         /* wait for device to become free */
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         while (s->open_mode & file->f_mode) {
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&s->open_sem);
+                        mutex_unlock(&s->open_mutex);
                         return -EBUSY;
                 }
                 add_wait_queue(&s->open_wait, &wait);
                 __set_current_state(TASK_INTERRUPTIBLE);
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 schedule();
                 remove_wait_queue(&s->open_wait, &wait);
                 set_current_state(TASK_RUNNING);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&s->open_sem);
+                mutex_lock(&s->open_mutex);
         }
         if (file->f_mode & FMODE_READ) {
                 fmtm &= ~((SV_CFMT_STEREO | SV_CFMT_16BIT) << SV_CFMT_CSHIFT);
@@ -1956,7 +1958,7 @@ static int sv_open(struct inode *inode, struct file *file)
         }
         set_fmt(s, fmtm, fmts);
         s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         return nonseekable_open(inode, file);
 }
 
@@ -1968,7 +1970,7 @@ static int sv_release(struct inode *inode, struct file *file)
         lock_kernel();
         if (file->f_mode & FMODE_WRITE)
                 drain_dac(s, file->f_flags & O_NONBLOCK);
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         if (file->f_mode & FMODE_WRITE) {
                 stop_dac(s);
                 dealloc_dmabuf(s, &s->dma_dac);
@@ -1979,7 +1981,7 @@ static int sv_release(struct inode *inode, struct file *file)
         }
         s->open_mode &= ~(file->f_mode & (FMODE_READ|FMODE_WRITE));
         wake_up(&s->open_wait);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         unlock_kernel();
         return 0;
 }
@@ -2167,21 +2169,21 @@ static int sv_midi_open(struct inode *inode, struct file *file)
         VALIDATE_STATE(s);
         file->private_data = s;
         /* wait for device to become free */
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         while (s->open_mode & (file->f_mode << FMODE_MIDI_SHIFT)) {
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&s->open_sem);
+                        mutex_unlock(&s->open_mutex);
                         return -EBUSY;
                 }
                 add_wait_queue(&s->open_wait, &wait);
                 __set_current_state(TASK_INTERRUPTIBLE);
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 schedule();
                 remove_wait_queue(&s->open_wait, &wait);
                 set_current_state(TASK_RUNNING);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&s->open_sem);
+                mutex_lock(&s->open_mutex);
         }
         spin_lock_irqsave(&s->lock, flags);
         if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) {
@@ -2210,7 +2212,7 @@ static int sv_midi_open(struct inode *inode, struct file *file)
         }
         spin_unlock_irqrestore(&s->lock, flags);
         s->open_mode |= (file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ | FMODE_MIDI_WRITE);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         return nonseekable_open(inode, file);
 }
 
@@ -2248,7 +2250,7 @@ static int sv_midi_release(struct inode *inode, struct file *file)
                 remove_wait_queue(&s->midi.owait, &wait);
                 set_current_state(TASK_RUNNING);
         }
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         s->open_mode &= ~((file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ|FMODE_MIDI_WRITE));
         spin_lock_irqsave(&s->lock, flags);
         if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) {
@@ -2257,7 +2259,7 @@ static int sv_midi_release(struct inode *inode, struct file *file)
         }
         spin_unlock_irqrestore(&s->lock, flags);
         wake_up(&s->open_wait);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         unlock_kernel();
         return 0;
 }
@@ -2388,21 +2390,21 @@ static int sv_dmfm_open(struct inode *inode, struct file *file)
         VALIDATE_STATE(s);
         file->private_data = s;
         /* wait for device to become free */
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         while (s->open_mode & FMODE_DMFM) {
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&s->open_sem);
+                        mutex_unlock(&s->open_mutex);
                         return -EBUSY;
                 }
                 add_wait_queue(&s->open_wait, &wait);
                 __set_current_state(TASK_INTERRUPTIBLE);
-                up(&s->open_sem);
+                mutex_unlock(&s->open_mutex);
                 schedule();
                 remove_wait_queue(&s->open_wait, &wait);
                 set_current_state(TASK_RUNNING);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&s->open_sem);
+                mutex_lock(&s->open_mutex);
         }
         /* init the stuff */
         outb(1, s->iosynth);
@@ -2412,7 +2414,7 @@ static int sv_dmfm_open(struct inode *inode, struct file *file)
         outb(5, s->iosynth+2);
         outb(1, s->iosynth+3);  /* enable OPL3 */
         s->open_mode |= FMODE_DMFM;
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         return nonseekable_open(inode, file);
 }
 
@@ -2423,7 +2425,7 @@ static int sv_dmfm_release(struct inode *inode, struct file *file)
 
