linux-kernel - Re: [lm-sensors] [PATCH 1/2 V3] applesmc: Use PnP rather than hardcoding resources and devices

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Message-ID: <20101220142815.GA23998@srcf.ucam.org>
Date:	Mon, 20 Dec 2010 14:28:15 +0000
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	Henrik Rydberg <rydberg@...omail.se>
Cc:	Jean Delvare <khali@...ux-fr.org>,
	Mikael Ström <mikael@...amiq.com>,
	Julien BLACHE <jb@...ache.org>,
	Guenter Roeck <guenter.roeck@...csson.com>,
	"lm-sensors@...sensors.org" <lm-sensors@...sensors.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [lm-sensors] [PATCH 1/2 V3] applesmc: Use PnP rather than
	hardcoding resources and devices

On Mon, Dec 20, 2010 at 03:23:44PM +0100, Henrik Rydberg wrote:

> The macbook overheat problems goes way back. All models have automatic
> heat protection, but it kicks in at temperatures uncomfortable to most
> users. The severity also depends on when the model was made. The
> current solution is to use the macfanctld driver, which disables
> automatic fan control, replacing it with a control loop yielding more
> workable temperatures. A fan control solution in the kernel would
> certainly be well received.

There is one, you just need to hook into the thermal device interface.

-- 
Matthew Garrett | mjg59@...f.ucam.org
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