The busy bo has a fixed size (1024x256, 32bpp) whereas the scratch bo
may need to vary their size to exercise different features of fence
allocation.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
And a few other things:
- inline checking when copying tiles with the cpu, fails _much_ faster.
- bo size seems to have a tremendous effect, put on the TODO.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>