Message-ID: <02ab35ee-7a79-4ffb-9e4b-360450457f3a@kernel.org>
Date: Mon, 17 Mar 2025 23:24:42 -0500
From: Mario Limonciello <superm1@...nel.org>
To: "Derek J. Clark" <derekjohn.clark@...il.com>,
 Hans de Goede <hdegoede@...hat.com>,
 Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Cc: Armin Wolf <W_Armin@....de>, Jonathan Corbet <corbet@....net>,
 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 1/6 RESEND] platform/x86: Add lenovo-wmi-* driver
 Documentation



On 3/17/25 09:43, Derek J. Clark wrote:
> Adds documentation for new lenovo-wmi drivers.
> 
> Signed-off-by: Derek J. Clark <derekjohn.clark@...il.com>

Reviewed-by: Mario Limonciello <mario.limonciello@....com>

> ---
> v4:
>   - Fixed MOF formatting issues.
>   - Fixed spelling mistakes.
>   - Updated description of balanced-performance profile for Gamezone.
>   - Updated description of thermal mode event GUID for Gamezone.
> v3:
> - Split documentation into multiple files, one for each parent
>    driver for the Gamezone and Other Mode WMI interfaces.
> - Add MOF data for all parent and child interfaces.
> - Remove lenovo-wmi-camera.c driver from v2 documentation.
> v2:
> - Update description of Custom Profile to include the need to manually
>    set it.
> - Remove all references to Legion hardware.
> - Add section for lenovo-wmi-camera.c driver as it follows the same
>    naming convention.
> ---
>   .../wmi/devices/lenovo-wmi-gamezone.rst       | 203 ++++++++++++++++++
>   .../wmi/devices/lenovo-wmi-other-method.rst   | 108 ++++++++++
>   MAINTAINERS                                   |   7 +
>   3 files changed, 318 insertions(+)
>   create mode 100644 Documentation/wmi/devices/lenovo-wmi-gamezone.rst
>   create mode 100644 Documentation/wmi/devices/lenovo-wmi-other-method.rst
> 
> diff --git a/Documentation/wmi/devices/lenovo-wmi-gamezone.rst b/Documentation/wmi/devices/lenovo-wmi-gamezone.rst
> new file mode 100644
> index 000000000000..bde63dde285d
> --- /dev/null
> +++ b/Documentation/wmi/devices/lenovo-wmi-gamezone.rst
> @@ -0,0 +1,203 @@
> +.. SPDX-License-Identifier: GPL-2.0-or-later
> +==========================================================
> +Lenovo WMI Interface Gamezone Driver (lenovo-wmi-gamezone)
> +==========================================================
> +
> +Introduction
> +============
> +The Lenovo WMI gamezone interface is broken up into multiple GUIDs,
> +The priamry "Gamezone" GUID provides advanced features such as fan
> +profiles and overclocking. It is paired with multiple event GUIDs
> +and data block GUIDs that provide context for the various methods.
> +
> +Gamezone Data
> +-------------
> +
> +WMI GUID "887B54E3-DDDC-4B2C-8B88-68A26A8835D0"
> +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> +
> +The Gamezone Data WMI interface provides platform-profile and fan curve
> +settings for devices that fall under the "Gaming Series" of Lenovo devices.
> +It uses a notifier chain to inform other Lenovo WMI interface drivers of the
> +current platform profile when it changes.
> +
> +The following platform profiles are supported:
> + - low-power
> + - balanced
> + - balanced-performance*
> + - performance
> + - custom
> +
> +Balanced-Performance
> +~~~~~~~~~~~~~~~~~~~~
> +Some newer Lenovo "Gaming Series" laptops have an "Extreme Mode" profile
> +enabled in their BIOS. For these devices, the performance platform profile
> +will correspond to the BIOS Extreme Mode, while the balanced-performance
> +platform profile will correspond to the BIOS Performance mode. For legacy
> +devices, the performance platform profile will correspond with the BIOS
> +Performance mode. For some newer devices the "Extreme Mode" profile is
> +incomplete in the BIOS and setting it will cause undefined behavior. A
> +BIOS bug quirk table is provided to ensure these devices cannot set
> +"Extreme Mode" from the driver.
