[PATCH 1/2] ALSA: hda/realtek: Add quirk for Lenovo ThinkBook G8+

From: Zhang Heng

Date: Mon Sep 21 2026 - 09:17:16 EST


Fix Bass Speaker volume control on Lenovo ThinkBook G8+ by adding
quirk 17aa:38dc with ALC285_FIXUP_SPEAKER2_TO_DAC1.

Link: https://bugzilla.kernel.org/show_bug.cgi?id=221799
Signed-off-by: Zhang Heng <zhangheng@xxxxxxxxxx>
---
sound/hda/codecs/realtek/alc269.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/sound/hda/codecs/realtek/alc269.c b/sound/hda/codecs/realtek/alc269.c
index 618ff25eff18..00d216047278 100644
--- a/sound/hda/codecs/realtek/alc269.c
+++ b/sound/hda/codecs/realtek/alc269.c
@@ -8288,6 +8288,7 @@ static const struct hda_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x17aa, 0x38d5, "Yoga S990-16 Pro IMH YC Quad", ALC287_FIXUP_TAS2781_I2C),
SND_PCI_QUIRK(0x17aa, 0x38d6, "Yoga S990-16 Pro IMH VECO Quad", ALC287_FIXUP_TAS2781_I2C),
SND_PCI_QUIRK(0x17aa, 0x38d7, "Lenovo Yoga 9 14IMH9", ALC287_FIXUP_YOGA9_14IMH9_BASS_SPK_PIN),
+ SND_PCI_QUIRK(0x17aa, 0x38dc, "Lenovo ThinkBook G8", ALC285_FIXUP_SPEAKER2_TO_DAC1),
SND_PCI_QUIRK(0x17aa, 0x38df, "Yoga Y990 Intel YC Dual", ALC287_FIXUP_TAS2781_I2C),
SND_PCI_QUIRK(0x17aa, 0x38e0, "Yoga Y990 Intel VECO Dual", ALC287_FIXUP_TAS2781_I2C),
SND_PCI_QUIRK(0x17aa, 0x38f8, "Yoga Book 9i", ALC287_FIXUP_TAS2781_I2C),
--
2.25.1