From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.zeus03.de (zeus03.de [194.117.254.33]) (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 5F9AA19258E for ; Sun, 3 Aug 2025 20:39:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=194.117.254.33 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754253586; cv=none; b=V7dxaVCzZz3zR4w5h2y7h/aYMX9oP87TwFeHZhSOJ4kEbr6gc2BuMh2vmZwY5JkubTgJDjT4jWiRYGPwe1mRh7fx1TKjJzLp/IgTuRaSViPZXVsaBsaz+blYc58CYqLYF0jiz9bGPU/n1ujye2b13ZelvcnyqruVlsOLufVyGmc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754253586; c=relaxed/simple; bh=/V2Z+npwgBOy7ELDvke0PVLYyAic3BukFbB7ezf7YEM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=hYG3zT6zMUIzt8xGjkqKGlZOXvSrWLPcc4BHSHtboE5kmauThrID8UW5moB/oatO3B1wrvMnlvw7F3w03rZFfPBBO/TsUAMYNt4aoyre60Ak2gRfCj3LXHTeYmyxIF4uDXg9ZUt4M1+UBejK2Ob1w8WHCX5Or7A9Oza/xVMifcM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com; spf=pass smtp.mailfrom=sang-engineering.com; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b=B6QLDIoL; arc=none smtp.client-ip=194.117.254.33 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b="B6QLDIoL" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= sang-engineering.com; h=date:from:to:cc:subject:message-id :references:mime-version:content-type:in-reply-to; s=k1; bh=xBGj UNBVOVmmIAZVRsis37AwiFXDOkn54l2Kq5vvR/8=; b=B6QLDIoL+H5+orw29XFr Mw5dDjkTqjKT4GeJVJFmmcFkr0n0LKWBea5/Y5RNXEFTO2eFX4FdbXWyUCh1sps+ t4Be/lN80O7P6L/pCyx4msWeAx3Z+YxXtfz88nHVxGXI0cBAxpH4C2qDDXFvdCAz zWkcNHuEqwF7gNxqtf8XaO/OskoqtvpUvZ9AZn0jYGKJKIZMSq7U9BSclD9T7abq DJDxOwLLhcTZFpGwCv2HeVFO7RbmEeQIR5BsGu68q8SMH0rQn9HZ+mLeYM/vxGYF Nl/2DapGbH6qekLZMKfnXGJlSEyTB/eyqsEwfhwdBVcutiAX/aOdQeOFwz2RTZYn tQ== Received: (qmail 1644826 invoked from network); 3 Aug 2025 22:39:42 +0200 Received: by mail.zeus03.de with UTF8SMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 3 Aug 2025 22:39:42 +0200 X-UD-Smtp-Session: l3s3148p1@WlKc/Xs74tEujntd Date: Sun, 3 Aug 2025 22:39:42 +0200 From: Wolfram Sang To: "fangzhong.zhou" Cc: linux-acpi@vger.kernel.org, linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org, westeri@kernel.org Subject: Re: [PATCH v1] i2c: Force DLL0945 touchpad i2c freq to 100khz Message-ID: References: <20250801145405.11445-1-myth5@myth5.com> <20250802231554.9920-1-myth5@myth5.com> Precedence: bulk X-Mailing-List: linux-i2c@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="M2alkwaavH87HfJT" Content-Disposition: inline In-Reply-To: <20250802231554.9920-1-myth5@myth5.com> --M2alkwaavH87HfJT Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Aug 03, 2025 at 07:15:54AM +0800, fangzhong.zhou wrote: > This patch fixes an issue where the touchpad cursor movement becomes > slow on the Dell Precision 5560. Force the touchpad freq to 100khz > as a workaround. >=20 > Tested on Dell Precision 5560 with 6.14 to 6.14.6. Cursor movement > is now smooth and responsive. >=20 > Changes in v1: > - No code changes from first commit. The "Changes" section should go below "---". I fixed it. >=20 > Signed-off-by: fangzhong.zhou > --- > drivers/i2c/i2c-core-acpi.c | 1 + > 1 file changed, 1 insertion(+) >=20 > diff --git a/drivers/i2c/i2c-core-acpi.c b/drivers/i2c/i2c-core-acpi.c > index d2499f302..5b424637b 100644 > --- a/drivers/i2c/i2c-core-acpi.c > +++ b/drivers/i2c/i2c-core-acpi.c > @@ -371,6 +371,7 @@ static const struct acpi_device_id i2c_acpi_force_100= khz_device_ids[] =3D { > * a 400KHz frequency. The root cause of the issue is not known. > */ > { "ELAN06FA", 0 }, > + { "DLL0945", 0 }, I moved it up to keep alphabetical sorting. With these changes: Applied to for-next (for 6.17 mergewindow), thanks! --M2alkwaavH87HfJT Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAmiPyQ0ACgkQFA3kzBSg KbZsDw//XNt9KdGjODlkU5C0lt8kboqAs0LgbslaENEm52h4YSTBr6f+l8WlvkUX c4ho3aZpm+mfrOQ9k1x7F3Xw5AH1OZ9cMy9WONrA1fT7AtbKMTdDqz4/Ya7yfgF1 VFyivHRIEgpzY8CQyjovkYJeIJ94MbiL7DESP60AQJ06obx9Nr+RLFshztIobPrc PfdvzYlhyjev2jo21i8MV61FSA0g5iR1iH9NBPzcBU+APvJEwDFX7P7Rj6pfeCtk yfnfta/lBsq2JoiXRLCm54IL3t+f75+hqc4Y8k30uEHetHBm0tYAubwyZhb+MOHl LNEFD8Y3A1tbfOxjP8XyosKkqLBgJcCyHO8BKxpo5sAabqWXRNdRBXK2u//iV36n 11tjL2A8Q4zF+AfBwpR7BujEfgQ4IiivXDn/6j1vtz0fS7y4KoPYy6MyRVn/vyrN /d7TuSx2XCcpyXe6tMXt8Wl/IRhmjIjfJkAk7WKajqs+P/uaJD0KN5bn2T+AQmNI 722ZF2Ovw+YPMSx8PzMea5UwR9c+fpq+s3FMX7wX3tCNrowzVldTYqAs8yF5faTZ IJ0NvnPs3ngvbUe3KhUVHXQaun8elz1M57GSPjNCc0YRw93GSKryn+bc5uCqOYz/ AZxy0ujmhDttFTTYfUL/QIUj/oJ/RzxNPCC6QBh6e0QDEXBzwCg= =O3sl -----END PGP SIGNATURE----- --M2alkwaavH87HfJT--