1# SPDX-License-Identifier: GPL-2.0-only 2# 3# X86 Platform Specific Drivers 4# 5 6menuconfig X86_PLATFORM_DEVICES 7 bool "X86 Platform Specific Device Drivers" 8 default y 9 depends on X86 10 help 11 Say Y here to get to see options for device drivers for various 12 x86 platforms, including vendor-specific laptop extension drivers. 13 This option alone does not add any kernel code. 14 15 If you say N, all options in this submenu will be skipped and disabled. 16 17if X86_PLATFORM_DEVICES 18 19config ACPI_WMI 20 tristate "WMI" 21 depends on ACPI 22 help 23 This driver adds support for the ACPI-WMI (Windows Management 24 Instrumentation) mapper device (PNP0C14) found on some systems. 25 26 ACPI-WMI is a proprietary extension to ACPI to expose parts of the 27 ACPI firmware to userspace - this is done through various vendor 28 defined methods and data blocks in a PNP0C14 device, which are then 29 made available for userspace to call. 30 31 The implementation of this in Linux currently only exposes this to 32 other kernel space drivers. 33 34 This driver is a required dependency to build the firmware specific 35 drivers needed on many machines, including Acer and HP laptops. 36 37 It is safe to enable this driver even if your DSDT doesn't define 38 any ACPI-WMI devices. 39 40config WMI_BMOF 41 tristate "WMI embedded Binary MOF driver" 42 depends on ACPI_WMI 43 default ACPI_WMI 44 help 45 Say Y here if you want to be able to read a firmware-embedded 46 WMI Binary MOF data. Using this requires userspace tools and may be 47 rather tedious. 48 49 To compile this driver as a module, choose M here: the module will 50 be called wmi-bmof. 51 52config HUAWEI_WMI 53 tristate "Huawei WMI laptop extras driver" 54 depends on ACPI_BATTERY 55 depends on ACPI_WMI 56 depends on INPUT 57 select INPUT_SPARSEKMAP 58 select LEDS_CLASS 59 select LEDS_TRIGGERS 60 select LEDS_TRIGGER_AUDIO 61 select NEW_LEDS 62 help 63 This driver provides support for Huawei WMI hotkeys, battery charge 64 control, fn-lock, mic-mute LED, and other extra features. 65 66 To compile this driver as a module, choose M here: the module 67 will be called huawei-wmi. 68 69config UV_SYSFS 70 tristate "Sysfs structure for UV systems" 71 depends on X86_UV 72 depends on SYSFS 73 help 74 This driver supports a sysfs tree describing information about 75 UV systems at /sys/firmware/sgi_uv/. 76 77 To compile this driver as a module, choose M here: the module will 78 be called uv_sysfs. 79 80config INTEL_WMI_SBL_FW_UPDATE 81 tristate "Intel WMI Slim Bootloader firmware update signaling driver" 82 depends on ACPI_WMI 83 help 84 Say Y here if you want to be able to use the WMI interface to signal 85 Slim Bootloader to trigger update on next reboot. 86 87 To compile this driver as a module, choose M here: the module will 88 be called intel-wmi-sbl-fw-update. 89 90config INTEL_WMI_THUNDERBOLT 91 tristate "Intel WMI thunderbolt force power driver" 92 depends on ACPI_WMI 93 help 94 Say Y here if you want to be able to use the WMI interface on select 95 systems to force the power control of Intel Thunderbolt controllers. 96 This is useful for updating the firmware when devices are not plugged 97 into the controller. 98 99 To compile this driver as a module, choose M here: the module will 100 be called intel-wmi-thunderbolt. 101 102config MXM_WMI 103 tristate "WMI support for MXM Laptop Graphics" 104 depends on ACPI_WMI 105 help 106 MXM is a standard for laptop graphics cards, the WMI interface 107 is required for switchable nvidia graphics machines 108 109config PEAQ_WMI 110 tristate "PEAQ 2-in-1 WMI hotkey driver" 111 depends on ACPI_WMI 112 depends on INPUT 113 help 114 Say Y here if you want to support WMI-based hotkeys on PEAQ 2-in-1s. 115 116config XIAOMI_WMI 117 tristate "Xiaomi WMI key driver" 118 depends on ACPI_WMI 119 depends on INPUT 120 help 121 Say Y here if you want to support WMI-based keys on Xiaomi notebooks. 122 123 To compile this driver as a module, choose M here: the module will 124 be called xiaomi-wmi. 125 126config GIGABYTE_WMI 127 tristate "Gigabyte WMI temperature driver" 128 depends on ACPI_WMI 129 depends on HWMON 130 help 131 Say Y here if you want to support WMI-based temperature reporting on 132 Gigabyte mainboards. 133 134 To compile this driver as a module, choose M here: the module will 135 be called gigabyte-wmi. 136 137config ACERHDF 138 tristate "Acer Aspire One temperature and fan driver" 139 depends on ACPI && THERMAL 140 select THERMAL_GOV_BANG_BANG 141 help 142 This is a driver for Acer Aspire One netbooks. It allows to access 143 the temperature sensor and to control the fan. 144 145 After loading this driver the BIOS is still in control of the fan. 146 To let the kernel handle the fan, do: 147 echo -n enabled > /sys/class/thermal/thermal_zoneN/mode 148 where N=0,1,2... depending on the number of thermal nodes and the 149 detection order of your particular system. The "type" parameter 150 in the same node directory will tell you if it is "acerhdf". 151 152 For more information about this driver see 153 <https://piie.net/files/acerhdf_README.txt> 154 155 If you have an Acer Aspire One netbook, say Y or M 156 here. 157 158config ACER_WIRELESS 159 tristate "Acer Wireless Radio Control Driver" 160 depends on ACPI 161 depends on INPUT 162 help 163 The Acer Wireless Radio Control handles the airplane mode hotkey 164 present on new Acer laptops. 165 166 Say Y or M here if you have an Acer notebook with an airplane mode 167 hotkey. 168 169 If you choose to compile this driver as a module the module will be 170 called acer-wireless. 