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/drivers/platform/x86/Kconfig

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   1#
   2# X86 Platform Specific Drivers
   3#
   4
   5menuconfig X86_PLATFORM_DEVICES
   6	bool "X86 Platform Specific Device Drivers"
   7	default y
   8	depends on X86
   9	---help---
  10	  Say Y here to get to see options for device drivers for various
  11	  x86 platforms, including vendor-specific laptop extension drivers.
  12	  This option alone does not add any kernel code.
  13
  14	  If you say N, all options in this submenu will be skipped and disabled.
  15
  16if X86_PLATFORM_DEVICES
  17
  18config ACER_WMI
  19	tristate "Acer WMI Laptop Extras"
  20	depends on ACPI
  21	select LEDS_CLASS
  22	select NEW_LEDS
  23	depends on BACKLIGHT_CLASS_DEVICE
  24	depends on SERIO_I8042
  25	depends on INPUT
  26	depends on RFKILL || RFKILL = n
  27	depends on ACPI_WMI
  28	select INPUT_SPARSEKMAP
  29	# Acer WMI depends on ACPI_VIDEO when ACPI is enabled
  30        select ACPI_VIDEO if ACPI
  31	---help---
  32	  This is a driver for newer Acer (and Wistron) laptops. It adds
  33	  wireless radio and bluetooth control, and on some laptops,
  34	  exposes the mail LED and LCD backlight.
  35
  36	  If you have an ACPI-WMI compatible Acer/ Wistron laptop, say Y or M
  37	  here.
  38
  39config ACERHDF
  40	tristate "Acer Aspire One temperature and fan driver"
  41	depends on ACPI && THERMAL
  42	select THERMAL_GOV_BANG_BANG
  43	---help---
  44	  This is a driver for Acer Aspire One netbooks. It allows to access
  45	  the temperature sensor and to control the fan.
  46
  47	  After loading this driver the BIOS is still in control of the fan.
  48	  To let the kernel handle the fan, do:
  49	  echo -n enabled > /sys/class/thermal/thermal_zone0/mode
  50
  51	  For more information about this driver see
  52	  <http://piie.net/files/acerhdf_README.txt>
  53
  54	  If you have an Acer Aspire One netbook, say Y or M
  55	  here.
  56
  57config ALIENWARE_WMI
  58	tristate "Alienware Special feature control"
  59	depends on ACPI
  60	depends on LEDS_CLASS
  61	depends on NEW_LEDS
  62	depends on ACPI_WMI
  63	---help---
  64	 This is a driver for controlling Alienware BIOS driven
  65	 features.  It exposes an interface for controlling the AlienFX
  66	 zones on Alienware machines that don't contain a dedicated AlienFX
  67	 USB MCU such as the X51 and X51-R2.
  68
  69config ASUS_LAPTOP
  70	tristate "Asus Laptop Extras"
  71	depends on ACPI
  72	select LEDS_CLASS
  73	select NEW_LEDS
  74	depends on BACKLIGHT_CLASS_DEVICE
  75	depends on INPUT
  76	depends on RFKILL || RFKILL = n
  77	depends on ACPI_VIDEO || ACPI_VIDEO = n
  78	select INPUT_SPARSEKMAP
  79	select INPUT_POLLDEV
  80	---help---
  81	  This is a driver for Asus laptops, Lenovo SL and the Pegatron
  82	  Lucid tablet. It may also support some MEDION, JVC or VICTOR
  83	  laptops. It makes all the extra buttons generate standard
  84	  ACPI events and input events, and on the Lucid the built-in
  85	  accelerometer appears as an input device.  It also adds
  86	  support for video output switching, LCD backlight control,
  87	  Bluetooth and Wlan control, and most importantly, allows you
  88	  to blink those fancy LEDs.
  89
  90	  For more information see <http://acpi4asus.sf.net>.
  91
  92	  If you have an ACPI-compatible ASUS laptop, say Y or M here.
  93
  94config DELL_SMBIOS
  95	tristate "Dell SMBIOS Support"
  96	depends on DCDBAS
  97	default n
  98	---help---
  99	This module provides common functions for kernel modules using
 100	Dell SMBIOS.
 101
 102	If you have a Dell laptop, say Y or M here.
 103
 104config DELL_LAPTOP
 105	tristate "Dell Laptop Extras"
 106	depends on DELL_SMBIOS
 107	depends on DMI
 108	depends on BACKLIGHT_CLASS_DEVICE
 109	depends on ACPI_VIDEO || ACPI_VIDEO = n
 110	depends on RFKILL || RFKILL = n
 111	depends on SERIO_I8042
 112	select POWER_SUPPLY
 113	select LEDS_CLASS
 114	select NEW_LEDS
 115	default n
 116	---help---
 117	This driver adds support for rfkill and backlight control to Dell
 118	laptops (except for some models covered by the Compal driver).
 119
 120config DELL_WMI
 121	tristate "Dell WMI extras"
 122	depends on ACPI_WMI
 123	depends on DMI
 124	depends on INPUT
 125	depends on ACPI_VIDEO || ACPI_VIDEO = n
 126	depends on DELL_SMBIOS
 127	select INPUT_SPARSEKMAP
 128	---help---
 129	  Say Y here if you want to support WMI-based hotkeys on Dell laptops.
 130
 131	  To compile this driver as a module, choose M here: the module will
 132	  be called dell-wmi.