         VALIDATE_STATE(s);
         lock_kernel();
-        down(&s->open_sem);
+        mutex_lock(&s->open_mutex);
         s->open_mode &= ~FMODE_DMFM;
         for (regb = 0xb0; regb < 0xb9; regb++) {
                 outb(regb, s->iosynth);
@@ -2432,7 +2434,7 @@ static int sv_dmfm_release(struct inode *inode, struct file *file)
                 outb(0, s->iosynth+3);
         }
         wake_up(&s->open_wait);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_mutex);
         unlock_kernel();
         return 0;
 }
@@ -2582,7 +2584,7 @@ static int __devinit sv_probe(struct pci_dev *pcidev, const struct pci_device_id
         init_waitqueue_head(&s->open_wait);
         init_waitqueue_head(&s->midi.iwait);
         init_waitqueue_head(&s->midi.owait);
-        init_MUTEX(&s->open_sem);
+        mutex_init(&s->open_mutex);
         spin_lock_init(&s->lock);
         s->magic = SV_MAGIC;
         s->dev = pcidev;
diff --git a/sound/oss/swarm_cs4297a.c b/sound/oss/swarm_cs4297a.c
index df4d3771fa84..dce9016cbcfd 100644
--- a/sound/oss/swarm_cs4297a.c
+++ b/sound/oss/swarm_cs4297a.c
@@ -76,6 +76,7 @@
 #include <linux/init.h>
 #include <linux/poll.h>
 #include <linux/smp_lock.h>
+#include <linux/mutex.h>
 
 #include <asm/byteorder.h>
 #include <asm/dma.h>
@@ -291,9 +292,9 @@ struct cs4297a_state {
         unsigned conversion:1;  // conversion from 16 to 8 bit in progress
         unsigned ena;
         spinlock_t lock;
-        struct semaphore open_sem;
-        struct semaphore open_sem_adc;
-        struct semaphore open_sem_dac;
+        struct mutex open_mutex;
+        struct mutex open_sem_adc;
+        struct mutex open_sem_dac;
         mode_t open_mode;
         wait_queue_head_t open_wait;
         wait_queue_head_t open_wait_adc;
@@ -2352,20 +2353,20 @@ static int cs4297a_release(struct inode *inode, struct file *file)
 
         if (file->f_mode & FMODE_WRITE) {
                 drain_dac(s, file->f_flags & O_NONBLOCK);
-                down(&s->open_sem_dac);
+                mutex_lock(&s->open_sem_dac);
                 stop_dac(s);
                 dealloc_dmabuf(s, &s->dma_dac);
                 s->open_mode &= ~FMODE_WRITE;
-                up(&s->open_sem_dac);
+                mutex_unlock(&s->open_sem_dac);
                 wake_up(&s->open_wait_dac);
         }
         if (file->f_mode & FMODE_READ) {
                 drain_adc(s, file->f_flags & O_NONBLOCK);
-                down(&s->open_sem_adc);
+                mutex_lock(&s->open_sem_adc);
                 stop_adc(s);
                 dealloc_dmabuf(s, &s->dma_adc);
                 s->open_mode &= ~FMODE_READ;
-                up(&s->open_sem_adc);
+                mutex_unlock(&s->open_sem_adc);
                 wake_up(&s->open_wait_adc);
         }
         return 0;
@@ -2413,37 +2414,37 @@ static int cs4297a_open(struct inode *inode, struct file *file)
                                 ;
                 }
           
-                down(&s->open_sem_dac);
+                mutex_lock(&s->open_sem_dac);
                 while (s->open_mode & FMODE_WRITE) {
                         if (file->f_flags & O_NONBLOCK) {
-                                up(&s->open_sem_dac);
+                                mutex_unlock(&s->open_sem_dac);
                                 return -EBUSY;
                         }
-                        up(&s->open_sem_dac);
+                        mutex_unlock(&s->open_sem_dac);
                         interruptible_sleep_on(&s->open_wait_dac);
 
                         if (signal_pending(current)) {
                                 printk("open - sig pending\n");
                                 return -ERESTARTSYS;
                         }
-                        down(&s->open_sem_dac);
+                        mutex_lock(&s->open_sem_dac);
                 }
         }
         if (file->f_mode & FMODE_READ) {
-                down(&s->open_sem_adc);
+                mutex_lock(&s->open_sem_adc);
                 while (s->open_mode & FMODE_READ) {
                         if (file->f_flags & O_NONBLOCK) {
-                                up(&s->open_sem_adc);
+                                mutex_unlock(&s->open_sem_adc);
                                 return -EBUSY;
                         }
-                        up(&s->open_sem_adc);
+                        mutex_unlock(&s->open_sem_adc);
                         interruptible_sleep_on(&s->open_wait_adc);
 
