mellanox/mlx4/main.c

295 					      struct mlx4_dev_cap *dev_cap)
304 		      dev_cap->reserved_uars /
344 static int mlx4_query_func(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
355 		dev_cap->max_eqs = func.max_eq;
356 		dev_cap->reserved_eqs = func.rsvd_eqs;
357 		dev_cap->reserved_uars = func.rsvd_uars;
365 	struct mlx4_caps *dev_cap = &dev->caps;
368 	if (!(dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_EQE_STRIDE) ||
369 	    !(dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_CQE_STRIDE))
375 	if (!(dev_cap->flags & MLX4_DEV_CAP_FLAG_64B_EQE) ||
376 	    !(dev_cap->flags & MLX4_DEV_CAP_FLAG_64B_CQE)) {
377 		dev_cap->flags2 &= ~MLX4_DEV_CAP_FLAG2_CQE_STRIDE;
378 		dev_cap->flags2 &= ~MLX4_DEV_CAP_FLAG2_EQE_STRIDE;
385 		dev_cap->flags &= ~MLX4_DEV_CAP_FLAG_64B_CQE;
386 		dev_cap->flags &= ~MLX4_DEV_CAP_FLAG_64B_EQE;
389 			dev_cap->function_caps |= MLX4_FUNC_CAP_EQE_CQE_STRIDE;
393 		dev_cap->flags2 &= ~MLX4_DEV_CAP_FLAG2_CQE_STRIDE;
394 		dev_cap->flags2 &= ~MLX4_DEV_CAP_FLAG2_EQE_STRIDE;
458 static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
463 	err = mlx4_QUERY_DEV_CAP(dev, dev_cap);
468 	mlx4_dev_cap_dump(dev, dev_cap);
470 	if (dev_cap->min_page_sz > PAGE_SIZE) {
472 			 dev_cap->min_page_sz, PAGE_SIZE);
475 	if (dev_cap->num_ports > MLX4_MAX_PORTS) {
477 			 dev_cap->num_ports, MLX4_MAX_PORTS);
481 	if (dev_cap->uar_size > pci_resource_len(dev->persist->pdev, 2)) {
483 			 dev_cap->uar_size,
489 	dev->caps.num_ports	     = dev_cap->num_ports;
490 	dev->caps.num_sys_eqs = dev_cap->num_sys_eqs;
491 	dev->phys_caps.num_phys_eqs = dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_SYS_EQS ?
495 		err = _mlx4_dev_port(dev, i, dev_cap->port_cap + i);
502 	dev->caps.map_clock_to_user  = dev_cap->map_clock_to_user;
504 	dev->caps.num_uars	     = dev_cap->uar_size / PAGE_SIZE;
505 	dev->caps.local_ca_ack_delay = dev_cap->local_ca_ack_delay;
506 	dev->caps.bf_reg_size	     = dev_cap->bf_reg_size;
507 	dev->caps.bf_regs_per_page   = dev_cap->bf_regs_per_page;
508 	dev->caps.max_sq_sg	     = dev_cap->max_sq_sg;
509 	dev->caps.max_rq_sg	     = dev_cap->max_rq_sg;
510 	dev->caps.max_wqes	     = dev_cap->max_qp_sz;
511 	dev->caps.max_qp_init_rdma   = dev_cap->max_requester_per_qp;
512 	dev->caps.max_srq_wqes	     = dev_cap->max_srq_sz;
513 	dev->caps.max_srq_sge	     = dev_cap->max_rq_sg - 1;
514 	dev->caps.reserved_srqs	     = dev_cap->reserved_srqs;
515 	dev->caps.max_sq_desc_sz     = dev_cap->max_sq_desc_sz;
516 	dev->caps.max_rq_desc_sz     = dev_cap->max_rq_desc_sz;
521 	dev->caps.max_cqes	     = dev_cap->max_cq_sz - 1;
522 	dev->caps.reserved_cqs	     = dev_cap->reserved_cqs;
523 	dev->caps.reserved_eqs	     = dev_cap->reserved_eqs;
524 	dev->caps.reserved_mtts      = dev_cap->reserved_mtts;
525 	dev->caps.reserved_mrws	     = dev_cap->reserved_mrws;
527 	dev->caps.reserved_pds	     = dev_cap->reserved_pds;
529 					dev_cap->reserved_xrcds : 0;
531 					dev_cap->max_xrcds : 0;
532 	dev->caps.mtt_entry_sz       = dev_cap->mtt_entry_sz;
534 	dev->caps.max_msg_sz         = dev_cap->max_msg_sz;
535 	dev->caps.page_size_cap	     = ~(u32) (dev_cap->min_page_sz - 1);
536 	dev->caps.flags		     = dev_cap->flags;
537 	dev->caps.flags2	     = dev_cap->flags2;
538 	dev->caps.bmme_flags	     = dev_cap->bmme_flags;
539 	dev->caps.reserved_lkey	     = dev_cap->reserved_lkey;
540 	dev->caps.stat_rate_support  = dev_cap->stat_rate_support;
541 	dev->caps.max_gso_sz	     = dev_cap->max_gso_sz;
542 	dev->caps.max_rss_tbl_sz     = dev_cap->max_rss_tbl_sz;
543 	dev->caps.wol_port[1]          = dev_cap->wol_port[1];
544 	dev->caps.wol_port[2]          = dev_cap->wol_port[2];
545 	dev->caps.health_buffer_addrs  = dev_cap->health_buffer_addrs;
557 		mlx4_set_num_reserved_uars(dev, dev_cap);
637 		if (dev->caps.log_num_macs > dev_cap->port_cap[i].log_max_macs) {