 133
 134config DELL_WMI_AIO
 135	tristate "WMI Hotkeys for Dell All-In-One series"
 136	depends on ACPI_WMI
 137	depends on INPUT
 138	select INPUT_SPARSEKMAP
 139	---help---
 140	  Say Y here if you want to support WMI-based hotkeys on Dell
 141	  All-In-One machines.
 142
 143	  To compile this driver as a module, choose M here: the module will
 144	  be called dell-wmi-aio.
 145
 146config DELL_SMO8800
 147	tristate "Dell Latitude freefall driver (ACPI SMO88XX)"
 148	depends on ACPI
 149	---help---
 150	  Say Y here if you want to support SMO88XX freefall devices
 151	  on Dell Latitude laptops.
 152
 153	  To compile this driver as a module, choose M here: the module will
 154	  be called dell-smo8800.
 155
 156config DELL_RBTN
 157	tristate "Dell Airplane Mode Switch driver"
 158	depends on ACPI
 159	depends on INPUT
 160	depends on RFKILL
 161	---help---
 162	  Say Y here if you want to support Dell Airplane Mode Switch ACPI
 163	  device on Dell laptops. Sometimes it has names: DELLABCE or DELRBTN.
 164	  This driver register rfkill device or input hotkey device depending
 165	  on hardware type (hw switch slider or keyboard toggle button). For
 166	  rfkill devices it receive HW switch events and set correct hard
 167	  rfkill state.
 168
 169	  To compile this driver as a module, choose M here: the module will
 170	  be called dell-rbtn.
 171
 172
 173config FUJITSU_LAPTOP
 174	tristate "Fujitsu Laptop Extras"
 175	depends on ACPI
 176	depends on INPUT
 177	depends on BACKLIGHT_CLASS_DEVICE
 178	depends on ACPI_VIDEO || ACPI_VIDEO = n
 179	depends on LEDS_CLASS || LEDS_CLASS=n
 180	---help---
 181	  This is a driver for laptops built by Fujitsu:
 182
 183	    * P2xxx/P5xxx/S6xxx/S7xxx series Lifebooks
 184	    * Possibly other Fujitsu laptop models
 185	    * Tested with S6410 and S7020
 186
 187	  It adds support for LCD brightness control and some hotkeys.
 188
 189	  If you have a Fujitsu laptop, say Y or M here.
 190
 191config FUJITSU_LAPTOP_DEBUG
 192	bool "Verbose debug mode for Fujitsu Laptop Extras"
 193	depends on FUJITSU_LAPTOP
 194	default n
 195	---help---
 196	  Enables extra debug output from the fujitsu extras driver, at the
 197	  expense of a slight increase in driver size.
 198
 199	  If you are not sure, say N here.
 200
 201config FUJITSU_TABLET
 202       tristate "Fujitsu Tablet Extras"
 203       depends on ACPI
 204       depends on INPUT
 205       ---help---
 206         This is a driver for tablets built by Fujitsu:
 207
 208           * Lifebook P1510/P1610/P1620/Txxxx
 209           * Stylistic ST5xxx
 210           * Possibly other Fujitsu tablet models
 211
 212         It adds support for the panel buttons, docking station detection,
 213         tablet/notebook mode detection for convertible and
 214         orientation detection for docked slates.
 215
 216         If you have a Fujitsu convertible or slate, say Y or M here.
 217
 218config AMILO_RFKILL
 219	tristate "Fujitsu-Siemens Amilo rfkill support"
 220	depends on RFKILL
 221	depends on SERIO_I8042
 222	---help---
 223	  This is a driver for enabling wifi on some Fujitsu-Siemens Amilo
 224	  laptops.
 225
 226config TC1100_WMI
 227	tristate "HP Compaq TC1100 Tablet WMI Extras"
 228	depends on !X86_64
 229	depends on ACPI
 230	depends on ACPI_WMI
 231	---help---
 232	  This is a driver for the WMI extensions (wireless and bluetooth power
 233	  control) of the HP Compaq TC1100 tablet.
 234
 235config HP_ACCEL
 236	tristate "HP laptop accelerometer"
 237	depends on INPUT && ACPI
 238	depends on SERIO_I8042
 239	select SENSORS_LIS3LV02D
 240	select NEW_LEDS
 241	select LEDS_CLASS
 242	help
 243	  This driver provides support for the "Mobile Data Protection System 3D"
 244	  or "3D DriveGuard" feature of HP laptops. On such systems the driver
 245	  should load automatically (via ACPI alias).
 246
 247	  Support for a led indicating disk protection will be provided as
 248	  hp::hddprotect. For more information on the feature, refer to
 249	  Documentation/misc-devices/lis3lv02d.
 250
 251	  To compile this driver as a module, choose M here: the module will
 252	  be called hp_accel.
 253
 254config HP_WIRELESS
 255	tristate "HP wireless button"
 256	depends on ACPI
 257	depends on INPUT
 258	help
 259	 This driver provides supports for new HP wireless button for Windows 8.
 260	 On such systems the driver should load automatically (via ACPI alias).
 261
 262	 To compile this driver as a module, choose M here: the module will
 263	 be called hp-wireless.
