From: Kailang Yang <kailang@realtek.com>
Date: Fri, 16 May 2025 06:53:37 +0000 (+0800)
Subject: ALSA: hda/realtek - restore auto-mute mode for Dell Chrome platform
X-Git-Tag: v6.14.10~4
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2164731aa75fc3aaa2a04d9ddb819511a922ef75;p=thirdparty%2Fkernel%2Fstable.git

ALSA: hda/realtek - restore auto-mute mode for Dell Chrome platform

[ Upstream commit 5ad8a4ddc45048bc2fe23b75357b6bf185db004f ]

This board need to shutdown Class-D amp to avoid EMI issue.
Restore the Auto-Mute mode item will off pin control when Auto-mute mode was enable.

Signed-off-by: Kailang Yang <kailang@realtek.com>
Links: https://lore.kernel.org/ee8bbe5236464c369719d96269ba8ef8@realtek.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 9e5c36ad8f52d..3f09ceac08ada 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6811,7 +6811,10 @@ static void alc256_fixup_chromebook(struct hda_codec *codec,
 
 	switch (action) {
 	case HDA_FIXUP_ACT_PRE_PROBE:
-		spec->gen.suppress_auto_mute = 1;
+		if (codec->core.subsystem_id == 0x10280d76)
+			spec->gen.suppress_auto_mute = 0;
+		else
+			spec->gen.suppress_auto_mute = 1;
 		spec->gen.suppress_auto_mic = 1;
 		spec->en_3kpull_low = false;
 		break;