diff options
Diffstat (limited to 'drivers/infiniband/hw/ocrdma')
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma.h | 5 | ||||
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_ah.c | 22 | ||||
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_hw.c | 60 | ||||
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_main.c | 19 | ||||
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_stats.c | 2 | ||||
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_verbs.c | 184 | ||||
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_verbs.h | 7 |
7 files changed, 152 insertions, 147 deletions
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma.h b/drivers/infiniband/hw/ocrdma/ocrdma.h index b4091ab48db0..ae80590aabdf 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma.h +++ b/drivers/infiniband/hw/ocrdma/ocrdma.h @@ -55,7 +55,7 @@ #include <be_roce.h> #include "ocrdma_sli.h" -#define OCRDMA_ROCE_DRV_VERSION "10.6.0.0" +#define OCRDMA_ROCE_DRV_VERSION "11.0.0.0" #define OCRDMA_ROCE_DRV_DESC "Emulex OneConnect RoCE Driver" #define OCRDMA_NODE_DESC "Emulex OneConnect RoCE HCA" @@ -193,6 +193,8 @@ struct ocrdma_mr { struct ib_mr ibmr; struct ib_umem *umem; struct ocrdma_hw_mr hwmr; + u64 *pages; + u32 npages; }; struct ocrdma_stats { @@ -278,7 +280,6 @@ struct ocrdma_dev { u32 hba_port_num; struct list_head entry; - struct rcu_head rcu; int id; u64 *stag_arr; u8 sl; /* service level */ diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_ah.c b/drivers/infiniband/hw/ocrdma/ocrdma_ah.c index 44766fee1f4e..9820074be59d 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_ah.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_ah.c @@ -45,6 +45,7 @@ #include <rdma/ib_addr.h> #include <rdma/ib_mad.h> +#include <rdma/ib_cache.h> #include "ocrdma.h" #include "ocrdma_verbs.h" @@ -56,10 +57,9 @@ static inline int set_av_attr(struct ocrdma_dev *dev, struct ocrdma_ah *ah, struct ib_ah_attr *attr, union ib_gid *sgid, - int pdid, bool *isvlan) + int pdid, bool *isvlan, u16 vlan_tag) { int status = 0; - u16 vlan_tag; struct ocrdma_eth_vlan eth; struct ocrdma_grh grh; int eth_sz; @@ -68,7 +68,6 @@ static inline int set_av_attr(struct ocrdma_dev *dev, struct ocrdma_ah *ah, memset(&grh, 0, sizeof(grh)); /* VLAN */ - vlan_tag = attr->vlan_id; if (!vlan_tag || (vlan_tag > 0xFFF)) vlan_tag = dev->pvid; if (vlan_tag || dev->pfc_state) { @@ -115,9 +114,11 @@ static inline int set_av_attr(struct ocrdma_dev *dev, struct ocrdma_ah *ah, struct ib_ah *ocrdma_create_ah(struct ib_pd *ibpd, struct ib_ah_attr *attr) { u32 *ahid_addr; - bool isvlan = false; int status; struct ocrdma_ah *ah; + bool isvlan = false; + u16 vlan_tag = 0xffff; + struct ib_gid_attr sgid_attr; struct ocrdma_pd *pd = get_ocrdma_pd(ibpd); struct ocrdma_dev *dev = get_ocrdma_dev(ibpd->device); union