https://bugs.freedesktop.org/show_bug.cgi?id=107607
--- Comment #8 from Paul Menzel pmenzel+bugs.freedesktop.org@molgen.mpg.de --- (In reply to Nicholas Kazlauskas from comment #7)
Can you clarify the problem you're observing?
Do all the displays go blank after switching inputs?
There is exactly one monitor/display.