linux-kernel - [PATCH v6 2/3] ALSA: hda: fix front speakers on Huawei MBXP.

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Message-Id: <20181114152602.7842-3-ayman.bagabas@gmail.com>
Date:   Wed, 14 Nov 2018 10:25:57 -0500
From:   Ayman Bagabas <ayman.bagabas@...il.com>
To:     Darren Hart <dvhart@...radead.org>,
        Andy Shevchenko <andy@...radead.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Ayman Bagabas <ayman.bagabas@...il.com>,
        Kailang Yang <kailang@...ltek.com>,
        Hui Wang <hui.wang@...onical.com>,
        linux-kernel@...r.kernel.org, platform-driver-x86@...r.kernel.org,
        alsa-devel@...a-project.org
Subject: [PATCH v6 2/3] ALSA: hda: fix front speakers on Huawei MBXP.

This patch solves bug 200501 'Only 2 of 4 speakers playing sound.'
https://bugzilla.kernel.org/show_bug.cgi?id=200501
It enables the front speakers on Huawei Matebook X Pro laptops.
These laptops come with Dolby Atmos sound system and these pins
configuration enables the front speakers.

Signed-off-by: Ayman Bagabas <ayman.bagabas@...il.com>
Reviewed-by: Takashi Iwai <tiwai@...e.de>
---
 sound/pci/hda/patch_realtek.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index fa61674a5605..135c0826859b 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -5493,6 +5493,7 @@ enum {
 	ALC298_FIXUP_TPT470_DOCK,
 	ALC255_FIXUP_DUMMY_LINEOUT_VERB,
 	ALC255_FIXUP_DELL_HEADSET_MIC,
+	ALC256_FIXUP_HUAWEI_MBXP_PINS,
 	ALC295_FIXUP_HP_X360,
 	ALC221_FIXUP_HP_HEADSET_MIC,
 };
@@ -5764,6 +5765,22 @@ static const struct hda_fixup alc269_fixups[] = {
 		.chained = true,
 		.chain_id = ALC269_FIXUP_HEADSET_MIC
 	},
+	[ALC256_FIXUP_HUAWEI_MBXP_PINS] = {
+		.type = HDA_FIXUP_PINS,
+		.v.pins = (const struct hda_pintbl[]) {
+			{0x12, 0x90a60130},
+			{0x13, 0x40000000},
+			{0x14, 0x90170110},
+			{0x18, 0x411111f0},
+			{0x19, 0x04a11040},
+			{0x1a, 0x411111f0},
+			{0x1b, 0x90170112},
+			{0x1d, 0x40759a05},
+			{0x1e, 0x411111f0},
+			{0x21, 0x04211020},
+			{ }
+		}
+	},
 	[ALC269_FIXUP_ASUS_X101_FUNC] = {
 		.type = HDA_FIXUP_FUNC,
 		.v.func = alc269_fixup_x101_headset_mic,
@@ -6594,6 +6611,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x17aa, 0x511f, "Thinkpad", ALC298_FIXUP_TPT470_DOCK),
 	SND_PCI_QUIRK(0x17aa, 0x3bf8, "Quanta FL1", ALC269_FIXUP_PCM_44K),
 	SND_PCI_QUIRK(0x17aa, 0x9e54, "LENOVO NB", ALC269_FIXUP_LENOVO_EAPD),
+	SND_PCI_QUIRK(0x19e5, 0x3204, "Huawei MBXP", ALC256_FIXUP_HUAWEI_MBXP_PINS),
 	SND_PCI_QUIRK(0x1b7d, 0xa831, "Ordissimo EVE2 ", ALC269VB_FIXUP_ORDISSIMO_EVE2), /* Also known as Malata PC-B1303 */
 
 #if 0
-- 
2.17.2