From c7d4e6ab3165693342c21f6faf80d983137fee0c Mon Sep 17 00:00:00 2001 From: Jiri Pirko Date: Tue, 1 Nov 2022 15:27:43 +0100 Subject: net/mlx5e: Propagate an internal event in case uplink netdev changes Whenever uplink netdev is set/cleared, propagate newly introduced event to inform notifier blocks netdev was added/removed. Move the set() helper to core.c from header, introduce clear() and netdev_added_event_replay() helpers. The last one is going to be called from rdma driver, so export it. Signed-off-by: Jiri Pirko Signed-off-by: Saeed Mahameed --- include/linux/mlx5/device.h | 1 + include/linux/mlx5/driver.h | 5 +++++ 2 files changed, 6 insertions(+) (limited to 'include/linux') diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h index 29d4b201c7b2..f2b271169daf 100644 --- a/include/linux/mlx5/device.h +++ b/include/linux/mlx5/device.h @@ -362,6 +362,7 @@ enum mlx5_event { enum mlx5_driver_event { MLX5_DRIVER_EVENT_TYPE_TRAP = 0, + MLX5_DRIVER_EVENT_UPLINK_NETDEV, }; enum { diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h index d476255c9a3f..cc48aa308269 100644 --- a/include/linux/mlx5/driver.h +++ b/include/linux/mlx5/driver.h @@ -49,6 +49,7 @@ #include #include #include +#include #include #include @@ -674,6 +675,7 @@ struct mlx5e_resources { } hw_objs; struct devlink_port dl_port; struct net_device *uplink_netdev; + struct mutex uplink_netdev_lock; }; enum mlx5_sw_icm_type { @@ -1011,6 +1013,9 @@ int mlx5_cmd_exec_polling(struct mlx5_core_dev *dev, void *in, int in_size, void *out, int out_size); bool mlx5_cmd_is_down(struct mlx5_core_dev *dev); +void mlx5_core_uplink_netdev_set(struct mlx5_core_dev *mdev, struct net_device *netdev); +void mlx5_core_uplink_netdev_event_replay(struct mlx5_core_dev *mdev); + int mlx5_core_get_caps(struct mlx5_core_dev *dev, enum mlx5_cap_type cap_type); void mlx5_health_cleanup(struct mlx5_core_dev *dev); int mlx5_health_init(struct mlx5_core_dev *dev); -- cgit v1.2.3 From 7368f221e09eac116050475bec5a292a85c5ea8a Mon Sep 17 00:00:00 2001 From: Patrisious Haddad Date: Wed, 4 Jan 2023 20:17:52 -0800 Subject: net/mlx5: Introduce new destination type TABLE_TYPE This new destination type supports flow transition between different table types, e.g. from NIC_RX to RDMA_RX or from RDMA_TX to NIC_TX. Signed-off-by: Patrisious Haddad Reviewed-by: Leon Romanovsky Signed-off-by: Saeed Mahameed Signed-off-by: Leon Romanovsky --- include/linux/mlx5/mlx5_ifc.h | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) (limited to 'include/linux') diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index 2d17b6a6d82d..c3d3a2eef7d4 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -315,6 +315,11 @@ enum { MLX5_CMD_OP_GENERAL_END = 0xd00, }; +enum { + MLX5_FT_NIC_RX_2_NIC_RX_RDMA = BIT(0), + MLX5_FT_NIC_TX_RDMA_2_NIC_TX = BIT(1), +}; + struct mlx5_ifc_flow_table_fields_supported_bits { u8 outer_dmac[0x1]; u8 outer_smac[0x1]; @@ -1903,7 +1908,8 @@ struct mlx5_ifc_cmd_hca_cap_2_bits { u8 reserved_at_e0[0xc0]; - u8 reserved_at_1a0[0xb]; + u8 flow_table_type_2_type[0x8]; + u8 reserved_at_1a8[0x3]; u8 log_min_mkey_entity_size[0x5]; u8 reserved_at_1b0[0x10]; @@ -1927,6 +1933,7 @@ enum mlx5_ifc_flow_destination_type { MLX5_IFC_FLOW_DESTINATION_TYPE_TIR = 0x2, MLX5_IFC_FLOW_DESTINATION_TYPE_FLOW_SAMPLER = 0x6, MLX5_IFC_FLOW_DESTINATION_TYPE_UPLINK = 0x8, + MLX5_IFC_FLOW_DESTINATION_TYPE_TABLE_TYPE = 0xA, }; enum mlx5_flow_table_miss_action { @@ -1941,7 +1948,8 @@ struct mlx5_ifc_dest_format_struct_bits { u8 destination_eswitch_owner_vhca_id_valid[0x1]; u8 packet_reformat[0x1]; - u8 reserved_at_22[0xe]; + u8 reserved_at_22[0x6]; + u8 destination_table_type[0x8]; u8 destination_eswitch_owner_vhca_id[0x10]; }; -- cgit v1.2.3 From 4f226b71f5edc33843e21f92ebe97b1561804d52 Mon Sep 17 00:00:00 2001 From: Mark Zhang Date: Wed, 4 Jan 2023 20:17:53 -0800 Subject: net/mlx5: Implement new destination type TABLE_TYPE Implement new destination type to support flow transition between different table types. e.g. from NIC_RX to RDMA_RX or from RDMA_TX to NIC_TX. The new destination is described in the tracepoint as follows: "mlx5_fs_add_rule: rule=00000000d53cd0ed fte=0000000048a8a6ed index=0 sw_action=<> [dst] flow_table_type=7 id:262152" Signed-off-by: Mark Zhang Signed-off-by: Patrisious Haddad Reviewed-by: Leon Romanovsky Signed-off-by: Saeed Mahameed Signed-off-by: Leon Romanovsky --- drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.c | 4 ++++ drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c | 6 ++++++ drivers/net/ethernet/mellanox/mlx5/core/fs_core.c | 3 ++- include/linux/mlx5/fs.h | 1 + 4 files changed, 13 insertions(+), 1 deletion(-) (limited to 'include/linux') diff --git a/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.c b/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.c index 2732128e7a6e..6d73127b7217 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.c @@ -275,6 +275,10 @@ const char *parse_fs_dst(struct trace_seq *p, fs_dest_range_field_to_str(dst->range.field), dst->range.min, dst->range.max); break; + case MLX5_FLOW_DESTINATION_TYPE_TABLE_TYPE: + trace_seq_printf(p, "flow_table_type=%u id:%u\n", dst->ft->type, + dst->ft->id); + break; case MLX5_FLOW_DESTINATION_TYPE_NONE: trace_seq_printf(p, "none\n"); break; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c index 32d4c967469c..a3a9cc6f15ca 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c @@ -653,6 +653,12 @@ static int mlx5_cmd_set_fte(struct mlx5_core_dev *dev, id = dst->dest_attr.sampler_id; ifc_type = MLX5_IFC_FLOW_DESTINATION_TYPE_FLOW_SAMPLER; break; + case MLX5_FLOW_DESTINATION_TYPE_TABLE_TYPE: + MLX5_SET(dest_format_struct, in_dests, + destination_table_type, dst->dest_attr.ft->type); + id = dst->dest_attr.ft->id; + ifc_type = MLX5_IFC_FLOW_DESTINATION_TYPE_TABLE_TYPE; + break; default: id = dst->dest_attr.tir_num; ifc_type = MLX5_IFC_FLOW_DESTINATION_TYPE_TIR; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index 5a85d8c1e797..2333f835fb70 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -449,7 +449,8 @@ static bool is_fwd_dest_type(enum mlx5_flow_destination_type type) type == MLX5_FLOW_DESTINATION_TYPE_VPORT || type == MLX5_FLOW_DESTINATION_TYPE_FLOW_SAMPLER || type == MLX5_FLOW_DESTINATION_TYPE_TIR || - type == MLX5_FLOW_DESTINATION_TYPE_RANGE; + type == MLX5_FLOW_DESTINATION_TYPE_RANGE || + type == MLX5_FLOW_DESTINATION_TYPE_TABLE_TYPE; } static bool check_valid_spec(const struct mlx5_flow_spec *spec) diff --git a/include/linux/mlx5/fs.h b/include/linux/mlx5/fs.h index ba6958b49a8e..1d2a0638ae74 100644 --- a/include/linux/mlx5/fs.h +++ b/include/linux/mlx5/fs.h @@ -51,6 +51,7 @@ enum mlx5_flow_destination_type { MLX5_FLOW_DESTINATION_TYPE_COUNTER, MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE_NUM, MLX5_FLOW_DESTINATION_TYPE_RANGE, + MLX5_FLOW_DESTINATION_TYPE_TABLE_TYPE, }; enum { -- cgit v1.2.3 From f91ddd3aa4b313aa4b792d1588ccb63c3e4ace0b Mon Sep 17 00:00:00 2001 From: Mark Zhang Date: Wed, 4 Jan 2023 20:17:54 -0800 Subject: net/mlx5: Add IPSec priorities in RDMA namespaces Add IPSec flow steering priorities in RDMA namespaces. This allows adding tables/rules to forward RoCEv2 traffic to the IPSec crypto tables in NIC_TX domain, and accept RoCEv2 traffic from NIC_RX domain. Signed-off-by: Mark Zhang Signed-off-by: Patrisious Haddad Reviewed-by: Maor Gottlieb Reviewed-by: Leon Romanovsky Signed-off-by: Saeed Mahameed Signed-off-by: Leon Romanovsky --- drivers/net/ethernet/mellanox/mlx5/core/fs_core.c | 35 +++++++++++++++++++++-- include/linux/mlx5/fs.h | 2 ++ 2 files changed, 35 insertions(+), 2 deletions(-) (limited to 'include/linux') diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index 2333f835fb70..eac9fd35129d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -219,19 +219,30 @@ static struct init_tree_node egress_root_fs = { }; enum { + RDMA_RX_IPSEC_PRIO, RDMA_RX_COUNTERS_PRIO, RDMA_RX_BYPASS_PRIO, RDMA_RX_KERNEL_PRIO, }; +#define RDMA_RX_IPSEC_NUM_PRIOS 1 +#define RDMA_RX_IPSEC_NUM_LEVELS 2 +#define RDMA_RX_IPSEC_MIN_LEVEL (RDMA_RX_IPSEC_NUM_LEVELS) + #define RDMA_RX_BYPASS_MIN_LEVEL MLX5_BY_PASS_NUM_REGULAR_PRIOS #define RDMA_RX_KERNEL_MIN_LEVEL (RDMA_RX_BYPASS_MIN_LEVEL + 1) #define RDMA_RX_COUNTERS_MIN_LEVEL (RDMA_RX_KERNEL_MIN_LEVEL + 2) static struct init_tree_node rdma_rx_root_fs = { .type = FS_TYPE_NAMESPACE, - .ar_size = 3, + .ar_size = 4, .children = (struct init_tree_node[]) { + [RDMA_RX_IPSEC_PRIO] = + ADD_PRIO(0, RDMA_RX_IPSEC_MIN_LEVEL, 