ALSA: hda - Remove superfluous stac_resume()

The stac_resume() is exactly what the default resume code does, so
we don't have to define and use it doubly.  Let's cut it off.
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/patch_sigmatel.c

@@ -3711,14 +3711,6 @@ static void stac927x_proc_hook(struct snd_info_buffer *buffer,
 #endif
 
 #ifdef CONFIG_PM
-static int stac_resume(struct hda_codec *codec)
-{
-	codec->patch_ops.init(codec);
-	snd_hda_codec_resume_amp(codec);
-	snd_hda_codec_resume_cache(codec);
-	return 0;
-}
-
 static int stac_suspend(struct hda_codec *codec)
 {
 	stac_shutup(codec);
@@ -3747,7 +3739,6 @@ static void stac_set_power_state(struct hda_codec *codec, hda_nid_t fg,
 }
 #else
 #define stac_suspend		NULL
-#define stac_resume		NULL
 #define stac_set_power_state	NULL
 #endif /* CONFIG_PM */
 
@@ -3759,7 +3750,6 @@ static const struct hda_codec_ops stac_patch_ops = {
 	.unsol_event = snd_hda_jack_unsol_event,
 #ifdef CONFIG_PM
 	.suspend = stac_suspend,
-	.resume = stac_resume,
 #endif
 	.reboot_notify = stac_shutup,
 };