xref: /openbmc/linux/drivers/platform/x86/Kconfig (revision 5369c02d)
141b16dceSLen Brown#
241b16dceSLen Brown# X86 Platform Specific Drivers
341b16dceSLen Brown#
441b16dceSLen Brown
541b16dceSLen Brownmenuconfig X86_PLATFORM_DEVICES
641b16dceSLen Brown	bool "X86 Platform Specific Device Drivers"
741b16dceSLen Brown	default y
8a00cd11bSJan Engelhardt	depends on X86
941b16dceSLen Brown	---help---
1041b16dceSLen Brown	  Say Y here to get to see options for device drivers for various
1141b16dceSLen Brown	  x86 platforms, including vendor-specific laptop extension drivers.
1241b16dceSLen Brown	  This option alone does not add any kernel code.
1341b16dceSLen Brown
1441b16dceSLen Brown	  If you say N, all options in this submenu will be skipped and disabled.
1541b16dceSLen Brown
1641b16dceSLen Brownif X86_PLATFORM_DEVICES
1741b16dceSLen Brown
1841b16dceSLen Brownconfig ACER_WMI
1954b1ec89SCarlos Corbacho	tristate "Acer WMI Laptop Extras"
2041b16dceSLen Brown	depends on ACPI
2141b16dceSLen Brown	depends on LEDS_CLASS
2241b16dceSLen Brown	depends on NEW_LEDS
2341b16dceSLen Brown	depends on BACKLIGHT_CLASS_DEVICE
2441b16dceSLen Brown	depends on SERIO_I8042
2519d337dfSJohannes Berg	depends on RFKILL || RFKILL = n
2641b16dceSLen Brown	select ACPI_WMI
2741b16dceSLen Brown	---help---
2841b16dceSLen Brown	  This is a driver for newer Acer (and Wistron) laptops. It adds
2941b16dceSLen Brown	  wireless radio and bluetooth control, and on some laptops,
3041b16dceSLen Brown	  exposes the mail LED and LCD backlight.
3141b16dceSLen Brown
3241b16dceSLen Brown	  For more information about this driver see
3341b16dceSLen Brown	  <file:Documentation/laptops/acer-wmi.txt>
3441b16dceSLen Brown
3541b16dceSLen Brown	  If you have an ACPI-WMI compatible Acer/ Wistron laptop, say Y or M
3641b16dceSLen Brown	  here.
3741b16dceSLen Brown
38e86435ebSPeter Feuererconfig ACERHDF
39e86435ebSPeter Feuerer	tristate "Acer Aspire One temperature and fan driver"
40e86435ebSPeter Feuerer	depends on THERMAL && THERMAL_HWMON && ACPI
41e86435ebSPeter Feuerer	---help---
42e86435ebSPeter Feuerer	  This is a driver for Acer Aspire One netbooks. It allows to access
43e86435ebSPeter Feuerer	  the temperature sensor and to control the fan.
44e86435ebSPeter Feuerer
45e86435ebSPeter Feuerer	  After loading this driver the BIOS is still in control of the fan.
46e86435ebSPeter Feuerer	  To let the kernel handle the fan, do:
47e86435ebSPeter Feuerer	  echo -n enabled > /sys/class/thermal/thermal_zone0/mode
48e86435ebSPeter Feuerer
49e86435ebSPeter Feuerer	  For more information about this driver see
50e86435ebSPeter Feuerer	  <http://piie.net/files/acerhdf_README.txt>
51e86435ebSPeter Feuerer
52e86435ebSPeter Feuerer	  If you have an Acer Aspire One netbook, say Y or M
53e86435ebSPeter Feuerer	  here.
54e86435ebSPeter Feuerer
5541b16dceSLen Brownconfig ASUS_LAPTOP
566122af37SCorentin Chary	tristate "Asus Laptop Extras"
5741b16dceSLen Brown	depends on ACPI
5821ab01e2SCorentin Chary	depends on !ACPI_ASUS
59e73e2c62SCorentin Chary	select LEDS_CLASS
60e73e2c62SCorentin Chary	select NEW_LEDS
61e73e2c62SCorentin Chary	select BACKLIGHT_CLASS_DEVICE
6212d6f35bSCorentin Chary	depends on INPUT
6318e1311eSCorentin Chary	depends on RFKILL || RFKILL = n
6466a71dd1SCorentin Chary	select INPUT_SPARSEKMAP
6541b16dceSLen Brown	---help---
6641b16dceSLen Brown	  This is the new Linux driver for Asus laptops. It may also support some
6741b16dceSLen Brown	  MEDION, JVC or VICTOR laptops. It makes all the extra buttons generate
6876593d6fSCorentin Chary	  standard ACPI events and input events. It also adds
6941b16dceSLen Brown	  support for video output switching, LCD backlight control, Bluetooth and
7041b16dceSLen Brown	  Wlan control, and most importantly, allows you to blink those fancy LEDs.
7141b16dceSLen Brown
7241b16dceSLen Brown	  For more information and a userspace daemon for handling the extra
7376593d6fSCorentin Chary	  buttons see <http://acpi4asus.sf.net>.
7441b16dceSLen Brown
7541b16dceSLen Brown	  If you have an ACPI-compatible ASUS laptop, say Y or M here.
7641b16dceSLen Brown
77cad73120SLen Brownconfig DELL_LAPTOP
78cad73120SLen Brown	tristate "Dell Laptop Extras (EXPERIMENTAL)"
79cad73120SLen Brown	depends on X86
80cad73120SLen Brown	depends on DCDBAS
81cad73120SLen Brown	depends on EXPERIMENTAL
82cad73120SLen Brown	depends on BACKLIGHT_CLASS_DEVICE
8319d337dfSJohannes Berg	depends on RFKILL || RFKILL = n
84310d8c93SRandy Dunlap	depends on POWER_SUPPLY
85814cb8adSMatthew Garrett	depends on SERIO_I8042
86cad73120SLen Brown	default n
87cad73120SLen Brown	---help---
88cad73120SLen Brown	This driver adds support for rfkill and backlight control to Dell
89cad73120SLen Brown	laptops.
