+static void alc882_auto_init_input_src(struct hda_codec *codec)
+{
+ struct alc_spec *spec = codec->spec;
+ const struct hda_input_mux *imux = spec->input_mux;
+ int c;
+
+ for (c = 0; c < spec->num_adc_nids; c++) {
+ hda_nid_t conn_list[HDA_MAX_NUM_INPUTS];
+ hda_nid_t nid = spec->capsrc_nids[c];
+ int conns, mute, idx, item;
+
+ conns = snd_hda_get_connections(codec, nid, conn_list,
+ ARRAY_SIZE(conn_list));
+ if (conns < 0)
+ continue;
+ for (idx = 0; idx < conns; idx++) {
+ /* if the current connection is the selected one,
+ * unmute it as default - otherwise mute it
+ */
+ mute = AMP_IN_MUTE(idx);
+ for (item = 0; item < imux->num_items; item++) {
+ if (imux->items[item].index == idx) {
+ if (spec->cur_mux[c] == item)
+ mute = AMP_IN_UNMUTE(idx);
+ break;
+ }
+ }
+ snd_hda_codec_write(codec, nid, 0,
+ AC_VERB_SET_AMP_GAIN_MUTE, mute);
+ }
+ }
+}
+