diff --git a/include/proto/stream_interface.h b/include/proto/stream_interface.h
index 938ccc1..6d4da78 100644
--- a/include/proto/stream_interface.h
+++ b/include/proto/stream_interface.h
@@ -41,6 +41,7 @@
 extern struct si_ops si_embedded_ops;
 extern struct si_ops si_conn_ops;
 extern struct data_cb si_conn_cb;
+extern struct data_cb si_idle_conn_cb;
 
 struct appctx *stream_int_register_handler(struct stream_interface *si, struct si_applet *app);
 void stream_int_unregister_handler(struct stream_interface *si);
@@ -138,6 +139,21 @@
 	si->ops = &si_embedded_ops;
 }
 
+/* Turn a possibly existing connection endpoint of stream interface <si> to
+ * idle mode, which means that the connection will be polled for incoming events
+ * and might be killed by the underlying I/O handler.
+ */
+static inline void si_idle_conn(struct stream_interface *si)
+{
+	struct connection *conn = objt_conn(si->end);
+
+	if (!conn)
+		return;
+
+	conn_attach(conn, si, &si_idle_conn_cb);
+	conn_data_want_recv(conn);
+}
+
 /* Attach connection <conn> to the stream interface <si>. The stream interface
  * is configured to work with a connection and the connection it configured
  * with a stream interface data layer.