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 9e5c36ad8f52d360039c089acb6b46523fc42393..3f09ceac08ada5e1b841094f79133bdd34b2e705 100644 (file)
--- 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;