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From 4841b8e6318a7f0ae57c4e5ec09032ea057c97a8 Mon Sep 17 00:00:00 2001
From: PeiSen Hou <pshou@realtek.com>
Date: Tue, 2 Feb 2021 10:30:22 +0100
Subject: [PATCH] ALSA: hda/realtek: modify EAPD in the ALC886
Git-commit: 4841b8e6318a7f0ae57c4e5ec09032ea057c97a8
Patch-mainline: v5.12-rc1
References: git-fixes

Modify 0x20 index 7 bit 5 to 1, make the 0x15 EAPD the same as 0x14.

Signed-off-by: PeiSen Hou <pshou@realtek.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/e62c5058957f48d8b8953e97135ff108@realtek.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>

---
 sound/pci/hda/patch_realtek.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 290645516313..52907506e16e 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -1905,6 +1905,7 @@ enum {
 	ALC889_FIXUP_FRONT_HP_NO_PRESENCE,
 	ALC889_FIXUP_VAIO_TT,
 	ALC888_FIXUP_EEE1601,
+	ALC886_FIXUP_EAPD,
 	ALC882_FIXUP_EAPD,
 	ALC883_FIXUP_EAPD,
 	ALC883_FIXUP_ACER_EAPD,
@@ -2238,6 +2239,15 @@ static const struct hda_fixup alc882_fixups[] = {
 			{ }
 		}
 	},
+	[ALC886_FIXUP_EAPD] = {
+		.type = HDA_FIXUP_VERBS,
+		.v.verbs = (const struct hda_verb[]) {
+			/* change to EAPD mode */
+			{ 0x20, AC_VERB_SET_COEF_INDEX, 0x07 },
+			{ 0x20, AC_VERB_SET_PROC_COEF, 0x0068 },
+			{ }
+		}
+	},
 	[ALC882_FIXUP_EAPD] = {
 		.type = HDA_FIXUP_VERBS,
 		.v.verbs = (const struct hda_verb[]) {
@@ -2510,6 +2520,7 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x106b, 0x4a00, "Macbook 5,2", ALC889_FIXUP_MBA11_VREF),
 
 	SND_PCI_QUIRK(0x1071, 0x8258, "Evesham Voyaeger", ALC882_FIXUP_EAPD),
+	SND_PCI_QUIRK(0x13fe, 0x1009, "Advantech MIT-W101", ALC886_FIXUP_EAPD),
 	SND_PCI_QUIRK(0x1458, 0xa002, "Gigabyte EP45-DS3/Z87X-UD3H", ALC889_FIXUP_FRONT_HP_NO_PRESENCE),
 	SND_PCI_QUIRK(0x1458, 0xa0b8, "Gigabyte AZ370-Gaming", ALC1220_FIXUP_GB_DUAL_CODECS),
 	SND_PCI_QUIRK(0x1458, 0xa0cd, "Gigabyte X570 Aorus Master", ALC1220_FIXUP_CLEVO_P950),
-- 
2.26.2