(In reply to Michel Dänzer from comment #24)
> Also, this wouldn't have happened with xf86-video-amdgpu, the recommended
> Xorg driver for our GPUs.

1) This package is absent in Fedora
# dnf search xf86-video-amdgpu
Last metadata expiration check: 0:16:19 ago on Thu 16 Aug 2018 07:52:28 PM +05.
No matches found.

2) I am already sitting under Wayland for a long time. The XWayland it is pain
of Xorg legacy until all programs are rewritten under Wayland.