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