41 static void adjust_overlay_phandles(struct device_node *overlay,  in adjust_overlay_phandles()  argument
49 	if (overlay->phandle != 0 && overlay->phandle != OF_PHANDLE_ILLEGAL)  in adjust_overlay_phandles()
50 		overlay->phandle += phandle_delta;  in adjust_overlay_phandles()
53 	for_each_property_of_node(overlay, prop) {  in adjust_overlay_phandles()
66 		*(__be32 *)prop->value = cpu_to_be32(overlay->phandle);  in adjust_overlay_phandles()
69 	for_each_child_of_node(overlay, child)  in adjust_overlay_phandles()
73 static int update_usages_of_a_phandle_reference(struct device_node *overlay,  in update_usages_of_a_phandle_reference()  argument
107 		refnode = __of_find_node_by_full_path(of_node_get(overlay), node_path);  in update_usages_of_a_phandle_reference()
142  * Subtree @local_fixups, which is overlay node __local_fixups__,
143  * mirrors the fragment node structure at the root of the overlay.
151 		const struct device_node *overlay, int phandle_delta)  in adjust_local_phandle_references()  argument
173 		for_each_property_of_node(overlay, prop) {  in adjust_local_phandle_references()
194 	 * The roots of the subtrees are the overlay's __local_fixups__ node  in adjust_local_phandle_references()
195 	 * and the overlay's root node.  in adjust_local_phandle_references()
199 		for_each_child_of_node(overlay, overlay_child)  in adjust_local_phandle_references()
218  * of_resolve_phandles - Relocate and resolve overlay against live tree
220  * @overlay:	Pointer to devicetree overlay to relocate and resolve
222  * Modify (relocate) values of local phandles in @overlay to a range that
224  * to the local phandles in @overlay.  Update (resolve) phandle references
225  * in @overlay that refer to the live expanded devicetree.
228  * 1 .. live_tree_max_phandle().  The range of phandle values in the overlay
229  * also begin with at 1.  Adjust the phandle values in the overlay to begin
233  * The name of each property in the "__fixups__" node in the overlay matches
236  * overlay that need to be updated to contain the phandle reference
238  * the overlay with the phandle values in the live tree.
240  * @overlay must be detached.
242  * Resolving and applying @overlay to the live expanded devicetree must be
250 int of_resolve_phandles(struct device_node *overlay)  in of_resolve_phandles()  argument
261 	if (!overlay) {  in of_resolve_phandles()
262 		pr_err("null overlay\n");  in of_resolve_phandles()
267 	if (!of_node_check_flag(overlay, OF_DETACHED)) {  in of_resolve_phandles()
268 		pr_err("overlay not detached\n");  in of_resolve_phandles()
274 	adjust_overlay_phandles(overlay, phandle_delta);  in of_resolve_phandles()
276 	for_each_child_of_node(overlay, local_fixups)  in of_resolve_phandles()
280 	err = adjust_local_phandle_references(local_fixups, overlay, phandle_delta);  in of_resolve_phandles()
286 	for_each_child_of_node(overlay, child) {  in of_resolve_phandles()
326 		err = update_usages_of_a_phandle_reference(overlay, prop, phandle);  in of_resolve_phandles()
333 		pr_err("overlay phandle fixup failed: %d\n", err);  in of_resolve_phandles()