linux-kernel - Re: [PATCH v4 0/6 RESEND] platform/x86: Add Lenovo Gaming Series WMI Drivers

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <dea2be3a-7e56-449b-8c9e-ac2e333d6a9e@gmx.de>
Date: Thu, 27 Mar 2025 04:52:15 +0100
From: Armin Wolf <W_Armin@....de>
To: "Derek J. Clark" <derekjohn.clark@...il.com>,
 Hans de Goede <hdegoede@...hat.com>,
 Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Cc: Jonathan Corbet <corbet@....net>, Mario Limonciello <superm1@...nel.org>,
 Luke Jones <luke@...nes.dev>, Xino Ni <nijs1@...ovo.com>,
 Zhixin Zhang <zhangzx36@...ovo.com>, Mia Shao <shaohz1@...ovo.com>,
 Mark Pearson <mpearson-lenovo@...ebb.ca>,
 "Pierre-Loup A . Griffais" <pgriffais@...vesoftware.com>,
 "Cody T . -H . Chiu" <codyit@...il.com>, John Martens <johnfanv2@...il.com>,
 platform-driver-x86@...r.kernel.org, linux-doc@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 0/6 RESEND] platform/x86: Add Lenovo Gaming Series WMI
 Drivers

Am 17.03.25 um 15:43 schrieb Derek J. Clark:

> Adds support for the Lenovo "Gaming Series" of laptop hardware that use
> WMI interfaces that control various power settings. There are multiple WMI
> interfaces that work in concert to provide getting and setting values as
> well as validation of input. Currently only the "Gamezone", "Other
> Mode", and "LENOVO_CAPABILITY_DATA_01" interfaces are implemented, but
> I attempted to structure the driver so that adding the "Custom Mode",
> "Lighting", and other data block interfaces would be trivial in a later
> patches.
>
> This driver is distinct from, but should be considered a replacement for
> this patch:
> https://lore.kernel.org/all/20241118100503.14228-1-jonmail@163.com/
>
> This driver attempts to standardize the exposed sysfs by mirroring the
> asus-armoury driver currently under review. As such, a lot of
> inspiration has been drawn from that driver.
> https://lore.kernel.org/platform-driver-x86/20250316230724.100165-1-luke@ljones.dev/
>
> The drivers have been tested by me on the Lenovo Legion Go and Legion Go
> S.

So far the patch series looks promising. The basic architecture seems to be finished by
now, only some implementation details need to be fleshed out.

Thanks,
Armin Wolf

>
> Suggested-by: Mario Limonciello <superm1@...nel.org>
> Signed-off-by: Derek J. Clark <derekjohn.clark@...il.com>
> ---
> v4:
>   - Added lenovo-wmi-events driver
>   - Added headers for every driver
>   - Fixes requested from v3 review
> v3:
> https://lore.kernel.org/platform-driver-x86/20250225220037.16073-1-derekjohn.clark@gmail.com/
> v2:
> https://lore.kernel.org/platform-driver-x86/20250102004854.14874-1-derekjohn.clark@gmail.com/
> v1:
> https://lore.kernel.org/platform-driver-x86/20241217230645.15027-1-derekjohn.clark@gmail.com/
>
> Derek J. Clark (6):
>    platform/x86: Add lenovo-wmi-* driver Documentation
>    platform/x86: Add lenovo-wmi-helpers
>    platform/x86: Add Lenovo WMI Events Driver
>    platform/x86: Add Lenovo Capability Data 01 WMI Driver
>    platform/x86: Add Lenovo Other Mode WMI Driver
>    platform/x86: Add Lenovo Gamezone WMI Driver
>
>   .../wmi/devices/lenovo-wmi-gamezone.rst       | 203 ++++++
>   .../wmi/devices/lenovo-wmi-other-method.rst   | 108 +++
>   MAINTAINERS                                   |  17 +
>   drivers/platform/x86/Kconfig                  |  40 ++
>   drivers/platform/x86/Makefile                 |   5 +
>   drivers/platform/x86/lenovo-wmi-capdata01.c   | 136 ++++
>   drivers/platform/x86/lenovo-wmi-capdata01.h   |  29 +
>   drivers/platform/x86/lenovo-wmi-events.c      | 132 ++++
>   drivers/platform/x86/lenovo-wmi-events.h      |  21 +
>   drivers/platform/x86/lenovo-wmi-gamezone.c    | 380 +++++++++++
>   drivers/platform/x86/lenovo-wmi-gamezone.h    |  18 +
>   drivers/platform/x86/lenovo-wmi-helpers.c     |  64 ++
>   drivers/platform/x86/lenovo-wmi-helpers.h     |  24 +
>   drivers/platform/x86/lenovo-wmi-other.c       | 626 ++++++++++++++++++
>   drivers/platform/x86/lenovo-wmi-other.h       |  19 +
>   15 files changed, 1822 insertions(+)
>   create mode 100644 Documentation/wmi/devices/lenovo-wmi-gamezone.rst
>   create mode 100644 Documentation/wmi/devices/lenovo-wmi-other-method.rst
>   create mode 100644 drivers/platform/x86/lenovo-wmi-capdata01.c
>   create mode 100644 drivers/platform/x86/lenovo-wmi-capdata01.h
>   create mode 100644 drivers/platform/x86/lenovo-wmi-events.c
>   create mode 100644 drivers/platform/x86/lenovo-wmi-events.h
>   create mode 100644 drivers/platform/x86/lenovo-wmi-gamezone.c
>   create mode 100644 drivers/platform/x86/lenovo-wmi-gamezone.h
>   create mode 100644 drivers/platform/x86/lenovo-wmi-helpers.c
>   create mode 100644 drivers/platform/x86/lenovo-wmi-helpers.h
>   create mode 100644 drivers/platform/x86/lenovo-wmi-other.c
>   create mode 100644 drivers/platform/x86/lenovo-wmi-other.h
>