xf86-video-intel-2.5.0 is slow

Eric Anholt eric at anholt.net
Tue Nov 4 10:44:26 PST 2008

On Tue, 2008-11-04 at 12:54 +0200, Vasily Khoruzhick wrote:
> On Tuesday 04 November 2008 11:52:15 you wrote:
> > Mesa 7.2 is not enough for GEM to work. You need latest git.
> >
> > Grab dri2proto, drm(for libdrm only, not linux-core), mesa, and
> > xf86-video-intel for GEM enabled kernel.
> > Also make sure You have xserver-xorg-core 1.5.x (with EXA method as UXA is
> > still a bit buggy and needs dri2)
> >
> > Do this if You dont plan to use blender, there are still some bugs, only
> > compiz and desktop acceleration works well.
> >
> > 2008/11/4 Vasily Khoruzhick <anarsoul at gmail.com>
> >
> > > Btw, are you sure that 3D should work OK on gem-enabled kernel with
> > > non-gem mesa? Because with non-gem kernel I have no problems with 3D
> So, you mean that I can't get 3D with gem-enabled kernel and non-gem mesa? I 
> don't want any fancy dri2-things, just old mature dri :)
> The thing is that in 2.6.27 irda subsystem is broken, and sane patches to fix 
> it exists only for 2.6.28... So I tried to use 2.6.28 RCs... So, ok, I'll 
> rollback to 2.6.26 kernel :)

pre-GEM Mesa is supposed to work fine with a GEM kernel.  It pretty much
did last we tested it.  However, as it's compatibility code we're not
putting testing or development time on it now.

Eric Anholt
eric at anholt.net                         eric.anholt at intel.com

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