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-rw-r--r--Documentation/laptops/thinkpad-acpi.txt37
1 files changed, 21 insertions, 16 deletions
diff --git a/Documentation/laptops/thinkpad-acpi.txt b/Documentation/laptops/thinkpad-acpi.txt
index 64b3f146e4b0..71f0fe1fc1b0 100644
--- a/Documentation/laptops/thinkpad-acpi.txt
+++ b/Documentation/laptops/thinkpad-acpi.txt
@@ -1,7 +1,7 @@
1 ThinkPad ACPI Extras Driver 1 ThinkPad ACPI Extras Driver
2 2
3 Version 0.20 3 Version 0.21
4 April 09th, 2008 4 May 29th, 2008
5 5
6 Borislav Deianov <borislav@users.sf.net> 6 Borislav Deianov <borislav@users.sf.net>
7 Henrique de Moraes Holschuh <hmh@hmh.eng.br> 7 Henrique de Moraes Holschuh <hmh@hmh.eng.br>
@@ -44,7 +44,7 @@ detailed description):
44 - LCD brightness control 44 - LCD brightness control
45 - Volume control 45 - Volume control
46 - Fan control and monitoring: fan speed, fan enable/disable 46 - Fan control and monitoring: fan speed, fan enable/disable
47 - Experimental: WAN enable and disable 47 - WAN enable and disable
48 48
49A compatibility table by model and feature is maintained on the web 49A compatibility table by model and feature is maintained on the web
50site, http://ibm-acpi.sf.net/. I appreciate any success or failure 50site, http://ibm-acpi.sf.net/. I appreciate any success or failure
@@ -621,7 +621,8 @@ Bluetooth
621--------- 621---------
622 622
623procfs: /proc/acpi/ibm/bluetooth 623procfs: /proc/acpi/ibm/bluetooth
624sysfs device attribute: bluetooth_enable 624sysfs device attribute: bluetooth_enable (deprecated)
625sysfs rfkill class: switch "tpacpi_bluetooth_sw"
625 626
626This feature shows the presence and current state of a ThinkPad 627This feature shows the presence and current state of a ThinkPad
627Bluetooth device in the internal ThinkPad CDC slot. 628Bluetooth device in the internal ThinkPad CDC slot.
@@ -643,8 +644,12 @@ Sysfs notes:
643 0: disables Bluetooth / Bluetooth is disabled 644 0: disables Bluetooth / Bluetooth is disabled
644 1: enables Bluetooth / Bluetooth is enabled. 645 1: enables Bluetooth / Bluetooth is enabled.
645 646
646 Note: this interface will be probably be superseded by the 647 Note: this interface has been superseded by the generic rfkill
647 generic rfkill class, so it is NOT to be considered stable yet. 648 class. It has been deprecated, and it will be removed in year
649 2010.
650
651 rfkill controller switch "tpacpi_bluetooth_sw": refer to
652 Documentation/rfkill.txt for details.
648 653
649Video output control -- /proc/acpi/ibm/video 654Video output control -- /proc/acpi/ibm/video
650-------------------------------------------- 655--------------------------------------------
@@ -1370,16 +1375,12 @@ with EINVAL, try to set pwm1_enable to 1 and pwm1 to at least 128 (255
1370would be the safest choice, though). 1375would be the safest choice, though).
1371 1376
1372 1377
1373EXPERIMENTAL: WAN 1378WAN
1374----------------- 1379---
1375 1380
1376procfs: /proc/acpi/ibm/wan 1381procfs: /proc/acpi/ibm/wan
1377sysfs device attribute: wwan_enable 1382sysfs device attribute: wwan_enable (deprecated)
1378 1383sysfs rfkill class: switch "tpacpi_wwan_sw"
1379This feature is marked EXPERIMENTAL because the implementation
1380directly accesses hardware registers and may not work as expected. USE
1381WITH CAUTION! To use this feature, you need to supply the
1382experimental=1 parameter when loading the module.
1383 1384
1384This feature shows the presence and current state of a W-WAN (Sierra 1385This feature shows the presence and current state of a W-WAN (Sierra
1385Wireless EV-DO) device. 1386Wireless EV-DO) device.
@@ -1404,8 +1405,12 @@ Sysfs notes:
1404 0: disables WWAN card / WWAN card is disabled 1405 0: disables WWAN card / WWAN card is disabled
1405 1: enables WWAN card / WWAN card is enabled. 1406 1: enables WWAN card / WWAN card is enabled.
1406 1407
1407 Note: this interface will be probably be superseded by the 1408 Note: this interface has been superseded by the generic rfkill
1408 generic rfkill class, so it is NOT to be considered stable yet. 1409 class. It has been deprecated, and it will be removed in year
1410 2010.
1411
1412 rfkill controller switch "tpacpi_wwan_sw": refer to
1413 Documentation/rfkill.txt for details.
1409 1414
1410Multiple Commands, Module Parameters 1415Multiple Commands, Module Parameters
1411------------------------------------ 1416------------------------------------