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 help 25 This is a driver for controlling Alienware BIOS driven 26 features. It exposes an interface for controlling the AlienFX 27 zones on Alienware machines that don't contain a dedicated AlienFX 28 USB MCU such as the X51 and X51-R2. 29 30config DCDBAS 31 tristate "Dell Systems Management Base Driver" 32 default m 33 depends on X86 34 help 35 The Dell Systems Management Base Driver provides a sysfs interface 36 for systems management software to perform System Management 37 Interrupts (SMIs) and Host Control Actions (system power cycle or 38 power off after OS shutdown) on certain Dell systems. 39 40 See <file:Documentation/userspace-api/dcdbas.rst> for more details on the driver 41 and the Dell systems on which Dell systems management software makes 42 use of this driver. 43 44 Say Y or M here to enable the driver for use by Dell systems 45 management software such as Dell OpenManage. 46 47config DELL_LAPTOP 48 tristate "Dell Laptop Extras" 49 default m 50 depends on DMI 51 depends on BACKLIGHT_CLASS_DEVICE 52 depends on ACPI_VIDEO || ACPI_VIDEO = n 53 depends on RFKILL || RFKILL = n 54 depends on DELL_WMI || DELL_WMI = n 55 depends on SERIO_I8042 56 depends on DELL_SMBIOS 57 select POWER_SUPPLY 58 select LEDS_CLASS 59 select NEW_LEDS 60 help 61 This driver adds support for rfkill and backlight control to Dell 62 laptops (except for some models covered by the Compal driver). 63 64config DELL_RBU 65 tristate "BIOS update support for DELL systems via sysfs" 66 default m 67 depends on X86 68 select FW_LOADER 69 select FW_LOADER_USER_HELPER 70 help 71 Say m if you want to have the option of updating the BIOS for your 72 DELL system. Note you need a Dell OpenManage or Dell Update package (DUP) 73 supporting application to communicate with the BIOS regarding the new 74 image for the image update to take effect. 75 See <file:Documentation/admin-guide/dell_rbu.rst> for more details on the driver. 76 77config DELL_RBTN 78 tristate "Dell Airplane Mode Switch driver" 79 default m 80 depends on ACPI 81 depends on INPUT 82 depends on RFKILL 83 help 84 Say Y here if you want to support Dell Airplane Mode Switch ACPI 85 device on Dell laptops. Sometimes it has names: DELLABCE or DELRBTN. 86 This driver register rfkill device or input hotkey device depending 87 on hardware type (hw switch slider or keyboard toggle button). For 88 rfkill devices it receive HW switch events and set correct hard 89 rfkill state. 90 91 To compile this driver as a module, choose M here: the module will 92 be called dell-rbtn. 93 94# 95# The DELL_SMBIOS driver depends on ACPI_WMI and/or DCDBAS if those 96# backends are selected. The "depends" line prevents a configuration 97# where DELL_SMBIOS=y while either of those dependencies =m. 98# 99config DELL_SMBIOS 100 tristate "Dell SMBIOS driver" 101 default m 102 depends on DCDBAS || DCDBAS=n 103 depends on ACPI_WMI || ACPI_WMI=n 104 help 105 This provides support for the Dell SMBIOS calling interface. 106 If you have a Dell computer you should enable this option. 107 108 Be sure to select at least one backend for it to work properly. 