ALSA: hda - Return "Headphone Mic" from hda_get_autocfg_input_label()

Instead of handling special cases in the caller side, give a proper
name string "Headphone Mic" from hda_get_autocfg_input_label() when
the headhpone jack pin is specified as an input.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/hda_auto_parser.c

@@ -395,6 +395,8 @@ static const char *hda_get_input_pin_label(struct hda_codec *codec,
 		return "SPDIF In";
 	case AC_JACK_DIG_OTHER_IN:
 		return "Digital In";
+	case AC_JACK_HP_OUT:
+		return "Headphone Mic";
 	default:
 		return "Misc";
 	}