[SOLUTION] Re: Radeon HD 3850 / RV670 AGP: no firmware loaded / slow

[Cassiano Leal <cassianoleal@gmail.com>]

On 19 March 2010 00:19, Cassiano Leal <cassianoleal@gmail.com> wrote:
> On 17 March 2010 15:24, Andrei Popescu <andreimpopescu@gmail.com> wrote:
>> On Wed,17.Mar.10, 11:27:19, Joost Kraaijeveld wrote:
>>> Hi Andrei,
>>>
>>> OK, doing
>>>
>>> modprobe -r radeon
>>> modprobe radeon modeset=1
>>>
>>> using 2.6.32-3-amd64 results in a working machine which actually
>>> performance workplace and application switching at acceptable speed.
>>
>> Are you sure the modeset=1 is actually needed? AFAIU radeon is not
>> completely ready for KMS (at least not in Debian).
>
> Now that you said that, I had not enabled KMS, but I got DRI to work
> without problems and with good performance.
>
> On the other hand, I think I saw something today in linux-image's
> changelog that said KMS was being enabled by default for radeons.
> Maybe a kernel upgrade would solve things once and for all.
>
>>
>>> Now I just have 1 error left in my XOrg.log:
>>>
>>> (EE) RADEON(0): [dri] RADEONDRIGetVersion failed because of a version mismatch.
>>> [dri] radeon kernel module version is 2.0.0 but version 1.17.0 or newer is needed.
>>> [dri] Disabling DRI.
>>
>> The error message is quite strange: the Xorg driver complains that a
>> newer kernel module is needed, but 2.0.0 should be newer than 1.17.0...
>
> True, but I do remember getting the same and being able to fix it.
> Sorry but I don't have access to that computer atm so I can't look for
> the solution...

Well, the solution is very simple: upgrade your
xserver-xorg-video-radeon to the latest version (1:6.12.192-1).

That should do it! Writing from a DRI2 enabled X server here.

HTH

Cheers,
Cassiano Leal