[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>
diff --git a/sound/oss/swarm_cs4297a.c b/sound/oss/swarm_cs4297a.c
index df4d377..dce9016 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 @@
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 @@
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 @@
;
}
- 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 @@
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 @@
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 @@
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;