[Mesa-dev] [Bug 69101] prime: black window

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Sun Jun 14 07:55:53 PDT 2015


--- Comment #28 from Tobias Klausmann <tobias.klausmann at mni.thm.de> ---
(In reply to viktor from comment #27)
> Hi guys!


> I've already done xrandr --setprovideroffloadsink radeon Intel
> The problem still remains: when I run glxgears (or another OpenGL app)
> without DRI_PRIME=1 all seems good but with that variable I get black
> screen. The problem disappears when I switch to another window and back.
> With XRender backend for KWin all works like a charm but I don't want to use
> XRender because of high CPU load and overheating.

Its a known issue and i guess it wont get resolved (with DRI2), with DRI3 this
does not happen, you don't depend on compositing as well with it. (And you are
saved from the xrandr --setprovideroffloadsink dance as well!)

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