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

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

sound/synth/emux/emux.c

@@ -53,9 +53,7 @@ int snd_emux_new(struct snd_emux **remu)
 	emu->max_voices = 0;
 	emu->use_time = 0;
 
-	init_timer(&emu->tlist);
-	emu->tlist.function = snd_emux_timer_callback;
-	emu->tlist.data = (unsigned long)emu;
+	setup_timer(&emu->tlist, snd_emux_timer_callback, (unsigned long)emu);
 	emu->timer_active = 0;
 
 	*remu = emu;

sound/synth/emux/emux_synth.c

@@ -186,8 +186,7 @@ snd_emux_note_off(void *p, int note, int vel, struct snd_midi_channel *chan)
 				 */
 				vp->state = SNDRV_EMUX_ST_PENDING;
 				if (! emu->timer_active) {
-					emu->tlist.expires = jiffies + 1;
-					add_timer(&emu->tlist);
+					mod_timer(&emu->tlist, jiffies + 1);
 					emu->timer_active = 1;
 				}
 			} else
@@ -223,8 +222,7 @@ void snd_emux_timer_callback(unsigned long data)
 		}
 	}
 	if (do_again) {
-		emu->tlist.expires = jiffies + 1;
-		add_timer(&emu->tlist);
+		mod_timer(&emu->tlist, jiffies + 1);
 		emu->timer_active = 1;
 	} else
 		emu->timer_active = 0;