nvif_conn
int nvif_conn_ctor(struct nvif_disp *, const char *name, int id, struct nvif_conn *);
void nvif_conn_dtor(struct nvif_conn *);
nvif_conn_id(struct nvif_conn *conn)
int nvif_conn_event_ctor(struct nvif_conn *, const char *name, nvif_event_func, u8 types,
struct nvif_conn conn;
nvif_conn_event_ctor(struct nvif_conn *conn, const char *name, nvif_event_func func, u8 types,
nvif_conn_dtor(struct nvif_conn *conn)
nvif_conn_ctor(struct nvif_disp *disp, const char *name, int id, struct nvif_conn *conn)