[Bug 89589] [dp mst] External displays remain blank with linux-3.18.6 after resuming from suspend

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=89589

--- Comment #14 from noga.dany at gmail.com ---
(In reply to noga.dany from comment #13)
> (In reply to Sree Harsha Totakura from comment #11)
> > (In reply to noga.dany from comment #10)
> > > In 4.1.0 is worse, every cca minute is monitor blinks black for a second,
> > > even without suspend-resume.
> > 
> > The monitors does not seem to blink black in linux-4.1.3 for me. 
> > @noga.dany: can you please confirm if its the same for you too?  
> > 
> > The monitors, however, stay blank after resume.  Switching back to a virtual
> > console seems to work sporadically now.
> > 
> > Is there any way in which I can help debugging for this bug?
> 
> Negative, in 4.1.3 still blinks black.

Interesting is that it blinks only one monitor from two connected. Tested on
three different monitors

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