88 lines
2.8 KiB
C
88 lines
2.8 KiB
C
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/*-
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* BSD LICENSE
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*
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* Copyright (c) Intel Corporation. All rights reserved.
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* Copyright (c) Mellanox Technologies LTD. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <rdma/rdma_cma.h>
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#include "spdk/stdinc.h"
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#include "spdk/string.h"
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#include "spdk/likely.h"
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#include "spdk_internal/rdma.h"
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#include "spdk_internal/log.h"
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struct spdk_rdma_qp *
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spdk_rdma_qp_create(struct rdma_cm_id *cm_id, struct spdk_rdma_qp_init_attr *qp_attr)
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{
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struct spdk_rdma_qp *spdk_rdma_qp;
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int rc;
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struct ibv_qp_init_attr attr = {
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.qp_context = qp_attr->qp_context,
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.send_cq = qp_attr->send_cq,
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.recv_cq = qp_attr->recv_cq,
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.srq = qp_attr->srq,
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.cap = qp_attr->cap,
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.qp_type = IBV_QPT_RC
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};
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spdk_rdma_qp = calloc(1, sizeof(*spdk_rdma_qp));
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if (!spdk_rdma_qp) {
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SPDK_ERRLOG("qp memory allocation failed\n");
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return NULL;
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}
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rc = rdma_create_qp(cm_id, qp_attr->pd, &attr);
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if (rc) {
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SPDK_ERRLOG("Failed to create qp, errno %s (%d)\n", spdk_strerror(errno), errno);
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free(spdk_rdma_qp);
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return NULL;
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}
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qp_attr->cap = attr.cap;
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spdk_rdma_qp->qp = cm_id->qp;
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spdk_rdma_qp->cm_id = cm_id;
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return spdk_rdma_qp;
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}
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void
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spdk_rdma_qp_destroy(struct spdk_rdma_qp *spdk_rdma_qp)
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{
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assert(spdk_rdma_qp != NULL);
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if (spdk_rdma_qp->qp) {
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rdma_destroy_qp(spdk_rdma_qp->cm_id);
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}
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free(spdk_rdma_qp);
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}
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