tree: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git queue-4.14 head: e7070c196c5e75ab1ac8bca2e88ebb8db34aa29f commit: e7070c196c5e75ab1ac8bca2e88ebb8db34aa29f [23/23] RDMA/mlx4: Do not map the core_clock page to user space unless enabled config: ia64-allmodconfig (attached as .config) compiler: ia64-linux-gcc (GCC) 7.5.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git/c... git remote add sashal-linux-stable https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git git fetch --no-tags sashal-linux-stable queue-4.14 git checkout e7070c196c5e75ab1ac8bca2e88ebb8db34aa29f # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-7.5.0 make.cross ARCH=ia64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All error/warnings (new ones prefixed by >>): drivers/infiniband/hw/mlx4/main.c: In function 'mlx4_ib_query_device': <<<<<<< HEAD ^~~~~~~ drivers/infiniband/hw/mlx4/main.c:577:1: error: version control conflict marker in file ======= ^~~~~~~ props->cq_caps.max_cq_moderation_period = MLX4_MAX_CQ_PERIOD; ^~~~~~~ tm_caps props->cq_caps.max_cq_moderation_period = MLX4_MAX_CQ_PERIOD; ^~~~~~~~~~~~~~~~~~ MLX4_MAX_SGE_RD drivers/infiniband/hw/mlx4/main.c:579:44: note: each undeclared identifier is reported only once for each function it appears in resp.comp_mask |= MLX4_IB_QUERY_DEV_RESP_MASK_CORE_CLOCK_OFFSET; ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:585:1: error: version control conflict marker in file ^~~~~~~ >> drivers/infiniband/hw/mlx4/main.c:585:9: error: invalid suffix "ca2f6" on integer constant ^~~~~~~~~~~~ mlx4_ib_port_link_layer(struct ib_device *device, u8 port_num) ^~~~~~~~~~~~~~~~~~~~~~~ static enum rdma_link_layer ^~~~~~ static int ib_link_query_port(struct ib_device *ibdev, u8 port, ^~~~~~~~~~~~~~~~~~ static u8 state_to_phys_state(enum ib_port_state state) ^~~~~~~~~~~~~~~~~~~ static int eth_link_query_port(struct ib_device *ibdev, u8 port, ^~~~~~~~~~~~~~~~~~~ static int mlx4_ib_query_port(struct ib_device *ibdev, u8 port, ^~~~~~~~~~~~~~~~~~ static int mlx4_ib_query_gid(struct ib_device *ibdev, u8 port, int index, ^~~~~~~~~~~~~~~~~ static int mlx4_ib_query_sl2vl(struct ib_device *ibdev, u8 port, u64 *sl2vl_tbl) ^~~~~~~~~~~~~~~~~~~ static void mlx4_init_sl2vl_tbl(struct mlx4_ib_dev *mdev) ^~~~~~~~~~~~~~~~~~~ static int mlx4_ib_query_pkey(struct ib_device *ibdev, u8 port, u16 index, u16 *pkey) ^~~~~~~~~~~~~~~~~~ static int mlx4_ib_modify_device(struct ib_device *ibdev, int mask, ^~~~~~~~~~~~~~~~~~~~~ static int mlx4_ib_SET_PORT(struct mlx4_ib_dev *dev, u8 port, int reset_qkey_viols, ^~~~~~~~~~~~~~~~ static int mlx4_ib_modify_port(struct ib_device *ibdev, u8 port, int mask, ^~~~~~~~~~~~~~~~~~~ static struct ib_ucontext *mlx4_ib_alloc_ucontext(struct ib_device *ibdev, ^~~~~~~~~~~~~~~~~~~~~~ static int mlx4_ib_dealloc_ucontext(struct ib_ucontext *ibcontext) ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1130:14: error: invalid storage class for function 'mlx4_ib_vma_open' static void mlx4_ib_vma_open(struct