58 bool of_node_name_eq(const struct device_node *np, const char *name)  in of_node_name_eq()  argument
63 	if (!np)  in of_node_name_eq()
66 	node_name = kbasename(np->full_name);  in of_node_name_eq()
73 bool of_node_name_prefix(const struct device_node *np, const char *prefix)  in of_node_name_prefix()  argument
75 	if (!np)  in of_node_name_prefix()
78 	return strncmp(kbasename(np->full_name), prefix, strlen(prefix)) == 0;  in of_node_name_prefix()
82 static bool __of_node_is_type(const struct device_node *np, const char *type)  in __of_node_is_type()  argument
84 	const char *match = __of_get_property(np, "device_type", NULL);  in __of_node_is_type()
86 	return np && match && type && !strcmp(match, type);  in __of_node_is_type()
89 int of_n_addr_cells(struct device_node *np)  in of_n_addr_cells()  argument
94 		if (np->parent)  in of_n_addr_cells()
95 			np = np->parent;  in of_n_addr_cells()
96 		if (!of_property_read_u32(np, "#address-cells", &cells))  in of_n_addr_cells()
98 	} while (np->parent);  in of_n_addr_cells()
104 int of_n_size_cells(struct device_node *np)  in of_n_size_cells()  argument
109 		if (np->parent)  in of_n_size_cells()
110 			np = np->parent;  in of_n_size_cells()
111 		if (!of_property_read_u32(np, "#size-cells", &cells))  in of_n_size_cells()
113 	} while (np->parent);  in of_n_size_cells()
120 int __weak of_node_to_nid(struct device_node *np)  in of_node_to_nid()  argument
178 	struct device_node *np;  in __of_free_phandle_cache_entry()  local
186 		np = phandle_cache[masked_handle];  in __of_free_phandle_cache_entry()
187 		if (np && handle == np->phandle) {  in __of_free_phandle_cache_entry()
188 			of_node_put(np);  in __of_free_phandle_cache_entry()
198 	struct device_node *np;  in of_populate_phandle_cache()  local
205 	for_each_of_allnodes(np)  in of_populate_phandle_cache()
206 		if (np->phandle && np->phandle != OF_PHANDLE_ILLEGAL)  in of_populate_phandle_cache()
220 	for_each_of_allnodes(np)  in of_populate_phandle_cache()
221 		if (np->phandle && np->phandle != OF_PHANDLE_ILLEGAL) {  in of_populate_phandle_cache()
222 			of_node_get(np);  in of_populate_phandle_cache()
223 			phandle_cache[np->phandle & phandle_cache_mask] = np;  in of_populate_phandle_cache()
232 	struct device_node *np;  in of_core_init()  local
244 	for_each_of_allnodes(np)  in of_core_init()
245 		__of_attach_node_sysfs(np);  in of_core_init()
253 static struct property *__of_find_property(const struct device_node *np,  in __of_find_property()  argument
258 	if (!np)  in __of_find_property()
261 	for (pp = np->properties; pp; pp = pp->next) {  in __of_find_property()
272 struct property *of_find_property(const struct device_node *np,  in of_find_property()  argument
280 	pp = __of_find_property(np, name, lenp);  in of_find_property()
289 	struct device_node *np;  in __of_find_all_nodes()  local
291 		np = of_root;  in __of_find_all_nodes()
293 		np = prev->child;  in __of_find_all_nodes()
296 		np = prev;  in __of_find_all_nodes()
297 		while (np->parent && !np->sibling)  in __of_find_all_nodes()
298 			np = np->parent;  in __of_find_all_nodes()
299 		np = np->sibling; /* Might be null at the end of the tree */  in __of_find_all_nodes()
301 	return np;  in __of_find_all_nodes()
314 	struct device_node *np;  in of_find_all_nodes()  local
318 	np = __of_find_all_nodes(prev);  in of_find_all_nodes()
319 	of_node_get(np);  in of_find_all_nodes()
322 	return np;  in of_find_all_nodes()
330 const void *__of_get_property(const struct device_node *np,  in __of_get_property()  argument
333 	struct property *pp = __of_find_property(np, name, lenp);  in __of_get_property()
342 const void *of_get_property(const struct device_node *np, const char *name,  in of_get_property()  argument
345 	struct property *pp = of_find_property(np, name, lenp);  in of_get_property()
466 	struct device_node *np;  in of_cpu_node_to_id()  local
469 		np = of_cpu_device_node_get(cpu);  in of_cpu_node_to_id()
470 		found = (cpu_node == np);  in of_cpu_node_to_id()
471 		of_node_put(np);  in of_cpu_node_to_id()
688 	struct device_node *np;  in of_get_parent()  local
695 	np = of_node_get(node->parent);  in of_get_parent()
697 	return np;  in of_get_parent()
941 	struct device_node *np = NULL;  in of_find_node_opts_by_path()  local
