This reverts commit 
f41cc2a85d52ac6971299922084ac5ac59dc339d.
The patch broke the digital mic pin handling wrongly.
Reference: bko#23162
	https://bugzilla.kernel.org/show_bug.cgi?id=23162
Signed-off-by: Takashi Iwai <tiwai@suse.de>
                                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;