 264
 265config HP_WMI
 266	tristate "HP WMI extras"
 267	depends on ACPI_WMI
 268	depends on INPUT
 269	depends on RFKILL || RFKILL = n
 270	select INPUT_SPARSEKMAP
 271	help
 272	 Say Y here if you want to support WMI-based hotkeys on HP laptops and
 273	 to read data from WMI such as docking or ambient light sensor state.
 274
 275	 To compile this driver as a module, choose M here: the module will
 276	 be called hp-wmi.
 277
 278config MSI_LAPTOP
 279	tristate "MSI Laptop Extras"
 280	depends on ACPI
 281	depends on BACKLIGHT_CLASS_DEVICE
 282	depends on ACPI_VIDEO || ACPI_VIDEO = n
 283	depends on RFKILL
 284	depends on INPUT && SERIO_I8042
 285	select INPUT_SPARSEKMAP
 286	---help---
 287	  This is a driver for laptops built by MSI (MICRO-STAR
 288	  INTERNATIONAL):
 289
 290	  MSI MegaBook S270 (MS-1013)
 291	  Cytron/TCM/Medion/Tchibo MD96100/SAM2000
 292
 293	  It adds support for Bluetooth, WLAN and LCD brightness control.
 294
 295	  More information about this driver is available at
 296	  <http://0pointer.de/lennart/tchibo.html>.
 297
 298	  If you have an MSI S270 laptop, say Y or M here.
 299
 300config PANASONIC_LAPTOP
 301	tristate "Panasonic Laptop Extras"
 302	depends on INPUT && ACPI
 303	depends on BACKLIGHT_CLASS_DEVICE
 304	select INPUT_SPARSEKMAP
 305	---help---
 306	  This driver adds support for access to backlight control and hotkeys
 307	  on Panasonic Let's Note laptops.
 308
 309	  If you have a Panasonic Let's note laptop (such as the R1(N variant),
 310	  R2, R3, R5, T2, W2 and Y2 series), say Y.
 311
 312config COMPAL_LAPTOP
 313	tristate "Compal (and others) Laptop Extras"
 314	depends on ACPI
 315	depends on BACKLIGHT_CLASS_DEVICE
 316	depends on ACPI_VIDEO || ACPI_VIDEO = n
 317	depends on RFKILL
 318	depends on HWMON
 319	depends on POWER_SUPPLY
 320	---help---
 321	  This is a driver for laptops built by Compal, and some models by
 322	  other brands (e.g. Dell, Toshiba).
 323
 324	  It adds support for rfkill, Bluetooth, WLAN, LCD brightness, hwmon
 325	  and battery charging level control.
 326
 327	  For a (possibly incomplete) list of supported laptops, please refer
 328	  to: Documentation/platform/x86-laptop-drivers.txt
 329
 330config SONY_LAPTOP
 331	tristate "Sony Laptop Extras"
 332	depends on ACPI
 333	depends on ACPI_VIDEO || ACPI_VIDEO = n
 334	depends on BACKLIGHT_CLASS_DEVICE
 335	depends on INPUT
 336	depends on RFKILL
 337	  ---help---
 338	  This mini-driver drives the SNC and SPIC devices present in the ACPI
 339	  BIOS of the Sony Vaio laptops.
 340
 341	  It gives access to some extra laptop functionalities like Bluetooth,
 342	  screen brightness control, Fn keys and allows powering on/off some
 343	  devices.
 344
 345	  Read <file:Documentation/laptops/sony-laptop.txt> for more information.
 346
 347config SONYPI_COMPAT
 348	bool "Sonypi compatibility"
 349	depends on SONY_LAPTOP
 350	  ---help---
 351	  Build the sonypi driver compatibility code into the sony-laptop driver.
 352
 353config IDEAPAD_LAPTOP
 354	tristate "Lenovo IdeaPad Laptop Extras"
 355	depends on ACPI
 356	depends on RFKILL && INPUT
 357	depends on SERIO_I8042
 358	depends on BACKLIGHT_CLASS_DEVICE
 359	depends on ACPI_VIDEO || ACPI_VIDEO = n
 360	depends on ACPI_WMI || ACPI_WMI = n
 361	select INPUT_SPARSEKMAP
 362	help
 363	  This is a driver for Lenovo IdeaPad netbooks contains drivers for
 364	  rfkill switch, hotkey, fan control and backlight control.
 365
 366config THINKPAD_ACPI
 367	tristate "ThinkPad ACPI Laptop Extras"
 368	depends on ACPI
 369	depends on INPUT
 370	depends on RFKILL || RFKILL = n
 371	depends on ACPI_VIDEO || ACPI_VIDEO = n
 372	depends on BACKLIGHT_CLASS_DEVICE
 373	select HWMON
 374	select NVRAM
 375	select NEW_LEDS
 376	select LEDS_CLASS
 377	---help---
 378	  This is a driver for the IBM and Lenovo ThinkPad laptops. It adds
 379	  support for Fn-Fx key combinations, Bluetooth control, video
 380	  output switching, ThinkLight control, UltraBay eject and more.
 381	  For more information about this driver see
 382	  <file:Documentation/laptops/thinkpad-acpi.txt> and
 383	  <http://ibm-acpi.sf.net/> .
 384
 385	  This driver was formerly known as ibm-acpi.
 386
 387	  Extra functionality will be available if the rfkill (CONFIG_RFKILL)
 388	  and/or ALSA (CONFIG_SND) subsystems are available in the kernel.
