Hi all, I have an old RV350 9600 ATI graphic card and the open source radeon driver works fine with 2.6.36 kernel.
Cheers, -- Jacques Le 25/10/2010 09:50, Helmut Jarausch a gentiment tapote: > Hi Paul, > > it turned out there is a bug in the linux kernel up to and including > 2.6.36 concerning > drivers/gpu/drm/radeon > when it comes to all graphics chips like RV350. > > Does anybody know about a patch for gentoo-sources-2.6.36 ? > > Many thanks for a hint, > Helmut. > > > On 10/22/10 17:04:24, Paul Hartman wrote: >> On Fri, Oct 22, 2010 at 4:41 AM, Helmut Jarausch >> <jarau...@igpm.rwth-aachen.de> wrote: >>> Hi, >>> >>> this is a bit off topic, since it primarily concerns a laptop >> running >>> OpenSuSe 11.3, but I do need your help and I known there are >> experts >>> here. >>> >>> This old laptop has a >>> radeon RV350 (mobility Radeon 9600 M10) graphics card. >>> >>> There is an xf86-video-ati driver installed. >>> >>> Now, when booting with the (default) radeon.modeset=1 >>> the graphics is dead slow (not only for glxgears : 200 frame/s but >> for >>> my OpenGL application (Impressive), as well). >>> >>> Now, when I replace the option on the kernel command line to >>> radeon.modeset=0 >>> glxgears is much faster ( about 1800 frames/s ) >>> BUT my OpenGL application (python gtk + opengl) >>> now freezes the whole machine - only power on/off can revive >>> it. >>> >>> Hopefully, someone has an idea on what is going wrong here. >>> >>> (The hardware is too old for a recent ATI closed source driver >>> supporting a recent kernel 2.6.34.x) >>> >>> Many thanks for your help which is very much appreciated. >>> Helmut. >> I have a very similar card in my Gentoo laptop (Mobility Radeon 9700, >> I think maybe it's the same as 9600 but clocked higher). I tried KMS >> radeon driver but had some issues, maybe it was user-error but when I >> disabled KMS everything went back to normal. >> >> Otherwise if you want to stick with KMS all I can think of is to try >> different AccelMethod settings in your xorg.conf to see if you get >> better performance from one of them. I think maybe you need to >> disable >> console framebuffer as well, in case you're using one. >> >> >> >
