diff options
Diffstat (limited to 'drivers/infiniband/hw')
52 files changed, 812 insertions, 277 deletions
diff --git a/drivers/infiniband/hw/amso1100/c2_provider.c b/drivers/infiniband/hw/amso1100/c2_provider.c index bdf3507810cb..25c3f0085563 100644 --- a/drivers/infiniband/hw/amso1100/c2_provider.c +++ b/drivers/infiniband/hw/amso1100/c2_provider.c @@ -63,13 +63,16 @@ #include "c2_provider.h" #include "c2_user.h" -static int c2_query_device(struct ib_device *ibdev, - struct ib_device_attr *props) +static int c2_query_device(struct ib_device *ibdev, struct ib_device_attr *props, + struct ib_udata *uhw) { struct c2_dev *c2dev = to_c2dev(ibdev); pr_debug("%s:%u\n", __func__, __LINE__); + if (uhw->inlen || uhw->outlen) + return -EINVAL; + *props = c2dev->props; return 0; } @@ -286,13 +289,18 @@ static int c2_destroy_qp(struct ib_qp *ib_qp) return 0; } -static struct ib_cq *c2_create_cq(struct ib_device *ibdev, int entries, int vector, +static struct ib_cq *c2_create_cq(struct ib_device *ibdev, + const struct ib_cq_init_attr *attr, struct ib_ucontext *context, struct ib_udata *udata) { + int entries = attr->cqe; struct c2_cq *cq; int err; + if (attr->flags) + return ERR_PTR(-EINVAL); + cq = kmalloc(sizeof(*cq), GFP_KERNEL); if (!cq) { pr_debug("%s: Unable to allocate CQ\n", __func__); @@ -582,9 +590,13 @@ static int c2_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) static int c2_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, - struct ib_wc *in_wc, - struct ib_grh *in_grh, - struct ib_mad *in_mad, struct ib_mad *out_mad) + const struct ib_wc *in_wc, + const struct ib_grh *in_grh, + const struct ib_mad_hdr *in_mad, + size_t in_mad_size, + struct ib_mad_hdr *out_mad, + size_t *out_mad_size, + u16 *out_mad_pkey_index) { pr_debug("%s:%u\n", __func__, __LINE__); return -ENOSYS; @@ -757,6 +769,23 @@ static struct net_device *c2_pseudo_netdev_init(struct c2_dev *c2dev) return netdev; } +static int c2_port_immutable(struct ib_device *ibdev, u8 port_num, + struct ib_port_immutable *immutable) +{ + struct ib_port_attr attr; + int err; + + err = c2_query_port(ibdev, port_num, &attr); + if (err) + return err; + + immutable->pkey_tbl_len = attr.pkey_tbl_len; + immutable->gid_tbl_len = attr.gid_tbl_len; + immutable->core_cap_flags = RDMA_CORE_PORT_IWARP; + + return 0; +} + int c2_register_device(struct c2_dev *dev) { int ret = -ENOMEM; @@ -820,6 +849,7 @@ int c2_register_device(struct c2_dev *dev) dev->ibdev.reg_phys_mr = c2_reg_phys_mr; dev->ibdev.reg_user_mr = c2_reg_user_mr; dev->ibdev.dereg_mr = c2_dereg_mr; + dev->ibdev.get_port_immutable = c2_port_immutable; dev->ibdev.alloc_fmr = NULL; dev->ibdev.unmap_fmr = NULL; diff --git a/drivers/infiniband/hw/cxgb3/iwch_provider.c b/drivers/infiniband/hw/cxgb3/iwch_provider.c index 811b24a539c0..b1b73232f217 100644 --- a/drivers/infiniband/hw/cxgb3/iwch_provider.c +++ b/drivers/infiniband/hw/cxgb3/iwch_provider.c @@ -85,9 +85,13 @@ static int iwch_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) static int iwch_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, - struct ib_wc *in_wc, - struct ib_grh *in_grh, - struct ib_mad *in_mad, struct ib_mad *out_mad) + const struct ib_wc *in_wc, + const struct ib_grh *in_grh, + const struct ib_mad_hdr *in_mad, + size_t in_mad_size, + struct ib_mad_hdr *out_mad, + size_t *out_mad_size, + u16 *out_mad_pkey_index) { return -ENOSYS; } @@ -138,10 +142,12 @@ static int iwch_destroy_cq(struct ib_cq *ib_cq) return 0; } -static struct ib_cq *iwch_create_cq(struct ib_device *ibdev, int entries, int vector, - struct ib_ucontext *ib_context, - struct ib_udata *udata) +static struct ib_cq *iwch_create_cq(struct ib_device *ibdev, + const struct ib_cq_init_attr *attr, + struct ib_ucontext *ib_context, + struct ib_udata *udata) { + int entries = attr->cqe; struct iwch_dev *rhp; struct iwch_cq *chp; struct iwch_create_cq_resp uresp; @@ -151,6 +157,9 @@ static struct ib_cq *iwch_create_cq(struct ib_device *ibdev, int entries, int ve size_t resplen; PDBG("%s ib_dev %p entries %d\n", __func__, ibdev, entries); + if (attr->flags) + return ERR_PTR(-EINVAL); + rhp = to_iwch_dev(ibdev); chp = kzalloc(sizeof(*chp), GFP_KERNEL); if (!chp) @@ -1145,13 +1154,17 @@ static u64 fw_vers_string_to_u64(struct iwch_dev *iwch_dev) (fw_mic & 0xffff); } -static int iwch_query_device(struct ib_device *ibdev, - struct ib_device_attr *props) +static int iwch_query_device(struct ib_device *ibdev, struct ib_device_attr *props, + struct ib_udata *uhw) { struct iwch_dev *dev; + PDBG("%s ibdev %p\n", __func__, ibdev); + if (uhw->inlen || uhw->outlen) + return -EINVAL; + dev = to_iwch_dev(ibdev); memset(props, 0, sizeof *props); memcpy(&props->sys_image_guid, dev->rdev.t3cdev_p->lldev->dev_addr, 6); @@ -1343,6 +1356,23 @@ static struct device_attribute *iwch_class_attributes[] = { &dev_attr_board_id, }; +static int iwch_port_immutable(struct ib_device *ibdev, u8 port_num, + struct ib_port_immutable *immutable) +{ + struct ib_port_attr attr; + int err; + + err = iwch_query_port(ibdev, port_num, &attr); + if (err) + return err; + + immutable->pkey_tbl_len = attr.pkey_tbl_len; + immutable->gid_tbl_len = attr.gid_tbl_len; + immutable->core_cap_flags = RDMA_CORE_PORT_IWARP; + + return 0; +} + int iwch_register_device(struct iwch_dev *dev) { int ret; @@ -1420,6 +1450,7 @@ int iwch_register_device(struct iwch_dev *dev) dev->ibdev.post_recv = iwch_post_receive; dev->ibdev.get_protocol_stats = iwch_get_mib; dev->ibdev.uverbs_abi_ver = IWCH_UVERBS_ABI_VERSION; + dev->ibdev.get_port_immutable = iwch_port_immutable; dev->ibdev.iwcm = kmalloc(sizeof(struct iw_cm_verbs), GFP_KERNEL); if (!dev->ibdev.iwcm) diff --git a/drivers/infiniband/hw/cxgb4/cq.c b/drivers/infiniband/hw/cxgb4/cq.c index 68ddb3710215..c7aab48f07cd 100644 --- a/drivers/infiniband/hw/cxgb4/cq.c +++ b/drivers/infiniband/hw/cxgb4/cq.c @@ -156,19 +156,17 @@ static int create_cq(struct c4iw_rdev *rdev, struct t4_cq *cq, goto err4; cq->gen = 1; + cq->gts = rdev->lldi.gts_reg; cq->rdev = rdev; - if (user) { - u32 off = (cq->cqid << rdev->cqshift) & PAGE_MASK; - cq->ugts = (u64)rdev->bar2_pa + off; - } else if (is_t4(rdev->lldi.adapter_type)) { - cq->gts = rdev->lldi.gts_reg; - cq->qid_mask = -1U; - } else { - u32 off = ((cq->cqid << rdev->cqshift) & PAGE_MASK) + 12; - - cq->gts = rdev->bar2_kva + off; - cq->qid_mask = rdev->qpmask; + cq->bar2_va = c4iw_bar2_addrs(rdev, cq->cqid, T4_BAR2_QTYPE_INGRESS, + &cq->bar2_qid, + user ? &cq->bar2_pa : NULL); + if (user && !cq->bar2_va) { + pr_warn(MOD "%s: cqid %u not in BAR2 range.\n", + pci_name(rdev->lldi.pdev), cq->cqid); + ret = -EINVAL; + goto err4; } return 0; err4: @@ -866,10 +864,13 @@ int c4iw_destroy_cq(struct ib_cq *ib_cq) return 0; } -struct ib_cq *c4iw_create_cq(struct ib_device *ibdev, int entries, - int vector, struct ib_ucontext *ib_context, +struct ib_cq *c4iw_create_cq(struct ib_device *ibdev, + const struct ib_cq_init_attr *attr, + struct ib_ucontext *ib_context, struct ib_udata *udata) { + int entries = attr->cqe; + int vector = attr->comp_vector; struct c4iw_dev *rhp; struct c4iw_cq *chp; struct c4iw_create_cq_resp uresp; @@ -879,6 +880,8 @@ struct ib_cq *c4iw_create_cq(struct ib_device *ibdev, int entries, struct c4iw_mm_entry *mm, *mm2; PDBG("%s ib_dev %p entries %d\n", __func__, ibdev, entries); + if (attr->flags) + return ERR_PTR(-EINVAL); rhp = to_c4iw_dev(ibdev); @@ -971,7 +974,7 @@ struct ib_cq *c4iw_create_cq(struct ib_device *ibdev, int entries, insert_mmap(ucontext, mm); mm2->key = uresp.gts_key; - mm2->addr = chp->cq.ugts; + mm2->addr = chp->cq.bar2_pa; mm2->len = PAGE_SIZE; insert_mmap(ucontext, mm2); } diff --git a/drivers/infiniband/hw/cxgb4/device.c b/drivers/infiniband/hw/cxgb4/device.c index 7e895d714b19..1a297391b54c 100644 --- a/drivers/infiniband/hw/cxgb4/device.c +++ b/drivers/infiniband/hw/cxgb4/device.c @@ -795,13 +795,7 @@ static int c4iw_rdev_open(struct c4iw_rdev *rdev) goto err1; } - /* - * qpshift is the number of bits to shift the qpid left in order - * to get the correct address of the doorbell for that qp. - */ - rdev->qpshift = PAGE_SHIFT - ilog2(rdev->lldi.udb_density); rdev->qpmask = rdev->lldi.udb_density - 1; - rdev->cqshift = PAGE_SHIFT - ilog2(rdev->lldi.ucq_density); rdev->cqmask = rdev->lldi.ucq_density - 1; PDBG("%s dev %s stag start 0x%0x size 0x%0x num stags %d " "pbl start 0x%0x size 0x%0x rq start 0x%0x size 0x%0x " @@ -815,14 +809,12 @@ static int c4iw_rdev_open(struct c4iw_rdev *rdev) rdev->lldi.vr->qp.size, rdev->lldi.vr->cq.start, rdev->lldi.vr->cq.size); - PDBG("udb len 0x%x udb base %p db_reg %p gts_reg %p qpshift %lu " - "qpmask 0x%x cqshift %lu cqmask 0x%x\n", + PDBG("udb len 0x%x udb base %p db_reg %p gts_reg %p " + "qpmask 0x%x cqmask 0x%x\n", (unsigned)pci_resource_len(rdev->lldi.pdev, 2), (void *)pci_resource_start(rdev->lldi.pdev, 2), - rdev->lldi.db_reg, - rdev->lldi.gts_reg, - rdev->qpshift, rdev->qpmask, - rdev->cqshift, rdev->cqmask); + rdev->lldi.db_reg, rdev->lldi.gts_reg, + rdev->qpmask, rdev->cqmask); if (c4iw_num_stags(rdev) == 0) { err = -EINVAL; diff --git a/drivers/infiniband/hw/cxgb4/iw_cxgb4.h b/drivers/infiniband/hw/cxgb4/iw_cxgb4.h index 97bb5550a6cf..cc77844fada3 100644 --- a/drivers/infiniband/hw/cxgb4/iw_cxgb4.h +++ b/drivers/infiniband/hw/cxgb4/iw_cxgb4.h @@ -165,9 +165,7 @@ struct wr_log_entry { struct c4iw_rdev { struct c4iw_resource resource; - unsigned long qpshift; u32 qpmask; - unsigned long cqshift; u32 cqmask; struct c4iw_dev_ucontext uctx; struct gen_pool *pbl_pool; @@ -992,10 +990,10 @@ int c4iw_reregister_phys_mem(struct ib_mr *mr, int acc, u64 *iova_start); int c4iw_dereg_mr(struct ib_mr *ib_mr); int c4iw_destroy_cq(struct ib_cq *ib_cq); -struct ib_cq *c4iw_create_cq(struct ib_device *ibdev, int entries, - int vector, - struct ib_ucontext *ib_context, - struct ib_udata *udata); +struct ib_cq *c4iw_create_cq(struct ib_device *ibdev, + const struct ib_cq_init_attr *attr, + struct ib_ucontext *ib_context, + struct ib_udata *udata); int c4iw_resize_cq(struct ib_cq *cq, int cqe, struct ib_udata *udata); int c4iw_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags flags); int c4iw_destroy_qp(struct ib_qp *ib_qp); @@ -1032,6 +1030,9 @@ void c4iw_ev_dispatch(struct c4iw_dev *dev, struct t4_cqe *err_cqe); extern struct cxgb4_client t4c_client; extern c4iw_handler_func c4iw_handlers[NUM_CPL_CMDS]; +void __iomem *c4iw_bar2_addrs(struct c4iw_rdev *rdev, unsigned int qid, + enum cxgb4_bar2_qtype qtype, + unsigned int *pbar2_qid, u64 *pbar2_pa); extern void c4iw_log_wr_stats(struct t4_wq *wq, struct t4_cqe *cqe); extern int c4iw_wr_log; extern int db_fc_threshold; diff --git a/drivers/infiniband/hw/cxgb4/provider.c b/drivers/infiniband/hw/cxgb4/provider.c index 66bd6a2ad83b..62c816af46e4 100644 --- a/drivers/infiniband/hw/cxgb4/provider.c +++ b/drivers/infiniband/hw/cxgb4/provider.c @@ -80,9 +80,13 @@ static int c4iw_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) } static int c4iw_process_mad(struct ib_device *ibdev, int mad_flags, - u8 port_num, struct ib_wc *in_wc, - struct ib_grh *in_grh, struct ib_mad *in_mad, - struct ib_mad *out_mad) + u8 port_num, const struct ib_wc *in_wc, + const struct ib_grh *in_grh, + const struct ib_mad_hdr *in_mad, + size_t in_mad_size, + struct ib_mad_hdr *out_mad, + size_t *out_mad_size, + u16 *out_mad_pkey_index) { return -ENOSYS; } @@ -301,13 +305,17 @@ static int c4iw_query_gid(struct ib_device *ibdev, u8 port, int index, return 0; } -static int c4iw_query_device(struct ib_device *ibdev, - struct ib_device_attr *props) +static int c4iw_query_device(struct ib_device *ibdev, struct ib_device_attr *props, + struct ib_udata *uhw) { struct c4iw_dev *dev; + PDBG("%s ibdev %p\n", __func__, ibdev); + if (uhw->inlen || uhw->outlen) + return -EINVAL; + dev = to_c4iw_dev(ibdev); memset(props, 0, sizeof *props); memcpy(&props->sys_image_guid, dev->rdev.lldi.ports[0]->dev_addr, 6); @@ -465,6 +473,23 @@ static struct device_attribute *c4iw_class_attributes[] = { &dev_attr_board_id, }; +static int c4iw_port_immutable(struct ib_device *ibdev, u8 port_num, + struct ib_port_immutable *immutable) +{ + struct ib_port_attr attr; + int err; + + err = c4iw_query_port(ibdev, port_num, &attr); + if (err) + return err; + + immutable->pkey_tbl_len = attr.pkey_tbl_len; + immutable->gid_tbl_len = attr.gid_tbl_len; + immutable->core_cap_flags = RDMA_CORE_PORT_IWARP; + + return 0; +} + int c4iw_register_device(struct c4iw_dev *dev) { int ret; @@ -542,6 +567,7 @@ int c4iw_register_device(struct c4iw_dev *dev) dev->ibdev.post_recv = c4iw_post_receive; dev->ibdev.get_protocol_stats = c4iw_get_mib; dev->ibdev.uverbs_abi_ver = C4IW_UVERBS_ABI_VERSION; + dev->ibdev.get_port_immutable = c4iw_port_immutable; dev->ibdev.iwcm = kmalloc(sizeof(struct iw_cm_verbs), GFP_KERNEL); if (!dev->ibdev.iwcm) diff --git a/drivers/infiniband/hw/cxgb4/qp.c b/drivers/infiniband/hw/cxgb4/qp.c index 389ced335bc5..6517e1208ccb 100644 --- a/drivers/infiniband/hw/cxgb4/qp.c +++ b/drivers/infiniband/hw/cxgb4/qp.c @@ -165,6 +165,29 @@ static int destroy_qp(struct c4iw_rdev *rdev, struct t4_wq *wq, return 0; } +/* + * Determine the BAR2 virtual address and qid. If pbar2_pa is not NULL, + * then this is a user mapping so compute the page-aligned physical address + * for mapping. + */ +void __iomem *c4iw_bar2_addrs(struct c4iw_rdev *rdev, unsigned int qid, + enum cxgb4_bar2_qtype qtype, + unsigned int *pbar2_qid, u64 *pbar2_pa) +{ + u64 bar2_qoffset; + int ret; + + ret = cxgb4_bar2_sge_qregs(rdev->lldi.ports[0], qid, qtype, + pbar2_pa ? 1 : 0, + &bar2_qoffset, pbar2_qid); + if (ret) + return NULL; + + if (pbar2_pa) + *pbar2_pa = (rdev->bar2_pa + bar2_qoffset) & PAGE_MASK; + return rdev->bar2_kva + bar2_qoffset; +} + static int create_qp(struct c4iw_rdev *rdev, struct t4_wq *wq, struct t4_cq *rcq, struct t4_cq *scq, struct c4iw_dev_ucontext *uctx) @@ -236,25 +259,23 @@ static int create_qp(struct c4iw_rdev *rdev, struct t4_wq *wq, dma_unmap_addr_set(&wq->rq, mapping, wq->rq.dma_addr); wq->db = rdev->lldi.db_reg; - wq->gts = rdev->lldi.gts_reg; - if (user || is_t5(rdev->lldi.adapter_type)) { - u32 off; - off = (wq->sq.qid << rdev->qpshift) & PAGE_MASK; - if (user) { - wq->sq.udb = (u64 __iomem *)(rdev->bar2_pa + off); - } else { - off += 128 * (wq->sq.qid & rdev->qpmask) + 8; - wq->sq.udb = (u64 __iomem *)(rdev->bar2_kva + off); - } - off = (wq->rq.qid << rdev->qpshift) & PAGE_MASK; - if (user) { - wq->rq.udb = (u64 __iomem *)(rdev->bar2_pa + off); - } else { - off += 128 * (wq->rq.qid & rdev->qpmask) + 8; - wq->rq.udb = (u64 __iomem *)(rdev->bar2_kva + off); - } + wq->sq.bar2_va = c4iw_bar2_addrs(rdev, wq->sq.qid, T4_BAR2_QTYPE_EGRESS, + &wq->sq.bar2_qid, + user ? &wq->sq.bar2_pa : NULL); + wq->rq.bar2_va = c4iw_bar2_addrs(rdev, wq->rq.qid, T4_BAR2_QTYPE_EGRESS, + &wq->rq.bar2_qid, + user ? &wq->rq.bar2_pa : NULL); + + /* + * User mode must have bar2 access. + */ + if (user && (!wq->sq.bar2_va || !wq->rq.bar2_va)) { + pr_warn(MOD "%s: sqid %u or rqid %u not in BAR2 range.\n", + pci_name(rdev->lldi.pdev), wq->sq.qid, wq->rq.qid); + goto free_dma; } + wq->rdev = rdev; wq->rq.msn = 1; @@ -336,10 +357,9 @@ static int create_qp(struct c4iw_rdev *rdev, struct t4_wq *wq, if (ret) goto free_dma; - PDBG("%s sqid 0x%x rqid 0x%x kdb 0x%p squdb 0x%lx rqudb 0x%lx\n", + PDBG("%s sqid 0x%x rqid 0x%x kdb 0x%p sq_bar2_addr %p rq_bar2_addr %p\n", __func__, wq->sq.qid, wq->rq.qid, wq->db, - (__force unsigned long) wq->sq.udb, - (__force unsigned long) wq->rq.udb); + wq->sq.bar2_va, wq->rq.bar2_va); return 0; free_dma: @@ -1766,11 +1786,11 @@ struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs, mm2->len = PAGE_ALIGN(qhp->wq.rq.memsize); insert_mmap(ucontext, mm2); mm3->key = uresp.sq_db_gts_key; - mm3->addr = (__force unsigned long)qhp->wq.sq.udb; + mm3->addr = (__force unsigned long)qhp->wq.sq.bar2_pa; mm3->len = PAGE_SIZE; insert_mmap(ucontext, mm3); mm4->key = uresp.rq_db_gts_key; - mm4->addr = (__force unsigned long)qhp->wq.rq.udb; + mm4->addr = (__force unsigned long)qhp->wq.rq.bar2_pa; mm4->len = PAGE_SIZE; insert_mmap(ucontext, mm4); if (mm5) { diff --git a/drivers/infiniband/hw/cxgb4/t4.h b/drivers/infiniband/hw/cxgb4/t4.h index 7f2a6c244d25..274a7ab13bef 100644 --- a/drivers/infiniband/hw/cxgb4/t4.h +++ b/drivers/infiniband/hw/cxgb4/t4.h @@ -33,6 +33,7 @@ #include "t4_hw.h" #include "t4_regs.h" +#include "t4_values.h" #include "t4_msg.h" #include "t4fw_ri_api.h" @@ -290,8 +291,10 @@ struct t4_sq { unsigned long phys_addr; struct t4_swsqe *sw_sq; struct t4_swsqe *oldest_read; - u64 __iomem *udb; + void __iomem *bar2_va; + u64 bar2_pa; size_t memsize; + u32 bar2_qid; u32 qid; u16 in_use; u16 size; @@ -314,8 +317,10 @@ struct t4_rq { dma_addr_t dma_addr; DEFINE_DMA_UNMAP_ADDR(mapping); struct t4_swrqe *sw_rq; - u64 __iomem *udb; + void __iomem *bar2_va; + u64 bar2_pa; size_t memsize; + u32 bar2_qid; u32 qid; u32 msn; u32 rqt_hwaddr; @@ -332,7 +337,6 @@ struct t4_wq { struct t4_sq sq; struct t4_rq rq; void __iomem *db; - void __iomem *gts; struct c4iw_rdev *rdev; int flushed; }; @@ -457,15 +461,18 @@ static inline void t4_ring_sq_db(struct t4_wq *wq, u16 inc, u8 t5, /* Flush host queue memory writes. */ wmb(); - if (t5) { - if (inc == 1 && wqe) { + if (wq->sq.bar2_va) { + if (inc == 1 && wq->sq.bar2_qid == 0 && wqe) { PDBG("%s: WC wq->sq.pidx = %d\n", __func__, wq->sq.pidx); - pio_copy(wq->sq.udb + 7, (void *)wqe); + pio_copy((u64 __iomem *) + (wq->sq.bar2_va + SGE_UDB_WCDOORBELL), + (u64 *)wqe); } else { PDBG("%s: DB wq->sq.pidx = %d\n", __func__, wq->sq.pidx); - writel(PIDX_T5_V(inc), wq->sq.udb); + writel(PIDX_T5_V(inc) | QID_V(wq->sq.bar2_qid), + wq->sq.bar2_va + SGE_UDB_KDOORBELL); } /* Flush user doorbell area writes. */ @@ -481,15 +488,18 @@ static inline void t4_ring_rq_db(struct t4_wq *wq, u16 inc, u8 t5, /* Flush host queue memory writes. */ wmb(); - if (t5) { - if (inc == 1 && wqe) { + if (wq->rq.bar2_va) { + if (inc == 1 && wq->rq.bar2_qid == 0 && wqe) { PDBG("%s: WC wq->rq.pidx = %d\n", __func__, wq->rq.pidx); - pio_copy(wq->rq.udb + 7, (void *)wqe); + pio_copy((u64 __iomem *) + (wq->rq.bar2_va + SGE_UDB_WCDOORBELL), + (void *)wqe); } else { PDBG("%s: DB wq->rq.pidx = %d\n", __func__, wq->rq.pidx); - writel(PIDX_T5_V(inc), wq->rq.udb); + writel(PIDX_T5_V(inc) | QID_V(wq->rq.bar2_qid), + wq->rq.bar2_va + SGE_UDB_KDOORBELL); } /* Flush user doorbell area writes. */ @@ -534,8 +544,10 @@ struct t4_cq { DEFINE_DMA_UNMAP_ADDR(mapping); struct t4_cqe *sw_queue; void __iomem *gts; + void __iomem *bar2_va; + u64 bar2_pa; + u32 bar2_qid; struct c4iw_rdev *rdev; - u64 ugts; size_t memsize; __be64 bits_type_ts; u32 cqid; @@ -552,6 +564,15 @@ struct t4_cq { unsigned long flags; }; +static inline void write_gts(struct t4_cq *cq, u32 val) +{ + if (cq->bar2_va) + writel(val | INGRESSQID_V(cq->bar2_qid), + cq->bar2_va + SGE_UDB_GTS); + else + writel(val | INGRESSQID_V(cq->cqid), cq->gts); +} + static inline int t4_clear_cq_armed(struct t4_cq *cq) { return test_and_clear_bit(CQ_ARMED, &cq->flags); @@ -563,14 +584,12 @@ static inline int t4_arm_cq(struct t4_cq *cq, int se) set_bit(CQ_ARMED, &cq->flags); while (cq->cidx_inc > CIDXINC_M) { - val = SEINTARM_V(0) | CIDXINC_V(CIDXINC_M) | TIMERREG_V(7) | - INGRESSQID_V(cq->cqid & cq->qid_mask); - writel(val, cq->gts); + val = SEINTARM_V(0) | CIDXINC_V(CIDXINC_M) | TIMERREG_V(7); + write_gts(cq, val); cq->cidx_inc -= CIDXINC_M; } - val = SEINTARM_V(se) | CIDXINC_V(cq->cidx_inc) | TIMERREG_V(6) | - INGRESSQID_V(cq->cqid & cq->qid_mask); - writel(val, cq->gts); + val = SEINTARM_V(se) | CIDXINC_V(cq->cidx_inc) | TIMERREG_V(6); + write_gts(cq, val); cq->cidx_inc = 0; return 0; } @@ -601,9 +620,8 @@ static inline void t4_hwcq_consume(struct t4_cq *cq) if (++cq->cidx_inc == (cq->size >> 4) || cq->cidx_inc == CIDXINC_M) { u32 val; - val = SEINTARM_V(0) | CIDXINC_V(cq->cidx_inc) | TIMERREG_V(7) | - INGRESSQID_V(cq->cqid & cq->qid_mask); - writel(val, cq->gts); + val = SEINTARM_V(0) | CIDXINC_V(cq->cidx_inc) | TIMERREG_V(7); + write_gts(cq, val); cq->cidx_inc = 0; } if (++cq->cidx == cq->size) { diff --git a/drivers/infiniband/hw/ehca/ehca_cq.c b/drivers/infiniband/hw/ehca/ehca_cq.c index 8cc837537768..9b68b175069b 100644 --- a/drivers/infiniband/hw/ehca/ehca_cq.c +++ b/drivers/infiniband/hw/ehca/ehca_cq.c @@ -113,10 +113,12 @@ struct ehca_qp *ehca_cq_get_qp(struct ehca_cq *cq, int real_qp_num) return ret; } -struct ib_cq *ehca_create_cq(struct ib_device *device, int cqe, int comp_vector, +struct ib_cq *ehca_create_cq(struct ib_device *device, + const struct ib_cq_init_attr *attr, struct ib_ucontext *context, struct ib_udata *udata) { + int cqe = attr->cqe; static const u32 additional_cqe = 20; struct ib_cq *cq; struct ehca_cq *my_cq; @@ -131,6 +133,9 @@ struct ib_cq *ehca_create_cq(struct ib_device *device, int cqe, int comp_vector, int ipz_rc, i; unsigned long flags; + if (attr->flags) + return ERR_PTR(-EINVAL); + if (cqe >= 0xFFFFFFFF - 64 - additional_cqe) return ERR_PTR(-EINVAL); diff --git a/drivers/infiniband/hw/ehca/ehca_hca.c b/drivers/infiniband/hw/ehca/ehca_hca.c index 9ed4d2588304..e8b1bb65797a 100644 --- a/drivers/infiniband/hw/ehca/ehca_hca.c +++ b/drivers/infiniband/hw/ehca/ehca_hca.c @@ -50,7 +50,8 @@ static unsigned int limit_uint(unsigned int value) return min_t(unsigned int, value, INT_MAX); } -int ehca_query_device(struct ib_device *ibdev, struct ib_device_attr *props) +int ehca_query_device(struct ib_device *ibdev, struct ib_device_attr *props, + struct ib_udata *uhw) { int i, ret = 0; struct ehca_shca *shca = container_of(ibdev, struct ehca_shca, @@ -71,6 +72,9 @@ int ehca_query_device(struct ib_device *ibdev, struct ib_device_attr *props) IB_DEVICE_PORT_ACTIVE_EVENT, HCA_CAP_PORT_ACTIVE_EVENT, }; + if (uhw->inlen || uhw->outlen) + return -EINVAL; + rblock = ehca_alloc_fw_ctrlblock(GFP_KERNEL); if (!rblock) { ehca_err(&shca->ib_device, "Can't allocate rblock memory."); diff --git a/drivers/infiniband/hw/ehca/ehca_iverbs.h b/drivers/infiniband/hw/ehca/ehca_iverbs.h index 22f79afa7fc1..80e6a3d5df3e 100644 --- a/drivers/infiniband/hw/ehca/ehca_iverbs.h +++ b/drivers/infiniband/hw/ehca/ehca_iverbs.h @@ -44,11 +44,15 @@ #include "ehca_classes.h" -int ehca_query_device(struct ib_device *ibdev, struct ib_device_attr *props); +int ehca_query_device(struct ib_device *ibdev, struct ib_device_attr *props, + struct ib_udata *uhw); int ehca_query_port(struct ib_device *ibdev, u8 port, struct ib_port_attr *props); +enum rdma_protocol_type +ehca_query_protocol(struct ib_device *device, u8 port_num); + int ehca_query_sma_attr(struct ehca_shca *shca, u8 port, struct ehca_sma_attr *attr); @@ -126,7 +130,8 @@ int ehca_destroy_eq(struct ehca_shca *shca, struct ehca_eq *eq); void *ehca_poll_eq(struct ehca_shca *shca, struct ehca_eq *eq); -struct ib_cq *ehca_create_cq(struct ib_device *device, int cqe, int comp_vector, +struct ib_cq *ehca_create_cq(struct ib_device *device, + const struct ib_cq_init_attr *attr, struct ib_ucontext *context, struct ib_udata *udata); @@ -188,9 +193,10 @@ int ehca_dealloc_ucontext(struct ib_ucontext *context); int ehca_mmap(struct ib_ucontext *context, struct vm_area_struct *vma); int ehca_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, - struct ib_wc *in_wc, struct ib_grh *in_grh, - struct ib_mad *in_mad, - struct ib_mad *out_mad); + const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const struct ib_mad_hdr *in, size_t in_mad_size, + struct ib_mad_hdr *out, size_t *out_mad_size, + u16 *out_mad_pkey_index); void ehca_poll_eqs(unsigned long data); diff --git a/drivers/infiniband/hw/ehca/ehca_main.c b/drivers/infiniband/hw/ehca/ehca_main.c index cd8d290a09fc..8246418cd4e0 100644 --- a/drivers/infiniband/hw/ehca/ehca_main.c +++ b/drivers/infiniband/hw/ehca/ehca_main.c @@ -46,6 +46,7 @@ #include <linux/notifier.h> #include <linux/memory.h> +#include <rdma/ib_mad.h> #include "ehca_classes.h" #include "ehca_iverbs.h" #include "ehca_mrmw.h" @@ -431,6 +432,24 @@ init_node_guid1: return ret; } +static int ehca_port_immutable(struct ib_device *ibdev, u8 port_num, + struct ib_port_immutable *immutable) +{ + struct ib_port_attr attr; + int err; + + err = ehca_query_port(ibdev, port_num, &attr); + if (err) + return err; + + immutable->pkey_tbl_len = attr.pkey_tbl_len; + immutable->gid_tbl_len = attr.gid_tbl_len; + immutable->core_cap_flags = RDMA_CORE_PORT_IBA_IB; + immutable->max_mad_size = IB_MGMT_MAD_SIZE; + + return 0; +} + static int ehca_init_device(struct ehca_shca *shca) { int ret; @@ -510,6 +529,7 @@ static int ehca_init_device(struct ehca_shca *shca) shca->ib_device.process_mad = ehca_process_mad; shca->ib_device.mmap = ehca_mmap; shca->ib_device.dma_ops = &ehca_dma_mapping_ops; + shca->ib_device.get_port_immutable = ehca_port_immutable; if (EHCA_BMASK_GET(HCA_CAP_SRQ, shca->hca_cap)) { shca->ib_device.uverbs_cmd_mask |= @@ -534,6 +554,7 @@ static int ehca_create_aqp1(struct ehca_shca *shca, u32 port) struct ib_cq *ibcq; struct ib_qp *ibqp; struct ib_qp_init_attr qp_init_attr; + struct ib_cq_init_attr cq_attr = {}; int ret; if (sport->ibcq_aqp1) { @@ -541,7 +562,9 @@ static int ehca_create_aqp1(struct ehca_shca *shca, u32 port) return -EPERM; } - ibcq = ib_create_cq(&shca->ib_device, NULL, NULL, (void *)(-1), 10, 0); + cq_attr.cqe = 10; + ibcq = ib_create_cq(&shca->ib_device, NULL, NULL, (void *)(-1), + &cq_attr); if (IS_ERR(ibcq)) { ehca_err(&shca->ib_device, "Cannot create AQP1 CQ."); return PTR_ERR(ibcq); diff --git a/drivers/infiniband/hw/ehca/ehca_sqp.c b/drivers/infiniband/hw/ehca/ehca_sqp.c index dba8f9f8b996..12b5bc23832b 100644 --- a/drivers/infiniband/hw/ehca/ehca_sqp.c +++ b/drivers/infiniband/hw/ehca/ehca_sqp.c @@ -140,10 +140,10 @@ struct vertcfl { } __attribute__ ((packed)); static int ehca_process_perf(struct ib_device *ibdev, u8 port_num, - struct ib_wc *in_wc, struct ib_grh *in_grh, - struct ib_mad *in_mad, struct ib_mad *out_mad) + const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const struct ib_mad *in_mad, struct ib_mad *out_mad) { - struct ib_perf *in_perf = (struct ib_perf *)in_mad; + const struct ib_perf *in_perf = (const struct ib_perf *)in_mad; struct ib_perf *out_perf = (struct ib_perf *)out_mad; struct ib_class_port_info *poi = (struct ib_class_port_info *)out_perf->data; @@ -187,8 +187,8 @@ static int ehca_process_perf(struct ib_device *ibdev, u8 port_num, /* if request was globally routed, copy route info */ if (in_grh) { - struct vertcfl *vertcfl = - (struct vertcfl *)&in_grh->version_tclass_flow; + const struct vertcfl *vertcfl = + (const struct vertcfl *)&in_grh->version_tclass_flow; memcpy(poi->redirect_gid, in_grh->dgid.raw, sizeof(poi->redirect_gid)); tcslfl->tc = vertcfl->tc; @@ -217,10 +217,17 @@ perf_reply: } int ehca_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, - struct ib_wc *in_wc, struct ib_grh *in_grh, - struct ib_mad *in_mad, struct ib_mad *out_mad) + const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const struct ib_mad_hdr *in, size_t in_mad_size, + struct ib_mad_hdr *out, size_t *out_mad_size, + u16 *out_mad_pkey_index) { int ret; + const struct ib_mad *in_mad = (const struct ib_mad *)in; + struct ib_mad *out_mad = (struct ib_mad *)out; + + BUG_ON(in_mad_size != sizeof(*in_mad) || + *out_mad_size != sizeof(*out_mad)); if (!port_num || port_num > ibdev->phys_port_cnt || !in_wc) return IB_MAD_RESULT_FAILURE; diff --git a/drivers/infiniband/hw/ipath/Kconfig b/drivers/infiniband/hw/ipath/Kconfig index 1d9bb115cbf6..8fe54ff00580 100644 --- a/drivers/infiniband/hw/ipath/Kconfig +++ b/drivers/infiniband/hw/ipath/Kconfig @@ -9,3 +9,6 @@ config INFINIBAND_IPATH as IP-over-InfiniBand as well as with userspace applications (in conjunction with InfiniBand userspace access). For QLogic PCIe QLE based cards, use the QIB driver instead. + + If you have this hardware you will need to boot with PAT disabled + on your x86-64 systems, use the nopat kernel parameter. diff --git a/drivers/infiniband/hw/ipath/ipath_cq.c b/drivers/infiniband/hw/ipath/ipath_cq.c index 0416c6c0e126..e9dd9112e718 100644 --- a/drivers/infiniband/hw/ipath/ipath_cq.c +++ b/drivers/infiniband/hw/ipath/ipath_cq.c @@ -188,7 +188,7 @@ static void send_complete(unsigned long data) /** * ipath_create_cq - create a completion queue * @ibdev: the device this completion queue is attached to - * @entries: the minimum size of the completion queue + * @attr: creation attributes * @context: unused by the InfiniPath driver * @udata: unused by the InfiniPath driver * @@ -197,16 +197,21 @@ static void send_complete(unsigned long data) * * Called by ib_create_cq() in the generic verbs code. */ -struct ib_cq *ipath_create_cq(struct ib_device *ibdev, int entries, int comp_vector, +struct ib_cq *ipath_create_cq(struct ib_device *ibdev, + const struct ib_cq_init_attr *attr, struct ib_ucontext *context, struct ib_udata *udata) { + int entries = attr->cqe; struct ipath_ibdev *dev = to_idev(ibdev); struct ipath_cq *cq; struct ipath_cq_wc *wc; struct ib_cq *ret; u32 sz; + if (attr->flags) + return ERR_PTR(-EINVAL); + if (entries < 1 || entries > ib_ipath_max_cqes) { ret = ERR_PTR(-EINVAL); goto done; diff --git a/drivers/infiniband/hw/ipath/ipath_driver.c b/drivers/infiniband/hw/ipath/ipath_driver.c index bd0caedafe99..2d7e503d13cb 100644 --- a/drivers/infiniband/hw/ipath/ipath_driver.c +++ b/drivers/infiniband/hw/ipath/ipath_driver.c @@ -42,6 +42,9 @@ #include <linux/bitmap.h> #include <linux/slab.h> #include <linux/module.h> +#ifdef CONFIG_X86_64 +#include <asm/pat.h> +#endif #include "ipath_kernel.h" #include "ipath_verbs.h" @@ -395,6 +398,14 @@ static int ipath_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) unsigned long long addr; u32 bar0 = 0, bar1 = 0; +#ifdef CONFIG_X86_64 + if (WARN(pat_enabled(), + "ipath needs PAT disabled, boot with nopat kernel parameter\n")) { + ret = -ENODEV; + goto bail; + } +#endif + dd = ipath_alloc_devdata(pdev); if (IS_ERR(dd)) { ret = PTR_ERR(dd); @@ -542,6 +553,7 @@ static int ipath_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) dd->ipath_kregbase = __ioremap(addr, len, (_PAGE_NO_CACHE|_PAGE_WRITETHRU)); #else + /* XXX: split this properly to enable on PAT */ dd->ipath_kregbase = ioremap_nocache(addr, len); #endif @@ -587,12 +599,8 @@ static int ipath_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) ret = ipath_enable_wc(dd); - if (ret) { - ipath_dev_err(dd, "Write combining not enabled " - "(err %d): performance may be poor\n", - -ret); + if (ret) ret = 0; - } ipath_verify_pioperf(dd); diff --git a/drivers/infiniband/hw/ipath/ipath_kernel.h b/drivers/infiniband/hw/ipath/ipath_kernel.h index e08db7020cd4..f0f947122779 100644 --- a/drivers/infiniband/hw/ipath/ipath_kernel.h +++ b/drivers/infiniband/hw/ipath/ipath_kernel.h @@ -463,9 +463,7 @@ struct ipath_devdata { /* offset in HT config space of slave/primary interface block */ u8 ipath_ht_slave_off; /* for write combining settings */ - unsigned long ipath_wc_cookie; - unsigned long ipath_wc_base; - unsigned long ipath_wc_len; + int wc_cookie; /* ref count for each pkey */ atomic_t ipath_pkeyrefs[4]; /* shadow copy of struct page *'s for exp tid pages */ diff --git a/drivers/infiniband/hw/ipath/ipath_mad.c b/drivers/infiniband/hw/ipath/ipath_mad.c index e890e5ba0e01..948188e37f95 100644 --- a/drivers/infiniband/hw/ipath/ipath_mad.c +++ b/drivers/infiniband/hw/ipath/ipath_mad.c @@ -1257,7 +1257,7 @@ static int recv_pma_set_portcounters_ext(struct ib_pma_mad *pmp, } static int process_subn(struct ib_device *ibdev, int mad_flags, - u8 port_num, struct ib_mad *in_mad, + u8 port_num, const struct ib_mad *in_mad, struct ib_mad *out_mad) { struct ib_smp *smp = (struct ib_smp *)out_mad; @@ -1389,7 +1389,7 @@ bail: } static int process_perf(struct ib_device *ibdev, u8 port_num, - struct ib_mad *in_mad, + const struct ib_mad *in_mad, struct ib_mad *out_mad) { struct ib_pma_mad *pmp = (struct ib_pma_mad *)out_mad; @@ -1490,10 +1490,17 @@ bail: * This is called by the ib_mad module. */ int ipath_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, - struct ib_wc *in_wc, struct ib_grh *in_grh, - struct ib_mad *in_mad, struct ib_mad *out_mad) + const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const struct ib_mad_hdr *in, size_t in_mad_size, + struct ib_mad_hdr *out, size_t *out_mad_size, + u16 *out_mad_pkey_index) { int ret; + const struct ib_mad *in_mad = (const struct ib_mad *)in; + struct ib_mad *out_mad = (struct ib_mad *)out; + + BUG_ON(in_mad_size != sizeof(*in_mad) || + *out_mad_size != sizeof(*out_mad)); switch (in_mad->mad_hdr.mgmt_class) { case IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE: diff --git a/drivers/infiniband/hw/ipath/ipath_verbs.c b/drivers/infiniband/hw/ipath/ipath_verbs.c index 44ea9390417c..48253b839a6f 100644 --- a/drivers/infiniband/hw/ipath/ipath_verbs.c +++ b/drivers/infiniband/hw/ipath/ipath_verbs.c @@ -1495,11 +1495,14 @@ bail: return 0; } -static int ipath_query_device(struct ib_device *ibdev, - struct ib_device_attr *props) +static int ipath_query_device(struct ib_device *ibdev, struct ib_device_attr *props, + struct ib_udata *uhw) { struct ipath_ibdev *dev = to_idev(ibdev); + if (uhw->inlen || uhw->outlen) + return -EINVAL; + memset(props, 0, sizeof(*props)); props->device_cap_flags = IB_DEVICE_BAD_PKEY_CNTR | @@ -1980,6 +1983,24 @@ static int disable_timer(struct ipath_devdata *dd) return 0; } +static int ipath_port_immutable(struct ib_device *ibdev, u8 port_num, + struct ib_port_immutable *immutable) +{ + struct ib_port_attr attr; + int err; + + err = ipath_query_port(ibdev, port_num, &attr); + if (err) + return err; + + immutable->pkey_tbl_len = attr.pkey_tbl_len; + immutable->gid_tbl_len = attr.gid_tbl_len; + immutable->core_cap_flags = RDMA_CORE_PORT_IBA_IB; + immutable->max_mad_size = IB_MGMT_MAD_SIZE; + + return 0; +} + /** * ipath_register_ib_device - register our device with the infiniband core * @dd: the device data structure @@ -2179,6 +2200,7 @@ int ipath_register_ib_device(struct ipath_devdata *dd) dev->process_mad = ipath_process_mad; dev->mmap = ipath_mmap; dev->dma_ops = &ipath_dma_mapping_ops; + dev->get_port_immutable = ipath_port_immutable; snprintf(dev->node_desc, sizeof(dev->node_desc), IPATH_IDSTR " %s", init_utsname()->nodename); diff --git a/drivers/infiniband/hw/ipath/ipath_verbs.h b/drivers/infiniband/hw/ipath/ipath_verbs.h index ae6cff4abffc..ec167e545e15 100644 --- a/drivers/infiniband/hw/ipath/ipath_verbs.h +++ b/drivers/infiniband/hw/ipath/ipath_verbs.h @@ -701,9 +701,11 @@ static inline void ipath_schedule_send(struct ipath_qp *qp) int ipath_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, - struct ib_wc *in_wc, - struct ib_grh *in_grh, - struct ib_mad *in_mad, struct ib_mad *out_mad); + const struct ib_wc *in_wc, + const struct ib_grh *in_grh, + const struct ib_mad_hdr *in, size_t in_mad_size, + struct ib_mad_hdr *out, size_t *out_mad_size, + u16 *out_mad_pkey_index); /* * Compare the lower 24 bits of the two values. @@ -807,7 +809,8 @@ void ipath_cq_enter(struct ipath_cq *cq, struct ib_wc *entry, int sig); int ipath_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *entry); -struct ib_cq *ipath_create_cq(struct ib_device *ibdev, int entries, int comp_vector, +struct ib_cq *ipath_create_cq(struct ib_device *ibdev, + const struct ib_cq_init_attr *attr, struct ib_ucontext *context, struct ib_udata *udata); diff --git a/drivers/infiniband/hw/ipath/ipath_wc_x86_64.c b/drivers/infiniband/hw/ipath/ipath_wc_x86_64.c index 4ad0b932df1f..7b6e4c843e19 100644 --- a/drivers/infiniband/hw/ipath/ipath_wc_x86_64.c +++ b/drivers/infiniband/hw/ipath/ipath_wc_x86_64.c @@ -37,7 +37,6 @@ */ #include <linux/pci.h> -#include <asm/mtrr.h> #include <asm/processor.h> #include "ipath_kernel.h" @@ -122,27 +121,14 @@ int ipath_enable_wc(struct ipath_devdata *dd) } if (!ret) { - int cookie; - ipath_cdbg(VERBOSE, "Setting mtrr for chip to WC " - "(addr %llx, len=0x%llx)\n", - (unsigned long long) pioaddr, - (unsigned long long) piolen); - cookie = mtrr_add(pioaddr, piolen, MTRR_TYPE_WRCOMB, 0); - if (cookie < 0) { - { - dev_info(&dd->pcidev->dev, - "mtrr_add() WC for PIO bufs " - "failed (%d)\n", - cookie); - ret = -EINVAL; - } - } else { - ipath_cdbg(VERBOSE, "Set mtrr for chip to WC, " - "cookie is %d\n", cookie); - dd->ipath_wc_cookie = cookie; - dd->ipath_wc_base = (unsigned long) pioaddr; - dd->ipath_wc_len = (unsigned long) piolen; - } + dd->wc_cookie = arch_phys_wc_add(pioaddr, piolen); + if (dd->wc_cookie < 0) { + ipath_dev_err(dd, "Seting mtrr failed on PIO buffers\n"); + ret = -ENODEV; + } else if (dd->wc_cookie == 0) + ipath_cdbg(VERBOSE, "Set mtrr for chip to WC not needed\n"); + else + ipath_cdbg(VERBOSE, "Set mtrr for chip to WC\n"); } return ret; @@ -154,16 +140,5 @@ int ipath_enable_wc(struct ipath_devdata *dd) */ void ipath_disable_wc(struct ipath_devdata *dd) { - if (dd->ipath_wc_cookie) { - int r; - ipath_cdbg(VERBOSE, "undoing WCCOMB on pio buffers\n"); - r = mtrr_del(dd->ipath_wc_cookie, dd->ipath_wc_base, - dd->ipath_wc_len); - if (r < 0) - dev_info(&dd->pcidev->dev, - "mtrr_del(%lx, %lx, %lx) failed: %d\n", - dd->ipath_wc_cookie, dd->ipath_wc_base, - dd->ipath_wc_len, r); - dd->ipath_wc_cookie = 0; /* even on failure */ - } + arch_phys_wc_del(dd->wc_cookie); } diff --git a/drivers/infiniband/hw/mlx4/cq.c b/drivers/infiniband/hw/mlx4/cq.c index 0176caa5792c..36eb3d012b6d 100644 --- a/drivers/infiniband/hw/mlx4/cq.c +++ b/drivers/infiniband/hw/mlx4/cq.c @@ -166,10 +166,14 @@ err_buf: return err; } -struct ib_cq *mlx4_ib_create_cq(struct ib_device *ibdev, int entries, int vector, +#define CQ_CREATE_FLAGS_SUPPORTED IB_CQ_FLAGS_TIMESTAMP_COMPLETION +struct ib_cq *mlx4_ib_create_cq(struct ib_device *ibdev, + const struct ib_cq_init_attr *attr, struct ib_ucontext *context, struct ib_udata *udata) { + int entries = attr->cqe; + int vector = attr->comp_vector; struct mlx4_ib_dev *dev = to_mdev(ibdev); struct mlx4_ib_cq *cq; struct mlx4_uar *uar; @@ -178,6 +182,9 @@ struct ib_cq *mlx4_ib_create_cq(struct ib_device *ibdev, int entries, int vector if (entries < 1 || entries > dev->dev->caps.max_cqes) return ERR_PTR(-EINVAL); + if (attr->flags & ~CQ_CREATE_FLAGS_SUPPORTED) + return ERR_PTR(-EINVAL); + cq = kmalloc(sizeof *cq, GFP_KERNEL); if (!cq) return ERR_PTR(-ENOMEM); @@ -188,6 +195,7 @@ struct ib_cq *mlx4_ib_create_cq(struct ib_device *ibdev, int entries, int vector spin_lock_init(&cq->lock); cq->resize_buf = NULL; cq->resize_umem = NULL; + cq->create_flags = attr->flags; INIT_LIST_HEAD(&cq->send_qp_list); INIT_LIST_HEAD(&cq->recv_qp_list); @@ -231,7 +239,8 @@ struct ib_cq *mlx4_ib_create_cq(struct ib_device *ibdev, int entries, int vector vector = dev->eq_table[vector % ibdev->num_comp_vectors]; err = mlx4_cq_alloc(dev->dev, entries, &cq->buf.mtt, uar, - cq->db.dma, &cq->mcq, vector, 0, 0); + cq->db.dma, &cq->mcq, vector, 0, + !!(cq->create_flags & IB_CQ_FLAGS_TIMESTAMP_COMPLETION)); if (err) goto err_dbmap; diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c index 9cd2b002d7ae..3e2dee46caa2 100644 --- a/drivers/infiniband/hw/mlx4/mad.c +++ b/drivers/infiniband/hw/mlx4/mad.c @@ -111,8 +111,9 @@ __be64 mlx4_ib_get_new_demux_tid(struct mlx4_ib_demux_ctx *ctx) } int mlx4_MAD_IFC(struct mlx4_ib_dev *dev, int mad_ifc_flags, - int port, struct ib_wc *in_wc, struct ib_grh *in_grh, - void *in_mad, void *response_mad) + int port, const struct ib_wc *in_wc, + const struct ib_grh *in_grh, + const void *in_mad, void *response_mad) { struct mlx4_cmd_mailbox *inmailbox, *outmailbox; void *inbox; @@ -220,7 +221,7 @@ static void update_sm_ah(struct mlx4_ib_dev *dev, u8 port_num, u16 lid, u8 sl) * Snoop SM MADs for port info, GUID info, and P_Key table sets, so we can * synthesize LID change, Client-Rereg, GID change, and P_Key change events. */ -static void smp_snoop(struct ib_device *ibdev, u8 port_num, struct ib_mad *mad, +static void smp_snoop(struct ib_device *ibdev, u8 port_num, const struct ib_mad *mad, u16 prev_lid) { struct ib_port_info *pinfo; @@ -356,7 +357,7 @@ static void node_desc_override(struct ib_device *dev, } } -static void forward_trap(struct mlx4_ib_dev *dev, u8 port_num, struct ib_mad *mad) +static void forward_trap(struct mlx4_ib_dev *dev, u8 port_num, const struct ib_mad *mad) { int qpn = mad->mad_hdr.mgmt_class != IB_MGMT_CLASS_SUBN_LID_ROUTED; struct ib_mad_send_buf *send_buf; @@ -366,7 +367,8 @@ static void forward_trap(struct mlx4_ib_dev *dev, u8 port_num, struct ib_mad *ma if (agent) { send_buf = ib_create_send_mad(agent, qpn, 0, 0, IB_MGMT_MAD_HDR, - IB_MGMT_MAD_DATA, GFP_ATOMIC); + IB_MGMT_MAD_DATA, GFP_ATOMIC, + IB_MGMT_BASE_VERSION); if (IS_ERR(send_buf)) return; /* @@ -722,8 +724,8 @@ static int mlx4_ib_demux_mad(struct ib_device *ibdev, u8 port, } static int ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, - struct ib_wc *in_wc, struct ib_grh *in_grh, - struct ib_mad *in_mad, struct ib_mad *out_mad) + const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const struct ib_mad *in_mad, struct ib_mad *out_mad) { u16 slid, prev_lid = 0; int err; @@ -825,8 +827,8 @@ static void edit_counter(struct mlx4_counter *cnt, } static int iboe_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, - struct ib_wc *in_wc, struct ib_grh *in_grh, - struct ib_mad *in_mad, struct ib_mad *out_mad) + const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const struct ib_mad *in_mad, struct ib_mad *out_mad) { struct mlx4_cmd_mailbox *mailbox; struct mlx4_ib_dev *dev = to_mdev(ibdev); @@ -866,9 +868,17 @@ static int iboe_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, } int mlx4_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, - struct ib_wc *in_wc, struct ib_grh *in_grh, - struct ib_mad *in_mad, struct ib_mad *out_mad) + const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const struct ib_mad_hdr *in, size_t in_mad_size, + struct ib_mad_hdr *out, size_t *out_mad_size, + u16 *out_mad_pkey_index) { + const struct ib_mad *in_mad = (const struct ib_mad *)in; + struct ib_mad *out_mad = (struct ib_mad *)out; + + BUG_ON(in_mad_size != sizeof(*in_mad) || + *out_mad_size != sizeof(*out_mad)); + switch (rdma_port_get_link_layer(ibdev, port_num)) { case IB_LINK_LAYER_INFINIBAND: return ib_process_mad(ibdev, mad_flags, port_num, in_wc, @@ -1773,6 +1783,7 @@ static int create_pv_resources(struct ib_device *ibdev, int slave, int port, int create_tun, struct mlx4_ib_demux_pv_ctx *ctx) { int ret, cq_size; + struct ib_cq_init_attr cq_attr = {}; if (ctx->state != DEMUX_PV_STATE_DOWN) return -EEXIST; @@ -1801,8 +1812,9 @@ static int create_pv_resources(struct ib_device *ibdev, int slave, int port, if (ctx->has_smi) cq_size *= 2; + cq_attr.cqe = cq_size; ctx->cq = ib_create_cq(ctx->ib_dev, mlx4_ib_tunnel_comp_handler, - NULL, ctx, cq_size, 0); + NULL, ctx, &cq_attr); if (IS_ERR(ctx->cq)) { ret = PTR_ERR(ctx->cq); pr_err("Couldn't create tunnel CQ (%d)\n", ret); diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index cc64400d41ac..166da787780c 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -132,14 +132,35 @@ static int num_ib_ports(struct mlx4_dev *dev) } static int mlx4_ib_query_device(struct ib_device *ibdev, - struct ib_device_attr *props) + struct ib_device_attr *props, + struct ib_udata *uhw) { struct mlx4_ib_dev *dev = to_mdev(ibdev); struct ib_smp *in_mad = NULL; struct ib_smp *out_mad = NULL; int err = -ENOMEM; int have_ib_ports; + struct mlx4_uverbs_ex_query_device cmd; + struct mlx4_uverbs_ex_query_device_resp resp = {.comp_mask = 0}; + struct mlx4_clock_params clock_params; + if (uhw->inlen) { + if (uhw->inlen < sizeof(cmd)) + return -EINVAL; + + err = ib_copy_from_udata(&cmd, uhw, sizeof(cmd)); + if (err) + return err; + + if (cmd.comp_mask) + return -EINVAL; + + if (cmd.reserved) + return -EINVAL; + } + + resp.response_length = offsetof(typeof(resp), response_length) + + sizeof(resp.response_length); in_mad = kzalloc(sizeof *in_mad, GFP_KERNEL); out_mad = kmalloc(sizeof *out_mad, GFP_KERNEL); if (!in_mad || !out_mad) @@ -229,7 +250,24 @@ static int mlx4_ib_query_device(struct ib_device *ibdev, props->max_total_mcast_qp_attach = props->max_mcast_qp_attach * props->max_mcast_grp; props->max_map_per_fmr = dev->dev->caps.max_fmr_maps; + props->hca_core_clock = dev->dev->caps.hca_core_clock * 1000UL; + props->timestamp_mask = 0xFFFFFFFFFFFFULL; + + err = mlx4_get_internal_clock_params(dev->dev, &clock_params); + if (err) + goto out; + + if (uhw->outlen >= resp.response_length + sizeof(resp.hca_core_clock_offset)) { + resp.hca_core_clock_offset = clock_params.offset % PAGE_SIZE; + resp.response_length += sizeof(resp.hca_core_clock_offset); + resp.comp_mask |= QUERY_DEVICE_RESP_MASK_TIMESTAMP; + } + if (uhw->outlen) { + err = ib_copy_to_udata(uhw, &resp, resp.response_length); + if (err) + goto out; + } out: kfree(in_mad); kfree(out_mad); @@ -712,8 +750,24 @@ static int mlx4_ib_mmap(struct ib_ucontext *context, struct vm_area_struct *vma) dev->dev->caps.num_uars, PAGE_SIZE, vma->vm_page_prot)) return -EAGAIN; - } else + } else if (vma->vm_pgoff == 3) { + struct mlx4_clock_params params; + int ret = mlx4_get_internal_clock_params(dev->dev, ¶ms); + + if (ret) + return ret; + + vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); + if (io_remap_pfn_range(vma, vma->vm_start, + (pci_resource_start(dev->dev->persist->pdev, + params.bar) + + params.offset) + >> PAGE_SHIFT, + PAGE_SIZE, vma->vm_page_prot)) + return -EAGAIN; + } else { return -EINVAL; + } return 0; } @@ -758,6 +812,7 @@ static struct ib_xrcd *mlx4_ib_alloc_xrcd(struct ib_device *ibdev, struct ib_udata *udata) { struct mlx4_ib_xrcd *xrcd; + struct ib_cq_init_attr cq_attr = {}; int err; if (!