 389	  Note that if you want ThinkPad-ACPI to be built-in instead of
 390	  modular, ALSA and rfkill will also have to be built-in.
 391
 392	  If you have an IBM or Lenovo ThinkPad laptop, say Y or M here.
 393
 394config THINKPAD_ACPI_ALSA_SUPPORT
 395	bool "Console audio control ALSA interface"
 396	depends on THINKPAD_ACPI
 397	depends on SND
 398	depends on SND = y || THINKPAD_ACPI = SND
 399	default y
 400	---help---
 401	  Enables monitoring of the built-in console audio output control
 402	  (headphone and speakers), which is operated by the mute and (in
 403	  some ThinkPad models) volume hotkeys.
 404
 405	  If this option is enabled, ThinkPad-ACPI will export an ALSA card
 406	  with a single read-only mixer control, which should be used for
 407	  on-screen-display feedback purposes by the Desktop Environment.
 408
 409	  Optionally, the driver will also allow software control (the
 410	  ALSA mixer will be made read-write).  Please refer to the driver
 411	  documentation for details.
 412
 413	  All IBM models have both volume and mute control.  Newer Lenovo
 414	  models only have mute control (the volume hotkeys are just normal
 415	  keys and volume control is done through the main HDA mixer).
 416
 417config THINKPAD_ACPI_DEBUGFACILITIES
 418	bool "Maintainer debug facilities"
 419	depends on THINKPAD_ACPI
 420	default n
 421	---help---
 422	  Enables extra stuff in the thinkpad-acpi which is completely useless
 423	  for normal use.  Read the driver source to find out what it does.
 424
 425	  Say N here, unless you were told by a kernel maintainer to do
 426	  otherwise.
 427
 428config THINKPAD_ACPI_DEBUG
 429	bool "Verbose debug mode"
 430	depends on THINKPAD_ACPI
 431	default n
 432	---help---
 433	  Enables extra debugging information, at the expense of a slightly
 434	  increase in driver size.
 435
 436	  If you are not sure, say N here.
 437
 438config THINKPAD_ACPI_UNSAFE_LEDS
 439	bool "Allow control of important LEDs (unsafe)"
 440	depends on THINKPAD_ACPI
 441	default n
 442	---help---
 443	  Overriding LED state on ThinkPads can mask important
 444	  firmware alerts (like critical battery condition), or misled
 445	  the user into damaging the hardware (undocking or ejecting
 446	  the bay while buses are still active), etc.
 447
 448	  LED control on the ThinkPad is write-only (with very few
 449	  exceptions on very ancient models), which makes it
 450	  impossible to know beforehand if important information will
 451	  be lost when one changes LED state.
 452
 453	  Users that know what they are doing can enable this option
 454	  and the driver will allow control of every LED, including
 455	  the ones on the dock stations.
 456
 457	  Never enable this option on a distribution kernel.
 458
 459	  Say N here, unless you are building a kernel for your own
 460	  use, and need to control the important firmware LEDs.
 461
 462config THINKPAD_ACPI_VIDEO
 463	bool "Video output control support"
 464	depends on THINKPAD_ACPI
 465	default y
 466	---help---
 467	  Allows the thinkpad_acpi driver to provide an interface to control
 468	  the various video output ports.
 469
 470	  This feature often won't work well, depending on ThinkPad model,
 471	  display state, video output devices in use, whether there is a X
 472	  server running, phase of the moon, and the current mood of
 473	  Schroedinger's cat.  If you can use X.org's RandR to control
 474	  your ThinkPad's video output ports instead of this feature,
 475	  don't think twice: do it and say N here to save memory and avoid
 476	  bad interactions with X.org.
 477
 478	  NOTE: access to this feature is limited to processes with the
 479	  CAP_SYS_ADMIN capability, to avoid local DoS issues in platforms
 480	  where it interacts badly with X.org.
 481
 482	  If you are not sure, say Y here but do try to check if you could
 483	  be using X.org RandR instead.
 484
 485config THINKPAD_ACPI_HOTKEY_POLL
 486	bool "Support NVRAM polling for hot keys"
 487	depends on THINKPAD_ACPI
 488	default y
 489	---help---
 490	  Some thinkpad models benefit from NVRAM polling to detect a few of
 491	  the hot key press events.  If you know your ThinkPad model does not
 492	  need to do NVRAM polling to support any of the hot keys you use,
 493	  unselecting this option will save about 1kB of memory.
 494
 495	  ThinkPads T40 and newer, R52 and newer, and X31 and newer are
 496	  unlikely to need NVRAM polling in their latest BIOS versions.
 497
 498	  NVRAM polling can detect at most the following keys: ThinkPad/Access
 499	  IBM, Zoom, Switch Display (fn+F7), ThinkLight, Volume up/down/mute,
 500	  Brightness up/down, Display Expand (fn+F8), Hibernate (fn+F12).
 501
 502	  If you are not sure, say Y here.  The driver enables polling only if
 503	  it is strictly necessary to do so.
 504
 505config SENSORS_HDAPS
 506	tristate "Thinkpad Hard Drive Active Protection System (hdaps)"
 507	depends on INPUT
 508	select INPUT_POLLDEV
 509	default n
 510	help
 511	  This driver provides support for the IBM Hard Drive Active Protection
 512	  System (hdaps), which provides an accelerometer and other misc. data.
 513	  ThinkPads starting with the R50, T41, and X40 are supported.  The
 514	  accelerometer data is readable via sysfs.