171 172config ACER_WMI 173 tristate "Acer WMI Laptop Extras" 174 depends on ACPI 175 select LEDS_CLASS 176 select NEW_LEDS 177 depends on BACKLIGHT_CLASS_DEVICE 178 depends on SERIO_I8042 179 depends on INPUT 180 depends on RFKILL || RFKILL = n 181 depends on ACPI_WMI 182 select INPUT_SPARSEKMAP 183 # Acer WMI depends on ACPI_VIDEO when ACPI is enabled 184 select ACPI_VIDEO if ACPI 185 help 186 This is a driver for newer Acer (and Wistron) laptops. It adds 187 wireless radio and bluetooth control, and on some laptops, 188 exposes the mail LED and LCD backlight. 189 190 If you have an ACPI-WMI compatible Acer/ Wistron laptop, say Y or M 191 here. 192 193config AMD_PMC 194 tristate "AMD SoC PMC driver" 195 depends on ACPI && PCI 196 help 197 The driver provides support for AMD Power Management Controller 198 primarily responsible for S2Idle transactions that are driven from 199 a platform firmware running on SMU. This driver also provides a debug 200 mechanism to investigate the S2Idle transactions and failures. 201 202 Say Y or M here if you have a notebook powered by AMD RYZEN CPU/APU. 203 204 If you choose to compile this driver as a module the module will be 205 called amd-pmc. 206 207config ADV_SWBUTTON 208 tristate "Advantech ACPI Software Button Driver" 209 depends on ACPI && INPUT 210 help 211 Say Y here to enable support for Advantech software defined 212 button feature. More information can be found at 213 <http://www.advantech.com.tw/products/> 214 215 To compile this driver as a module, choose M here. The module will 216 be called adv_swbutton. 217 218config APPLE_GMUX 219 tristate "Apple Gmux Driver" 220 depends on ACPI && PCI 221 depends on PNP 222 depends on BACKLIGHT_CLASS_DEVICE 223 depends on BACKLIGHT_APPLE=n || BACKLIGHT_APPLE 224 depends on ACPI_VIDEO=n || ACPI_VIDEO 225 help 226 This driver provides support for the gmux device found on many 227 Apple laptops, which controls the display mux for the hybrid 228 graphics as well as the backlight. Currently only backlight 229 control is supported by the driver. 230 231config ASUS_LAPTOP 232 tristate "Asus Laptop Extras" 233 depends on ACPI 234 select LEDS_CLASS 235 select NEW_LEDS 236 depends on BACKLIGHT_CLASS_DEVICE 237 depends on INPUT 238 depends on RFKILL || RFKILL = n 239 depends on ACPI_VIDEO || ACPI_VIDEO = n 240 select INPUT_SPARSEKMAP 241 help 242 This is a driver for Asus laptops, Lenovo SL and the Pegatron 243 Lucid tablet. It may also support some MEDION, JVC or VICTOR 244 laptops. It makes all the extra buttons generate standard 245 ACPI events and input events, and on the Lucid the built-in 246 accelerometer appears as an input device. It also adds 247 support for video output switching, LCD backlight control, 248 Bluetooth and Wlan control, and most importantly, allows you 249 to blink those fancy LEDs. 250 251 For more information see <http://acpi4asus.sf.net>. 252 253 If you have an ACPI-compatible ASUS laptop, say Y or M here. 254 255config ASUS_WIRELESS 256 tristate "Asus Wireless Radio Control Driver" 257 depends on ACPI 258 depends on INPUT 259 select NEW_LEDS 260 select LEDS_CLASS 261 help 262 The Asus Wireless Radio Control handles the airplane mode hotkey 263 present on some Asus laptops. 264 265 Say Y or M here if you have an ASUS notebook with an airplane mode 266 hotkey. 267 268 If you choose to compile this driver as a module the module will be 269 called asus-wireless. 270 271config ASUS_WMI 272 tristate "ASUS WMI Driver" 273 depends on ACPI_WMI 274 depends on ACPI_BATTERY 275 depends on INPUT 276 depends on HWMON 277 depends on BACKLIGHT_CLASS_DEVICE 278 depends on RFKILL || RFKILL = n 279 depends on HOTPLUG_PCI 280 depends on ACPI_VIDEO || ACPI_VIDEO = n 281 select INPUT_SPARSEKMAP 282 select LEDS_CLASS 283 select NEW_LEDS 284 help 285 Say Y here if you have a WMI aware Asus laptop (like Eee PCs or new 286 Asus Notebooks). 287 288 To compile this driver as a module, choose M here: the module will 289 be called asus-wmi. 290 291config ASUS_NB_WMI 292 tristate "Asus Notebook WMI Driver" 293 depends on ASUS_WMI 294 depends on SERIO_I8042 || SERIO_I8042 = n 295 help 296 This is a driver for newer Asus notebooks. It adds extra features 297 like wireless radio and bluetooth control, leds, hotkeys, backlight... 298 299 For more information, see 300 <file:Documentation/ABI/testing/sysfs-platform-asus-wmi> 301 302 If you have an ACPI-WMI compatible Asus Notebook, say Y or M 303 here. 304 305config EEEPC_LAPTOP 306 tristate "Eee PC Hotkey Driver" 307 depends on ACPI 308 depends on INPUT 309 depends on RFKILL || RFKILL = n 310 depends on ACPI_VIDEO || ACPI_VIDEO = n 311 depends on HOTPLUG_PCI 312 depends on BACKLIGHT_CLASS_DEVICE 313 select HWMON 314 select LEDS_CLASS 315 select NEW_LEDS 316 select INPUT_SPARSEKMAP 317 help 318 This driver supports the Fn-Fx keys on Eee PC laptops. 319 320 It also gives access to some extra laptop functionalities like 321 Bluetooth, backlight and allows powering on/off some other 322 devices. 323 324 If you have an Eee PC laptop, say Y or M here. If this driver 325 doesn't work on your Eee PC, try eeepc-wmi instead. 326 327config EEEPC_WMI 328 tristate "Eee PC WMI Driver" 329 depends on ASUS_WMI 330 help 331 This is a driver for newer Eee PC laptops. It adds extra features 332 like wireless radio and bluetooth control, leds, hotkeys, backlight... 333 334 For more information, see 335 <file:Documentation/ABI/testing/sysfs-platform-asus-wmi> 336 337 If you have an ACPI-WMI compatible Eee PC laptop (>= 1000), say Y or M 338 here. 339 340source "drivers/platform/x86/dell/Kconfig" 341 342config AMILO_RFKILL 343 tristate "Fujitsu-Siemens Amilo rfkill support" 344 depends on RFKILL 345 depends on SERIO_I8042 346 help 347 This is a driver for enabling wifi on some Fujitsu-Siemens Amilo 348 laptops. 