59 bool of_node_name_eq(const struct device_node *np, const char *name)  in of_node_name_eq()  argument
64 	if (!np)  in of_node_name_eq()
67 	node_name = kbasename(np->full_name);  in of_node_name_eq()
74 bool of_node_name_prefix(const struct device_node *np, const char *prefix)  in of_node_name_prefix()  argument
76 	if (!np)  in of_node_name_prefix()
79 	return strncmp(kbasename(np->full_name), prefix, strlen(prefix)) == 0;  in of_node_name_prefix()
83 static bool __of_node_is_type(const struct device_node *np, const char *type)  in __of_node_is_type()  argument
85 	const char *match = __of_get_property(np, "device_type", NULL);  in __of_node_is_type()
87 	return np && match && type && !strcmp(match, type);  in __of_node_is_type()
95 int of_bus_n_addr_cells(struct device_node *np)  in of_bus_n_addr_cells()  argument
99 	for (; np; np = np->parent) {  in of_bus_n_addr_cells()
100 		if (!of_property_read_u32(np, "#address-cells", &cells))  in of_bus_n_addr_cells()
108 			  "Missing '#address-cells' in %pOF\n", np);  in of_bus_n_addr_cells()
113 int of_n_addr_cells(struct device_node *np)  in of_n_addr_cells()  argument
115 	if (np->parent)  in of_n_addr_cells()
116 		np = np->parent;  in of_n_addr_cells()
118 	return of_bus_n_addr_cells(np);  in of_n_addr_cells()
122 int of_bus_n_size_cells(struct device_node *np)  in of_bus_n_size_cells()  argument
126 	for (; np; np = np->parent) {  in of_bus_n_size_cells()
127 		if (!of_property_read_u32(np, "#size-cells", &cells))  in of_bus_n_size_cells()
135 			  "Missing '#size-cells' in %pOF\n", np);  in of_bus_n_size_cells()
140 int of_n_size_cells(struct device_node *np)  in of_n_size_cells()  argument
142 	if (np->parent)  in of_n_size_cells()
143 		np = np->parent;  in of_n_size_cells()
145 	return of_bus_n_size_cells(np);  in of_n_size_cells()
150 int __weak of_node_to_nid(struct device_node *np)  in of_node_to_nid()  argument
172 	struct device_node *np;  in __of_phandle_cache_inv_entry()  local
179 	np = phandle_cache[handle_hash];  in __of_phandle_cache_inv_entry()
180 	if (np && handle == np->phandle)  in __of_phandle_cache_inv_entry()
186 	struct device_node *np;  in of_core_init()  local
198 	for_each_of_allnodes(np) {  in of_core_init()
199 		__of_attach_node_sysfs(np);  in of_core_init()
200 		if (np->phandle && !phandle_cache[of_phandle_cache_hash(np->phandle)])  in of_core_init()
201 			phandle_cache[of_phandle_cache_hash(np->phandle)] = np;  in of_core_init()
210 static struct property *__of_find_property(const struct device_node *np,  in __of_find_property()  argument
215 	if (!np)  in __of_find_property()
218 	for (pp = np->properties; pp; pp = pp->next) {  in __of_find_property()
229 struct property *of_find_property(const struct device_node *np,  in of_find_property()  argument
237 	pp = __of_find_property(np, name, lenp);  in of_find_property()
246 	struct device_node *np;  in __of_find_all_nodes()  local
248 		np = of_root;  in __of_find_all_nodes()
250 		np = prev->child;  in __of_find_all_nodes()
253 		np = prev;  in __of_find_all_nodes()
254 		while (np->parent && !np->sibling)  in __of_find_all_nodes()
255 			np = np->parent;  in __of_find_all_nodes()
256 		np = np->sibling; /* Might be null at the end of the tree */  in __of_find_all_nodes()
258 	return np;  in __of_find_all_nodes()
271 	struct device_node *np;  in of_find_all_nodes()  local
275 	np = __of_find_all_nodes(prev);  in of_find_all_nodes()
276 	of_node_get(np);  in of_find_all_nodes()
279 	return np;  in of_find_all_nodes()
287 const void *__of_get_property(const struct device_node *np,  in __of_get_property()  argument
290 	const struct property *pp = __of_find_property(np, name, lenp);  in __of_get_property()
299 const void *of_get_property(const struct device_node *np, const char *name,  in of_get_property()  argument
302 	const struct property *pp = of_find_property(np, name, lenp);  in of_get_property()
569 	struct device_node *np;  in of_get_parent()  local
576 	np = of_node_get(node->parent);  in of_get_parent()
578 	return np;  in of_get_parent()
883 	struct device_node *np = NULL;  in of_find_node_opts_by_path()  local
