diff --git a/sys/ofed/drivers/infiniband/ulp/ipoib/ipoib_verbs.c b/sys/ofed/drivers/infiniband/ulp/ipoib/ipoib_verbs.c index c459b3fb55a7..35fd7875b77d 100644 --- a/sys/ofed/drivers/infiniband/ulp/ipoib/ipoib_verbs.c +++ b/sys/ofed/drivers/infiniband/ulp/ipoib/ipoib_verbs.c @@ -1,291 +1,289 @@ /*- * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0 * * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. * Copyright (c) 2005 Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU * General Public License (GPL) Version 2, available from the file * COPYING in the main directory of this source tree, or the * OpenIB.org BSD license below: * * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the following * conditions are met: * * - Redistributions of source code must retain the above * copyright notice, this list of conditions and the following * disclaimer. * * - Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials * provided with the distribution. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #include __FBSDID("$FreeBSD$"); #include "ipoib.h" int ipoib_mcast_attach(struct ipoib_dev_priv *priv, u16 mlid, union ib_gid *mgid, int set_qkey) { struct ib_qp_attr *qp_attr = NULL; int ret; u16 pkey_index; if (ib_find_pkey(priv->ca, priv->port, priv->pkey, &pkey_index)) { clear_bit(IPOIB_PKEY_ASSIGNED, &priv->flags); ret = -ENXIO; goto out; } set_bit(IPOIB_PKEY_ASSIGNED, &priv->flags); if (set_qkey) { ret = -ENOMEM; qp_attr = kmalloc(sizeof *qp_attr, GFP_KERNEL); if (!qp_attr) goto out; /* set correct QKey for QP */ qp_attr->qkey = priv->qkey; ret = ib_modify_qp(priv->qp, qp_attr, IB_QP_QKEY); if (ret) { ipoib_warn(priv, "failed to modify QP, ret = %d\n", ret); goto out; } } /* attach QP to multicast group */ ret = ib_attach_mcast(priv->qp, mgid, mlid); if (ret) ipoib_warn(priv, "failed to attach to multicast group, ret = %d\n", ret); out: kfree(qp_attr); return ret; } int ipoib_init_qp(struct ipoib_dev_priv *priv) { int ret; struct ib_qp_attr qp_attr; int attr_mask; if (!test_bit(IPOIB_PKEY_ASSIGNED, &priv->flags)) return -1; qp_attr.qp_state = IB_QPS_INIT; qp_attr.qkey = 0; qp_attr.port_num = priv->port; qp_attr.pkey_index = priv->pkey_index; attr_mask = IB_QP_QKEY | IB_QP_PORT | IB_QP_PKEY_INDEX | IB_QP_STATE; ret = ib_modify_qp(priv->qp, &qp_attr, attr_mask); if (ret) { ipoib_warn(priv, "failed to modify QP to init, ret = %d\n", ret); goto out_fail; } qp_attr.qp_state = IB_QPS_RTR; /* Can't set this in a INIT->RTR transition */ attr_mask &= ~IB_QP_PORT; ret = ib_modify_qp(priv->qp, &qp_attr, attr_mask); if (ret) { ipoib_warn(priv, "failed to modify QP to RTR, ret = %d\n", ret); goto out_fail; } qp_attr.qp_state = IB_QPS_RTS; qp_attr.sq_psn = 0; attr_mask |= IB_QP_SQ_PSN; attr_mask &= ~IB_QP_PKEY_INDEX; ret = ib_modify_qp(priv->qp, &qp_attr, attr_mask); if (ret) { ipoib_warn(priv, "failed to modify QP to RTS, ret = %d\n", ret); goto out_fail; } return 0; out_fail: qp_attr.qp_state = IB_QPS_RESET; if (ib_modify_qp(priv->qp, &qp_attr, IB_QP_STATE)) ipoib_warn(priv, "Failed to modify QP to RESET state\n"); return ret; } int ipoib_transport_dev_init(struct ipoib_dev_priv *priv, struct ib_device *ca) { struct ib_qp_init_attr init_attr = { .cap = { .max_send_wr = ipoib_sendq_size, .max_recv_wr = ipoib_recvq_size, .max_send_sge = 1, .max_recv_sge = IPOIB_UD_RX_SG }, .sq_sig_type = IB_SIGNAL_ALL_WR, .qp_type = IB_QPT_UD }; struct ib_cq_init_attr cq_attr = {}; int ret, size; int i; /* XXX struct ethtool_coalesce *coal; */ priv->pd = ib_alloc_pd(priv->ca, 0); if (IS_ERR(priv->pd)) { printk(KERN_WARNING "%s: failed to allocate