349 350config FUJITSU_LAPTOP 351 tristate "Fujitsu Laptop Extras" 352 depends on ACPI 353 depends on INPUT 354 depends on BACKLIGHT_CLASS_DEVICE 355 depends on ACPI_VIDEO || ACPI_VIDEO = n 356 select INPUT_SPARSEKMAP 357 select NEW_LEDS 358 select LEDS_CLASS 359 help 360 This is a driver for laptops built by Fujitsu: 361 362 * P2xxx/P5xxx/S6xxx/S7xxx series Lifebooks 363 * Possibly other Fujitsu laptop models 364 * Tested with S6410 and S7020 365 366 It adds support for LCD brightness control and some hotkeys. 367 368 If you have a Fujitsu laptop, say Y or M here. 369 370config FUJITSU_TABLET 371 tristate "Fujitsu Tablet Extras" 372 depends on ACPI 373 depends on INPUT 374 help 375 This is a driver for tablets built by Fujitsu: 376 377 * Lifebook P1510/P1610/P1620/Txxxx 378 * Stylistic ST5xxx 379 * Possibly other Fujitsu tablet models 380 381 It adds support for the panel buttons, docking station detection, 382 tablet/notebook mode detection for convertible and 383 orientation detection for docked slates. 384 385 If you have a Fujitsu convertible or slate, say Y or M here. 386 387config GPD_POCKET_FAN 388 tristate "GPD Pocket Fan Controller support" 389 depends on ACPI 390 depends on THERMAL 391 help 392 Driver for the GPD Pocket vendor specific FAN02501 ACPI device 393 which controls the fan speed on the GPD Pocket. 394 395 Without this driver the fan on the Pocket will stay off independent 396 of the CPU temperature. Say Y or M if the kernel may be used on a 397 GPD pocket. 398 399config HP_ACCEL 400 tristate "HP laptop accelerometer" 401 depends on INPUT && ACPI 402 depends on SERIO_I8042 403 select SENSORS_LIS3LV02D 404 select NEW_LEDS 405 select LEDS_CLASS 406 help 407 This driver provides support for the "Mobile Data Protection System 3D" 408 or "3D DriveGuard" feature of HP laptops. On such systems the driver 409 should load automatically (via ACPI alias). 410 411 Support for a led indicating disk protection will be provided as 412 hp::hddprotect. For more information on the feature, refer to 413 Documentation/misc-devices/lis3lv02d.rst. 414 415 To compile this driver as a module, choose M here: the module will 416 be called hp_accel. 417 418config WIRELESS_HOTKEY 419 tristate "Wireless hotkey button" 420 depends on ACPI 421 depends on INPUT 422 help 423 This driver provides supports for the wireless buttons found on some AMD, 424 HP, & Xioami laptops. 425 On such systems the driver should load automatically (via ACPI alias). 426 427 To compile this driver as a module, choose M here: the module will 428 be called wireless-hotkey. 429 430config HP_WMI 431 tristate "HP WMI extras" 432 depends on ACPI_WMI 433 depends on INPUT 434 depends on RFKILL || RFKILL = n 435 select INPUT_SPARSEKMAP 436 select ACPI_PLATFORM_PROFILE 437 help 438 Say Y here if you want to support WMI-based hotkeys on HP laptops and 439 to read data from WMI such as docking or ambient light sensor state. 440 441 To compile this driver as a module, choose M here: the module will 442 be called hp-wmi. 443 444config TC1100_WMI 445 tristate "HP Compaq TC1100 Tablet WMI Extras" 446 depends on !X86_64 447 depends on ACPI 448 depends on ACPI_WMI 449 help 450 This is a driver for the WMI extensions (wireless and bluetooth power 451 control) of the HP Compaq TC1100 tablet. 452 453config IBM_RTL 454 tristate "Device driver to enable PRTL support" 455 depends on PCI 456 help 457 Enable support for IBM Premium Real Time Mode (PRTM). 458 This module will allow you the enter and exit PRTM in the BIOS via 459 sysfs on platforms that support this feature. System in PRTM will 460 not receive CPU-generated SMIs for recoverable errors. Use of this 461 feature without proper support may void your hardware warranty. 462 463 If the proper BIOS support is found the driver will load and create 464 /sys/devices/system/ibm_rtl/. The "state" variable will indicate 465 whether or not the BIOS is in PRTM. 466 state = 0 (BIOS SMIs on) 467 state = 1 (BIOS SMIs off) 468 469config IDEAPAD_LAPTOP 470 tristate "Lenovo IdeaPad Laptop Extras" 471 depends on ACPI 472 depends on RFKILL && INPUT 473 depends on SERIO_I8042 474 depends on BACKLIGHT_CLASS_DEVICE 475 depends on ACPI_VIDEO || ACPI_VIDEO = n 476 depends on ACPI_WMI || ACPI_WMI = n 477 select ACPI_PLATFORM_PROFILE 478 select INPUT_SPARSEKMAP 479 select NEW_LEDS 480 select LEDS_CLASS 481 help 482 This is a driver for Lenovo IdeaPad netbooks contains drivers for 483 rfkill switch, hotkey, fan control and backlight control. 484 485config SENSORS_HDAPS 486 tristate "Thinkpad Hard Drive Active Protection System (hdaps)" 487 depends on INPUT 488 help 489 This driver provides support for the IBM Hard Drive Active Protection 490 System (hdaps), which provides an accelerometer and other misc. data. 491 ThinkPads starting with the R50, T41, and X40 are supported. The 492 accelerometer data is readable via sysfs. 493 494 This driver also provides an absolute input class device, allowing 495 the laptop to act as a pinball machine-esque joystick. 496 497 If your ThinkPad is not recognized by the driver, please update to latest 498 BIOS. This is especially the case for some R52 ThinkPads. 499 500 Say Y here if you have an applicable laptop and want to experience 501 the awesome power of hdaps. 