                         if (signal_pending(current)) {
                                 printk("open - sig pending\n");
                                 return -ERESTARTSYS;
                         }
-                        down(&s->open_sem_adc);
+                        mutex_lock(&s->open_sem_adc);
                 }
         }
         s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
@@ -2456,7 +2457,7 @@ static int cs4297a_open(struct inode *inode, struct file *file)
                 s->ena &= ~FMODE_READ;
                 s->dma_adc.ossfragshift = s->dma_adc.ossmaxfrags =
                     s->dma_adc.subdivision = 0;
-                up(&s->open_sem_adc);
+                mutex_unlock(&s->open_sem_adc);
 
                 if (prog_dmabuf_adc(s)) {
                         CS_DBGOUT(CS_OPEN | CS_ERROR, 2, printk(KERN_ERR
@@ -2474,7 +2475,7 @@ static int cs4297a_open(struct inode *inode, struct file *file)
                 s->ena &= ~FMODE_WRITE;
                 s->dma_dac.ossfragshift = s->dma_dac.ossmaxfrags =
                     s->dma_dac.subdivision = 0;
-                up(&s->open_sem_dac);
+                mutex_unlock(&s->open_sem_dac);
 
                 if (prog_dmabuf_dac(s)) {
                         CS_DBGOUT(CS_OPEN | CS_ERROR, 2, printk(KERN_ERR
@@ -2631,8 +2632,8 @@ static int __init cs4297a_init(void)
         init_waitqueue_head(&s->open_wait);
         init_waitqueue_head(&s->open_wait_adc);
         init_waitqueue_head(&s->open_wait_dac);
-        init_MUTEX(&s->open_sem_adc);
-        init_MUTEX(&s->open_sem_dac);
+        mutex_init(&s->open_sem_adc);
+        mutex_init(&s->open_sem_dac);
         spin_lock_init(&s->lock);
 
         s->irq = K_INT_SER_1;
diff --git a/sound/oss/trident.c b/sound/oss/trident.c
index a21c663e7e12..e61a454a8150 100644
--- a/sound/oss/trident.c
+++ b/sound/oss/trident.c
@@ -190,7 +190,7 @@
  *
  *      Lock order (high->low)
  *              lock    -       hardware lock
- *              open_sem -      guard opens
+ *              open_mutex -    guard opens
  *              sem     -       guard dmabuf, write re-entry etc
  */
 
@@ -216,6 +216,8 @@
 #include <linux/pm.h>
 #include <linux/gameport.h>
 #include <linux/kernel.h>
+#include <linux/mutex.h>
+
 #include <asm/uaccess.h>
 #include <asm/io.h>
 #include <asm/dma.h>
@@ -349,7 +351,7 @@ struct trident_state {
         unsigned chans_num;
         unsigned long fmt_flag;
         /* Guard against mmap/write/read races */
-        struct semaphore sem;
+        struct mutex sem;
 
 };
 
@@ -402,7 +404,7 @@ struct trident_card {
         struct trident_card *next;
 
         /* single open lock mechanism, only used for recording */
-        struct semaphore open_sem;
+        struct mutex open_mutex;
 
         /* The trident has a certain amount of cross channel interaction
            so we use a single per card lock */
@@ -1881,7 +1883,7 @@ trident_read(struct file *file, char __user *buffer, size_t count, loff_t * ppos
         if (!access_ok(VERIFY_WRITE, buffer, count))
                 return -EFAULT;
 
-        down(&state->sem);
+        mutex_lock(&state->sem);
         if (!dmabuf->ready && (ret = prog_dmabuf_record(state)))
                 goto out;
 
@@ -1913,7 +1915,7 @@ trident_read(struct file *file, char __user *buffer, size_t count, loff_t * ppos
                                 goto out;
                         }
 
-                        up(&state->sem);
+                        mutex_unlock(&state->sem);
                         /* No matter how much space left in the buffer, */ 
                         /* we have to wait until CSO == ESO/2 or CSO == ESO */ 
                         /* when address engine interrupts */
@@ -1940,7 +1942,7 @@ trident_read(struct file *file, char __user *buffer, size_t count, loff_t * ppos
                                         ret = -ERESTARTSYS;
                                 goto out;
                         }
-                        down(&state->sem);
+                        mutex_lock(&state->sem);
                         if (dmabuf->mapped) {
                                 if (!ret)
                                         ret = -ENXIO;
@@ -1968,7 +1970,7 @@ trident_read(struct file *file, char __user *buffer, size_t count, loff_t * ppos
                 start_adc(state);
         }
 out:
-        up(&state->sem);
+        mutex_unlock(&state->sem);
         return ret;
 }
 
@@ -1996,7 +1998,7 @@ trident_write(struct file *file, const char __user *buffer, size_t count, loff_t
          *      Guard against an mmap or ioctl while writing
          */
 
-        down(&state->sem);
+        mutex_lock(&state->sem);
 
         if (dmabuf->mapped) {
                 ret = -ENXIO;
@@ -2045,7 +2047,7 @@ trident_write(struct file *file, const char __user *buffer, size_t count, loff_t
                         tmo = (dmabuf->dmasize * HZ) / (dmabuf->rate * 2);
                         tmo >>= sample_shift[dmabuf->fmt];
                         unlock_set_fmt(state);
-                        up(&state->sem);
+                        mutex_unlock(&state->sem);
 