 515
 516	  This driver also provides an absolute input class device, allowing
 517	  the laptop to act as a pinball machine-esque joystick.
 518
 519	  If your ThinkPad is not recognized by the driver, please update to latest
 520	  BIOS. This is especially the case for some R52 ThinkPads.
 521
 522	  Say Y here if you have an applicable laptop and want to experience
 523	  the awesome power of hdaps.
 524
 525config INTEL_MENLOW
 526	tristate "Thermal Management driver for Intel menlow platform"
 527	depends on ACPI_THERMAL
 528	select THERMAL
 529	---help---
 530	  ACPI thermal management enhancement driver on
 531	  Intel Menlow platform.
 532
 533	  If unsure, say N.
 534
 535config EEEPC_LAPTOP
 536	tristate "Eee PC Hotkey Driver"
 537	depends on ACPI
 538	depends on INPUT
 539	depends on RFKILL || RFKILL = n
 540	depends on ACPI_VIDEO || ACPI_VIDEO = n
 541	depends on HOTPLUG_PCI
 542	depends on BACKLIGHT_CLASS_DEVICE
 543	select HWMON
 544	select LEDS_CLASS
 545	select NEW_LEDS
 546	select INPUT_SPARSEKMAP
 547	---help---
 548	  This driver supports the Fn-Fx keys on Eee PC laptops.
 549
 550	  It  also gives access to some extra laptop functionalities like
 551	  Bluetooth, backlight and allows powering on/off some other
 552	  devices.
 553
 554	  If you have an Eee PC laptop, say Y or M here. If this driver
 555	  doesn't work on your Eee PC, try eeepc-wmi instead.
 556
 557config ASUS_WMI
 558	tristate "ASUS WMI Driver"
 559	depends on ACPI_WMI
 560	depends on INPUT
 561	depends on HWMON
 562	depends on BACKLIGHT_CLASS_DEVICE
 563	depends on RFKILL || RFKILL = n
 564	depends on HOTPLUG_PCI
 565	depends on ACPI_VIDEO || ACPI_VIDEO = n
 566	select INPUT_SPARSEKMAP
 567	select LEDS_CLASS
 568	select NEW_LEDS
 569	---help---
 570	  Say Y here if you have a WMI aware Asus laptop (like Eee PCs or new
 571	  Asus Notebooks).
 572
 573	  To compile this driver as a module, choose M here: the module will
 574	  be called asus-wmi.
 575
 576config ASUS_NB_WMI
 577	tristate "Asus Notebook WMI Driver"
 578	depends on ASUS_WMI
 579	---help---
 580	  This is a driver for newer Asus notebooks. It adds extra features
 581	  like wireless radio and bluetooth control, leds, hotkeys, backlight...
 582
 583	  For more information, see
 584	  <file:Documentation/ABI/testing/sysfs-platform-asus-wmi>
 585
 586	  If you have an ACPI-WMI compatible Asus Notebook, say Y or M
 587	  here.
 588
 589config EEEPC_WMI
 590	tristate "Eee PC WMI Driver"
 591	depends on ASUS_WMI
 592	---help---
 593	  This is a driver for newer Eee PC laptops. It adds extra features
 594	  like wireless radio and bluetooth control, leds, hotkeys, backlight...
 595
 596	  For more information, see
 597	  <file:Documentation/ABI/testing/sysfs-platform-asus-wmi>
 598
 599	  If you have an ACPI-WMI compatible Eee PC laptop (>= 1000), say Y or M
 600	  here.
 601
 602config ASUS_WIRELESS
 603	tristate "Asus Wireless Radio Control Driver"
 604	depends on ACPI
 605	depends on INPUT
 606	select NEW_LEDS
 607	select LEDS_CLASS
 608	---help---
 609	  The Asus Wireless Radio Control handles the airplane mode hotkey
 610	  present on some Asus laptops.
 611
 612	  Say Y or M here if you have an ASUS notebook with an airplane mode
 613	  hotkey.
 614
 615	  If you choose to compile this driver as a module the module will be
 616	  called asus-wireless.
 617
 618config ACPI_WMI
 619	tristate "WMI"
 620	depends on ACPI
 621	help
 622	  This driver adds support for the ACPI-WMI (Windows Management
 623	  Instrumentation) mapper device (PNP0C14) found on some systems.
 624
 625	  ACPI-WMI is a proprietary extension to ACPI to expose parts of the
 626	  ACPI firmware to userspace - this is done through various vendor
 627	  defined methods and data blocks in a PNP0C14 device, which are then
 628	  made available for userspace to call.
 629
 630	  The implementation of this in Linux currently only exposes this to
 631	  other kernel space drivers.
 632
 633	  This driver is a required dependency to build the firmware specific
 634	  drivers needed on many machines, including Acer and HP laptops.
 635
 636	  It is safe to enable this driver even if your DSDT doesn't define
 637	  any ACPI-WMI devices.
 638
 639config MSI_WMI
 640	tristate "MSI WMI extras"
 641	depends on ACPI_WMI
 642	depends on INPUT
 643	depends on BACKLIGHT_CLASS_DEVICE
 644	depends on ACPI_VIDEO || ACPI_VIDEO = n
 645	select INPUT_SPARSEKMAP
 646	help
 647	 Say Y here if you want to support WMI-based hotkeys on MSI laptops.
 648
 649	 To compile this driver as a module, choose M here: the module will
 650	 be called msi-wmi.
