KMS with Xorg on G45 failing

[Mike Lothian]

Hi

I've got good news, with the extra patches that appeared in the next
tree the other day, KMS works perfectly on my system. That's vt's and
x at the correct resolution my pointer showing on X and smooth,
flicker free transitions between vt's and Y.

Good job! I've been waiting for this since i started using linux.

Mike

On 1/16/09, Jesse Barnes <jbarnes at virtuousgeek.org> wrote:
> On Tuesday, January 6, 2009 5:41 pm Mike Lothian wrote:
>> 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
>
> The "800x600 but not stretched" issue sounds like it could be related to the
> initial_config bug I fixed this week.  Can you give Dave's latest drm-next
> tree a try?  It fixes that bug (among others).  Also the 2D driver needs a
> few fixes we're still working on.  The intel-gfx at lists.freedesktop.org is a
> good place to watch for those.
>
>
> --
> Jesse Barnes, Intel Open Source Technology Center
>