Bug#607227: xserver-xorg-video-radeon: with kms, screen flickers, without kms xorg eats 100% CPU
alexdeucher at gmail.com
Fri Dec 17 08:55:04 PST 2010
2010/12/16 Marcos Marado <mindboosternoori at gmail.com>:
> Hi there,
> 2010/12/16 Michel Dänzer <daenzer at debian.org>:
>> On Mit, 2010-12-15 at 21:29 +0000, Marcos Marado wrote:
>>> After installing on this machine squeeze from the debian-installer
>>> beta 2, I noticed that the
>>> screen sometimes flickers (opening a konsole an maximizing it will
>>> result in a more frequent flickering).
>>> Searching about it, I was led to believe that this could be a kms
>>> problem, so I deactivated it.
>>> Now the flicker is gone, but the computer is awefully slow, and a top
>>> shows Xorg eating 100% CPU.
>>> [ 17.750916] [drm:radeon_do_init_cp] *ERROR* Failed to load firmware!
>>> Versions of packages xserver-xorg-video-radeon suggests:
>>> pn firmware-linux <none> (no description available)
>> Does installing this package and rebooting help for any of your
> Thank you very much for your quick reply. I should have looked into the logs...
> Installed firmware-linux, and now the 100% CPU issue is gone.
> Unfortunately, the flickering issue (more often on black screens) is still
> present with kms, so for now I'm sticking with having it disabled.
> If you want to have doing some debugging/testing/whatever, feel free to ask...
Try booting with radeon.new_pll=0 and/or radeon.disp_priority=2 on the
kernel command line in grub.
> Best regards,
> Marcos Marado
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