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