vm_area_struct *area) ^~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1144:14: error: invalid storage class for function 'mlx4_ib_vma_close' static void mlx4_ib_vma_close(struct vm_area_struct *area) ^~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1166:10: error: initializer element is not constant .open = mlx4_ib_vma_open, ^~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1166:10: note: (near initialization for 'mlx4_ib_vm_ops.open') drivers/infiniband/hw/mlx4/main.c:1167:11: error: initializer element is not constant .close = mlx4_ib_vma_close ^~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1167:11: note: (near initialization for 'mlx4_ib_vm_ops.close') drivers/infiniband/hw/mlx4/main.c:1170:13: error: invalid storage class for function 'mlx4_ib_disassociate_ucontext' static void mlx4_ib_disassociate_ucontext(struct ib_ucontext *ibcontext) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1236:13: error: invalid storage class for function 'mlx4_ib_set_vma_data' static void mlx4_ib_set_vma_data(struct vm_area_struct *vma, ^~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1244:12: error: invalid storage class for function 'mlx4_ib_mmap' static int mlx4_ib_mmap(struct ib_ucontext *context, struct vm_area_struct *vma) ^~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1312:22: error: invalid storage class for function 'mlx4_ib_alloc_pd' static struct ib_pd *mlx4_ib_alloc_pd(struct ib_device *ibdev, ^~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1339:12: error: invalid storage class for function 'mlx4_ib_dealloc_pd' static int mlx4_ib_dealloc_pd(struct ib_pd *pd) ^~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1347:24: error: invalid storage class for function 'mlx4_ib_alloc_xrcd' static struct ib_xrcd *mlx4_ib_alloc_xrcd(struct ib_device *ibdev, ^~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1390:12: error: invalid storage class for function 'mlx4_ib_dealloc_xrcd' static int mlx4_ib_dealloc_xrcd(struct ib_xrcd *xrcd) ^~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1400:12: error: invalid storage class for function 'add_gid_entry' static int add_gid_entry(struct ib_qp *ibqp, union ib_gid *gid) ^~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1423:13: error: invalid storage class for function 'mlx4_ib_delete_counters_table' static void mlx4_ib_delete_counters_table(struct mlx4_ib_dev *ibdev, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1481:12: error: invalid storage class for function 'parse_flow_attr' static int parse_flow_attr(struct mlx4_dev *dev, ^~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1564:12: error: invalid storage class for function '__mlx4_ib_default_rules_match' static int __mlx4_ib_default_rules_match(struct ib_qp *qp, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1618:12: error: invalid storage class for function '__mlx4_ib_create_default_rules' static int __mlx4_ib_create_default_rules( ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1657:12: error: invalid storage class for function '__mlx4_ib_create_flow' static int __mlx4_ib_create_flow(struct ib_qp *qp, struct ib_flow_attr *flow_attr, ^~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1750:12: error: invalid storage class for function '__mlx4_ib_destroy_flow' static int __mlx4_ib_destroy_flow(struct mlx4_dev *dev, u64 reg_id) ^~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1762:12: error: invalid storage class for function 'mlx4_ib_tunnel_steer_add' static int mlx4_ib_tunnel_steer_add(struct ib_qp *qp, struct ib_flow_attr *flow_attr, ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1787:12: error: invalid storage class for function 'mlx4_ib_add_dont_trap_rule' static int mlx4_ib_add_dont_trap_rule(struct mlx4_dev *dev, ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1837:24: error: invalid storage class for function 'mlx4_ib_create_flow' static struct ib_flow *mlx4_ib_create_flow(struct ib_qp *qp, ^~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1957:12: error: invalid storage class for function 'mlx4_ib_destroy_flow' static int mlx4_ib_destroy_flow(struct ib_flow *flow_id) ^~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:1981:12: error: invalid storage class for function 'mlx4_ib_mcg_attach' static int mlx4_ib_mcg_attach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) ^~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:2043:34: error: invalid storage class for function 'find_gid_entry' static struct mlx4_ib_gid_entry *find_gid_entry(struct mlx4_ib_qp *qp, u8 *raw) ^~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:2059:12: error: invalid storage class for function 'mlx4_ib_mcg_detach' static int mlx4_ib_mcg_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) ^~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:2122:12: error: invalid storage class for function 'init_node_data' static int init_node_data(struct mlx4_ib_dev *dev) ^~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/main.c:2160:16: error: invalid storage class for function 'show_hca' static ssize_t show_hca(struct device *device, struct device_attribute *attr, ^~~~~~~~ drivers/infiniband/hw/mlx4/main.c:2168:16: error: invalid storage class for function 'show_rev' static ssize_t show_rev(struct device *device, struct device_attribute *attr, ^~~~~~~~ drivers/infiniband/hw/mlx4/main.c:2176:16: error: invalid storage class for function 'show_board' static ssize_t show_board(struct device *device, struct device_attribute *attr, ^~~~~~~~~~ In file included from include/linux/kobject.h:21:0, from include/linux/module.h:17, from drivers/infiniband/hw/mlx4/main.c:34: drivers/infiniband/hw/mlx4/main.c:2185:39: error: initializer element is not constant static DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL); ^ include/linux/sysfs.h:104:10: note: in definition of macro '__ATTR' .show = _show, \ ^~~~~ vim +569 drivers/infiniband/hw/mlx4/main.c 431 432 static int mlx4_ib_query_device(struct ib_device *ibdev, 433 struct