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a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1704897310; bh=xXFaHv+bZLjFk6iTAADOH86nI8xhQAiBf2imF6OR9X4=; h=From:To:Cc:Subject:Date:From; b=YJXcDoGzVr2tQ2VC3u9cE36cFFV7ZXu0ki6n1x9du7uV9TAVeA+qYxdxJSD0MCo/O KxyZdnCpxgb3UesustTJso4EJ/t2PhYxPpNgzEAOCDUYZoptPLtI29LIqTBorGm6UY oeUDVWrDW+QtHL2qnq5VOkBxI8dalnjNTCLwHU6A= From: Konstantin Taranov To: kotaranov@microsoft.com, longli@microsoft.com, jgg@ziepe.ca, leon@kernel.org Cc: linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH next v3 1/1] RDMA/mana_ib: Introduce three helper functions to clean mana_ib code Date: Wed, 10 Jan 2024 06:35:01 -0800 Message-Id: <1704897301-7253-1-git-send-email-kotaranov@linux.microsoft.com> X-Mailer: git-send-email 1.8.3.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1787713223666457686 X-GMAIL-MSGID: 1787714423309607209 From: Konstantin Taranov This patch aims to address two issues in mana_ib: 1) Unsafe and inconsistent access to gdma_dev and gdma_context 2) Code repetitions As a rule of thumb, functions should not access gdma_dev directly Introduced functions: 1) mdev_to_gc 2) mana_ib_get_netdev 3) mana_ib_install_cq_cb Signed-off-by: Konstantin Taranov --- v1->v2: Sorry that was sent again, I forgot to add RDMA/mana_ib to the subject v2->v3: missing changes in qp.c --- drivers/infiniband/hw/mana/cq.c | 23 +++++++- drivers/infiniband/hw/mana/main.c | 40 +++++-------- drivers/infiniband/hw/mana/mana_ib.h | 17 ++++++ drivers/infiniband/hw/mana/mr.c | 13 +--- drivers/infiniband/hw/mana/qp.c | 88 +++++++++------------------- 5 files changed, 82 insertions(+), 99 deletions(-) base-commit: d24b923f1d696ddacb09f0f2d1b1f4f045cfe65e diff --git a/drivers/infiniband/hw/mana/cq.c b/drivers/infiniband/hw/mana/cq.c index 83ebd0705..255e74ab7 100644 --- a/drivers/infiniband/hw/mana/cq.c +++ b/drivers/infiniband/hw/mana/cq.c @@ -16,7 +16,7 @@ int mana_ib_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr, int err; mdev = container_of(ibdev, struct mana_ib_dev, ib_dev); - gc = mdev->gdma_dev->gdma_context; + gc = mdev_to_gc(mdev); if (udata->inlen < sizeof(ucmd)) return -EINVAL; @@ -81,7 +81,7 @@ int mana_ib_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata) int err; mdev = container_of(ibdev, struct mana_ib_dev, ib_dev); - gc = mdev->gdma_dev->gdma_context; + gc = mdev_to_gc(mdev); err = mana_ib_gd_destroy_dma_region(mdev, cq->gdma_region); if (err) { @@ -107,3 +107,22 @@ void mana_ib_cq_handler(void *ctx, struct gdma_queue *gdma_cq) if (cq->ibcq.comp_handler) cq->ibcq.comp_handler(&cq->ibcq, cq->ibcq.cq_context); } + +int mana_ib_install_cq_cb(struct mana_ib_dev *mdev, struct mana_ib_cq *cq) +{ + struct gdma_context *gc = mdev_to_gc(mdev); + struct gdma_queue *gdma_cq; + + /* Create CQ table entry */ + WARN_ON(gc->cq_table[cq->id]); + gdma_cq = kzalloc(sizeof(*gdma_cq), GFP_KERNEL); + if (!gdma_cq) + return -ENOMEM; + + gdma_cq->cq.context = cq; + gdma_cq->type = GDMA_CQ; + gdma_cq->cq.callback = mana_ib_cq_handler; + gdma_cq->id = cq->id; + gc->cq_table[cq->id] = gdma_cq; + return 0; +} diff --git