xf86-video-ati: version > 6.9.0 does not work on Lenovo T400 when docked

[Cooper Yuan]

please try radeonhd driver.

On Tue, Jan 13, 2009 at 6:31 AM, Sascha Steinbiss
<satta at tetrinetsucht.de> wrote:
> Hi everyone,
>
> I am unsure where to turn to in this matter, but it seems I have
> encountered an issue in the current version of the xf86-video-ati module.
>
> I have a Lenovo T400 with a "ATI Technologies Inc Mobility Radeon HD
> 3400 Series rev 0" graphics chip. Usually I boot up with the machine in
> the dock, and use the DVI output there to drive a Samsung 24" display
> (multi-head via xrandr).
>
> Version 6.9.0 works like a charm (though unaccelerated). However, using
> any later version (tested with the 6.9.0.91 and 6.10.0 versions from the
> Arch testing repository), when I boot up with the laptop docked all X
> does is cycle through uniformly colored full screens on the internal
> display (white->red->green->blue->grey->vertical black/white
> gradient->horizontal black/white gradient), and the external DVI output
> is ignored. The same happens when I boot up undocked, then put the
> laptop in the dock and use xrandr to enable the DVI out.
>
> I attach my xorg.conf for debugging. Do you need any more information?
> Should I file a bug in the bugzilla? Is this even the right place to
> ask? If not, then I would be happy to get a pointer in the right direction.
>
> Thanks a lot in advance,
> Sascha
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