diff options
Diffstat (limited to 'drivers/infiniband/hw/ocrdma')
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_ah.c | 37 | ||||
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_ah.h | 6 | ||||
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_hw.c | 23 | ||||
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_hw.h | 6 | ||||
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_main.c | 25 | ||||
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_verbs.c | 128 | ||||
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_verbs.h | 24 |
7 files changed, 111 insertions, 138 deletions
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_ah.c b/drivers/infiniband/hw/ocrdma/ocrdma_ah.c index a7295322efbc..8d3e36d548aa 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_ah.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_ah.c @@ -83,7 +83,6 @@ static inline int set_av_attr(struct ocrdma_dev *dev, struct ocrdma_ah *ah, struct iphdr ipv4; const struct ib_global_route *ib_grh; union { - struct sockaddr _sockaddr; struct sockaddr_in _sockaddr_in; struct sockaddr_in6 _sockaddr_in6; } sgid_addr, dgid_addr; @@ -133,9 +132,9 @@ static inline int set_av_attr(struct ocrdma_dev *dev, struct ocrdma_ah *ah, ipv4.tot_len = htons(0); ipv4.ttl = ib_grh->hop_limit; ipv4.protocol = nxthdr; - rdma_gid2ip(&sgid_addr._sockaddr, sgid); + rdma_gid2ip((struct sockaddr *)&sgid_addr, sgid); ipv4.saddr = sgid_addr._sockaddr_in.sin_addr.s_addr; - rdma_gid2ip(&dgid_addr._sockaddr, &ib_grh->dgid); + rdma_gid2ip((struct sockaddr*)&dgid_addr, &ib_grh->dgid); ipv4.daddr = dgid_addr._sockaddr_in.sin_addr.s_addr; memcpy((u8 *)ah->av + eth_sz, &ipv4, sizeof(struct iphdr)); } else { @@ -156,37 +155,34 @@ static inline int set_av_attr(struct ocrdma_dev *dev, struct ocrdma_ah *ah, return status; } -struct ib_ah *ocrdma_create_ah(struct ib_pd *ibpd, struct rdma_ah_attr *attr, - u32 flags, struct ib_udata *udata) +int ocrdma_create_ah(struct ib_ah *ibah, struct rdma_ah_attr *attr, u32 flags, + struct ib_udata *udata) { u32 *ahid_addr; int status; - struct ocrdma_ah *ah; + struct ocrdma_ah *ah = get_ocrdma_ah(ibah); bool isvlan = false; u16 vlan_tag = 0xffff; const struct ib_gid_attr *sgid_attr; - struct ocrdma_pd *pd = get_ocrdma_pd(ibpd); - struct ocrdma_dev *dev = get_ocrdma_dev(ibpd->device); + struct ocrdma_pd *pd = get_ocrdma_pd(ibah->pd); + struct ocrdma_dev *dev = get_ocrdma_dev(ibah->device); if ((attr->type != RDMA_AH_ATTR_TYPE_ROCE) || !