(to_mdev(ibdev)->dev->caps.flags & MLX4_DEV_CAP_FLAG_XRC)) @@ -777,7 +832,8 @@ static struct ib_xrcd *mlx4_ib_alloc_xrcd(struct ib_device *ibdev, goto err2; } - xrcd->cq = ib_create_cq(ibdev, NULL, NULL, xrcd, 1, 0); + cq_attr.cqe = 1; + xrcd->cq = ib_create_cq(ibdev, NULL, NULL, xrcd, &cq_attr); if (IS_ERR(xrcd->cq)) { err = PTR_ERR(xrcd->cq); goto err3; @@ -1185,7 +1241,6 @@ static struct ib_flow *mlx4_ib_create_flow(struct ib_qp *qp, &mflow->reg_id[i].id); if (err) goto err_create_flow; - i++; if (is_bonded) { /* Application always sees one port so the mirror rule * must be on port #2 @@ -1200,6 +1255,7 @@ static struct ib_flow *mlx4_ib_create_flow(struct ib_qp *qp, j++; } + i++; } if (i < ARRAY_SIZE(type) && flow_attr->type == IB_FLOW_ATTR_NORMAL) { @@ -1207,7 +1263,7 @@ static struct ib_flow *mlx4_ib_create_flow(struct ib_qp *qp, &mflow->reg_id[i].id); if (err) goto err_create_flow; - i++; + if (is_bonded) { flow_attr->port = 2; err = mlx4_ib_tunnel_steer_add(qp, flow_attr, @@ -1218,6 +1274,7 @@ static struct ib_flow *mlx4_ib_create_flow(struct ib_qp *qp, j++; } /* function to create mirror rule */ + i++; } return &mflow->ibflow; @@ -2114,6 +2171,29 @@ static void mlx4_ib_free_eqs(struct mlx4_dev *dev, struct mlx4_ib_dev *ibdev) kfree(ibdev->eq_table); } +static int mlx4_port_immutable(struct ib_device *ibdev, u8 port_num, + struct ib_port_immutable *immutable) +{ + struct ib_port_attr attr; + int err; + + err = mlx4_ib_query_port(ibdev, port_num, &attr); + if (err) + return err; + + immutable->pkey_tbl_len = attr.pkey_tbl_len; + immutable->gid_tbl_len = attr.gid_tbl_len; + + if (mlx4_ib_port_link_layer(ibdev, port_num) == IB_LINK_LAYER_INFINIBAND) + immutable->core_cap_flags = RDMA_CORE_PORT_IBA_IB; + else + immutable->core_cap_flags = RDMA_CORE_PORT_IBA_ROCE; + + immutable->max_mad_size = IB_MGMT_MAD_SIZE; + + return 0; +} + static void *mlx4_ib_add(struct mlx4_dev *dev) { struct mlx4_ib_dev *ibdev; @@ -2241,6 +2321,7 @@ static void *mlx4_ib_add(struct mlx4_dev *dev) ibdev->ib_dev.attach_mcast = mlx4_ib_mcg_attach; ibdev->ib_dev.detach_mcast = mlx4_ib_mcg_detach; ibdev->ib_dev.process_mad = mlx4_ib_process_mad; + ibdev->ib_dev.get_port_immutable = mlx4_port_immutable; if (!mlx4_is_slave(ibdev->dev)) { ibdev->ib_dev.alloc_fmr = mlx4_ib_fmr_alloc; @@ -2278,6 +2359,10 @@ static void *mlx4_ib_add(struct mlx4_dev *dev) (1ull << IB_USER_VERBS_EX_CMD_DESTROY_FLOW); } + ibdev->ib_dev.uverbs_ex_cmd_mask |= + (1ull << IB_USER_VERBS_EX_CMD_QUERY_DEVICE) | + (1ull << IB_USER_VERBS_EX_CMD_CREATE_CQ); + mlx4_ib_alloc_eqs(dev, ibdev); spin_lock_init(&iboe->lock); diff --git a/drivers/infiniband/hw/mlx4/mlx4_ib.h b/drivers/infiniband/hw/mlx4/mlx4_ib.h index fce3934372a1..7933adfff662 100644 --- a/drivers/infiniband/hw/mlx4/mlx4_ib.h +++ b/drivers/infiniband/hw/mlx4/mlx4_ib.h @@ -110,6 +110,7 @@ struct mlx4_ib_cq { struct mutex resize_mutex; struct ib_umem *umem; struct ib_umem *resize_umem; + int create_flags; /* List of qps that it serves.*/ struct list_head send_qp_list; struct list_head recv_qp_list; @@ -555,6 +556,21 @@ struct mlx4_ib_qp_tunnel_init_attr { u8 port; }; +struct mlx4_uverbs_ex_query_device { + __u32 comp_mask; + __u32 reserved; +}; + +enum query_device_resp_mask { + QUERY_DEVICE_RESP_MASK_TIMESTAMP = 1UL << 0, +}; + +struct mlx4_uverbs_ex_query_device_resp { + __u32 comp_mask; + __u32 response_length; + __u64 hca_core_clock_offset; +}; + static inline struct mlx4_ib_dev *to_mdev(struct ib_device *ibdev) { return container_of(ibdev, struct mlx4_ib_dev, ib_dev); @@ -668,7 +684,8 @@ void mlx4_ib_free_fast_reg_page_list(struct ib_fast_reg_page_list *page_list); int mlx4_ib_modify_cq(struct ib_cq *cq, u16 cq_count, u16 cq_period); int mlx4_ib_resize_cq(struct ib_cq *ibcq, int entries, struct ib_udata *udata); -struct ib_cq *mlx4_ib_create_cq(struct ib_device *ibdev, int entries, int vector, +struct ib_cq *mlx4_ib_create_cq(struct ib_device *ibdev, + const struct ib_cq_init_attr *attr, struct ib_ucontext *context, struct ib_udata *udata); int mlx4_ib_destroy_cq(struct ib_cq *cq); @@ -706,11 +723,13 @@ int mlx4_ib_post_recv(struct ib_qp *ibqp, struct ib_recv_wr *wr, struct ib_recv_wr **bad_wr); int mlx4_MAD_IFC(struct mlx4_ib_dev *dev, int mad_ifc_flags, - int port, struct ib_wc *in_wc, struct ib_grh *in_grh, - void *in_mad, void *response_mad); + int port, const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const void *in_mad, void *response_mad); int mlx4_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, - struct ib_wc *in_wc, struct ib_grh *in_grh, - struct ib_mad *in_mad, struct ib_mad *out_mad); + const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const struct ib_mad_hdr *in, size_t in_mad_size, + struct ib_mad_hdr *out, size_t *out_mad_size, + u16 *out_mad_pkey_index); int mlx4_ib_mad_init(struct mlx4_ib_dev *dev); void mlx4_ib_mad_cleanup(struct mlx4_ib_dev *dev); diff --git a/drivers/infiniband/hw/mlx5/cq.c b/drivers/infiniband/hw/mlx5/cq.c index 2ee6b1051975..09fbae618d35 100644 --- a/drivers/infiniband/hw/mlx5/cq.c +++ b/drivers/infiniband/hw/mlx5/cq.c @@ -736,10 +736,13 @@ static void destroy_cq_kernel(struct mlx5_ib_dev *dev, struct mlx5_ib_cq *cq) mlx5_db_free(dev->mdev, &cq->db); } -struct ib_cq *mlx5_ib_create_cq(struct ib_device *ibdev, int entries, - int vector, struct ib_ucontext *context, +struct ib_cq *mlx5_ib_create_cq(struct ib_device *ibdev, + const struct ib_cq_init_attr *attr, + struct ib_ucontext *context, struct ib_udata *udata) { + int entries = attr->cqe; + int vector = attr->comp_vector; struct mlx5_create_cq_mbox_in *cqb = NULL; struct mlx5_ib_dev *dev = to_mdev(ibdev); struct mlx5_ib_cq *cq; @@ -750,6 +753,9 @@ struct ib_cq *mlx5_ib_create_cq(struct ib_device *ibdev, int entries, int eqn; int err; + if (attr->flags) + return ERR_PTR(-EINVAL); + if (entries < 0) return ERR_PTR(-EINVAL); diff --git a/drivers/infiniband/hw/mlx5/mad.c b/drivers/infiniband/hw/mlx5/mad.c index 9cf9a37bb5ff..8e45714fa369 100644 --- a/drivers/infiniband/hw/mlx5/mad.c +++ b/drivers/infiniband/hw/mlx5/mad.c @@ -41,8 +41,8 @@ enum { }; int mlx5_MAD_IFC(struct mlx5_ib_dev *dev, int ignore_mkey, int ignore_bkey, - u8 port, struct ib_wc *in_wc, struct ib_grh *in_grh, - void *in_mad, void *response_mad) + u8 port, const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const void *in_mad, void *response_mad) { u8 op_modifier = 0; @@ -58,11 +58,18 @@ int mlx5_MAD_IFC(struct mlx5_ib_dev *dev, int ignore_mkey, int ignore_bkey, } int mlx5_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, - struct ib_wc *in_wc, struct ib_grh *in_grh, - struct ib_mad *in_mad, struct ib_mad *out_mad) + const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const struct ib_mad_hdr *in, size_t in_mad_size, + struct ib_mad_hdr *out, size_t *out_mad_size, + u16 *out_mad_pkey_index) { u16 slid; int err; + const struct ib_mad *in_mad = (const struct ib_mad *)in; + struct ib_mad *out_mad = (struct ib_mad *)out; + + BUG_ON(in_mad_size != sizeof(*in_mad) || + *out_mad_size != sizeof(*out_mad)); slid = in_wc ? in_wc->slid : be16_to_cpu(IB_LID_PERMISSIVE); diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 57c9809e8b87..c6cb26e0c866 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -63,7 +63,8 @@ static char mlx5_version[] = DRIVER_VERSION " (" DRIVER_RELDATE ")\n"; static int mlx5_ib_query_device(struct ib_device *ibdev, - struct ib_device_attr *props) + struct ib_device_attr *props, + struct ib_udata *uhw) { struct mlx5_ib_dev *dev = to_mdev(ibdev); struct ib_smp *in_mad = NULL; @@ -74,6 +75,9 @@ static int mlx5_ib_query_device(struct ib_device *ibdev, int max_sq_sg; u64 flags; + if (uhw->inlen || uhw->outlen) + return -EINVAL; + gen = &dev->mdev->caps.gen; in_mad = kzalloc(sizeof(*in_mad), GFP_KERNEL); out_mad = kmalloc(sizeof(*out_mad), GFP_KERNEL); @@ -910,6 +914,7 @@ static int get_port_caps(struct mlx5_ib_dev *dev) struct mlx5_general_caps *gen; int err = -ENOMEM; int port; + struct ib_udata uhw = {.inlen = 0, .outlen = 0}; gen = &dev->mdev->caps.gen; pprops = kmalloc(sizeof(*pprops), GFP_KERNEL); @@ -920,7 +925,7 @@ static int get_port_caps(struct mlx5_ib_dev *dev) if (!dprops) goto out; - err = mlx5_ib_query_device(&dev->ib_dev, dprops); + err = mlx5_ib_query_device(&dev->ib_dev, dprops, &uhw); if (err) { mlx5_ib_warn(dev, "query_device failed %d\n", err); goto out; @@ -971,6 +976,7 @@ static int create_umr_res(struct mlx5_ib_dev *dev) struct ib_cq *cq; struct ib_qp *qp; struct ib_mr *mr; + struct ib_cq_init_attr cq_attr = {}; int ret; attr = kzalloc(sizeof(*attr), GFP_KERNEL); @@ -994,8 +1000,9 @@ static int create_umr_res(struct mlx5_ib_dev *dev) goto error_1; } - cq = ib_create_cq(&dev->ib_dev, mlx5_umr_cq_handler, NULL, NULL, 128, - 0); + cq_attr.cqe = 128; + cq = ib_create_cq(&dev->ib_dev, mlx5_umr_cq_handler, NULL, NULL, + &cq_attr); if (IS_ERR(cq)) { mlx5_ib_dbg(dev, "Couldn't create CQ for sync UMR QP\n"); ret = PTR_ERR(cq); @@ -1087,6 +1094,7 @@ static int create_dev_resources(struct mlx5_ib_resources *devr) { struct ib_srq_init_attr attr; struct mlx5_ib_dev *dev; + struct ib_cq_init_attr cq_attr = {.cqe = 1}; int ret = 0; dev = container_of(devr, struct mlx5_ib_dev, devr); @@ -1100,7 +1108,7 @@ static int create_dev_resources(struct mlx5_ib_resources *devr) devr->p0->uobject = NULL; atomic_set(&devr->p0->usecnt, 0); - devr->c0 = mlx5_ib_create_cq(&dev->ib_dev, 1, 0, NULL, NULL); + devr->c0 = mlx5_ib_create_cq(&dev->ib_dev, &cq_attr, NULL, NULL); if (IS_ERR(devr->c0)) { ret = PTR_ERR(devr->c0); goto error1; @@ -1182,6 +1190,24 @@ static void destroy_dev_resources(struct