Index: uspace/lib/display/include/display.h
===================================================================
--- uspace/lib/display/include/display.h	(revision 0d00e53ee0e707747c5d846467b5eddfa7a0e101)
+++ uspace/lib/display/include/display.h	(revision 41dcabcdd3a7892618b028c8b2f82d2768500453)
@@ -1,4 +1,4 @@
 /*
- * Copyright (c) 2023 Jiri Svoboda
+ * Copyright (c) 2025 Jiri Svoboda
  * All rights reserved.
  *
@@ -48,4 +48,6 @@
 extern errno_t display_open(const char *, display_t **);
 extern void display_close(display_t *);
+extern void display_lock(display_t *);
+extern void display_unlock(display_t *);
 extern errno_t display_get_info(display_t *, display_info_t *);