[Bug 90987] xorg black screen after monitor power off, AMD r9 270X, aoc u2868pqu, displayport

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=90987

--- Comment #13 from Bernd Steinhauser <linux at bernd-steinhauser.de> ---
(In reply to Daniel Exner from comment #12)
> I can confirm the same effect for R9 270X + Dell U3415W connected via
> DisplayPort.
My Dell U2415 has a setting "DP 1.2" in the display submenu. So maybe yours has
that, too.
If so, do you have that activated and does the effect occur if you disable
that?

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