ALSA: hda - Introduce hda_call_check_power_status() helper

Replace the explicit ifdef check and call of check_power_status ops with
a new helper function, hda_call_check_power_status().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index e15a7575..053f827 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -2228,10 +2228,7 @@
 		change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
 						   HDA_AMP_MUTE,
 						   *valp ? 0 : HDA_AMP_MUTE);
-#ifdef CONFIG_SND_HDA_POWER_SAVE
-	if (codec->patch_ops.check_power_status)
-		codec->patch_ops.check_power_status(codec, nid);
-#endif
+	hda_call_check_power_status(codec, nid);
 	snd_hda_power_down(codec);
 	return change;
 }