90cad73120SLen Brown
910b3f6109SMatthew Garrettconfig DELL_WMI
920b3f6109SMatthew Garrett	tristate "Dell WMI extras"
930b3f6109SMatthew Garrett	depends on ACPI_WMI
940b3f6109SMatthew Garrett	depends on INPUT
95890a7c8eSDmitry Torokhov	select INPUT_SPARSEKMAP
960b3f6109SMatthew Garrett	---help---
970b3f6109SMatthew Garrett	  Say Y here if you want to support WMI-based hotkeys on Dell laptops.
980b3f6109SMatthew Garrett
990b3f6109SMatthew Garrett	  To compile this driver as a module, choose M here: the module will
1000b3f6109SMatthew Garrett	  be called dell-wmi.
1010b3f6109SMatthew Garrett
10241b16dceSLen Brownconfig FUJITSU_LAPTOP
10341b16dceSLen Brown	tristate "Fujitsu Laptop Extras"
10441b16dceSLen Brown	depends on ACPI
10541b16dceSLen Brown	depends on INPUT
10641b16dceSLen Brown	depends on BACKLIGHT_CLASS_DEVICE
107c1b5310aSJonathan Woithe	depends on LEDS_CLASS || LEDS_CLASS=n
10841b16dceSLen Brown	---help---
10941b16dceSLen Brown	  This is a driver for laptops built by Fujitsu:
11041b16dceSLen Brown
11141b16dceSLen Brown	    * P2xxx/P5xxx/S6xxx/S7xxx series Lifebooks
11241b16dceSLen Brown	    * Possibly other Fujitsu laptop models
11341b16dceSLen Brown	    * Tested with S6410 and S7020
11441b16dceSLen Brown
11541b16dceSLen Brown	  It adds support for LCD brightness control and some hotkeys.
11641b16dceSLen Brown
11741b16dceSLen Brown	  If you have a Fujitsu laptop, say Y or M here.
11841b16dceSLen Brown
11941b16dceSLen Brownconfig FUJITSU_LAPTOP_DEBUG
12041b16dceSLen Brown	bool "Verbose debug mode for Fujitsu Laptop Extras"
12141b16dceSLen Brown	depends on FUJITSU_LAPTOP
12241b16dceSLen Brown	default n
12341b16dceSLen Brown	---help---
12441b16dceSLen Brown	  Enables extra debug output from the fujitsu extras driver, at the
12541b16dceSLen Brown	  expense of a slight increase in driver size.
12641b16dceSLen Brown
12741b16dceSLen Brown	  If you are not sure, say N here.
12841b16dceSLen Brown
12941b16dceSLen Brownconfig TC1100_WMI
13041b16dceSLen Brown	tristate "HP Compaq TC1100 Tablet WMI Extras (EXPERIMENTAL)"
13141b16dceSLen Brown	depends on !X86_64
13241b16dceSLen Brown	depends on EXPERIMENTAL
13341b16dceSLen Brown	depends on ACPI
13441b16dceSLen Brown	select ACPI_WMI
13541b16dceSLen Brown	---help---
13641b16dceSLen Brown	  This is a driver for the WMI extensions (wireless and bluetooth power
13741b16dceSLen Brown	  control) of the HP Compaq TC1100 tablet.
13841b16dceSLen Brown
13941b16dceSLen Brownconfig HP_WMI
14041b16dceSLen Brown	tristate "HP WMI extras"
14141b16dceSLen Brown	depends on ACPI_WMI
14241b16dceSLen Brown	depends on INPUT
14319d337dfSJohannes Berg	depends on RFKILL || RFKILL = n
1444d291ed7SDmitry Torokhov	select INPUT_SPARSEKMAP
14541b16dceSLen Brown	help
14641b16dceSLen Brown	 Say Y here if you want to support WMI-based hotkeys on HP laptops and
14741b16dceSLen Brown	 to read data from WMI such as docking or ambient light sensor state.
14841b16dceSLen Brown
14941b16dceSLen Brown	 To compile this driver as a module, choose M here: the module will
15041b16dceSLen Brown	 be called hp-wmi.
15141b16dceSLen Brown
15241b16dceSLen Brownconfig MSI_LAPTOP
15341b16dceSLen Brown	tristate "MSI Laptop Extras"
15441b16dceSLen Brown	depends on ACPI
15541b16dceSLen Brown	depends on BACKLIGHT_CLASS_DEVICE
156410c1765SRandy Dunlap	depends on RFKILL
15781f61484SRandy Dunlap	depends on SERIO_I8042
15841b16dceSLen Brown	---help---
15941b16dceSLen Brown	  This is a driver for laptops built by MSI (MICRO-STAR
16041b16dceSLen Brown	  INTERNATIONAL):
16141b16dceSLen Brown
16241b16dceSLen Brown	  MSI MegaBook S270 (MS-1013)
16341b16dceSLen Brown	  Cytron/TCM/Medion/Tchibo MD96100/SAM2000
16441b16dceSLen Brown
16541b16dceSLen Brown	  It adds support for Bluetooth, WLAN and LCD brightness control.
16641b16dceSLen Brown
16741b16dceSLen Brown	  More information about this driver is available at
16841b16dceSLen Brown	  <http://0pointer.de/lennart/tchibo.html>.
16941b16dceSLen Brown
17041b16dceSLen Brown	  If you have an MSI S270 laptop, say Y or M here.
17141b16dceSLen Brown
17241b16dceSLen Brownconfig PANASONIC_LAPTOP
17341b16dceSLen Brown	tristate "Panasonic Laptop Extras"
17441b16dceSLen Brown	depends on INPUT && ACPI
17541b16dceSLen Brown	depends on BACKLIGHT_CLASS_DEVICE
1761a765cacSDmitry Torokhov	select INPUT_SPARSEKMAP
17741b16dceSLen Brown	---help---
17841b16dceSLen Brown	  This driver adds support for access to backlight control and hotkeys
17941b16dceSLen Brown	  on Panasonic Let's Note laptops.