909 				np = of_find_node_by_path(pp->value);  in of_find_node_opts_by_path()
913 		if (!np)  in of_find_node_opts_by_path()
920 	if (!np)  in of_find_node_opts_by_path()
921 		np = of_node_get(of_root);  in of_find_node_opts_by_path()
922 	np = __of_find_node_by_full_path(np, path);  in of_find_node_opts_by_path()
924 	return np;  in of_find_node_opts_by_path()
942 	struct device_node *np;  in of_find_node_by_name()  local
946 	for_each_of_allnodes_from(from, np)  in of_find_node_by_name()
947 		if (of_node_name_eq(np, name) && of_node_get(np))  in of_find_node_by_name()
951 	return np;  in of_find_node_by_name()
970 	struct device_node *np;  in of_find_node_by_type()  local
974 	for_each_of_allnodes_from(from, np)  in of_find_node_by_type()
975 		if (__of_node_is_type(np, type) && of_node_get(np))  in of_find_node_by_type()
979 	return np;  in of_find_node_by_type()
1000 	struct device_node *np;  in of_find_compatible_node()  local
1004 	for_each_of_allnodes_from(from, np)  in of_find_compatible_node()
1005 		if (__of_device_is_compatible(np, compatible, type, NULL) &&  in of_find_compatible_node()
1006 		    of_node_get(np))  in of_find_compatible_node()
1010 	return np;  in of_find_compatible_node()
1029 	struct device_node *np;  in of_find_node_with_property()  local
1033 	for_each_of_allnodes_from(from, np) {  in of_find_node_with_property()
1034 		if (__of_find_property(np, prop_name, NULL)) {  in of_find_node_with_property()
1035 			of_node_get(np);  in of_find_node_with_property()
1041 	return np;  in of_find_node_with_property()
1104 	struct device_node *np;  in of_find_matching_node_and_match()  local
1112 	for_each_of_allnodes_from(from, np) {  in of_find_matching_node_and_match()
1113 		m = __of_match_node(matches, np);  in of_find_matching_node_and_match()
1114 		if (m && of_node_get(np)) {  in of_find_matching_node_and_match()
1122 	return np;  in of_find_matching_node_and_match()
1166 	struct device_node *np = NULL;  in of_find_node_by_phandle()  local
1179 		np = phandle_cache[handle_hash];  in of_find_node_by_phandle()
1181 	if (!np) {  in of_find_node_by_phandle()
1182 		for_each_of_allnodes(np)  in of_find_node_by_phandle()
1183 			if (np->phandle == handle &&  in of_find_node_by_phandle()
1184 			    !of_node_check_flag(np, OF_DETACHED)) {  in of_find_node_by_phandle()
1185 				phandle_cache[handle_hash] = np;  in of_find_node_by_phandle()
1190 	of_node_get(np);  in of_find_node_by_phandle()
1192 	return np;  in of_find_node_by_phandle()
1199 	printk("%s %pOF", msg, args->np);  in of_print_phandle_args()
1209 		const struct device_node *np,  in of_phandle_iterator_init()  argument
1226 	list = of_get_property(np, list_name, &size);  in of_phandle_iterator_init()
1232 	it->parent = np;  in of_phandle_iterator_init()
1343 int __of_parse_phandle_with_args(const struct device_node *np,  in __of_parse_phandle_with_args()  argument
1356 	of_for_each_phandle(&it, rc, np, list_name, cells_name, cell_count) {  in __of_parse_phandle_with_args()
1374 				out_args->np = it.node;  in __of_parse_phandle_with_args()
1401  * @np:		pointer to a device tree node containing a list
1413  * Caller is responsible to call of_node_put() on the returned out_args->np
1441 int of_parse_phandle_with_args_map(const struct device_node *np,  in of_parse_phandle_with_args_map()  argument
1465 	ret = __of_parse_phandle_with_args(np, list_name, cells_name, -1, index,  in of_parse_phandle_with_args_map()
1471 	cur = out_args->np;  in of_parse_phandle_with_args_map()
1558 		out_args->np = new;  in of_parse_phandle_with_args_map()
1572  * @np:		pointer to a device tree node containing a list
1585 int of_count_phandle_with_args(const struct device_node *np, const char *list_name,  in of_count_phandle_with_args()  argument
1601 		list = of_get_property(np, list_name, &size);  in of_count_phandle_with_args()
1608 	rc = of_phandle_iterator_init(&it, np, list_name, cells_name, -1);  in of_count_phandle_with_args()
1638  * @np:		Caller's Device Node
1641 int __of_add_property(struct device_node *np, struct property *prop)  in __of_add_property()  argument