 651
 652config TOPSTAR_LAPTOP
 653	tristate "Topstar Laptop Extras"
 654	depends on ACPI
 655	depends on INPUT
 656	select INPUT_SPARSEKMAP
 657	---help---
 658	  This driver adds support for hotkeys found on Topstar laptops.
 659
 660	  If you have a Topstar laptop, say Y or M here.
 661
 662config ACPI_TOSHIBA
 663	tristate "Toshiba Laptop Extras"
 664	depends on ACPI
 665	depends on ACPI_WMI
 666	select LEDS_CLASS
 667	select NEW_LEDS
 668	depends on BACKLIGHT_CLASS_DEVICE
 669	depends on INPUT
 670	depends on SERIO_I8042 || SERIO_I8042 = n
 671	depends on ACPI_VIDEO || ACPI_VIDEO = n
 672	depends on RFKILL || RFKILL = n
 673	depends on IIO
 674	select INPUT_POLLDEV
 675	select INPUT_SPARSEKMAP
 676	---help---
 677	  This driver adds support for access to certain system settings
 678	  on "legacy free" Toshiba laptops.  These laptops can be recognized by
 679	  their lack of a BIOS setup menu and APM support.
 680
 681	  On these machines, all system configuration is handled through the
 682	  ACPI.  This driver is required for access to controls not covered
 683	  by the general ACPI drivers, such as LCD brightness, video output,
 684	  etc.
 685
 686	  This driver differs from the non-ACPI Toshiba laptop driver (located
 687	  under "Processor type and features") in several aspects.
 688	  Configuration is accessed by reading and writing text files in the
 689	  /proc tree instead of by program interface to /dev.  Furthermore, no
 690	  power management functions are exposed, as those are handled by the
 691	  general ACPI drivers.
 692
 693	  More information about this driver is available at
 694	  <http://memebeam.org/toys/ToshibaAcpiDriver>.
 695
 696	  If you have a legacy free Toshiba laptop (such as the Libretto L1
 697	  series), say Y.
 698
 699config TOSHIBA_BT_RFKILL
 700	tristate "Toshiba Bluetooth RFKill switch support"
 701	depends on ACPI
 702	depends on RFKILL || RFKILL = n
 703	---help---
 704	  This driver adds support for Bluetooth events for the RFKill
 705	  switch on modern Toshiba laptops with full ACPI support and
 706	  an RFKill switch.
 707
 708	  This driver handles RFKill events for the TOS6205 Bluetooth,
 709	  and re-enables it when the switch is set back to the 'on'
 710	  position.
 711
 712	  If you have a modern Toshiba laptop with a Bluetooth and an
 713	  RFKill switch (such as the Portege R500), say Y.
 714
 715config TOSHIBA_HAPS
 716	tristate "Toshiba HDD Active Protection Sensor"
 717	depends on ACPI
 718	---help---
 719	  This driver adds support for the built-in accelerometer
 720	  found on recent Toshiba laptops equipped with HID TOS620A
 721	  device.
 722
 723	  This driver receives ACPI notify events 0x80 when the sensor
 724	  detects a sudden move or a harsh vibration, as well as an
 725	  ACPI notify event 0x81 whenever the movement or vibration has
 726	  been stabilized.
 727
 728	  Also provides sysfs entries to get/set the desired protection
 729	  level and resetting the HDD protection interface.
 730
 731	  If you have a recent Toshiba laptop with a built-in accelerometer
 732	  device, say Y.
 733
 734config TOSHIBA_WMI
 735	tristate "Toshiba WMI Hotkeys Driver (EXPERIMENTAL)"
 736	default n
 737	depends on ACPI_WMI
 738	depends on INPUT
 739	select INPUT_SPARSEKMAP
 740	---help---
 741	  This driver adds hotkey monitoring support to some Toshiba models
 742	  that manage the hotkeys via WMI events.
 743
 744	  WARNING: This driver is incomplete as it lacks a proper keymap and the
 745	  *notify function only prints the ACPI event type value. Be warned that
 746	  you will need to provide some information if you have a Toshiba model
 747	  with WMI event hotkeys and want to help with the develpment of this
 748	  driver.
 749
 750	  If you have a WMI-based hotkeys Toshiba laptop, say Y or M here.
 751
 752config ACPI_CMPC
 753	tristate "CMPC Laptop Extras"
 754	depends on ACPI
 755	depends on RFKILL || RFKILL=n
 756	select INPUT
 757	select BACKLIGHT_CLASS_DEVICE
 758	default n
 759	help
 760	  Support for Intel Classmate PC ACPI devices, including some
 761	  keys as input device, backlight device, tablet and accelerometer
 762	  devices.
 763
 764config INTEL_HID_EVENT
 765	tristate "INTEL HID Event"
 766	depends on ACPI
 767	depends on INPUT
 768	select INPUT_SPARSEKMAP
 769	help
 770	  This driver provides support for the Intel HID Event hotkey interface.
 771	  Some laptops require this driver for hotkey support.
 772
 773	  To compile this driver as a module, choose M here: the module will
 774	  be called intel_hid.