18041b16dceSLen Brown
18141b16dceSLen Brown	  If you have a Panasonic Let's note laptop (such as the R1(N variant),
18241b16dceSLen Brown	  R2, R3, R5, T2, W2 and Y2 series), say Y.
18341b16dceSLen Brown
18441b16dceSLen Brownconfig COMPAL_LAPTOP
18541b16dceSLen Brown	tristate "Compal Laptop Extras"
18641b16dceSLen Brown	depends on ACPI
18741b16dceSLen Brown	depends on BACKLIGHT_CLASS_DEVICE
18851c1410bSIngo Molnar	depends on RFKILL
189c2834145SRandy Dunlap	depends on HWMON
1905ca56718SRandy Dunlap	depends on POWER_SUPPLY
19141b16dceSLen Brown	---help---
19241b16dceSLen Brown	  This is a driver for laptops built by Compal:
19341b16dceSLen Brown
19441b16dceSLen Brown	  Compal FL90/IFL90
19541b16dceSLen Brown	  Compal FL91/IFL91
19641b16dceSLen Brown	  Compal FL92/JFL92
19741b16dceSLen Brown	  Compal FT00/IFT00
19841b16dceSLen Brown
19941b16dceSLen Brown	  It adds support for Bluetooth, WLAN and LCD brightness control.
20041b16dceSLen Brown
20141b16dceSLen Brown	  If you have an Compal FL9x/IFL9x/FT00 laptop, say Y or M here.
20241b16dceSLen Brown
20341b16dceSLen Brownconfig SONY_LAPTOP
20441b16dceSLen Brown	tristate "Sony Laptop Extras"
20541b16dceSLen Brown	depends on ACPI
20641b16dceSLen Brown	select BACKLIGHT_CLASS_DEVICE
20741b16dceSLen Brown	depends on INPUT
20814bd3136SAlexander Beregalov	depends on RFKILL
20941b16dceSLen Brown	  ---help---
21041b16dceSLen Brown	  This mini-driver drives the SNC and SPIC devices present in the ACPI
21141b16dceSLen Brown	  BIOS of the Sony Vaio laptops.
21241b16dceSLen Brown
21341b16dceSLen Brown	  It gives access to some extra laptop functionalities like Bluetooth,
21441b16dceSLen Brown	  screen brightness control, Fn keys and allows powering on/off some
21541b16dceSLen Brown	  devices.
21641b16dceSLen Brown
21741b16dceSLen Brown	  Read <file:Documentation/laptops/sony-laptop.txt> for more information.
21841b16dceSLen Brown
21941b16dceSLen Brownconfig SONYPI_COMPAT
22041b16dceSLen Brown	bool "Sonypi compatibility"
22141b16dceSLen Brown	depends on SONY_LAPTOP
22241b16dceSLen Brown	  ---help---
22341b16dceSLen Brown	  Build the sonypi driver compatibility code into the sony-laptop driver.
22441b16dceSLen Brown
22557ac3b05SIke Panhcconfig IDEAPAD_LAPTOP
22657ac3b05SIke Panhc	tristate "Lenovo IdeaPad Laptop Extras"
22758ac7aa0SDavid Woodhouse	depends on ACPI
22858ac7aa0SDavid Woodhouse	depends on RFKILL
22958ac7aa0SDavid Woodhouse	help
23058ac7aa0SDavid Woodhouse	  This is a driver for the rfkill switches on Lenovo IdeaPad netbooks.
23158ac7aa0SDavid Woodhouse
23241b16dceSLen Brownconfig THINKPAD_ACPI
23341b16dceSLen Brown	tristate "ThinkPad ACPI Laptop Extras"
23441b16dceSLen Brown	depends on ACPI
235d263da31SCorentin Chary	depends on INPUT
23619d337dfSJohannes Berg	depends on RFKILL || RFKILL = n
23741b16dceSLen Brown	select BACKLIGHT_LCD_SUPPORT
23841b16dceSLen Brown	select BACKLIGHT_CLASS_DEVICE
23941b16dceSLen Brown	select HWMON
24041b16dceSLen Brown	select NVRAM
24141b16dceSLen Brown	select NEW_LEDS
24241b16dceSLen Brown	select LEDS_CLASS
24341b16dceSLen Brown	---help---
24441b16dceSLen Brown	  This is a driver for the IBM and Lenovo ThinkPad laptops. It adds
24541b16dceSLen Brown	  support for Fn-Fx key combinations, Bluetooth control, video
24641b16dceSLen Brown	  output switching, ThinkLight control, UltraBay eject and more.
24741b16dceSLen Brown	  For more information about this driver see
24841b16dceSLen Brown	  <file:Documentation/laptops/thinkpad-acpi.txt> and
24941b16dceSLen Brown	  <http://ibm-acpi.sf.net/> .
25041b16dceSLen Brown
25141b16dceSLen Brown	  This driver was formerly known as ibm-acpi.
25241b16dceSLen Brown
2536e5b08eeSHenrique de Moraes Holschuh	  Extra functionality will be available if the rfkill (CONFIG_RFKILL)
2546e5b08eeSHenrique de Moraes Holschuh	  and/or ALSA (CONFIG_SND) subsystems are available in the kernel.
2556e5b08eeSHenrique de Moraes Holschuh	  Note that if you want ThinkPad-ACPI to be built-in instead of
2566e5b08eeSHenrique de Moraes Holschuh	  modular, ALSA and rfkill will also have to be built-in.
2576e5b08eeSHenrique de Moraes Holschuh
25841b16dceSLen Brown	  If you have an IBM or Lenovo ThinkPad laptop, say Y or M here.
