+void cayman_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib);
+int cayman_vm_init(struct radeon_device *rdev);
+void cayman_vm_fini(struct radeon_device *rdev);
+int cayman_vm_bind(struct radeon_device *rdev, struct radeon_vm *vm, int id);
+void cayman_vm_unbind(struct radeon_device *rdev, struct radeon_vm *vm);
+void cayman_vm_tlb_flush(struct radeon_device *rdev, struct radeon_vm *vm);
+uint32_t cayman_vm_page_flags(struct radeon_device *rdev,
+ struct radeon_vm *vm,
+ uint32_t flags);
+void cayman_vm_set_page(struct radeon_device *rdev, struct radeon_vm *vm,
+ unsigned pfn, uint64_t addr, uint32_t flags);
+int evergreen_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib);