Phoronix: Support For The X.Org State Tracker In R300g Killed

The X.Org state tracker target, which allows for providing basic 2D/EXA acceleration with the X.Org Server over GPU shaders using a generic Gallium3D state tracker, is no longer supported by the R300 Gallium3D driver. Support has been eliminated and the X.Org state tracker targets for other Gallium3D drivers might also be dropped...

http://www.phoronix.com/vr.php?view=MTI3NDA