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platform/x86: Add Lenovo Other Mode WMI Driver

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Adds lenovo-wmi-other driver which provides the Lenovo "Other Mode" WMI
interface that comes on some Lenovo "Gaming Series" hardware. Provides a
firmware-attributes class which enables the use of tunable knobs for SPL,
SPPT, and FPPT.

Reviewed-by: Alok Tiwari <alok.a.tiwari@oracle.com>
Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Signed-off-by: Derek J. Clark <derekjohn.clark@gmail.com>
Link: https://lore.kernel.org/r/20250702033826.1057762-7-derekjohn.clark@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
This commit is contained in:
Derek J. Clark
2025-07-03 10:54:33 +03:00
committed by Ilpo Järvinen
parent 22024ac536
commit edc4b183b7
4 changed files with 697 additions and 0 deletions
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drivers/platform/x86/lenovo/Kconfig
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@@ -258,3 +258,18 @@ config LENOVO_WMI_GAMEZONE
To compile this driver as a module, choose M here: the module will
be called lenovo-wmi-gamezone.
config LENOVO_WMI_TUNING
tristate "Lenovo Other Mode WMI Driver"
depends on ACPI_WMI
select FW_ATTR_CLASS
select LENOVO_WMI_DATA01
select LENOVO_WMI_EVENTS
select LENOVO_WMI_HELPERS
help
Say Y here if you have a WMI aware Lenovo Legion device and would like to use the
firmware_attributes API to control various tunable settings typically exposed by
Lenovo software in Windows.
To compile this driver as a module, choose M here: the module will
be called lenovo-wmi-other.
drivers/platform/x86/lenovo/Makefile
+1
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@@ -16,6 +16,7 @@ lenovo-target-$(CONFIG_LENOVO_WMI_DATA01) += wmi-capdata01.o
lenovo-target-$(CONFIG_LENOVO_WMI_EVENTS) += wmi-events.o
lenovo-target-$(CONFIG_LENOVO_WMI_HELPERS) += wmi-helpers.o
lenovo-target-$(CONFIG_LENOVO_WMI_GAMEZONE) += wmi-gamezone.o
lenovo-target-$(CONFIG_LENOVO_WMI_TUNING) += wmi-other.o
# Add 'lenovo' prefix to each module listed in lenovo-target-*
define LENOVO_OBJ_TARGET
drivers/platform/x86/lenovo/wmi-other.c
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drivers/platform/x86/lenovo/wmi-other.h
+16
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@@ -0,0 +1,16 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
/* Copyright (C) 2025 Derek J. Clark <derekjohn.clark@gmail.com> */
#ifndef _LENOVO_WMI_OTHER_H_
#define _LENOVO_WMI_OTHER_H_
struct device;
struct notifier_block;
int lwmi_om_register_notifier(struct notifier_block *nb);
int lwmi_om_unregister_notifier(struct notifier_block *nb);
int devm_lwmi_om_register_notifier(struct device *dev,
struct notifier_block *nb);
#endif /* !_LENOVO_WMI_OTHER_H_ */