ib_device_attr *props, 434 struct ib_udata *uhw) 435 { 436 struct mlx4_ib_dev *dev = to_mdev(ibdev); 437 struct ib_smp *in_mad = NULL; 438 struct ib_smp *out_mad = NULL; 439 int err; 440 int have_ib_ports; 441 struct mlx4_uverbs_ex_query_device cmd; 442 struct mlx4_uverbs_ex_query_device_resp resp = {.comp_mask = 0}; 443 struct mlx4_clock_params clock_params; 444 445 if (uhw->inlen) { 446 if (uhw->inlen < sizeof(cmd)) 447 return -EINVAL; 448 449 err = ib_copy_from_udata(&cmd, uhw, sizeof(cmd)); 450 if (err) 451 return err; 452 453 if (cmd.comp_mask) 454 return -EINVAL; 455 456 if (cmd.reserved) 457 return -EINVAL; 458 } 459 460 resp.response_length = offsetof(typeof(resp), response_length) + 461 sizeof(resp.response_length); 462 in_mad = kzalloc(sizeof *in_mad, GFP_KERNEL); 463 out_mad = kmalloc(sizeof *out_mad, GFP_KERNEL); 464 err = -ENOMEM; 465 if (!in_mad || !out_mad) 466 goto out; 467 468 init_query_mad(in_mad); 469 in_mad->attr_id = IB_SMP_ATTR_NODE_INFO; 470 471 err = mlx4_MAD_IFC(to_mdev(ibdev), MLX4_MAD_IFC_IGNORE_KEYS, 472 1, NULL, NULL, in_mad, out_mad); 473 if (err) 474 goto out; 475 476 memset(props, 0, sizeof *props); 477 478 have_ib_ports = num_ib_ports(dev->dev); 479 480 props->fw_ver = dev->dev->caps.fw_ver; 481 props->device_cap_flags = IB_DEVICE_CHANGE_PHY_PORT | 482 IB_DEVICE_PORT_ACTIVE_EVENT | 483 IB_DEVICE_SYS_IMAGE_GUID | 484 IB_DEVICE_RC_RNR_NAK_GEN | 485 IB_DEVICE_BLOCK_MULTICAST_LOOPBACK; 486 if (dev->dev->caps.flags & MLX4_DEV_CAP_FLAG_BAD_PKEY_CNTR) 487 props->device_cap_flags |= IB_DEVICE_BAD_PKEY_CNTR; 488 if (dev->dev->caps.flags & MLX4_DEV_CAP_FLAG_BAD_QKEY_CNTR) 489 props->device_cap_flags |= IB_DEVICE_BAD_QKEY_CNTR; 490 if (dev->dev->caps.flags & MLX4_DEV_CAP_FLAG_APM && have_ib_ports) 491 props->device_cap_flags |= IB_DEVICE_AUTO_PATH_MIG; 492 if (dev->dev->caps.flags & MLX4_DEV_CAP_FLAG_UD_AV_PORT) 493 props->device_cap_flags |= IB_DEVICE_UD_AV_PORT_ENFORCE; 494 if (dev->dev->caps.flags & MLX4_DEV_CAP_FLAG_IPOIB_CSUM) 495 props->device_cap_flags |= IB_DEVICE_UD_IP_CSUM; 496 if (dev->dev->caps.max_gso_sz && 497 (dev->dev->rev_id != MLX4_IB_CARD_REV_A0) && 498 (dev->dev->caps.flags & MLX4_DEV_CAP_FLAG_BLH)) 499 props->device_cap_flags |= IB_DEVICE_UD_TSO; 500 if (dev->dev->caps.bmme_flags & MLX4_BMME_FLAG_RESERVED_LKEY) 501 props->device_cap_flags |= IB_DEVICE_LOCAL_DMA_LKEY; 502 if ((dev->dev->caps.bmme_flags & MLX4_BMME_FLAG_LOCAL_INV) && 503 (dev->dev->caps.bmme_flags & MLX4_BMME_FLAG_REMOTE_INV) && 504 (dev->dev->caps.bmme_flags & MLX4_BMME_FLAG_FAST_REG_WR)) 505 props->device_cap_flags |= IB_DEVICE_MEM_MGT_EXTENSIONS; 506 if (dev->dev->caps.flags & MLX4_DEV_CAP_FLAG_XRC) 507 props->device_cap_flags |= IB_DEVICE_XRC; 508 if (dev->dev->caps.flags & MLX4_DEV_CAP_FLAG_MEM_WINDOW) 509 props->device_cap_flags |= IB_DEVICE_MEM_WINDOW; 510 if (dev->dev->caps.bmme_flags & MLX4_BMME_FLAG_TYPE_2_WIN) { 511 if (dev->dev->caps.bmme_flags & MLX4_BMME_FLAG_WIN_TYPE_2B) 512 props->device_cap_flags |= IB_DEVICE_MEM_WINDOW_TYPE_2B; 