I've been threatening this for a while, so no point hanging around.
This lindents the DRM code which was always really bad in tabbing department.
I've also fixed some misnamed files in comments and removed some trailing
whitespace.
Signed-off-by: NDave Airlie <airlied@linux.ie>

This adds initial r300 3D support to the radeon DRM.

From: Nicolai Haehnle, Vladimir Dergachev, and others.
Signed-off-by: NDavid Airlie <airlied@linux.ie>