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

No functional change, refactoring with the standard helpers.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/asihpi/asihpi.c b/sound/pci/asihpi/asihpi.c
index 7a55fef..e5cd7be 100644
--- a/sound/pci/asihpi/asihpi.c
+++ b/sound/pci/asihpi/asihpi.c
@@ -540,9 +540,8 @@
 	expiry = HZ / 200;
 
 	expiry = max(expiry, 1); /* don't let it be zero! */
-	dpcm->timer.expires = jiffies + expiry;
+	mod_timer(&dpcm->timer, jiffies + expiry);
 	dpcm->respawn_timer = 1;
-	add_timer(&dpcm->timer);
 }
 
 static void snd_card_asihpi_pcm_timer_stop(struct snd_pcm_substream *substream)
@@ -1064,9 +1063,8 @@
 	    If internal and other stream playing, can't switch
 	*/
 
-	init_timer(&dpcm->timer);
-	dpcm->timer.data = (unsigned long) dpcm;
-	dpcm->timer.function = snd_card_asihpi_timer_function;
+	setup_timer(&dpcm->timer, snd_card_asihpi_timer_function,
+		    (unsigned long) dpcm);
 	dpcm->substream = substream;
 	runtime->private_data = dpcm;
 	runtime->private_free = snd_card_asihpi_runtime_free;
@@ -1246,9 +1244,8 @@
 	if (err)
 		return -EIO;
 
-	init_timer(&dpcm->timer);
-	dpcm->timer.data = (unsigned long) dpcm;
-	dpcm->timer.function = snd_card_asihpi_timer_function;
+	setup_timer(&dpcm->timer, snd_card_asihpi_timer_function,
+		    (unsigned long) dpcm);
 	dpcm->substream = substream;
 	runtime->private_data = dpcm;
 	runtime->private_free = snd_card_asihpi_runtime_free;