132 	struct zpci_dev *zdev = to_zpci(pdev);  in pcibios_bus_add_device()  local
138 	if (zdev->vfn) {  in pcibios_bus_add_device()
139 		zpci_iov_setup_virtfn(zdev->zbus, pdev, zdev->vfn);  in pcibios_bus_add_device()
144 static int zpci_bus_add_device(struct zpci_bus *zbus, struct zpci_dev *zdev)  in zpci_bus_add_device()  argument
156 	pdev = pci_get_slot(bus, zdev->devfn);  in zpci_bus_add_device()
163 	rc = zpci_init_slot(zdev);  in zpci_bus_add_device()
166 	zdev->has_hp_slot = 1;  in zpci_bus_add_device()
173 	pdev = pci_scan_single_device(bus, zdev->devfn);  in zpci_bus_add_device()
193 int zpci_bus_device_register(struct zpci_dev *zdev, struct pci_ops *ops)  in zpci_bus_device_register()  argument
200 			zdev->fid, ZPCI_NR_DEVICES);  in zpci_bus_device_register()
205 	if (zdev->devfn >= ZPCI_FUNCTIONS_PER_BUS)  in zpci_bus_device_register()
208 	if (!s390_pci_no_rid && zdev->rid_available)  in zpci_bus_device_register()
209 		zbus = zpci_bus_get(zdev->pchid);  in zpci_bus_device_register()
212 		zbus = zpci_bus_alloc(zdev->pchid);  in zpci_bus_device_register()
217 	zdev->zbus = zbus;  in zpci_bus_device_register()
218 	if (zbus->function[zdev->devfn]) {  in zpci_bus_device_register()
219 		pr_err("devfn %04x is already assigned\n", zdev->devfn);  in zpci_bus_device_register()
222 	zbus->function[zdev->devfn] = zdev;  in zpci_bus_device_register()
224 	zpci_setup_bus_resources(zdev, &zbus->resources);  in zpci_bus_device_register()
231 		if (!zdev->rid_available) {  in zpci_bus_device_register()
235 		rc = zpci_bus_add_device(zbus, zdev);  in zpci_bus_device_register()
238 	} else if (zdev->devfn == 0) {  in zpci_bus_device_register()
239 		if (zbus->multifunction && !zdev->rid_available) {  in zpci_bus_device_register()
243 		rc = zpci_bus_scan(zbus, (u16)zdev->uid, ops);  in zpci_bus_device_register()
247 		rc = zpci_init_slot(zdev);  in zpci_bus_device_register()
250 		zdev->has_hp_slot = 1;  in zpci_bus_device_register()
251 		zbus->multifunction = zdev->rid_available;  in zpci_bus_device_register()
252 		zbus->max_bus_speed = zdev->max_bus_speed;  in zpci_bus_device_register()
261 	zbus->function[zdev->devfn] = NULL;  in zpci_bus_device_register()
263 	pr_err("Adding PCI function %08x failed\n", zdev->fid);  in zpci_bus_device_register()
268 void zpci_bus_device_unregister(struct zpci_dev *zdev)  in zpci_bus_device_unregister()  argument
270 	struct zpci_bus *zbus = zdev->zbus;  in zpci_bus_device_unregister()
273 	zbus->function[zdev->devfn] = NULL;  in zpci_bus_device_unregister()