Comment # 9 on bug 99275 from Reimar Imhof

(In reply to Michel Dänzer from comment #7)
> Any chance you can use git bisect to find the change between 4.8 and 4.9
> which introduced the problem?
Sorry, I can't.

> There should be a /usr/share/X11/xorg.conf.d/10-amdgpu.conf file which
> causes the amdgpu driver to be used automatically for GPUs controlled by the
> amdgpu kernel driver. If that file is missing, please report the problem to
> openSuse.
I filed a bug report at https://bugzilla.opensuse.org/show_bug.cgi?id=1018406