230 static const struct usb_device_id *usb_match_dynamic_id(struct usb_interface *intf,  in usb_match_dynamic_id()  argument
237 		if (usb_match_one_id(intf, &dynid->id)) {  in usb_match_dynamic_id()
321 	struct usb_interface *intf = to_usb_interface(dev);  in usb_probe_interface()  local
322 	struct usb_device *udev = interface_to_usbdev(intf);  in usb_probe_interface()
329 	intf->needs_binding = 0;  in usb_probe_interface()
335 		dev_err(&intf->dev, "Device is not authorized for usage\n");  in usb_probe_interface()
337 	} else if (intf->authorized == 0) {  in usb_probe_interface()
338 		dev_err(&intf->dev, "Interface %d is not authorized for usage\n",  in usb_probe_interface()
339 				intf->altsetting->desc.bInterfaceNumber);  in usb_probe_interface()
343 	id = usb_match_dynamic_id(intf, driver);  in usb_probe_interface()
345 		id = usb_match_id(intf, driver->id_table);  in usb_probe_interface()
355 	intf->condition = USB_INTERFACE_BINDING;  in usb_probe_interface()
380 			dev_err(&intf->dev, "%s Failed to disable LPM for driver %s\n",  in usb_probe_interface()
388 	if (intf->needs_altsetting0) {  in usb_probe_interface()
389 		error = usb_set_interface(udev, intf->altsetting[0].  in usb_probe_interface()
393 		intf->needs_altsetting0 = 0;  in usb_probe_interface()
396 	error = driver->probe(intf, id);  in usb_probe_interface()
400 	intf->condition = USB_INTERFACE_BOUND;  in usb_probe_interface()
410 	usb_set_intfdata(intf, NULL);  in usb_probe_interface()
411 	intf->needs_remote_wakeup = 0;  in usb_probe_interface()
412 	intf->condition = USB_INTERFACE_UNBOUND;  in usb_probe_interface()
431 	struct usb_interface *intf = to_usb_interface(dev);  in usb_unbind_interface()  local
437 	intf->condition = USB_INTERFACE_UNBINDING;  in usb_unbind_interface()
440 	udev = interface_to_usbdev(intf);  in usb_unbind_interface()
456 		usb_disable_interface(udev, intf, false);  in usb_unbind_interface()
458 	driver->disconnect(intf);  in usb_unbind_interface()
461 	for (i = 0, j = 0; i < intf->cur_altsetting->desc.bNumEndpoints; i++) {  in usb_unbind_interface()
462 		ep = &intf->cur_altsetting->endpoint[i];  in usb_unbind_interface()
474 		usb_free_streams(intf, eps, j, GFP_KERNEL);  in usb_unbind_interface()
484 	if (intf->cur_altsetting->desc.bAlternateSetting == 0) {  in usb_unbind_interface()
488 		usb_enable_interface(udev, intf, false);  in usb_unbind_interface()
489 	} else if (!error && !intf->dev.power.is_prepared) {  in usb_unbind_interface()
490 		r = usb_set_interface(udev, intf->altsetting[0].  in usb_unbind_interface()
493 			intf->needs_altsetting0 = 1;  in usb_unbind_interface()
495 		intf->needs_altsetting0 = 1;  in usb_unbind_interface()
497 	usb_set_intfdata(intf, NULL);  in usb_unbind_interface()
499 	intf->condition = USB_INTERFACE_UNBOUND;  in usb_unbind_interface()
500 	intf->needs_remote_wakeup = 0;  in usb_unbind_interface()
519 	struct usb_interface *intf = to_usb_interface(dev);  in usb_shutdown_interface()  local
527 		driver->shutdown(intf);  in usb_shutdown_interface()
688 			  struct usb_host_interface *intf,  in usb_match_one_id_intf()  argument
703 	    (id->bInterfaceClass != intf->desc.bInterfaceClass))  in usb_match_one_id_intf()
707 	    (id->bInterfaceSubClass != intf->desc.bInterfaceSubClass))  in usb_match_one_id_intf()
711 	    (id->bInterfaceProtocol != intf->desc.bInterfaceProtocol))  in usb_match_one_id_intf()
715 	    (id->bInterfaceNumber != intf->desc.bInterfaceNumber))  in usb_match_one_id_intf()
725 	struct usb_host_interface *intf;  in usb_match_one_id()  local
732 	intf = interface->cur_altsetting;  in usb_match_one_id()
738 	return usb_match_one_id_intf(dev, intf, id);  in usb_match_one_id()
