Phoronix: Radeon Kernel Driver Deprecates UMS Mode-Setting

The open-source AMD Radeon Linux graphics stack has been deprecating the user-space mode-setting (UMS) code for a while and is now finally making the kernel-space mode-setting (KMS) support the default Radeon interface for the Linux kernel...

http://www.phoronix.com/vr.php?view=MTI2ODA