Re: Mismatch in gmch_pfit.lvds_border_bits on EeePC 900

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On Wed, Jun 11, 2014 at 11:32:29AM +0200, Daniel Vetter wrote:
> On Wed, Jun 11, 2014 at 07:03:39AM +0100, Sitsofe Wheeler wrote:
> > 
> > On Wed, Jun 11, 2014 at 06:46:40AM +0100, Sitsofe Wheeler wrote:
> > > On Tue, Jun 10, 2014 at 08:26:55AM +0200, Daniel Vetter wrote:
> > > > On Sun, Jun 08, 2014 at 10:30:15PM +0100, Sitsofe Wheeler wrote:
> > > > > With a tree that is close to 3.15 final I'm regularly seeing the
> > > > > following on my EeePC 900 when starting ioquake3:
> > > > > 
> > > > > [drm:intel_pipe_config_compare] *ERROR* mismatch in gmch_pfit.lvds_border_bits (expected 32768, found 0)
> > > > 
> > > > Hm, I've thought we've fixed that by now. Alas, no :(
> > > > 
> > > > Can you please add drm.debug=0xe to your kernel cmdline, reproduce the
> > > > issue and attach the entire dmesg? Please make sure it contains everything
> > > > since boot-up so that we can reconstruct the state properly (might need to
> > > > grab it from logfiles if dmesg is cut off).
> > > 
> > > Please find kern.log.gz attached.
> 
> Not in the resend and I didn't seem to receive your original mail somehow
> at all. Can you please resend.

Downloadable from http://sucs.org/~sits/test/eeepc-900/dmesg-20140611 .

By the way, Mutt seems to be becoming upset when I group reply to your
mails. I think it's because your address is in both the To: and the Cc:
fields....

> > > > Also, do you have any ideas when you reproduce this? Anything that changes
> > > > the lvds output could be relevant ...
> > > 
> > > Doing
> > > xrandr -s 800x600
> > > xrandr -s 0
> > > 
> > > was enough to provoke the messages in the attached log.
> 
> Ok, makes sense. Smells a bit like leftover pfit state. Can you please
> also try latest drm-intel-nightly?

The previous log is from drm-intel-nightly but there seem to be more
warnings in it rather than less...

-- 
Sitsofe | http://sucs.org/~sits/
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