From: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Date: Fri, 24 Nov 2006 13:47:11 +0000 (-0200)
Subject: ACPI: ibm-acpi: document fan control
X-Git-Tag: v2.6.20-rc2~6^2~11^2~11
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a8b7a6626d7605a795b33317cd730b7d76da3d0a;p=pandora-kernel.git

ACPI: ibm-acpi: document fan control

This patch documents the ThinkPad fan control strategies.  Source of the
data:

0. ibm-acpi source
1. DSDTs for various ThinkPads (770, X31, X40, X41, T43, A21m, T22)
2. http://thinkwiki.org/wiki/Embedded_Controller_Firmware#Firmware_Issues
3. http://thinkwiki.org/wiki/How_to_control_fan_speed
4. Various threads about windows fan control utilities in thinkpads.com

Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
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