diff --git a/drivers/staging/hv/vmbus_api.h b/drivers/staging/hv/vmbus_api.h
index 14df762b05d649c8ad7690f3c88f296ac9f6d7bd..4ffb73969e4199e618cedf768a1b3ecbba98123f 100644
--- a/drivers/staging/hv/vmbus_api.h
+++ b/drivers/staging/hv/vmbus_api.h
@@ -99,6 +99,9 @@ struct hv_driver {
 	int (*dev_add)(struct hv_device *device, void *data);
 	int (*dev_rm)(struct hv_device *device);
 	void (*cleanup)(struct hv_driver *driver);
+
+	int (*probe)(struct hv_device *);
+
 };
 
 /* Base device object */