diff options
Diffstat (limited to 'drivers/infiniband/hw/ehca/ehca_reqs.c')
| -rw-r--r-- | drivers/infiniband/hw/ehca/ehca_reqs.c | 47 |
1 files changed, 35 insertions, 12 deletions
diff --git a/drivers/infiniband/hw/ehca/ehca_reqs.c b/drivers/infiniband/hw/ehca/ehca_reqs.c index 56c4527c884..b5664fa34de 100644 --- a/drivers/infiniband/hw/ehca/ehca_reqs.c +++ b/drivers/infiniband/hw/ehca/ehca_reqs.c @@ -3,8 +3,9 @@ * * post_send/recv, poll_cq, req_notify * - * Authors: Waleri Fomin <fomin@de.ibm.com> - * Hoang-Nam Nguyen <hnguyen@de.ibm.com> + * Authors: Hoang-Nam Nguyen <hnguyen@de.ibm.com> + * Waleri Fomin <fomin@de.ibm.com> + * Joachim Fenkes <fenkes@de.ibm.com> * Reinhard Ernst <rernst@de.ibm.com> * * Copyright (c) 2005 IBM Corporation @@ -413,17 +414,23 @@ post_send_exit0: return ret; } -int ehca_post_recv(struct ib_qp *qp, - struct ib_recv_wr *recv_wr, - struct ib_recv_wr **bad_recv_wr) +static int internal_post_recv(struct ehca_qp *my_qp, + struct ib_device *dev, + struct ib_recv_wr *recv_wr, + struct ib_recv_wr **bad_recv_wr) { - struct ehca_qp *my_qp = container_of(qp, struct ehca_qp, ib_qp); struct ib_recv_wr *cur_recv_wr; struct ehca_wqe *wqe_p; int wqe_cnt = 0; int ret = 0; unsigned long spl_flags; + if (unlikely(!HAS_RQ(my_qp))) { + ehca_err(dev, "QP has no RQ ehca_qp=%p qp_num=%x ext_type=%d", + my_qp, my_qp->real_qp_num, my_qp->ext_type); + return -ENODEV; + } + /* LOCK the QUEUE */ spin_lock_irqsave(&my_qp->spinlock_r, spl_flags); @@ -439,8 +446,8 @@ int ehca_post_recv(struct ib_qp *qp, *bad_recv_wr = cur_recv_wr; if (wqe_cnt == 0) { ret = -ENOMEM; - ehca_err(qp->device, "Too many posted WQEs " - "qp_num=%x", qp->qp_num); + ehca_err(dev, "Too many posted WQEs " + "qp_num=%x", my_qp->real_qp_num); } goto post_recv_exit0; } @@ -455,14 +462,14 @@ int ehca_post_recv(struct ib_qp *qp, *bad_recv_wr = cur_recv_wr; if (wqe_cnt == 0) { ret = -EINVAL; - ehca_err(qp->device, "Could not write WQE " - "qp_num=%x", qp->qp_num); + ehca_err(dev, "Could not write WQE " + "qp_num=%x", my_qp->real_qp_num); } goto post_recv_exit0; } wqe_cnt++; - ehca_gen_dbg("ehca_qp=%p qp_num=%x wqe_cnt=%d", - my_qp, qp->qp_num, wqe_cnt); + ehca_dbg(dev, "ehca_qp=%p qp_num=%x wqe_cnt=%d", + my_qp, my_qp->real_qp_num, wqe_cnt); } /* eof for cur_recv_wr */ post_recv_exit0: @@ -472,6 +479,22 @@ post_recv_exit0: return ret; } +int ehca_post_recv(struct ib_qp *qp, + struct ib_recv_wr *recv_wr, + struct ib_recv_wr **bad_recv_wr) +{ + return internal_post_recv(container_of(qp, struct ehca_qp, ib_qp), + qp->device, recv_wr, bad_recv_wr); +} + +int ehca_post_srq_recv(struct ib_srq *srq, + struct ib_recv_wr *recv_wr, + struct ib_recv_wr **bad_recv_wr) +{ + return internal_post_recv(container_of(srq, struct ehca_qp, ib_srq), + srq->device, recv_wr, bad_recv_wr); +} + /* * ib_wc_opcode table converts ehca wc opcode to ib * Since we use zero to indicate invalid opcode, the actual ib opcode must |