0, + FS_CHAINING_CAPS, + ADD_NS(MLX5_FLOW_TABLE_MISS_ACTION_DEF, + ADD_MULTIPLE_PRIO(RDMA_RX_IPSEC_NUM_PRIOS, + RDMA_RX_IPSEC_NUM_LEVELS))), [RDMA_RX_COUNTERS_PRIO] = ADD_PRIO(0, RDMA_RX_COUNTERS_MIN_LEVEL, 0, FS_CHAINING_CAPS, @@ -254,15 +265,20 @@ static struct init_tree_node rdma_rx_root_fs = { enum { RDMA_TX_COUNTERS_PRIO, + RDMA_TX_IPSEC_PRIO, RDMA_TX_BYPASS_PRIO, }; #define RDMA_TX_BYPASS_MIN_LEVEL MLX5_BY_PASS_NUM_PRIOS #define RDMA_TX_COUNTERS_MIN_LEVEL (RDMA_TX_BYPASS_MIN_LEVEL + 1) +#define RDMA_TX_IPSEC_NUM_PRIOS 1 +#define RDMA_TX_IPSEC_PRIO_NUM_LEVELS 1 +#define RDMA_TX_IPSEC_MIN_LEVEL (RDMA_TX_COUNTERS_MIN_LEVEL + RDMA_TX_IPSEC_NUM_PRIOS) + static struct init_tree_node rdma_tx_root_fs = { .type = FS_TYPE_NAMESPACE, - .ar_size = 2, + .ar_size = 3, .children = (struct init_tree_node[]) { [RDMA_TX_COUNTERS_PRIO] = ADD_PRIO(0, RDMA_TX_COUNTERS_MIN_LEVEL, 0, @@ -270,6 +286,13 @@ static struct init_tree_node rdma_tx_root_fs = { ADD_NS(MLX5_FLOW_TABLE_MISS_ACTION_DEF, ADD_MULTIPLE_PRIO(MLX5_RDMA_TX_NUM_COUNTERS_PRIOS, RDMA_TX_COUNTERS_PRIO_NUM_LEVELS))), + [RDMA_TX_IPSEC_PRIO] = + ADD_PRIO(0, RDMA_TX_IPSEC_MIN_LEVEL, 0, + FS_CHAINING_CAPS, + ADD_NS(MLX5_FLOW_TABLE_MISS_ACTION_DEF, + ADD_MULTIPLE_PRIO(RDMA_TX_IPSEC_NUM_PRIOS, + RDMA_TX_IPSEC_PRIO_NUM_LEVELS))), + [RDMA_TX_BYPASS_PRIO] = ADD_PRIO(0, RDMA_TX_BYPASS_MIN_LEVEL, 0, FS_CHAINING_CAPS_RDMA_TX, @@ -2368,6 +2391,14 @@ struct mlx5_flow_namespace *mlx5_get_flow_namespace(struct mlx5_core_dev *dev, root_ns = steering->rdma_tx_root_ns; prio = RDMA_TX_COUNTERS_PRIO; break; + case MLX5_FLOW_NAMESPACE_RDMA_RX_IPSEC: + root_ns = steering->rdma_rx_root_ns; + prio = RDMA_RX_IPSEC_PRIO; + break; + case MLX5_FLOW_NAMESPACE_RDMA_TX_IPSEC: + root_ns = steering->rdma_tx_root_ns; + prio = RDMA_TX_IPSEC_PRIO; + break; default: /* Must be NIC RX */ WARN_ON(!is_nic_rx_ns(type)); root_ns = steering->root_ns; diff --git a/include/linux/mlx5/fs.h b/include/linux/mlx5/fs.h index 1d2a0638ae74..d72a09a3798c 100644 --- a/include/linux/mlx5/fs.h +++ b/include/linux/mlx5/fs.h @@ -103,6 +103,8 @@ enum mlx5_flow_namespace_type { MLX5_FLOW_NAMESPACE_PORT_SEL, MLX5_FLOW_NAMESPACE_RDMA_RX_COUNTERS, MLX5_FLOW_NAMESPACE_RDMA_TX_COUNTERS, + MLX5_FLOW_NAMESPACE_RDMA_RX_IPSEC, + MLX5_FLOW_NAMESPACE_RDMA_TX_IPSEC, }; enum { -- cgit v1.2.3 From 4b7296aa6c6618d6a6840fbe857e4990f626bd90 Mon Sep 17 00:00:00 2001 From: Or Har-Toov Date: Tue, 17 Jan 2023 15:14:49 +0200 Subject: net/mlx5: Expose bits for querying special mkeys Add needed HW bits to query the values of all special mkeys. Link: https://lore.kernel.org/r/080ebb563a9717c15b1ea75d669aede676df386b.1673960981.git.leon@kernel.org Signed-off-by: Or Har-Toov Reviewed-by: Michael Guralnik Signed-off-by: Leon Romanovsky Signed-off-by: Jason Gunthorpe --- include/linux/mlx5/mlx5_ifc.h | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'include/linux') diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index