                         /* There are two situations when sleep_on_timeout */ 
                         /* returns, one is when the interrupt is serviced */ 
@@ -2073,7 +2075,7 @@ trident_write(struct file *file, const char __user *buffer, size_t count, loff_t
                                         ret = -ERESTARTSYS;
                                 goto out_nolock;
                         }
-                        down(&state->sem);
+                        mutex_lock(&state->sem);
                         if (dmabuf->mapped) {
                                 if (!ret)
                                         ret = -ENXIO;
@@ -2131,7 +2133,7 @@ trident_write(struct file *file, const char __user *buffer, size_t count, loff_t
                 start_dac(state);
         }
 out:
-        up(&state->sem);
+        mutex_unlock(&state->sem);
 out_nolock:
         return ret;
 }
@@ -2152,24 +2154,24 @@ trident_poll(struct file *file, struct poll_table_struct *wait)
          *      prog_dmabuf events
          */
 
-        down(&state->sem);
+        mutex_lock(&state->sem);
 
         if (file->f_mode & FMODE_WRITE) {
                 if (!dmabuf->ready && prog_dmabuf_playback(state)) {
-                        up(&state->sem);
+                        mutex_unlock(&state->sem);
                         return 0;
                 }
                 poll_wait(file, &dmabuf->wait, wait);
         }
         if (file->f_mode & FMODE_READ) {
                 if (!dmabuf->ready && prog_dmabuf_record(state)) {
-                        up(&state->sem);
+                        mutex_unlock(&state->sem);
                         return 0;
                 }
                 poll_wait(file, &dmabuf->wait, wait);
         }
 
-        up(&state->sem);
+        mutex_unlock(&state->sem);
 
         spin_lock_irqsave(&state->card->lock, flags);
         trident_update_ptr(state);
@@ -2207,7 +2209,7 @@ trident_mmap(struct file *file, struct vm_area_struct *vma)
          *      a read or write against an mmap.
          */
 
-        down(&state->sem);
+        mutex_lock(&state->sem);
 
         if (vma->vm_flags & VM_WRITE) {
                 if ((ret = prog_dmabuf_playback(state)) != 0)
@@ -2232,7 +2234,7 @@ trident_mmap(struct file *file, struct vm_area_struct *vma)
         dmabuf->mapped = 1;
         ret = 0;
 out:
-        up(&state->sem);
+        mutex_unlock(&state->sem);
         return ret;
 }
 
@@ -2429,15 +2431,15 @@ trident_ioctl(struct inode *inode, struct file *file,
                                                         unlock_set_fmt(state);
                                                         break;
                                                 }
-                                                down(&state->card->open_sem);
+                                                mutex_lock(&state->card->open_mutex);
                                                 ret = ali_allocate_other_states_resources(state, 6);
                                                 if (ret < 0) {
-                                                        up(&state->card->open_sem);
+                                                        mutex_unlock(&state->card->open_mutex);
                                                         unlock_set_fmt(state);
                                                         break;
                                                 }
                                                 state->card->multi_channel_use_count++;
-                                                up(&state->card->open_sem);
+                                                mutex_unlock(&state->card->open_mutex);
                                         } else
                                                 val = 2;        /*yield to 2-channels */
                                 } else
@@ -2727,11 +2729,11 @@ trident_open(struct inode *inode, struct file *file)
 
         /* find an available virtual channel (instance of /dev/dsp) */
         while (card != NULL) {
-                down(&card->open_sem);
+                mutex_lock(&card->open_mutex);
                 if (file->f_mode & FMODE_READ) {
                         /* Skip opens on cards that are in 6 channel mode */
                         if (card->multi_channel_use_count > 0) {
-                                up(&card->open_sem);
+                                mutex_unlock(&card->open_mutex);
                                 card = card->next;
                                 continue;
                         }
@@ -2740,16 +2742,16 @@ trident_open(struct inode *inode, struct file *file)
                         if (card->states[i] == NULL) {
                                 state = card->states[i] = kmalloc(sizeof(*state), GFP_KERNEL);
                                 if (state == NULL) {
-                                        up(&card->open_sem);
+                                        mutex_unlock(&card->open_mutex);
                                         return -ENOMEM;
                                 }
                                 memset(state, 0, sizeof(*state));
-                                init_MUTEX(&state->sem);
+                                mutex_init(&state->sem);
                                 dmabuf = &state->dmabuf;
                                 goto found_virt;
                         }
                 }
-                up(&card->open_sem);
+                mutex_unlock(&card->open_mutex);
                 card = card->next;
         }
         /* no more virtual channel avaiable */
@@ -2816,7 +2818,7 @@ trident_open(struct inode *inode, struct file *file)
         }
 
         state->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
-        up(&card->open_sem);
+        mutex_unlock(&card->open_mutex);
 
         pr_debug("trident: open virtual channel %d, hard channel %d\n",
                  state->virt, dmabuf->channel->num);
@@ -2845,7 +2847,7 @@ trident_release(struct inode *inode, struct file *file)
                  state->virt, dmabuf->channel->num);
 
         /* stop DMA state machine and free DMA buffers/channels */
-        down(&card->open_sem);
+        mutex_lock(&card->open_mutex);
 
         if (file->f_mode & FMODE_WRITE) {
                 stop_dac(state);
@@ -2878,8 +2880,8 @@ trident_release(struct inode *inode, struct file *file)
         card->states[state->virt] = NULL;
         kfree(state);
 
