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| author | Ingo Molnar <mingo@elte.hu> | 2006-03-23 03:00:39 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-23 07:38:13 -0800 |
| commit | 910f5d202ce39cc78de1bbb679285a3167de9fb2 (patch) | |
| tree | 2c5b55c2b141aaf016c459beb397fc702c41b967 /sound/oss/rme96xx.c | |
| parent | 82d4dc5adb0055393248ad4ab8de392fac708a12 (diff) | |
| download | linux-3.10-910f5d202ce39cc78de1bbb679285a3167de9fb2.tar.gz linux-3.10-910f5d202ce39cc78de1bbb679285a3167de9fb2.tar.bz2 linux-3.10-910f5d202ce39cc78de1bbb679285a3167de9fb2.zip | |
[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>
Diffstat (limited to 'sound/oss/rme96xx.c')
| -rw-r--r-- | sound/oss/rme96xx.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/sound/oss/rme96xx.c b/sound/oss/rme96xx.c index faa0b7919b6..a1ec9d131ab 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; } |