> +
> +Custom Profile
> +~~~~~~~~~~~~~~
> +The custom profile represents a hardware mode on Lenovo devices that enables
> +user modifications to Package Power Tracking (PPT) and fan curve settings.
> +When an attribute exposed by the Other Mode WMI interface is to be modified,
> +the Gamezone driver must first be switched to the "custom" profile manually,
> +or the setting will have no effect. If another profile is set from the list
> +of supported profiles, the BIOS will override any user PPT settings when
> +switching to that profile.
> +
> +Gamezone Thermal Mode Event
> +---------------------------
> +
> +WMI GUID "D320289E-8FEA-41E0-86F9-911D83151B5F"
> +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> +
> +The Gamezone Thermal Mode Event interface notifies the system when the platform
> +profile has changed, either through the hardware event (Fn+Q for laptops or
> +Legion + Y for Go Series), or through the Gamezone WMI interface. This event is
> +implemented in the Lenovo WMI Events driver (lenovo-wmi-events).
> +
> +
> +WMI interface description
> +=========================
> +
> +The WMI interface description can be decoded from the embedded binary MOF (bmof)
> +data using the `bmfdec <https://github.com/pali/bmfdec>`_ utility:
> +
> +::
> +
> +  [WMI, Dynamic, Provider("WmiProv"), Locale("MS\\0x409"), Description("LENOVO_GAMEZONE_DATA class"), guid("{887B54E3-DDDC-4B2C-8B88-68A26A8835D0}")]
> +  class LENOVO_GAMEZONE_DATA {
> +  	[key, read] string InstanceName;
> +  	[read] boolean Active;
> +
> +    [WmiMethodId(4), Implemented, Description("Is SupportGpu OverClock")] void IsSupportGpuOC([out, Description("Is SupportGpu OverClock")] uint32 Data);
> +    [WmiMethodId(11), Implemented, Description("Get AslCode Version")] void GetVersion ([out, Description("AslCode version")] UINT32 Data);
> +    [WmiMethodId(12), Implemented, Description("Fan cooling capability")] void IsSupportFanCooling([out, Description("Fan cooling capability")] UINT32 Data);
> +    [WmiMethodId(13), Implemented, Description("Set Fan cooling on/off")] void SetFanCooling ([in, Description("Set Fan cooling on/off")] UINT32 Data);
> +    [WmiMethodId(14), Implemented, Description("cpu oc capability")] void IsSupportCpuOC ([out, Description("cpu oc capability")] UINT32 Data);
> +    [WmiMethodId(15), Implemented, Description("bios has overclock capability")] void IsBIOSSupportOC ([out, Description("bios has overclock capability")] UINT32 Data);
> +    [WmiMethodId(16), Implemented, Description("enable or disable overclock in bios")] void SetBIOSOC ([in, Description("enable or disable overclock in bios")] UINT32 Data);
> +    [WmiMethodId(18), Implemented, Description("Get CPU temperature")] void GetCPUTemp ([out, Description("Get CPU temperature")] UINT32 Data);
> +    [WmiMethodId(19), Implemented, Description("Get GPU temperature")] void GetGPUTemp ([out, Description("Get GPU temperature")] UINT32 Data);
> +    [WmiMethodId(20), Implemented, Description("Get Fan cooling on/off status")] void GetFanCoolingStatus ([out, Description("Get Fan cooling on/off status")] UINT32 Data);
> +    [WmiMethodId(21), Implemented, Description("EC support disable windows key capability")] void IsSupportDisableWinKey ([out, Description("EC support disable windows key capability")] UINT32 Data);
