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/*
* QEMU paravirtual RDMA - rdmacm-mux declarations
*
* Copyright (C) 2018 Oracle
* Copyright (C) 2018 Red Hat Inc
*
* Authors:
* Yuval Shaia <yuval.shaia@oracle.com>
* Marcel Apfelbaum <marcel@redhat.com>
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*
*/
#ifndef RDMACM_MUX_H
#define RDMACM_MUX_H
#include "linux/if.h"
#include <infiniband/verbs.h>
#include <infiniband/umad.h>
#include <rdma/rdma_user_cm.h>
typedef enum RdmaCmMuxMsgType {
RDMACM_MUX_MSG_TYPE_REQ = 0,
RDMACM_MUX_MSG_TYPE_RESP = 1,
} RdmaCmMuxMsgType;
typedef enum RdmaCmMuxOpCode {
RDMACM_MUX_OP_CODE_REG = 0,
RDMACM_MUX_OP_CODE_UNREG = 1,
RDMACM_MUX_OP_CODE_MAD = 2,
} RdmaCmMuxOpCode;
typedef enum RdmaCmMuxErrCode {
RDMACM_MUX_ERR_CODE_OK = 0,
RDMACM_MUX_ERR_CODE_EINVAL = 1,
RDMACM_MUX_ERR_CODE_EEXIST = 2,
RDMACM_MUX_ERR_CODE_EACCES = 3,
RDMACM_MUX_ERR_CODE_ENOTFOUND = 4,
} RdmaCmMuxErrCode;
typedef struct RdmaCmMuxHdr {
RdmaCmMuxMsgType msg_type;
RdmaCmMuxOpCode op_code;
union ibv_gid sgid;
RdmaCmMuxErrCode err_code;
} RdmaCmUHdr;
typedef struct RdmaCmUMad {
struct ib_user_mad hdr;
char mad[RDMA_MAX_PRIVATE_DATA];
} RdmaCmUMad;
typedef struct RdmaCmMuxMsg {
RdmaCmUHdr hdr;
int umad_len;
RdmaCmUMad umad;
} RdmaCmMuxMsg;
#endif
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