(rdma_ah_get_ah_flags(attr) & IB_AH_GRH)) - return ERR_PTR(-EINVAL); + return -EINVAL; if (atomic_cmpxchg(&dev->update_sl, 1, 0)) ocrdma_init_service_level(dev); - ah = kzalloc(sizeof(*ah), GFP_ATOMIC); - if (!ah) - return ERR_PTR(-ENOMEM); + sgid_attr = attr->grh.sgid_attr; + status = rdma_read_gid_l2_fields(sgid_attr, &vlan_tag, NULL); + if (status) + return status; status = ocrdma_alloc_av(dev, ah); if (status) goto av_err; - sgid_attr = attr->grh.sgid_attr; - if (is_vlan_dev(sgid_attr->ndev)) - vlan_tag = vlan_dev_vlan_id(sgid_attr->ndev); - /* Get network header type for this GID */ ah->hdr_type = rdma_gid_attr_network_type(sgid_attr); @@ -210,23 +206,20 @@ struct ib_ah *ocrdma_create_ah(struct ib_pd *ibpd, struct rdma_ah_attr *attr, OCRDMA_AH_VLAN_VALID_SHIFT); } - return &ah->ibah; + return 0; av_conf_err: ocrdma_free_av(dev, ah); av_err: - kfree(ah); - return ERR_PTR(status); + return status; } -int ocrdma_destroy_ah(struct ib_ah *ibah, u32 flags) +void ocrdma_destroy_ah(struct ib_ah *ibah, u32 flags) { struct ocrdma_ah *ah = get_ocrdma_ah(ibah); struct ocrdma_dev *dev = get_ocrdma_dev(ibah->device); ocrdma_free_av(dev, ah); - kfree(ah); - return 0; } int ocrdma_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *attr) diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_ah.h b/drivers/infiniband/hw/ocrdma/ocrdma_ah.h index eb996e14b520..64cb82c08664 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_ah.h +++ b/drivers/infiniband/hw/ocrdma/ocrdma_ah.h @@ -51,9 +51,9 @@ enum { OCRDMA_AH_L3_TYPE_SHIFT = 0x1D /* 29 bits */ }; -struct ib_ah *ocrdma_create_ah(struct ib_pd *pd, struct rdma_ah_attr *ah_attr, - u32 flags, struct ib_udata *udata); -int ocrdma_destroy_ah(struct ib_ah *ah, u32 flags); +int ocrdma_create_ah(struct ib_ah *ah, struct rdma_ah_attr *ah_attr, u32 flags, + struct ib_udata *udata); +void ocrdma_destroy_ah(struct ib_ah *ah, u32 flags); int ocrdma_query_ah(struct ib_ah *ah, struct rdma_ah_attr *ah_attr); int ocrdma_process_mad(struct ib_device *, diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c index 097e5ab2a19f..5127e2ea4bdd 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c @@ -2496,10 +2496,9 @@ static int ocrdma_set_av_params(struct ocrdma_qp *qp, int status; struct rdma_ah_attr *ah_attr = &attrs->ah_attr; const struct ib_gid_attr *sgid_attr; - u32 vlan_id = 0xFFFF; + u16 vlan_id = 0xFFFF; u8 mac_addr[6], hdr_type; union { - struct sockaddr _sockaddr; struct sockaddr_in _sockaddr_in; struct sockaddr_in6 _sockaddr_in6; } sgid_addr, dgid_addr; @@ -2526,8 +2525,9 @@ static int ocrdma_set_av_params(struct ocrdma_qp *qp, sizeof(cmd->params.dgid)); sgid_attr = ah_attr->grh.sgid_attr; - vlan_id = rdma_vlan_dev_vlan_id(sgid_attr->ndev); - memcpy(mac_addr, sgid_attr->ndev->dev_addr, ETH_ALEN); + status = rdma_read_gid_l2_fields(sgid_attr, &vlan_id, &mac_addr[0]); + if (status) + return status; qp->sgid_idx = grh->sgid_index; memcpy(&cmd->params.sgid[0], &sgid_attr->gid.raw[0], @@ -2541,8 +2541,8 @@ static int ocrdma_set_av_params(struct ocrdma_qp *qp, hdr_type = rdma_gid_attr_network_type(sgid_attr); if (hdr_type == RDMA_NETWORK_IPV4) { - rdma_gid2ip(&sgid_addr._sockaddr, &sgid_attr->gid); - rdma_gid2ip(&dgid_addr._sockaddr, &grh->dgid); + rdma_gid2ip((struct sockaddr *)&sgid_addr, &sgid_attr->gid); + rdma_gid2ip((struct