ALSA: line6: Use setup_timer() and mod_timer()

No functional change, refactoring with the standard helpers.
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/usb/line6/driver.c

@@ -415,8 +415,7 @@ void line6_start_timer(struct timer_list *timer, unsigned int msecs,
 		       void (*function)(unsigned long), unsigned long data)
 {
 	setup_timer(timer, function, data);
-	timer->expires = jiffies + msecs * HZ / 1000;
-	add_timer(timer);
+	mod_timer(timer, jiffies + msecs * HZ / 1000);
 }
 
 /*

sound/usb/line6/toneport.c

@@ -433,11 +433,9 @@ static int toneport_try_init(struct usb_interface *interface,
 
 	toneport_setup(toneport);
 
-	init_timer(&toneport->timer);
-	toneport->timer.expires = jiffies + TONEPORT_PCM_DELAY * HZ;
-	toneport->timer.function = toneport_start_pcm;
-	toneport->timer.data = (unsigned long)toneport;
-	add_timer(&toneport->timer);
+	setup_timer(&toneport->timer, toneport_start_pcm,
+		    (unsigned long)toneport);
+	mod_timer(&toneport->timer, jiffies + TONEPORT_PCM_DELAY * HZ);
 
 	return 0;
 }