967 				np = of_find_node_by_path(pp->value);  in of_find_node_opts_by_path()
971 		if (!np)  in of_find_node_opts_by_path()
978 	if (!np)  in of_find_node_opts_by_path()
979 		np = of_node_get(of_root);  in of_find_node_opts_by_path()
980 	np = __of_find_node_by_full_path(np, path);  in of_find_node_opts_by_path()
982 	return np;  in of_find_node_opts_by_path()
1000 	struct device_node *np;  in of_find_node_by_name()  local
1004 	for_each_of_allnodes_from(from, np)  in of_find_node_by_name()
1005 		if (of_node_name_eq(np, name) && of_node_get(np))  in of_find_node_by_name()
1009 	return np;  in of_find_node_by_name()
1028 	struct device_node *np;  in of_find_node_by_type()  local
1032 	for_each_of_allnodes_from(from, np)  in of_find_node_by_type()
1033 		if (__of_node_is_type(np, type) && of_node_get(np))  in of_find_node_by_type()
1037 	return np;  in of_find_node_by_type()
1058 	struct device_node *np;  in of_find_compatible_node()  local
1062 	for_each_of_allnodes_from(from, np)  in of_find_compatible_node()
1063 		if (__of_device_is_compatible(np, compatible, type, NULL) &&  in of_find_compatible_node()
1064 		    of_node_get(np))  in of_find_compatible_node()
1068 	return np;  in of_find_compatible_node()
1087 	struct device_node *np;  in of_find_node_with_property()  local
1092 	for_each_of_allnodes_from(from, np) {  in of_find_node_with_property()
1093 		for (pp = np->properties; pp; pp = pp->next) {  in of_find_node_with_property()
1095 				of_node_get(np);  in of_find_node_with_property()
1103 	return np;  in of_find_node_with_property()
1166 	struct device_node *np;  in of_find_matching_node_and_match()  local
1174 	for_each_of_allnodes_from(from, np) {  in of_find_matching_node_and_match()
1175 		m = __of_match_node(matches, np);  in of_find_matching_node_and_match()
1176 		if (m && of_node_get(np)) {  in of_find_matching_node_and_match()
1184 	return np;  in of_find_matching_node_and_match()
1224 	struct device_node *np = NULL;  in of_find_node_by_phandle()  local
1238 			np = phandle_cache[masked_handle];  in of_find_node_by_phandle()
1239 		if (np && of_node_check_flag(np, OF_DETACHED)) {  in of_find_node_by_phandle()
1241 			of_node_put(np);  in of_find_node_by_phandle()
1243 			np = NULL;  in of_find_node_by_phandle()
1247 	if (!np) {  in of_find_node_by_phandle()
1248 		for_each_of_allnodes(np)  in of_find_node_by_phandle()
1249 			if (np->phandle == handle &&  in of_find_node_by_phandle()
1250 			    !of_node_check_flag(np, OF_DETACHED)) {  in of_find_node_by_phandle()
1253 					of_node_get(np);  in of_find_node_by_phandle()
1254 					phandle_cache[masked_handle] = np;  in of_find_node_by_phandle()
1260 	of_node_get(np);  in of_find_node_by_phandle()
1262 	return np;  in of_find_node_by_phandle()
1269 	printk("%s %pOF", msg, args->np);  in of_print_phandle_args()
1279 		const struct device_node *np,  in of_phandle_iterator_init()  argument
1296 	list = of_get_property(np, list_name, &size);  in of_phandle_iterator_init()
1302 	it->parent = np;  in of_phandle_iterator_init()
1408 static int __of_parse_phandle_with_args(const struct device_node *np,  in __of_parse_phandle_with_args()  argument
1418 	of_for_each_phandle(&it, rc, np, list_name, cells_name, cell_count) {  in __of_parse_phandle_with_args()
1436 				out_args->np = it.node;  in __of_parse_phandle_with_args()
1470 struct device_node *of_parse_phandle(const struct device_node *np,  in of_parse_phandle()  argument
1478 	if (__of_parse_phandle_with_args(np, phandle_name, NULL, 0,  in of_parse_phandle()
1482 	return args.np;  in of_parse_phandle()
1518 int of_parse_phandle_with_args(const struct device_node *np, const char *list_name,  in of_parse_phandle_with_args()  argument
1531 	return __of_parse_phandle_with_args(np, list_name, cells_name,  in of_parse_phandle_with_args()
1578 int of_parse_phandle_with_args_map(const struct device_node *np,  in of_parse_phandle_with_args_map()  argument
1614 	ret = __of_parse_phandle_with_args(np, list_name, cells_name, -1, index,  in of_parse_phandle_with_args_map()
1620 	cur = out_args->np;  in of_parse_phandle_with_args_map()
1703 		out_args->np = new;  in of_parse_phandle_with_args_map()
1750 int of_parse_phandle_with_fixed_args(const struct device_node *np,  in of_parse_phandle_with_fixed_args()  argument
