to_ast_plane
struct ast_plane *ast_plane = to_ast_plane(plane);
return container_of(to_ast_plane(plane), struct ast_cursor_plane, base);
struct ast_plane *ast_plane = to_ast_plane(plane);
struct ast_plane *ast_plane = to_ast_plane(plane);
struct ast_plane *ast_plane = to_ast_plane(plane);