sockaddr *)&dgid_addr, &grh->dgid); memcpy(&cmd->params.dgid[0], &dgid_addr._sockaddr_in.sin_addr.s_addr, 4); memcpy(&cmd->params.sgid[0], @@ -2863,21 +2863,19 @@ int ocrdma_mbx_query_srq(struct ocrdma_srq *srq, struct ib_srq_attr *srq_attr) return status; } -int ocrdma_mbx_destroy_srq(struct ocrdma_dev *dev, struct ocrdma_srq *srq) +void ocrdma_mbx_destroy_srq(struct ocrdma_dev *dev, struct ocrdma_srq *srq) { - int status = -ENOMEM; struct ocrdma_destroy_srq *cmd; struct pci_dev *pdev = dev->nic_info.pdev; cmd = ocrdma_init_emb_mqe(OCRDMA_CMD_DELETE_SRQ, sizeof(*cmd)); if (!cmd) - return status; + return; cmd->id = srq->id; - status = ocrdma_mbx_cmd(dev, (struct ocrdma_mqe *)cmd); + ocrdma_mbx_cmd(dev, (struct ocrdma_mqe *)cmd); if (srq->rq.va) dma_free_coherent(&pdev->dev, srq->rq.len, srq->rq.va, srq->rq.pa); kfree(cmd); - return status; } static int ocrdma_mbx_get_dcbx_config(struct ocrdma_dev *dev, u32 ptype, @@ -3067,13 +3065,12 @@ int ocrdma_alloc_av(struct ocrdma_dev *dev, struct ocrdma_ah *ah) return status; } -int ocrdma_free_av(struct ocrdma_dev *dev, struct ocrdma_ah *ah) +void ocrdma_free_av(struct ocrdma_dev *dev, struct ocrdma_ah *ah) { unsigned long flags; spin_lock_irqsave(&dev->av_tbl.lock, flags); ah->av->valid = 0; spin_unlock_irqrestore(&dev->av_tbl.lock, flags); - return 0; } static int ocrdma_create_eqs(struct ocrdma_dev *dev) diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_hw.h b/drivers/infiniband/hw/ocrdma/ocrdma_hw.h index ebc1f442aec3..06ec59326a90 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_hw.h +++ b/drivers/infiniband/hw/ocrdma/ocrdma_hw.h @@ -137,10 +137,10 @@ int ocrdma_mbx_create_srq(struct ocrdma_dev *, struct ocrdma_srq *, struct ocrdma_pd *); int ocrdma_mbx_modify_srq(struct ocrdma_srq *, struct ib_srq_attr *); int ocrdma_mbx_query_srq(struct ocrdma_srq *, struct ib_srq_attr *); -int ocrdma_mbx_destroy_srq(struct ocrdma_dev *, struct ocrdma_srq *); +void ocrdma_mbx_destroy_srq(struct ocrdma_dev *dev, struct ocrdma_srq *srq); -int ocrdma_alloc_av(struct ocrdma_dev *, struct ocrdma_ah *); -int ocrdma_free_av(struct ocrdma_dev *, struct ocrdma_ah *); +int ocrdma_alloc_av(struct ocrdma_dev *dev, struct ocrdma_ah *ah); +void ocrdma_free_av(struct ocrdma_dev *dev, struct ocrdma_ah *ah); int ocrdma_qp_state_change(struct ocrdma_qp *, enum ib_qp_state new_state, enum ib_qp_state *old_ib_state); diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_main.c b/drivers/infiniband/hw/ocrdma/ocrdma_main.c index b9e10d55a58e..fc6c0962dea9 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_main.