AMD users now have one reason less to suffer from Catalyst. Together with the OpenGL 4.1 (and soon 4.2) compliance of the open source driver, there is now very little left that's speaking for the proprietary driver.
I'm trying to tackle the issue with the help of Gentoo Forums now.
I just want to not need to boot Windows to switch GPUs.
Or have brightness controls working with nouveau.
https://ask.fedoraproject.org/en/question/74178/f22-gnome-3-nv-gtx-980m-backlight-brightness-no-effect/ nv124 is apparently not supported