From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Adachi, Kenichi" Subject: RE: fan control Date: Tue, 6 May 2003 19:56:06 +0900 Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Message-ID: <01bb01c313be$1845afc0$b8d21b2b@ADACHIPC> References: <20030506092120.GA24982@lps.ens.fr> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-2022-jp" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20030506092120.GA24982-l5PIGlIYzrxGWvitb5QawA@public.gmane.org> Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Help: List-Post: List-Subscribe: , List-Unsubscribe: , List-Archive: To: =?iso-2022-jp?B?JxskQiVOGyhCcmljIEJydW5ldCc=?= , acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-acpi@vger.kernel.org Hi, > About fan control, I would love to be able to stop my fan, but it doesn't > work. I can echo anything to /proc/acpi/fan/FAN/state, it has no bearing > on the fan, and the only result is a line in the log: > > acpi_bus-0199 [18] acpi_bus_set_power : Device is not power manageable > (kernel is 2.5.67) > acpi_bus_set_power() complains that the target device is not enabled to be power managed as its "power_manageable" flag, which will be set for devices who have _PS0 or _PR0 in DSDT upon device enumeration, is __NOT__ set. And, indeed, your FAN device in DSDT doesn't explicitly list its power resource by _PR0 Object. 5369 000034ba: Scope _TZ_ (\_TZ_) 5370 000034c2: Device FAN_ (\_TZ_.FAN_) 5371 000034c9: Name _HID (\_TZ_.FAN_._HID) 5372 000034ce: PNP0c0b (0x0b0cd041) 5373 000034d3: Method _INI (\_TZ_.FAN_._INI) 5374 000034d9: ArgCount 0; NotSerialized 5375 000034da: Store 5376 000034db: TP1H (000032ad) 5377 000034df: CTOS 5378 000034e3: Store 5379 000034e4: TP1L (000032b2) 5380 000034e8: CTHY Thanks, - Adachi, Kenichi ------------------------------------------------------- This sf.net email is sponsored by:ThinkGeek Welcome to geek heaven. http://thinkgeek.com/sf