502 503config THINKPAD_ACPI 504 tristate "ThinkPad ACPI Laptop Extras" 505 depends on ACPI 506 depends on ACPI_BATTERY 507 depends on INPUT 508 depends on RFKILL || RFKILL = n 509 depends on ACPI_VIDEO || ACPI_VIDEO = n 510 depends on BACKLIGHT_CLASS_DEVICE 511 depends on I2C 512 select ACPI_PLATFORM_PROFILE 513 select HWMON 514 select NVRAM 515 select NEW_LEDS 516 select LEDS_CLASS 517 select LEDS_TRIGGERS 518 select LEDS_TRIGGER_AUDIO 519 help 520 This is a driver for the IBM and Lenovo ThinkPad laptops. It adds 521 support for Fn-Fx key combinations, Bluetooth control, video 522 output switching, ThinkLight control, UltraBay eject and more. 523 For more information about this driver see 524 <file:Documentation/admin-guide/laptops/thinkpad-acpi.rst> and 525 <http://ibm-acpi.sf.net/> . 526 527 This driver was formerly known as ibm-acpi. 528 529 Extra functionality will be available if the rfkill (CONFIG_RFKILL) 530 and/or ALSA (CONFIG_SND) subsystems are available in the kernel. 531 Note that if you want ThinkPad-ACPI to be built-in instead of 532 modular, ALSA and rfkill will also have to be built-in. 533 534 If you have an IBM or Lenovo ThinkPad laptop, say Y or M here. 535 536config THINKPAD_ACPI_ALSA_SUPPORT 537 bool "Console audio control ALSA interface" 538 depends on THINKPAD_ACPI 539 depends on SND 540 depends on SND = y || THINKPAD_ACPI = SND 541 default y 542 help 543 Enables monitoring of the built-in console audio output control 544 (headphone and speakers), which is operated by the mute and (in 545 some ThinkPad models) volume hotkeys. 546 547 If this option is enabled, ThinkPad-ACPI will export an ALSA card 548 with a single read-only mixer control, which should be used for 549 on-screen-display feedback purposes by the Desktop Environment. 550 551 Optionally, the driver will also allow software control (the 552 ALSA mixer will be made read-write). Please refer to the driver 553 documentation for details. 554 555 All IBM models have both volume and mute control. Newer Lenovo 556 models only have mute control (the volume hotkeys are just normal 557 keys and volume control is done through the main HDA mixer). 558 559config THINKPAD_ACPI_DEBUGFACILITIES 560 bool "Maintainer debug facilities" 561 depends on THINKPAD_ACPI 562 help 563 Enables extra stuff in the thinkpad-acpi which is completely useless 564 for normal use. Read the driver source to find out what it does. 565 566 Say N here, unless you were told by a kernel maintainer to do 567 otherwise. 568 569config THINKPAD_ACPI_DEBUG 570 bool "Verbose debug mode" 571 depends on THINKPAD_ACPI 572 help 573 Enables extra debugging information, at the expense of a slightly 574 increase in driver size. 575 576 If you are not sure, say N here. 577 578config THINKPAD_ACPI_UNSAFE_LEDS 579 bool "Allow control of important LEDs (unsafe)" 580 depends on THINKPAD_ACPI 581 help 582 Overriding LED state on ThinkPads can mask important 583 firmware alerts (like critical battery condition), or misled 584 the user into damaging the hardware (undocking or ejecting 585 the bay while buses are still active), etc. 586 587 LED control on the ThinkPad is write-only (with very few 588 exceptions on very ancient models), which makes it 589 impossible to know beforehand if important information will 590 be lost when one changes LED state. 591 592 Users that know what they are doing can enable this option 593 and the driver will allow control of every LED, including 594 the ones on the dock stations. 595 596 Never enable this option on a distribution kernel. 597 598 Say N here, unless you are building a kernel for your own 599 use, and need to control the important firmware LEDs. 600 601config THINKPAD_ACPI_VIDEO 602 bool "Video output control support" 603 depends on THINKPAD_ACPI 604 default y 605 help 606 Allows the thinkpad_acpi driver to provide an interface to control 607 the various video output ports. 608 609 This feature often won't work well, depending on ThinkPad model, 610 display state, video output devices in use, whether there is a X 611 server running, phase of the moon, and the current mood of 612 Schroedinger's cat. If you can use X.org's RandR to control 613 your ThinkPad's video output ports instead of this feature, 614 don't think twice: do it and say N here to save memory and avoid 615 bad interactions with X.org. 616 617 NOTE: access to this feature is limited to processes with the 618 CAP_SYS_ADMIN capability, to avoid local DoS issues in platforms 619 where it interacts badly with X.org. 620 621 If you are not sure, say Y here but do try to check if you could 622 be using X.org RandR instead. 623 624config THINKPAD_ACPI_HOTKEY_POLL 625 bool "Support NVRAM polling for hot keys" 626 depends on THINKPAD_ACPI 627 default y 628 help 629 Some thinkpad models benefit from NVRAM polling to detect a few of 630 the hot key press events. If you know your ThinkPad model does not 631 need to do NVRAM polling to support any of the hot keys you use, 632 unselecting this option will save about 1kB of memory. 633 634 ThinkPads T40 and newer, R52 and newer, and X31 and newer are 635 unlikely to need NVRAM polling in their latest BIOS versions. 636 637 NVRAM polling can detect at most the following keys: ThinkPad/Access 638 IBM, Zoom, Switch Display (fn+F7), ThinkLight, Volume up/down/mute, 639 Brightness up/down, Display Expand (fn+F8), Hibernate (fn+F12). 640 641 If you are not sure, say Y here. The driver enables polling only if 642 it is strictly necessary to do so. 643 644config THINKPAD_LMI 645 tristate "Lenovo WMI-based systems management driver" 646 depends on ACPI_WMI 647 select FW_ATTR_CLASS 648 help 649 This driver allows changing BIOS settings on Lenovo machines whose 650 BIOS support the WMI interface. 