ib_gid sgid; @@ -135,18 +136,25 @@ struct ib_ah *ocrdma_create_ah(struct ib_pd *ibpd, struct ib_ah_attr *attr) if (status) goto av_err; - status = ocrdma_query_gid(&dev->ibdev, 1, attr->grh.sgid_index, &sgid); + status = ib_get_cached_gid(&dev->ibdev, 1, attr->grh.sgid_index, &sgid, + &sgid_attr); if (status) { pr_err("%s(): Failed to query sgid, status = %d\n", __func__, status); goto av_conf_err; } + if (sgid_attr.ndev) { + if (is_vlan_dev(sgid_attr.ndev)) + vlan_tag = vlan_dev_vlan_id(sgid_attr.ndev); + dev_put(sgid_attr.ndev); + } if ((pd->uctx) && (!rdma_is_multicast_addr((struct in6_addr *)attr->grh.dgid.raw)) && (!rdma_link_local_addr((struct in6_addr *)attr->grh.dgid.raw))) { status = rdma_addr_find_dmac_by_grh(&sgid, &attr->grh.dgid, - attr->dmac, &attr->vlan_id); + attr->dmac, &vlan_tag, + sgid_attr.ndev->ifindex); if (status) { pr_err("%s(): Failed to resolve dmac from gid." "status = %d\n", __func__, status); @@ -154,7 +162,7 @@ struct ib_ah *ocrdma_create_ah(struct ib_pd *ibpd, struct ib_ah_attr *attr) } } - status = set_av_attr(dev, ah, attr, &sgid, pd->id, &isvlan); + status = set_av_attr(dev, ah, attr, &sgid, pd->id, &isvlan, vlan_tag); if (status) goto av_conf_err; diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c index aab391a15db4..30f67bebffa3 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c @@ -47,6 +47,7 @@ #include <rdma/ib_verbs.h> #include <rdma/ib_user_verbs.h> +#include <rdma/ib_cache.h> #include "ocrdma.h" #include "ocrdma_hw.h" @@ -678,11 +679,33 @@ static void ocrdma_dispatch_ibevent(struct ocrdma_dev *dev, int dev_event = 0; int type = (cqe->valid_ae_event & OCRDMA_AE_MCQE_EVENT_TYPE_MASK) >> OCRDMA_AE_MCQE_EVENT_TYPE_SHIFT; + u16 qpid = cqe->qpvalid_qpid & OCRDMA_AE_MCQE_QPID_MASK; + u16 cqid = cqe->cqvalid_cqid & OCRDMA_AE_MCQE_CQID_MASK; - if (cqe->qpvalid_qpid & OCRDMA_AE_MCQE_QPVALID) - qp = dev->qp_tbl[cqe->qpvalid_qpid & OCRDMA_AE_MCQE_QPID_MASK]; - if (cqe->cqvalid_cqid & OCRDMA_AE_MCQE_CQVALID) - cq = dev->cq_tbl[cqe->cqvalid_cqid & OCRDMA_AE_MCQE_CQID_MASK]; + /* + * Some FW version returns wrong qp or cq ids in CQEs. + * Checking whether the IDs are valid + */ + + if (cqe->qpvalid_qpid & OCRDMA_AE_MCQE_QPVALID) { + if (qpid < dev->attr.max_qp) + qp = dev->qp_tbl[qpid]; + if (qp == NULL) { + pr_err("ocrdma%d:Async event - qpid %u is not valid\n", + dev->id, qpid); + return; + } + } + + if (cqe->cqvalid_cqid & OCRDMA_AE_MCQE_CQVALID) { + if (cqid < dev->attr.max_cq) + cq = dev->cq_tbl[cqid]; + if (cq == NULL) { + pr_err("ocrdma%d:Async event - cqid %u is not valid\n", + dev->id, cqid); + return; + } + } memset(&ib_evt, 0, sizeof(ib_evt)); @@ -2448,6 +2471,7 @@ static int ocrdma_set_av_params(struct ocrdma_qp *qp, int status; struct ib_ah_attr *ah_attr = &attrs->ah_attr; union ib_gid sgid, zgid; + struct