a/drivers/infiniband/hw/mana/main.c b/drivers/infiniband/hw/mana/main.c index faca09245..29dd2438d 100644 --- a/drivers/infiniband/hw/mana/main.c +++ b/drivers/infiniband/hw/mana/main.c @@ -8,13 +8,10 @@ void mana_ib_uncfg_vport(struct mana_ib_dev *dev, struct mana_ib_pd *pd, u32 port) { - struct gdma_dev *gd = &dev->gdma_dev->gdma_context->mana; struct mana_port_context *mpc; struct net_device *ndev; - struct mana_context *mc; - mc = gd->driver_data; - ndev = mc->ports[port]; + ndev = mana_ib_get_netdev(&dev->ib_dev, port); mpc = netdev_priv(ndev); mutex_lock(&pd->vport_mutex); @@ -31,14 +28,11 @@ void mana_ib_uncfg_vport(struct mana_ib_dev *dev, struct mana_ib_pd *pd, int mana_ib_cfg_vport(struct mana_ib_dev *dev, u32 port, struct mana_ib_pd *pd, u32 doorbell_id) { - struct gdma_dev *mdev = &dev->gdma_dev->gdma_context->mana; struct mana_port_context *mpc; - struct mana_context *mc; struct net_device *ndev; int err; - mc = mdev->driver_data; - ndev = mc->ports[port]; + ndev = mana_ib_get_netdev(&dev->ib_dev, port); mpc = netdev_priv(ndev); mutex_lock(&pd->vport_mutex); @@ -79,17 +73,17 @@ int mana_ib_alloc_pd(struct ib_pd *ibpd, struct ib_udata *udata) struct gdma_create_pd_req req = {}; enum gdma_pd_flags flags = 0; struct mana_ib_dev *dev; - struct gdma_dev *mdev; + struct gdma_context *gc; int err; dev = container_of(ibdev, struct mana_ib_dev, ib_dev); - mdev = dev->gdma_dev; + gc = mdev_to_gc(dev); mana_gd_init_req_hdr(&req.hdr, GDMA_CREATE_PD, sizeof(req), sizeof(resp)); req.flags = flags; - err = mana_gd_send_request(mdev->gdma_context, sizeof(req), &req, + err = mana_gd_send_request(gc, sizeof(req), &req, sizeof(resp), &resp); if (err || resp.hdr.status) { @@ -119,17 +113,17 @@ int mana_ib_dealloc_pd(struct ib_pd *ibpd, struct ib_udata *udata) struct gdma_destory_pd_resp resp = {}; struct gdma_destroy_pd_req req = {}; struct mana_ib_dev *dev; - struct gdma_dev *mdev; + struct gdma_context *gc; int err; dev = container_of(ibdev, struct mana_ib_dev, ib_dev); - mdev = dev->gdma_dev; + gc = mdev_to_gc(dev); mana_gd_init_req_hdr(&req.hdr, GDMA_DESTROY_PD, sizeof(req), sizeof(resp)); req.pd_handle = pd->pd_handle; - err = mana_gd_send_request(mdev->gdma_context, sizeof(req), &req, + err = mana_gd_send_request(gc, sizeof(req), &req, sizeof(resp), &resp); if (err || resp.hdr.status) { @@ -206,13 +200,11 @@ int mana_ib_alloc_ucontext(struct ib_ucontext *ibcontext, struct ib_device *ibdev = ibcontext->device; struct mana_ib_dev *mdev; struct gdma_context *gc; - struct gdma_dev *dev; int doorbell_page; int ret; mdev = container_of(ibdev, struct mana_ib_dev, ib_dev); - dev = mdev->gdma_dev; - gc = dev->gdma_context; + gc = mdev_to_gc(mdev); /* Allocate a doorbell page index */ ret = mana_gd_allocate_doorbell_page(gc, &doorbell_page); @@ -238,7 +230,7 @@ void mana_ib_dealloc_ucontext(struct ib_ucontext *ibcontext) int ret; mdev = container_of(ibdev, struct mana_ib_dev, ib_dev); - gc = mdev->gdma_dev->gdma_context; + gc = mdev_to_gc(mdev); ret = mana_gd_destroy_doorbell_page(gc, mana_ucontext->doorbell); if (ret) @@ -322,15 +314,13 @@ int