-        /* we're covered by the open_sem */
-        up(&card->open_sem);
+        /* we're covered by the open_mutex */
+        mutex_unlock(&card->open_mutex);
 
         return 0;
 }
@@ -4405,7 +4407,7 @@ trident_probe(struct pci_dev *pci_dev, const struct pci_device_id *pci_id)
         card->banks[BANK_B].addresses = &bank_b_addrs;
         card->banks[BANK_B].bitmap = 0UL;
 
-        init_MUTEX(&card->open_sem);
+        mutex_init(&card->open_mutex);
         spin_lock_init(&card->lock);
         init_timer(&card->timer);
 
diff --git a/sound/oss/via82cxxx_audio.c b/sound/oss/via82cxxx_audio.c
index 83edda93f0b4..1a921ee71aba 100644
--- a/sound/oss/via82cxxx_audio.c
+++ b/sound/oss/via82cxxx_audio.c
@@ -38,7 +38,8 @@
 #include <linux/dma-mapping.h>
 #include <asm/io.h>
 #include <asm/uaccess.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
+
 #include "sound_config.h"
 #include "dev_table.h"
 #include "mpu401.h"
@@ -311,8 +312,8 @@ struct via_info {
         
         int mixer_vol;          /* 8233/35 volume  - not yet implemented */
 
-        struct semaphore syscall_sem;
-        struct semaphore open_sem;
+        struct mutex syscall_mutex;
+        struct mutex open_mutex;
 
         /* The 8233/8235 have 4 DX audio channels, two record and
            one six channel out. We bind ch_in to DX 1, ch_out to multichannel
@@ -505,10 +506,10 @@ static inline int via_syscall_down (struct via_info *card, int nonblock)
         nonblock = 0;
 
         if (nonblock) {
-                if (down_trylock (&card->syscall_sem))
+                if (!mutex_trylock(&card->syscall_mutex))
                         return -EAGAIN;
         } else {
-                if (down_interruptible (&card->syscall_sem))
+                if (mutex_lock_interruptible(&card->syscall_mutex))
                         return -ERESTARTSYS;
         }
 
@@ -1609,7 +1610,7 @@ static int via_mixer_ioctl (struct inode *inode, struct file *file, unsigned int
 #endif
         rc = codec->mixer_ioctl(codec, cmd, arg);
 
-        up (&card->syscall_sem);
+        mutex_unlock(&card->syscall_mutex);
 
 out:
         DPRINTK ("EXIT, returning %d\n", rc);
@@ -2228,7 +2229,7 @@ static int via_dsp_mmap(struct file *file, struct vm_area_struct *vma)
         if (wr)
                 card->ch_out.is_mapped = 1;
 
-        up (&card->syscall_sem);
+        mutex_unlock(&card->syscall_mutex);
         rc = 0;
 
 out:
@@ -2256,7 +2257,7 @@ handle_one_block:
         /* Thomas Sailer:
          * But also to ourselves, release semaphore if we do so */
         if (need_resched()) {
-                up(&card->syscall_sem);
+                mutex_unlock(&card->syscall_mutex);
                 schedule ();
                 ret = via_syscall_down (card, nonblock);
                 if (ret)
@@ -2286,7 +2287,7 @@ handle_one_block:
                         break;
                 }
 
-                up(&card->syscall_sem);
+                mutex_unlock(&card->syscall_mutex);
 
                 DPRINTK ("Sleeping on block %d\n", n);
                 schedule();
@@ -2402,7 +2403,7 @@ static ssize_t via_dsp_read(struct file *file, char __user *buffer, size_t count
         rc = via_dsp_do_read (card, buffer, count, nonblock);
 
 out_up:
-        up (&card->syscall_sem);
+        mutex_unlock(&card->syscall_mutex);
 out:
         DPRINTK ("EXIT, returning %ld\n",(long) rc);
         return rc;
@@ -2426,7 +2427,7 @@ handle_one_block:
         /* Thomas Sailer:
          * But also to ourselves, release semaphore if we do so */
         if (need_resched()) {
-                up(&card->syscall_sem);
+                mutex_unlock(&card->syscall_mutex);
                 schedule ();
                 ret = via_syscall_down (card, nonblock);
                 if (ret)
@@ -2456,7 +2457,7 @@ handle_one_block:
                         break;
                 }
 
-                up(&card->syscall_sem);
+                mutex_unlock(&card->syscall_mutex);
 
