linux-kernel - [PATCH] ALSA: hda/realtek: Add quirk for Samsung 730QED to fix headphone

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Message-ID: <20260122085240.3163975-1-zhangheng@kylinos.cn>
Date: Thu, 22 Jan 2026 16:52:40 +0800
From: Zhang Heng <zhangheng@...inos.cn>
To: perex@...ex.cz,
	tiwai@...e.com,
	sbinding@...nsource.cirrus.com,
	kailang@...ltek.com,
	chris.chiu@...onical.com,
	edip@...ip.dev
Cc: linux-sound@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Zhang Heng <zhangheng@...inos.cn>,
	stable@...r.kernel.org
Subject: [PATCH] ALSA: hda/realtek: Add quirk for Samsung 730QED to fix headphone

After applying this quirk for the ALC256 audio codec, the headphone
audio path functions normally; otherwise, headphones produce no sound.

Link: https://bugzilla.kernel.org/show_bug.cgi?id=220574
Cc: <stable@...r.kernel.org>
Signed-off-by: Zhang Heng <zhangheng@...inos.cn>
---
 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 a6914b254511..b86ae16e647f 100644
--- a/sound/hda/codecs/realtek/alc269.c
+++ b/sound/hda/codecs/realtek/alc269.c
@@ -7087,6 +7087,7 @@ static const struct hda_quirk alc269_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x144d, 0xc812, "Samsung Notebook Pen S (NT950SBE-X58)", ALC298_FIXUP_SAMSUNG_AMP),
 	SND_PCI_QUIRK(0x144d, 0xc830, "Samsung Galaxy Book Ion (NT950XCJ-X716A)", ALC298_FIXUP_SAMSUNG_AMP),
 	SND_PCI_QUIRK(0x144d, 0xc832, "Samsung Galaxy Book Flex Alpha (NP730QCJ)", ALC256_FIXUP_SAMSUNG_HEADPHONE_VERY_QUIET),
+	SND_PCI_QUIRK(0x144d, 0xc876, "Samsung 730QED (NP730QED-KA2US)", ALC256_FIXUP_SAMSUNG_HEADPHONE_VERY_QUIET),
 	SND_PCI_QUIRK(0x144d, 0xca03, "Samsung Galaxy Book2 Pro 360 (NP930QED)", ALC298_FIXUP_SAMSUNG_AMP),
 	SND_PCI_QUIRK(0x144d, 0xca06, "Samsung Galaxy Book3 360 (NP730QFG)", ALC298_FIXUP_SAMSUNG_HEADPHONE_VERY_QUIET),
 	SND_PCI_QUIRK(0x144d, 0xc868, "Samsung Galaxy Book2 Pro (NP930XED)", ALC298_FIXUP_SAMSUNG_AMP),
-- 
2.47.1