static void
i915_ttm_placement_from_obj(const struct drm_i915_gem_object *obj,
			    struct ttm_place *requested,
			    struct ttm_place *busy,
			    struct ttm_placement *placement)
static void
i915_ttm_placement_from_obj(const struct drm_i915_gem_object *obj,
			    struct ttm_place *places,
			    struct ttm_placement *placement)