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_main.c @@ -62,8 +62,6 @@ MODULE_DESCRIPTION(OCRDMA_ROCE_DRV_DESC " " OCRDMA_ROCE_DRV_VERSION); MODULE_AUTHOR("Emulex Corporation"); MODULE_LICENSE("Dual BSD/GPL"); -static DEFINE_IDR(ocrdma_dev_id); - void ocrdma_get_guid(struct ocrdma_dev *dev, u8 *guid) { u8 mac_addr[6]; @@ -161,7 +159,6 @@ static const struct ib_device_ops ocrdma_dev_ops = { .get_dev_fw_str = get_dev_fw_str, .get_dma_mr = ocrdma_get_dma_mr, .get_link_layer = ocrdma_link_layer, - .get_netdev = ocrdma_get_netdev, .get_port_immutable = ocrdma_port_immutable, .map_mr_sg = ocrdma_map_mr_sg, .mmap = ocrdma_mmap, @@ -179,6 +176,8 @@ static const struct ib_device_ops ocrdma_dev_ops = { .reg_user_mr = ocrdma_reg_user_mr, .req_notify_cq = ocrdma_arm_cq, .resize_cq = ocrdma_resize_cq, + + INIT_RDMA_OBJ_SIZE(ib_ah, ocrdma_ah, ibah), INIT_RDMA_OBJ_SIZE(ib_pd, ocrdma_pd, ibpd), INIT_RDMA_OBJ_SIZE(ib_ucontext, ocrdma_ucontext, ibucontext), }; @@ -189,10 +188,14 @@ static const struct ib_device_ops ocrdma_dev_srq_ops = { .modify_srq = ocrdma_modify_srq, .post_srq_recv = ocrdma_post_srq_recv, .query_srq = ocrdma_query_srq, + + INIT_RDMA_OBJ_SIZE(ib_srq, ocrdma_srq, ibsrq), }; static int ocrdma_register_device(struct ocrdma_dev *dev) { + int ret; + ocrdma_get_guid(dev, (u8 *)&dev->ibdev.node_guid); BUILD_BUG_ON(sizeof(OCRDMA_NODE_DESC) > IB_DEVICE_NODE_DESC_MAX); memcpy(dev->ibdev.node_desc, OCRDMA_NODE_DESC, @@ -247,6 +250,10 @@ static int ocrdma_register_device(struct ocrdma_dev *dev) } rdma_set_device_sysfs_group(&dev->ibdev, &ocrdma_attr_group); dev->ibdev.driver_id = RDMA_DRIVER_OCRDMA; + ret = ib_device_set_netdev(&dev->ibdev, dev->nic_info.netdev, 1); + if (ret) + return ret; + return ib_register_device(&dev->ibdev, "ocrdma%d"); } @@ -304,15 +311,13 @@ static struct ocrdma_dev *ocrdma_add(struct be_dev_info *dev_info) pr_err("Unable to allocate ib device\n"); return NULL; } + dev->mbx_cmd = kzalloc(sizeof(struct ocrdma_mqe_emb_cmd), GFP_KERNEL); if (!dev->mbx_cmd) - goto idr_err; + goto init_err; memcpy(&dev->nic_info, dev_info, sizeof(*dev_info)); - dev->id = idr_alloc(&ocrdma_dev_id, NULL, 0, 0, GFP_KERNEL); - if (dev->id < 0) - goto idr_err; - + dev->id = PCI_FUNC(dev->nic_info.pdev->devfn); status = ocrdma_init_hw(dev); if (status) goto init_err; @@ -349,8 +354,6 @@ alloc_err: ocrdma_free_resources(dev); ocrdma_cleanup_hw(dev); init_err: - idr_remove(&ocrdma_dev_id, dev->id); -idr_err: kfree(dev->mbx_cmd); ib_dealloc_device(&dev->ibdev); pr_err("%s() leaving. ret=%d\n", __func__, status); @@ -360,7 +363,6 @@ idr_err: static void ocrdma_remove_free(struct ocrdma_dev *dev) { - idr_remove(&ocrdma_dev_id, dev->id); kfree(dev->mbx_cmd); ib_dealloc_device(&dev->ibdev); } @@ -465,7 +467,6 @@ static void __exit ocrdma_exit_module(void) { be_roce_unregister_driver(&ocrdma_drv); ocrdma_rem_debugfs(); - idr_destroy(&ocrdma_dev_id); } module_init(ocrdma_init_module); diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c index b4e1777c2c97..35ec87015792 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c @@ -47,6 +47,7 @@ #include <rdma/ib_umem.h> #include <rdma/ib_addr.h> #include <rdma/ib_cache.h> +#include <rdma/uverbs_ioctl.h> #include "ocrdma.h" #include "ocrdma_hw.h" @@ -112,24 +113,6 @@ int ocrdma_query_device(struct ib_device *ibdev, struct ib_device_attr *attr, return 0; } -struct net_device *ocrdma_get_netdev(struct ib_device *ibdev, u8 port_num) -{ - struct ocrdma_dev *dev; - struct net_device *ndev = NULL; - - rcu_read_lock(); - - dev = get_ocrdma_dev(ibdev); - if (dev) - ndev = dev->nic_info.netdev; - if (ndev) - dev_hold(ndev); - - rcu_read_unlock(); - - return ndev; -} - static inline void get_link_speed_and_width(struct ocrdma_dev *dev, u8 *ib_speed, u8 *ib_width) { @@ -367,6 +350,16 @@ static int ocrdma_get_pd_num(struct ocrdma_dev *dev, struct ocrdma_pd *pd) return status; } +/* + * NOTE: + * + * ocrdma_ucontext must be used here because this function is also + * called from ocrdma_alloc_ucontext where ib_udata does not have + * valid ib_ucontext pointer. ib_uverbs_get_context does not call + * uobj_{alloc|get_xxx} helpers which are used to store the + * ib_ucontext in uverbs_attr_bundle wrapping the ib_udata. so + * ib_udata does NOT imply valid ib_ucontext here! + */ static int _ocrdma_alloc_pd(struct ocrdma_dev *dev, struct ocrdma_pd *pd, struct ocrdma_ucontext *uctx, struct ib_udata *udata) @@ -593,7 +586,6 @@ int ocrdma_mmap(struct ib_ucontext *context, struct vm_area_struct *vma) } static int ocrdma_copy_pd_uresp(struct ocrdma_dev *dev, struct ocrdma_pd *pd, - struct ib_ucontext *ib_ctx, struct ib_udata *udata) { int status; @@ -601,7 +593,8 @@ static int ocrdma_copy_pd_uresp(struct ocrdma_dev *dev, struct ocrdma_pd *pd, u64 dpp_page_addr = 0; u32 db_page_size; struct ocrdma_alloc_pd_uresp rsp; - struct ocrdma_ucontext *uctx = get_ocrdma_ucontext(ib_ctx); + struct ocrdma_ucontext *uctx = rdma_udata_to_drv_context( + udata, struct ocrdma_ucontext, ibucontext); memset(&rsp, 0, sizeof(rsp)); rsp.id = pd->id; @@ -639,18 +632,17 @@ dpp_map_err: return status; } -int ocrdma_alloc_pd(struct ib_pd *ibpd, struct ib_ucontext *context, - struct ib_udata *udata) +int ocrdma_alloc_pd(struct ib_pd *ibpd, struct ib_udata *udata) { struct ib_device *ibdev = ibpd->device; struct ocrdma_dev *dev = get_ocrdma_dev(ibdev); struct ocrdma_pd *pd; - struct ocrdma_ucontext *uctx = NULL; int status; u8 is_uctx_pd = false; + struct ocrdma_ucontext *uctx = rdma_udata_to_drv_context( + udata, struct ocrdma_ucontext, ibucontext); - if (udata && context) { - uctx = get_ocrdma_ucontext(context); + if (udata) { pd = ocrdma_get_ucontext_pd(uctx); if (pd) { is_uctx_pd = true; @@ -664,8 +656,8 @@ int ocrdma_alloc_pd(struct ib_pd *ibpd, struct ib_ucontext *context, goto exit; pd_mapping: - if (udata && context) { - status = ocrdma_copy_pd_uresp(dev, pd, context, udata); + if (udata) { + status = ocrdma_copy_pd_uresp(dev, pd, udata); if (status) goto err; } @@ -680,7 +672,7 @@ exit: return status; } -void ocrdma_dealloc_pd(struct ib_pd *ibpd) +void ocrdma_dealloc_pd(struct ib_pd *ibpd, struct ib_udata *udata) { struct ocrdma_pd *pd = get_ocrdma_pd(ibpd); struct ocrdma_dev *dev = get_ocrdma_dev(ibpd->device); @@ -922,7 +914,7 @@ umem_err: return ERR_PTR(status); } -int ocrdma_dereg_mr(struct ib_mr *ib_mr) +int ocrdma_dereg_mr(struct ib_mr *ib_mr, struct ib_udata *udata) { struct ocrdma_mr *mr = get_ocrdma_mr(ib_mr); struct ocrdma_dev *dev = get_ocrdma_dev(ib_mr->device); @@ -946,13 +938,17 @@ int ocrdma_dereg_mr(struct ib_mr *ib_mr) } static int ocrdma_copy_cq_uresp(struct ocrdma_dev *dev, struct ocrdma_cq *cq, - struct ib_udata *udata, - struct ib_ucontext *ib_ctx) + struct ib_udata *udata) { int status; - struct ocrdma_ucontext *uctx = get_ocrdma_ucontext(ib_ctx); + struct ocrdma_ucontext *uctx = rdma_udata_to_drv_context( + udata, struct ocrdma_ucontext, ibucontext); struct ocrdma_create_cq_uresp uresp; + /* this must be user flow! */ + if (!udata) + return -EINVAL; + memset(&uresp, 0, sizeof(uresp)); uresp.cq_id = cq->id; uresp.page_size = PAGE_ALIGN(cq->len); @@ -983,13 +979,13 @@ err: struct ib_cq *ocrdma_create_cq(struct ib_device *ibdev, const struct ib_cq_init_attr *attr, - struct ib_ucontext *ib_ctx, struct ib_udata *udata) { int entries = attr->cqe; struct ocrdma_cq *cq; struct ocrdma_dev *dev = get_ocrdma_dev(ibdev); - struct ocrdma_ucontext *uctx = NULL; + struct ocrdma_ucontext *uctx = rdma_udata_to_drv_context( + udata, struct ocrdma_ucontext, ibucontext); u16 pd_id = 0; int status; struct ocrdma_create_cq_ureq ureq; @@ -1011,18 +1007,16 @@ struct ib_cq *ocrdma_create_cq(struct ib_device *ibdev, INIT_LIST_HEAD(&cq->sq_head); INIT_LIST_HEAD(&cq->rq_head); - if (ib_ctx) { - uctx = get_ocrdma_ucontext(ib_ctx); + if (udata) pd_id = uctx->cntxt_pd->id; - } status = ocrdma_mbx_create_cq(dev, cq, entries, ureq.dpp_cq, pd_id); if (status) { kfree(cq); return ERR_PTR(status); } - if (ib_ctx) { - status = ocrdma_copy_cq_uresp(dev, cq, udata, ib_ctx); + if (udata) { + status = ocrdma_copy_cq_uresp(dev, cq, udata); if (status) goto ctx_err; } @@ -1076,7 +1070,7 @@ static void ocrdma_flush_cq(struct ocrdma_cq *cq) spin_unlock_irqrestore(&cq->cq_lock, flags); } -int ocrdma_destroy_cq(struct ib_cq *ibcq) +int ocrdma_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata) { struct ocrdma_cq *cq = get_ocrdma_cq(ibcq); struct ocrdma_eq *eq = NULL; @@ -1697,7 +1691,7 @@ void ocrdma_del_flush_qp(struct ocrdma_qp *qp) spin_unlock_irqrestore(&dev->flush_q_lock, flags); } -int ocrdma_destroy_qp(struct ib_qp *ibqp) +int ocrdma_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata) { struct ocrdma_pd *pd; struct ocrdma_qp *qp; @@ -1793,45 +1787,43 @@ static int ocrdma_copy_srq_uresp(struct ocrdma_dev *dev, struct ocrdma_srq *srq, return status; } -struct ib_srq *ocrdma_create_srq(struct ib_pd *ibpd, - struct ib_srq_init_attr *init_attr, - struct ib_udata *udata) +int ocrdma_create_srq(struct ib_srq *ibsrq, struct ib_srq_init_attr *init_attr, + struct