1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef _RDMA_TRANSPORT_H 3#define _RDMA_TRANSPORT_H 4 5#include <rdma/ib_verbs.h> 6#include <rdma/rdma_cm.h> 7#include "rds.h" 8 9/* RDMA_CM also uses 16385 as the listener port. */ 10#define RDS_CM_PORT 16385 11 12#define RDS_RDMA_RESOLVE_TIMEOUT_MS 5000 13 14/* Below reject reason is for legacy interoperability issue with non-linux 15 * RDS endpoints where older version incompatibility is conveyed via value 1. 16 * For future version(s), proper encoded reject reason should be used. 17 */ 18#define RDS_RDMA_REJ_INCOMPAT 1 19 20int rds_rdma_cm_event_handler(struct rdma_cm_id *cm_id, 21 struct rdma_cm_event *event); 22int rds6_rdma_cm_event_handler(struct rdma_cm_id *cm_id, 23 struct rdma_cm_event *event); 24 25/* from ib.c */ 26extern struct rds_transport rds_ib_transport; 27int rds_ib_init(void); 28void rds_ib_exit(void); 29 30#endif 31