Lines Matching +full:disable +full:- +full:port +full:- +full:power +full:- +full:control
9 - Borislav Deianov <borislav@users.sf.net>
10 - Henrique de Moraes Holschuh <hmh@hmh.eng.br>
12 http://ibm-acpi.sf.net/
19 This driver used to be named ibm-acpi until kernel 2.6.21 and release
20 0.13-20070314. It used to be in the drivers/acpi tree, but it was
21 moved to the drivers/misc tree and renamed to thinkpad-acpi for kernel
25 The driver is named "thinkpad-acpi". In some places, like module
29 "tpacpi" is used as a shorthand where "thinkpad-acpi" would be too
33 ------
38 - Fn key combinations
39 - Bluetooth enable and disable
40 - video output switching, expansion control
41 - ThinkLight on and off
42 - CMOS/UCMS control
43 - LED control
44 - ACPI sounds
45 - temperature sensors
46 - Experimental: embedded controller register dump
47 - LCD brightness control
48 - Volume control
49 - Fan control and monitoring: fan speed, fan enable/disable
50 - WAN enable and disable
51 - UWB enable and disable
52 - LCD Shadow (PrivacyGuard) enable and disable
53 - Lap mode sensor
54 - Setting keyboard language
55 - WWAN Antenna type
56 - Auxmac
59 site, http://ibm-acpi.sf.net/. I appreciate any success or failure
63 - ThinkPad model name
64 - a copy of your ACPI tables, using the "acpidump" utility
65 - a copy of the output of dmidecode, with serial numbers
67 - which driver features work and which don't
68 - the observed behavior of non-working features
74 ------------
78 It is located on the menu path: "Device Drivers" -> "X86 Platform
79 Specific Device Drivers" -> "ThinkPad ACPI Laptop Extras".
83 --------
86 used to access the features it provides. One is a legacy procfs-based
88 is a new sysfs-based interface which is not complete yet.
107 thinkpad-acpi's implementation of sysfs interfaces.
109 Also, any bugs in the thinkpad-acpi sysfs driver code or in the
110 thinkpad-acpi's implementation of the sysfs interfaces will be fixed for
112 non-compatible ways. As these interfaces mature both in the kernel and
113 in thinkpad-acpi, such changes should become quite rare.
115 Applications interfacing to the thinkpad-acpi sysfs interfaces must
120 The version of thinkpad-acpi's sysfs interface is exported by the driver
138 --------------
148 -----------------------
152 Version of the thinkpad-acpi sysfs interface, as an unsigned long
156 - major revision
158 - minor revision
160 - bugfix revision
167 Changes to the thinkpad-acpi sysfs interface are only considered
168 non-experimental when they are submitted to Linux mainline, at which
170 may be updated. If you are using any thinkpad-acpi features not yet
175 Changes that are backwards-compatible by nature (e.g. the addition of
184 --------
192 system. Enabling the hotkey functionality of thinkpad-acpi signals the
210 The hot key bit mask allows some control over which hot keys generate
213 thinkpad-acpi would prefer to handle it, if the firmware would be so
226 example, if Fn+F5 is unmasked, that key will no longer enable/disable
240 echo 0xffffffff > /proc/acpi/ibm/hotkey -- enable all hot keys
241 echo 0 > /proc/acpi/ibm/hotkey -- disable all possible hot keys
242 ... any other 8-hex-digit mask ...
243 echo reset > /proc/acpi/ibm/hotkey -- restore the recommended mask
248 echo enable > /proc/acpi/ibm/hotkey -- does nothing
249 echo disable > /proc/acpi/ibm/hotkey -- returns an error
251 The procfs interface does not support NVRAM polling control. So as to
252 maintain maximum bug-to-bug compatibility, it does not report any masks,
267 Returns the hot keys mask when thinkpad-acpi was loaded.
276 0: returns -EPERM
302 poll the NVRAM for. This is auto-detected by the driver
318 version -- not just with firmware models -- as well as
354 undock. Set to zero for normal wake-ups or wake-ups
392 backwards-compatible way. The MSB shall always be 0x41 for this input
396 been changed in a non-backwards compatible way.
399 backwards-compatible change for this input device.
401 Thinkpad-acpi Hot Key event map (version 0x4101):
407 0x1001 0x00 FN+F1 -
417 off the ThinkLight as side-effect
421 semantics, i.e. sleep-to-RAM).