 775
 776config INTEL_VBTN
 777	tristate "INTEL VIRTUAL BUTTON"
 778	depends on ACPI
 779	depends on INPUT
 780	select INPUT_SPARSEKMAP
 781	help
 782	  This driver provides support for the Intel Virtual Button interface.
 783	  Some laptops require this driver for power button support.
 784
 785	  To compile this driver as a module, choose M here: the module will
 786	  be called intel_vbtn.
 787
 788config INTEL_SCU_IPC
 789	bool "Intel SCU IPC Support"
 790	depends on X86_INTEL_MID
 791	default y
 792	---help---
 793	  IPC is used to bridge the communications between kernel and SCU on
 794	  some embedded Intel x86 platforms. This is not needed for PC-type
 795	  machines.
 796
 797config INTEL_SCU_IPC_UTIL
 798	tristate "Intel SCU IPC utility driver"
 799	depends on INTEL_SCU_IPC
 800	default y
 801	---help---
 802	  The IPC Util driver provides an interface with the SCU enabling
 803	  low level access for debug work and updating the firmware. Say
 804	  N unless you will be doing this on an Intel MID platform.
 805
 806config GPIO_INTEL_PMIC
 807	bool "Intel PMIC GPIO support"
 808	depends on INTEL_SCU_IPC && GPIOLIB
 809	---help---
 810	  Say Y here to support GPIO via the SCU IPC interface
 811	  on Intel MID platforms.
 812
 813config INTEL_MID_POWER_BUTTON
 814	tristate "power button driver for Intel MID platforms"
 815	depends on INTEL_SCU_IPC && INPUT
 816	help
 817	  This driver handles the power button on the Intel MID platforms.
 818
 819	  If unsure, say N.
 820
 821config INTEL_MFLD_THERMAL
 822       tristate "Thermal driver for Intel Medfield platform"
 823       depends on MFD_INTEL_MSIC && THERMAL
 824       help
 825         Say Y here to enable thermal driver support for the  Intel Medfield
 826         platform.
 827
 828config INTEL_IPS
 829	tristate "Intel Intelligent Power Sharing"
 830	depends on ACPI
 831	---help---
 832	  Intel Calpella platforms support dynamic power sharing between the
 833	  CPU and GPU, maximizing performance in a given TDP.  This driver,
 834	  along with the CPU frequency and i915 drivers, provides that
 835	  functionality.  If in doubt, say Y here; it will only load on
 836	  supported platforms.
 837
 838config INTEL_IMR
 839	bool "Intel Isolated Memory Region support"
 840	default n
 841	depends on X86_INTEL_QUARK && IOSF_MBI
 842	---help---
 843	  This option provides a means to manipulate Isolated Memory Regions.
 844	  IMRs are a set of registers that define read and write access masks
 845	  to prohibit certain system agents from accessing memory with 1 KiB
 846	  granularity.
 847
 848	  IMRs make it possible to control read/write access to an address
 849	  by hardware agents inside the SoC. Read and write masks can be
 850	  defined for:
 851		- eSRAM flush
 852		- Dirty CPU snoop (write only)
 853		- RMU access
 854		- PCI Virtual Channel 0/Virtual Channel 1
 855		- SMM mode
 856		- Non SMM mode
 857
 858	  Quark contains a set of eight IMR registers and makes use of those
 859	  registers during its bootup process.
 860
 861	  If you are running on a Galileo/Quark say Y here.
 862
 863config INTEL_PMC_CORE
 864	bool "Intel PMC Core driver"
 865	depends on PCI
 866	---help---
 867	  The Intel Platform Controller Hub for Intel Core SoCs provides access
 868	  to Power Management Controller registers via a PCI interface. This
 869	  driver can utilize debugging capabilities and supported features as
 870	  exposed by the Power Management Controller.
 871
 872	  Supported features:
 873		- SLP_S0_RESIDENCY counter.
 874
 875config IBM_RTL
 876	tristate "Device driver to enable PRTL support"
 877	depends on PCI
 878	---help---
 879	 Enable support for IBM Premium Real Time Mode (PRTM).
 880	 This module will allow you the enter and exit PRTM in the BIOS via
 881	 sysfs on platforms that support this feature.  System in PRTM will
 882	 not receive CPU-generated SMIs for recoverable errors.  Use of this
 883	 feature without proper support may void your hardware warranty.
 884
 885	 If the proper BIOS support is found the driver will load and create
 886	 /sys/devices/system/ibm_rtl/.  The "state" variable will indicate
 887	 whether or not the BIOS is in PRTM.
 888	 state = 0 (BIOS SMIs on)
 889	 state = 1 (BIOS SMIs off)
 890
 891config XO1_RFKILL
 892	tristate "OLPC XO-1 software RF kill switch"
 893	depends on OLPC || COMPILE_TEST
 894	depends on RFKILL
 895	---help---
 896	  Support for enabling/disabling the WLAN interface on the OLPC XO-1
 897	  laptop.
 898
 899config XO15_EBOOK
 900	tristate "OLPC XO-1.5 ebook switch"
 901	depends on OLPC || COMPILE_TEST
 902	depends on ACPI && INPUT
 903	---help---
 904	  Support for the ebook switch on the OLPC XO-1.5 laptop.
 905
 906	  This switch is triggered as the screen is rotated and folded down to
 907	  convert the device into ebook form.
