drivers/acpi/property.c

85 	struct acpi_data_node *dn;
91 	dn = kzalloc(sizeof(*dn), GFP_KERNEL);
92 	if (!dn)
95 	dn->name = link->package.elements[0].string.pointer;
96 	fwnode_init(&dn->fwnode, &acpi_data_fwnode_ops);
97 	dn->parent = parent;
98 	INIT_LIST_HEAD(&dn->data.properties);
99 	INIT_LIST_HEAD(&dn->data.subnodes);
101 	result = acpi_extract_properties(handle, desc, &dn->data);
115 		    && acpi_enumerate_nondev_subnodes(scope, desc, &dn->data,
116 						      &dn->fwnode))
118 	} else if (acpi_enumerate_nondev_subnodes(NULL, desc, &dn->data,
119 						  &dn->fwnode)) {
124 		dn->handle = handle;
125 		dn->data.pointer = desc;
126 		list_add_tail(&dn->sibling, list);
130 	kfree(dn);
369 	struct acpi_data_node *dn;
371 	list_for_each_entry(dn, &data->subnodes, sibling) {
372 		acpi_detach_data(dn->handle, acpi_nondev_subnode_tag);
374 		acpi_untie_nondev_subnodes(&dn->data);
380 	struct acpi_data_node *dn;
382 	list_for_each_entry(dn, &data->subnodes, sibling) {
386 		status = acpi_attach_data(dn->handle, acpi_nondev_subnode_tag, dn);
388 			acpi_handle_err(dn->handle, "Can't tag data node\n");
392 		ret = acpi_tie_nondev_subnodes(&dn->data);
618 	struct acpi_data_node *dn, *next;
623 	list_for_each_entry_safe_reverse(dn, next, list, sibling) {
624 		acpi_destroy_nondev_subnodes(&dn->data.subnodes);
625 		wait_for_completion(&dn->kobj_done);
626 		list_del(&dn->sibling);
627 		ACPI_FREE((void *)dn->data.pointer);
628 		acpi_free_device_properties(&dn->data.properties);
629 		kfree(dn);
723 		const struct acpi_data_node *dn = to_acpi_data_node(fwnode);
724 		return &dn->data;
851 	struct acpi_data_node *dn;
876 				    (void **)&dn, NULL);
877 	if (ACPI_FAILURE(status) || !dn) {
882 	return &dn->fwnode;
1286 		struct acpi_data_node *dn;
1307 			dn = to_acpi_data_node(child);
1308 			next = dn->sibling.next;
1312 			dn = list_entry(next, struct acpi_data_node, sibling);
1314 			dn = list_first_entry(head, struct acpi_data_node, sibling);
1316 		return &dn->fwnode;
1584 		const struct acpi_data_node *dn = to_acpi_data_node(fwnode);
1586 		return dn->name;