Index: uspace/lib/device/src/devman.c
===================================================================
--- uspace/lib/device/src/devman.c	(revision cdd6fc9894183ed3248841bb636fcc9455ea0900)
+++ uspace/lib/device/src/devman.c	(revision 9faba42df60b89ae7031bd39ca9d3fb433fa989a)
@@ -1,5 +1,5 @@
 /*
+ * Copyright (c) 2025 Jiri Svoboda
  * Copyright (c) 2007 Josef Cejka
- * Copyright (c) 2013 Jiri Svoboda
  * Copyright (c) 2010 Lenka Trochtova
  * All rights reserved.
@@ -343,4 +343,16 @@
 }
 
+errno_t devman_drv_fun_wait_stable(devman_handle_t funh)
+{
+	async_exch_t *exch = devman_exchange_begin(INTERFACE_DDF_DRIVER);
+	if (exch == NULL)
+		return ENOMEM;
+
+	errno_t retval = async_req_1_0(exch, DEVMAN_DRV_FUN_WAIT_STABLE, funh);
+
+	devman_exchange_end(exch);
+	return retval;
+}
+
 async_sess_t *devman_parent_device_connect(devman_handle_t handle,
     unsigned int flags)