>From c5eda4c1bf6214332c46fb2f4e7c42a85e5e5643 Mon Sep 17 00:00:00 2001
From: Takashi Iwai <tiwai@suse.de>
Date: Wed, 5 Mar 2014 11:52:24 +0100
Subject: [PATCH 1/2] ALSA: hda - Add missing loopback merge path for
 AD1884/1984 codecs

The mixer widget (NID 0x20) of AD1884 and AD1984 codecs isn't
connected directly to the actual I/O paths but only via another mixer
widget (NID 0x21).  We need a similar fix as we did for AD1882.

Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
 sound/pci/hda/patch_analog.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c
index df3652ad15ef..498971095869 100644
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -1092,6 +1092,7 @@ static int patch_ad1884(struct hda_codec *codec)
 	spec = codec->spec;
 
 	spec->gen.mixer_nid = 0x20;
+	spec->gen.mixer_merge_nid = 0x21;
 	spec->gen.beep_nid = 0x10;
 	set_beep_amp(spec, 0x10, 0, HDA_OUTPUT);
 
-- 
1.9.0