mana_ib_gd_create_dma_region(struct mana_ib_dev *dev, struct ib_umem *umem, size_t max_pgs_create_cmd; struct gdma_context *gc; size_t num_pages_total; - struct gdma_dev *mdev; unsigned long page_sz; unsigned int tail = 0; u64 *page_addr_list; void *request_buf; int err; - mdev = dev->gdma_dev; - gc = mdev->gdma_context; + gc = mdev_to_gc(dev); hwc = gc->hwc.driver_data; /* Hardware requires dma region to align to chosen page size */ @@ -426,10 +416,8 @@ int mana_ib_gd_create_dma_region(struct mana_ib_dev *dev, struct ib_umem *umem, int mana_ib_gd_destroy_dma_region(struct mana_ib_dev *dev, u64 gdma_region) { - struct gdma_dev *mdev = dev->gdma_dev; - struct gdma_context *gc; + struct gdma_context *gc = mdev_to_gc(dev); - gc = mdev->gdma_context; ibdev_dbg(&dev->ib_dev, "destroy dma region 0x%llx\n", gdma_region); return mana_gd_destroy_dma_region(gc, gdma_region); @@ -447,7 +435,7 @@ int mana_ib_mmap(struct ib_ucontext *ibcontext, struct vm_area_struct *vma) int ret; mdev = container_of(ibdev, struct mana_ib_dev, ib_dev); - gc = mdev->gdma_dev->gdma_context; + gc = mdev_to_gc(mdev); if (vma->vm_pgoff != 0) { ibdev_dbg(ibdev, "Unexpected vm_pgoff %lu\n", vma->vm_pgoff); @@ -531,7 +519,7 @@ int mana_ib_gd_query_adapter_caps(struct mana_ib_dev *dev) req.hdr.resp.msg_version = GDMA_MESSAGE_V3; req.hdr.dev_id = dev->gdma_dev->dev_id; - err = mana_gd_send_request(dev->gdma_dev->gdma_context, sizeof(req), + err = mana_gd_send_request(mdev_to_gc(dev), sizeof(req), &req, sizeof(resp), &resp); if (err) { diff --git a/drivers/infiniband/hw/mana/mana_ib.h b/drivers/infiniband/hw/mana/mana_ib.h index 6bdc0f549..6b15b2ab5 100644 --- a/drivers/infiniband/hw/mana/mana_ib.h +++ b/drivers/infiniband/hw/mana/mana_ib.h @@ -142,6 +142,22 @@ struct mana_ib_query_adapter_caps_resp { u32 max_inline_data_size; }; /* HW Data */ +static inline struct gdma_context *mdev_to_gc(struct mana_ib_dev *mdev) +{ + return mdev->gdma_dev->gdma_context; +} + +static inline struct net_device *mana_ib_get_netdev(struct ib_device *ibdev, u32 port) +{ + struct mana_ib_dev *mdev = container_of(ibdev, struct mana_ib_dev, ib_dev); + struct gdma_context *gc = mdev_to_gc(mdev); + struct mana_context *mc = gc->mana.driver_data; + + if (port < 1 || port > mc->num_ports) + return NULL; + return mc->ports[port - 1]; +} + int mana_ib_gd_create_dma_region(struct mana_ib_dev *dev, struct ib_umem *umem, mana_handle_t *gdma_region); @@ -188,6 +204,7 @@ int mana_ib_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr, struct ib_udata *udata); int mana_ib_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata); +int mana_ib_install_cq_cb(struct mana_ib_dev *mdev, struct mana_ib_cq *cq); int mana_ib_alloc_pd(struct ib_pd *ibpd, struct ib_udata *udata); int mana_ib_dealloc_pd(struct ib_pd *ibpd, struct ib_udata *udata); diff --git a/drivers/infiniband/hw/mana/mr.c b/drivers/infiniband/hw/mana/mr.c index 351207c60..ee4d4f834 100644 --- a/drivers/infiniband/hw/mana/mr.c +++ b/drivers/infiniband/hw/mana/mr.c @@ -30,12 +30,9 @@ static int mana_ib_gd_create_mr(struct mana_ib_dev *dev, struct mana_ib_mr *mr, { struct