25941b16dceSLen Brown
260ff850c33SHenrique de Moraes Holschuhconfig THINKPAD_ACPI_ALSA_SUPPORT
261ff850c33SHenrique de Moraes Holschuh	bool "Console audio control ALSA interface"
262ff850c33SHenrique de Moraes Holschuh	depends on THINKPAD_ACPI
263ff850c33SHenrique de Moraes Holschuh	depends on SND
264ff850c33SHenrique de Moraes Holschuh	depends on SND = y || THINKPAD_ACPI = SND
265ff850c33SHenrique de Moraes Holschuh	default y
266ff850c33SHenrique de Moraes Holschuh	---help---
267ff850c33SHenrique de Moraes Holschuh	  Enables monitoring of the built-in console audio output control
268ff850c33SHenrique de Moraes Holschuh	  (headphone and speakers), which is operated by the mute and (in
269ff850c33SHenrique de Moraes Holschuh	  some ThinkPad models) volume hotkeys.
270ff850c33SHenrique de Moraes Holschuh
271ff850c33SHenrique de Moraes Holschuh	  If this option is enabled, ThinkPad-ACPI will export an ALSA card
272ff850c33SHenrique de Moraes Holschuh	  with a single read-only mixer control, which should be used for
273ff850c33SHenrique de Moraes Holschuh	  on-screen-display feedback purposes by the Desktop Environment.
274ff850c33SHenrique de Moraes Holschuh
275ff850c33SHenrique de Moraes Holschuh	  Optionally, the driver will also allow software control (the
276ff850c33SHenrique de Moraes Holschuh	  ALSA mixer will be made read-write).  Please refer to the driver
277ff850c33SHenrique de Moraes Holschuh	  documentation for details.
278ff850c33SHenrique de Moraes Holschuh
279ff850c33SHenrique de Moraes Holschuh	  All IBM models have both volume and mute control.  Newer Lenovo
280ff850c33SHenrique de Moraes Holschuh	  models only have mute control (the volume hotkeys are just normal
281ff850c33SHenrique de Moraes Holschuh	  keys and volume control is done through the main HDA mixer).
282ff850c33SHenrique de Moraes Holschuh
283a73f3091SHenrique de Moraes Holschuhconfig THINKPAD_ACPI_DEBUGFACILITIES
284a73f3091SHenrique de Moraes Holschuh	bool "Maintainer debug facilities"
285a73f3091SHenrique de Moraes Holschuh	depends on THINKPAD_ACPI
286a73f3091SHenrique de Moraes Holschuh	default n
287a73f3091SHenrique de Moraes Holschuh	---help---
288a73f3091SHenrique de Moraes Holschuh	  Enables extra stuff in the thinkpad-acpi which is completely useless
289a73f3091SHenrique de Moraes Holschuh	  for normal use.  Read the driver source to find out what it does.
290a73f3091SHenrique de Moraes Holschuh
291a73f3091SHenrique de Moraes Holschuh	  Say N here, unless you were told by a kernel maintainer to do
292a73f3091SHenrique de Moraes Holschuh	  otherwise.
293a73f3091SHenrique de Moraes Holschuh
29441b16dceSLen Brownconfig THINKPAD_ACPI_DEBUG
29541b16dceSLen Brown	bool "Verbose debug mode"
29641b16dceSLen Brown	depends on THINKPAD_ACPI
29741b16dceSLen Brown	default n
29841b16dceSLen Brown	---help---
29941b16dceSLen Brown	  Enables extra debugging information, at the expense of a slightly
30041b16dceSLen Brown	  increase in driver size.
30141b16dceSLen Brown
30241b16dceSLen Brown	  If you are not sure, say N here.
30341b16dceSLen Brown
304a4d5effcSHenrique de Moraes Holschuhconfig THINKPAD_ACPI_UNSAFE_LEDS
305a4d5effcSHenrique de Moraes Holschuh	bool "Allow control of important LEDs (unsafe)"
306a4d5effcSHenrique de Moraes Holschuh	depends on THINKPAD_ACPI
307a4d5effcSHenrique de Moraes Holschuh	default n
308a4d5effcSHenrique de Moraes Holschuh	---help---
309a4d5effcSHenrique de Moraes Holschuh	  Overriding LED state on ThinkPads can mask important
310a4d5effcSHenrique de Moraes Holschuh	  firmware alerts (like critical battery condition), or misled
311a4d5effcSHenrique de Moraes Holschuh	  the user into damaging the hardware (undocking or ejecting
312a4d5effcSHenrique de Moraes Holschuh	  the bay while buses are still active), etc.
313a4d5effcSHenrique de Moraes Holschuh
314a4d5effcSHenrique de Moraes Holschuh	  LED control on the ThinkPad is write-only (with very few
315a4d5effcSHenrique de Moraes Holschuh	  exceptions on very ancient models), which makes it
316a4d5effcSHenrique de Moraes Holschuh	  impossible to know beforehand if important information will
317a4d5effcSHenrique de Moraes Holschuh	  be lost when one changes LED state.
318a4d5effcSHenrique de Moraes Holschuh
319a4d5effcSHenrique de Moraes Holschuh	  Users that know what they are doing can enable this option
320a4d5effcSHenrique de Moraes Holschuh	  and the driver will allow control of every LED, including
321a4d5effcSHenrique de Moraes Holschuh	  the ones on the dock stations.
322a4d5effcSHenrique de Moraes Holschuh
323a4d5effcSHenrique de Moraes Holschuh	  Never enable this option on a distribution kernel.
324a4d5effcSHenrique de Moraes Holschuh
325a4d5effcSHenrique de Moraes Holschuh	  Say N here, unless you are building a kernel for your own
326a4d5effcSHenrique de Moraes Holschuh	  use, and need to control the important firmware LEDs.
327a4d5effcSHenrique de Moraes Holschuh
32841b16dceSLen Brownconfig THINKPAD_ACPI_VIDEO
32941b16dceSLen Brown	bool "Video output control support"
33041b16dceSLen Brown	depends on THINKPAD_ACPI
33141b16dceSLen Brown	default y
33241b16dceSLen Brown	---help---
33341b16dceSLen Brown	  Allows the thinkpad_acpi driver to provide an interface to control
33441b16dceSLen Brown	  the various video output ports.
