diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index 909a880f5e010ff851a5afab38947e38dcd6181b..1a8a2d440fbd4b097af32d3c1aba2fd7462b7e66 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -226,6 +226,7 @@ static void cx_auto_reboot_notify(struct hda_codec *codec)
 	snd_hda_codec_set_power_to_all(codec, codec->core.afg, AC_PWRST_D3);
 	snd_hda_codec_write(codec, codec->core.afg, 0,
 			    AC_VERB_SET_POWER_STATE, AC_PWRST_D3);
+	msleep(10);
 }
 
 static void cx_auto_free(struct hda_codec *codec)