[Bug 70905] display turns off with intel(0): sna_mode_redisplay: page flipping failed, disabling CRTC:3 (pipe=0)

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=70905

Michael Stapelberg <michael+freedesktop at stapelberg.de> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |REOPENED
         Resolution|FIXED                       |---

--- Comment #5 from Michael Stapelberg <michael+freedesktop at stapelberg.de> ---
(In reply to comment #3)
> (In reply to comment #2)
> > I believe the workaround should be effective and hide the issue.
> Thanks for the quick fix! I only now had a chance to upgrade my version of
> the driver, and so far I haven’t had the issue. Will report back in the
> unlikely event that it still happens.
It just happened again:

[3146197.461] (EE) intel(0): sna_mode_redisplay: page flipping failed,
disabling CRTC:3 (pipe=0)
[3146199.888] (II) AIGLX: Suspending AIGLX clients for VT switch
[3146200.700] (II) Open ACPI successful (/var/run/acpid.socket)
[3146200.700] (II) AIGLX: Resuming AIGLX clients after VT switch
[3146200.700] (II) intel(0): switch to mode 2560x1440 at 60.0 on pipe 0 using DP2,
position (0, 0), rotation normal
[3146201.213] setversion 1.4 failed

This is with commit abf1a16914d993cc150005879375d4bb17fdccf3.

New full Xorg.0.log attached.

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