ib_gid_attr sgid_attr; u32 vlan_id = 0xFFFF; u8 mac_addr[6]; struct ocrdma_dev *dev = get_ocrdma_dev(qp->ibqp.device); @@ -2466,10 +2490,14 @@ static int ocrdma_set_av_params(struct ocrdma_qp *qp, cmd->flags |= OCRDMA_QP_PARA_FLOW_LBL_VALID; memcpy(&cmd->params.dgid[0], &ah_attr->grh.dgid.raw[0], sizeof(cmd->params.dgid)); - status = ocrdma_query_gid(&dev->ibdev, 1, - ah_attr->grh.sgid_index, &sgid); - if (status) - return status; + + status = ib_get_cached_gid(&dev->ibdev, 1, ah_attr->grh.sgid_index, + &sgid, &sgid_attr); + if (!status && sgid_attr.ndev) { + vlan_id = rdma_vlan_dev_vlan_id(sgid_attr.ndev); + memcpy(mac_addr, sgid_attr.ndev->dev_addr, ETH_ALEN); + dev_put(sgid_attr.ndev); + } memset(&zgid, 0, sizeof(zgid)); if (!memcmp(&sgid, &zgid, sizeof(zgid))) @@ -2486,17 +2514,15 @@ static int ocrdma_set_av_params(struct ocrdma_qp *qp, ocrdma_cpu_to_le32(&cmd->params.dgid[0], sizeof(cmd->params.dgid)); ocrdma_cpu_to_le32(&cmd->params.sgid[0], sizeof(cmd->params.sgid)); cmd->params.vlan_dmac_b4_to_b5 = mac_addr[4] | (mac_addr[5] << 8); - if (attr_mask & IB_QP_VID) { - vlan_id = attrs->vlan_id; - } else if (dev->pfc_state) { - vlan_id = 0; - pr_err("ocrdma%d:Using VLAN with PFC is recommended\n", - dev->id); - pr_err("ocrdma%d:Using VLAN 0 for this connection\n", - dev->id); - } if (vlan_id < 0x1000) { + if (dev->pfc_state) { + vlan_id = 0; + pr_err("ocrdma%d:Using VLAN with PFC is recommended\n", + dev->id); + pr_err("ocrdma%d:Using VLAN 0 for this connection\n", + dev->id); + } cmd->params.vlan_dmac_b4_to_b5 |= vlan_id << OCRDMA_QP_PARAMS_VLAN_SHIFT; cmd->flags |= OCRDMA_QP_PARA_VLAN_EN_VALID; diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_main.c b/drivers/infiniband/hw/ocrdma/ocrdma_main.c index 87aa55df7c82..62b7009daa6c 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_main.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_main.c @@ -63,8 +63,6 @@ MODULE_DESCRIPTION(OCRDMA_ROCE_DRV_DESC " " OCRDMA_ROCE_DRV_VERSION); MODULE_AUTHOR("Emulex Corporation"); MODULE_LICENSE("Dual BSD/GPL"); -static LIST_HEAD(ocrdma_dev_list); -static DEFINE_SPINLOCK(ocrdma_devlist_lock); static DEFINE_IDR(ocrdma_dev_id); void ocrdma_get_guid(struct ocrdma_dev *dev, u8 *guid) @@ -182,8 +180,7 @@ static int ocrdma_register_device(struct ocrdma_dev *dev) dev->ibdev.reg_user_mr = ocrdma_reg_user_mr; dev->ibdev.alloc_mr = ocrdma_alloc_mr; - dev->ibdev.alloc_fast_reg_page_list = ocrdma_alloc_frmr_page_list; - dev->ibdev.free_fast_reg_page_list = ocrdma_free_frmr_page_list; + dev->ibdev.map_mr_sg = ocrdma_map_mr_sg; /* mandatory to support user space verbs consumer. */ dev->ibdev.alloc_ucontext = ocrdma_alloc_ucontext; @@ -325,9 +322,6 @@ static struct ocrdma_dev *ocrdma_add(struct be_dev_info *dev_info) for (i = 0; i < ARRAY_SIZE(ocrdma_attributes); i++) if (device_create_file(&dev->ibdev.dev, ocrdma_attributes[i])) goto sysfs_err; - spin_lock(&ocrdma_devlist_lock); - list_add_tail_rcu(&dev->entry, &ocrdma_dev_list); - spin_unlock(&ocrdma_devlist_lock); /* Init stats */ ocrdma_add_port_stats(dev); /* Interrupt Moderation */ @@ -356,9 +350,8 @@ idr_err: return NULL; } -static void ocrdma_remove_free(struct rcu_head *rcu) +static void ocrdma_remove_free(struct ocrdma_dev *dev) { - struct ocrdma_dev *dev = container_of(rcu, struct ocrdma_dev, rcu); idr_remove(&ocrdma_dev_id, dev->id); kfree(dev->mbx_cmd); @@ -375,15 +368,9 @@ static void ocrdma_remove(struct ocrdma_dev *dev) ib_unregister_device(&dev->ibdev); ocrdma_rem_port_stats(dev); - - spin_lock(&ocrdma_devlist_lock); - list_del_rcu(&dev->entry); - spin_unlock(&ocrdma_devlist_lock); - ocrdma_free_resources(dev); ocrdma_cleanup_hw(dev); - - call_rcu(&dev->rcu, ocrdma_remove_free); + ocrdma_remove_free(dev); } static int ocrdma_open(struct ocrdma_dev *dev) diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_stats.c b/drivers/infiniband/hw/ocrdma/ocrdma_stats.c index 69334e214571..86c303a620c1 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_stats.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_stats.c @@ -855,9 +855,9 @@ void ocrdma_rem_port_stats(struct ocrdma_dev *dev) { if (!dev->dir) return; + debugfs_remove(dev->dir); mutex_destroy(&dev->stats_lock); ocrdma_release_stats_mem(dev); - debugfs_remove(dev->dir); } void ocrdma_init_debugfs(void) diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c index 1f3affb6a477..583001bcfb8f 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c @@ -73,7 +73,7 @@ int ocrdma_query_gid(struct ib_device *ibdev, u8 port, if (index >= OCRDMA_MAX_SGID) return -EINVAL; - ret = ib_get_cached_gid(ibdev, port, index, sgid); + ret = ib_get_cached_gid(ibdev, port, index, sgid, NULL); if (ret == -EAGAIN) { memcpy(sgid, &zgid, sizeof(*sgid)); return 0; @@ -1013,6 +1013,7 @@ int ocrdma_dereg_mr(struct ib_mr *ib_mr) (void) ocrdma_mbx_dealloc_lkey(dev, mr->hwmr.fr_mr, mr->hwmr.lkey); + kfree(mr->pages); ocrdma_free_mr_pbl_tbl(dev, &mr->hwmr); /* it could be user registered memory. */ @@ -1997,13 +1998,13 @@ static void ocrdma_build_ud_hdr(struct ocrdma_qp *qp, { struct ocrdma_ewqe_ud_hdr *ud_hdr = (struct ocrdma_ewqe_ud_hdr *)(hdr + 1); - struct ocrdma_ah *ah = get_ocrdma_ah(wr->wr.ud.ah); + struct ocrdma_ah *ah = get_ocrdma_ah(ud_wr(wr)->ah); - ud_hdr->rsvd_dest_qpn = wr->wr.ud.remote_qpn; + ud_hdr->rsvd_dest_qpn = ud_wr(wr)->remote_qpn; if (qp->qp_type == IB_QPT_GSI) ud_hdr->qkey = qp->qkey; else - ud_hdr->qkey = wr->wr.ud.remote_qkey; + ud_hdr->qkey = ud_wr(wr)->remote_qkey; ud_hdr->rsvd_ahid = ah->id; if (ah->av->valid & OCRDMA_AV_VLAN_VALID) hdr->cw |= (OCRDMA_FLAG_AH_VLAN_PR << OCRDMA_WQE_FLAGS_SHIFT); @@ -2106,9 +2107,9 @@ static int ocrdma_build_write(struct ocrdma_qp *qp, struct ocrdma_hdr_wqe *hdr, status = ocrdma_build_inline_sges(qp, hdr, sge, wr, wqe_size); if (status) return status; - ext_rw->addr_lo = wr->wr.rdma.remote_addr; - ext_rw->addr_hi = upper_32_bits(wr->wr.rdma.remote_addr); - ext_rw->lrkey = wr->wr.rdma.rkey; + ext_rw->addr_lo = rdma_wr(wr)->remote_addr; + ext_rw->addr_hi = upper_32_bits(rdma_wr(wr)->remote_addr); + ext_rw->lrkey = rdma_wr(wr)->rkey; ext_rw->len = hdr->total_len; return 0; } @@ -2126,46 +2127,12 @@ static void ocrdma_build_read(struct ocrdma_qp *qp, struct ocrdma_hdr_wqe *hdr, hdr->cw |= (OCRDMA_READ << OCRDMA_WQE_OPCODE_SHIFT); hdr->cw |= (OCRDMA_TYPE_LKEY << OCRDMA_WQE_TYPE_SHIFT); - ext_rw->addr_lo = wr->wr.rdma.remote_addr; - ext_rw->addr_hi = upper_32_bits(wr->wr.rdma.remote_addr); - ext_rw->lrkey = wr->wr.rdma.rkey; + ext_rw->addr_lo = rdma_wr(wr)->remote_addr; + ext_rw->addr_hi = upper_32_bits(rdma_wr(wr)->remote_addr); + ext_rw->lrkey = rdma_wr(wr)->rkey; ext_rw->len = hdr->total_len; } -static void build_frmr_pbes(struct ib_send_wr *wr, struct ocrdma_pbl *pbl_tbl, - struct ocrdma_hw_mr *hwmr) -{ - int i; - u64 buf_addr = 0; - int num_pbes; - struct ocrdma_pbe *pbe; - - pbe = (struct ocrdma_pbe *)pbl_tbl->va; - num_pbes = 0; - - /* go through the OS phy regions & fill hw pbe entries into pbls. */ - for (i = 0; i < wr->wr.fast_reg.page_list_len; i++) { - /* number of pbes can be more for one OS buf, when - * buffers are of different sizes. - * split the ib_buf to one or more pbes. - */ - buf_addr = wr->wr.fast_reg.page_list->page_list[i]; - pbe->pa_lo = cpu_to_le32((u32) (buf_addr & PAGE_MASK)); - pbe->pa_hi = cpu_to_le32((u32) upper_32_bits(buf_addr)); - num_pbes += 1; - pbe++; - - /* if the pbl is full storing the pbes, - * move to next pbl. - */ - if (num_pbes == (hwmr->pbl_size/sizeof(u64))) { - pbl_tbl++; - pbe = (struct ocrdma_pbe *)pbl_tbl->va; - } - } - return; -} - static int get_encoded_page_size(int pg_sz) { /* Max size is 256M 4096 << 16 */ @@ -2176,48 +2143,59 @@ static int get_encoded_page_size(int pg_sz) return i; } - -static int ocrdma_build_fr(struct ocrdma_qp *qp, struct ocrdma_hdr_wqe *hdr, - struct ib_send_wr *wr) +static int ocrdma_build_reg(struct ocrdma_qp *qp, + struct ocrdma_hdr_wqe *hdr, + struct ib_reg_wr *wr) { u64 fbo; struct ocrdma_ewqe_fr *fast_reg = (struct ocrdma_ewqe_fr *)(hdr + 1); - struct ocrdma_mr *mr; - struct ocrdma_dev *dev = get_ocrdma_dev(qp->ibqp.device); + struct ocrdma_mr *mr = get_ocrdma_mr(wr->mr); + struct ocrdma_pbl *pbl_tbl = mr->hwmr.pbl_table; + struct ocrdma_pbe *pbe; u32 wqe_size = sizeof(*fast_reg) + sizeof(*hdr); + int num_pbes = 0, i; wqe_size = roundup(wqe_size, OCRDMA_WQE_ALIGN_BYTES); - if (wr->wr.fast_reg.page_list_len > dev->attr.max_pages_per_frmr) - return -EINVAL; - hdr->cw |= (OCRDMA_FR_MR << OCRDMA_WQE_OPCODE_SHIFT); hdr->cw |= ((wqe_size / OCRDMA_WQE_STRIDE) << OCRDMA_WQE_SIZE_SHIFT); - if (wr->wr.fast_reg.page_list_len == 0) - BUG(); - if (wr->wr.fast_reg.access_flags & IB_ACCESS_LOCAL_WRITE) + if (wr->access & IB_ACCESS_LOCAL_WRITE) hdr->rsvd_lkey_flags |= OCRDMA_LKEY_FLAG_LOCAL_WR; - if (wr->wr.fast_reg.access_flags & IB_ACCESS_REMOTE_WRITE) + if (wr->access & IB_ACCESS_REMOTE_WRITE) hdr->rsvd_lkey_flags |= OCRDMA_LKEY_FLAG_REMOTE_WR; - if (wr->wr.fast_reg.access_flags & IB_ACCESS_REMOTE_READ) + if (wr->access & IB_ACCESS_REMOTE_READ) hdr->rsvd_lkey_flags |= OCRDMA_LKEY_FLAG_REMOTE_RD; - hdr->lkey = wr->wr.fast_reg.rkey; - hdr->total_len = wr->wr.fast_reg.length; + hdr->lkey = wr->key; + hdr->total_len = mr->ibmr.length; - fbo = wr->wr.fast_reg.iova_start - - (wr->wr.fast_reg.page_list->page_list[0] & PAGE_MASK); + fbo = mr->ibmr.iova - mr->pages[0]; - fast_reg->va_hi = upper_32_bits(wr->wr.fast_reg.iova_start); - fast_reg->va_lo = (u32) (wr->wr.fast_reg.iova_start & 0xffffffff); + fast_reg->va_hi = upper_32_bits(mr->ibmr.iova); + fast_reg->va_lo = (u32) (mr->ibmr.iova & 0xffffffff); fast_reg->fbo_hi = upper_32_bits(fbo); fast_reg->fbo_lo = (u32) fbo & 0xffffffff; - fast_reg->num_sges = wr->wr.fast_reg.page_list_len; - fast_reg->size_sge = - get_encoded_page_size(1 << wr->wr.fast_reg.page_shift); - mr = (struct ocrdma_mr *) (unsigned long) - dev->stag_arr[(hdr->lkey >> 8) & (OCRDMA_MAX_STAG - 1)]; - build_frmr_pbes(wr, mr->hwmr.pbl_table, &mr->hwmr); + fast_reg->num_sges = mr->npages; + fast_reg->size_sge = get_encoded_page_size(mr->ibmr.page_size); + + pbe = pbl_tbl->va; + for (i = 0; i < mr->npages; i++) { + u64 buf_addr = mr->pages[i]; + + pbe->pa_lo = cpu_to_le32((u32) (buf_addr & PAGE_MASK)); + pbe->pa_hi = cpu_to_le32((u32) upper_32_bits(buf_addr)); + num_pbes += 1; + pbe++; + + /* if the pbl is full storing the pbes, + * move to next pbl. + */ + if (num_pbes == (mr->hwmr.pbl_size/sizeof(u64))) { + pbl_tbl++; + pbe = (struct ocrdma_pbe *)pbl_tbl->va; + } + } + return 0; } @@ -2300,8 +2278,8 @@ int ocrdma_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, OCRDMA_WQE_STRIDE) << OCRDMA_WQE_SIZE_SHIFT; hdr->lkey = wr->ex.invalidate_rkey; break; - case IB_WR_FAST_REG_MR: - status = ocrdma_build_fr(qp, hdr, wr); + case IB_WR_REG_MR: + status = ocrdma_build_reg(qp, hdr, reg_wr(wr)); break; default: status = -EINVAL; @@ -2567,7 +2545,7 @@ static void ocrdma_update_wc(struct ocrdma_qp *qp, struct ib_wc *ibwc, ibwc->opcode = IB_WC_SEND; break; case OCRDMA_FR_MR: - ibwc->opcode = IB_WC_FAST_REG_MR; + ibwc->opcode = IB_WC_REG_MR; break; case OCRDMA_LKEY_INV: ibwc->opcode = IB_WC_LOCAL_INV; @@ -2933,16 +2911,11 @@ expand_cqe: } stop_cqe: cq->getp = cur_getp; - if (cq->deferred_arm) { - ocrdma_ring_cq_db(dev, cq->id, true, cq->deferred_sol, - polled_hw_cqes); + if (cq->deferred_arm || polled_hw_cqes) { + ocrdma_ring_cq_db(dev, cq->id, cq->deferred_arm, + cq->deferred_sol, polled_hw_cqes); cq->deferred_arm = false; cq->deferred_sol = false; - } else { - /* We need to pop the CQE. No need to arm */ - ocrdma_ring_cq_db(dev, cq->id, false, cq->deferred_sol, - polled_hw_cqes); - cq->deferred_sol = false; } return i; @@ -3058,6 +3031,12 @@ struct ib_mr *ocrdma_alloc_mr(struct ib_pd *ibpd, if (!mr) return ERR_PTR(-ENOMEM); + mr->pages = kcalloc(max_num_sg, sizeof(u64), GFP_KERNEL); + if (!mr->pages) { + status = -ENOMEM; + goto pl_err; + } + status = ocrdma_get_pbl_info(dev, mr, max_num_sg); if (status) goto pbl_err; @@ -3081,30 +3060,12 @@ struct ib_mr *ocrdma_alloc_mr(struct ib_pd *ibpd, mbx_err: ocrdma_free_mr_pbl_tbl(dev, &mr->hwmr); pbl_err: + kfree(mr->pages); +pl_err: kfree(mr); return ERR_PTR(-ENOMEM); } -struct ib_fast_reg_page_list *ocrdma_alloc_frmr_page_list(struct ib_device - *ibdev, - int page_list_len) -{ - struct ib_fast_reg_page_list *frmr_list; - int size; - - size = sizeof(*frmr_list) + (page_list_len * sizeof(u64)); - frmr_list = kzalloc(size, GFP_KERNEL); - if (!frmr_list) - return ERR_PTR(-ENOMEM); - frmr_list->page_list = (u64 *)(frmr_list + 1); - return frmr_list; -} - -void ocrdma_free_frmr_page_list(struct ib_fast_reg_page_list *page_list) -{ - kfree(page_list); -} - #define MAX_KERNEL_PBE_SIZE 65536 static inline int count_kernel_pbes(struct ib_phys_buf *buf_list, int buf_cnt, u32 *pbe_size) @@ -3267,3 +3228,26 @@ pbl_err: kfree(mr); return ERR_PTR(status); } + +static int ocrdma_set_page(struct ib_mr *ibmr, u64 addr) +{ + struct ocrdma_mr *mr = get_ocrdma_mr(ibmr); + + if (unlikely(mr->npages == mr->hwmr.num_pbes)) + return -ENOMEM; + + mr->pages[mr->npages++] = addr; + + return 0; +} + +int ocrdma_map_mr_sg(struct ib_mr *ibmr, + struct scatterlist *sg, + int sg_nents) +{ + struct ocrdma_mr *mr = get_ocrdma_mr(ibmr); + + mr->npages = 0; + + return ib_sg_to_pages(ibmr, sg, sg_nents, ocrdma_set_page); +} diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.h b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.h index 308c16857a5d..a2f3b4dc20b0 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.h +++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.h @@ -125,9 +125,8 @@ struct ib_mr *ocrdma_reg_user_mr(struct ib_pd *, u64 start, u64 length, struct ib_mr *ocrdma_alloc_mr(struct ib_pd *pd, enum ib_mr_type mr_type, u32 max_num_sg); -struct ib_fast_reg_page_list *ocrdma_alloc_frmr_page_list(struct ib_device - *ibdev, - int page_list_len); -void ocrdma_free_frmr_page_list(struct ib_fast_reg_page_list *page_list); +int ocrdma_map_mr_sg(struct ib_mr *ibmr, + struct scatterlist *sg, + int sg_nents); #endif /* __OCRDMA_VERBS_H__ */ |