> +    [WmiMethodId(22), Implemented, Description("Set windows key disable/enable")] void SetWinKeyStatus ([in, Description("Set windows key disable/enable")] UINT32 Data);
> +    [WmiMethodId(23), Implemented, Description("Get windows key disable/enable status")] void GetWinKeyStatus ([out, Description("Get windows key disable/enable status")] UINT32 Data);
> +    [WmiMethodId(24), Implemented, Description("EC support disable touchpad capability")] void IsSupportDisableTP ([out, Description("EC support disable touchpad capability")] UINT32 Data);
> +    [WmiMethodId(25), Implemented, Description("Set touchpad disable/enable")] void SetTPStatus ([in, Description("Set touchpad disable/enable")] UINT32 Data);
> +    [WmiMethodId(26), Implemented, Description("Get touchpad disable/enable status")] void GetTPStatus ([out, Description("Get touchpad disable/enable status")] UINT32 Data);
> +    [WmiMethodId(30), Implemented, Description("Get Keyboard feature list")] void GetKeyboardfeaturelist ([out, Description("Get Keyboard feature list")] UINT32 Data);
> +    [WmiMethodId(31), Implemented, Description("Get Memory OC Information")] void GetMemoryOCInfo ([out, Description("Get Memory OC Information")] UINT32 Data);
> +    [WmiMethodId(32), Implemented, Description("Water Cooling feature capability")] void IsSupportWaterCooling ([out, Description("Water Cooling feature capability")] UINT32 Data);
> +    [WmiMethodId(33), Implemented, Description("Set Water Cooling status")] void SetWaterCoolingStatus ([in, Description("Set Water Cooling status")] UINT32 Data);
> +    [WmiMethodId(34), Implemented, Description("Get Water Cooling status")] void GetWaterCoolingStatus ([out, Description("Get Water Cooling status")] UINT32 Data);
> +    [WmiMethodId(35), Implemented, Description("Lighting feature capability")] void IsSupportLightingFeature ([out, Description("Lighting feature capability")] UINT32 Data);
> +    [WmiMethodId(36), Implemented, Description("Set keyboard light off or on to max")] void SetKeyboardLight ([in, Description("keyboard light off or on switch")] UINT32 Data);
> +    [WmiMethodId(37), Implemented, Description("Get keyboard light on/off status")] void GetKeyboardLight ([out, Description("Get keyboard light on/off status")] UINT32 Data);
> +    [WmiMethodId(38), Implemented, Description("Get Macrokey scan code")] void GetMacrokeyScancode ([in, Description("Macrokey index")] UINT32 idx, [out, Description("Scan code")] UINT32 scancode);
> +    [WmiMethodId(39), Implemented, Description("Get Macrokey count")] void GetMacrokeyCount ([out, Description("Macrokey count")] UINT32 Data);
> +    [WmiMethodId(40), Implemented, Description("Support G-Sync feature")] void IsSupportGSync ([out, Description("Support G-Sync feature")] UINT32 Data);
> +    [WmiMethodId(41), Implemented, Description("Get G-Sync Status")] void GetGSyncStatus ([out, Description("Get G-Sync Status")] UINT32 Data);
> +    [WmiMethodId(42), Implemented, Description("Set G-Sync Status")] void SetGSyncStatus ([in, Description("Set G-Sync Status")] UINT32 Data);