651 652 To compile this driver as a module, choose M here: the module will 653 be called think-lmi. 654 655source "drivers/platform/x86/intel/Kconfig" 656 657config INTEL_ATOMISP2_LED 658 tristate "Intel AtomISP2 camera LED driver" 659 depends on GPIOLIB && LEDS_GPIO 660 help 661 Many Bay Trail and Cherry Trail devices come with a camera attached 662 to Intel's Image Signal Processor. Linux currently does not have a 663 driver for these, so they do not work as a camera. Some of these 664 camera's have a LED which is controlled through a GPIO. 665 666 Some of these devices have a firmware issue where the LED gets turned 667 on at boot. This driver will turn the LED off at boot and also allows 668 controlling the LED (repurposing it) through the sysfs LED interface. 669 670 Which GPIO is attached to the LED is usually not described in the 671 ACPI tables, so this driver contains per-system info about the GPIO 672 inside the driver, this means that this driver only works on systems 673 the driver knows about. 674 675 To compile this driver as a module, choose M here: the module 676 will be called intel_atomisp2_led. 677 678config INTEL_ATOMISP2_PM 679 tristate "Intel AtomISP2 dummy / power-management driver" 680 depends on PCI && IOSF_MBI && PM 681 depends on !INTEL_ATOMISP 682 help 683 Power-management driver for Intel's Image Signal Processor found on 684 Bay Trail and Cherry Trail devices. This dummy driver's sole purpose 685 is to turn the ISP off (put it in D3) to save power and to allow 686 entering of S0ix modes. 687 688 To compile this driver as a module, choose M here: the module 689 will be called intel_atomisp2_pm. 690 691config INTEL_HID_EVENT 692 tristate "INTEL HID Event" 693 depends on ACPI 694 depends on INPUT 695 depends on I2C 696 select INPUT_SPARSEKMAP 697 help 698 This driver provides support for the Intel HID Event hotkey interface. 699 Some laptops require this driver for hotkey support. 700 701 To compile this driver as a module, choose M here: the module will 702 be called intel_hid. 703 704config INTEL_INT0002_VGPIO 705 tristate "Intel ACPI INT0002 Virtual GPIO driver" 706 depends on GPIOLIB && ACPI && PM_SLEEP 707 select GPIOLIB_IRQCHIP 708 help 709 Some peripherals on Bay Trail and Cherry Trail platforms signal a 710 Power Management Event (PME) to the Power Management Controller (PMC) 711 to wakeup the system. When this happens software needs to explicitly 712 clear the PME bus 0 status bit in the GPE0a_STS register to avoid an 713 IRQ storm on IRQ 9. 714 715 This is modelled in ACPI through the INT0002 ACPI device, which is 716 called a "Virtual GPIO controller" in ACPI because it defines the 717 event handler to call when the PME triggers through _AEI and _L02 718 methods as would be done for a real GPIO interrupt in ACPI. 719 720 To compile this driver as a module, choose M here: the module will 721 be called intel_int0002_vgpio. 722 723config INTEL_MENLOW 724 tristate "Thermal Management driver for Intel menlow platform" 725 depends on ACPI_THERMAL 726 select THERMAL 727 help 728 ACPI thermal management enhancement driver on 729 Intel Menlow platform. 730 731 If unsure, say N. 732 733config INTEL_OAKTRAIL 734 tristate "Intel Oaktrail Platform Extras" 735 depends on ACPI 736 depends on ACPI_VIDEO || ACPI_VIDEO = n 737 depends on RFKILL && BACKLIGHT_CLASS_DEVICE && ACPI 738 help 739 Intel Oaktrail platform need this driver to provide interfaces to 740 enable/disable the Camera, WiFi, BT etc. devices. If in doubt, say Y 741 here; it will only load on supported platforms. 742 743config INTEL_VBTN 744 tristate "INTEL VIRTUAL BUTTON" 745 depends on ACPI 746 depends on INPUT 747 depends on I2C 748 select INPUT_SPARSEKMAP 749 help 750 This driver provides support for the Intel Virtual Button interface. 751 Some laptops require this driver for power button support. 752 753 To compile this driver as a module, choose M here: the module will 754 be called intel_vbtn. 755 756config MSI_LAPTOP 757 tristate "MSI Laptop Extras" 758 depends on ACPI 759 depends on BACKLIGHT_CLASS_DEVICE 760 depends on ACPI_VIDEO || ACPI_VIDEO = n 761 depends on RFKILL 762 depends on INPUT && SERIO_I8042 763 select INPUT_SPARSEKMAP 764 help 765 This is a driver for laptops built by MSI (MICRO-STAR 766 INTERNATIONAL): 767 768 MSI MegaBook S270 (MS-1013) 769 Cytron/TCM/Medion/Tchibo MD96100/SAM2000 770 771 It adds support for Bluetooth, WLAN and LCD brightness control. 772 773 More information about this driver is available at 774 <http://0pointer.de/lennart/tchibo.html>. 775 776 If you have an MSI S270 laptop, say Y or M here. 777 778config MSI_WMI 779 tristate "MSI WMI extras" 780 depends on ACPI_WMI 781 depends on INPUT 782 depends on BACKLIGHT_CLASS_DEVICE 783 depends on ACPI_VIDEO || ACPI_VIDEO = n 784 select INPUT_SPARSEKMAP 785 help 786 Say Y here if you want to support WMI-based hotkeys on MSI laptops. 787 788 To compile this driver as a module, choose M here: the module will 789 be called msi-wmi. 790 791config XO15_EBOOK 792 tristate "OLPC XO-1.5 ebook switch" 793 depends on OLPC || COMPILE_TEST 794 depends on ACPI && INPUT 795 help 796 Support for the ebook switch on the OLPC XO-1.5 laptop. 797 798 This switch is triggered as the screen is rotated and folded down to 799 convert the device into ebook form. 800 801config XO1_RFKILL 802 tristate "OLPC XO-1 software RF kill switch" 803 depends on OLPC || COMPILE_TEST 804 depends on RFKILL 805 help 806 Support for enabling/disabling the WLAN interface on the OLPC XO-1 807 laptop. 