Index: uspace/lib/c/generic/devman.c
===================================================================
--- uspace/lib/c/generic/devman.c	(revision c3d19acf59d0219924da8c91b3dea8801e6b4a40)
+++ uspace/lib/c/generic/devman.c	(revision 03bc76a7fb314e6f8a8a718e724a331923b447b8)
@@ -327,4 +327,28 @@
 }
 
+int devman_drv_fun_online(devman_handle_t funh)
+{
+	async_exch_t *exch = devman_exchange_begin(DEVMAN_DRIVER);
+	if (exch == NULL)
+		return ENOMEM;
+	
+	sysarg_t retval = async_req_1_0(exch, DEVMAN_DRV_FUN_ONLINE, funh);
+	
+	devman_exchange_end(exch);
+	return (int) retval;
+}
+
+int devman_drv_fun_offline(devman_handle_t funh)
+{
+	async_exch_t *exch = devman_exchange_begin(DEVMAN_DRIVER);
+	if (exch == NULL)
+		return ENOMEM;
+	
+	sysarg_t retval = async_req_1_0(exch, DEVMAN_DRV_FUN_OFFLINE, funh);
+	
+	devman_exchange_end(exch);
+	return (int) retval;
+}
+
 async_sess_t *devman_parent_device_connect(exch_mgmt_t mgmt,
     devman_handle_t handle, unsigned int flags)
@@ -430,4 +454,28 @@
 }
 
+int devman_fun_online(devman_handle_t funh)
+{
+	async_exch_t *exch = devman_exchange_begin(DEVMAN_CLIENT);
+	if (exch == NULL)
+		return ENOMEM;
+	
+	sysarg_t retval = async_req_1_0(exch, DEVMAN_FUN_ONLINE, funh);
+	
+	devman_exchange_end(exch);
+	return (int) retval;
+}
+
+int devman_fun_offline(devman_handle_t funh)
+{
+	async_exch_t *exch = devman_exchange_begin(DEVMAN_CLIENT);
+	if (exch == NULL)
+		return ENOMEM;
+	
+	sysarg_t retval = async_req_1_0(exch, DEVMAN_FUN_OFFLINE, funh);
+	
+	devman_exchange_end(exch);
+	return (int) retval;
+}
+
 static int devman_get_handles_once(sysarg_t method, sysarg_t arg1,
     devman_handle_t *handle_buf, size_t buf_size, size_t *act_size)