ib_udata *udata) { - int status = -ENOMEM; - struct ocrdma_pd *pd = get_ocrdma_pd(ibpd); - struct ocrdma_dev *dev = get_ocrdma_dev(ibpd->device); - struct ocrdma_srq *srq; + int status; + struct ocrdma_pd *pd = get_ocrdma_pd(ibsrq->pd); + struct ocrdma_dev *dev = get_ocrdma_dev(ibsrq->device); + struct ocrdma_srq *srq = get_ocrdma_srq(ibsrq); if (init_attr->attr.max_sge > dev->attr.max_recv_sge) - return ERR_PTR(-EINVAL); + return -EINVAL; if (init_attr->attr.max_wr > dev->attr.max_rqe) - return ERR_PTR(-EINVAL); - - srq = kzalloc(sizeof(*srq), GFP_KERNEL); - if (!srq) - return ERR_PTR(status); + return -EINVAL; spin_lock_init(&srq->q_lock); srq->pd = pd; srq->db = dev->nic_info.db + (pd->id * dev->nic_info.db_page_size); status = ocrdma_mbx_create_srq(dev, srq, init_attr, pd); if (status) - goto err; + return status; - if (udata == NULL) { - status = -ENOMEM; + if (!udata) { srq->rqe_wr_id_tbl = kcalloc(srq->rq.max_cnt, sizeof(u64), GFP_KERNEL); - if (srq->rqe_wr_id_tbl == NULL) + if (!srq->rqe_wr_id_tbl) { + status = -ENOMEM; goto arm_err; + } srq->bit_fields_len = (srq->rq.max_cnt / 32) + (srq->rq.max_cnt % 32 ? 1 : 0); srq->idx_bit_fields = kmalloc_array(srq->bit_fields_len, sizeof(u32), GFP_KERNEL); - if (srq->idx_bit_fields == NULL) + if (!srq->idx_bit_fields) { + status = -ENOMEM; goto arm_err; + } memset(srq->idx_bit_fields, 0xff, srq->bit_fields_len * sizeof(u32)); } @@ -1848,15 +1840,13 @@ struct ib_srq *ocrdma_create_srq(struct ib_pd *ibpd, goto arm_err; } - return &srq->ibsrq; + return 0; arm_err: ocrdma_mbx_destroy_srq(dev, srq); -err: kfree(srq->rqe_wr_id_tbl); kfree(srq->idx_bit_fields); - kfree(srq); - return ERR_PTR(status); + return status; } int ocrdma_modify_srq(struct ib_srq *ibsrq, @@ -1885,15 +1875,14 @@ int ocrdma_query_srq(struct ib_srq *ibsrq, struct ib_srq_attr *srq_attr) return status; } -int ocrdma_destroy_srq(struct ib_srq *ibsrq) +void ocrdma_destroy_srq(struct ib_srq *ibsrq, struct ib_udata *udata) { - int status; struct ocrdma_srq *srq; struct ocrdma_dev *dev = get_ocrdma_dev(ibsrq->device); srq = get_ocrdma_srq(ibsrq); - status = ocrdma_mbx_destroy_srq(dev, srq); + ocrdma_mbx_destroy_srq(dev, srq); if (srq->pd->uctx) ocrdma_del_mmap(srq->pd->uctx, (u64) srq->rq.pa, @@ -1901,8 +1890,6 @@ int ocrdma_destroy_srq(struct ib_srq *ibsrq) kfree(srq->idx_bit_fields); kfree(srq->rqe_wr_id_tbl); - kfree(srq); - return status; } /* unprivileged verbs and their support functions. */ @@ -2931,9 +2918,8 @@ int ocrdma_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags cq_flags) return 0; } -struct ib_mr *ocrdma_alloc_mr(struct ib_pd *ibpd, - enum ib_mr_type mr_type, - u32 max_num_sg) +struct ib_mr *ocrdma_alloc_mr(struct ib_pd *ibpd, enum ib_mr_type mr_type, + u32 max_num_sg, struct ib_udata *udata) { int status; struct ocrdma_mr *mr; diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.h b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.h