1# SPDX-License-Identifier: GPL-2.0-only 2# 3# Dell X86 Platform Specific Drivers 4# 5 6menuconfig X86_PLATFORM_DRIVERS_DELL 7 bool "Dell X86 Platform Specific Device Drivers" 8 help 9 Say Y here to get to see options for device drivers for various 10 Dell x86 platforms, including vendor-specific laptop extension drivers. 11 This option alone does not add any kernel code. 12 13 If you say N, all options in this submenu will be skipped and disabled. 14 15if X86_PLATFORM_DRIVERS_DELL 16 17config ALIENWARE_WMI 18 tristate "Alienware Special feature control" 19 default m 20 depends on ACPI 21 depends on ACPI_WMI 22 depends on DMI 23 depends on LEDS_CLASS 24 depends on NEW_LEDS 25 help 26 This is a driver for controlling Alienware WMI driven features. 27 28 On legacy devices, it exposes an interface for controlling the AlienFX 29 zones on Alienware machines that don't contain a dedicated 30 AlienFX USB MCU such as the X51 and X51-R2. 31 32 On newer devices, it exposes the AWCC thermal control interface through 33 known Kernel APIs. 34 35config ALIENWARE_WMI_LEGACY 36 bool "Alienware Legacy WMI device driver" 37 default y 38 depends on ALIENWARE_WMI 39 help 40 Legacy Alienware WMI driver with AlienFX LED control capabilities. 41 42config ALIENWARE_WMI_WMAX 43 bool "Alienware WMAX WMI device driver" 44 default y 45 depends on ALIENWARE_WMI 46 select ACPI_PLATFORM_PROFILE 47 help 48 Alienware WMI driver with AlienFX LED, HDMI, amplifier, deep sleep and 49 AWCC thermal control capabilities. 50 51config DCDBAS 52 tristate "Dell Systems Management Base Driver" 53 default m 54 depends on X86 55 help 56 The Dell Systems Management Base Driver provides a sysfs interface 57 for systems management software to perform System Management 58 Interrupts (SMIs) and Host Control Actions (system power cycle or 59 power off after OS shutdown) on certain Dell systems. 60 61 See <file:Documentation/userspace-api/dcdbas.rst> for more details on the driver 62 and the Dell systems on which Dell systems management software makes 63 use of this driver. 64 65 Say Y or M here to enable the driver for use by Dell systems 66 management software such as Dell OpenManage. 67 68config DELL_LAPTOP 69 tristate "Dell Laptop Extras" 70 default m 71 depends on DMI 72 depends on BACKLIGHT_CLASS_DEVICE 73 depends on ACPI_BATTERY 74 depends on ACPI_VIDEO || ACPI_VIDEO = n 75 depends on RFKILL || RFKILL = n 76 depends on DELL_WMI || DELL_WMI = n 77 depends on SERIO_I8042 78 depends on DELL_SMBIOS 79 select POWER_SUPPLY 80 select LEDS_CLASS 81 select NEW_LEDS 82 help 83 This driver adds support for rfkill and backlight control to Dell 84 laptops (except for some models covered by the Compal driver). 85 86config DELL_RBU 87 tristate "BIOS update support for DELL systems via sysfs" 88 default m 89 depends on X86 90 select FW_LOADER 91 select FW_LOADER_USER_HELPER 92 help 93 Say m if you want to have the option of updating the BIOS for your 94 DELL system. Note you need a Dell OpenManage or Dell Update package (DUP) 95 supporting application to communicate with the BIOS regarding the new 96 image for the image update to take effect. 97 See <file:Documentation/admin-guide/dell_rbu.rst> for more details on the driver. 98 99config DELL_RBTN 100 tristate "Dell Airplane Mode Switch driver" 101 default m 102 depends on ACPI 103 depends on INPUT 104 depends on RFKILL 105 help 106 Say Y here if you want to support Dell Airplane Mode Switch ACPI 107 device on Dell laptops. Sometimes it has names: DELLABCE or DELRBTN. 108 This driver register rfkill device or input hotkey device depending 109 on hardware type (hw switch slider or keyboard toggle button). For 110 rfkill devices it receive HW switch events and set correct hard 111 rfkill state. 112 113 To compile this driver as a module, choose M here: the module will 114 be called dell-rbtn. 115 116config DELL_PC 117 tristate "Dell PC Extras" 118 default m 119 depends on ACPI 120 depends on DMI 121 depends on DELL_SMBIOS 122 select ACPI_PLATFORM_PROFILE 123 help 124 This driver adds support for controlling the fan modes via platform_profile 125 on supported Dell systems regardless of formfactor. 126 Module will simply do nothing if thermal management commands are not 127 supported. 128 129# 130# The DELL_SMBIOS driver depends on ACPI_WMI and/or DCDBAS if those 131# backends are selected. The "depends" line prevents a configuration 132# where DELL_SMBIOS=y while either of those dependencies =m. 133# 134config DELL_SMBIOS 135 tristate "Dell SMBIOS driver" 136 default m 137 depends on DCDBAS || DCDBAS=n 138 depends on ACPI_WMI || ACPI_WMI=n 139 help 140 This provides support for the Dell SMBIOS calling interface. 