808 809config PCENGINES_APU2 810 tristate "PC Engines APUv2/3 front button and LEDs driver" 811 depends on INPUT && INPUT_KEYBOARD && GPIOLIB 812 depends on LEDS_CLASS 813 select GPIO_AMD_FCH 814 select KEYBOARD_GPIO_POLLED 815 select LEDS_GPIO 816 help 817 This driver provides support for the front button and LEDs on 818 PC Engines APUv2/APUv3 board. 819 820 To compile this driver as a module, choose M here: the module 821 will be called pcengines-apuv2. 822 823config SAMSUNG_LAPTOP 824 tristate "Samsung Laptop driver" 825 depends on RFKILL || RFKILL = n 826 depends on ACPI_VIDEO || ACPI_VIDEO = n 827 depends on BACKLIGHT_CLASS_DEVICE 828 select LEDS_CLASS 829 select NEW_LEDS 830 help 831 This module implements a driver for a wide range of different 832 Samsung laptops. It offers control over the different 833 function keys, wireless LED, LCD backlight level. 834 835 It may also provide some sysfs files described in 836 <file:Documentation/ABI/testing/sysfs-driver-samsung-laptop> 837 838 To compile this driver as a module, choose M here: the module 839 will be called samsung-laptop. 840 841config SAMSUNG_Q10 842 tristate "Samsung Q10 Extras" 843 depends on ACPI 844 select BACKLIGHT_CLASS_DEVICE 845 help 846 This driver provides support for backlight control on Samsung Q10 847 and related laptops, including Dell Latitude X200. 848 849config ACPI_TOSHIBA 850 tristate "Toshiba Laptop Extras" 851 depends on ACPI 852 depends on ACPI_WMI 853 select LEDS_CLASS 854 select NEW_LEDS 855 depends on BACKLIGHT_CLASS_DEVICE 856 depends on INPUT 857 depends on SERIO_I8042 || SERIO_I8042 = n 858 depends on ACPI_VIDEO || ACPI_VIDEO = n 859 depends on RFKILL || RFKILL = n 860 depends on IIO 861 select INPUT_SPARSEKMAP 862 help 863 This driver adds support for access to certain system settings 864 on "legacy free" Toshiba laptops. These laptops can be recognized by 865 their lack of a BIOS setup menu and APM support. 866 867 On these machines, all system configuration is handled through the 868 ACPI. This driver is required for access to controls not covered 869 by the general ACPI drivers, such as LCD brightness, video output, 870 etc. 871 872 This driver differs from the non-ACPI Toshiba laptop driver (located 873 under "Processor type and features") in several aspects. 874 Configuration is accessed by reading and writing text files in the 875 /proc tree instead of by program interface to /dev. Furthermore, no 876 power management functions are exposed, as those are handled by the 877 general ACPI drivers. 878 879 More information about this driver is available at 880 <http://memebeam.org/toys/ToshibaAcpiDriver>. 881 882 If you have a legacy free Toshiba laptop (such as the Libretto L1 883 series), say Y. 884 885config TOSHIBA_BT_RFKILL 886 tristate "Toshiba Bluetooth RFKill switch support" 887 depends on ACPI 888 depends on RFKILL || RFKILL = n 889 help 890 This driver adds support for Bluetooth events for the RFKill 891 switch on modern Toshiba laptops with full ACPI support and 892 an RFKill switch. 893 894 This driver handles RFKill events for the TOS6205 Bluetooth, 895 and re-enables it when the switch is set back to the 'on' 896 position. 897 898 If you have a modern Toshiba laptop with a Bluetooth and an 899 RFKill switch (such as the Portege R500), say Y. 900 901config TOSHIBA_HAPS 902 tristate "Toshiba HDD Active Protection Sensor" 903 depends on ACPI 904 help 905 This driver adds support for the built-in accelerometer 906 found on recent Toshiba laptops equipped with HID TOS620A 907 device. 908 909 This driver receives ACPI notify events 0x80 when the sensor 910 detects a sudden move or a harsh vibration, as well as an 911 ACPI notify event 0x81 whenever the movement or vibration has 912 been stabilized. 913 914 Also provides sysfs entries to get/set the desired protection 915 level and resetting the HDD protection interface. 916 917 If you have a recent Toshiba laptop with a built-in accelerometer 918 device, say Y. 919 920config TOSHIBA_WMI 921 tristate "Toshiba WMI Hotkeys Driver (EXPERIMENTAL)" 922 depends on ACPI_WMI 923 depends on INPUT 924 select INPUT_SPARSEKMAP 925 help 926 This driver adds hotkey monitoring support to some Toshiba models 927 that manage the hotkeys via WMI events. 928 929 WARNING: This driver is incomplete as it lacks a proper keymap and the 930 *notify function only prints the ACPI event type value. Be warned that 931 you will need to provide some information if you have a Toshiba model 932 with WMI event hotkeys and want to help with the development of this 933 driver. 934 935 If you have a WMI-based hotkeys Toshiba laptop, say Y or M here. 936 937config ACPI_CMPC 938 tristate "CMPC Laptop Extras" 939 depends on ACPI && INPUT 940 depends on RFKILL || RFKILL=n 941 select BACKLIGHT_CLASS_DEVICE 942 help 943 Support for Intel Classmate PC ACPI devices, including some 944 keys as input device, backlight device, tablet and accelerometer 945 devices. 946 947config COMPAL_LAPTOP 948 tristate "Compal (and others) Laptop Extras" 949 depends on ACPI 950 depends on BACKLIGHT_CLASS_DEVICE 951 depends on ACPI_VIDEO || ACPI_VIDEO = n 952 depends on RFKILL 953 depends on HWMON 954 depends on POWER_SUPPLY 955 help 956 This is a driver for laptops built by Compal, and some models by 957 other brands (e.g. Dell, Toshiba). 958 959 It adds support for rfkill, Bluetooth, WLAN, LCD brightness, hwmon 960 and battery charging level control. 961 962config LG_LAPTOP 963 tristate "LG Laptop Extras" 964 depends on ACPI 965 depends on ACPI_WMI 966 depends on INPUT 967 select INPUT_SPARSEKMAP 968 select NEW_LEDS 969 select LEDS_CLASS 970 help 971 This driver adds support for hotkeys as well as control of keyboard 972 backlight, battery maximum charge level and various other ACPI 973 features. 