[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/opl3/opl3_synth.c b/sound/drivers/opl3/opl3_synth.c
index 3534a0e..6db503f 100644
--- a/sound/drivers/opl3/opl3_synth.c
+++ b/sound/drivers/opl3/opl3_synth.c
@@ -76,13 +76,13 @@
 {
 	struct snd_opl3 *opl3 = hw->private_data;
 
-	down(&opl3->access_mutex);
+	mutex_lock(&opl3->access_mutex);
 	if (opl3->used) {
-		up(&opl3->access_mutex);
+		mutex_unlock(&opl3->access_mutex);
 		return -EAGAIN;
 	}
 	opl3->used++;
-	up(&opl3->access_mutex);
+	mutex_unlock(&opl3->access_mutex);
 
 	return 0;
 }
@@ -179,9 +179,9 @@
 	struct snd_opl3 *opl3 = hw->private_data;
 
 	snd_opl3_reset(opl3);
-	down(&opl3->access_mutex);
+	mutex_lock(&opl3->access_mutex);
 	opl3->used--;
-	up(&opl3->access_mutex);
+	mutex_unlock(&opl3->access_mutex);
 
 	return 0;
 }