KMS with Xorg on G45 failing

[Mike Lothian]

2009/1/7 Mike Lothian <mike at fireburn.co.uk>:
> 2009/1/7 Jesse Barnes <jbarnes at virtuousgeek.org>:
>> On Tuesday, January 6, 2009 3:53 pm Mike Lothian wrote:
>>> 2009/1/6 Jesse Barnes <jbarnes at virtuousgeek.org>:
>>> > On Tuesday, January 6, 2009 2:35 pm Mike Lothian wrote:
>>> >> Hi there
>>> >>
>>> >> Thought I'd send in some info about Xorg with a KMS kernel, libdrm and
>>> >> xf86-video-intel
>>> >>
>>> >> I've attached my dmesg and Xorg.0.log
>>> >>
>>> >> The only outputs are LVDS 15" screen an a disconnected VGA out and
>>> >> HDMI connectors
>>> >>
>>> >> I'll quite happily submit a bug but thought the code was a little too
>>> >> new to harp on about especially if this is a known issue
>>> >>
>>> >> Let me know if I can help further
>>> >
>>> > Looks like the 3D driver init failed... Maybe you need to rebuild your
>>> > DRI driver as well against the same libdrm?
>>>
>>> I rebuild libdrm mesa and xf86-video-intel each time is there
>>> something else I'm missing?
>>
>> This one looks like a Mesa mismatch somehow, so try rebuilding that too.
>>
>> --
>> Jesse Barnes, Intel Open Source Technology Center
>>
>
> OK I've recompiled libdrm mesa and xf86-video-intel using their master
> tree's and recompiled the head drm-intel-next branch of the kernel the
> versions I were using before were only a few hours old
>
> Good news X starts, bad news is the screen goes black once KDE starts
> to load, pretty sure it's when the compositing is started
>
> Another strange things happened, normally with KMS all my VTs are at
> the laptops native resolution now they're in the top left corner at
> what looks like 800x600 but not streched
>
> Also when booting from a non-KMS but regular GEM kernel UXA doesn't
> work now. I've had to switch back to EXA
>
> I'm attaching my dmesg and Xorg log from the KMS retry
>
> Could any of the problems be caused by:
>
> [drm:i915_get_vblank_counter] *ERROR* trying to get vblank count for
> disabled pipe 0
>
>
> Cheers
>
> Mike
>

Oh yes and when X started is went back to the native resolution