Re: 15-rc1: radeon modesetting fails

[Christian KÃnig]

> Does reverting:
> http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=32167016076f714f0e35e287fbead7de0f1fb179
> fix the issue?  We may need to tweak the pll parameters for older asics.

Yeah, indeed the most likely cause. Please provide dmesg outputs created 
with drm.ebug=0xe for the old and the new kernel.

Christian.

Am 15.04.2014 15:06, schrieb Alex Deucher:
> On Tue, Apr 15, 2014 at 8:07 AM, Borislav Petkov <bp@xxxxxxxxx> wrote:
> > Hi Christian,
> >
> > On Tue, Apr 15, 2014 at 11:28:55AM +0200, Christian KÃnig wrote:
> > > Hi Borislav,
> > >
> > > that's a known issue and should be fixed in the next rc, see this
> > > bugreport: https://bugs.freedesktop.org/show_bug.cgi?id=77009
> > >
> > > You might also want to try my branch with 3.15 fixes which includes
> > > the necessary patch for this: http://cgit.freedesktop.org/~deathsimple/linux/log/?h=drm-fixes-3.15-wip
> > >
> > > Let me know if that branch works for you or not.
> > so I went and merged your branch as you suggested. Btw, on its tip it
> > has:
> >
> > commit ec02666dd0791312b5820e1a9a023681d99d07ec
> > Author: Quentin Casasnovas <quentin.casasnovas@xxxxxxxxxx>
> > Date:   Tue Mar 18 17:16:52 2014 +0100
> >
> >      drm/radeon: memory leak on bo reservation failure. v2
> >
> > (just checking whether I got the right one)
> >
> > and, unfortunately, no change - same problem. Let me know if I should
> > bisect the subset of 59 radeon patches which went in during the merge
> > window...
> >
> > Btw, just in case, I went and updated radeon firmware in
> > /lib/firmware/radeon/ from upstream but it didn't change anything.
> Does reverting:
> http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=32167016076f714f0e35e287fbead7de0f1fb179
> fix the issue?  We may need to tweak the pll parameters for older asics.
>
> Alex
>
> > Thanks.
> > _______________________________________________
> > dri-devel mailing list
> > dri-devel@xxxxxxxxxxxxxxxxxxxxx
> > http://lists.freedesktop.org/mailman/listinfo/dri-devel

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