> +    [WmiMethodId(43), Implemented, Description("Support Smart Fan feature")] void IsSupportSmartFan ([out, Description("Support Smart Fan feature")] UINT32 Data);
> +    [WmiMethodId(44), Implemented, Description("Set Smart Fan Mode")] void SetSmartFanMode ([in, Description("Set Smart Fan Mode")] UINT32 Data);
> +    [WmiMethodId(45), Implemented, Description("Get Smart Fan Mode")] void GetSmartFanMode ([out, Description("Get Smart Fan Mode")] UINT32 Data);
> +    [WmiMethodId(46), Implemented, Description("Get Smart Fan Setting Mode")] void GetSmartFanSetting ([out, Description("Get Smart Setting Mode")] UINT32 Data);
> +    [WmiMethodId(47), Implemented, Description("Get Power Charge Mode")] void GetPowerChargeMode ([out, Description("Get Power Charge Mode")] UINT32 Data);
> +    [WmiMethodId(48), Implemented, Description("Get Gaming Product Info")] void GetProductInfo ([out, Description("Get Gaming Product Info")] UINT32 Data);
> +    [WmiMethodId(49), Implemented, Description("Over Drive feature capability")] void IsSupportOD ([out, Description("Over Drive feature capability")] UINT32 Data);
> +    [WmiMethodId(50), Implemented, Description("Get Over Drive status")] void GetODStatus ([out, Description("Get Over Drive status")] UINT32 Data);
> +    [WmiMethodId(51), Implemented, Description("Set Over Drive status")] void SetODStatus ([in, Description("Set Over Drive status")] UINT32 Data);
> +    [WmiMethodId(52), Implemented, Description("Set Light Control Owner")] void SetLightControlOwner ([in, Description("Set Light Control Owner")] UINT32 Data);
> +    [WmiMethodId(53), Implemented, Description("Set DDS Control Owner")] void SetDDSControlOwner ([in, Description("Set DDS Control Owner")] UINT32 Data);
> +    [WmiMethodId(54), Implemented, Description("Get the flag of restore OC value")] void IsRestoreOCValue ([in, Description("Clean this flag")] UINT32 idx, [out, Description("Restore oc value flag")] UINT32 Data);
> +    [WmiMethodId(55), Implemented, Description("Get Real Thremal Mode")] void GetThermalMode ([out, Description("Real Thremal Mode")] UINT32 Data);
> +    [WmiMethodId(56), Implemented, Description("Get the OC switch status in BIOS")] void GetBIOSOCMode ([out, Description("OC Mode")] UINT32 Data);
> +    [WmiMethodId(59), Implemented, Description("Get hardware info support version")] void GetHardwareInfoSupportVersion ([out, Description("version")] UINT32 Data);
> +    [WmiMethodId(60), Implemented, Description("Get Cpu core 0 max frequency")] void GetCpuFrequency ([out, Description("frequency")] UINT32 Data);
> +    [WmiMethodId(62), Implemented, Description("Check the Adapter type fit for OC")] void IsACFitForOC ([out, Description("AC check result")] UINT32 Data);
> +    [WmiMethodId(63), Implemented, Description("Is support IGPU mode")] void IsSupportIGPUMode ([out, Description("IGPU modes")] UINT32 Data);
> +    [WmiMethodId(64), Implemented, Description("Get IGPU Mode Status")] void GetIGPUModeStatus([out, Description("IGPU Mode Status")] UINT32 Data);
> +    [WmiMethodId(65), Implemented, Description("Set IGPU Mode")] void SetIGPUModeStatus([in, Description("IGPU Mode")] UINT32 mode, [out, Description("return code")] UINT32 Data);