892 		struct usb_interface *intf;  in usb_device_match()  local
900 		intf = to_usb_interface(dev);  in usb_device_match()
903 		id = usb_match_id(intf, usb_drv->id_table);  in usb_device_match()
907 		id = usb_match_dynamic_id(intf, usb_drv);  in usb_device_match()
922 		const struct usb_interface *intf = to_usb_interface(dev);  in usb_uevent()  local
924 		usb_dev = interface_to_usbdev(intf);  in usb_uevent()
1128 void usb_forced_unbind_intf(struct usb_interface *intf)  in usb_forced_unbind_intf()  argument
1130 	struct usb_driver *driver = to_usb_driver(intf->dev.driver);  in usb_forced_unbind_intf()
1132 	dev_dbg(&intf->dev, "forced unbind\n");  in usb_forced_unbind_intf()
1133 	usb_driver_release_interface(driver, intf);  in usb_forced_unbind_intf()
1136 	intf->needs_binding = 1;  in usb_forced_unbind_intf()
1149 	struct usb_interface	*intf;  in unbind_marked_interfaces()  local
1154 			intf = config->interface[i];  in unbind_marked_interfaces()
1155 			if (intf->dev.driver && intf->needs_binding)  in unbind_marked_interfaces()
1156 				usb_forced_unbind_intf(intf);  in unbind_marked_interfaces()
1169 static void usb_rebind_intf(struct usb_interface *intf)  in usb_rebind_intf()  argument
1174 	if (intf->dev.driver)  in usb_rebind_intf()
1175 		usb_forced_unbind_intf(intf);  in usb_rebind_intf()
1178 	if (!intf->dev.power.is_prepared) {  in usb_rebind_intf()
1179 		intf->needs_binding = 0;  in usb_rebind_intf()
1180 		rc = device_attach(&intf->dev);  in usb_rebind_intf()
1182 			dev_warn(&intf->dev, "rebind failed: %d\n", rc);  in usb_rebind_intf()
1196 	struct usb_interface	*intf;  in rebind_marked_interfaces()  local
1201 			intf = config->interface[i];  in rebind_marked_interfaces()
1202 			if (intf->needs_binding)  in rebind_marked_interfaces()
1203 				usb_rebind_intf(intf);  in rebind_marked_interfaces()
1233 	struct usb_interface	*intf;  in unbind_no_pm_drivers_interfaces()  local
1239 			intf = config->interface[i];  in unbind_no_pm_drivers_interfaces()
1241 			if (intf->dev.driver) {  in unbind_no_pm_drivers_interfaces()
1242 				drv = to_usb_driver(intf->dev.driver);  in unbind_no_pm_drivers_interfaces()
1244 					usb_forced_unbind_intf(intf);  in unbind_no_pm_drivers_interfaces()
1312 		struct usb_interface *intf, pm_message_t msg)  in usb_suspend_interface()  argument
1318 			intf->condition == USB_INTERFACE_UNBOUND)  in usb_suspend_interface()
1320 	driver = to_usb_driver(intf->dev.driver);  in usb_suspend_interface()
1323 	status = driver->suspend(intf, msg);  in usb_suspend_interface()
1325 		dev_err(&intf->dev, "suspend error %d\n", status);  in usb_suspend_interface()
1328 	dev_vdbg(&intf->dev, "%s: status %d\n", __func__, status);  in usb_suspend_interface()
1333 		struct usb_interface *intf, pm_message_t msg, int reset_resume)  in usb_resume_interface()  argument
1342 	if (intf->condition == USB_INTERFACE_UNBINDING)  in usb_resume_interface()
1346 	if (intf->condition == USB_INTERFACE_UNBOUND) {  in usb_resume_interface()
1349 		if (intf->needs_altsetting0 && !intf->dev.power.is_prepared) {  in usb_resume_interface()
1350 			usb_set_interface(udev, intf->altsetting[0].  in usb_resume_interface()
1352 			intf->needs_altsetting0 = 0;  in usb_resume_interface()
1358 	if (intf->needs_binding)  in usb_resume_interface()
1360 	driver = to_usb_driver(intf->dev.driver);  in usb_resume_interface()
1364 			status = driver->reset_resume(intf);  in usb_resume_interface()
1366 				dev_err(&intf->dev, "%s error %d\n",  in usb_resume_interface()
1369 			intf->needs_binding = 1;  in usb_resume_interface()
1370 			dev_dbg(&intf->dev, "no reset_resume for driver %s?\n",  in usb_resume_interface()
