From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.tuxedocomputers.com (mail.tuxedocomputers.com [157.90.84.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AA0C346AF30; Fri, 27 Feb 2026 20:09:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=157.90.84.7 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772222955; cv=none; b=O4DYYaREeDs5uZXZMPUzKpF3RTGPRuYF5kP5qQLTYWoWtQKUlJmJGZGFKUST9uQcqo4AIBQ+sReYLUYQ8ajYpdQlzGrxsjDQhgMSvJQHSD6y2rpcXMmoSWy2vM1o40hrD/pG35uurHY1oQmU4mtX1P/K0lD2Inzx6bIX4WYiZe4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772222955; c=relaxed/simple; bh=EAaOXPyqmqUhcKP/oFE45gbdUh+zHhzi//bEmNmP/20=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Ja30ZK1ndYis5THlKj4GA4rkY7z3y6IwNB7xHz+iOaRBsWWc+p0F7PqscezbgDdcOgjPZoANo6Wox+rvT6HHRJrKIyaii19Jo9x55Ia8ESbEQOc3zbarqA2EVaI+LuYHejRGjMMQ7TaVxIBCT9rXPvyj4fXOtpNaX4/yHE8P1o8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=tuxedocomputers.com; spf=pass smtp.mailfrom=tuxedocomputers.com; dkim=pass (1024-bit key) header.d=tuxedocomputers.com header.i=@tuxedocomputers.com header.b=BogyQmnp; arc=none smtp.client-ip=157.90.84.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=tuxedocomputers.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=tuxedocomputers.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=tuxedocomputers.com header.i=@tuxedocomputers.com header.b="BogyQmnp" Received: from wse-pc.fritz.box (i5C75F712.versanet.de [92.117.247.18]) (Authenticated sender: wse@tuxedocomputers.com) by mail.tuxedocomputers.com (Postfix) with ESMTPA id 054492FC0057; Fri, 27 Feb 2026 21:09:12 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tuxedocomputers.com; s=default; t=1772222952; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=0vLp4brTcqKPguCCOAVct3VOIP0KbOI4TypSo5vsCp4=; b=BogyQmnp+nDhUIF6xDOpzjhyUC+QZyHcGuYRjXHtbfqGBzQX6/DF4PJOfzUaxnAjFn4cqd yKCbGoYKeDMeKk8lNelOyMguWlZ8EIyIBq90l1Sdf9plMiWj9fpzUewzHSJU0D8/uCK8PY wGKMYgNp7l7Nzkk4eoPkNsh8HMbhWy4= Authentication-Results: mail.tuxedocomputers.com; auth=pass smtp.auth=wse@tuxedocomputers.com smtp.mailfrom=wse@tuxedocomputers.com From: Werner Sembach To: Armin Wolf , Jonathan Corbet , Shuah Khan Cc: Werner Sembach , platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org Subject: [PATCH v3 4/4] Documentation: laptops: Update documentation for uniwill laptops Date: Fri, 27 Feb 2026 21:07:17 +0100 Message-ID: <20260227200906.514928-5-wse@tuxedocomputers.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260227200906.514928-1-wse@tuxedocomputers.com> References: <20260227200906.514928-1-wse@tuxedocomputers.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Adds short description for two new sysfs entries, ctgp_offset and usb_c_power_priority, to the documentation of uniwill laptops. Signed-off-by: Werner Sembach --- .../ABI/testing/sysfs-driver-uniwill-laptop | 25 +++++++++++++++++++ .../admin-guide/laptops/uniwill-laptop.rst | 12 +++++++++ 2 files changed, 37 insertions(+) diff --git a/Documentation/ABI/testing/sysfs-driver-uniwill-laptop b/Documentation/ABI/testing/sysfs-driver-uniwill-laptop index 2df70792968f3..70b4bc97d91a8 100644 --- a/Documentation/ABI/testing/sysfs-driver-uniwill-laptop +++ b/Documentation/ABI/testing/sysfs-driver-uniwill-laptop @@ -51,3 +51,28 @@ Description: Reading this file returns the current status of the breathing animation functionality. + +What: /sys/bus/platform/devices/INOU0000:XX/ctgp_offset +Date: January 2026 +KernelVersion: 7.0 +Contact: Werner Sembach +Description: + Allows userspace applications to set the configurable TGP offset on top of the base + TGP. Base TGP and max TGP and therefore the max cTGP offset are device specific. + Note that setting the maximal cTGP leaves no window open for Dynamic Boost, + effectifly disabling that feature for the GPU to always be prioritized. + + Reading this file returns the current configurable TGP offset. + +What: /sys/bus/platform/devices/INOU0000:XX/usb_c_power_priority +Date: February 2026 +KernelVersion: 7.1 +Contact: Werner Sembach +Description: + Allows userspace applications to choose the USB-C power distribution profile between + one that offers a bigger share of the power to the battery and one that offers more + of it to the CPU. Writing "charging"/"performance" into this file selects the + respective profile. + + Reading this file returns the profile names with the currently active one in + brackets. diff --git a/Documentation/admin-guide/laptops/uniwill-laptop.rst b/Documentation/admin-guide/laptops/uniwill-laptop.rst index aff5f57a6bd47..c89b8b3756f84 100644 --- a/Documentation/admin-guide/laptops/uniwill-laptop.rst +++ b/Documentation/admin-guide/laptops/uniwill-laptop.rst @@ -50,6 +50,10 @@ between 1 and 100 percent are supported. Additionally the driver signals the presence of battery charging issues through the standard ``health`` power supply sysfs attribute. +It also let you set whether an USB-C power source should prioritise charging the battery or +delivering immediate power to the cpu. See Documentation/ABI/testing/sysfs-driver-uniwill-laptop for +details. + Lightbar -------- @@ -58,3 +62,11 @@ LED class device. The default name of this LED class device is ``uniwill:multico See Documentation/ABI/testing/sysfs-driver-uniwill-laptop for details on how to control the various animation modes of the lightbar. + +Configurable TGP +-------- + +The ``uniwill-laptop`` driver allows to set the configurable TGP for devices with NVIDIA GPUs that +allow it. + +See Documentation/ABI/testing/sysfs-driver-uniwill-laptop for details. -- 2.43.0