1 files changed, 11 insertions, 0 deletions

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 69f2744e4b4c..3ebb7616bf98 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -4103,8 +4103,19 @@ static void alc_fixup_dell_xps13(struct hda_codec *codec,
 {
         if (action == HDA_FIXUP_ACT_PROBE) {
                 struct alc_spec *spec = codec->spec;
+                struct hda_input_mux *imux = &spec->gen.input_mux;
+                int i;
+
                 spec->shutup = alc_no_shutup;
                 codec->power_filter = alc_power_filter_xps13;
+
+                /* Make the internal mic the default input source. */
+                for (i = 0; i < imux->num_items; i++) {
+                        if (spec->gen.imux_pins[i] == 0x12) {
+                                spec->gen.cur_mux[0] = i;
+                                break;
+                        }
+                }
         }
 }