93 	bridge->dev.parent = NULL;  in pcibios_scanbus()
166 			res->parent = res->child = res->sibling = NULL;  in pci_load_of_ranges()
183 	struct resource *parent;  in register_pci_controller()  local
185 	parent = hose->mem_resource->parent;  in register_pci_controller()
186 	if (!parent)  in register_pci_controller()
187 		parent = &iomem_resource;  in register_pci_controller()
189 	if (request_resource(parent, hose->mem_resource) < 0)  in register_pci_controller()
192 	parent = hose->io_resource->parent;  in register_pci_controller()
193 	if (!parent)  in register_pci_controller()
194 		parent = &ioport_resource;  in register_pci_controller()
196 	if (request_resource(parent, hose->io_resource) < 0) {  in register_pci_controller()