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Add the required functions and definitions to support shared receive queues (SRQs) in the backend layer. Signed-off-by: Kamal Heib <kamalheib1@gmail.com> Message-Id: <20190403113343.26384-2-kamalheib1@gmail.com> Reviewed-by: Yuval Shaia <yuval.shaia@oracle.com> Signed-off-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
77 lines
1.8 KiB
C
77 lines
1.8 KiB
C
/*
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* RDMA device: Definitions of Backend Device structures
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*
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* Copyright (C) 2018 Oracle
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* Copyright (C) 2018 Red Hat Inc
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*
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* Authors:
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* Yuval Shaia <yuval.shaia@oracle.com>
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* Marcel Apfelbaum <marcel@redhat.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*
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*/
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#ifndef RDMA_BACKEND_DEFS_H
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#define RDMA_BACKEND_DEFS_H
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#include "qemu/thread.h"
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#include "chardev/char-fe.h"
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#include <infiniband/verbs.h>
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#include "contrib/rdmacm-mux/rdmacm-mux.h"
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#include "rdma_utils.h"
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typedef struct RdmaDeviceResources RdmaDeviceResources;
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typedef struct RdmaBackendThread {
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QemuThread thread;
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bool run; /* Set by thread manager to let thread know it should exit */
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bool is_running; /* Set by the thread to report its status */
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} RdmaBackendThread;
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typedef struct RdmaCmMux {
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CharBackend *chr_be;
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int can_receive;
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} RdmaCmMux;
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typedef struct RdmaBackendDev {
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RdmaBackendThread comp_thread;
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PCIDevice *dev;
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RdmaDeviceResources *rdma_dev_res;
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struct ibv_device *ib_dev;
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struct ibv_context *context;
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struct ibv_comp_channel *channel;
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uint8_t port_num;
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RdmaProtectedQList recv_mads_list;
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RdmaCmMux rdmacm_mux;
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} RdmaBackendDev;
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typedef struct RdmaBackendPD {
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struct ibv_pd *ibpd;
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} RdmaBackendPD;
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typedef struct RdmaBackendMR {
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struct ibv_pd *ibpd;
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struct ibv_mr *ibmr;
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} RdmaBackendMR;
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typedef struct RdmaBackendCQ {
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RdmaBackendDev *backend_dev;
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struct ibv_cq *ibcq;
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} RdmaBackendCQ;
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typedef struct RdmaBackendQP {
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struct ibv_pd *ibpd;
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struct ibv_qp *ibqp;
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uint8_t sgid_idx;
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RdmaProtectedGSList cqe_ctx_list;
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} RdmaBackendQP;
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typedef struct RdmaBackendSRQ {
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struct ibv_srq *ibsrq;
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RdmaProtectedGSList cqe_ctx_list;
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} RdmaBackendSRQ;
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#endif
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