Re: [git pull] drm for 5.8-rc1

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On Wed, Aug 12, 2020 at 2:19 AM James Jones <jajones@xxxxxxxxxx> wrote:
>
> Sorry for the slow reply here as well.  I've been in the process of
> rebasing and reworking the userspace patches.  I'm not clear my changes
> will address the Jetson Nano issue, but if you'd like to try them, the
> latest userspace changes are available here:
>
>    https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3724
>
> And the tegra-drm kernel patches are here:
>
>
> https://patchwork.ozlabs.org/project/linux-tegra/patch/20191217005205.2573-1-jajones@xxxxxxxxxx/
>
> Those + the kernel changes addressed in this thread are everything I had
> outstanding.
>

I don't know if that's caused by your changes or not, but now the
assert I hit is a different one pointing out that
nvc0_miptree_select_best_modifier fails in a certain case and returns
MOD_INVALID... anyway, it seems like with your patches applied it's
now way easier to debug and figure out what's going wrong, so maybe I
can figure it out now :)

> Thanks,
> -James
>
> On 8/4/20 1:58 AM, Karol Herbst wrote:
> > Hi James,
> >
> > I don't know if you knew, but on the Jetson nano we had the issue for
> > quite some time, that GLX/EGL through mesa on X was broken due to some
> > fix in mesa related to modifiers.
> >
> > And I was wondering if the overall state just caused the issue we saw
> > here and wanted to know what branches/patches I needed for the various
> > projects to see if the work you have been doing since the last
> > upstream nouveau regression would be of any help here?
> >
> > Mind pointing me towards everything I'd need to check that?
> >
> > I'd really like to fix this, but didn't have the time to investigate
> > what the core problem here was, but I think it's very likely that a
> > fixed/improved modifier support could actually fix it as well.
> > Alternately I'd like to move to kmsro in mesa as this fixes it as
> > well, but that could just be by coincidence and would break other
> > devices..
> >
> > Thanks
> >
> > On Tue, Jul 14, 2020 at 4:32 PM James Jones <jajones@xxxxxxxxxx> wrote:
> >>
> >> Still testing.  I'll get a Sign-off version out this week unless I find
> >> a problem.
> >>
> >> Thanks,
> >> -James
> >>
> >> On 7/12/20 6:37 PM, Dave Airlie wrote:
> >>> How are we going with a fix for this regression I can commit?
> >>>
> >>> Dave.
> >>>
> >> _______________________________________________
> >> dri-devel mailing list
> >> dri-devel@xxxxxxxxxxxxxxxxxxxxx
> >> https://lists.freedesktop.org/mailman/listinfo/dri-devel
> >>
> >
>

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