LXR linux/net/rds/rdma

   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_conn_connect(struct rds_connection *conn);
  21int rds_rdma_cm_event_handler(struct rdma_cm_id *cm_id,
  22                              struct rdma_cm_event *event);
  23int rds6_rdma_cm_event_handler(struct rdma_cm_id *cm_id,
  24                               struct rdma_cm_event *event);
  25
  26/* from ib.c */
  27extern struct rds_transport rds_ib_transport;
  28int rds_ib_init(void);
  29void rds_ib_exit(void);
  30
  31#endif
  32