hard flickering of laptop panel...

[Alex Deucher]

On Sat, Jun 7, 2008 at 9:51 AM, Marek Wojciechowski <mwojc at p.lodz.pl> wrote:
> Hi!
> I'm using xf86-video-ati drivers for Radeon 7500 on laptop Compaq Evo n800v
> and Gentoo Linux system. Recently i upgraded xorg to the version 1.3.0.0 and
> xf86-video-ati to 6.6.3 (that's what is avilable in Gentoo). Unfortunately
> after that my LCD started to flicker. This flickering is much harder when
> opengl application is used. The longer such an application is used the harder
> is the flickering. And it does not stop when the application is closed.
> Finally everything ends up with blank panel and need of the reset of the
> computer (reseting only X server does not help as well).

6.6.3 is pretty old.  does it work better with 6.8.0?

>
> I observed that this flickering probably does not depend on any radeon driver
> options that can be set in xorg.conf (i tried many configurations).
> Disablig "dri" does not help as well. So i suppose this could be a bug in the
> radeon driver.
>
> I have to mention that vesa driver works OK...
>
> I'm writing this because maybe someone have had such a problem and knows the
> solution. I spend hours looking for something but i found nothing useful.

Does the DisplayPriority option help?  See the radeon man pages for
more info on this option.

Alex