ACPI: ibm-acpi: document fan control

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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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Henrique de Moraes Holschuh 2006-11-24 11:47:11 -02:00 • committed by Len Brown

parent 18ad7996e1

commit a8b7a6626d

1 changed files with 108 additions and 2 deletions

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drivers/acpi/ibm_acpi.c

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