PD\n", ca->name); return -ENODEV; } size = ipoib_recvq_size + 1; ret = ipoib_cm_dev_init(priv); if (!ret) { size += ipoib_sendq_size; if (ipoib_cm_has_srq(priv)) size += ipoib_recvq_size + 1; /* 1 extra for rx_drain_qp */ else size += ipoib_recvq_size * ipoib_max_conn_qp; } cq_attr.cqe = size; priv->recv_cq = ib_create_cq(priv->ca, ipoib_ib_completion, NULL, priv, &cq_attr); if (IS_ERR(priv->recv_cq)) { printk(KERN_WARNING "%s: failed to create receive CQ\n", ca->name); goto out_free_mr; } cq_attr.cqe = ipoib_sendq_size; priv->send_cq = ib_create_cq(priv->ca, ipoib_send_comp_handler, NULL, priv, &cq_attr); if (IS_ERR(priv->send_cq)) { printk(KERN_WARNING "%s: failed to create send CQ\n", ca->name); goto out_free_recv_cq; } if (ib_req_notify_cq(priv->recv_cq, IB_CQ_NEXT_COMP)) goto out_free_send_cq; #if 0 /* XXX */ coal = kzalloc(sizeof *coal, GFP_KERNEL); if (coal) { coal->rx_coalesce_usecs = 10; coal->tx_coalesce_usecs = 10; coal->rx_max_coalesced_frames = 16; coal->tx_max_coalesced_frames = 16; dev->ethtool_ops->set_coalesce(dev, coal); kfree(coal); } #endif init_attr.send_cq = priv->send_cq; init_attr.recv_cq = priv->recv_cq; if (priv->hca_caps & IB_DEVICE_UD_TSO) init_attr.create_flags |= IB_QP_CREATE_IPOIB_UD_LSO; if (priv->hca_caps & IB_DEVICE_BLOCK_MULTICAST_LOOPBACK) init_attr.create_flags |= IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK; init_attr.cap.max_send_sge = IPOIB_UD_TX_SG; priv->qp = ib_create_qp(priv->pd, &init_attr); if (IS_ERR(priv->qp)) { printk(KERN_WARNING "%s: failed to create QP\n", ca->name); goto out_free_send_cq; } IF_LLADDR(priv->dev)[1] = (priv->qp->qp_num >> 16) & 0xff; IF_LLADDR(priv->dev)[2] = (priv->qp->qp_num >> 8) & 0xff; IF_LLADDR(priv->dev)[3] = (priv->qp->qp_num ) & 0xff; for (i = 0; i < IPOIB_MAX_TX_SG; ++i) priv->tx_sge[i].lkey = priv->pd->local_dma_lkey; priv->tx_wr.wr.opcode = IB_WR_SEND; priv->tx_wr.wr.sg_list = priv->tx_sge; priv->tx_wr.wr.send_flags = IB_SEND_SIGNALED; for (i = 0; i < IPOIB_UD_RX_SG; ++i) priv->rx_sge[i].lkey = priv->pd->local_dma_lkey; priv->rx_wr.next = NULL; priv->rx_wr.sg_list = priv->rx_sge; return 0; out_free_send_cq: ib_destroy_cq(priv->send_cq); out_free_recv_cq: ib_destroy_cq(priv->recv_cq); out_free_mr: ipoib_cm_dev_cleanup(priv); ib_dealloc_pd(priv->pd); return -ENODEV; } void ipoib_transport_dev_cleanup(struct ipoib_dev_priv *priv) { if (priv->qp) { if (ib_destroy_qp(priv->qp)) ipoib_warn(priv, "ib_qp_destroy failed\n"); priv->qp = NULL; clear_bit(IPOIB_PKEY_ASSIGNED, &priv->flags); } - if (ib_destroy_cq(priv->send_cq)) - ipoib_warn(priv, "ib_cq_destroy (send) failed\n"); + ib_destroy_cq(priv->send_cq); - if (ib_destroy_cq(priv->recv_cq)) - ipoib_warn(priv, "ib_cq_destroy (recv) failed\n"); + ib_destroy_cq(priv->recv_cq); ipoib_cm_dev_cleanup(priv); ib_dealloc_pd(priv->pd); } void ipoib_event(struct ib_event_handler *handler, struct ib_event *record) { struct ipoib_dev_priv *priv = container_of(handler, struct ipoib_dev_priv, event_handler); if (record->element.port_num != priv->port) return; ipoib_dbg(priv, "Event %d on device %s port %d\n", record->event, record->device->name, record->element.port_num); if (record->event == IB_EVENT_SM_CHANGE || record->event == IB_EVENT_CLIENT_REREGISTER) { queue_work(ipoib_workqueue, &priv->flush_light); } else if (record->event == IB_EVENT_PORT_ERR || record->event == IB_EVENT_PORT_ACTIVE || record->event == IB_EVENT_LID_CHANGE || record->event == IB_EVENT_DEVICE_FATAL) { queue_work(ipoib_workqueue, &priv->flush_normal); } else if (record->event == IB_EVENT_PKEY_CHANGE) { queue_work(ipoib_workqueue, &priv->flush_heavy); } }