[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 <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

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) ?

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;
 }
 

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 {

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 @@ static int ali_open(struct inode *inode, struct file *file)
 	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);

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;