this you have this patch applied ? mention on https://bugzilla.kernel.org/show_bug.cgi?id=13811
http://cvs.fedoraproject.org/viewvc/rpms/kernel/F-13/drm-i915-fix-hibernate-memory-corruption.patch?revision=1.1&content-type=text%2Fplain&view=co On Tue, 2010-07-06 at 13:42 +0200, Łukasz Maśko wrote: > My laptop has an Intel i945GM graphics chipset. I'm using Intel driver > 2.12.0 (witn KMS) and xserver 1.8.2. Everything works perfectly on 2.6.33.x > kernels. > > Unfortunately, if I switch to 2.6.34 (2.6.34.1 as well), after I resume from > suspend to RAM, my screen starts to flicker. The screen gets blank (semi) > randomly. In fact, this is not a random flickering - screen gets blank only > if nothing is drawn. It means, that, for instance, I can watch films - the > screen cannot get black between frames of the film. It is the same when > _anything_ else happens in the screen. But otherways the screen is blank. > The blanking is immediate after anything is changed on the screen. > > I'm almost sure it is a kind of kernel drm problem, because the screen > flickers in exactly the same way if I switch to console (as said before, I'm > using KMS). > > Questions: > 1. Has anyone noticed someting like this? > 2. If a solution is known, can you provide me with it? > 3. If it is not solved, where exactly should I report this? > > I have registry dumps created before and after suspend using > intel_reg_dumper, but I don't understand their content. I can provide them. -- Sérgio M. B.
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