33541b16dceSLen Brown
33641b16dceSLen Brown	  This feature often won't work well, depending on ThinkPad model,
33741b16dceSLen Brown	  display state, video output devices in use, whether there is a X
33841b16dceSLen Brown	  server running, phase of the moon, and the current mood of
33941b16dceSLen Brown	  Schroedinger's cat.  If you can use X.org's RandR to control
34041b16dceSLen Brown	  your ThinkPad's video output ports instead of this feature,
341b525c06cSHenrique de Moraes Holschuh	  don't think twice: do it and say N here to save memory and avoid
342b525c06cSHenrique de Moraes Holschuh	  bad interactions with X.org.
34341b16dceSLen Brown
344b525c06cSHenrique de Moraes Holschuh	  NOTE: access to this feature is limited to processes with the
345b525c06cSHenrique de Moraes Holschuh	  CAP_SYS_ADMIN capability, to avoid local DoS issues in platforms
346b525c06cSHenrique de Moraes Holschuh	  where it interacts badly with X.org.
347b525c06cSHenrique de Moraes Holschuh
348b525c06cSHenrique de Moraes Holschuh	  If you are not sure, say Y here but do try to check if you could
349b525c06cSHenrique de Moraes Holschuh	  be using X.org RandR instead.
35041b16dceSLen Brown
35141b16dceSLen Brownconfig THINKPAD_ACPI_HOTKEY_POLL
35241b16dceSLen Brown	bool "Support NVRAM polling for hot keys"
35341b16dceSLen Brown	depends on THINKPAD_ACPI
35441b16dceSLen Brown	default y
35541b16dceSLen Brown	---help---
35641b16dceSLen Brown	  Some thinkpad models benefit from NVRAM polling to detect a few of
35741b16dceSLen Brown	  the hot key press events.  If you know your ThinkPad model does not
35841b16dceSLen Brown	  need to do NVRAM polling to support any of the hot keys you use,
35941b16dceSLen Brown	  unselecting this option will save about 1kB of memory.
36041b16dceSLen Brown
36141b16dceSLen Brown	  ThinkPads T40 and newer, R52 and newer, and X31 and newer are
36241b16dceSLen Brown	  unlikely to need NVRAM polling in their latest BIOS versions.
36341b16dceSLen Brown
36441b16dceSLen Brown	  NVRAM polling can detect at most the following keys: ThinkPad/Access
36541b16dceSLen Brown	  IBM, Zoom, Switch Display (fn+F7), ThinkLight, Volume up/down/mute,
36641b16dceSLen Brown	  Brightness up/down, Display Expand (fn+F8), Hibernate (fn+F12).
36741b16dceSLen Brown
36841b16dceSLen Brown	  If you are not sure, say Y here.  The driver enables polling only if
36941b16dceSLen Brown	  it is strictly necessary to do so.
37041b16dceSLen Brown
371bd9fc3a7SJean Delvareconfig SENSORS_HDAPS
372bd9fc3a7SJean Delvare	tristate "Thinkpad Hard Drive Active Protection System (hdaps)"
373bd9fc3a7SJean Delvare	depends on INPUT && X86
374bd9fc3a7SJean Delvare	select INPUT_POLLDEV
375bd9fc3a7SJean Delvare	default n
376bd9fc3a7SJean Delvare	help
377bd9fc3a7SJean Delvare	  This driver provides support for the IBM Hard Drive Active Protection
378bd9fc3a7SJean Delvare	  System (hdaps), which provides an accelerometer and other misc. data.
379bd9fc3a7SJean Delvare	  ThinkPads starting with the R50, T41, and X40 are supported.  The
380bd9fc3a7SJean Delvare	  accelerometer data is readable via sysfs.
381bd9fc3a7SJean Delvare
382bd9fc3a7SJean Delvare	  This driver also provides an absolute input class device, allowing
383bd9fc3a7SJean Delvare	  the laptop to act as a pinball machine-esque joystick.
384bd9fc3a7SJean Delvare
385bd9fc3a7SJean Delvare	  If your ThinkPad is not recognized by the driver, please update to latest
386bd9fc3a7SJean Delvare	  BIOS. This is especially the case for some R52 ThinkPads.
387bd9fc3a7SJean Delvare
388bd9fc3a7SJean Delvare	  Say Y here if you have an applicable laptop and want to experience
389bd9fc3a7SJean Delvare	  the awesome power of hdaps.
390bd9fc3a7SJean Delvare
39141b16dceSLen Brownconfig INTEL_MENLOW
39241b16dceSLen Brown	tristate "Thermal Management driver for Intel menlow platform"
39341b16dceSLen Brown	depends on ACPI_THERMAL
39441b16dceSLen Brown	select THERMAL
39541b16dceSLen Brown	---help---
39641b16dceSLen Brown	  ACPI thermal management enhancement driver on
39741b16dceSLen Brown	  Intel Menlow platform.
39841b16dceSLen Brown
39941b16dceSLen Brown	  If unsure, say N.
40041b16dceSLen Brown
40141b16dceSLen Brownconfig EEEPC_LAPTOP
40241b16dceSLen Brown	tristate "Eee PC Hotkey Driver (EXPERIMENTAL)"
40341b16dceSLen Brown	depends on ACPI
4043a5093eeSAlexey Dobriyan	depends on INPUT
40541b16dceSLen Brown	depends on EXPERIMENTAL
40619d337dfSJohannes Berg	depends on RFKILL || RFKILL = n
40744b3615bSIngo Molnar	depends on HOTPLUG_PCI
408d97c0defSLen Brown	select BACKLIGHT_CLASS_DEVICE
409d97c0defSLen Brown	select HWMON
4103c0eb510SCorentin Chary	select LEDS_CLASS
4113c0eb510SCorentin Chary	select NEW_LEDS
412642e0447SDmitry Torokhov	select INPUT_SPARSEKMAP
41341b16dceSLen Brown	---help---
41441b16dceSLen Brown	  This driver supports the Fn-Fx keys on Eee PC laptops.
