ALSA: opl3: Use setup_timer() and mod_timer()

No functional change, refactoring with the standard helpers.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/drivers/opl3/opl3_seq.c

@@ -247,9 +247,7 @@ static int snd_opl3_seq_new_device(struct snd_seq_device *dev)
 	}
 
 	/* setup system timer */
-	init_timer(&opl3->tlist);
-	opl3->tlist.function = snd_opl3_timer_func;
-	opl3->tlist.data = (unsigned long) opl3;
+	setup_timer(&opl3->tlist, snd_opl3_timer_func, (unsigned long) opl3);
 	spin_lock_init(&opl3->sys_timer_lock);
 	opl3->sys_timer_status = 0;