513 else 514 props->device_cap_flags |= IB_DEVICE_MEM_WINDOW_TYPE_2A; 515 } 516 if (dev->steering_support == MLX4_STEERING_MODE_DEVICE_MANAGED) 517 props->device_cap_flags |= IB_DEVICE_MANAGED_FLOW_STEERING; 518 519 props->device_cap_flags |= IB_DEVICE_RAW_IP_CSUM; 520 521 props->vendor_id = be32_to_cpup((__be32 *) (out_mad->data + 36)) & 522 0xffffff; 523 props->vendor_part_id = dev->dev->persist->pdev->device; 524 props->hw_ver = be32_to_cpup((__be32 *) (out_mad->data + 32)); 525 memcpy(&props->sys_image_guid, out_mad->data + 4, 8); 526 527 props->max_mr_size = ~0ull; 528 props->page_size_cap = dev->dev->caps.page_size_cap; 529 props->max_qp = dev->dev->quotas.qp; 530 props->max_qp_wr = dev->dev->caps.max_wqes - MLX4_IB_SQ_MAX_SPARE; 531 props->max_sge = min(dev->dev->caps.max_sq_sg, 532 dev->dev->caps.max_rq_sg); 533 props->max_sge_rd = MLX4_MAX_SGE_RD; 534 props->max_cq = dev->dev->quotas.cq; 535 props->max_cqe = dev->dev->caps.max_cqes; 536 props->max_mr = dev->dev->quotas.mpt; 537 props->max_pd = dev->dev->caps.num_pds - dev->dev->caps.reserved_pds; 538 props->max_qp_rd_atom = dev->dev->caps.max_qp_dest_rdma; 539 props->max_qp_init_rd_atom = dev->dev->caps.max_qp_init_rdma; 540 props->max_res_rd_atom = props->max_qp_rd_atom * props->max_qp; 541 props->max_srq = dev->dev->quotas.srq; 542 props->max_srq_wr = dev->dev->caps.max_srq_wqes - 1; 543 props->max_srq_sge = dev->dev->caps.max_srq_sge; 544 props->max_fast_reg_page_list_len = MLX4_MAX_FAST_REG_PAGES; 545 props->local_ca_ack_delay = dev->dev->caps.local_ca_ack_delay; 546 props->atomic_cap = dev->dev->caps.flags & MLX4_DEV_CAP_FLAG_ATOMIC ? 547 IB_ATOMIC_HCA : IB_ATOMIC_NONE; 548 props->masked_atomic_cap = props->atomic_cap; 549 props->max_pkeys = dev->dev->caps.pkey_table_len[1]; 550 props->max_mcast_grp = dev->dev->caps.num_mgms + dev->dev->caps.num_amgms; 551 props->max_mcast_qp_attach = dev->dev->caps.num_qp_per_mgm; 552 props->max_total_mcast_qp_attach = props->max_mcast_qp_attach * 553 props->max_mcast_grp; 554 props->max_map_per_fmr = dev->dev->caps.max_fmr_maps; 555 props->hca_core_clock = dev->dev->caps.hca_core_clock * 1000UL; 556 props->timestamp_mask = 0xFFFFFFFFFFFFULL; 557 props->max_ah = INT_MAX; 558 559 if ((dev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_RSS) && 560 (mlx4_ib_port_link_layer(ibdev, 1) == IB_LINK_LAYER_ETHERNET || 561 mlx4_ib_port_link_layer(ibdev, 2) == IB_LINK_LAYER_ETHERNET)) { 562 props->rss_caps.max_rwq_indirection_tables = props->max_qp; 563 props->rss_caps.max_rwq_indirection_table_size = 564 dev->dev->caps.max_rss_tbl_sz; 565 props->rss_caps.supported_qpts = 1 << IB_QPT_RAW_PACKET; 566 props->max_wq_type_rq = props->max_qp; 567 } 568 570 if (!mlx4_is_slave(dev->dev)) 571 err = mlx4_get_internal_clock_params(dev->dev, &clock_params); 572 573 if (uhw->outlen >= resp.response_length + sizeof(resp.hca_core_clock_offset)) { 574 resp.response_length += sizeof(resp.hca_core_clock_offset); 575 if (!err && !mlx4_is_slave(dev->dev)) { 576 