This object is not used except for static fields in drm_bufs *cough*.
Inline the watermark fields and drop the unused structure definition.
Signed-off-by: NDavid Herrmann <dh.herrmann@gmail.com>
Reviewed-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: NDave Airlie <airlied@redhat.com>