                 DPRINTK ("Sleeping on page %d, tmp==%d, ir==%d\n", n, tmp, chan->is_record);
                 schedule();
@@ -2585,7 +2586,7 @@ static ssize_t via_dsp_write(struct file *file, const char __user *buffer, size_
         rc = via_dsp_do_write (card, buffer, count, nonblock);
 
 out_up:
-        up (&card->syscall_sem);
+        mutex_unlock(&card->syscall_mutex);
 out:
         DPRINTK ("EXIT, returning %ld\n",(long) rc);
         return rc;
@@ -2634,7 +2635,7 @@ static unsigned int via_dsp_poll(struct file *file, struct poll_table_struct *wa
  *      Sleeps until all playback has been flushed to the audio
  *      hardware.
  *
- *      Locking: inside card->syscall_sem
+ *      Locking: inside card->syscall_mutex
  */
 
 static int via_dsp_drain_playback (struct via_info *card,
@@ -2692,7 +2693,7 @@ static int via_dsp_drain_playback (struct via_info *card,
                         printk (KERN_ERR "sleeping but not active\n");
 #endif
 
-                up(&card->syscall_sem);
+                mutex_unlock(&card->syscall_mutex);
 
                 DPRINTK ("sleeping, nbufs=%d\n", atomic_read (&chan->n_frags));
                 schedule();
@@ -2748,7 +2749,7 @@ out:
  *
  *      Handles SNDCTL_DSP_GETISPACE and SNDCTL_DSP_GETOSPACE.
  *
- *      Locking: inside card->syscall_sem
+ *      Locking: inside card->syscall_mutex
  */
 
 static int via_dsp_ioctl_space (struct via_info *card,
@@ -2793,7 +2794,7 @@ static int via_dsp_ioctl_space (struct via_info *card,
  *
  *      Handles SNDCTL_DSP_GETIPTR and SNDCTL_DSP_GETOPTR.
  *
- *      Locking: inside card->syscall_sem
+ *      Locking: inside card->syscall_mutex
  */
 
 static int via_dsp_ioctl_ptr (struct via_info *card,
@@ -3221,7 +3222,7 @@ static int via_dsp_ioctl (struct inode *inode, struct file *file,
                 break;
         }
 
-        up (&card->syscall_sem);
+        mutex_unlock(&card->syscall_mutex);
         DPRINTK ("EXIT, returning %d\n", rc);
         return rc;
 }
@@ -3264,12 +3265,12 @@ static int via_dsp_open (struct inode *inode, struct file *file)
 
 match:
         if (nonblock) {
-                if (down_trylock (&card->open_sem)) {
+                if (!mutex_trylock(&card->open_mutex)) {
                         DPRINTK ("EXIT, returning -EAGAIN\n");
                         return -EAGAIN;
                 }
         } else {
-                if (down_interruptible (&card->open_sem)) {
+                if (mutex_lock_interruptible(&card->open_mutex)) {
                         DPRINTK ("EXIT, returning -ERESTARTSYS\n");
                         return -ERESTARTSYS;
                 }
@@ -3355,8 +3356,8 @@ static int via_dsp_release(struct inode *inode, struct file *file)
                 via_chan_buffer_free (card, &card->ch_in);
         }
 
-        up (&card->syscall_sem);
-        up (&card->open_sem);
+        mutex_unlock(&card->syscall_mutex);
+        mutex_unlock(&card->open_mutex);
 
         DPRINTK ("EXIT, returning 0\n");
         return 0;
@@ -3414,8 +3415,8 @@ static int __devinit via_init_one (struct pci_dev *pdev, const struct pci_device
         card->card_num = via_num_cards++;
         spin_lock_init (&card->lock);
         spin_lock_init (&card->ac97_lock);
-        init_MUTEX (&card->syscall_sem);
-        init_MUTEX (&card->open_sem);
+        mutex_init(&card->syscall_mutex);
+        mutex_init(&card->open_mutex);
 
         /* we must init these now, in case the intr handler needs them */
         via_chan_init_defaults (card, &card->ch_out);
diff --git a/sound/oss/vwsnd.c b/sound/oss/vwsnd.c
index 265423054caf..b372e88e857f 100644
--- a/sound/oss/vwsnd.c
+++ b/sound/oss/vwsnd.c
@@ -94,7 +94,7 @@
  *      Open will block until the previous client has closed the
  *      device, unless O_NONBLOCK is specified.
  *
- *      The semaphore devc->io_sema serializes PCM I/O syscalls.  This
+ *      The semaphore devc->io_mutex serializes PCM I/O syscalls.  This
  *      is unnecessary in Linux 2.2, because the kernel lock
  *      serializes read, write, and ioctl globally, but it's there,
  *      ready for the brave, new post-kernel-lock world.
@@ -105,7 +105,7 @@
  *      area it owns and update its pointers.  See pcm_output() and
  *      pcm_input() for most of the gory stuff.
  *
- *      devc->mix_sema serializes all mixer ioctls.  This is also
+ *      devc->mix_mutex serializes all mixer ioctls.  This is also
  *      redundant because of the kernel lock.
  *
  *      The lowest level lock is lith->lithium_lock.  It is a
@@ -148,7 +148,8 @@
 #include <linux/smp_lock.h>
 #include <linux/wait.h>
 #include <linux/interrupt.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
+
 #include <asm/mach-visws/cobalt.h>
 
