Bug#627554: xserver-xorg-video-radeon: HD 5750 3rd screen displays interesting psychedelic colour swirl pattern covering whole screen

[Alex Deucher]

On Tue, May 24, 2011 at 4:00 PM, Tim Wootton <tim at tee-jay.demon.co.uk> wrote:
> On 22/05/11 21:49, Tim Wootton wrote:
>>
>> On 22/05/11 21:16, Alex Deucher wrote:
>>
>>>
>>> Are you using native DP or a DP to HDMI converter? If you are using a
>>> converter, is it an active or passive converter? If it's passive,
>>> you'll have the same limitation as before.
>>
>> It's a passive, got an active on order now, so I will see if that does
>> the trick. Thanks for the advice.
>
>
> Ok,so now using an active converter (Sapphire with Eyefinity logo), but
> still the same problem, perhaps it could be a bug after all.

Please attach your xorg log and dmesg output.  You might also want to
try the recent DP patches I posted for 2.6.40.  They are available in
the radeon-drm-testing branch of Dave's tree:
http://git.kernel.org/?p=linux/kernel/git/airlied/drm-2.6.git;a=shortlog;h=refs/heads/drm-radeon-testing

Alex