+/* set right pin controls for digital I/O */
+static void alc_auto_init_digital(struct hda_codec *codec)
+{
+ struct alc_spec *spec = codec->spec;
+ int i;
+ hda_nid_t pin;
+
+ for (i = 0; i < spec->autocfg.dig_outs; i++) {
+ pin = spec->autocfg.dig_out_pins[i];
+ if (pin) {
+ snd_hda_codec_write(codec, pin, 0,
+ AC_VERB_SET_PIN_WIDGET_CONTROL,
+ PIN_OUT);
+ }
+ }
+ pin = spec->autocfg.dig_in_pin;
+ if (pin)
+ snd_hda_codec_write(codec, pin, 0,
+ AC_VERB_SET_PIN_WIDGET_CONTROL,
+ PIN_IN);
+}
+
+/* parse digital I/Os and set up NIDs in BIOS auto-parse mode */
+static void alc_auto_parse_digital(struct hda_codec *codec)
+{
+ struct alc_spec *spec = codec->spec;
+ int i, err;
+ hda_nid_t dig_nid;
+
+ /* support multiple SPDIFs; the secondary is set up as a slave */
+ for (i = 0; i < spec->autocfg.dig_outs; i++) {
+ err = snd_hda_get_connections(codec,
+ spec->autocfg.dig_out_pins[i],
+ &dig_nid, 1);
+ if (err < 0)
+ continue;
+ if (!i) {
+ spec->multiout.dig_out_nid = dig_nid;
+ spec->dig_out_type = spec->autocfg.dig_out_type[0];
+ } else {
+ spec->multiout.slave_dig_outs = spec->slave_dig_outs;
+ if (i >= ARRAY_SIZE(spec->slave_dig_outs) - 1)
+ break;
+ spec->slave_dig_outs[i - 1] = dig_nid;
+ }
+ }
+
+ if (spec->autocfg.dig_in_pin) {
+ hda_nid_t dig_nid;
+ err = snd_hda_get_connections(codec,
+ spec->autocfg.dig_in_pin,
+ &dig_nid, 1);
+ if (err > 0)
+ spec->dig_in_nid = dig_nid;
+ }
+}
+