linux-kernel - Re: 5.2: display corruption on X60, X220

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Date:   Thu, 6 Jun 2019 10:37:35 +0200
From:   Pavel Machek <pavel@....cz>
To:     Jani Nikula <jani.nikula@...ux.intel.com>
Cc:     joonas.lahtinen@...ux.intel.com, rodrigo.vivi@...el.com,
        intel-gfx@...ts.freedesktop.org,
        kernel list <linux-kernel@...r.kernel.org>
Subject: Re: 5.2: display corruption on X60, X220

On Thu 2019-06-06 11:32:18, Jani Nikula wrote:
> On Mon, 03 Jun 2019, Pavel Machek <pavel@....cz> wrote:
> > In recent kernels (5.2.0-rc1-next-20190522, 5.2-rc2) I'm getting
> > display corruption in X. Usually in terminals, but also in title bars
> > etc. Black areas with white lines in them, usually...
> >
> > Same configuration worked properly in ... probably 4.19? Then I got
> > some graphics-crashes on X220 that prevented me from testing :-(.
> 
> It's pretty hard to say anything based on the above.
> 
> Anything in the logs with drm.debug=14 added?

I see. It looks like hard-to-debug issue.

Oh, interesting part is that corruption _is_ visible if I make a
screenshot.

Will try with drm.debug=...

Do you do some kind of testing that would catch similar issues?

Thanks,
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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