35 	u8 bus;  member
50 	unsigned int bus;  member
66 	struct pci_bus *bus;  member
78 			   unsigned int bus, unsigned int devfn,  in aer_error_init()  argument
83 	err->bus = bus;  in aer_error_init()
89 static struct aer_error *__find_aer_error(u16 domain, unsigned int bus,  in __find_aer_error()  argument
96 		    bus == err->bus &&  in __find_aer_error()
106 	int domain = pci_domain_nr(dev->bus);  in __find_aer_error_by_dev()
109 	return __find_aer_error((u16)domain, dev->bus->number, dev->devfn);  in __find_aer_error_by_dev()
113 static struct pci_ops *__find_pci_bus_ops(struct pci_bus *bus)  in __find_pci_bus_ops()  argument
118 		if (bus_ops->bus == bus)  in __find_pci_bus_ops()
184 static int pci_read_aer(struct pci_bus *bus, unsigned int devfn, int where,  in pci_read_aer()  argument
196 	domain = pci_domain_nr(bus);  in pci_read_aer()
199 	err = __find_aer_error((u16)domain, bus->number, devfn);  in pci_read_aer()
210 	ops = __find_pci_bus_ops(bus);  in pci_read_aer()
212 	return ops->read(bus, devfn, where, size, val);  in pci_read_aer()
215 static int pci_write_aer(struct pci_bus *bus, unsigned int devfn, int where,  in pci_write_aer()  argument
228 	domain = pci_domain_nr(bus);  in pci_write_aer()
231 	err = __find_aer_error((u16)domain, bus->number, devfn);  in pci_write_aer()
245 	ops = __find_pci_bus_ops(bus);  in pci_write_aer()
247 	return ops->write(bus, devfn, where, size, val);  in pci_write_aer()
256 			     struct pci_bus *bus,  in pci_bus_ops_init()  argument
260 	bus_ops->bus = bus;  in pci_bus_ops_init()
264 static int pci_bus_set_aer_ops(struct pci_bus *bus)  in pci_bus_set_aer_ops()  argument
273 	ops = pci_bus_set_ops(bus, &pci_ops_aer);  in pci_bus_set_aer_ops()
277 	pci_bus_ops_init(bus_ops, bus, ops);  in pci_bus_set_aer_ops()
293 		if (!dev->bus->self)  in pcie_find_root_port()
295 		dev = dev->bus->self;  in pcie_find_root_port()
305 	if (device->bus == &pcie_port_bus_type) {  in find_aer_device_iter()
332 	dev = pci_get_domain_bus_and_slot((int)einj->domain, einj->bus, devfn);  in aer_inject()
386 		aer_error_init(err, einj->domain, einj->bus, devfn,  in aer_inject()
416 		aer_error_init(rperr, pci_domain_nr(rpdev->bus),  in aer_inject()
417 			       rpdev->bus->number, rpdev->devfn,  in aer_inject()
427 		rperr->source_id |= (einj->bus << 8) | devfn;  in aer_inject()
440 		rperr->source_id |= ((einj->bus << 8) | devfn) << 16;  in aer_inject()
451 	ret = pci_bus_set_aer_ops(dev->bus);  in aer_inject()
454 	ret = pci_bus_set_aer_ops(rpdev->bus);  in aer_inject()
520 		pci_bus_set_ops(bus_ops->bus, bus_ops->ops);  in aer_inject_exit()