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+# SPDX-License-Identifier: GPL-2.0-only
+#
+# Lenovo X86 Platform Specific Drivers
+#
+
+config IDEAPAD_LAPTOP
+ tristate "Lenovo IdeaPad Laptop Extras"
+ depends on ACPI
+ depends on ACPI_BATTERY
+ depends on RFKILL && INPUT
+ depends on SERIO_I8042
+ depends on BACKLIGHT_CLASS_DEVICE
+ depends on ACPI_VIDEO || ACPI_VIDEO = n
+ depends on ACPI_WMI || ACPI_WMI = n
+ select ACPI_PLATFORM_PROFILE
+ select INPUT_SPARSEKMAP
+ select NEW_LEDS
+ select LEDS_CLASS
+ help
+ This is a driver for Lenovo IdeaPad netbooks contains drivers for
+ rfkill switch, hotkey, fan control and backlight control.
+
+config LENOVO_WMI_HOTKEY_UTILITIES
+ tristate "Lenovo Hotkey Utility WMI extras driver"
+ depends on ACPI_WMI
+ select NEW_LEDS
+ select LEDS_CLASS
+ imply IDEAPAD_LAPTOP
+ help
+ This driver provides WMI support for Lenovo customized hotkeys function,
+ such as LED control for audio/mic mute event for Ideapad, YOGA, XiaoXin,
+ Gaming, ThinkBook and so on.
+
+config LENOVO_WMI_CAMERA
+ tristate "Lenovo WMI Camera Button driver"
+ depends on ACPI_WMI
+ depends on INPUT
+ help
+ This driver provides support for Lenovo camera button. The Camera
+ button is a GPIO device. This driver receives ACPI notifications when
+ the camera button is switched on/off.
+
+ To compile this driver as a module, choose M here: the module
+ will be called lenovo-wmi-camera.
+
+config LENOVO_YMC
+ tristate "Lenovo Yoga Tablet Mode Control"
+ depends on ACPI_WMI
+ depends on INPUT
+ depends on IDEAPAD_LAPTOP
+ select INPUT_SPARSEKMAP
+ help
+ This driver maps the Tablet Mode Control switch to SW_TABLET_MODE input
+ events for Lenovo Yoga notebooks.
+
+config THINKPAD_ACPI
+ tristate "ThinkPad ACPI Laptop Extras"
+ depends on ACPI_EC
+ depends on ACPI_BATTERY
+ depends on INPUT
+ depends on RFKILL || RFKILL = n
+ depends on ACPI_VIDEO || ACPI_VIDEO = n
+ depends on BACKLIGHT_CLASS_DEVICE
+ depends on I2C
+ depends on DRM
+ select ACPI_PLATFORM_PROFILE
+ select DRM_PRIVACY_SCREEN
+ select HWMON
+ select NVRAM
+ select NEW_LEDS
+ select LEDS_CLASS
+ select INPUT_SPARSEKMAP
+ help
+ This is a driver for the IBM and Lenovo ThinkPad laptops. It adds
+ support for Fn-Fx key combinations, Bluetooth control, video
+ output switching, ThinkLight control, UltraBay eject and more.
+ For more information about this driver see
+ <file:Documentation/admin-guide/laptops/thinkpad-acpi.rst> and
+ <http://ibm-acpi.sf.net/> .
+
+ This driver was formerly known as ibm-acpi.
+
+ Extra functionality will be available if the rfkill (CONFIG_RFKILL)
+ and/or ALSA (CONFIG_SND) subsystems are available in the kernel.
+ Note that if you want ThinkPad-ACPI to be built-in instead of
+ modular, ALSA and rfkill will also have to be built-in.
+
+ If you have an IBM or Lenovo ThinkPad laptop, say Y or M here.
+
+config THINKPAD_ACPI_ALSA_SUPPORT
+ bool "Console audio control ALSA interface"
+ depends on THINKPAD_ACPI
+ depends on SND
+ depends on SND = y || THINKPAD_ACPI = SND
+ default y
+ help
+ Enables monitoring of the built-in console audio output control
+ (headphone and speakers), which is operated by the mute and (in
+ some ThinkPad models) volume hotkeys.
+
+ If this option is enabled, ThinkPad-ACPI will export an ALSA card
+ with a single read-only mixer control, which should be used for
+ on-screen-display feedback purposes by the Desktop Environment.
+
+ Optionally, the driver will also allow software control (the
+ ALSA mixer will be made read-write). Please refer to the driver
+ documentation for details.
+
+ All IBM models have both volume and mute control. Newer Lenovo
+ models only have mute control (the volume hotkeys are just normal
+ keys and volume control is done through the main HDA mixer).
+
+config THINKPAD_ACPI_DEBUGFACILITIES
+ bool "Maintainer debug facilities"
+ depends on THINKPAD_ACPI
+ help
+ Enables extra stuff in the thinkpad-acpi which is completely useless
+ for normal use. Read the driver source to find out what it does.
+
+ Say N here, unless you were told by a kernel maintainer to do
+ otherwise.