433 and W-WAN card if left in control
437 radios (Bluetooth+W-WAN+WLAN),
440 0x1006 0x05 FN+F6 -
453 0x1009 0x08 FN+F9 -
457 0x100B 0x0A FN+F11 -
469 0x100D 0x0C FN+BACKSPACE -
470 0x100E 0x0D FN+INSERT -
471 0x100F 0x0E FN+DELETE -
489 0x1013 0x12 FN+PGDOWN -
534 In addition to the EV_KEY events, thinkpad-acpi may also issue EV_SW
543 ------------------------------
556 0x5010 Brightness level changed/control event
571 0x3006 Bay hotplug request (hint to power up SATA link when
574 0x4010 Docked into hotplug port replicator (non-ACPI dock)
575 0x4011 Undocked from hotplug port replicator (non-ACPI dock)
583 0x6032 Thermal Control command set completion (DYTC, Windows)
591 cleanly (0x2413) before power is lost. They must be acted upon, as the
621 ---------
633 so it is kept across reboots and power-off.
641 echo disable > /proc/acpi/ibm/bluetooth
647 disabled through the "bluetooth_enable" thinkpad-acpi device
652 - 0: disables Bluetooth / Bluetooth is disabled
653 - 1: enables Bluetooth / Bluetooth is enabled.
660 Documentation/driver-api/rfkill.rst for details.
663 Video output control -- /proc/acpi/ibm/video
664 --------------------------------------------
666 This feature allows control over the devices used for video output -
696 (it simulates the behavior of Fn-F7).
705 Fn-F7 from working. This also disables the video output switching
707 Fn-F7. Video switching on the console should still work.
712 ThinkLight control
713 ------------------
733 documentation, in Documentation/leds/leds-class.rst. The ThinkLight LED name
737 cannot be read or if it is unknown, thinkpad-acpi will report it as "off".
741 CMOS/UCMS control
742 -----------------
754 a T43 and in a X40, commands 12 and 13 still control the ThinkLight state for
755 real, but commands 0 to 2 don't control the mixer anymore (they have been
762 - 0 - Related to "Volume down" key press
763 - 1 - Related to "Volume up" key press
764 - 2 - Related to "Mute on" key press
765 - 3 - Related to "Access IBM" key press
766 - 4 - Related to "LCD brightness up" key press
767 - 5 - Related to "LCD brightness down" key press
768 - 11 - Related to "toggle screen expansion" key press/function
769 - 12 - Related to "ThinkLight on"
770 - 13 - Related to "ThinkLight off"
771 - 14 - Related to "ThinkLight" key press (toggle ThinkLight)
773 The cmos command interface is prone to firmware split-brain problems, as
778 LED control
779 -----------
795 Unrestricted access to all LEDs requires that thinkpad-acpi be
801 visible to userspace. They are used by the snd-hda-intel audio driver.
816 - 0 - power
817 - 1 - battery (orange)
818 - 2 - battery (green)
819 - 3 - UltraBase/dock
820 - 4 - UltraBay
821 - 5 - UltraBase battery slot
822 - 6 - (unknown)
823 - 7 - standby
824 - 8 - dock status 1
825 - 9 - dock status 2
826 - 10, 11 - (unknown)
827 - 12 - thinkvantage
828 - 13, 14, 15 - (unknown)
836 documentation, in Documentation/leds/leds-class.rst.
839 "tpacpi::power", "tpacpi:orange:batt", "tpacpi:green:batt",
846 indicators cannot be read due to an error, thinkpad-acpi will report it as
862 a report to ibm-acpi-devel@lists.sourceforge.net is appreciated.
865 ACPI sounds -- /proc/acpi/ibm/beep
866 ----------------------------------
872 The commands are non-negative integer numbers::
880 - 0 - stop a sound in progress (but use 17 to stop 16)
881 - 2 - two beeps, pause, third beep ("low battery")
882 - 3 - single beep
883 - 4 - high, followed by low-pitched beep ("unable")
884 - 5 - single beep
885 - 6 - very high, followed by high-pitched beep ("AC/DC")
886 - 7 - high-pitched beep
887 - 9 - three short beeps
888 - 10 - very long beep
889 - 12 - low-pitched beep
890 - 15 - three high-pitched beeps repeating constantly, stop with 0
891 - 16 - one medium-pitched beep repeating constantly, stop with 17
892 - 17 - stop 16
896 -------------------
910 42 42 45 41 36 -128 33 -128
915 48 48 36 52 38 -128 31 -128 48 52 48 -128 -128 -128 -128 -128
918 system-board model (and thus, on ThinkPad model).
