ALSA: hda - Allow aamix in the primary output path

Allow the path including the loopback mixer widget in the primary
output channel as an alternative in the generic codec parser.
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/hda_generic.c

@@ -864,6 +864,10 @@ static int try_assign_dacs(struct hda_codec *codec, int num_outs,
 				badness += bad->no_dac;
 		}
 		path = snd_hda_add_new_path(codec, dac, pin, HDA_PARSE_NO_AAMIX);
+		if (!path && i > 0 && spec->mixer_nid) {
+			/* try with aamix */
+			path = snd_hda_add_new_path(codec, dac, pin, HDA_PARSE_ALL);
+		}
 		if (!path)
 			dac = dacs[i] = 0;
 		else
@@ -1020,6 +1024,7 @@ static int fill_multi_ios(struct hda_codec *codec,
 static bool map_singles(struct hda_codec *codec, int outs,
 			const hda_nid_t *pins, hda_nid_t *dacs)
 {
+	struct hda_gen_spec *spec = codec->spec;
 	int i;
 	bool found = false;
 	for (i = 0; i < outs; i++) {
@@ -1031,6 +1036,8 @@ static bool map_singles(struct hda_codec *codec, int outs,
 		if (!dac)
 			continue;
 		path = snd_hda_add_new_path(codec, dac, pins[i], HDA_PARSE_NO_AAMIX);
+		if (!path && i > 0 && spec->mixer_nid)
+			path = snd_hda_add_new_path(codec, dac, pins[i], HDA_PARSE_ALL);
 		if (path) {
 			dacs[i] = dac;
 			found = true;