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Commit 28b779d1 authored by Stefan Schmidt's avatar Stefan Schmidt Committed by Len Brown
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ACPI: ibm_acpi: Documentation the wan feature. 



Document the wan feature Jeremy Fitzhardinge added to ibm_acpi.

Signed-off-by: default avatarStefan Schmidt <stefan@datenfreihafen.org>
Acked-by: default avatarBorislav Deianov <borislav@users.sourceforge.net>
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent 24f7ff0a

Documentation/ibm-acpi.txt

+18 −0
Original line number Diff line number Diff line
@@ -33,6 +33,7 @@ detailed description): 
	- LCD brightness control

	- Volume control

	- Experimental: fan speed, fan enable/disable

	- Experimental: WAN enable and disable



A compatibility table by model and feature is maintained on the web

site, http://ibm-acpi.sf.net/. I appreciate any success or failure
@@ -601,6 +602,23 @@ with the following command: 


	echo 'level <level>' > /proc/acpi/ibm/thermal



EXPERIMENTAL: WAN -- /proc/acpi/ibm/wan

---------------------------------------



This feature is marked EXPERIMENTAL because the implementation

directly accesses hardware registers and may not work as expected. USE

WITH CAUTION! To use this feature, you need to supply the

experimental=1 parameter when loading the module.



This feature shows the presence and current state of a WAN (Sierra

Wireless EV-DO) device. If WAN is installed, the following commands can

be used:



	echo enable > /proc/acpi/ibm/wan

	echo disable > /proc/acpi/ibm/wan



It was tested on a Lenovo Thinkpad X60. It should probably work on other

Thinkpad models which come with this module installed.



Multiple Commands, Module Parameters

------------------------------------