Retire the drm modules / drivers. These are now handled by the
drm-legacy-kmod port and/or the drm-kmod port. All future
development and maintanace will be handled there.
Approved by: graphics@
Remove drm2 modules.
Remove support for compiling drm2 as a module. This has transitioned
to the drm-kmod or drm-legacy-kmodw ports.
Approved by: the graphics team
Remove the i915 and radeon drivers.