-trace_surface_destroy(struct trace_texture *tr_tex,
- struct pipe_surface *surface);
+trace_surface_destroy(struct trace_surface *tr_surf);
+
+struct pipe_transfer *
+trace_transfer_create(struct trace_texture *tr_tex,
+ struct pipe_transfer *transfer);
+
+void
+trace_transfer_destroy(struct trace_transfer *tr_trans);