index 4c04ab40798e..d76aae7ed0d3 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.h +++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.h @@ -61,7 +61,6 @@ enum rdma_protocol_type ocrdma_query_protocol(struct ib_device *device, u8 port_num); void ocrdma_get_guid(struct ocrdma_dev *, u8 *guid); -struct net_device *ocrdma_get_netdev(struct ib_device *device, u8 port_num); int ocrdma_query_pkey(struct ib_device *, u8 port, u16 index, u16 *pkey); int ocrdma_alloc_ucontext(struct ib_ucontext *uctx, struct ib_udata *udata); @@ -69,16 +68,14 @@ void ocrdma_dealloc_ucontext(struct ib_ucontext *uctx); int ocrdma_mmap(struct ib_ucontext *, struct vm_area_struct *vma); -int ocrdma_alloc_pd(struct ib_pd *pd, struct ib_ucontext *uctx, - struct ib_udata *udata); -void ocrdma_dealloc_pd(struct ib_pd *pd); +int ocrdma_alloc_pd(struct ib_pd *pd, struct ib_udata *udata); +void ocrdma_dealloc_pd(struct ib_pd *pd, struct ib_udata *udata); struct ib_cq *ocrdma_create_cq(struct ib_device *ibdev, const struct ib_cq_init_attr *attr, - struct ib_ucontext *ib_ctx, struct ib_udata *udata); int ocrdma_resize_cq(struct ib_cq *, int cqe, struct ib_udata *); -int ocrdma_destroy_cq(struct ib_cq *); +int ocrdma_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata); struct ib_qp *ocrdma_create_qp(struct ib_pd *, struct ib_qp_init_attr *attrs, @@ -90,25 +87,24 @@ int ocrdma_modify_qp(struct ib_qp *, struct ib_qp_attr *attr, int ocrdma_query_qp(struct ib_qp *, struct ib_qp_attr *qp_attr, int qp_attr_mask, struct ib_qp_init_attr *); -int ocrdma_destroy_qp(struct ib_qp *); +int ocrdma_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata); void ocrdma_del_flush_qp(struct ocrdma_qp *qp); -struct ib_srq *ocrdma_create_srq(struct ib_pd *, struct ib_srq_init_attr *, - struct ib_udata *); +int ocrdma_create_srq(struct ib_srq *srq, struct ib_srq_init_attr *attr, + struct ib_udata *udata); int ocrdma_modify_srq(struct ib_srq *, struct ib_srq_attr *, enum ib_srq_attr_mask, struct ib_udata *); int ocrdma_query_srq(struct ib_srq *, struct ib_srq_attr *); -int ocrdma_destroy_srq(struct ib_srq *); +void ocrdma_destroy_srq(struct ib_srq *ibsrq, struct ib_udata *udata); int ocrdma_post_srq_recv(struct ib_srq *, const struct ib_recv_wr *, const struct ib_recv_wr **bad_recv_wr); -int ocrdma_dereg_mr(struct ib_mr *); +int ocrdma_dereg_mr(struct ib_mr *ib_mr, struct ib_udata *udata); struct ib_mr *ocrdma_get_dma_mr(struct ib_pd *, int acc); struct ib_mr *ocrdma_reg_user_mr(struct ib_pd *, u64 start, u64 length, u64 virt, int acc, struct ib_udata *); -struct ib_mr *ocrdma_alloc_mr(struct ib_pd *pd, - enum ib_mr_type mr_type, - u32 max_num_sg); +struct ib_mr *ocrdma_alloc_mr(struct ib_pd *pd, enum ib_mr_type mr_type, + u32 max_num_sg, struct ib_udata *udata); int ocrdma_map_mr_sg(struct ib_mr *ibmr, struct scatterlist *sg, int sg_nents, unsigned int *sg_offset); |
