+ /* new shareable sync objects */
+ int (*create_syncobj)(struct radeon_winsys *ws, uint32_t *handle);
+ void (*destroy_syncobj)(struct radeon_winsys *ws, uint32_t handle);
+
+ void (*reset_syncobj)(struct radeon_winsys *ws, uint32_t handle);
+ void (*signal_syncobj)(struct radeon_winsys *ws, uint32_t handle);
+ bool (*wait_syncobj)(struct radeon_winsys *ws, const uint32_t *handles, uint32_t handle_count,
+ bool wait_all, uint64_t timeout);
+
+ int (*export_syncobj)(struct radeon_winsys *ws, uint32_t syncobj, int *fd);
+ int (*import_syncobj)(struct radeon_winsys *ws, int fd, uint32_t *syncobj);
+
+ int (*export_syncobj_to_sync_file)(struct radeon_winsys *ws, uint32_t syncobj, int *fd);
+
+ /* Note that this, unlike the normal import, uses an existing syncobj. */
+ int (*import_syncobj_from_sync_file)(struct radeon_winsys *ws, uint32_t syncobj, int fd);
+