1649 	__of_remove_property_from_list(&np->deadprops, prop);  in __of_add_property()
1652 	next = &np->properties;  in __of_add_property()
1668 	__of_add_property_sysfs(np, prop);  in __of_add_property()
1674  * @np:		Caller's Device Node
1677 int of_add_property(struct device_node *np, struct property *prop)  in of_add_property()  argument
1682 	rc = __of_add_property(np, prop);  in of_add_property()
1686 		of_property_notify(OF_RECONFIG_ADD_PROPERTY, np, prop, NULL);  in of_add_property()
1692 int __of_remove_property(struct device_node *np, struct property *prop)  in __of_remove_property()  argument
1699 	if (__of_remove_property_from_list(&np->properties, prop)) {  in __of_remove_property()
1701 		prop->next = np->deadprops;  in __of_remove_property()
1702 		np->deadprops = prop;  in __of_remove_property()
1710 	__of_remove_property_sysfs(np, prop);  in __of_remove_property()
1716  * @np:		Caller's Device Node
1724 int of_remove_property(struct device_node *np, struct property *prop)  in of_remove_property()  argument
1732 	rc = __of_remove_property(np, prop);  in of_remove_property()
1736 		of_property_notify(OF_RECONFIG_REMOVE_PROPERTY, np, prop, NULL);  in of_remove_property()
1742 int __of_update_property(struct device_node *np, struct property *newprop,  in __of_update_property()  argument
1750 	__of_remove_property_from_list(&np->deadprops, newprop);  in __of_update_property()
1752 	for (next = &np->properties; *next; next = &(*next)->next) {  in __of_update_property()
1762 		oldprop->next = np->deadprops;  in __of_update_property()
1763 		np->deadprops = oldprop;  in __of_update_property()
1772 	__of_update_property_sysfs(np, newprop, oldprop);  in __of_update_property()
1786 int of_update_property(struct device_node *np, struct property *newprop)  in of_update_property()  argument
1795 	rc = __of_update_property(np, newprop, &oldprop);  in of_update_property()
1799 		of_property_notify(OF_RECONFIG_UPDATE_PROPERTY, np, newprop, oldprop);  in of_update_property()
1804 static void of_alias_add(struct alias_prop *ap, struct device_node *np,  in of_alias_add()  argument
1807 	ap->np = np;  in of_alias_add()
1812 		 ap->alias, ap->stem, ap->id, np);  in of_alias_add()
1853 		struct device_node *np;  in of_alias_scan()  local
1863 		np = of_find_node_by_path(pp->value);  in of_alias_scan()
1864 		if (!np)  in of_alias_scan()
1882 		of_alias_add(ap, np, id, start, len);  in of_alias_scan()
1888  * @np:		Pointer to the given device_node
1896 int of_alias_get_id(const struct device_node *np, const char *stem)  in of_alias_get_id()  argument
1906 		if (np == app->np) {  in of_alias_get_id()
1969  * @np:	node of type "cpu" or "cache"
1973  * to np.
1975 struct device_node *of_find_next_cache_node(const struct device_node *np)  in of_find_next_cache_node()  argument
1979 	cache_node = of_parse_phandle(np, "l2-cache", 0);  in of_find_next_cache_node()
1981 		cache_node = of_parse_phandle(np, "next-level-cache", 0);  in of_find_next_cache_node()
1989 	if (IS_ENABLED(CONFIG_PPC_PMAC) && of_node_is_type(np, "cpu"))  in of_find_next_cache_node()
1990 		for_each_child_of_node(np, child)  in of_find_next_cache_node()
2009 	struct device_node *prev = NULL, *np = of_cpu_device_node_get(cpu);  in of_find_last_cache_level()  local
2011 	while (np) {  in of_find_last_cache_level()
2013 		prev = np;  in of_find_last_cache_level()
2014 		np = of_find_next_cache_node(np);  in of_find_last_cache_level()
2025  * @np: root complex device node.
2042 int of_map_id(const struct device_node *np, u32 id,  in of_map_id()  argument
2050 	if (!np || !map_name || (!target && !id_out))  in of_map_id()
2053 	map = of_get_property(np, map_name, &map_len);  in of_map_id()
2063 		pr_err("%pOF: Error: Bad %s length: %d\n", np,  in of_map_id()
2076 		of_property_read_u32(np, map_mask_name, &map_mask);  in of_map_id()
2088 				np, map_name, map_name,  in of_map_id()
2114 			np, map_name, map_mask, id_base, out_base,  in of_map_id()
2119 	pr_info("%pOF: no %s translation for id 0x%x on %pOF\n", np, map_name,  in of_map_id()