resp.comp_mask |= QUERY_DEVICE_RESP_MASK_TIMESTAMP; 577 ======= 578 props->cq_caps.max_cq_moderation_count = MLX4_MAX_CQ_COUNT; 580 581 if (uhw->outlen >= resp.response_length + sizeof(resp.hca_core_clock_offset)) { 582 resp.response_length += sizeof(resp.hca_core_clock_offset); 583 if (!mlx4_get_internal_clock_params(dev->dev, &clock_params)) { 586 resp.hca_core_clock_offset = clock_params.offset % PAGE_SIZE; 587 } 588 } 589 590 if (uhw->outlen >= resp.response_length + 591 sizeof(resp.max_inl_recv_sz)) { 592 resp.response_length += sizeof(resp.max_inl_recv_sz); 593 resp.max_inl_recv_sz = dev->dev->caps.max_rq_sg * 594 sizeof(struct mlx4_wqe_data_seg); 595 } 596 597 if (uhw->outlen) { 598 err = ib_copy_to_udata(uhw, &resp, resp.response_length); 599 if (err) 600 goto out; 601 } 602 out: 603 kfree(in_mad); 604 kfree(out_mad); 605 606 return err; 607 } 608 611 { 612 struct mlx4_dev *dev = to_mdev(device)->dev; 613 614 return dev->caps.port_mask[port_num] == MLX4_PORT_TYPE_IB ? 615 IB_LINK_LAYER_INFINIBAND : IB_LINK_LAYER_ETHERNET; 616 } 617 619 struct ib_port_attr *props, int netw_view) 620 { 621 struct ib_smp *in_mad = NULL; 622 struct ib_smp *out_mad = NULL; 623 int ext_active_speed; 624 int mad_ifc_flags = MLX4_MAD_IFC_IGNORE_KEYS; 625 int err = -ENOMEM; 626 627 in_mad = kzalloc(sizeof *in_mad, GFP_KERNEL); 628 out_mad = kmalloc(sizeof *out_mad, GFP_KERNEL); 629 if (!in_mad || !out_mad) 630 goto out; 631 632 init_query_mad(in_mad); 633 in_mad->attr_id = IB_SMP_ATTR_PORT_INFO; 634 in_mad->attr_mod = cpu_to_be32(port); 635 636 if (mlx4_is_mfunc(to_mdev(ibdev)->dev) && netw_view) 637 mad_ifc_flags |= MLX4_MAD_IFC_NET_VIEW; 638 639 err = mlx4_MAD_IFC(to_mdev(ibdev), mad_ifc_flags, port, NULL, NULL, 640 in_mad, out_mad); 641 if (err) 642 goto out; 643 644 645 props->lid = be16_to_cpup((__be16 *) (out_mad->data + 16)); 646 props->lmc = out_mad->data[34] & 0x7; 647 props->sm_lid = be16_to_cpup((__be16 *) (out_mad->data + 18)); 648 props->sm_sl = out_mad->data[36] & 0xf; 649 props->state = out_mad->data[32] & 0xf; 650 props->phys_state = out_mad->data[33] >> 4; 651 props->port_cap_flags = be32_to_cpup((__be32 *) (out_mad->data + 20)); 652 if (netw_view) 653 props->gid_tbl_len = out_mad->data[50]; 654 else 655 props->gid_tbl_len = to_mdev(ibdev)->dev->caps.gid_table_len[port]; 656 props->max_msg_sz = to_mdev(ibdev)->dev->caps.max_msg_sz; 657 props->pkey_tbl_len = to_mdev(ibdev)->dev->caps.pkey_table_len[port]; 658 props->bad_pkey_cntr = be16_to_cpup((__be16 *) (out_mad->data + 46)); 659 props->qkey_viol_cntr = be16_to_cpup((__be16 *) (out_mad->data + 48)); 660 props->active_width = out_mad->data[31] & 0xf; 661 props->active_speed = out_mad->data[35] >> 4; 662 props->max_mtu = out_mad->data[41] & 0xf; 663 props->active_mtu = out_mad->data[36] >> 4; 664 props->subnet_timeout = out_mad->data[51] & 0x1f; 665 props->max_vl_num = out_mad->data[37] >> 4; 666 props->init_type_reply = out_mad->data[41] >> 4; 667 668 /* Check if extended speeds (EDR/FDR/...) are supported */ 669 if (props->port_cap_flags & IB_PORT_EXTENDED_SPEEDS_SUP) { 670 ext_active_speed = out_mad->data[62] >> 4; 671 672 switch (ext_active_speed) { 673 case 1: 674 props->active_speed = IB_SPEED_FDR; 675 break; 676 case 2: 677 props->active_speed = IB_SPEED_EDR; 678 break; 679 } 680 } 681 682 /* If reported active speed is QDR, check if is FDR-10 */ 683 if (props->active_speed == IB_SPEED_QDR) { 684 init_query_mad(in_mad); 685 in_mad->attr_id = MLX4_ATTR_EXTENDED_PORT_INFO; 686 in_mad->attr_mod = cpu_to_be32(port); 687 688 err = mlx4_MAD_IFC(to_mdev(ibdev), mad_ifc_flags, port, 689 NULL, NULL, in_mad, out_mad); 690 if (err) 691 goto out; 692 693 /* Checking LinkSpeedActive for FDR-10 */ 694 if (out_mad->data[15] & 0x1) 695 props->active_speed = IB_SPEED_FDR10; 696 } 697 698 /* Avoid wrong speed value returned by FW if the IB link is down. */ 699 if (props->state == IB_PORT_DOWN) 700 props->active_speed = IB_SPEED_SDR; 701 702 out: 703 kfree(in_mad); 704 kfree(out_mad); 705 return err; 706 } 707 709 { 710 return state == IB_PORT_ACTIVE ? 5 : 3; 711 } 712 714 struct ib_port_attr *props) 715 { 716 717 struct mlx4_ib_dev *mdev = to_mdev(ibdev); 718 struct mlx4_ib_iboe *iboe = &mdev->iboe; 719 struct net_device *ndev; 720 enum ib_mtu tmp; 721 struct mlx4_cmd_mailbox *mailbox; 722 int err = 0; 723 int is_bonded = mlx4_is_bonded(mdev->dev); 724 725 mailbox = mlx4_alloc_cmd_mailbox(mdev->dev); 726 if (IS_ERR(mailbox)) 727 return PTR_ERR(mailbox); 728 729 err = mlx4_cmd_box(mdev->dev, 0, mailbox->dma, port, 0, 730 MLX4_CMD_QUERY_PORT, MLX4_CMD_TIME_CLASS_B, 731 MLX4_CMD_WRAPPED); 732 if (err) 733 goto out; 734 735 props->active_width = (((u8 *)mailbox->buf)[5] == 0x40) || 736 (((u8 *)mailbox->buf)[5] == 0x20 /*56Gb*/) ? 737 IB_WIDTH_4X : IB_WIDTH_1X; 738 props->active_speed = (((u8 *)mailbox->buf)[5] == 0x20 /*56Gb*/) ? 739 IB_SPEED_FDR : IB_SPEED_QDR; 740 props->port_cap_flags = IB_PORT_CM_SUP | IB_PORT_IP_BASED_GIDS; 741 props->gid_tbl_len = mdev->dev->caps.gid_table_len[port]; 742 props->max_msg_sz = mdev->dev->caps.max_msg_sz; 743 props->pkey_tbl_len = 1; 744 props->max_mtu = IB_MTU_4096; 745 props->max_vl_num = 2; 746 props->state = IB_PORT_DOWN; 747 props->phys_state = state_to_phys_state(props->state); 748 props->active_mtu = IB_MTU_256; 749 spin_lock_bh(&iboe->lock); 750 ndev = iboe->netdevs[port - 1]; 751 if (ndev && is_bonded) { 752 rcu_read_lock(); /* required to get upper dev */ 753 ndev = netdev_master_upper_dev_get_rcu(ndev); 754 rcu_read_unlock(); 755 } 756 if (!ndev) 757 goto out_unlock; 758 759 tmp = iboe_get_mtu(ndev->mtu); 760 props->active_mtu = tmp ? min(props->max_mtu, tmp) : IB_MTU_256; 761 762 props->state = (netif_running(ndev) && netif_carrier_ok(ndev)) ? 763 IB_PORT_ACTIVE : IB_PORT_DOWN; 764 props->phys_state = state_to_phys_state(props->state); 765 out_unlock: 766 spin_unlock_bh(&iboe->lock); 767 out: 768 mlx4_free_cmd_mailbox(mdev->dev, mailbox); 769 return err; 770 } 771 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org