41576593d6fSCorentin Chary
41676593d6fSCorentin Chary	  It  also gives access to some extra laptop functionalities like
41776593d6fSCorentin Chary	  Bluetooth, backlight and allows powering on/off some other
41876593d6fSCorentin Chary	  devices.
41941b16dceSLen Brown
42041b16dceSLen Brown	  If you have an Eee PC laptop, say Y or M here.
42141b16dceSLen Brown
422ee027e4aSYong Wangconfig EEEPC_WMI
423ee027e4aSYong Wang	tristate "Eee PC WMI Hotkey Driver (EXPERIMENTAL)"
424ee027e4aSYong Wang	depends on ACPI_WMI
425ee027e4aSYong Wang	depends on INPUT
426ee027e4aSYong Wang	depends on EXPERIMENTAL
42789a7644bSRandy Dunlap	depends on BACKLIGHT_CLASS_DEVICE
428fb48aef7SIngo Molnar	select INPUT_SPARSEKMAP
429ee027e4aSYong Wang	---help---
430ee027e4aSYong Wang	  Say Y here if you want to support WMI-based hotkeys on Eee PC laptops.
431ee027e4aSYong Wang
432ee027e4aSYong Wang	  To compile this driver as a module, choose M here: the module will
433ee027e4aSYong Wang	  be called eeepc-wmi.
434b4f9fe12SLen Brown
435b4f9fe12SLen Brownconfig ACPI_WMI
4365fcdd177SCarlos Corbacho	tristate "WMI"
437b4f9fe12SLen Brown	depends on ACPI
438b4f9fe12SLen Brown	help
439b4f9fe12SLen Brown	  This driver adds support for the ACPI-WMI (Windows Management
440b4f9fe12SLen Brown	  Instrumentation) mapper device (PNP0C14) found on some systems.
441b4f9fe12SLen Brown
442b4f9fe12SLen Brown	  ACPI-WMI is a proprietary extension to ACPI to expose parts of the
443b4f9fe12SLen Brown	  ACPI firmware to userspace - this is done through various vendor
444b4f9fe12SLen Brown	  defined methods and data blocks in a PNP0C14 device, which are then
445b4f9fe12SLen Brown	  made available for userspace to call.
446b4f9fe12SLen Brown
447b4f9fe12SLen Brown	  The implementation of this in Linux currently only exposes this to
448b4f9fe12SLen Brown	  other kernel space drivers.
449b4f9fe12SLen Brown
450b4f9fe12SLen Brown	  This driver is a required dependency to build the firmware specific
451b4f9fe12SLen Brown	  drivers needed on many machines, including Acer and HP laptops.
452b4f9fe12SLen Brown
453b4f9fe12SLen Brown	  It is safe to enable this driver even if your DSDT doesn't define
454b4f9fe12SLen Brown	  any ACPI-WMI devices.
455b4f9fe12SLen Brown
456d12d8bafSThomas Renningerconfig MSI_WMI
457d12d8bafSThomas Renninger	tristate "MSI WMI extras"
458d12d8bafSThomas Renninger	depends on ACPI_WMI
459d12d8bafSThomas Renninger	depends on INPUT
460de078e57SAnisse Astier	depends on BACKLIGHT_CLASS_DEVICE
461c30116c6SAnisse Astier	select INPUT_SPARSEKMAP
462d12d8bafSThomas Renninger	help
463d12d8bafSThomas Renninger	 Say Y here if you want to support WMI-based hotkeys on MSI laptops.
464d12d8bafSThomas Renninger
465d12d8bafSThomas Renninger	 To compile this driver as a module, choose M here: the module will
466d12d8bafSThomas Renninger	 be called msi-wmi.
467d12d8bafSThomas Renninger
468b4f9fe12SLen Brownconfig ACPI_ASUS
4696122af37SCorentin Chary	tristate "ASUS/Medion Laptop Extras (DEPRECATED)"
470b4f9fe12SLen Brown	depends on ACPI
471b4f9fe12SLen Brown	select BACKLIGHT_CLASS_DEVICE
472b4f9fe12SLen Brown	---help---
473b4f9fe12SLen Brown	  This driver provides support for extra features of ACPI-compatible
474b4f9fe12SLen Brown	  ASUS laptops. As some of Medion laptops are made by ASUS, it may also
475b4f9fe12SLen Brown	  support some Medion laptops (such as 9675 for example).  It makes all
476b4f9fe12SLen Brown	  the extra buttons generate standard ACPI events that go through
477b4f9fe12SLen Brown	  /proc/acpi/events, and (on some models) adds support for changing the
478b4f9fe12SLen Brown	  display brightness and output, switching the LCD backlight on and off,
479b4f9fe12SLen Brown	  and most importantly, allows you to blink those fancy LEDs intended
480b4f9fe12SLen Brown	  for reporting mail and wireless status.
481b4f9fe12SLen Brown
482b4f9fe12SLen Brown	  Note: display switching code is currently considered EXPERIMENTAL,
483b4f9fe12SLen Brown	  toying with these values may even lock your machine.
484b4f9fe12SLen Brown
485b4f9fe12SLen Brown	  All settings are changed via /proc/acpi/asus directory entries. Owner
486b4f9fe12SLen Brown	  and group for these entries can be set with asus_uid and asus_gid
487b4f9fe12SLen Brown	  parameters.
488b4f9fe12SLen Brown
489b4f9fe12SLen Brown	  More information and a userspace daemon for handling the extra buttons
49076593d6fSCorentin Chary	  at <http://acpi4asus.sf.net>.