> +    [WmiMethodId(66), Implemented, Description("Notify DGPU Status")] void NotifyDGPUStatus([in, Description("DGPU status")] UINT32 status, [out, Description("return code")] UINT32 Data);
> +    [WmiMethodId(67), Implemented, Description("Is changed Y log")] void IsChangedYLog([out, Description("Is changed Y Log")] UINT32 Data);
> +    [WmiMethodId(68), Implemented, Description("Get DGPU Hardwawre ID")] void GetDGPUHWId([out, Description("Get DGPU Hardware ID")] string Data);
> +  };
> +
> +  [WMI, Dynamic, Provider("WmiProv"), Locale("MS\\0x409"), Description("Definition of CPU OC parameter list"), guid("{B7F3CA0A-ACDC-42D2-9217-77C6C628FBD2}")]
> +  class LENOVO_GAMEZONE_CPU_OC_DATA {
> +    [key, read] string InstanceName;
> +    [read] boolean Active;
> +
> +    [WmiDataId(1), read, Description("OC tune id.")] uint32 Tuneid;
> +    [WmiDataId(2), read, Description("Default value.")] uint32 DefaultValue;
> +    [WmiDataId(3), read, Description("OC Value.")] uint32 OCValue;
> +    [WmiDataId(4), read, Description("Min Value.")] uint32 MinValue;
> +    [WmiDataId(5), read, Description("Max Value.")] uint32 MaxValue;
> +    [WmiDataId(6), read, Description("Scale Value.")] uint32 ScaleValue;
> +    [WmiDataId(7), read, Description("OC Order id.")] uint32 OCOrderid;
> +    [WmiDataId(8), read, Description("NON-OC Order id.")] uint32 NOCOrderid;
> +    [WmiDataId(9), read, Description("Delay time in ms.")] uint32 Interval;
> +  };
> +
> +  [WMI, Dynamic, Provider("WmiProv"), Locale("MS\\0x409"), Description("Definition of GPU OC parameter list"), guid("{887B54E2-DDDC-4B2C-8B88-68A26A8835D0}")]
> +  class LENOVO_GAMEZONE_GPU_OC_DATA {
> +    [key, read] string InstanceName;
> +    [read] boolean Active;
> +
> +    [WmiDataId(1), read, Description("P-State ID.")] uint32 PStateID;
> +    [WmiDataId(2), read, Description("CLOCK ID.")] uint32 ClockID;
> +    [WmiDataId(3), read, Description("Default value.")] uint32 defaultvalue;
> +    [WmiDataId(4), read, Description("OC Offset freqency.")] uint32 OCOffsetFreq;
> +    [WmiDataId(5), read, Description("OC Min offset value.")] uint32 OCMinOffset;
> +    [WmiDataId(6), read, Description("OC Max offset value.")] uint32 OCMaxOffset;
> +    [WmiDataId(7), read, Description("OC Offset Scale.")] uint32 OCOffsetScale;
> +    [WmiDataId(8), read, Description("OC Order id.")] uint32 OCOrderid;
> +    [WmiDataId(9), read, Description("NON-OC Order id.")] uint32 NOCOrderid;
> +  };
> +
> +  [WMI, Dynamic, Provider("WmiProv"), Locale("MS\\0x409"), Description("Fancooling finish event"), guid("{BC72A435-E8C1-4275-B3E2-D8B8074ABA59}")]
> +  class LENOVO_GAMEZONE_FAN_COOLING_EVENT: WMIEvent {
> +    [key, read] string InstanceName;
> +    [read] boolean Active;
> +
> +    [WmiDataId(1), read, Description("Fancooling clean finish event")] uint32 EventId;
> +  };
> +
> +  [WMI, Dynamic, Provider("WmiProv"), Locale("MS\\0x409"), Description("Smart Fan mode change event"), guid("{D320289E-8FEA-41E0-86F9-611D83151B5F}")]
> +  class LENOVO_GAMEZONE_SMART_FAN_MODE_EVENT: WMIEvent {
> +    [key, read] string InstanceName;
> +    [read] boolean Active;
> +
> +    [WmiDataId(1), read, Description("Smart Fan Mode change event")] uint32 mode;
> +    [WmiDataId(2), read, Description("version of FN+Q")] uint32 version;