1756 	return __of_parse_phandle_with_args(np, list_name, NULL, cell_count,  in of_parse_phandle_with_fixed_args()
1776 int of_count_phandle_with_args(const struct device_node *np, const char *list_name,  in of_count_phandle_with_args()  argument
1792 		list = of_get_property(np, list_name, &size);  in of_count_phandle_with_args()
1799 	rc = of_phandle_iterator_init(&it, np, list_name, cells_name, -1);  in of_count_phandle_with_args()
1816 int __of_add_property(struct device_node *np, struct property *prop)  in __of_add_property()  argument
1821 	next = &np->properties;  in __of_add_property()
1837 int of_add_property(struct device_node *np, struct property *prop)  in of_add_property()  argument
1845 	rc = __of_add_property(np, prop);  in of_add_property()
1849 		__of_add_property_sysfs(np, prop);  in of_add_property()
1854 		of_property_notify(OF_RECONFIG_ADD_PROPERTY, np, prop, NULL);  in of_add_property()
1859 int __of_remove_property(struct device_node *np, struct property *prop)  in __of_remove_property()  argument
1863 	for (next = &np->properties; *next; next = &(*next)->next) {  in __of_remove_property()
1872 	prop->next = np->deadprops;  in __of_remove_property()
1873 	np->deadprops = prop;  in __of_remove_property()
1886 int of_remove_property(struct device_node *np, struct property *prop)  in of_remove_property()  argument
1897 	rc = __of_remove_property(np, prop);  in of_remove_property()
1901 		__of_remove_property_sysfs(np, prop);  in of_remove_property()
1906 		of_property_notify(OF_RECONFIG_REMOVE_PROPERTY, np, prop, NULL);  in of_remove_property()
1911 int __of_update_property(struct device_node *np, struct property *newprop,  in __of_update_property()  argument
1916 	for (next = &np->properties; *next; next = &(*next)->next) {  in __of_update_property()
1926 		oldprop->next = np->deadprops;  in __of_update_property()
1927 		np->deadprops = oldprop;  in __of_update_property()
1946 int of_update_property(struct device_node *np, struct property *newprop)  in of_update_property()  argument
1958 	rc = __of_update_property(np, newprop, &oldprop);  in of_update_property()
1962 		__of_update_property_sysfs(np, newprop, oldprop);  in of_update_property()
1967 		of_property_notify(OF_RECONFIG_UPDATE_PROPERTY, np, newprop, oldprop);  in of_update_property()
1972 static void of_alias_add(struct alias_prop *ap, struct device_node *np,  in of_alias_add()  argument
1975 	ap->np = np;  in of_alias_add()
1981 		 ap->alias, ap->stem, ap->id, np);  in of_alias_add()
2022 		struct device_node *np;  in of_alias_scan()  local
2032 		np = of_find_node_by_path(pp->value);  in of_alias_scan()
2033 		if (!np)  in of_alias_scan()
2051 		of_alias_add(ap, np, id, start, len);  in of_alias_scan()
2063 int of_alias_get_id(struct device_node *np, const char *stem)  in of_alias_get_id()  argument
2073 		if (np == app->np) {  in of_alias_get_id()
2119 		if (of_match_node(matches, app->np)) {  in of_alias_get_alias_list()
2194 struct device_node *of_find_next_cache_node(const struct device_node *np)  in of_find_next_cache_node()  argument
2198 	cache_node = of_parse_phandle(np, "l2-cache", 0);  in of_find_next_cache_node()
2200 		cache_node = of_parse_phandle(np, "next-level-cache", 0);  in of_find_next_cache_node()
2208 	if (IS_ENABLED(CONFIG_PPC_PMAC) && of_node_is_type(np, "cpu"))  in of_find_next_cache_node()
2209 		for_each_child_of_node(np, child)  in of_find_next_cache_node()
2228 	struct device_node *prev = NULL, *np = of_cpu_device_node_get(cpu);  in of_find_last_cache_level()  local
2230 	while (np) {  in of_find_last_cache_level()
2231 		prev = np;  in of_find_last_cache_level()
2232 		of_node_put(np);  in of_find_last_cache_level()
2233 		np = of_find_next_cache_node(np);  in of_find_last_cache_level()
2260 int of_map_rid(struct device_node *np, u32 rid,  in of_map_rid()  argument
2268 	if (!np || !map_name || (!target && !id_out))  in of_map_rid()
2271 	map = of_get_property(np, map_name, &map_len);  in of_map_rid()
2281 		pr_err("%pOF: Error: Bad %s length: %d\n", np,  in of_map_rid()
2294 		of_property_read_u32(np, map_mask_name, &map_mask);  in of_map_rid()
2306 				np, map_name, map_name,  in of_map_rid()
2332 			np, map_name, map_mask, rid_base, out_base,  in of_map_rid()
2337 	pr_info("%pOF: no %s translation for rid 0x%x on %pOF\n", np, map_name,  in of_map_rid()