linux-kernel - Re: [RFC PATCH 2/3] platform/x86: Add Uniwill laptop driver

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Message-ID: <9b32f31a-334d-408b-b652-55c802096599@infradead.org>
Date: Sun, 15 Jun 2025 13:39:28 -0700
From: Randy Dunlap <rdunlap@...radead.org>
To: Armin Wolf <W_Armin@....de>, ilpo.jarvinen@...ux.intel.com,
 hdegoede@...hat.com, chumuzero@...il.com, corbet@....net, cs@...edo.de,
 wse@...edocomputers.com, ggo@...edocomputers.com
Cc: linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
 platform-driver-x86@...r.kernel.org
Subject: Re: [RFC PATCH 2/3] platform/x86: Add Uniwill laptop driver



On 6/15/25 10:59 AM, Armin Wolf wrote:
> diff --git a/Documentation/ABI/testing/sysfs-driver-uniwill-laptop b/Documentation/ABI/testing/sysfs-driver-uniwill-laptop
> new file mode 100644
> index 000000000000..a4781a118906
> --- /dev/null
> +++ b/Documentation/ABI/testing/sysfs-driver-uniwill-laptop
> @@ -0,0 +1,53 @@
> +What:		/sys/bus/wmi/devices/ABBC0F6F-8EA1-11D1-00A0-C90629100000[-X]/fn_lock
> +Date:		Juni 2025

June ? (throughout this file)

> +KernelVersion:	6.17
> +Contact:	Armin Wolf <W_Armin@....de>
> +Description:
> +		Allows userspace applications to enable/disable the FN lock feature
> +		of the integrated keyboard by writing "enable"/"disable" into this file.
> +
> +		Reading this file returns the current enable status of the FN lock functionality.
> +
> +What:		/sys/bus/wmi/devices/ABBC0F6F-8EA1-11D1-00A0-C90629100000[-X]/super_key_lock
> +Date:		Juni 2025
> +KernelVersion:	6.17
> +Contact:	Armin Wolf <W_Armin@....de>
> +Description:
> +                Allows userspace applications to enable/disable the super key functionality
> +                of the integrated keyboard by writing "enable"/"disable" into this file.
> +
> +		Reading this file returns the current enable status of the super key functionality.
> +
> +What:		/sys/bus/wmi/devices/ABBC0F6F-8EA1-11D1-00A0-C90629100000[-X]/touchpad_toggle
> +Date:		Juni 2025
> +KernelVersion:	6.17
> +Contact:	Armin Wolf <W_Armin@....de>
> +Description:
> +		Allows userspace applications to enable/disable the touchpad toggle functionality
> +		of the integrated touchpad by writing "enable"/"disable" into this file.
> +

What is the touchpad toggle functionality, please?

> +		Reading this file returns the current enable status of the touchpad toggle
> +		functionality.
> +

> diff --git a/Documentation/wmi/devices/uniwill-laptop.rst b/Documentation/wmi/devices/uniwill-laptop.rst
> new file mode 100644
> index 000000000000..2be598030a5e
> --- /dev/null
> +++ b/Documentation/wmi/devices/uniwill-laptop.rst
> @@ -0,0 +1,109 @@
> +.. SPDX-License-Identifier: GPL-2.0-or-later
> +
> +============================================
> +Uniwill WMI Notebook driver (uniwill-laptop)
> +============================================
> +
> +Introduction
> +============
> +
> +Many notebooks manufactured by Uniwill (either directly or as ODM) provide an WMI-based

                                                                              a WMI-based

> +EC interface for controlling various platform settings like sensors and fan control.
> +This interface is used by the ``uniwill-laptop`` driver to map those features onto standard
> +kernel interfaces.


-- 
~Randy