491b4f9fe12SLen Brown
492b4f9fe12SLen Brown	  If you have an ACPI-compatible ASUS laptop, say Y or M here. This
493b4f9fe12SLen Brown	  driver is still under development, so if your laptop is unsupported or
494b4f9fe12SLen Brown	  something works not quite as expected, please use the mailing list
495b4f9fe12SLen Brown	  available on the above page (acpi4asus-user@lists.sourceforge.net).
496b4f9fe12SLen Brown
497b4f9fe12SLen Brown	  NOTE: This driver is deprecated and will probably be removed soon,
498b4f9fe12SLen Brown	  use asus-laptop instead.
499b4f9fe12SLen Brown
5009caeb532SHerton Ronaldo Krzesinskiconfig TOPSTAR_LAPTOP
5019caeb532SHerton Ronaldo Krzesinski	tristate "Topstar Laptop Extras"
5029caeb532SHerton Ronaldo Krzesinski	depends on ACPI
5039caeb532SHerton Ronaldo Krzesinski	depends on INPUT
50497490f1cSDmitry Torokhov	select INPUT_SPARSEKMAP
5059caeb532SHerton Ronaldo Krzesinski	---help---
5069caeb532SHerton Ronaldo Krzesinski	  This driver adds support for hotkeys found on Topstar laptops.
5079caeb532SHerton Ronaldo Krzesinski
5089caeb532SHerton Ronaldo Krzesinski	  If you have a Topstar laptop, say Y or M here.
5099caeb532SHerton Ronaldo Krzesinski
510b4f9fe12SLen Brownconfig ACPI_TOSHIBA
511b4f9fe12SLen Brown	tristate "Toshiba Laptop Extras"
512b4f9fe12SLen Brown	depends on ACPI
513c76a3e1dSJonathan Corbet	depends on LEDS_CLASS
514c76a3e1dSJonathan Corbet	depends on NEW_LEDS
515c76a3e1dSJonathan Corbet	depends on BACKLIGHT_CLASS_DEVICE
516b4f9fe12SLen Brown	depends on INPUT
51719d337dfSJohannes Berg	depends on RFKILL || RFKILL = n
518b4f9fe12SLen Brown	select INPUT_POLLDEV
519384a7cd9SDmitry Torokhov	select INPUT_SPARSEKMAP
520b4f9fe12SLen Brown	---help---
521b4f9fe12SLen Brown	  This driver adds support for access to certain system settings
522b4f9fe12SLen Brown	  on "legacy free" Toshiba laptops.  These laptops can be recognized by
523b4f9fe12SLen Brown	  their lack of a BIOS setup menu and APM support.
524b4f9fe12SLen Brown
525b4f9fe12SLen Brown	  On these machines, all system configuration is handled through the
526b4f9fe12SLen Brown	  ACPI.  This driver is required for access to controls not covered
527b4f9fe12SLen Brown	  by the general ACPI drivers, such as LCD brightness, video output,
528b4f9fe12SLen Brown	  etc.
529b4f9fe12SLen Brown
530b4f9fe12SLen Brown	  This driver differs from the non-ACPI Toshiba laptop driver (located
531b4f9fe12SLen Brown	  under "Processor type and features") in several aspects.
532b4f9fe12SLen Brown	  Configuration is accessed by reading and writing text files in the
533b4f9fe12SLen Brown	  /proc tree instead of by program interface to /dev.  Furthermore, no
534b4f9fe12SLen Brown	  power management functions are exposed, as those are handled by the
535b4f9fe12SLen Brown	  general ACPI drivers.
536b4f9fe12SLen Brown
537b4f9fe12SLen Brown	  More information about this driver is available at
538b4f9fe12SLen Brown	  <http://memebeam.org/toys/ToshibaAcpiDriver>.
539b4f9fe12SLen Brown
540b4f9fe12SLen Brown	  If you have a legacy free Toshiba laptop (such as the Libretto L1
541b4f9fe12SLen Brown	  series), say Y.
54242b4e9eeSJes Sorensen
54342b4e9eeSJes Sorensenconfig TOSHIBA_BT_RFKILL
54442b4e9eeSJes Sorensen	tristate "Toshiba Bluetooth RFKill switch support"
54542b4e9eeSJes Sorensen	depends on ACPI
54642b4e9eeSJes Sorensen	---help---
54742b4e9eeSJes Sorensen	  This driver adds support for Bluetooth events for the RFKill
54842b4e9eeSJes Sorensen	  switch on modern Toshiba laptops with full ACPI support and
54942b4e9eeSJes Sorensen	  an RFKill switch.
55042b4e9eeSJes Sorensen
55142b4e9eeSJes Sorensen	  This driver handles RFKill events for the TOS6205 Bluetooth,
55242b4e9eeSJes Sorensen	  and re-enables it when the switch is set back to the 'on'
55342b4e9eeSJes Sorensen	  position.
55442b4e9eeSJes Sorensen
55542b4e9eeSJes Sorensen	  If you have a modern Toshiba laptop with a Bluetooth and an
55642b4e9eeSJes Sorensen	  RFKill switch (such as the Portege R500), say Y.
557529aa8cbSThadeu Lima de Souza Cascardo
558529aa8cbSThadeu Lima de Souza Cascardoconfig ACPI_CMPC
559529aa8cbSThadeu Lima de Souza Cascardo	tristate "CMPC Laptop Extras"
560529aa8cbSThadeu Lima de Souza Cascardo	depends on X86 && ACPI
561f35843edSThadeu Lima de Souza Cascardo	depends on RFKILL || RFKILL=n
562529aa8cbSThadeu Lima de Souza Cascardo	select INPUT
563529aa8cbSThadeu Lima de Souza Cascardo	select BACKLIGHT_CLASS_DEVICE
564529aa8cbSThadeu Lima de Souza Cascardo	default n
565529aa8cbSThadeu Lima de Souza Cascardo	help
566529aa8cbSThadeu Lima de Souza Cascardo	  Support for Intel Classmate PC ACPI devices, including some
567529aa8cbSThadeu Lima de Souza Cascardo	  keys as input device, backlight device, tablet and accelerometer
568529aa8cbSThadeu Lima de Souza Cascardo	  devices.