> +  };
> +
> +  [WMI, Dynamic, Provider("WmiProv"), Locale("MS\\0x409"), Description("Smart Fan setting mode change event"), guid("{D320289E-8FEA-41E1-86F9-611D83151B5F}")]
> +  class LENOVO_GAMEZONE_SMART_FAN_SETTING_EVENT: WMIEvent {
> +    [key, read] string InstanceName;
> +    [read] boolean Active;
> +
> +    [WmiDataId(1), read, Description("Smart Fan Setting mode change event")] uint32 mode;
> +  };
> +
> +  [WMI, Dynamic, Provider("WmiProv"), Locale("MS\\0x409"), Description("POWER CHARGE MODE Change EVENT"), guid("{D320289E-8FEA-41E0-86F9-711D83151B5F}")]
> +  class LENOVO_GAMEZONE_POWER_CHARGE_MODE_EVENT: WMIEvent {
> +    [key, read] string InstanceName;
> +    [read] boolean Active;
> +
> +    [WmiDataId(1), read, Description("POWER CHARGE MODE Change EVENT")] uint32 mode;
> +  };
> +
> +  [WMI, Dynamic, Provider("WmiProv"), Locale("MS\\0x409"), Description("Thermal Mode Real Mode change event"), guid("{D320289E-8FEA-41E0-86F9-911D83151B5F}")]
> +  class LENOVO_GAMEZONE_THERMAL_MODE_EVENT: WMIEvent {
> +    [key, read] string InstanceName;
> +    [read] boolean Active;
> +
> +    [WmiDataId(1), read, Description("Thermal Mode Real Mode")] uint32 mode;
> +  };
> diff --git a/Documentation/wmi/devices/lenovo-wmi-other-method.rst b/Documentation/wmi/devices/lenovo-wmi-other-method.rst
> new file mode 100644
> index 000000000000..b48832726311
> --- /dev/null
> +++ b/Documentation/wmi/devices/lenovo-wmi-other-method.rst
> @@ -0,0 +1,108 @@
> +.. SPDX-License-Identifier: GPL-2.0-or-later
> +===========================================================
> +Lenovo WMI Interface Other Mode Driver (lenovo-wmi-other)
> +===========================================================
> +
> +Introduction
> +============
> +Lenovo WMI Other Mode interface is broken up into multiple GUIDs,
> +The primary Other Mode interface provides advanced power tuning features
> +such as Package Power Tracking (PPT). It is paired with multiple data block
> +GUIDs that provide context for the various methods.
> +
> +
> +Other Mode
> +----------
> +
> +WMI GUID "DC2A8805-3A8C-41BA-A6F7-092E0089CD3B"
> +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> +
> +The Other Mode WMI interface uses the firmware_attributes class to expose
> +various WMI attributes provided by the interface in the sysfs. This enables
> +CPU and GPU power limit tuning as well as various other attributes for
> +devices that fall under the "Gaming Series" of Lenovo devices. Each
> +attribute exposed by the Other Mode interface has corresponding
> +capability data blocks which allow the driver to probe details about the
> +attribute. Each attribute has multiple pages, one for each of the platform
> +profiles managed by the Gamezone interface. Attributes are exposed in sysfs
> +under the following path:
> +
> +::
> +/sys/class/firmware-attributes/lenovo-wmi-other/attributes/<attribute>/
> +
> +LENOVO_CAPABILITY_DATA_01
> +-------------------------
> +
> +WMI GUID "7A8F5407-CB67-4D6E-B547-39B3BE018154"
> +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> +
> +The LENOVO_CAPABILITY_DATA_01 interface provides information on various
> +power limits of integrated CPU and GPU components.