638 			dev->caps.log_num_macs = dev_cap->port_cap[i].log_max_macs;
642 		if (dev->caps.log_num_vlans > dev_cap->port_cap[i].log_max_vlans) {
643 			dev->caps.log_num_vlans = dev_cap->port_cap[i].log_max_vlans;
657 	dev->caps.max_counters = dev_cap->max_counters;
659 	dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW] = dev_cap->reserved_qps;
667 	if (dev_cap->dmfs_high_rate_qpn_base > 0 &&
669 		dev->caps.dmfs_high_rate_qpn_base = dev_cap->dmfs_high_rate_qpn_base;
674 	if (dev_cap->dmfs_high_rate_qpn_range > 0 &&
676 		dev->caps.dmfs_high_rate_qpn_range = dev_cap->dmfs_high_rate_qpn_range;
686 	dev->caps.rl_caps = dev_cap->rl_caps;
699 		if (dev_cap->flags &
706 		if (dev_cap->flags2 &
710 			dev_cap->flags2 &= ~MLX4_DEV_CAP_FLAG2_CQE_STRIDE;
711 			dev_cap->flags2 &= ~MLX4_DEV_CAP_FLAG2_EQE_STRIDE;
844 				       struct mlx4_dev_cap *dev_cap,
849 		dev->caps.num_qp_per_mgm = dev_cap->fs_max_num_qp_per_entry;
851 			dev_cap->fs_log_max_ucast_qp_range_size;
912 	struct mlx4_dev_cap	   *dev_cap;
918 	dev_cap = kzalloc(sizeof(*dev_cap), GFP_KERNEL);
919 	if (!hca_param || !func_cap || !dev_cap) {
943 	err = mlx4_dev_cap(dev, dev_cap);
974 	mlx4_set_num_reserved_uars(dev, dev_cap);
1074 	slave_adjust_steering_mode(dev, dev_cap, hca_param);
1091 	kfree(dev_cap);
1669 static int mlx4_init_icm(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap,
1700 	err = mlx4_init_cmpt_table(dev, init_hca->cmpt_base, dev_cap->cmpt_entry_sz);
1709 				  init_hca->eqc_base, dev_cap->eqc_entry_sz,
1739 				  dev_cap->dmpt_entry_sz,
1749 				  dev_cap->qpc_entry_sz,
1760 				  dev_cap->aux_entry_sz,
1771 				  dev_cap->altc_entry_sz,
1782 				  dev_cap->rdmarc_entry_sz << priv->qp_table.rdmarc_shift,
1793 				  dev_cap->cqc_entry_sz,
1803 				  dev_cap->srq_entry_sz,
2199 				 struct mlx4_dev_cap *dev_cap)
2213 	    dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_FS_EN &&
2215 	     (dev_cap->fs_max_num_qp_per_entry >=
2217 	    choose_log_fs_mgm_entry_size(dev_cap->fs_max_num_qp_per_entry) >=
2220 			choose_log_fs_mgm_entry_size(dev_cap->fs_max_num_qp_per_entry);
2222 		dev->caps.num_qp_per_mgm = dev_cap->fs_max_num_qp_per_entry;
2224 			dev_cap->fs_log_max_ucast_qp_range_size;
2252 				       struct mlx4_dev_cap *dev_cap)
2255 	    dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_VXLAN_OFFLOADS)
2328 	struct mlx4_dev_cap	  *dev_cap = NULL;
2336 		dev_cap = kzalloc(sizeof(*dev_cap), GFP_KERNEL);
2339 		if (!dev_cap || !init_hca) {
2344 		err = mlx4_dev_cap(dev, dev_cap);
2350 		choose_steering_mode(dev, dev_cap);
2351 		choose_tunnel_offload_mode(dev, dev_cap);
2374 		icm_size = mlx4_make_profile(dev, &profile, dev_cap,
2395 		err = mlx4_init_icm(dev, dev_cap, init_hca, icm_size);
2405 		if (dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_SYS_EQS) {
2406 			err = mlx4_query_func(dev, dev_cap);
2411 				dev->caps.num_eqs = dev_cap->max_eqs;
2412 				dev->caps.reserved_eqs = dev_cap->reserved_eqs;
2413 				dev->caps.reserved_uars = dev_cap->reserved_uars;
2525 	kfree(dev_cap);
3350 static int mlx4_check_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap,
3355 	if (!(dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_80_VFS) &&
3402 	struct mlx4_dev_cap *dev_cap = NULL;
3505 		/* when we hit the goto slave_start below, dev_cap already initialized */
3506 		if (!dev_cap) {
3507 			dev_cap = kzalloc(sizeof(*dev_cap), GFP_KERNEL);
3509 			if (!dev_cap) {
3514 			err = mlx4_QUERY_DEV_CAP(dev, dev_cap);
3520 			if (mlx4_check_dev_cap(dev, dev_cap, nvfs))
3523 			if (!(dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_SYS_EQS)) {
3548 			memset(dev_cap, 0, sizeof(*dev_cap));
3549 			err = mlx4_QUERY_DEV_CAP(dev, dev_cap);
3555 			if (mlx4_check_dev_cap(dev, dev_cap, nvfs))
3583 	if (mlx4_is_master(dev) && (dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_SYS_EQS)) {
3719 	kfree(dev_cap);
3787 	kfree(dev_cap);