1 files changed, 4 insertions, 2 deletions

diff --git a/sound/pci/hda/patch_cirrus.c b/sound/pci/hda/patch_cirrus.c
index 0e99357e822..bc5a993d114 100644
--- a/sound/pci/hda/patch_cirrus.c
+++ b/sound/pci/hda/patch_cirrus.c
@@ -988,8 +988,10 @@ static void cs_automic(struct hda_codec *codec)
                         change_cur_input(codec, !spec->automic_idx, 0);
         } else {
                 if (present) {
-                        spec->last_input = spec->cur_input;
-                        spec->cur_input = spec->automic_idx;
+                        if (spec->cur_input != spec->automic_idx) {
+                                spec->last_input = spec->cur_input;
+                                spec->cur_input = spec->automic_idx;
+                        }
                 } else  {
                         spec->cur_input = spec->last_input;
                 }