From nobody Sun Feb 8 14:37:45 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 203562733DF; Sun, 24 Mar 2024 23:35:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711323323; cv=none; b=odJNhH6ljvuoOQzPaEy3CFRd7jHudn+jEQB6XgnmBzFZyM9ClxzilftYyxaPWt+C7Snkfu4/qFDW24gSpvqbJBc4cR9CSOqIg+coNGIaa7JJWeM8u9jBcXoAAvH30bMA1xUclCNuSOGBpvuLcEuZd0wd2gcdIANdFCjGA5Rr45w= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711323323; c=relaxed/simple; bh=aRBHFszry3HcGlRYpmekn9zCgq6YZWmzqSZ5oA0DKuQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=QpjEYczpwMYt2OLAsQhpf5TSfnFOSmk2ku7ZFeqgvC9ZDt6oR6IkaysoKLx3+sP6sE8KIqWKLE/QIwORVB26/g2VEtXESxSrfq8f6VjAuWFoaDxSgMAmba0BmezzQfVc5rwaX+B1ZfdF6xbWkL/ea+Xr+evDnres7GJOX0UtiTc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=B1V/Ccrc; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="B1V/Ccrc" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 58831C43390; Sun, 24 Mar 2024 23:35:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1711323322; bh=aRBHFszry3HcGlRYpmekn9zCgq6YZWmzqSZ5oA0DKuQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=B1V/CcrcV+tmaSsY37yxHCQj7EbPpW0rcmM0JR3+SclN2wp1iOe0Nrc8zRLgHoZxa l9j8/uVOdWGqINm+sxpOyRv/Y/4li+O6ypNCyWAq7nRQcCOwm0UAb/CryluI+aqEAY y35eSw+/z6AfFo8eToYMj5HoSywsn8oCr3p1hWucU1AAealH/D0NBKM8+ulu3yXgNZ FY6uj8cQERLTbHnOS0lDT2jj1S/IhknpzMwFeAESL9WUx5Yi5jir5KznS2LoIVAMur iKolMxr4TrQ3VONVR3G1KPVxMK1T7buSMFKTfOeCyYqX4gh72wBrc0SPg7ZrMUlNT1 /1+CqP0hYH/Bw== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Kailang Yang , Takashi Iwai , Sasha Levin Subject: [PATCH 5.15 022/317] ALSA: hda/realtek - ALC285 reduce pop noise from Headphone port Date: Sun, 24 Mar 2024 19:30:02 -0400 Message-ID: <20240324233458.1352854-23-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240324233458.1352854-1-sashal@kernel.org> References: <20240324233458.1352854-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Kailang Yang [ Upstream commit b34bf65838f7c6e785f62681605a538b73c2808c ] It had pop noise from Headphone port when system reboot state. If NID 58h Index 0x0 to fill default value, it will reduce pop noise. Signed-off-by: Kailang Yang Link: https://lore.kernel.org/r/7493e207919a4fb3a0599324fd010e3e@realtek.com Signed-off-by: Takashi Iwai Signed-off-by: Sasha Levin --- sound/pci/hda/patch_realtek.c | 1 + 1 file changed, 1 insertion(+) diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index a6e6ed1355abf..3a86f0fd78278 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -3675,6 +3675,7 @@ static void alc285_hp_init(struct hda_codec *codec) int i, val; int coef38, coef0d, coef36; =20 + alc_write_coefex_idx(codec, 0x58, 0x00, 0x1888); /* write default value */ alc_update_coef_idx(codec, 0x4a, 1<<15, 1<<15); /* Reset HP JD */ coef38 =3D alc_read_coef_idx(codec, 0x38); /* Amp control */ coef0d =3D alc_read_coef_idx(codec, 0x0d); /* Digital Misc control */ --=20 2.43.0