ALSA: hda - No 'Headphone as Line-out' swich without line-outs

STAC/IDT driver creates "Headphone as Line-Out" switch even if there
is no line-out pins on the machine.  For devices only with headpohnes
and speaker-outs, this switch shouldn't be created.
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/patch_sigmatel.c

@@ -2891,7 +2891,7 @@ static int stac92xx_auto_create_multi_out_ctls(struct hda_codec *codec,
 			cfg->hp_outs && !spec->multiout.hp_nid)
 		spec->multiout.hp_nid = nid;
 
-	if (cfg->hp_outs > 1) {
+	if (cfg->hp_outs > 1 && cfg->line_out_type == AUTO_PIN_LINE_OUT) {
 		err = stac92xx_add_control(spec,
 			STAC_CTL_WIDGET_HP_SWITCH,
 			"Headphone as Line Out Switch",