Comment # 78 on bug 106175 from tempel.julian@gmail.com

It's queued now for 4.21:
https://cgit.freedesktop.org/~agd5f/linux/commit/?h=drm-next-4.21-wip&id=0e65ba74dbd61f54f2dc74035d07490d5fd99a38
Thanks, guys! Tested with latest 4.21-wip kernel and seems to be working fine
on a quick try.

I just wanna mention here that Alex assumes the following bug regarding stutter
with gamma adjustments roots to the driver being atomic as well:
https://bugs.freedesktop.org/show_bug.cgi?id=108917
Would be nice if this could be solved a bit faster than the cursor issue
(Nicholas Kazlauskas to the rescue? :) ).

I guess I can close this ticket regarding the cursor now.