ALSA: hda - Fix switching between dmic and mic using the same mux on IDT/STAC

Fix bug in switching between dmic and mic when both use the same mux.

Signed-off-by: Vitaliy Kulikov  <Vitaliy.Kulikov@idt.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 3 insertions, 1 deletions

diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index a90327b0cc3e..d8dfafeab80e 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -3481,8 +3481,10 @@ static int stac92xx_auto_create_dmic_input_ctls(struct hda_codec *codec,
                                 return err;
                 }
 
-                if (snd_hda_get_bool_hint(codec, "separate_dmux") != 1)
+                if (snd_hda_get_bool_hint(codec, "separate_dmux") != 1) {
                         snd_hda_add_imux_item(imux, label, index, NULL);
+                        spec->num_analog_muxes++;
+                }
         }
 
         return 0;