141 If you have a Dell computer you should enable this option. 142 143 Be sure to select at least one backend for it to work properly. 144 145config DELL_SMBIOS_WMI 146 bool "Dell SMBIOS driver WMI backend" 147 default y 148 depends on ACPI_WMI 149 select DELL_WMI_DESCRIPTOR 150 depends on DELL_SMBIOS 151 help 152 This provides an implementation for the Dell SMBIOS calling interface 153 communicated over ACPI-WMI. 154 155 If you have a Dell computer from >2007 you should say Y here. 156 If you aren't sure and this module doesn't work for your computer 157 it just won't load. 158 159config DELL_SMBIOS_SMM 160 bool "Dell SMBIOS driver SMM backend" 161 default y 162 depends on DCDBAS 163 depends on DELL_SMBIOS 164 help 165 This provides an implementation for the Dell SMBIOS calling interface 166 communicated over SMI/SMM. 167 168 If you have a Dell computer from <=2017 you should say Y here. 169 If you aren't sure and this module doesn't work for your computer 170 it just won't load. 171 172config DELL_SMO8800 173 tristate "Dell Latitude freefall driver (ACPI SMO88XX)" 174 default m 175 depends on I2C 176 depends on ACPI || COMPILE_TEST 177 help 178 Say Y here if you want to support SMO88XX freefall devices 179 on Dell Latitude laptops. 180 181 To compile this driver as a module, choose M here: the module will 182 be called dell-smo8800. 183 184config DELL_UART_BACKLIGHT 185 tristate "Dell AIO UART Backlight driver" 186 depends on ACPI 187 depends on ACPI_VIDEO 188 depends on BACKLIGHT_CLASS_DEVICE 189 depends on SERIAL_DEV_BUS 190 help 191 Say Y here if you want to support Dell AIO UART backlight interface. 192 The Dell AIO machines released after 2017 come with a UART interface 193 to communicate with the backlight scalar board. This driver creates 194 a standard backlight interface and talks to the scalar board through 195 UART to adjust the AIO screen brightness. 196 197 To compile this driver as a module, choose M here: the module will 198 be called dell_uart_backlight. 199 200config DELL_WMI 201 tristate "Dell WMI notifications" 202 default m 203 depends on ACPI_WMI 204 depends on DMI 205 depends on INPUT 206 depends on ACPI_VIDEO || ACPI_VIDEO = n 207 depends on DELL_SMBIOS 208 select DELL_WMI_DESCRIPTOR 209 select INPUT_SPARSEKMAP 210 help 211 Say Y here if you want to support WMI-based hotkeys on Dell laptops. 212 213 To compile this driver as a module, choose M here: the module will 214 be called dell-wmi. 215 216config DELL_WMI_PRIVACY 217 bool "Dell WMI Hardware Privacy Support" 218 depends on DELL_WMI 219 depends on ACPI_EC 220 help 221 This option adds integration with the "Dell Hardware Privacy" 222 feature of Dell laptops to the dell-wmi driver. 223 224config DELL_WMI_AIO 225 tristate "WMI Hotkeys for Dell All-In-One series" 226 default m 227 depends on ACPI_WMI 228 depends on INPUT 229 select INPUT_SPARSEKMAP 230 help 231 Say Y here if you want to support WMI-based hotkeys on Dell 232 All-In-One machines. 233 234 To compile this driver as a module, choose M here: the module will 235 be called dell-wmi-aio. 236 237config DELL_WMI_DESCRIPTOR 238 tristate 239 default n 240 depends on ACPI_WMI 241 242config DELL_WMI_DDV 243 tristate "Dell WMI sensors Support" 244 default m 245 depends on ACPI_WMI 246 depends on ACPI_BATTERY || HWMON 247 help 248 This option adds support for WMI-based fan and thermal sensors 249 found on some Dell notebooks. It also supports various WMI-based battery 250 extras like reading of the battery temperature and ePPID. 251 252 To compile this drivers as a module, choose M here: the module will 253 be called dell-wmi-ddv. 254 255config DELL_WMI_LED 256 tristate "External LED on Dell Business Netbooks" 257 default m 258 depends on LEDS_CLASS 259 depends on ACPI_WMI 260 help 261 This adds support for the Latitude 2100 and similar 262 notebooks that have an external LED. 263 264config DELL_WMI_SYSMAN 265 tristate "Dell WMI-based Systems management driver" 266 default m 267 depends on ACPI_WMI 268 depends on DMI 269 select NLS 270 select FW_ATTR_CLASS 271 help 272 This driver allows changing BIOS settings on many Dell machines from 273 2018 and newer without the use of any additional software. 274 275 To compile this driver as a module, choose M here: the module will 276 be called dell-wmi-sysman. 277 278endif # X86_PLATFORM_DRIVERS_DELL 279