109 110config DELL_SMBIOS_WMI 111 bool "Dell SMBIOS driver WMI backend" 112 default y 113 depends on ACPI_WMI 114 select DELL_WMI_DESCRIPTOR 115 depends on DELL_SMBIOS 116 help 117 This provides an implementation for the Dell SMBIOS calling interface 118 communicated over ACPI-WMI. 119 120 If you have a Dell computer from >2007 you should say Y here. 121 If you aren't sure and this module doesn't work for your computer 122 it just won't load. 123 124config DELL_SMBIOS_SMM 125 bool "Dell SMBIOS driver SMM backend" 126 default y 127 depends on DCDBAS 128 depends on DELL_SMBIOS 129 help 130 This provides an implementation for the Dell SMBIOS calling interface 131 communicated over SMI/SMM. 132 133 If you have a Dell computer from <=2017 you should say Y here. 134 If you aren't sure and this module doesn't work for your computer 135 it just won't load. 136 137config DELL_SMO8800 138 tristate "Dell Latitude freefall driver (ACPI SMO88XX)" 139 default m 140 depends on ACPI || COMPILE_TEST 141 help 142 Say Y here if you want to support SMO88XX freefall devices 143 on Dell Latitude laptops. 144 145 To compile this driver as a module, choose M here: the module will 146 be called dell-smo8800. 147 148config DELL_UART_BACKLIGHT 149 tristate "Dell AIO UART Backlight driver" 150 depends on ACPI 151 depends on BACKLIGHT_CLASS_DEVICE 152 depends on SERIAL_DEV_BUS 153 help 154 Say Y here if you want to support Dell AIO UART backlight interface. 155 The Dell AIO machines released after 2017 come with a UART interface 156 to communicate with the backlight scalar board. This driver creates 157 a standard backlight interface and talks to the scalar board through 158 UART to adjust the AIO screen brightness. 159 160 To compile this driver as a module, choose M here: the module will 161 be called dell_uart_backlight. 162 163config DELL_WMI 164 tristate "Dell WMI notifications" 165 default m 166 depends on ACPI_WMI 167 depends on DMI 168 depends on INPUT 169 depends on ACPI_VIDEO || ACPI_VIDEO = n 170 depends on DELL_SMBIOS 171 select DELL_WMI_DESCRIPTOR 172 select INPUT_SPARSEKMAP 173 help 174 Say Y here if you want to support WMI-based hotkeys on Dell laptops. 175 176 To compile this driver as a module, choose M here: the module will 177 be called dell-wmi. 178 179config DELL_WMI_PRIVACY 180 bool "Dell WMI Hardware Privacy Support" 181 depends on DELL_WMI 182 help 183 This option adds integration with the "Dell Hardware Privacy" 184 feature of Dell laptops to the dell-wmi driver. 185 186config DELL_WMI_AIO 187 tristate "WMI Hotkeys for Dell All-In-One series" 188 default m 189 depends on ACPI_WMI 190 depends on INPUT 191 select INPUT_SPARSEKMAP 192 help 193 Say Y here if you want to support WMI-based hotkeys on Dell 194 All-In-One machines. 195 196 To compile this driver as a module, choose M here: the module will 197 be called dell-wmi-aio. 198 199config DELL_WMI_DESCRIPTOR 200 tristate 201 default n 202 depends on ACPI_WMI 203 204config DELL_WMI_DDV 205 tristate "Dell WMI sensors Support" 206 default m 207 depends on ACPI_WMI 208 depends on ACPI_BATTERY || HWMON 209 help 210 This option adds support for WMI-based fan and thermal sensors 211 found on some Dell notebooks. It also supports various WMI-based battery 212 extras like reading of the battery temperature and ePPID. 213 214 To compile this drivers as a module, choose M here: the module will 215 be called dell-wmi-ddv. 216 217config DELL_WMI_LED 218 tristate "External LED on Dell Business Netbooks" 219 default m 220 depends on LEDS_CLASS 221 depends on ACPI_WMI 222 help 223 This adds support for the Latitude 2100 and similar 224 notebooks that have an external LED. 225 226config DELL_WMI_SYSMAN 227 tristate "Dell WMI-based Systems management driver" 228 default m 229 depends on ACPI_WMI 230 depends on DMI 231 select NLS 232 select FW_ATTR_CLASS 233 help 234 This driver allows changing BIOS settings on many Dell machines from 235 2018 and newer without the use of any additional software. 236 237 To compile this driver as a module, choose M here: the module will 238 be called dell-wmi-sysman. 239 240endif # X86_PLATFORM_DRIVERS_DELL 241