974 975 If you have an LG Gram laptop, say Y or M here. 976 977config PANASONIC_LAPTOP 978 tristate "Panasonic Laptop Extras" 979 depends on INPUT && ACPI 980 depends on BACKLIGHT_CLASS_DEVICE 981 select INPUT_SPARSEKMAP 982 help 983 This driver adds support for access to backlight control and hotkeys 984 on Panasonic Let's Note laptops. 985 986 If you have a Panasonic Let's note laptop (such as the R1(N variant), 987 R2, R3, R5, T2, W2 and Y2 series), say Y. 988 989config SONY_LAPTOP 990 tristate "Sony Laptop Extras" 991 depends on ACPI 992 depends on ACPI_VIDEO || ACPI_VIDEO = n 993 depends on BACKLIGHT_CLASS_DEVICE 994 depends on INPUT 995 depends on RFKILL 996 help 997 This mini-driver drives the SNC and SPIC devices present in the ACPI 998 BIOS of the Sony Vaio laptops. 999 1000 It gives access to some extra laptop functionalities like Bluetooth, 1001 screen brightness control, Fn keys and allows powering on/off some 1002 devices. 1003 1004 Read <file:Documentation/admin-guide/laptops/sony-laptop.rst> for more information. 1005 1006config SONYPI_COMPAT 1007 bool "Sonypi compatibility" 1008 depends on SONY_LAPTOP 1009 help 1010 Build the sonypi driver compatibility code into the sony-laptop driver. 1011 1012config SYSTEM76_ACPI 1013 tristate "System76 ACPI Driver" 1014 depends on ACPI 1015 select NEW_LEDS 1016 select LEDS_CLASS 1017 select LEDS_TRIGGERS 1018 help 1019 This is a driver for System76 laptops running open firmware. It adds 1020 support for Fn-Fx key combinations, keyboard backlight, and airplane mode 1021 LEDs. 1022 1023 If you have a System76 laptop running open firmware, say Y or M here. 1024 1025config TOPSTAR_LAPTOP 1026 tristate "Topstar Laptop Extras" 1027 depends on ACPI 1028 depends on INPUT 1029 select INPUT_SPARSEKMAP 1030 select LEDS_CLASS 1031 select NEW_LEDS 1032 help 1033 This driver adds support for hotkeys found on Topstar laptops. 1034 1035 If you have a Topstar laptop, say Y or M here. 1036 1037config I2C_MULTI_INSTANTIATE 1038 tristate "I2C multi instantiate pseudo device driver" 1039 depends on I2C && ACPI 1040 help 1041 Some ACPI-based systems list multiple i2c-devices in a single ACPI 1042 firmware-node. This driver will instantiate separate i2c-clients 1043 for each device in the firmware-node. 1044 1045 To compile this driver as a module, choose M here: the module 1046 will be called i2c-multi-instantiate. 1047 1048config MLX_PLATFORM 1049 tristate "Mellanox Technologies platform support" 1050 depends on I2C && REGMAP 1051 help 1052 This option enables system support for the Mellanox Technologies 1053 platform. The Mellanox systems provide data center networking 1054 solutions based on Virtual Protocol Interconnect (VPI) technology 1055 enable seamless connectivity to 56/100Gb/s InfiniBand or 10/40/56GbE 1056 connection. 1057 1058 If you have a Mellanox system, say Y or M here. 1059 1060config TOUCHSCREEN_DMI 1061 bool "DMI based touchscreen configuration info" 1062 depends on ACPI && DMI && I2C=y && TOUCHSCREEN_SILEAD 1063 select EFI_EMBEDDED_FIRMWARE if EFI 1064 help 1065 Certain ACPI based tablets with e.g. Silead or Chipone touchscreens 1066 do not have enough data in ACPI tables for the touchscreen driver to 1067 handle the touchscreen properly, as OEMs expect the data to be baked 1068 into the tablet model specific version of the driver shipped with the 1069 the OS-image for the device. This option supplies the missing info. 1070 Enable this for x86 tablets with Silead or Chipone touchscreens. 1071 1072config FW_ATTR_CLASS 1073 tristate 1074 1075config INTEL_IMR 1076 bool "Intel Isolated Memory Region support" 1077 depends on X86_INTEL_QUARK && IOSF_MBI 1078 help 1079 This option provides a means to manipulate Isolated Memory Regions. 1080 IMRs are a set of registers that define read and write access masks 1081 to prohibit certain system agents from accessing memory with 1 KiB 1082 granularity. 1083 1084 IMRs make it possible to control read/write access to an address 1085 by hardware agents inside the SoC. Read and write masks can be 1086 defined for: 1087 - eSRAM flush 1088 - Dirty CPU snoop (write only) 1089 - RMU access 1090 - PCI Virtual Channel 0/Virtual Channel 1 1091 - SMM mode 1092 - Non SMM mode 1093 1094 Quark contains a set of eight IMR registers and makes use of those 1095 registers during its bootup process. 1096 1097 If you are running on a Galileo/Quark say Y here. 1098 1099config INTEL_IPS 1100 tristate "Intel Intelligent Power Sharing" 1101 depends on ACPI && PCI 1102 help 1103 Intel Calpella platforms support dynamic power sharing between the 1104 CPU and GPU, maximizing performance in a given TDP. This driver, 1105 along with the CPU frequency and i915 drivers, provides that 1106 functionality. If in doubt, say Y here; it will only load on 1107 supported platforms. 1108 1109config INTEL_RST 1110 tristate "Intel Rapid Start Technology Driver" 1111 depends on ACPI 1112 help 1113 This driver provides support for modifying parameters on systems 1114 equipped with Intel's Rapid Start Technology. When put in an ACPI 1115 sleep state, these devices will wake after either a configured 1116 timeout or when the system battery reaches a critical state, 1117 automatically copying memory contents to disk. On resume, the 1118 firmware will copy the memory contents back to RAM and resume the OS 1119 as usual. 