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Diffstat (limited to 'sound/oss/via82cxxx_audio.c')
-rw-r--r--sound/oss/via82cxxx_audio.c49
1 files changed, 25 insertions, 24 deletions
diff --git a/sound/oss/via82cxxx_audio.c b/sound/oss/via82cxxx_audio.c
index 83edda93f0b..1a921ee71ab 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);
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-26 06:05:41 +0000