 #include "sound_config.h"
@@ -1447,11 +1448,11 @@ typedef enum vwsnd_port_flags {
  *
  *      port->lock protects: hwstate, flags, swb_[iu]_avail.
  *
- *      devc->io_sema protects: swstate, sw_*, swb_[iu]_idx.
+ *      devc->io_mutex protects: swstate, sw_*, swb_[iu]_idx.
  *
  *      everything else is only written by open/release or
  *      pcm_{setup,shutdown}(), which are serialized by a
- *      combination of devc->open_sema and devc->io_sema.
+ *      combination of devc->open_mutex and devc->io_mutex.
  */
 
 typedef struct vwsnd_port {
@@ -1507,9 +1508,9 @@ typedef struct vwsnd_dev {
         int             audio_minor;    /* minor number of audio device */
         int             mixer_minor;    /* minor number of mixer device */
 
-        struct semaphore open_sema;
-        struct semaphore io_sema;
-        struct semaphore mix_sema;
+        struct mutex open_mutex;
+        struct mutex io_mutex;
+        struct mutex mix_mutex;
         mode_t          open_mode;
         wait_queue_head_t open_wait;
 
@@ -1633,7 +1634,7 @@ static __inline__ unsigned int swb_inc_i(vwsnd_port_t *port, int inc)
  * mode-setting ioctls have been done, but before the first I/O is
  * done.
  *
- * Locking: called with devc->io_sema held.
+ * Locking: called with devc->io_mutex held.
  *
  * Returns 0 on success, -errno on failure.
  */
@@ -2319,9 +2320,9 @@ static ssize_t vwsnd_audio_read(struct file *file,
         vwsnd_dev_t *devc = file->private_data;
         ssize_t ret;
 
-        down(&devc->io_sema);
+        mutex_lock(&devc->io_mutex);
         ret = vwsnd_audio_do_read(file, buffer, count, ppos);
-        up(&devc->io_sema);
+        mutex_unlock(&devc->io_mutex);
         return ret;
 }
 
@@ -2394,9 +2395,9 @@ static ssize_t vwsnd_audio_write(struct file *file,
         vwsnd_dev_t *devc = file->private_data;
         ssize_t ret;
 
-        down(&devc->io_sema);
+        mutex_lock(&devc->io_mutex);
         ret = vwsnd_audio_do_write(file, buffer, count, ppos);
-        up(&devc->io_sema);
+        mutex_unlock(&devc->io_mutex);
         return ret;
 }
 
@@ -2891,9 +2892,9 @@ static int vwsnd_audio_ioctl(struct inode *inode,
         vwsnd_dev_t *devc = (vwsnd_dev_t *) file->private_data;
         int ret;
 
-        down(&devc->io_sema);
+        mutex_lock(&devc->io_mutex);
         ret = vwsnd_audio_do_ioctl(inode, file, cmd, arg);
-        up(&devc->io_sema);
+        mutex_unlock(&devc->io_mutex);
         return ret;
 }
 
@@ -2929,9 +2930,9 @@ static int vwsnd_audio_open(struct inode *inode, struct file *file)
                 return -ENODEV;
         }
 
-        down(&devc->open_sema);
+        mutex_lock(&devc->open_mutex);
         while (devc->open_mode & file->f_mode) {
-                up(&devc->open_sema);
+                mutex_unlock(&devc->open_mutex);
                 if (file->f_flags & O_NONBLOCK) {
                         DEC_USE_COUNT;
                         return -EBUSY;
@@ -2941,10 +2942,10 @@ static int vwsnd_audio_open(struct inode *inode, struct file *file)
                         DEC_USE_COUNT;
                         return -ERESTARTSYS;
                 }
-                down(&devc->open_sema);
+                mutex_lock(&devc->open_mutex);
         }
         devc->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
-        up(&devc->open_sema);
+        mutex_unlock(&devc->open_mutex);
 
         /* get default sample format from minor number. */
 
@@ -2960,7 +2961,7 @@ static int vwsnd_audio_open(struct inode *inode, struct file *file)
 
         /* Initialize vwsnd_ports. */
 
-        down(&devc->io_sema);
+        mutex_lock(&devc->io_mutex);
         {
                 if (file->f_mode & FMODE_READ) {
                         devc->rport.swstate        = SW_INITIAL;
@@ -2987,7 +2988,7 @@ static int vwsnd_audio_open(struct inode *inode, struct file *file)
                         devc->wport.frag_count     = 0;
                 }
         }
-        up(&devc->io_sema);
+        mutex_unlock(&devc->io_mutex);
 
         file->private_data = devc;
         DBGRV();
@@ -3005,7 +3006,7 @@ static int vwsnd_audio_release(struct inode *inode, struct file *file)
         int err = 0;
 
         lock_kernel();
-        down(&devc->io_sema);
+        mutex_lock(&devc->io_mutex);
         {
                 DBGEV("(inode=0x%p, file=0x%p)\n", inode, file);
 
@@ -3022,13 +3023,13 @@ static int vwsnd_audio_release(struct inode *inode, struct file *file)
                 if (wport)
                         wport->swstate = SW_OFF;
         }
-        up(&devc->io_sema);
+        mutex_unlock(&devc->io_mutex);
 
