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

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Message-ID: <20101220151258.GA25008@srcf.ucam.org>
Date:	Mon, 20 Dec 2010 15:12:58 +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 04:06:48PM +0100, Henrik Rydberg wrote:
> On Mon, Dec 20, 2010 at 02:28:15PM +0000, Matthew Garrett wrote:
> > 
> > There is one, you just need to hook into the thermal device interface.
> 
> Right. The fans and the right sensors need to be plugged in, which
> seems like it should happen at the same time the platform device is
> removed. Thanks to macfanctld, there might even be enough information
> regarding what sensors to use. Just about.

I've been looking into this. The thermal control code under MacOS seems 
to tie into the GPU and CPU power management as well, and I suspect that 
this has more to do with the thermal issues we're seeing than the fan 
control alone.

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