> +
> +Each attribute has the following properties:
> + - current_value
> + - default_value
> + - display_name
> + - max_value
> + - min_value
> + - scalar_increment
> + - type
> +
> +The following attributes are implemented:
> + - ppt_pl1_spl: Platform Profile Tracking Sustained Power Limit
> + - ppt_pl2_sppt: Platform Profile Tracking Slow Package Power Tracking
> + - ppt_pl3_fppt: Platform Profile Tracking Fast Package Power Tracking
> +
> +
> +WMI interface description
> +=========================
> +
> +The WMI interface description can be decoded from the embedded binary MOF (bmof)
> +data using the `bmfdec <https://github.com/pali/bmfdec>`_ utility:
> +
> +::
> +
> +  [WMI, Dynamic, Provider("WmiProv"), Locale("MS\\0x409"), Description("LENOVO_OTHER_METHOD class"), guid("{dc2a8805-3a8c-41ba-a6f7-092e0089cd3b}")]
> +  class LENOVO_OTHER_METHOD {
> +    [key, read] string InstanceName;
> +    [read] boolean Active;
> +
> +    [WmiMethodId(17), Implemented, Description("Get Feature Value ")] void GetFeatureValue([in] uint32 IDs, [out] uint32 value);
> +    [WmiMethodId(18), Implemented, Description("Set Feature Value ")] void SetFeatureValue([in] uint32 IDs, [in] uint32 value);
> +    [WmiMethodId(19), Implemented, Description("Get Data By Command ")] void GetDataByCommand([in] uint32 IDs, [in] uint32 Command, [out] uint32 DataSize, [out, WmiSizeIs("DataSize")] uint32 Data[]);
> +    [WmiMethodId(99), Implemented, Description("Get Data By Package for TAC")] void GetDataByPackage([in, Max(40)] uint8 Input[], [out] uint32 DataSize, [out, WmiSizeIs("DataSize")] uint8 Data[]);
> +  };
> +
> +  [WMI, Dynamic, Provider("WmiProv"), Locale("MS\\0x409"), Description("LENOVO CAPABILITY DATA 00"), guid("{362a3afe-3d96-4665-8530-96dad5bb300e}")]
> +  class LENOVO_CAPABILITY_DATA_00 {
> +    [key, read] string InstanceName;
> +    [read] boolean Active;
> +
> +    [WmiDataId(1), read, Description(" IDs.")] uint32 IDs;
> +    [WmiDataId(2), read, Description("Capability.")] uint32 Capability;
> +    [WmiDataId(3), read, Description("Capability Default Value.")] uint32 DefaultValue;
> +  };
> +
> +  [WMI, Dynamic, Provider("WmiProv"), Locale("MS\\0x409"), Description("LENOVO CAPABILITY DATA 01"), guid("{7a8f5407-cb67-4d6e-b547-39b3be018154}")]
> +  class LENOVO_CAPABILITY_DATA_01 {
> +    [key, read] string InstanceName;
> +    [read] boolean Active;
> +
> +    [WmiDataId(1), read, Description(" IDs.")] uint32 IDs;
> +    [WmiDataId(2), read, Description("Capability.")] uint32 Capability;
> +    [WmiDataId(3), read, Description("Default Value.")] uint32 DefaultValue;
> +    [WmiDataId(4), read, Description("Step.")] uint32 Step;
> +    [WmiDataId(5), read, Description("Minimum Value.")] uint32 MinValue;
> +    [WmiDataId(6), read, Description("Maximum Value.")] uint32 MaxValue;
> +  };
> +
> +  [WMI, Dynamic, Provider("WmiProv"), Locale("MS\\0x409"), Description("LENOVO CAPABILITY DATA 02"), guid("{bbf1f790-6c2f-422b-bc8c-4e7369c7f6ab}")]
> +  class LENOVO_CAPABILITY_DATA_02 {
> +    [key, read] string InstanceName;
> +    [read] boolean Active;
> +
> +    [WmiDataId(1), read, Description(" IDs.")] uint32 IDs;
> +    [WmiDataId(2), read, Description("Capability.")] uint32 Capability;
> +    [WmiDataId(3), read, Description("Data Size.")] uint32 DataSize;
> +    [WmiDataId(4), read, Description("Default Value"), WmiSizeIs("DataSize")] uint8 DefaultValue[];
> +  };
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 1afd30d00aec..675f4b26426d 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -13158,6 +13158,13 @@ S:	Maintained
>   W:	http://legousb.sourceforge.net/
>   F:	drivers/usb/misc/legousbtower.c
>   
> +LENOVO WMI DRIVERS
> +M:	Derek J. Clark <derekjohn.clark@...il.com>
> +L:	platform-driver-x86@...r.kernel.org
> +S:	Maintained
> +F:	Documentation/wmi/devices/lenovo-wmi-gamezone.rst
> +F:	Documentation/wmi/devices/lenovo-wmi-other.rst
> +
>   LENOVO WMI HOTKEY UTILITIES DRIVER
>   M:	Jackie Dong <xy-jackie@....com>
>   L:	platform-driver-x86@...r.kernel.org

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