Oh, see https://wiki.ubuntu.com/X/Drivers for a brief discussion, or bug https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/96991 for the full details.
Oh, see https:/ /wiki.ubuntu. com/X/Drivers for a brief discussion, or bug https:/ /bugs.launchpad .net/ubuntu/ +source/ xorg-server/ +bug/96991 for the full details.