876 static int vmbus_probe(struct device *child_device)  in vmbus_probe()  argument
880 			drv_to_hv_drv(child_device->driver);  in vmbus_probe()
881 	struct hv_device *dev = device_to_hv_device(child_device);  in vmbus_probe()
889 			       dev_name(child_device), ret);  in vmbus_probe()
893 		       dev_name(child_device));  in vmbus_probe()
902 static int vmbus_remove(struct device *child_device)  in vmbus_remove()  argument
905 	struct hv_device *dev = device_to_hv_device(child_device);  in vmbus_remove()
907 	if (child_device->driver) {  in vmbus_remove()
908 		drv = drv_to_hv_drv(child_device->driver);  in vmbus_remove()
920 static void vmbus_shutdown(struct device *child_device)  in vmbus_shutdown()  argument
923 	struct hv_device *dev = device_to_hv_device(child_device);  in vmbus_shutdown()
927 	if (!child_device->driver)  in vmbus_shutdown()
930 	drv = drv_to_hv_drv(child_device->driver);  in vmbus_shutdown()
940 static int vmbus_suspend(struct device *child_device)  in vmbus_suspend()  argument
943 	struct hv_device *dev = device_to_hv_device(child_device);  in vmbus_suspend()
946 	if (!child_device->driver)  in vmbus_suspend()
949 	drv = drv_to_hv_drv(child_device->driver);  in vmbus_suspend()
959 static int vmbus_resume(struct device *child_device)  in vmbus_resume()  argument
962 	struct hv_device *dev = device_to_hv_device(child_device);  in vmbus_resume()
965 	if (!child_device->driver)  in vmbus_resume()
968 	drv = drv_to_hv_drv(child_device->driver);  in vmbus_resume()