-        down(&devc->open_sema);
+        mutex_lock(&devc->open_mutex);
         {
                 devc->open_mode &= ~file->f_mode;
         }
-        up(&devc->open_sema);
+        mutex_unlock(&devc->open_mutex);
         wake_up(&devc->open_wait);
         DEC_USE_COUNT;
         DBGR();
@@ -3213,7 +3214,7 @@ static int vwsnd_mixer_ioctl(struct inode *ioctl,
 
         DBGEV("(devc=0x%p, cmd=0x%x, arg=0x%lx)\n", devc, cmd, arg);
 
-        down(&devc->mix_sema);
+        mutex_lock(&devc->mix_mutex);
         {
                 if ((cmd & ~nrmask) == MIXER_READ(0))
                         retval = mixer_read_ioctl(devc, nr, (void __user *) arg);
@@ -3222,7 +3223,7 @@ static int vwsnd_mixer_ioctl(struct inode *ioctl,
                 else
                         retval = -EINVAL;
         }
-        up(&devc->mix_sema);
+        mutex_unlock(&devc->mix_mutex);
         return retval;
 }
 
@@ -3376,9 +3377,9 @@ static int __init attach_vwsnd(struct address_info *hw_config)
 
         /* Initialize as much of *devc as possible */
 
-        init_MUTEX(&devc->open_sema);
-        init_MUTEX(&devc->io_sema);
-        init_MUTEX(&devc->mix_sema);
+        mutex_init(&devc->open_mutex);
+        mutex_init(&devc->io_mutex);
+        mutex_init(&devc->mix_mutex);
         devc->open_mode = 0;
         spin_lock_init(&devc->rport.lock);
         init_waitqueue_head(&devc->rport.queue);
diff --git a/sound/oss/ymfpci.c b/sound/oss/ymfpci.c
index f8bd72e46f57..bf90c124a7e6 100644
--- a/sound/oss/ymfpci.c
+++ b/sound/oss/ymfpci.c
@@ -1918,10 +1918,10 @@ static int ymf_open(struct inode *inode, struct file *file)
         if (unit == NULL)
                 return -ENODEV;
 
-        down(&unit->open_sem);
+        mutex_lock(&unit->open_mutex);
 
         if ((state = ymf_state_alloc(unit)) == NULL) {
-                up(&unit->open_sem);
+                mutex_unlock(&unit->open_mutex);
                 return -ENOMEM;
         }
         list_add_tail(&state->chain, &unit->states);
@@ -1956,7 +1956,7 @@ static int ymf_open(struct inode *inode, struct file *file)
         ymfpci_writeb(unit, YDSXGR_TIMERCTRL,
             (YDSXGR_TIMERCTRL_TEN|YDSXGR_TIMERCTRL_TIEN));
 #endif
-        up(&unit->open_sem);
+        mutex_unlock(&unit->open_mutex);
 
         return nonseekable_open(inode, file);
 
@@ -1974,7 +1974,7 @@ out_nodma:
         list_del(&state->chain);
         kfree(state);
 
-        up(&unit->open_sem);
+        mutex_unlock(&unit->open_mutex);
         return err;
 }
 
@@ -1987,7 +1987,7 @@ static int ymf_release(struct inode *inode, struct file *file)
         ymfpci_writeb(unit, YDSXGR_TIMERCTRL, 0);
 #endif
 
-        down(&unit->open_sem);
+        mutex_lock(&unit->open_mutex);
 
         /*
          * XXX Solve the case of O_NONBLOCK close - don't deallocate here.
@@ -2004,7 +2004,7 @@ static int ymf_release(struct inode *inode, struct file *file)
         file->private_data = NULL;      /* Can you tell I programmed Solaris */
         kfree(state);
 
-        up(&unit->open_sem);
+        mutex_unlock(&unit->open_mutex);
 
         return 0;
 }
@@ -2532,7 +2532,7 @@ static int __devinit ymf_probe_one(struct pci_dev *pcidev, const struct pci_devi
         spin_lock_init(&codec->reg_lock);
         spin_lock_init(&codec->voice_lock);
         spin_lock_init(&codec->ac97_lock);
-        init_MUTEX(&codec->open_sem);
+        mutex_init(&codec->open_mutex);
         INIT_LIST_HEAD(&codec->states);
         codec->pci = pcidev;
 
diff --git a/sound/oss/ymfpci.h b/sound/oss/ymfpci.h
index f810a100c641..ac1785f2b7e7 100644
--- a/sound/oss/ymfpci.h
+++ b/sound/oss/ymfpci.h
@@ -22,6 +22,7 @@
  *
  */
 #include <linux/config.h>
+#include <linux/mutex.h>
 
 /*
  *  Direct registers
@@ -279,7 +280,7 @@ struct ymf_unit {
 
         /* soundcore stuff */
         int dev_audio;
-        struct semaphore open_sem;
+        struct mutex open_mutex;
 
         struct list_head ymf_devs;
         struct list_head states;        /* List of states for this unit */