1 files changed, 1 insertions, 0 deletions

diff --git a/sound/pci/hda/patch_cirrus.c b/sound/pci/hda/patch_cirrus.c
index 1589c9bcce3e..ab687ffb28c2 100644
--- a/sound/pci/hda/patch_cirrus.c
+++ b/sound/pci/hda/patch_cirrus.c
@@ -584,6 +584,7 @@ static int patch_cs420x(struct hda_codec *codec)
                 return -ENOMEM;
 
         spec->gen.automute_hook = cs_automute;
+        codec->single_adc_amp = 1;
 
         snd_hda_pick_fixup(codec, cs420x_models, cs420x_fixup_tbl,
                            cs420x_fixups);