diff options
Diffstat (limited to 'drivers/infiniband/hw/bnxt_re/main.c')
| -rw-r--r-- | drivers/infiniband/hw/bnxt_re/main.c | 102 |
1 files changed, 98 insertions, 4 deletions
diff --git a/drivers/infiniband/hw/bnxt_re/main.c b/drivers/infiniband/hw/bnxt_re/main.c index 3caf70a103e6..508d00a5a106 100644 --- a/drivers/infiniband/hw/bnxt_re/main.c +++ b/drivers/infiniband/hw/bnxt_re/main.c @@ -588,6 +588,12 @@ static int bnxt_re_register_ib(struct bnxt_re_dev *rdev) ibdev->query_ah = bnxt_re_query_ah; ibdev->destroy_ah = bnxt_re_destroy_ah; + ibdev->create_srq = bnxt_re_create_srq; + ibdev->modify_srq = bnxt_re_modify_srq; + ibdev->query_srq = bnxt_re_query_srq; + ibdev->destroy_srq = bnxt_re_destroy_srq; + ibdev->post_srq_recv = bnxt_re_post_srq_recv; + ibdev->create_qp = bnxt_re_create_qp; ibdev->modify_qp = bnxt_re_modify_qp; ibdev->query_qp = bnxt_re_query_qp; @@ -689,10 +695,10 @@ static struct bnxt_re_dev *bnxt_re_dev_add(struct net_device *netdev, return rdev; } -static int bnxt_re_aeq_handler(struct bnxt_qplib_rcfw *rcfw, - struct creq_func_event *aeqe) +static int bnxt_re_handle_unaffi_async_event(struct creq_func_event + *unaffi_async) { - switch (aeqe->event) { + switch (unaffi_async->event) { case CREQ_FUNC_EVENT_EVENT_TX_WQE_ERROR: break; case CREQ_FUNC_EVENT_EVENT_TX_DATA_ERROR: @@ -721,6 +727,93 @@ static int bnxt_re_aeq_handler(struct bnxt_qplib_rcfw *rcfw, return 0; } +static int bnxt_re_handle_qp_async_event(struct creq_qp_event *qp_event, + struct bnxt_re_qp *qp) +{ + struct ib_event event; + + memset(&event, 0, sizeof(event)); + if (qp->qplib_qp.srq) { + event.device = &qp->rdev->ibdev; + event.element.qp = &qp->ib_qp; + event.event = IB_EVENT_QP_LAST_WQE_REACHED; + } + + if (event.device && qp->ib_qp.event_handler) + qp->ib_qp.event_handler(&event, qp->ib_qp.qp_context); + + return 0; +} + +static int bnxt_re_handle_affi_async_event(struct creq_qp_event *affi_async, + void *obj) +{ + int rc = 0; + u8 event; + + if (!obj) + return rc; /* QP was already dead, still return success */ + + event = affi_async->event; + if (event == CREQ_QP_EVENT_EVENT_QP_ERROR_NOTIFICATION) { + struct bnxt_qplib_qp *lib_qp = obj; + struct bnxt_re_qp *qp = container_of(lib_qp, struct bnxt_re_qp, + qplib_qp); + rc = bnxt_re_handle_qp_async_event(affi_async, qp); + } + return rc; +} + +static int bnxt_re_aeq_handler(struct bnxt_qplib_rcfw *rcfw, + void *aeqe, void *obj) +{ + struct creq_qp_event *affi_async; + struct creq_func_event *unaffi_async; + u8 type; + int rc; + + type = ((struct creq_base *)aeqe)->type; + if (type == CREQ_BASE_TYPE_FUNC_EVENT) { + unaffi_async = aeqe; + rc = bnxt_re_handle_unaffi_async_event(unaffi_async); + } else { + affi_async = aeqe; + rc = bnxt_re_handle_affi_async_event(affi_async, obj); + } + + return rc; +} + +static int bnxt_re_srqn_handler(struct bnxt_qplib_nq *nq, + struct bnxt_qplib_srq *handle, u8 event) +{ + struct bnxt_re_srq *srq = container_of(handle, struct bnxt_re_srq, + qplib_srq); + struct ib_event ib_event; + int rc = 0; + + if (!srq) { + dev_err(NULL, "%s: SRQ is NULL, SRQN not handled", + ROCE_DRV_MODULE_NAME); + rc = -EINVAL; + goto done; + } + ib_event.device = &srq->rdev->ibdev; + ib_event.element.srq = &srq->ib_srq; + if (event == NQ_SRQ_EVENT_EVENT_SRQ_THRESHOLD_EVENT) + ib_event.event = IB_EVENT_SRQ_LIMIT_REACHED; + else + ib_event.event = IB_EVENT_SRQ_ERR; + + if (srq->ib_srq.event_handler) { + /* Lock event_handler? */ + (*srq->ib_srq.event_handler)(&ib_event, + srq->ib_srq.srq_context); + } +done: + return rc; +} + static int bnxt_re_cqn_handler(struct bnxt_qplib_nq *nq, struct bnxt_qplib_cq *handle) { @@ -763,7 +856,8 @@ static int bnxt_re_init_res(struct bnxt_re_dev *rdev) rc = bnxt_qplib_enable_nq(rdev->en_dev->pdev, &rdev->nq[i - 1], i - 1, rdev->msix_entries[i].vector, rdev->msix_entries[i].db_offset, - &bnxt_re_cqn_handler, NULL); + &bnxt_re_cqn_handler, + &bnxt_re_srqn_handler); if (rc) { dev_err(rdev_to_dev(rdev), |