[ALSA] semaphore -> mutex (driver part)
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: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/drivers/opl4/opl4_seq.c b/sound/drivers/opl4/opl4_seq.c
index e348032..dc0dcdc 100644
--- a/sound/drivers/opl4/opl4_seq.c
+++ b/sound/drivers/opl4/opl4_seq.c
@@ -62,10 +62,10 @@
struct snd_opl4 *opl4 = private_data;
int err;
- down(&opl4->access_mutex);
+ mutex_lock(&opl4->access_mutex);
if (opl4->used) {
- up(&opl4->access_mutex);
+ mutex_unlock(&opl4->access_mutex);
return -EBUSY;
}
opl4->used++;
@@ -73,12 +73,12 @@
if (info->sender.client != SNDRV_SEQ_CLIENT_SYSTEM) {
err = snd_opl4_seq_use_inc(opl4);
if (err < 0) {
- up(&opl4->access_mutex);
+ mutex_unlock(&opl4->access_mutex);
return err;
}
}
- up(&opl4->access_mutex);
+ mutex_unlock(&opl4->access_mutex);
snd_opl4_synth_reset(opl4);
return 0;
@@ -90,9 +90,9 @@
snd_opl4_synth_shutdown(opl4);
- down(&opl4->access_mutex);
+ mutex_lock(&opl4->access_mutex);
opl4->used--;
- up(&opl4->access_mutex);
+ mutex_unlock(&opl4->access_mutex);
if (info->sender.client != SNDRV_SEQ_CLIENT_SYSTEM)
snd_opl4_seq_use_dec(opl4);