gdma_create_mr_response resp = {}; struct gdma_create_mr_request req = {}; - struct gdma_dev *mdev = dev->gdma_dev; - struct gdma_context *gc; + struct gdma_context *gc = mdev_to_gc(dev); int err; - gc = mdev->gdma_context; - mana_gd_init_req_hdr(&req.hdr, GDMA_CREATE_MR, sizeof(req), sizeof(resp)); req.pd_handle = mr_params->pd_handle; @@ -77,12 +74,9 @@ static int mana_ib_gd_destroy_mr(struct mana_ib_dev *dev, u64 mr_handle) { struct gdma_destroy_mr_response resp = {}; struct gdma_destroy_mr_request req = {}; - struct gdma_dev *mdev = dev->gdma_dev; - struct gdma_context *gc; + struct gdma_context *gc = mdev_to_gc(dev); int err; - gc = mdev->gdma_context; - mana_gd_init_req_hdr(&req.hdr, GDMA_DESTROY_MR, sizeof(req), sizeof(resp)); @@ -164,8 +158,7 @@ struct ib_mr *mana_ib_reg_user_mr(struct ib_pd *ibpd, u64 start, u64 length, return &mr->ibmr; err_dma_region: - mana_gd_destroy_dma_region(dev->gdma_dev->gdma_context, - dma_region_handle); + mana_gd_destroy_dma_region(mdev_to_gc(dev), dma_region_handle); err_umem: ib_umem_release(mr->umem); diff --git a/drivers/infiniband/hw/mana/qp.c b/drivers/infiniband/hw/mana/qp.c index 21ac9fcad..e889c798f 100644 --- a/drivers/infiniband/hw/mana/qp.c +++ b/drivers/infiniband/hw/mana/qp.c @@ -17,12 +17,10 @@ static int mana_ib_cfg_vport_steering(struct mana_ib_dev *dev, struct mana_cfg_rx_steer_resp resp = {}; mana_handle_t *req_indir_tab; struct gdma_context *gc; - struct gdma_dev *mdev; u32 req_buf_size; int i, err; - gc = dev->gdma_dev->gdma_context; - mdev = &gc->mana; + gc = mdev_to_gc(dev); req_buf_size = sizeof(*req) + sizeof(mana_handle_t) * MANA_INDIRECT_TABLE_SIZE; @@ -39,7 +37,7 @@ static int mana_ib_cfg_vport_steering(struct mana_ib_dev *dev, req->rx_enable = 1; req->update_default_rxobj = 1; req->default_rxobj = default_rxobj; - req->hdr.dev_id = mdev->dev_id; + req->hdr.dev_id = gc->mana.dev_id; /* If there are more than 1 entries in indirection table, enable RSS */ if (log_ind_tbl_size) @@ -99,20 +97,17 @@ static int mana_ib_create_qp_rss(struct ib_qp *ibqp, struct ib_pd *pd, struct mana_ib_qp *qp = container_of(ibqp, struct mana_ib_qp, ibqp); struct mana_ib_dev *mdev = container_of(pd->device, struct mana_ib_dev, ib_dev); + struct gdma_context *gc = mdev_to_gc(mdev); struct ib_rwq_ind_table *ind_tbl = attr->rwq_ind_tbl; struct mana_ib_create_qp_rss_resp resp = {}; struct mana_ib_create_qp_rss ucmd = {}; struct gdma_queue **gdma_cq_allocated; mana_handle_t *mana_ind_table; struct mana_port_context *mpc; - struct gdma_queue *gdma_cq; unsigned int ind_tbl_size; - struct mana_context *mc; struct net_device *ndev; - struct gdma_context *gc; struct mana_ib_cq *cq; struct mana_ib_wq *wq; - struct gdma_dev *gd; struct mana_eq *eq; struct ib_cq *ibcq; struct ib_wq *ibwq; @@ -120,10 +115,6 @@ static int mana_ib_create_qp_rss(struct ib_qp *ibqp, struct ib_pd *pd, u32 port; int ret; - gc = mdev->gdma_dev->gdma_context; - gd = &gc->mana; - mc = gd->driver_data; - if (!udata || udata->inlen < sizeof(ucmd)) return -EINVAL; @@ -166,12 +157,12 @@ static int mana_ib_create_qp_rss(struct ib_qp *ibqp, struct ib_pd *pd, /* IB