24  * pci_epf_linkup() - Notify the function driver that EPC device has
29  * Invoke to notify the function driver that EPC device has established
34 	if (!epf->driver) {  in pci_epf_linkup()
35 		dev_WARN(&epf->dev, "epf device not bound to driver\n");  in pci_epf_linkup()
39 	epf->driver->ops->linkup(epf);  in pci_epf_linkup()
44  * pci_epf_unbind() - Notify the function driver that the binding between the
48  * Invoke to notify the function driver that the binding between the EPF device
53 	if (!epf->driver) {  in pci_epf_unbind()
54 		dev_WARN(&epf->dev, "epf device not bound to driver\n");  in pci_epf_unbind()
58 	epf->driver->ops->unbind(epf);  in pci_epf_unbind()
59 	module_put(epf->driver->owner);  in pci_epf_unbind()
64  * pci_epf_bind() - Notify the function driver that the EPF device has been
68  * Invoke to notify the function driver that it has been bound to a EPC device
72 	if (!epf->driver) {  in pci_epf_bind()
73 		dev_WARN(&epf->dev, "epf device not bound to driver\n");  in pci_epf_bind()
77 	if (!try_module_get(epf->driver->owner))  in pci_epf_bind()
80 	return epf->driver->ops->bind(epf);  in pci_epf_bind()
148 static void pci_epf_remove_cfs(struct pci_epf_driver *driver)  in pci_epf_remove_cfs()  argument
156 	list_for_each_entry_safe(group, tmp, &driver->epf_group, group_entry)  in pci_epf_remove_cfs()
158 	list_del(&driver->epf_group);  in pci_epf_remove_cfs()
163  * pci_epf_unregister_driver() - unregister the PCI EPF driver
164  * @driver: the PCI EPF driver that has to be unregistered
166  * Invoke to unregister the PCI EPF driver.
168 void pci_epf_unregister_driver(struct pci_epf_driver *driver)  in pci_epf_unregister_driver()  argument
170 	pci_epf_remove_cfs(driver);  in pci_epf_unregister_driver()
171 	driver_unregister(&driver->driver);  in pci_epf_unregister_driver()
175 static int pci_epf_add_cfs(struct pci_epf_driver *driver)  in pci_epf_add_cfs()  argument
183 	INIT_LIST_HEAD(&driver->epf_group);  in pci_epf_add_cfs()
185 	id = driver->id_table;  in pci_epf_add_cfs()
189 			pci_epf_remove_cfs(driver);  in pci_epf_add_cfs()
194 		list_add_tail(&group->group_entry, &driver->epf_group);  in pci_epf_add_cfs()
203  * __pci_epf_register_driver() - register a new PCI EPF driver
204  * @driver: structure representing PCI EPF driver
205  * @owner: the owner of the module that registers the PCI EPF driver
207  * Invoke to register a new PCI EPF driver.
209 int __pci_epf_register_driver(struct pci_epf_driver *driver,  in __pci_epf_register_driver()  argument
214 	if (!driver->ops)  in __pci_epf_register_driver()
217 	if (!driver->ops->bind || !driver->ops->unbind || !driver->ops->linkup)  in __pci_epf_register_driver()
220 	driver->driver.bus = &pci_epf_bus_type;  in __pci_epf_register_driver()
221 	driver->driver.owner = owner;  in __pci_epf_register_driver()
223 	ret = driver_register(&driver->driver);  in __pci_epf_register_driver()
227 	pci_epf_add_cfs(driver);  in __pci_epf_register_driver()
248  *	  the EPF device to a EPF driver
335 	struct pci_epf_driver *driver = to_pci_epf_driver(drv);  in pci_epf_device_match()  local
337 	if (driver->id_table)  in pci_epf_device_match()
338 		return pci_epf_match_id(driver->id_table, epf);  in pci_epf_device_match()
346 	struct pci_epf_driver *driver = to_pci_epf_driver(dev->driver);  in pci_epf_device_probe()  local
348 	if (!driver->probe)  in pci_epf_device_probe()
351 	epf->driver = driver;  in pci_epf_device_probe()
353 	return driver->probe(epf);  in pci_epf_device_probe()
360 	struct pci_epf_driver *driver = to_pci_epf_driver(dev->driver);  in pci_epf_device_remove()  local
362 	if (driver->remove)  in pci_epf_device_remove()
363 		ret = driver->remove(epf);  in pci_epf_device_remove()
364 	epf->driver = NULL;  in pci_epf_device_remove()