linux-kernel - Re: screen freeze with 5.2-rc6 Dell XPS-13 skylake i915

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Date:   Fri, 12 Jul 2019 12:32:45 +0200
From:   Paul Bolle <pebolle@...cali.nl>
To:     Chris Wilson <chris@...is-wilson.co.uk>,
        James Bottomley <James.Bottomley@...senPartnership.com>,
        intel-gfx@...ts.freedesktop.org
Cc:     linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: screen freeze with 5.2-rc6 Dell XPS-13 skylake  i915

Paul Bolle schreef op do 11-07-2019 om 13:20 [+0200]:
> Chris Wilson schreef op do 11-07-2019 om 10:29 [+0100]:
> > Temporary workaround would be to set i915.enable_psr=0
> 
> That workaround seems to work for me. Over an hour of uptime without any
> screen freezes.

May or may not be related: 24 hours into that session I had the machine lock
up hard. Screen frozen, no input possible, etc. I had to power cycle it (after
half an hour, behaving very patient).

But the screen freeze that we're focusing on here never occurred during this
session.

Paul Bolle