569529aa8cbSThadeu Lima de Souza Cascardo
5709a58a333SSreedhara DSconfig INTEL_SCU_IPC
5719a58a333SSreedhara DS	bool "Intel SCU IPC Support"
5729a58a333SSreedhara DS	depends on X86_MRST
5739a58a333SSreedhara DS	default y
5749a58a333SSreedhara DS	---help---
5759a58a333SSreedhara DS	  IPC is used to bridge the communications between kernel and SCU on
5766c62673cSMatthew Garrett	  some embedded Intel x86 platforms. This is not needed for PC-type
5776c62673cSMatthew Garrett	  machines.
5789a58a333SSreedhara DS
5795369c02dSSreedhara DSconfig INTEL_SCU_IPC_UTIL
5805369c02dSSreedhara DS	tristate "Intel SCU IPC utility driver"
5815369c02dSSreedhara DS	depends on INTEL_SCU_IPC
5825369c02dSSreedhara DS	default y
5835369c02dSSreedhara DS	---help---
5845369c02dSSreedhara DS	  The IPC Util driver provides an interface with the SCU enabling
5855369c02dSSreedhara DS	  low level access for debug work and updating the firmware. Say
5865369c02dSSreedhara DS	  N unless you will be doing this on an Intel MID platform.
5875369c02dSSreedhara DS
58889507787SAlek Duconfig GPIO_INTEL_PMIC
58989507787SAlek Du	bool "Intel PMIC GPIO support"
59089507787SAlek Du	depends on INTEL_SCU_IPC && GPIOLIB
59189507787SAlek Du	---help---
59289507787SAlek Du	  Say Y here to support GPIO via the SCU IPC interface
59389507787SAlek Du	  on Intel MID platforms.
59489507787SAlek Du
595c715a38bSAlan Coxconfig RAR_REGISTER
596c715a38bSAlan Cox	bool "Restricted Access Region Register Driver"
597c715a38bSAlan Cox	depends on PCI && X86_MRST
598c715a38bSAlan Cox	default n
599c715a38bSAlan Cox	---help---
600c715a38bSAlan Cox	  This driver allows other kernel drivers access to the
601c715a38bSAlan Cox	  contents of the restricted access region control registers.
602c715a38bSAlan Cox
603c715a38bSAlan Cox	  The restricted access region control registers
604c715a38bSAlan Cox	  (rar_registers) are used to pass address and
605c715a38bSAlan Cox	  locking information on restricted access regions
606c715a38bSAlan Cox	  to other drivers that use restricted access regions.
607c715a38bSAlan Cox
608c715a38bSAlan Cox	  The restricted access regions are regions of memory
609c715a38bSAlan Cox	  on the Intel MID Platform that are not accessible to
610c715a38bSAlan Cox	  the x86 processor, but are accessible to dedicated
611c715a38bSAlan Cox	  processors on board peripheral devices.
612c715a38bSAlan Cox
613c715a38bSAlan Cox	  The purpose of the restricted access regions is to
614c715a38bSAlan Cox	  protect sensitive data from compromise by unauthorized
615c715a38bSAlan Cox	  programs running on the x86 processor.
616c715a38bSAlan Cox
617aa7ffc01SJesse Barnesconfig INTEL_IPS
618aa7ffc01SJesse Barnes	tristate "Intel Intelligent Power Sharing"
619aa7ffc01SJesse Barnes	depends on ACPI
620aa7ffc01SJesse Barnes	---help---
621aa7ffc01SJesse Barnes	  Intel Calpella platforms support dynamic power sharing between the
622aa7ffc01SJesse Barnes	  CPU and GPU, maximizing performance in a given TDP.  This driver,
623aa7ffc01SJesse Barnes	  along with the CPU frequency and i915 drivers, provides that
624aa7ffc01SJesse Barnes	  functionality.  If in doubt, say Y here; it will only load on
625aa7ffc01SJesse Barnes	  supported platforms.
626aa7ffc01SJesse Barnes
62735f0ce03SVernon Maueryconfig IBM_RTL
62835f0ce03SVernon Mauery	tristate "Device driver to enable PRTL support"
62935f0ce03SVernon Mauery	depends on X86 && PCI
63035f0ce03SVernon Mauery	---help---
63135f0ce03SVernon Mauery	 Enable support for IBM Premium Real Time Mode (PRTM).
63235f0ce03SVernon Mauery	 This module will allow you the enter and exit PRTM in the BIOS via
63335f0ce03SVernon Mauery	 sysfs on platforms that support this feature.  System in PRTM will
63435f0ce03SVernon Mauery	 not receive CPU-generated SMIs for recoverable errors.  Use of this
63535f0ce03SVernon Mauery	 feature without proper support may void your hardware warranty.
63635f0ce03SVernon Mauery
63735f0ce03SVernon Mauery	 If the proper BIOS support is found the driver will load and create
63835f0ce03SVernon Mauery	 /sys/devices/system/ibm_rtl/.  The "state" variable will indicate
63935f0ce03SVernon Mauery	 whether or not the BIOS is in PRTM.
64035f0ce03SVernon Mauery	 state = 0 (BIOS SMIs on)
64135f0ce03SVernon Mauery	 state = 1 (BIOS SMIs off)
64235f0ce03SVernon Mauery
643260586d2SDaniel Drakeconfig XO1_RFKILL
644260586d2SDaniel Drake	tristate "OLPC XO-1 software RF kill switch"
645260586d2SDaniel Drake	depends on OLPC
646260586d2SDaniel Drake	depends on RFKILL
647260586d2SDaniel Drake	---help---
648260586d2SDaniel Drake	  Support for enabling/disabling the WLAN interface on the OLPC XO-1
649260586d2SDaniel Drake	  laptop.
650260586d2SDaniel Drake
65141b16dceSLen Brownendif # X86_PLATFORM_DEVICES
652