int i915_gem_render_state_init(struct drm_i915_gem_request *req);
void i915_gem_render_state_fini(struct render_state *so);
-int i915_gem_render_state_prepare(struct intel_engine_cs *ring,
+int i915_gem_render_state_prepare(struct intel_engine_cs *engine,
struct render_state *so);
#endif /* _I915_GEM_RENDER_STATE_H_ */