1374 		status = driver->resume(intf);  in usb_resume_interface()
1376 			dev_err(&intf->dev, "resume error %d\n", status);  in usb_resume_interface()
1380 	dev_vdbg(&intf->dev, "%s: status %d\n", __func__, status);  in usb_resume_interface()
1417 	struct usb_interface	*intf;  in usb_suspend_both()  local
1427 			intf = udev->actconfig->interface[i];  in usb_suspend_both()
1428 			status = usb_suspend_interface(udev, intf, msg);  in usb_suspend_both()
1473 				intf = udev->actconfig->interface[i];  in usb_suspend_both()
1474 				usb_resume_interface(udev, intf, msg, 0);  in usb_suspend_both()
1518 	struct usb_interface	*intf;  in usb_resume_both()  local
1533 			intf = udev->actconfig->interface[i];  in usb_resume_both()
1534 			usb_resume_interface(udev, intf, msg,  in usb_resume_both()
1746 void usb_autopm_put_interface(struct usb_interface *intf)  in usb_autopm_put_interface()  argument
1748 	struct usb_device	*udev = interface_to_usbdev(intf);  in usb_autopm_put_interface()
1752 	status = pm_runtime_put_sync(&intf->dev);  in usb_autopm_put_interface()
1753 	dev_vdbg(&intf->dev, "%s: cnt %d -> %d\n",  in usb_autopm_put_interface()
1754 			__func__, atomic_read(&intf->dev.power.usage_count),  in usb_autopm_put_interface()
1774 void usb_autopm_put_interface_async(struct usb_interface *intf)  in usb_autopm_put_interface_async()  argument
1776 	struct usb_device	*udev = interface_to_usbdev(intf);  in usb_autopm_put_interface_async()
1780 	status = pm_runtime_put(&intf->dev);  in usb_autopm_put_interface_async()
1781 	dev_vdbg(&intf->dev, "%s: cnt %d -> %d\n",  in usb_autopm_put_interface_async()
1782 			__func__, atomic_read(&intf->dev.power.usage_count),  in usb_autopm_put_interface_async()
1796 void usb_autopm_put_interface_no_suspend(struct usb_interface *intf)  in usb_autopm_put_interface_no_suspend()  argument
1798 	struct usb_device	*udev = interface_to_usbdev(intf);  in usb_autopm_put_interface_no_suspend()
1801 	pm_runtime_put_noidle(&intf->dev);  in usb_autopm_put_interface_no_suspend()
1824 int usb_autopm_get_interface(struct usb_interface *intf)  in usb_autopm_get_interface()  argument
1828 	status = pm_runtime_resume_and_get(&intf->dev);  in usb_autopm_get_interface()
1829 	dev_vdbg(&intf->dev, "%s: cnt %d -> %d\n",  in usb_autopm_get_interface()
1830 			__func__, atomic_read(&intf->dev.power.usage_count),  in usb_autopm_get_interface()
1855 int usb_autopm_get_interface_async(struct usb_interface *intf)  in usb_autopm_get_interface_async()  argument
1859 	status = pm_runtime_get(&intf->dev);  in usb_autopm_get_interface_async()
1861 		pm_runtime_put_noidle(&intf->dev);  in usb_autopm_get_interface_async()
1862 	dev_vdbg(&intf->dev, "%s: cnt %d -> %d\n",  in usb_autopm_get_interface_async()
1863 			__func__, atomic_read(&intf->dev.power.usage_count),  in usb_autopm_get_interface_async()
1880 void usb_autopm_get_interface_no_resume(struct usb_interface *intf)  in usb_autopm_get_interface_no_resume()  argument
1882 	struct usb_device	*udev = interface_to_usbdev(intf);  in usb_autopm_get_interface_no_resume()
1885 	pm_runtime_get_noresume(&intf->dev);  in usb_autopm_get_interface_no_resume()
1893 	struct usb_interface	*intf;  in autosuspend_check()  local
1904 			intf = udev->actconfig->interface[i];  in autosuspend_check()
1911 			if (intf->dev.power.disable_depth)  in autosuspend_check()
1913 			if (atomic_read(&intf->dev.power.usage_count) > 0)  in autosuspend_check()
1915 			w |= intf->needs_remote_wakeup;  in autosuspend_check()
1924 				driver = to_usb_driver(intf->dev.driver);  in autosuspend_check()
1926 						intf->needs_remote_wakeup)  in autosuspend_check()