 908
 909config SAMSUNG_LAPTOP
 910	tristate "Samsung Laptop driver"
 911	depends on RFKILL || RFKILL = n
 912	depends on ACPI_VIDEO || ACPI_VIDEO = n
 913	depends on BACKLIGHT_CLASS_DEVICE
 914	select LEDS_CLASS
 915	select NEW_LEDS
 916	---help---
 917	  This module implements a driver for a wide range of different
 918	  Samsung laptops.  It offers control over the different
 919	  function keys, wireless LED, LCD backlight level.
 920
 921	  It may also provide some sysfs files described in
 922	  <file:Documentation/ABI/testing/sysfs-platform-samsung-laptop>
 923
 924	  To compile this driver as a module, choose M here: the module
 925	  will be called samsung-laptop.
 926
 927config MXM_WMI
 928       tristate "WMI support for MXM Laptop Graphics"
 929       depends on ACPI_WMI
 930       ---help---
 931          MXM is a standard for laptop graphics cards, the WMI interface
 932	  is required for switchable nvidia graphics machines
 933
 934config INTEL_OAKTRAIL
 935	tristate "Intel Oaktrail Platform Extras"
 936	depends on ACPI
 937	depends on ACPI_VIDEO || ACPI_VIDEO = n
 938	depends on RFKILL && BACKLIGHT_CLASS_DEVICE && ACPI
 939	---help---
 940	  Intel Oaktrail platform need this driver to provide interfaces to
 941	  enable/disable the Camera, WiFi, BT etc. devices. If in doubt, say Y
 942	  here; it will only load on supported platforms.
 943
 944config SAMSUNG_Q10
 945	tristate "Samsung Q10 Extras"
 946	depends on ACPI
 947	select BACKLIGHT_CLASS_DEVICE
 948	---help---
 949	  This driver provides support for backlight control on Samsung Q10
 950	  and related laptops, including Dell Latitude X200.
 951
 952config APPLE_GMUX
 953	tristate "Apple Gmux Driver"
 954	depends on ACPI
 955	depends on PNP
 956	depends on BACKLIGHT_CLASS_DEVICE
 957	depends on BACKLIGHT_APPLE=n || BACKLIGHT_APPLE
 958	depends on ACPI_VIDEO=n || ACPI_VIDEO
 959	---help---
 960	  This driver provides support for the gmux device found on many
 961	  Apple laptops, which controls the display mux for the hybrid
 962	  graphics as well as the backlight. Currently only backlight
 963	  control is supported by the driver.
 964
 965config INTEL_RST
 966        tristate "Intel Rapid Start Technology Driver"
 967	depends on ACPI
 968	---help---
 969	  This driver provides support for modifying paramaters on systems
 970	  equipped with Intel's Rapid Start Technology. When put in an ACPI
 971	  sleep state, these devices will wake after either a configured
 972	  timeout or when the system battery reaches a critical state,
 973	  automatically copying memory contents to disk. On resume, the
 974	  firmware will copy the memory contents back to RAM and resume the OS
 975	  as usual.
 976
 977config INTEL_SMARTCONNECT
 978        tristate "Intel Smart Connect disabling driver"
 979	depends on ACPI
 980	---help---
 981	  Intel Smart Connect is a technology intended to permit devices to
 982	  update state by resuming for a short period of time at regular
 983	  intervals. If a user enables this functionality under Windows and
 984	  then reboots into Linux, the system may remain configured to resume
 985	  on suspend. In the absence of any userspace to support it, the system
 986	  will then remain awake until something triggers another suspend.
 987
 988	  This driver checks to determine whether the device has Intel Smart
 989	  Connect enabled, and if so disables it.
 990
 991config PVPANIC
 992	tristate "pvpanic device support"
 993	depends on ACPI
 994	---help---
 995	  This driver provides support for the pvpanic device.  pvpanic is
 996	  a paravirtualized device provided by QEMU; it lets a virtual machine
 997	  (guest) communicate panic events to the host.
 998
 999config INTEL_PMC_IPC
1000	tristate "Intel PMC IPC Driver"
1001	depends on ACPI
1002	---help---
1003	This driver provides support for PMC control on some Intel platforms.
1004	The PMC is an ARC processor which defines IPC commands for communication
1005	with other entities in the CPU.
1006
1007config SURFACE_PRO3_BUTTON
1008	tristate "Power/home/volume buttons driver for Microsoft Surface Pro 3/4 tablet"
1009	depends on ACPI && INPUT
1010	---help---
1011	  This driver handles the power/home/volume buttons on the Microsoft Surface Pro 3/4 tablet.
1012
1013config INTEL_PUNIT_IPC
1014	tristate "Intel P-Unit IPC Driver"
1015	---help---
1016	  This driver provides support for Intel P-Unit Mailbox IPC mechanism,
1017	  which is used to bridge the communications between kernel and P-Unit.
1018
1019config INTEL_TELEMETRY
1020	tristate "Intel SoC Telemetry Driver"
1021	default n
1022	depends on INTEL_PMC_IPC && INTEL_PUNIT_IPC && X86_64
1023	---help---
1024	  This driver provides interfaces to configure and use
1025	  telemetry for INTEL SoC from APL onwards. It is also
1026	  used to get various SoC events and parameters
1027	  directly via debugfs files. Various tools may use
1028	  this interface for SoC state monitoring.
1029endif # X86_PLATFORM_DEVICES