Bug#725704: xserver-xorg-video-radeon: driver overheats laptop, forces constant fan usage

Al Stone ahs3 at debian.org
Mon Oct 7 09:43:29 PDT 2013

On 10/07/2013 09:22 AM, Michel Dänzer wrote:
> On Mon, 2013-10-07 at 09:04 -0600, Al Stone wrote:
>> [...] on using the radeon driver, my laptop now stays very warm
>> constantly, and the cooling fan never stops running (over 24 hours
>> now).  On checking, it appears to be running 5-10 degrees Centigrade
>> warmer all the time, just over the fan trip point.
>> The radeon device is:
>> 02:00.0 VGA compatible controller [0300]: Advanced Micro Devices, Inc. [AMD/ATI] RV710/M92 [Mobility Radeon HD 4530/4570/545v] [1002:9553]
> Can you try booting a 3.11 kernel with radeon.dpm=1 on the kernel
> command line?

Aha.  That is much, much better.  3.11 without radeon.dpm=1 behaves
the same as 3.10; 3.11 _with_ radeon.dpm=1 quiets everything down.  I
don't know why it had not occurred to me it could be the fan for the
radeon, not the CPUs :(.

That being said, it seems like radeon.dpm=1 should be the default

Al Stone                                         Debian Developer
E-mail: ahs3 at debian.org                          http://www.debian.org

More information about the xorg-driver-ati mailing list