Slow 2D with radeon KMS

Harald Braumann harry at unheit.net
Sun Jan 31 04:54:27 PST 2010


On Sat, 30 Jan 2010 15:35:44 +0100 (CET)
"Damien Mir" <mailings.xorg at 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 Maybe you need a newer
version of the ati driver.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

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 836 bytes
Desc: not available
URL: <http://lists.x.org/archives/xorg/attachments/20100131/08b0878e/attachment.pgp>


More information about the xorg mailing list