Phoronix: The ATI R600/700 DDX & Mesa Now Have Tiling In Place

Now that the Linux 2.6.36 kernel is set to ATI R600/700 tiling support within the Radeon DRM code, patches for hooking into this tiling support have been committed to the xf86-video-ati DDX and the classic Mesa DRI R600 drivers...

http://www.phoronix.com/vr.php?view=ODQ4MA