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List:       freedesktop-xorg
Subject:    Re: Slow 2D with radeon KMS
From:       Harald Braumann <harry () unheit ! net>
Date:       2010-01-31 12:54:27
Message-ID: 20100131135427.3889783d () sbs173
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On Sat, 30 Jan 2010 15:35:44 +0100 (CET)
"Damien Mir" <mailings.xorg@mirabel-sil.com> wrote:

> Hi,
> 
> I just tried KMS with "radeon" driver, and 2D seems notably slow.
> Widgets takes time to draw, scrolling in Dolphin or Firefox lags, as
> if some 2D acceleration was not working alright.

I use radeon KMS on an R600 (HD 3870) and all works really well. 2D as
well as 3D (glxgear, tuxracer, nexuiz). Kernel is 2.6.32 and
drm, mesa, xf86-video-ati are latest git HEAD. Maybe you need a newer
version of the ati driver. 

harry


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