1 files changed, 13 insertions, 1 deletions

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 336d14eb72af..06c0c12d4fec 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -1054,8 +1054,20 @@ static bool alc_rebuild_imux_for_auto_mic(struct hda_codec *codec)
         spec->imux_pins[2] = spec->dock_mic_pin;
         for (i = 0; i < 3; i++) {
                 strcpy(imux->items[i].label, texts[i]);
-                if (spec->imux_pins[i])
+                if (spec->imux_pins[i]) {
+                        hda_nid_t pin = spec->imux_pins[i];
+                        int c;
+                        for (c = 0; c < spec->num_adc_nids; c++) {
+                                hda_nid_t cap = spec->capsrc_nids ?
+                                spec->capsrc_nids[c] : spec->adc_nids[c];
+                                int idx = get_connection_index(codec, cap, pin);
+                                if (idx >= 0) {
+                                        imux->items[i].index = idx;
+                                        break;
+                                }
+                        }
                         imux->num_items = i + 1;
+                }
         }
         spec->num_mux_defs = 1;
         spec->input_mux = imux;