[ALSA] semaphore -> mutex (ISA 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>

include/sound/ad1848.h

@@ -154,7 +154,7 @@ struct snd_ad1848 {
 #endif
 
 	spinlock_t reg_lock;
-	struct semaphore open_mutex;
+	struct mutex open_mutex;
 };
 
 /* exported functions */