[Nouveau] [Bug 108520] [GK104] MST DisplayPort HiDPI screen flicker

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=108520

--- Comment #7 from JM9 <jhnmlkvch9 at gmail.com> ---
(In reply to JM9 from comment #6)
> (In reply to Ilia Mirkin from comment #5)
> > OK, so ...
> > 
> > A few facts:
> > 
> >  - GK104
> >  - Driving 4 monitors
> > 
> > Question: Are the 2560x1440 and 1920x1200 daisy-chained (hence the "MST"
> > reference), or is it just that the 2560x1440 monitor's manufacturer name is
> > "MST", without any reference to Multi-Stream Transport?
> 
> They are not daisy-chained. I'm not sure about the MST reference. I think
> this is  a regression in X11 1.20. I filed a separate bug about that:
> https://bugzilla.freedesktop.org/show_bug.cgi?id=108516
> (If Hybrid Graphics is enabled, MST reference is gone.)
> 

Scratch that. I was being confused. The MST reference is still there, but the
naming scheme is different.

> Another odd thing I noticed is, if I start X and then hot plug the monitor,
> there is no flicker.

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