ports start with 1, MANA start with 0 */ port = ucmd.port; - if (port < 1 || port > mc->num_ports) { + ndev = mana_ib_get_netdev(pd->device, port); + if (!ndev) { ibdev_dbg(&mdev->ib_dev, "Invalid port %u in creating qp\n", port); return -EINVAL; } - ndev = mc->ports[port - 1]; mpc = netdev_priv(ndev); ibdev_dbg(&mdev->ib_dev, "rx_hash_function %d port %d\n", @@ -209,7 +200,7 @@ static int mana_ib_create_qp_rss(struct ib_qp *ibqp, struct ib_pd *pd, cq_spec.gdma_region = cq->gdma_region; cq_spec.queue_size = cq->cqe * COMP_ENTRY_SIZE; cq_spec.modr_ctx_id = 0; - eq = &mc->eqs[cq->comp_vector % gc->max_num_queues]; + eq = &mpc->ac->eqs[cq->comp_vector % gc->max_num_queues]; cq_spec.attached_eq = eq->eq->id; ret = mana_create_wq_obj(mpc, mpc->port_handle, GDMA_RQ, @@ -237,19 +228,11 @@ static int mana_ib_create_qp_rss(struct ib_qp *ibqp, struct ib_pd *pd, mana_ind_table[i] = wq->rx_object; /* Create CQ table entry */ - WARN_ON(gc->cq_table[cq->id]); - gdma_cq = kzalloc(sizeof(*gdma_cq), GFP_KERNEL); - if (!gdma_cq) { - ret = -ENOMEM; + ret = mana_ib_install_cq_cb(mdev, cq); + if (!ret) goto fail; - } - gdma_cq_allocated[i] = gdma_cq; - gdma_cq->cq.context = cq; - gdma_cq->type = GDMA_CQ; - gdma_cq->cq.callback = mana_ib_cq_handler; - gdma_cq->id = cq->id; - gc->cq_table[cq->id] = gdma_cq; + gdma_cq_allocated[i] = gc->cq_table[cq->id]; } resp.num_entries = i; @@ -306,14 +289,13 @@ static int mana_ib_create_qp_raw(struct ib_qp *ibqp, struct ib_pd *ibpd, struct mana_ib_ucontext *mana_ucontext = rdma_udata_to_drv_context(udata, struct mana_ib_ucontext, ibucontext); - struct gdma_dev *gd = &mdev->gdma_dev->gdma_context->mana; + struct gdma_context *gc = mdev_to_gc(mdev); struct mana_ib_create_qp_resp resp = {}; struct mana_ib_create_qp ucmd = {}; struct gdma_queue *gdma_cq = NULL; struct mana_obj_spec wq_spec = {}; struct mana_obj_spec cq_spec = {}; struct mana_port_context *mpc; - struct mana_context *mc; struct net_device *ndev; struct ib_umem *umem; struct mana_eq *eq; @@ -321,8 +303,6 @@ static int mana_ib_create_qp_raw(struct ib_qp *ibqp, struct ib_pd *ibpd, u32 port; int err; - mc = gd->driver_data; - if (!mana_ucontext || udata->inlen < sizeof(ucmd)) return -EINVAL; @@ -333,11 +313,6 @@ static int mana_ib_create_qp_raw(struct ib_qp *ibqp, struct ib_pd *ibpd, return err; } - /* IB ports start with 1, MANA Ethernet ports start with 0 */ - port = ucmd.port; - if (port < 1 || port > mc->num_ports) - return -EINVAL; - if (attr->cap.max_send_wr > mdev->adapter_caps.max_qp_wr) { ibdev_dbg(&mdev->ib_dev, "Requested max_send_wr %d exceeding limit\n", @@ -352,11 +327,17 @@ static int mana_ib_create_qp_raw(struct ib_qp *ibqp, struct ib_pd *ibpd, return -EINVAL; } - ndev = mc->ports[port - 1]; + port = ucmd.port; + ndev = mana_ib_get_netdev(ibpd->device, port); + if (!ndev) { + ibdev_dbg(&mdev->ib_dev, "Invalid port %u in creating qp\n", + port); + return -EINVAL; + } mpc = netdev_priv(ndev); ibdev_dbg(&mdev->ib_dev, "port %u ndev %p mpc %p\n", port, ndev, mpc); - err = mana_ib_cfg_vport(mdev, port - 1, pd, mana_ucontext->doorbell); + err = mana_ib_cfg_vport(mdev, port, pd, mana_ucontext->doorbell); if (err) return -ENODEV; @@ -396,8 +377,8 @@ static int mana_ib_create_qp_raw(struct ib_qp *ibqp, struct ib_pd *ibpd, cq_spec.gdma_region = send_cq->gdma_region; cq_spec.queue_size = send_cq->cqe * COMP_ENTRY_SIZE; cq_spec.modr_ctx_id = 0; - eq_vec = send_cq->comp_vector % gd->gdma_context->max_num_queues; - eq = &mc->eqs[eq_vec]; + eq_vec = send_cq->comp_vector % gc->max_num_queues; + eq = &mpc->ac->eqs[eq_vec]; cq_spec.attached_eq = eq->eq->id; err = mana_create_wq_obj(mpc, mpc->port_handle, GDMA_SQ, &wq_spec, @@ -417,18 +398,9 @@ static int mana_ib_create_qp_raw(struct ib_qp *ibqp, struct ib_pd *ibpd, send_cq->id = cq_spec.queue_index; /* Create CQ table entry */ - WARN_ON(gd->gdma_context->cq_table[send_cq->id]); - gdma_cq = kzalloc(sizeof(*gdma_cq), GFP_KERNEL); - if (!gdma_cq) { - err = -ENOMEM; + err = mana_ib_install_cq_cb(mdev, send_cq); + if (err) goto err_destroy_wq_obj; - } - - gdma_cq->cq.context = send_cq; - gdma_cq->type = GDMA_CQ; - gdma_cq->cq.callback = mana_ib_cq_handler; - gdma_cq->id = send_cq->id; - gd->gdma_context->cq_table[send_cq->id] = gdma_cq; ibdev_dbg(&mdev->ib_dev, "ret %d qp->tx_object 0x%llx sq id %llu cq id %llu\n", err, @@ -450,7 +422,7 @@ static int mana_ib_create_qp_raw(struct ib_qp *ibqp, struct ib_pd *ibpd, err_release_gdma_cq: kfree(gdma_cq); - gd->gdma_context->cq_table[send_cq->id] = NULL; + gc->cq_table[send_cq->id] = NULL; err_destroy_wq_obj: mana_destroy_wq_obj(mpc, GDMA_SQ, qp->tx_object); @@ -462,7 +434,7 @@ static int mana_ib_create_qp_raw(struct ib_qp *ibqp, struct ib_pd *ibpd, ib_umem_release(umem); err_free_vport: - mana_ib_uncfg_vport(mdev, pd, port - 1); + mana_ib_uncfg_vport(mdev, pd, port); return err; } @@ -500,16 +472,13 @@ static int mana_ib_destroy_qp_rss(struct mana_ib_qp *qp, { struct mana_ib_dev *mdev = container_of(qp->ibqp.device, struct mana_ib_dev, ib_dev); - struct gdma_dev *gd = &mdev->gdma_dev->gdma_context->mana; struct mana_port_context *mpc; - struct mana_context *mc; struct net_device *ndev; struct mana_ib_wq *wq; struct ib_wq *ibwq; int i; - mc = gd->driver_data; - ndev = mc->ports[qp->port - 1]; + ndev = mana_ib_get_netdev(qp->ibqp.device, qp->port); mpc = netdev_priv(ndev); for (i = 0; i < (1 << ind_tbl->log_ind_tbl_size); i++) { @@ -527,15 +496,12 @@ static int mana_ib_destroy_qp_raw(struct mana_ib_qp *qp, struct ib_udata *udata) { struct mana_ib_dev *mdev = container_of(qp->ibqp.device, struct mana_ib_dev, ib_dev); - struct gdma_dev *gd = &mdev->gdma_dev->gdma_context->mana; struct ib_pd *ibpd = qp->ibqp.pd; struct mana_port_context *mpc; - struct mana_context *mc; struct net_device *ndev; struct mana_ib_pd *pd; - mc = gd->driver_data; - ndev = mc->ports[qp->port - 1]; + ndev = mana_ib_get_netdev(qp->ibqp.device, qp->port); mpc = netdev_priv(ndev); pd = container_of(ibpd, struct mana_ib_pd, ibpd); @@ -546,7 +512,7 @@ static int mana_ib_destroy_qp_raw(struct mana_ib_qp *qp, struct ib_udata *udata) ib_umem_release(qp->sq_umem); } - mana_ib_uncfg_vport(mdev, pd, qp->port - 1); + mana_ib_uncfg_vport(mdev, pd, qp->port); return 0; }