diff options
| author | Kamal Heib <kamalheib1@gmail.com> | 2019-04-03 14:33:42 +0300 |
|---|---|---|
| committer | Marcel Apfelbaum <marcel.apfelbaum@gmail.com> | 2019-05-04 15:55:56 +0300 |
| commit | 8b42cfab82f404389746dc71852dc88eacb40e8e (patch) | |
| tree | 620d73d27b98bb2ff80f79ed4f72301e44b0ebd4 /hw/rdma/rdma_rm.c | |
| parent | cdc84058bc6412179b22ce61f29db104cfcba9fc (diff) | |
hw/rdma: Modify create/destroy QP to support SRQ
Modify create/destroy QP to support shared receive queue and rearrange
the destroy_qp() code to avoid touching the QP after calling
rdma_rm_dealloc_qp().
Signed-off-by: Kamal Heib <kamalheib1@gmail.com>
Message-Id: <20190403113343.26384-4-kamalheib1@gmail.com>
Reviewed-by: Yuval Shaia <yuval.shaia@oracle.com>
Signed-off-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
Diffstat (limited to 'hw/rdma/rdma_rm.c')
| -rw-r--r-- | hw/rdma/rdma_rm.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/hw/rdma/rdma_rm.c b/hw/rdma/rdma_rm.c index c4fb140dcd..1927f85472 100644 --- a/hw/rdma/rdma_rm.c +++ b/hw/rdma/rdma_rm.c @@ -386,12 +386,14 @@ int rdma_rm_alloc_qp(RdmaDeviceResources *dev_res, uint32_t pd_handle, uint8_t qp_type, uint32_t max_send_wr, uint32_t max_send_sge, uint32_t send_cq_handle, uint32_t max_recv_wr, uint32_t max_recv_sge, - uint32_t recv_cq_handle, void *opaque, uint32_t *qpn) + uint32_t recv_cq_handle, void *opaque, uint32_t *qpn, + uint8_t is_srq, uint32_t srq_handle) { int rc; RdmaRmQP *qp; RdmaRmCQ *scq, *rcq; RdmaRmPD *pd; + RdmaRmSRQ *srq = NULL; uint32_t rm_qpn; pd = rdma_rm_get_pd(dev_res, pd_handle); @@ -408,6 +410,16 @@ int rdma_rm_alloc_qp(RdmaDeviceResources *dev_res, uint32_t pd_handle, return -EINVAL; } + if (is_srq) { + srq = rdma_rm_get_srq(dev_res, srq_handle); + if (!srq) { + rdma_error_report("Invalid srqn %d", srq_handle); + return -EINVAL; + } + + srq->recv_cq_handle = recv_cq_handle; + } + if (qp_type == IBV_QPT_GSI) { scq->notify = CNT_SET; rcq->notify = CNT_SET; @@ -424,10 +436,14 @@ int rdma_rm_alloc_qp(RdmaDeviceResources *dev_res, uint32_t pd_handle, qp->send_cq_handle = send_cq_handle; qp->recv_cq_handle = recv_cq_handle; qp->opaque = opaque; + qp->is_srq = is_srq; rc = rdma_backend_create_qp(&qp->backend_qp, qp_type, &pd->backend_pd, - &scq->backend_cq, &rcq->backend_cq, max_send_wr, - max_recv_wr, max_send_sge, max_recv_sge); + &scq->backend_cq, &rcq->backend_cq, + is_srq ? &srq->backend_srq : NULL, + max_send_wr, max_recv_wr, max_send_sge, + max_recv_sge); + if (rc) { rc = -EIO; goto out_dealloc_qp; |