925 - 1: CPU
926 - 2: (depends on model)
927 - 3: (depends on model)
928 - 4: GPU
929 - 5: Main battery: main sensor
930 - 6: Bay battery: main sensor
931 - 7: Main battery: secondary sensor
932 - 8: Bay battery: secondary sensor
933 - 9-15: (depends on model)
937 - 2: Mini-PCI
938 - 3: Internal HDD
943 - 2: System board, left side (near PCMCIA slot), reported as HDAPS temp
944 - 3: PCMCIA slot
945 - 9: MCH (northbridge) to DRAM Bus
946 - 10: Clock-generator, mini-pci card and ICH (southbridge), under Mini-PCI
948 - 11: Power regulator, underside of system board, below F2 key
953 - 1: CPU
954 - 2: Main Battery: main sensor
955 - 3: Power Converter
956 - 4: Bay Battery: main sensor
957 - 5: MCH (northbridge)
958 - 6: PCMCIA/ambient
959 - 7: Main Battery: secondary sensor
960 - 8: Bay Battery: secondary sensor
966 Readings from sensors that are not available return -128.
976 thinkpad-acpi thermal sensors are reported through the hwmon
981 -----------------------------------------------
991 - make sure the battery is fully charged
992 - make sure the fan is running
993 - use above mentioned tool to read out the EC
1000 embedded controller registers - e.g. make sure nothing else changes
1007 LCD brightness control
1008 ----------------------
1014 This feature allows software control of the LCD brightness on ThinkPad
1021 On IBM (and some of the earlier Lenovo) ThinkPads, the backlight control
1024 display backlight brightness control methods have 16 levels, ranging
1028 brightness control, EC and UCMS (or CMOS). To select which one should be
1042 ThinkPad-specific interface. The driver will disable its native
1043 backlight brightness control interface if it detects that the standard
1046 If you want to use the thinkpad-acpi backlight brightness control
1047 instead of the generic ACPI video backlight brightness control for some
1050 The brightness_enable module parameter can be used to control whether
1051 the LCD brightness control feature will be enabled when available.
1084 driver is trying to set the display to when "power" is set
1086 power management event.
1088 power:
1089 power management mode, where 0 is "display on", and 1 to 3
1091 because thinkpad-acpi cannot really turn the backlight
1092 off. Kernel power management events can temporarily
1093 increase the current power management level, i.e. they can
1099 Whatever you do, do NOT ever call thinkpad-acpi backlight-level change
1100 interface and the ACPI-based backlight level change interface
1107 Volume control (Console Audio control)
1108 --------------------------------------
1112 ALSA: "ThinkPad Console Audio Control", default ID: "ThinkPadEC"
1114 NOTE: by default, the volume control interface operates in read-only
1115 mode, as it is supposed to be used for on-screen-display purposes.
1121 console audio control to be done through the volume keys only, and for
1122 the desktop environment to just provide on-screen-display feedback.
1123 Software volume control should be done only in the main AC97/HDA
1127 About the ThinkPad Console Audio control
1130 ThinkPads have a built-in amplifier and muting circuit that drives the
1132 or HDA mixer in the audio path, and under exclusive control of the
1136 audio control: volume up, volume down and mute.
1147 This is a very superior design when compared to the cheap software-only
1148 mute-toggle solution found on normal consumer laptops: you can be
1152 The IBM ThinkPads, and the earlier Lenovo ThinkPads have variable-gain
1154 also handles volume control for the headphone and speakers on these
1156 control stage exists after the main AC97 or HDA mixer in the audio
1159 The newer Lenovo models only have firmware mute control, and depend on
1160 the main HDA mixer to do volume control (which is done by the operating
1163 normal key presses to the operating system (thinkpad-acpi is not
1167 The ThinkPad-ACPI volume control
1170 The preferred way to interact with the Console Audio control is the
1174 and if volume control is enabled, accepts the following commands::
1188 whether your thinkpad has volume control or mute-only control:
1189 volume_capabilities=1 for mixers with mute and volume control,
1190 volume_capabilities=2 for mixers with only mute control.
1193 please report this to ibm-acpi-devel@lists.sourceforge.net, so that we
1196 There are two strategies for volume control. To select which one
1203 ibm-acpi-devel@lists.sourceforge.net.
