[PATCH] oss: semaphore to mutex conversion

Semaphore to mutex conversion.

The conversion was generated via scripts, and the result was validated
automatically via a script as well.

Extracted for OSS/Free changes from Ingo's original patches.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 27 insertions, 27 deletions

diff --git a/sound/oss/cs4281/cs4281m.c b/sound/oss/cs4281/cs4281m.c
index 0720365f6438..0004442f9b7e 100644
--- a/sound/oss/cs4281/cs4281m.c
+++ b/sound/oss/cs4281/cs4281m.c
@@ -245,9 +245,9 @@ struct cs4281_state {
         void *tmpbuff;          // tmp buffer for sample conversions
         unsigned ena;
         spinlock_t lock;
-        struct semaphore open_sem;
-        struct semaphore open_sem_adc;
-        struct semaphore open_sem_dac;
+        struct mutex open_sem;
+        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;
@@ -3598,20 +3598,20 @@ static int cs4281_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;
@@ -3651,33 +3651,33 @@ static int cs4281_open(struct inode *inode, struct file *file)
                 return -ENODEV;
         }
         if (file->f_mode & FMODE_WRITE) {
-                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))
                                 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))
                                 return -ERESTARTSYS;
-                        down(&s->open_sem_adc);
+                        mutex_lock(&s->open_sem_adc);
                 }
         }
         s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
@@ -3691,7 +3691,7 @@ static int cs4281_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
@@ -3711,7 +3711,7 @@ static int cs4281_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
@@ -3978,17 +3978,17 @@ static int cs4281_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_sem);
         while (s->open_mode & (file->f_mode << FMODE_MIDI_SHIFT)) {
                 if (file->f_flags & O_NONBLOCK) {
-                        up(&s->open_sem);
+                        mutex_unlock(&s->open_sem);
                         return -EBUSY;
                 }
-                up(&s->open_sem);
+                mutex_unlock(&s->open_sem);
                 interruptible_sleep_on(&s->open_wait);
                 if (signal_pending(current))
                         return -ERESTARTSYS;
-                down(&s->open_sem);
+                mutex_lock(&s->open_sem);
         }
         spin_lock_irqsave(&s->lock, flags);
         if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) {
@@ -4018,7 +4018,7 @@ static int cs4281_midi_open(struct inode *inode, struct file *file)
             (file->
              f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ |
                                             FMODE_MIDI_WRITE);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_sem);
         return nonseekable_open(inode, file);
 }
 
@@ -4057,7 +4057,7 @@ static int cs4281_midi_release(struct inode *inode, struct file *file)
                 remove_wait_queue(&s->midi.owait, &wait);
                 current->state = TASK_RUNNING;
         }
-        down(&s->open_sem);
+        mutex_lock(&s->open_sem);
         s->open_mode &=
             (~(file->f_mode << FMODE_MIDI_SHIFT)) & (FMODE_MIDI_READ |
                                                      FMODE_MIDI_WRITE);
@@ -4067,7 +4067,7 @@ static int cs4281_midi_release(struct inode *inode, struct file *file)
                 del_timer(&s->midi.timer);
         }
         spin_unlock_irqrestore(&s->lock, flags);
-        up(&s->open_sem);
+        mutex_unlock(&s->open_sem);
         wake_up(&s->open_wait);
         return 0;
 }
@@ -4300,9 +4300,9 @@ static int __devinit cs4281_probe(struct pci_dev *pcidev,
         init_waitqueue_head(&s->open_wait_dac);
         init_waitqueue_head(&s->midi.iwait);
         init_waitqueue_head(&s->midi.owait);
-        init_MUTEX(&s->open_sem);
-        init_MUTEX(&s->open_sem_adc);
-        init_MUTEX(&s->open_sem_dac);
+        mutex_init(&s->open_sem);
+        mutex_init(&s->open_sem_adc);
+        mutex_init(&s->open_sem_dac);
         spin_lock_init(&s->lock);
         s->pBA0phys = pci_resource_start(pcidev, 0);
         s->pBA1phys = pci_resource_start(pcidev, 1);