int ib_unregister_event_handler(struct ib_event_handler *event_handler);
void ib_dispatch_event(struct ib_event *event);
-int ib_query_device(struct ib_device *device,
- struct ib_device_attr *device_attr);
-
int ib_query_port(struct ib_device *device,
u8 port_num, struct ib_port_attr *port_attr);