1206 mixer is disabled, the driver will disable all volume functionality.
1209 Fan control and monitoring: fan speed, fan enable/disable
1210 ---------------------------------------------------------
1219 fan control operations are disabled by default for
1221 must be given to thinkpad-acpi.
1223 This feature attempts to show the current fan speed, control mode and
1230 controlled separately, it shares the main fan control.
1243 There is also a "full-speed" level, also known as "disengaged" level.
1244 In this level, the EC disables the speed-locked closed-loop fan control,
1250 commands. The full-speed level may take up to two minutes to ramp up to
1252 while the EC is transitioning to the full-speed level.
1272 through thinkpad-acpi.
1274 The thinkpad-acpi kernel driver can be programmed to revert the fan
1276 fan commands: "enable", "disable", "level" or "watchdog", or if there
1285 means other than the "enable", "disable", and "level" procfs fan
1286 commands, or the hwmon fan control sysfs interface.
1294 echo disable >/proc/acpi/ibm/fan
1304 "full-speed" (without the quotes). Not all ThinkPads support the "auto"
1305 and "full-speed" levels. The driver accepts "disengaged" as an alias for
1306 "full-speed", and reports it as "disengaged" for backwards
1325 If you want to disable the watchdog, use 0 as the interval.
1335 is out-of-bounds, and EPERM if it is forbidden. They may also return
1342 - 0: PWM offline (fan is set to full-speed mode)
1343 - 1: Manual PWM control (use pwm1 to set fan level)
1344 - 2: Hardware PWM control (EC "auto" mode)
1345 - 3: reserved (Software PWM control, not implemented yet)
1349 mode is unsupported, it will return -EINVAL.
1352 Fan level, scaled from the firmware values of 0-7 to the hwmon
1353 scale of 0-255. 0 means fan stopped, 255 means highest normal
1357 (manual PWM control).
1382 ---
1390 This feature shows the presence and current state of the built-in
1394 so it is kept across reboots and power-off.
1402 If the W-WAN card is installed, the following commands can be used::
1405 echo disable > /proc/acpi/ibm/wan
1410 If the W-WAN card is installed, it can be enabled /
1411 disabled through the "wwan_enable" thinkpad-acpi device
1415 - 0: disables WWAN card / WWAN card is disabled
1416 - 1: enables WWAN card / WWAN card is enabled.
1423 Documentation/driver-api/rfkill.rst for details.
1426 LCD Shadow control
1427 ------------------
1449 -------------------
1455 to decide if WWAN transmission can be increased to maximum power and is
1459 The property is read-only. If the platform doesn't have support the sysfs
1463 -----------------
1479 Documentation/driver-api/rfkill.rst for details.
1483 -------------------------
1500 fr(French), fr-ch(French(Switzerland)), hu(Hungarian), it(Italy), jp (Japan),
1505 -----------------
1518 - type a
1519 - type b
1521 The property is read-only. If the platform doesn't have support the sysfs
1525 ------
1529 Some newer Thinkpads have a feature called MAC Address Pass-through. This
1532 network. This property enables user-space to easily determine the MAC address
1541 This property is read-only.
1544 -----------------
1552 - 0 = Home mode
1553 - 1 = Web-browser mode
1554 - 2 = Web-conference mode
1555 - 3 = Function mode
1556 - 4 = Layflat mode
1562 Battery charge control
1563 ----------------------
1569 driver. They enable the user to control the battery charge thresholds of the
1577 Documentation/ABI/testing/sysfs-class-power.
1580 ------------------------------------
1588 Commands can also be specified when loading the thinkpad-acpi module,
1595 -------------------------
1612 0x0004 RF Transmitter control (RFKILL)
1615 0x0010 Fan control
1617 0x0040 Audio mixer/volume control
1629 -----------------------
1631 If thinkpad-acpi refuses to detect your ThinkPad, you can try to specify
1633 not, please contact ibm-acpi-devel@lists.sourceforge.net with a report.
1651 and the hwmon class for libsensors4 (lm-sensors 3)
1655 0x020100: Marker for thinkpad-acpi with hot key NVRAM polling
1660 0x020101: Marker for thinkpad-acpi with hot key NVRAM polling
1669 0x020300: hotkey enable/disable support removed, attributes
1678 and it is always able to disable hot keys. Very old
1684 0x020700: Support for mute-only mixers.
1685 Volume control in read-only mode by default.