blob: 0b55be35038d6d09f90a2538415fbf65168ac051 [file] [log] [blame]
* RDMA device: Definitions of Backend Device structures
* Copyright (C) 2018 Oracle
* Copyright (C) 2018 Red Hat Inc
* Authors:
* Yuval Shaia <>
* Marcel Apfelbaum <>
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
#include "qemu/thread.h"
#include "chardev/char-fe.h"
#include <infiniband/verbs.h>
#include "contrib/rdmacm-mux/rdmacm-mux.h"
#include "rdma_utils.h"
typedef struct RdmaDeviceResources RdmaDeviceResources;
typedef struct RdmaBackendThread {
QemuThread thread;
bool run; /* Set by thread manager to let thread know it should exit */
bool is_running; /* Set by the thread to report its status */
} RdmaBackendThread;
typedef struct RdmaCmMux {
CharBackend *chr_be;
int can_receive;
} RdmaCmMux;
typedef struct RdmaBackendDev {
RdmaBackendThread comp_thread;
PCIDevice *dev;
RdmaDeviceResources *rdma_dev_res;
struct ibv_device *ib_dev;
struct ibv_context *context;
struct ibv_comp_channel *channel;
uint8_t port_num;
RdmaProtectedQList recv_mads_list;
RdmaCmMux rdmacm_mux;
} RdmaBackendDev;
typedef struct RdmaBackendPD {
struct ibv_pd *ibpd;
} RdmaBackendPD;
typedef struct RdmaBackendMR {
struct ibv_pd *ibpd;
struct ibv_mr *ibmr;
} RdmaBackendMR;
typedef struct RdmaBackendCQ {
RdmaBackendDev *backend_dev;
struct ibv_cq *ibcq;
} RdmaBackendCQ;
typedef struct RdmaBackendQP {
struct ibv_pd *ibpd;
struct ibv_qp *ibqp;
uint8_t sgid_idx;
RdmaProtectedGSList cqe_ctx_list;
} RdmaBackendQP;
typedef struct RdmaBackendSRQ {
struct ibv_srq *ibsrq;
RdmaProtectedGSList cqe_ctx_list;
} RdmaBackendSRQ;