1120 1121config INTEL_SMARTCONNECT 1122 tristate "Intel Smart Connect disabling driver" 1123 depends on ACPI 1124 help 1125 Intel Smart Connect is a technology intended to permit devices to 1126 update state by resuming for a short period of time at regular 1127 intervals. If a user enables this functionality under Windows and 1128 then reboots into Linux, the system may remain configured to resume 1129 on suspend. In the absence of any userspace to support it, the system 1130 will then remain awake until something triggers another suspend. 1131 1132 This driver checks to determine whether the device has Intel Smart 1133 Connect enabled, and if so disables it. 1134 1135source "drivers/platform/x86/intel_speed_select_if/Kconfig" 1136 1137config INTEL_TURBO_MAX_3 1138 bool "Intel Turbo Boost Max Technology 3.0 enumeration driver" 1139 depends on X86_64 && SCHED_MC_PRIO 1140 help 1141 This driver reads maximum performance ratio of each CPU and set up 1142 the scheduler priority metrics. In this way scheduler can prefer 1143 CPU with higher performance to schedule tasks. 1144 This driver is only required when the system is not using Hardware 1145 P-States (HWP). In HWP mode, priority can be read from ACPI tables. 1146 1147config INTEL_UNCORE_FREQ_CONTROL 1148 tristate "Intel Uncore frequency control driver" 1149 depends on X86_64 1150 help 1151 This driver allows control of uncore frequency limits on 1152 supported server platforms. 1153 Uncore frequency controls RING/LLC (last-level cache) clocks. 1154 1155 To compile this driver as a module, choose M here: the module 1156 will be called intel-uncore-frequency. 1157 1158config INTEL_BXTWC_PMIC_TMU 1159 tristate "Intel BXT Whiskey Cove TMU Driver" 1160 depends on REGMAP 1161 depends on MFD_INTEL_PMC_BXT 1162 depends on INTEL_SOC_PMIC_BXTWC 1163 help 1164 Select this driver to use Intel BXT Whiskey Cove PMIC TMU feature. 1165 This driver enables the alarm wakeup functionality in the TMU unit 1166 of Whiskey Cove PMIC. 1167 1168config INTEL_CHTDC_TI_PWRBTN 1169 tristate "Intel Cherry Trail Dollar Cove TI power button driver" 1170 depends on INTEL_SOC_PMIC_CHTDC_TI 1171 depends on INPUT 1172 help 1173 This option adds a power button driver driver for Dollar Cove TI 1174 PMIC on Intel Cherry Trail devices. 1175 1176 To compile this driver as a module, choose M here: the module 1177 will be called intel_chtdc_ti_pwrbtn. 1178 1179config INTEL_MRFLD_PWRBTN 1180 tristate "Intel Merrifield Basin Cove power button driver" 1181 depends on INTEL_SOC_PMIC_MRFLD 1182 depends on INPUT 1183 help 1184 This option adds a power button driver for Basin Cove PMIC 1185 on Intel Merrifield devices. 1186 1187 To compile this driver as a module, choose M here: the module 1188 will be called intel_mrfld_pwrbtn. 1189 1190config INTEL_PMC_CORE 1191 tristate "Intel PMC Core driver" 1192 depends on PCI 1193 depends on ACPI 1194 help 1195 The Intel Platform Controller Hub for Intel Core SoCs provides access 1196 to Power Management Controller registers via various interfaces. This 1197 driver can utilize debugging capabilities and supported features as 1198 exposed by the Power Management Controller. It also may perform some 1199 tasks in the PMC in order to enable transition into the SLPS0 state. 1200 It should be selected on all Intel platforms supported by the driver. 1201 1202 Supported features: 1203 - SLP_S0_RESIDENCY counter 1204 - PCH IP Power Gating status 1205 - LTR Ignore / LTR Show 1206 - MPHY/PLL gating status (Sunrisepoint PCH only) 1207 - SLPS0 Debug registers (Cannonlake/Icelake PCH) 1208 - Low Power Mode registers (Tigerlake and beyond) 1209 - PMC quirks as needed to enable SLPS0/S0ix 1210 1211config INTEL_PUNIT_IPC 1212 tristate "Intel P-Unit IPC Driver" 1213 help 1214 This driver provides support for Intel P-Unit Mailbox IPC mechanism, 1215 which is used to bridge the communications between kernel and P-Unit. 1216 1217config INTEL_SCU_IPC 1218 bool 1219 1220config INTEL_SCU 1221 bool 1222 select INTEL_SCU_IPC 1223 1224config INTEL_SCU_PCI 1225 bool "Intel SCU PCI driver" 1226 depends on PCI 1227 select INTEL_SCU 1228 help 1229 This driver is used to bridge the communications between kernel 1230 and SCU on some embedded Intel x86 platforms. It also creates 1231 devices that are connected to the SoC through the SCU. 1232 Platforms supported: 1233 Medfield 1234 Clovertrail 1235 Merrifield 1236 Broxton 1237 Apollo Lake 1238 1239config INTEL_SCU_PLATFORM 1240 tristate "Intel SCU platform driver" 1241 depends on ACPI 1242 select INTEL_SCU 1243 help 1244 This driver is used to bridge the communications between kernel 1245 and SCU (sometimes called PMC as well). The driver currently 1246 supports Intel Elkhart Lake and compatible platforms. 1247 1248config INTEL_SCU_WDT 1249 bool 1250 default INTEL_SCU_PCI 1251 depends on INTEL_MID_WATCHDOG 1252 help 1253 This is a specific platform code to instantiate watchdog device 1254 on ACPI-based Intel MID platforms. 1255 1256config INTEL_SCU_IPC_UTIL 1257 tristate "Intel SCU IPC utility driver" 1258 depends on INTEL_SCU 1259 help 1260 The IPC Util driver provides an interface with the SCU enabling 1261 low level access for debug work and updating the firmware. Say 1262 N unless you will be doing this on an Intel MID platform. 1263 1264config INTEL_TELEMETRY 1265 tristate "Intel SoC Telemetry Driver" 1266 depends on X86_64 1267 depends on MFD_INTEL_PMC_BXT 1268 depends on INTEL_PUNIT_IPC 1269 help 1270 This driver provides interfaces to configure and use 1271 telemetry for INTEL SoC from APL onwards. It is also 1272 used to get various SoC events and parameters 1273 directly via debugfs files. Various tools may use 1274 this interface for SoC state monitoring. 1275 1276endif # X86_PLATFORM_DEVICES 1277 1278config PMC_ATOM 1279 def_bool y 1280 depends on PCI 1281 select COMMON_CLK 1282