From mboxrd@z Thu Jan  1 00:00:00 1970
From: Pasi =?iso-8859-1?Q?K=E4rkk=E4inen?= <pasik@iki.fi>
Subject: Re: radeon power_profile "default" causes laptop overheating and
	crashes
Date: Thu, 1 Sep 2011 21:29:02 +0300
Message-ID: <20110901182902.GA12984@reaktio.net>
References: <20110829162016.GD32373@reaktio.net>
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On Mon, Aug 29, 2011 at 07:20:16PM +0300, Pasi K=E4rkk=E4inen wrote:
> Hello,
> =

> I have a laptop with Mobility Radeon HD 3650, and the opensource radeon d=
river makes
> the laptop overheat and crash (or kernel does thermal emergency shutdowns=
).
> Even when the laptop is totally *idle* the system overheats!
> =

> As a default power_profile "default" is in use (and causes problems):
> # cat /sys/class/drm/card0/device/power_profile
> default
> =

> I can workaround the issue with:
> # echo low > /sys/class/drm/card0/device/power_profile
> =

> .. which makes the temperature go down 10-20 degrees celsius,
> and the fans slow down and the system feels much cooler.
> =

> I've seen this problem with Linux 2.6.35 (Fedora 14), Linux 2.6.38 (Fedor=
a 15)
> and Linux 3.0.0 (Fedora 16 alpha).
> =

> Is there anything I should try to troubleshoot the problem? =

> Is "default" power_profile supposed to cause overheating?
> =

> Using proprietary AMD fglrx driver doesn't have this problem, =

> fglrx works out-of-the-box and the laptop does not overheat.
> =

> dmesg from Linux 3.0.0 here: http://pasik.reaktio.net/fedora/f16/dmesg-hp=
-elitebook-8530p-f16-alpha.txt
> =


Ping?

-- Pasi