+
+config THINKPAD_ACPI_DEBUG
+ bool "Verbose debug mode"
+ depends on THINKPAD_ACPI
+ help
+ Enables extra debugging information, at the expense of a slightly
+ increase in driver size.
+
+ If you are not sure, say N here.
+
+config THINKPAD_ACPI_UNSAFE_LEDS
+ bool "Allow control of important LEDs (unsafe)"
+ depends on THINKPAD_ACPI
+ help
+ Overriding LED state on ThinkPads can mask important
+ firmware alerts (like critical battery condition), or misled
+ the user into damaging the hardware (undocking or ejecting
+ the bay while buses are still active), etc.
+
+ LED control on the ThinkPad is write-only (with very few
+ exceptions on very ancient models), which makes it
+ impossible to know beforehand if important information will
+ be lost when one changes LED state.
+
+ Users that know what they are doing can enable this option
+ and the driver will allow control of every LED, including
+ the ones on the dock stations.
+
+ Never enable this option on a distribution kernel.
+
+ Say N here, unless you are building a kernel for your own
+ use, and need to control the important firmware LEDs.
+
+config THINKPAD_ACPI_VIDEO
+ bool "Video output control support"
+ depends on THINKPAD_ACPI
+ default y
+ help
+ Allows the thinkpad_acpi driver to provide an interface to control
+ the various video output ports.
+
+ This feature often won't work well, depending on ThinkPad model,
+ display state, video output devices in use, whether there is a X
+ server running, phase of the moon, and the current mood of
+ Schroedinger's cat. If you can use X.org's RandR to control
+ your ThinkPad's video output ports instead of this feature,
+ don't think twice: do it and say N here to save memory and avoid
+ bad interactions with X.org.
+
+ NOTE: access to this feature is limited to processes with the
+ CAP_SYS_ADMIN capability, to avoid local DoS issues in platforms
+ where it interacts badly with X.org.
+
+ If you are not sure, say Y here but do try to check if you could
+ be using X.org RandR instead.
+
+config THINKPAD_ACPI_HOTKEY_POLL
+ bool "Support NVRAM polling for hot keys"
+ depends on THINKPAD_ACPI
+ default y
+ help
+ Some thinkpad models benefit from NVRAM polling to detect a few of
+ the hot key press events. If you know your ThinkPad model does not
+ need to do NVRAM polling to support any of the hot keys you use,
+ unselecting this option will save about 1kB of memory.
+
+ ThinkPads T40 and newer, R52 and newer, and X31 and newer are
+ unlikely to need NVRAM polling in their latest BIOS versions.
+
+ NVRAM polling can detect at most the following keys: ThinkPad/Access
+ IBM, Zoom, Switch Display (fn+F7), ThinkLight, Volume up/down/mute,
+ Brightness up/down, Display Expand (fn+F8), Hibernate (fn+F12).
+
+ If you are not sure, say Y here. The driver enables polling only if
+ it is strictly necessary to do so.
+
+config THINKPAD_LMI
+ tristate "Lenovo WMI-based systems management driver"
+ depends on ACPI_WMI
+ depends on DMI
+ select FW_ATTR_CLASS
+ help
+ This driver allows changing BIOS settings on Lenovo machines whose
+ BIOS support the WMI interface.
+
+ To compile this driver as a module, choose M here: the module will
+ be called think-lmi.
+
+config YOGABOOK
+ tristate "Lenovo Yoga Book tablet key driver"
+ depends on ACPI_WMI
+ depends on INPUT
+ depends on I2C
+ select LEDS_CLASS
+ select NEW_LEDS
+ help
+ Say Y here if you want to support the 'Pen' key and keyboard backlight
+ control on the Lenovo Yoga Book tablets.
+
+ To compile this driver as a module, choose M here: the module will
+ be called lenovo-yogabook.
+
+config YT2_1380
+ tristate "Lenovo Yoga Tablet 2 1380 fast charge driver"
+ depends on SERIAL_DEV_BUS
+ depends on EXTCON
+ depends on ACPI
+ help
+ Say Y here to enable support for the custom fast charging protocol
+ found on the Lenovo Yoga Tablet 2 1380F / 1380L models.
+
+ To compile this driver as a module, choose M here: the module will
+ be called lenovo-yogabook.
+
+config LENOVO_WMI_DATA01
+ tristate
+ depends on ACPI_WMI
+
+config LENOVO_WMI_EVENTS
+ tristate
+ depends on ACPI_WMI
+
+config LENOVO_WMI_HELPERS
+ tristate
+ depends on ACPI_WMI
+
+config LENOVO_WMI_GAMEZONE
+ tristate "Lenovo GameZone WMI Driver"
+ depends on ACPI_WMI
+ depends on DMI
+ select ACPI_PLATFORM_PROFILE
+ select LENOVO_WMI_EVENTS
+ select LENOVO_WMI_HELPERS
+ select LENOVO_WMI_TUNING
+ help
+ Say Y here if you have a WMI aware Lenovo Legion device and would like to use the
+ platform-profile firmware interface to manage power usage.
+
+ 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.