mlx5_ib_resources *devr) mlx5_ib_dealloc_pd(devr->p0); } +static int mlx5_port_immutable(struct ib_device *ibdev, u8 port_num, + struct ib_port_immutable *immutable) +{ + struct ib_port_attr attr; + int err; + + err = mlx5_ib_query_port(ibdev, port_num, &attr); + if (err) + return err; + + immutable->pkey_tbl_len = attr.pkey_tbl_len; + immutable->gid_tbl_len = attr.gid_tbl_len; + immutable->core_cap_flags = RDMA_CORE_PORT_IBA_IB; + immutable->max_mad_size = IB_MGMT_MAD_SIZE; + + return 0; +} + static void *mlx5_ib_add(struct mlx5_core_dev *mdev) { struct mlx5_ib_dev *dev; @@ -1285,6 +1311,7 @@ static void *mlx5_ib_add(struct mlx5_core_dev *mdev) dev->ib_dev.alloc_fast_reg_page_list = mlx5_ib_alloc_fast_reg_page_list; dev->ib_dev.free_fast_reg_page_list = mlx5_ib_free_fast_reg_page_list; dev->ib_dev.check_mr_status = mlx5_ib_check_mr_status; + dev->ib_dev.get_port_immutable = mlx5_port_immutable; mlx5_ib_internal_query_odp_caps(dev); diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index dff1cfcdf476..178314e764da 100644 --- a/drivers/infiniband/hw/mlx5/mlx5_ib.h +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h @@ -525,8 +525,8 @@ void __mlx5_ib_cq_clean(struct mlx5_ib_cq *cq, u32 qpn, struct mlx5_ib_srq *srq) void mlx5_ib_cq_clean(struct mlx5_ib_cq *cq, u32 qpn, struct mlx5_ib_srq *srq); void mlx5_ib_free_srq_wqe(struct mlx5_ib_srq *srq, int wqe_index); int mlx5_MAD_IFC(struct mlx5_ib_dev *dev, int ignore_mkey, int ignore_bkey, - u8 port, struct ib_wc *in_wc, struct ib_grh *in_grh, - void *in_mad, void *response_mad); + u8 port, const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const void *in_mad, void *response_mad); struct ib_ah *create_ib_ah(struct ib_ah_attr *ah_attr, struct mlx5_ib_ah *ah); struct ib_ah *mlx5_ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr); @@ -556,8 +556,9 @@ int mlx5_ib_post_recv(struct ib_qp *ibqp, struct ib_recv_wr *wr, void *mlx5_get_send_wqe(struct mlx5_ib_qp *qp, int n); int mlx5_ib_read_user_wqe(struct mlx5_ib_qp *qp, int send, int wqe_index, void *buffer, u32 length); -struct ib_cq *mlx5_ib_create_cq(struct ib_device *ibdev, int entries, - int vector, struct ib_ucontext *context, +struct ib_cq *mlx5_ib_create_cq(struct ib_device *ibdev, + const struct ib_cq_init_attr *attr, + struct ib_ucontext *context, struct ib_udata *udata); int mlx5_ib_destroy_cq(struct ib_cq *cq); int mlx5_ib_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc); @@ -586,8 +587,10 @@ int mlx5_ib_map_phys_fmr(struct ib_fmr *ibfmr, u64 *page_list, int mlx5_ib_unmap_fmr(struct list_head *fmr_list); int mlx5_ib_fmr_dealloc(struct ib_fmr *ibfmr); int mlx5_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, - struct ib_wc *in_wc, struct ib_grh *in_grh, - struct ib_mad *in_mad, struct ib_mad *out_mad); + const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const struct ib_mad_hdr *in, size_t in_mad_size, + struct ib_mad_hdr *out, size_t *out_mad_size, + u16 *out_mad_pkey_index); struct ib_xrcd *mlx5_ib_alloc_xrcd(struct ib_device *ibdev, struct ib_ucontext *context, struct ib_udata *udata); diff --git a/drivers/infiniband/hw/mthca/mthca_cmd.c b/drivers/infiniband/hw/mthca/mthca_cmd.c index 9d3e5c1ac60e..c7f49bbb0c72 100644 --- a/drivers/infiniband/hw/mthca/mthca_cmd.c +++ b/drivers/infiniband/hw/mthca/mthca_cmd.c @@ -1858,8 +1858,8 @@ int mthca_CONF_SPECIAL_QP(struct mthca_dev *dev, int type, u32 qpn) } int mthca_MAD_IFC(struct mthca_dev *dev, int ignore_mkey, int ignore_bkey, - int port, struct ib_wc *in_wc, struct ib_grh *in_grh, - void *in_mad, void *response_mad) + int port, const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const void *in_mad, void *response_mad) { struct mthca_mailbox *inmailbox, *outmailbox; void *inbox; diff --git a/drivers/infiniband/hw/mthca/mthca_cmd.h b/drivers/infiniband/hw/mthca/mthca_cmd.h index f952244c54de..d2e5b194b938 100644 --- a/drivers/infiniband/hw/mthca/mthca_cmd.h +++ b/drivers/infiniband/hw/mthca/mthca_cmd.h @@ -312,8 +312,8 @@ int mthca_QUERY_QP(struct mthca_dev *dev, u32 num, int is_ee, struct mthca_mailbox *mailbox); int mthca_CONF_SPECIAL_QP(struct mthca_dev *dev, int type, u32 qpn); int mthca_MAD_IFC(struct mthca_dev *dev, int ignore_mkey, int ignore_bkey, - int port, struct ib_wc *in_wc, struct ib_grh *in_grh, - void *in_mad, void *response_mad); + int port, const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const void *in_mad, void *response_mad); int mthca_READ_MGM(struct mthca_dev *dev, int index, struct mthca_mailbox *mailbox); int mthca_WRITE_MGM(struct mthca_dev *dev, int index, diff --git a/drivers/infiniband/hw/mthca/mthca_dev.h b/drivers/infiniband/hw/mthca/mthca_dev.h index 7e6a6d64ad4e..4393a022867b 100644 --- a/drivers/infiniband/hw/mthca/mthca_dev.h +++ b/drivers/infiniband/hw/mthca/mthca_dev.h @@ -576,10 +576,11 @@ int mthca_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid); int mthca_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, - struct ib_wc *in_wc, - struct ib_grh *in_grh, - struct ib_mad *in_mad, - struct ib_mad *out_mad); + const struct ib_wc *in_wc, + const struct ib_grh *in_grh, + const struct ib_mad_hdr *in, size_t in_mad_size, + struct ib_mad_hdr *out, size_t *out_mad_size, + u16 *out_mad_pkey_index); int mthca_create_agents(struct mthca_dev *dev); void mthca_free_agents(struct mthca_dev *dev); diff --git a/drivers/infiniband/hw/mthca/mthca_mad.c b/drivers/infiniband/hw/mthca/mthca_mad.c index 8881fa376e06..6b2418b74c99 100644 --- a/drivers/infiniband/hw/mthca/mthca_mad.c +++ b/drivers/infiniband/hw/mthca/mthca_mad.c @@ -104,7 +104,7 @@ static void update_sm_ah(struct mthca_dev *dev, */ static void smp_snoop(struct ib_device *ibdev, u8 port_num, - struct ib_mad *mad, + const struct ib_mad *mad, u16 prev_lid) { struct ib_event event; @@ -160,7 +160,7 @@ static void node_desc_override(struct ib_device *dev, static void forward_trap(struct mthca_dev *dev, u8 port_num, - struct ib_mad *mad) + const struct ib_mad *mad) { int qpn = mad->mad_hdr.mgmt_class != IB_MGMT_CLASS_SUBN_LID_ROUTED; struct ib_mad_send_buf *send_buf; @@ -170,7 +170,8 @@ static void forward_trap(struct mthca_dev *dev, if (agent) { send_buf = ib_create_send_mad(agent, qpn, 0, 0, IB_MGMT_MAD_HDR, - IB_MGMT_MAD_DATA, GFP_ATOMIC); + IB_MGMT_MAD_DATA, GFP_ATOMIC, + IB_MGMT_BASE_VERSION); if (IS_ERR(send_buf)) return; /* @@ -195,15 +196,21 @@ static void forward_trap(struct mthca_dev *dev, int mthca_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, - struct ib_wc *in_wc, - struct ib_grh *in_grh, - struct ib_mad *in_mad, - struct ib_mad *out_mad) + const struct ib_wc *in_wc, + const struct ib_grh *in_grh, + const struct ib_mad_hdr *in, size_t in_mad_size, + struct ib_mad_hdr *out, size_t *out_mad_size, + u16 *out_mad_pkey_index) { int err; u16 slid = in_wc ? in_wc->slid : be16_to_cpu(IB_LID_PERMISSIVE); u16 prev_lid = 0; struct ib_port_attr pattr; + const struct ib_mad *in_mad = (const struct ib_mad *)in; + struct ib_mad *out_mad = (struct ib_mad *)out; + + BUG_ON(in_mad_size != sizeof(*in_mad) || + *out_mad_size != sizeof(*out_mad)); /* Forward locally generated traps to the SM */ if (in_mad->mad_hdr.method == IB_MGMT_METHOD_TRAP && diff --git a/drivers/infiniband/hw/mthca/mthca_profile.c b/drivers/infiniband/hw/mthca/mthca_profile.c index 8edb28a9a0e7..15d064479ef6 100644 --- a/drivers/infiniband/hw/mthca/mthca_profile.c +++ b/drivers/infiniband/hw/mthca/mthca_profile.c @@ -77,7 +77,6 @@ s64 mthca_make_profile(struct mthca_dev *dev, u64 mem_base, mem_avail; s64 total_size = 0; struct mthca_resource *profile; - struct mthca_resource tmp; int i, j; profile = kzalloc(MTHCA_RES_NUM * sizeof *profile, GFP_KERNEL); @@ -136,11 +135,8 @@ s64 mthca_make_profile(struct mthca_dev *dev, */ for (i = MTHCA_RES_NUM; i > 0; --i) for (j = 1; j < i; ++j) { - if (profile[j].size > profile[j - 1].size) { - tmp = profile[j]; - profile[j] = profile[j - 1]; - profile[j - 1] = tmp; - } + if (profile[j].size > profile[j - 1].size) + swap(profile[j], profile[j - 1]); } for (i = 0; i < MTHCA_RES_NUM; ++i) { diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c index 415f8e1a54db..93ae51dcf2ff 100644 --- a/drivers/infiniband/hw/mthca/mthca_provider.c +++ b/drivers/infiniband/hw/mthca/mthca_provider.c @@ -57,14 +57,17 @@ static void init_query_mad(struct ib_smp *mad) mad->method = IB_MGMT_METHOD_GET; } -static int mthca_query_device(struct ib_device *ibdev, - struct ib_device_attr *props) +static int mthca_query_device(struct ib_device *ibdev, struct ib_device_attr *props, + struct ib_udata *uhw) { struct ib_smp *in_mad = NULL; struct ib_smp *out_mad = NULL; int err = -ENOMEM; struct mthca_dev *mdev = to_mdev(ibdev); + if (uhw->inlen || uhw->outlen) + return -EINVAL; + in_mad = kzalloc(sizeof *in_mad, GFP_KERNEL); out_mad = kmalloc(sizeof *out_mad, GFP_KERNEL); if (!in_mad || !out_mad) @@ -641,16 +644,20 @@ static int mthca_destroy_qp(struct ib_qp *qp) return 0; } -static struct ib_cq *mthca_create_cq(struct ib_device *ibdev, int entries, - int comp_vector, +static struct ib_cq *mthca_create_cq(struct ib_device *ibdev, + const struct ib_cq_init_attr *attr, struct ib_ucontext *context, struct ib_udata *udata) { + int entries = attr->cqe; struct mthca_create_cq ucmd; struct mthca_cq *cq; int nent; int err; + if (attr->flags) + return ERR_PTR(-EINVAL); + if (entries < 1 || entries > to_mdev(ibdev)->limits.max_cqes) return ERR_PTR(-EINVAL); @@ -1244,6 +1251,24 @@ out: return err; } +static int mthca_port_immutable(struct ib_device *ibdev, u8 port_num, + struct ib_port_immutable *immutable) +{ + struct ib_port_attr attr; + int err; + + err = mthca_query_port(ibdev, port_num, &attr); + if (err) + return err; + + immutable->pkey_tbl_len = attr.pkey_tbl_len; + immutable->gid_tbl_len = attr.gid_tbl_len; + immutable->core_cap_flags = RDMA_CORE_PORT_IBA_IB; + immutable->max_mad_size = IB_MGMT_MAD_SIZE; + + return 0; +} + int mthca_register_device(struct mthca_dev *dev) { int ret; @@ -1323,6 +1348,7 @@ int mthca_register_device(struct mthca_dev *dev) dev->ib_dev.reg_phys_mr = mthca_reg_phys_mr; dev->ib_dev.reg_user_mr = mthca_reg_user_mr; dev->ib_dev.dereg_mr = mthca_dereg_mr; + dev->ib_dev.get_port_immutable = mthca_port_immutable; if (dev->mthca_flags & MTHCA_FLAG_FMR) { dev->ib_dev.alloc_fmr = mthca_alloc_fmr; diff --git a/drivers/infiniband/hw/nes/nes_cm.c b/drivers/infiniband/hw/nes/nes_cm.c index 72b43417cbe3..9047af429906 100644 --- a/drivers/infiniband/hw/nes/nes_cm.c +++ b/drivers/infiniband/hw/nes/nes_cm.c @@ -1616,6 +1616,8 @@ static struct nes_cm_node *make_cm_node(struct nes_cm_core *cm_core, &cm_node->loc_addr, cm_node->loc_port, &cm_node->rem_addr, cm_node->rem_port); cm_node->listener = listener; + if (listener) + cm_node->tos = listener->tos; cm_node->netdev = nesvnic->netdev; cm_node->cm_id = cm_info->cm_id; memcpy(cm_node->loc_mac, nesvnic->netdev->dev_addr, ETH_ALEN); @@ -2938,6 +2940,9 @@ static int nes_cm_init_tsa_conn(struct nes_qp *nesqp, struct nes_cm_node *cm_nod nesqp->nesqp_context->misc2 |= cpu_to_le32(64 << NES_QPCONTEXT_MISC2_TTL_SHIFT); + nesqp->nesqp_context->misc2 |= cpu_to_le32( + cm_node->tos << NES_QPCONTEXT_MISC2_TOS_SHIFT); + nesqp->nesqp_context->mss |= cpu_to_le32(((u32)cm_node->tcp_cntxt.mss) << 16); nesqp->nesqp_context->tcp_state_flow_label |= cpu_to_le32( @@ -3612,6 +3617,7 @@ int nes_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param) cm_node->ord_size = 1; cm_node->apbvt_set = apbvt_set; + cm_node->tos = cm_id->tos; nesqp->cm_node = cm_node; cm_node->nesqp = nesqp; nes_add_ref(&nesqp->ibqp); @@ -3666,6 +3672,7 @@ int nes_create_listen(struct iw_cm_id *cm_id, int backlog) } cm_id->provider_data = cm_node; + cm_node->tos = cm_id->tos; if (!cm_node->reused_node) { if (nes_create_mapinfo(&cm_info)) diff --git a/drivers/infiniband/hw/nes/nes_cm.h b/drivers/infiniband/hw/nes/nes_cm.h index f522cf639789..32a6420c2940 100644 --- a/drivers/infiniband/hw/nes/nes_cm.h +++ b/drivers/infiniband/hw/nes/nes_cm.h @@ -303,6 +303,7 @@ struct nes_cm_listener { int backlog; enum nes_cm_listener_state listener_state; u32 reused_node; + u8 tos; }; /* per connection node and node state information */ @@ -352,6 +353,7 @@ struct nes_cm_node { struct list_head reset_entry; struct nes_qp *nesqp; atomic_t passive_state; + u8 tos; }; /* structure for client or CM to fill when making CM api calls. */ diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c index c0d0296e7a00..fbc43e5f717b 100644 --- a/drivers/infiniband/hw/nes/nes_verbs.c +++ b/drivers/infiniband/hw/nes/nes_verbs.c @@ -512,12 +512,16 @@ static void nes_free_fast_reg_page_list(struct ib_fast_reg_page_list *pifrpl) /** * nes_query_device */ -static int nes_query_device(struct ib_device *ibdev, struct ib_device_attr *props) +static int nes_query_device(struct ib_device *ibdev, struct ib_device_attr *props, + struct ib_udata *uhw) { struct nes_vnic *nesvnic = to_nesvnic(ibdev); struct nes_device *nesdev = nesvnic->nesdev; struct nes_ib_device *nesibdev = nesvnic->nesibdev; + if (uhw->inlen || uhw->outlen) + return -EINVAL; + memset(props, 0, sizeof(*props)); memcpy(&props->sys_image_guid, nesvnic->netdev->dev_addr, 6); @@ -606,7 +610,6 @@ static int nes_query_port(struct ib_device *ibdev, u8 port, struct ib_port_attr return 0; } - /** * nes_query_pkey */ @@ -1527,10 +1530,12 @@ static int nes_destroy_qp(struct ib_qp *ibqp) /** * nes_create_cq */ -static struct ib_cq *nes_create_cq(struct ib_device *ibdev, int entries, - int comp_vector, - struct ib_ucontext *context, struct ib_udata *udata) +static struct ib_cq *nes_create_cq(struct ib_device *ibdev, + const struct ib_cq_init_attr *attr, + struct ib_ucontext *context, + struct ib_udata *udata) { + int entries = attr->cqe; u64 u64temp; struct nes_vnic *nesvnic = to_nesvnic(ibdev); struct nes_device *nesdev = nesvnic->nesdev; @@ -1550,6 +1555,9 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev, int entries, unsigned long flags; int ret; + if (attr->flags) + return ERR_PTR(-EINVAL); + if (entries > nesadapter->max_cqe) return ERR_PTR(-EINVAL); @@ -3222,8 +3230,10 @@ static int nes_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) * nes_process_mad */ static int nes_process_mad(struct ib_device *ibdev, int mad_flags, - u8 port_num, struct ib_wc *in_wc, struct ib_grh *in_grh, - struct ib_mad *in_mad, struct ib_mad *out_mad) + u8 port_num, const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const struct ib_mad_hdr *in, size_t in_mad_size, + struct ib_mad_hdr *out, size_t *out_mad_size, + u16 *out_mad_pkey_index) { nes_debug(NES_DBG_INIT, "\n"); return -ENOSYS; @@ -3828,6 +3838,22 @@ static int nes_req_notify_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags notify_ return 0; } +static int nes_port_immutable(struct ib_device *ibdev, u8 port_num, + struct ib_port_immutable *immutable) +{ + struct ib_port_attr attr; + int err; + + err = nes_query_port(ibdev, port_num, &attr); + if (err) + return err; + + immutable->pkey_tbl_len = attr.pkey_tbl_len; + immutable->gid_tbl_len = attr.gid_tbl_len; + immutable->core_cap_flags = RDMA_CORE_PORT_IWARP; + + return 0; +} /** * nes_init_ofa_device @@ -3928,6 +3954,7 @@ struct nes_ib_device *nes_init_ofa_device(struct net_device *netdev) nesibdev->ibdev.iwcm->reject = nes_reject; nesibdev->ibdev.iwcm->create_listen = nes_create_listen; nesibdev->ibdev.iwcm->destroy_listen = nes_destroy_listen; + nesibdev->ibdev.get_port_immutable = nes_port_immutable; return nesibdev; } diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_ah.c b/drivers/infiniband/hw/ocrdma/ocrdma_ah.c index f5a5ea836dbd..4bafa15708d0 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_ah.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_ah.c @@ -204,12 +204,19 @@ int ocrdma_modify_ah(struct ib_ah *ibah, struct ib_ah_attr *attr) int ocrdma_process_mad(struct ib_device *ibdev, int process_mad_flags, u8 port_num, - struct ib_wc *in_wc, - struct ib_grh *in_grh, - struct ib_mad *in_mad, struct ib_mad *out_mad) + const struct ib_wc *in_wc, + const struct ib_grh *in_grh, + const struct ib_mad_hdr *in, size_t in_mad_size, + struct ib_mad_hdr *out, size_t *out_mad_size, + u16 *out_mad_pkey_index) { int status; struct ocrdma_dev *dev; + const struct ib_mad *in_mad = (const struct ib_mad *)in; + struct ib_mad *out_mad = (struct ib_mad *)out; + + BUG_ON(in_mad_size != sizeof(*in_mad) || + *out_mad_size != sizeof(*out_mad)); switch (in_mad->mad_hdr.mgmt_class) { case IB_MGMT_CLASS_PERF_MGMT: diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_ah.h b/drivers/infiniband/hw/ocrdma/ocrdma_ah.h index 726a87cf22dc..cf366fe03cb8 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_ah.h +++ b/drivers/infiniband/hw/ocrdma/ocrdma_ah.h @@ -42,7 +42,9 @@ int ocrdma_modify_ah(struct ib_ah *, struct ib_ah_attr *); int ocrdma_process_mad(struct ib_device *, int process_mad_flags, u8 port_num, - struct ib_wc *in_wc, - struct ib_grh *in_grh, - struct ib_mad *in_mad, struct ib_mad *out_mad); + const struct ib_wc *in_wc, + const struct ib_grh *in_grh, + const struct ib_mad_hdr *in, size_t in_mad_size, + struct ib_mad_hdr *out, size_t *out_mad_size, + u16 *out_mad_pkey_index); #endif /* __OCRDMA_AH_H__ */ diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_main.c b/drivers/infiniband/hw/ocrdma/ocrdma_main.c index 7a2b59aca004..8a1398b253a2 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_main.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_main.c @@ -30,6 +30,7 @@ #include <rdma/ib_verbs.h> #include <rdma/ib_user_verbs.h> #include <rdma/ib_addr.h> +#include <rdma/ib_mad.h> #include <linux/netdevice.h> #include <net/addrconf.h> @@ -202,6 +203,24 @@ static enum rdma_link_layer ocrdma_link_layer(struct ib_device *device, return IB_LINK_LAYER_ETHERNET; } +static int ocrdma_port_immutable(struct ib_device *ibdev, u8 port_num, + struct ib_port_immutable *immutable) +{ + struct ib_port_attr attr; + int err; + + err = ocrdma_query_port(ibdev, port_num, &attr); + if (err) + return err; + + immutable->pkey_tbl_len = attr.pkey_tbl_len; + immutable->gid_tbl_len = attr.gid_tbl_len; + immutable->core_cap_flags = RDMA_CORE_PORT_IBA_ROCE; + immutable->max_mad_size = IB_MGMT_MAD_SIZE; + + return 0; +} + static int ocrdma_register_device(struct ocrdma_dev *dev) { strlcpy(dev->ibdev.name, "ocrdma%d", IB_DEVICE_NAME_MAX); @@ -286,6 +305,7 @@ static int ocrdma_register_device(struct ocrdma_dev *dev) dev->ibdev.dma_device = &dev->nic_info.pdev->dev; dev->ibdev.process_mad = ocrdma_process_mad; + dev->ibdev.get_port_immutable = ocrdma_port_immutable; if (ocrdma_get_asic_type(dev) == OCRDMA_ASIC_GEN_SKH_R) { dev->ibdev.uverbs_cmd_mask |= diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c index 9dcb66077d6c..5bb61eb58f2c 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c @@ -61,10 +61,14 @@ int ocrdma_query_gid(struct ib_device *ibdev, u8 port, return 0; } -int ocrdma_query_device(struct ib_device *ibdev, struct ib_device_attr *attr) +int ocrdma_query_device(struct ib_device *ibdev, struct ib_device_attr *attr, + struct ib_udata *uhw) { struct ocrdma_dev *dev = get_ocrdma_dev(ibdev); + if (uhw->inlen || uhw->outlen) + return -EINVAL; + memset(attr, 0, sizeof *attr); memcpy(&attr->fw_ver, &dev->attr.fw_ver[0], min(sizeof(dev->attr.fw_ver), sizeof(attr->fw_ver))); @@ -375,7 +379,12 @@ static struct ocrdma_pd *_ocrdma_alloc_pd(struct ocrdma_dev *dev, if (dev->pd_mgr->pd_prealloc_valid) { status = ocrdma_get_pd_num(dev, pd); - return (status == 0) ? pd : ERR_PTR(status); + if (status == 0) { + return pd; + } else { + kfree(pd); + return ERR_PTR(status); + } } retry: @@ -679,7 +688,6 @@ err: ocrdma_release_ucontext_pd(uctx); } else { status = _ocrdma_dealloc_pd(dev, pd); - kfree(pd); } exit: return ERR_PTR(status); @@ -1000,10 +1008,12 @@ err: return status; } -struct ib_cq *ocrdma_create_cq(struct ib_device *ibdev, int entries, int vector, +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; @@ -1011,6 +1021,9 @@ struct ib_cq *ocrdma_create_cq(struct ib_device *ibdev, int entries, int vector, int status; struct ocrdma_create_cq_ureq ureq; + if (attr->flags) + return ERR_PTR(-EINVAL); + if (udata) { if (ib_copy_from_udata(&ureq, udata, sizeof(ureq))) return ERR_PTR(-EFAULT); diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.h b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.h index b8f7853fd36c..b15c608efa7b 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.h +++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.h @@ -36,11 +36,15 @@ int ocrdma_post_recv(struct ib_qp *, struct ib_recv_wr *, int ocrdma_poll_cq(struct ib_cq *, int num_entries, struct ib_wc *wc); int ocrdma_arm_cq(struct ib_cq *, enum ib_cq_notify_flags flags); -int ocrdma_query_device(struct ib_device *, struct ib_device_attr *props); +int ocrdma_query_device(struct ib_device *, struct ib_device_attr *props, + struct ib_udata *uhw); int ocrdma_query_port(struct ib_device *, u8 port, struct ib_port_attr *props); int ocrdma_modify_port(struct ib_device *, u8 port, int mask, struct ib_port_modify *props); +enum rdma_protocol_type +ocrdma_query_protocol(struct ib_device *device, u8 port_num); + void ocrdma_get_guid(struct ocrdma_dev *, u8 *guid); int ocrdma_query_gid(struct ib_device *, u8 port, int index, union ib_gid *gid); @@ -56,8 +60,10 @@ struct ib_pd *ocrdma_alloc_pd(struct ib_device *, struct ib_ucontext *, struct ib_udata *); int ocrdma_dealloc_pd(struct ib_pd *pd); -struct ib_cq *ocrdma_create_cq(struct ib_device *, int entries, int vector, - struct ib_ucontext *, struct ib_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 *); diff --git a/drivers/infiniband/hw/qib/qib_cq.c b/drivers/infiniband/hw/qib/qib_cq.c index ab4e11cfab15..2b45d0b02300 100644 --- a/drivers/infiniband/hw/qib/qib_cq.c +++ b/drivers/infiniband/hw/qib/qib_cq.c @@ -203,7 +203,7 @@ static void send_complete(struct kthread_work *work) /** * qib_create_cq - create a completion queue * @ibdev: the device this completion queue is attached to - * @entries: the minimum size of the completion queue + * @attr: creation attributes * @context: unused