[Nouveau] [Bug 99922] [NVE4] [regression, bisected] 4.10 (atomic): X shows black screen with cursor after monitors turn off

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=99922

--- Comment #9 from Ben Skeggs <skeggsb at gmail.com> ---
(In reply to Ben Skeggs from comment #6)
> (In reply to kevin from comment #5)
> > Created attachment 129896 [details]
> > Normal Xorg logs on Linux 4.10 with xf86-video-modesetting
> > 
> > Interestingly, the bug does not appear with the generic modesetting driver!
> > I've attached the Xorg log, but it seems normal.
> 
> Yeah, the nouveau 2D driver doesn't handle page flips failing correctly for
> some reason (this can happen under atomic when DPMS is set to a power-saving
> mode).
> 
> I wasn't able to reproduce this with the nouveau DDX running in its
> (default) DRI2 mode, only DRI3, so I hadn't prioritized looking into it.

Lyude has posted a patch[1] which should address this issue.

Ben.

[1] https://lists.freedesktop.org/archives/nouveau/2017-March/027422.html

-- 
You are receiving this mail because:
You are the assignee for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.freedesktop.org/archives/nouveau/attachments/20170304/c38a045d/attachment.html>