34 static void pnv_php_register(struct device_node *dn);
35 static void pnv_php_unregister_one(struct device_node *dn);
36 static void pnv_php_unregister(struct device_node *dn);
91 static struct pnv_php_slot *pnv_php_match(struct device_node *dn,  in pnv_php_match()  argument
96 	if (php_slot->dn == dn) {  in pnv_php_match()
102 		target = pnv_php_match(dn, tmp);  in pnv_php_match()
110 struct pnv_php_slot *pnv_php_find_slot(struct device_node *dn)  in pnv_php_find_slot()  argument
117 		php_slot = pnv_php_match(dn, tmp);  in pnv_php_find_slot()
133 static void pnv_php_rmv_pdns(struct device_node *dn)  in pnv_php_rmv_pdns()  argument
137 	for_each_child_of_node(dn, child) {  in pnv_php_rmv_pdns()
157 	struct device_node *dn;  in pnv_php_detach_device_nodes()  local
159 	for_each_child_of_node(parent, dn) {  in pnv_php_detach_device_nodes()
160 		pnv_php_detach_device_nodes(dn);  in pnv_php_detach_device_nodes()
162 		of_node_put(dn);  in pnv_php_detach_device_nodes()
163 		of_detach_node(dn);  in pnv_php_detach_device_nodes()
169 	pnv_php_rmv_pdns(php_slot->dn);  in pnv_php_rmv_devtree()
177 	pnv_php_detach_device_nodes(php_slot->dn);  in pnv_php_rmv_devtree()
183 		php_slot->dn->child = NULL;  in pnv_php_rmv_devtree()
214 				      struct device_node *dn)  in pnv_php_populate_changeset()  argument
219 	for_each_child_of_node(dn, child) {  in pnv_php_populate_changeset()
236 static void *pnv_php_add_one_pdn(struct device_node *dn, void *data)  in pnv_php_add_one_pdn()  argument
241 	pdn = pci_add_device_node_info(hose, dn);  in pnv_php_add_one_pdn()
252 	pci_traverse_device_nodes(slot->dn, pnv_php_add_one_pdn, hose);  in pnv_php_add_pdns()
270 	ret = pnv_pci_get_device_tree(php_slot->dn->phandle, fdt1, 0x10000);  in pnv_php_add_devtree()
283 	dt = of_fdt_unflatten_tree(fdt, php_slot->dn, NULL);  in pnv_php_add_devtree()
292 	pnv_php_reverse_nodes(php_slot->dn);  in pnv_php_add_devtree()
293 	ret = pnv_php_populate_changeset(&php_slot->ocs, php_slot->dn);  in pnv_php_add_devtree()
295 		pnv_php_reverse_nodes(php_slot->dn);  in pnv_php_add_devtree()
301 	php_slot->dn->child = NULL;  in pnv_php_add_devtree()
319 	php_slot->dn->child = NULL;  in pnv_php_add_devtree()
342 		if (be64_to_cpu(msg.params[1]) != php_slot->dn->phandle	||  in pnv_php_set_slot_power_state()
522 			pnv_php_register(php_slot->dn);  in pnv_php_enable()
588 	pnv_php_unregister(php_slot->dn);  in pnv_php_disable_slot()
621 static struct pnv_php_slot *pnv_php_alloc_slot(struct device_node *dn)  in pnv_php_alloc_slot()  argument
629 	ret = of_property_read_string(dn, "ibm,slot-label", &label);  in pnv_php_alloc_slot()
633 	if (pnv_pci_get_slot_id(dn, &id))  in pnv_php_alloc_slot()
636 	bus = pci_find_bus_by_node(dn);  in pnv_php_alloc_slot()
650 	if (dn->child && PCI_DN(dn->child))  in pnv_php_alloc_slot()
651 		php_slot->slot_no = PCI_SLOT(PCI_DN(dn->child)->devfn);  in pnv_php_alloc_slot()
657 	php_slot->dn	                = dn;  in pnv_php_alloc_slot()
673 	struct device_node *dn = php_slot->dn;  in pnv_php_register_slot()  local
678 	parent = pnv_php_find_slot(php_slot->dn);  in pnv_php_register_slot()
693 	while ((dn = of_get_parent(dn))) {  in pnv_php_register_slot()
694 		if (!PCI_DN(dn)) {  in pnv_php_register_slot()
695 			of_node_put(dn);  in pnv_php_register_slot()
699 		parent = pnv_php_find_slot(dn);  in pnv_php_register_slot()
701 			of_node_put(dn);  in pnv_php_register_slot()
705 		of_node_put(dn);  in pnv_php_register_slot()
855 	ret = of_property_read_u32(php_slot->dn, "ibm,slot-broken-pdc",  in pnv_php_init_irq()
933 static int pnv_php_register_one(struct device_node *dn)  in pnv_php_register_one()  argument
940 	ret = of_property_read_u32(dn, "ibm,slot-pluggable", &prop32);  in pnv_php_register_one()
944 	ret = of_property_read_u32(dn, "ibm,reset-by-firmware", &prop32);  in pnv_php_register_one()
948 	php_slot = pnv_php_alloc_slot(dn);  in pnv_php_register_one()
961 	ret = of_property_read_u32(dn, "ibm,slot-surprise-pluggable", &prop32);  in pnv_php_register_one()
968 	pnv_php_unregister_one(php_slot->dn);  in pnv_php_register_one()
974 static void pnv_php_register(struct device_node *dn)  in pnv_php_register()  argument
982 	for_each_child_of_node(dn, child) {  in pnv_php_register()
988 static void pnv_php_unregister_one(struct device_node *dn)  in pnv_php_unregister_one()  argument
992 	php_slot = pnv_php_find_slot(dn);  in pnv_php_unregister_one()
1002 static void pnv_php_unregister(struct device_node *dn)  in pnv_php_unregister()  argument
1007 	for_each_child_of_node(dn, child) {  in pnv_php_unregister()
1015 	struct device_node *dn;  in pnv_php_init()  local
1018 	for_each_compatible_node(dn, NULL, "ibm,ioda2-phb")  in pnv_php_init()
1019 		pnv_php_register(dn);  in pnv_php_init()
1021 	for_each_compatible_node(dn, NULL, "ibm,ioda3-phb")  in pnv_php_init()
1022 		pnv_php_register(dn);  in pnv_php_init()
1024 	for_each_compatible_node(dn, NULL, "ibm,ioda2-npu2-opencapi-phb")  in pnv_php_init()
1025 		pnv_php_register_one(dn); /* slot directly under the PHB */  in pnv_php_init()
1031 	struct device_node *dn;  in pnv_php_exit()  local
1033 	for_each_compatible_node(dn, NULL, "ibm,ioda2-phb")  in pnv_php_exit()
1034 		pnv_php_unregister(dn);  in pnv_php_exit()
1036 	for_each_compatible_node(dn, NULL, "ibm,ioda3-phb")  in pnv_php_exit()
1037 		pnv_php_unregister(dn);  in pnv_php_exit()
1039 	for_each_compatible_node(dn, NULL, "ibm,ioda2-npu2-opencapi-phb")  in pnv_php_exit()
1040 		pnv_php_unregister_one(dn); /* slot directly under the PHB */  in pnv_php_exit()