by the QLogic_IB driver * @udata: user data for libibverbs.so * @@ -212,16 +212,21 @@ static void send_complete(struct kthread_work *work) * * Called by ib_create_cq() in the generic verbs code. */ -struct ib_cq *qib_create_cq(struct ib_device *ibdev, int entries, - int comp_vector, struct ib_ucontext *context, +struct ib_cq *qib_create_cq(struct ib_device *ibdev, + const struct ib_cq_init_attr *attr, + struct ib_ucontext *context, struct ib_udata *udata) { + int entries = attr->cqe; struct qib_ibdev *dev = to_idev(ibdev); struct qib_cq *cq; struct qib_cq_wc *wc; struct ib_cq *ret; u32 sz; + if (attr->flags) + return ERR_PTR(-EINVAL); + if (entries < 1 || entries > ib_qib_max_cqes) { ret = ERR_PTR(-EINVAL); goto done; diff --git a/drivers/infiniband/hw/qib/qib_iba7322.c b/drivers/infiniband/hw/qib/qib_iba7322.c index f32b4628e991..6c8ff10101c0 100644 --- a/drivers/infiniband/hw/qib/qib_iba7322.c +++ b/drivers/infiniband/hw/qib/qib_iba7322.c @@ -5502,7 +5502,8 @@ static void try_7322_ipg(struct qib_pportdata *ppd) goto retry; send_buf = ib_create_send_mad(agent, 0, 0, 0, IB_MGMT_MAD_HDR, - IB_MGMT_MAD_DATA, GFP_ATOMIC); + IB_MGMT_MAD_DATA, GFP_ATOMIC, + IB_MGMT_BASE_VERSION); if (IS_ERR(send_buf)) goto retry; diff --git a/drivers/infiniband/hw/qib/qib_mad.c b/drivers/infiniband/hw/qib/qib_mad.c index 395f4046dba2..05e3242d8442 100644 --- a/drivers/infiniband/hw/qib/qib_mad.c +++ b/drivers/infiniband/hw/qib/qib_mad.c @@ -83,7 +83,8 @@ static void qib_send_trap(struct qib_ibport *ibp, void *data, unsigned len) return; send_buf = ib_create_send_mad(agent, 0, 0, 0, IB_MGMT_MAD_HDR, - IB_MGMT_MAD_DATA, GFP_ATOMIC); + IB_MGMT_MAD_DATA, GFP_ATOMIC, + IB_MGMT_BASE_VERSION); if (IS_ERR(send_buf)) return; @@ -1854,7 +1855,7 @@ static int pma_set_portcounters_ext(struct ib_pma_mad *pmp, } static int process_subn(struct ib_device *ibdev, int mad_flags, - u8 port, struct ib_mad *in_mad, + u8 port, const struct ib_mad *in_mad, struct ib_mad *out_mad) { struct ib_smp *smp = (struct ib_smp *)out_mad; @@ -2006,7 +2007,7 @@ bail: } static int process_perf(struct ib_device *ibdev, u8 port, - struct ib_mad *in_mad, + const struct ib_mad *in_mad, struct ib_mad *out_mad) { struct ib_pma_mad *pmp = (struct ib_pma_mad *)out_mad; @@ -2299,7 +2300,7 @@ static int check_cc_key(struct qib_ibport *ibp, } static int process_cc(struct ib_device *ibdev, int mad_flags, - u8 port, struct ib_mad *in_mad, + u8 port, const struct ib_mad *in_mad, struct ib_mad *out_mad) { struct ib_cc_mad *ccp = (struct ib_cc_mad *)out_mad; @@ -2400,12 +2401,19 @@ bail: * This is called by the ib_mad module. */ int qib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port, - struct ib_wc *in_wc, struct ib_grh *in_grh, - struct ib_mad *in_mad, struct ib_mad *out_mad) + const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const struct ib_mad_hdr *in, size_t in_mad_size, + struct ib_mad_hdr *out, size_t *out_mad_size, + u16 *out_mad_pkey_index) { int ret; struct qib_ibport *ibp = to_iport(ibdev, port); struct qib_pportdata *ppd = ppd_from_ibp(ibp); + const struct ib_mad *in_mad = (const struct ib_mad *)in; + struct ib_mad *out_mad = (struct ib_mad *)out; + + BUG_ON(in_mad_size != sizeof(*in_mad) || + *out_mad_size != sizeof(*out_mad)); switch (in_mad->mad_hdr.mgmt_class) { case IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE: diff --git a/drivers/infiniband/hw/qib/qib_verbs.c b/drivers/infiniband/hw/qib/qib_verbs.c index 4a3599890ea5..a05d1a372208 100644 --- a/drivers/infiniband/hw/qib/qib_verbs.c +++ b/drivers/infiniband/hw/qib/qib_verbs.c @@ -1550,12 +1550,14 @@ full: } } -static int qib_query_device(struct ib_device *ibdev, - struct ib_device_attr *props) +static int qib_query_device(struct ib_device *ibdev, struct ib_device_attr *props, + struct ib_udata *uhw) { struct qib_devdata *dd = dd_from_ibdev(ibdev); struct qib_ibdev *dev = to_idev(ibdev); + if (uhw->inlen || uhw->outlen) + return -EINVAL; memset(props, 0, sizeof(*props)); props->device_cap_flags = IB_DEVICE_BAD_PKEY_CNTR | @@ -2040,6 +2042,24 @@ static void init_ibport(struct qib_pportdata *ppd) RCU_INIT_POINTER(ibp->qp1, NULL); } +static int qib_port_immutable(struct ib_device *ibdev, u8 port_num, + struct ib_port_immutable *immutable) +{ + struct ib_port_attr attr; + int err; + + err = qib_query_port(ibdev, port_num, &attr); + if (err) + return err; + + immutable->pkey_tbl_len = attr.pkey_tbl_len; + immutable->gid_tbl_len = attr.gid_tbl_len; + immutable->core_cap_flags = RDMA_CORE_PORT_IBA_IB; + immutable->max_mad_size = IB_MGMT_MAD_SIZE; + + return 0; +} + /** * qib_register_ib_device - register our device with the infiniband core * @dd: the device data structure @@ -2227,6 +2247,7 @@ int qib_register_ib_device(struct qib_devdata *dd) ibdev->process_mad = qib_process_mad; ibdev->mmap = qib_mmap; ibdev->dma_ops = &qib_dma_mapping_ops; + ibdev->get_port_immutable = qib_port_immutable; snprintf(ibdev->node_desc, sizeof(ibdev->node_desc), "Intel Infiniband HCA %s", init_utsname()->nodename); diff --git a/drivers/infiniband/hw/qib/qib_verbs.h b/drivers/infiniband/hw/qib/qib_verbs.h index bfc8948fdd35..1635572752ce 100644 --- a/drivers/infiniband/hw/qib/qib_verbs.h +++ b/drivers/infiniband/hw/qib/qib_verbs.h @@ -872,8 +872,10 @@ void qib_cap_mask_chg(struct qib_ibport *ibp); void qib_sys_guid_chg(struct qib_ibport *ibp); void qib_node_desc_chg(struct qib_ibport *ibp); int qib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, - struct ib_wc *in_wc, struct ib_grh *in_grh, - struct ib_mad *in_mad, struct ib_mad *out_mad); + const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const struct ib_mad_hdr *in, size_t in_mad_size, + struct ib_mad_hdr *out, size_t *out_mad_size, + u16 *out_mad_pkey_index); int qib_create_agents(struct qib_ibdev *dev); void qib_free_agents(struct qib_ibdev *dev); @@ -1007,8 +1009,9 @@ void qib_cq_enter(struct qib_cq *cq, struct ib_wc *entry, int sig); int qib_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *entry); -struct ib_cq *qib_create_cq(struct ib_device *ibdev, int entries, - int comp_vector, struct ib_ucontext *context, +struct ib_cq *qib_create_cq(struct ib_device *ibdev, + const struct ib_cq_init_attr *attr, + struct ib_ucontext *context, struct ib_udata *udata); int qib_destroy_cq(struct ib_cq *ibcq); diff --git a/drivers/infiniband/hw/usnic/usnic_ib_main.c b/drivers/infiniband/hw/usnic/usnic_ib_main.c index 0d0f98695d53..34c49b8105fe 100644 --- a/drivers/infiniband/hw/usnic/usnic_ib_main.c +++ b/drivers/infiniband/hw/usnic/usnic_ib_main.c @@ -300,6 +300,22 @@ static struct notifier_block usnic_ib_inetaddr_notifier = { }; /* End of inet section*/ +static int usnic_port_immutable(struct ib_device *ibdev, u8 port_num, + struct ib_port_immutable *immutable) +{ + struct ib_port_attr attr; + int err; + + err = usnic_ib_query_port(ibdev, port_num, &attr); + if (err) + return err; + + immutable->pkey_tbl_len = attr.pkey_tbl_len; + immutable->gid_tbl_len = attr.gid_tbl_len; + + return 0; +} + /* Start of PF discovery section */ static void *usnic_ib_device_add(struct pci_dev *dev) { @@ -383,6 +399,7 @@ static void *usnic_ib_device_add(struct pci_dev *dev) us_ibdev->ib_dev.poll_cq = usnic_ib_poll_cq; us_ibdev->ib_dev.req_notify_cq = usnic_ib_req_notify_cq; us_ibdev->ib_dev.get_dma_mr = usnic_ib_get_dma_mr; + us_ibdev->ib_dev.get_port_immutable = usnic_port_immutable; if (ib_register_device(&us_ibdev->ib_dev, NULL)) diff --git a/drivers/infiniband/hw/usnic/usnic_ib_verbs.c b/drivers/infiniband/hw/usnic/usnic_ib_verbs.c index 53bd6a2d9cdb..7df43827cb29 100644 --- a/drivers/infiniband/hw/usnic/usnic_ib_verbs.c +++ b/drivers/infiniband/hw/usnic/usnic_ib_verbs.c @@ -248,7 +248,8 @@ enum rdma_link_layer usnic_ib_port_link_layer(struct ib_device *device, } int usnic_ib_query_device(struct ib_device *ibdev, - struct ib_device_attr *props) + struct ib_device_attr *props, + struct ib_udata *uhw) { struct usnic_ib_dev *us_ibdev = to_usdev(ibdev); union ib_gid gid; @@ -257,6 +258,9 @@ int usnic_ib_query_device(struct ib_device *ibdev, int qp_per_vf; usnic_dbg("\n"); + if (uhw->inlen || uhw->outlen) + return -EINVAL; + mutex_lock(&us_ibdev->usdev_lock); us_ibdev->netdev->ethtool_ops->get_drvinfo(us_ibdev->netdev, &info); us_ibdev->netdev->ethtool_ops->get_settings(us_ibdev->netdev, &cmd); @@ -570,13 +574,17 @@ int usnic_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, return status; } -struct ib_cq *usnic_ib_create_cq(struct ib_device *ibdev, int entries, - int vector, struct ib_ucontext *context, - struct ib_udata *udata) +struct ib_cq *usnic_ib_create_cq(struct ib_device *ibdev, + const struct ib_cq_init_attr *attr, + struct ib_ucontext *context, + struct ib_udata *udata) { struct ib_cq *cq; usnic_dbg("\n"); + if (attr->flags) + return ERR_PTR(-EINVAL); + cq = kzalloc(sizeof(*cq), GFP_KERNEL); if (!cq) return ERR_PTR(-EBUSY); diff --git a/drivers/infiniband/hw/usnic/usnic_ib_verbs.h b/drivers/infiniband/hw/usnic/usnic_ib_verbs.h index bb864f5aed70..0bd04efa16f3 100644 --- a/drivers/infiniband/hw/usnic/usnic_ib_verbs.h +++ b/drivers/infiniband/hw/usnic/usnic_ib_verbs.h @@ -24,9 +24,12 @@ enum rdma_link_layer usnic_ib_port_link_layer(struct ib_device *device, u8 port_num); int usnic_ib_query_device(struct ib_device *ibdev, - struct ib_device_attr *props); + struct ib_device_attr *props, + struct ib_udata *uhw); int usnic_ib_query_port(struct ib_device *ibdev, u8 port, struct ib_port_attr *props); +enum rdma_protocol_type +usnic_ib_query_protocol(struct ib_device *device, u8 port_num); int usnic_ib_query_qp(struct ib_qp *qp, struct ib_qp_attr *qp_attr, int qp_attr_mask, struct ib_qp_init_attr *qp_init_attr); @@ -44,9 +47,10 @@ struct ib_qp *usnic_ib_create_qp(struct ib_pd *pd, int usnic_ib_destroy_qp(struct ib_qp *qp); int usnic_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask, struct ib_udata *udata); -struct ib_cq *usnic_ib_create_cq(struct ib_device *ibdev, int entries, - int vector, struct ib_ucontext *context, - struct ib_udata *udata); +struct ib_cq *usnic_ib_create_cq(struct ib_device *ibdev, + const struct ib_cq_init_attr *attr, + struct ib_ucontext *context, + struct ib_udata *udata); int usnic_ib_destroy_cq(struct ib_cq *cq); struct ib_mr *usnic_ib_reg_mr(struct ib_pd *pd, u64 start, u64 length, u64 virt_addr, int access_flags, diff --git a/drivers/infiniband/hw/usnic/usnic_uiom.c b/drivers/infiniband/hw/usnic/usnic_uiom.c index 417de1f32960..cb2337f0532b 100644 --- a/drivers/infiniband/hw/usnic/usnic_uiom.c +++ b/drivers/infiniband/hw/usnic/usnic_uiom.c @@ -472,11 +472,10 @@ struct usnic_uiom_pd *usnic_uiom_alloc_pd(void) return ERR_PTR(-ENOMEM); pd->domain = domain = iommu_domain_alloc(&pci_bus_type); - if (IS_ERR_OR_NULL(domain)) { - usnic_err("Failed to allocate IOMMU domain with err %ld\n", - PTR_ERR(pd->domain)); + if (!domain) { + usnic_err("Failed to allocate IOMMU domain"); kfree(pd); - return ERR_PTR(domain ? PTR_ERR(domain) : -ENOMEM); + return ERR_PTR(-ENOMEM); } iommu_set_fault_handler(pd->domain, usnic_uiom_dma_fault, NULL); |