c3d3a2eef7d4..67cfac8fbe46 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -1485,7 +1485,9 @@ struct mlx5_ifc_cmd_hca_cap_bits { u8 relaxed_ordering_write[0x1]; u8 relaxed_ordering_read[0x1]; u8 log_max_mkey[0x6]; - u8 reserved_at_f0[0x8]; + u8 reserved_at_f0[0x6]; + u8 terminate_scatter_list_mkey[0x1]; + u8 repeated_mkey[0x1]; u8 dump_fill_mkey[0x1]; u8 reserved_at_f9[0x2]; u8 fast_teardown[0x1]; @@ -5210,7 +5212,11 @@ struct mlx5_ifc_query_special_contexts_out_bits { u8 null_mkey[0x20]; - u8 reserved_at_a0[0x60]; + u8 terminate_scatter_list_mkey[0x20]; + + u8 repeated_mkey[0x20]; + + u8 reserved_at_a0[0x20]; }; struct mlx5_ifc_query_special_contexts_in_bits { -- cgit v1.2.3 From a419bfb7632095410adc3aecb1e863568f049add Mon Sep 17 00:00:00 2001 From: Or Har-Toov Date: Tue, 17 Jan 2023 15:14:50 +0200 Subject: net/mlx5: Change define name for 0x100 lkey value Change define of 0x100 lkey value from MLX5_INVALID_LKEY to be MLX5_TERMINATE_SCATTER_LIST_LKEY as 0x100 is the value of terminate_scatter_list_mkey. Link: https://lore.kernel.org/r/3a116dc3fbae4cb6b76a63d27d418830b06ade0c.1673960981.git.leon@kernel.org Signed-off-by: Or Har-Toov Reviewed-by: Michael Guralnik Signed-off-by: Leon Romanovsky Signed-off-by: Jason Gunthorpe --- drivers/infiniband/hw/mlx5/odp.c | 10 +++++----- drivers/infiniband/hw/mlx5/srq.c | 2 +- drivers/infiniband/hw/mlx5/wr.c | 2 +- drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 3 ++- include/linux/mlx5/qp.h | 2 +- 5 files changed, 10 insertions(+), 9 deletions(-) (limited to 'include/linux') diff --git a/drivers/infiniband/hw/mlx5/odp.c b/drivers/infiniband/hw/mlx5/odp.c index e6e021af6aa9..b4ebeadce67c 100644 --- a/drivers/infiniband/hw/mlx5/odp.c +++ b/drivers/infiniband/hw/mlx5/odp.c @@ -986,7 +986,7 @@ static int pagefault_data_segments(struct mlx5_ib_dev *dev, { int ret = 0, npages = 0; u64 io_virt; - u32 key; + __be32 key; u32 byte_count; size_t bcnt; int inline_segment; @@ -1000,7 +1000,7 @@ static int pagefault_data_segments(struct mlx5_ib_dev *dev, struct mlx5_wqe_data_seg *dseg = wqe; io_virt = be64_to_cpu(dseg->addr); - key = be32_to_cpu(dseg->lkey); + key = dseg->lkey; byte_count = be32_to_cpu(dseg->byte_count); inline_segment = !!(byte_count & MLX5_INLINE_SEG); bcnt = byte_count & ~MLX5_INLINE_SEG; @@ -1014,8 +1014,8 @@ static int pagefault_data_segments(struct mlx5_ib_dev *dev, } /* receive WQE end of sg list. */ - if (receive_queue && bcnt == 0 && key == MLX5_INVALID_LKEY && - io_virt == 0) + if (receive_queue && bcnt == 0 && + key == MLX5_TERMINATE_SCATTER_LIST_LKEY && io_virt == 0) break; if (!inline_segment && total_wqe_bytes) { @@ -1034,7 +1034,7 @@ static int pagefault_data_segments(struct mlx5_ib_dev *dev, continue; } - ret = pagefault_single_data_segment(dev, NULL, key, + ret = pagefault_single_data_segment(dev, NULL, be32_to_cpu(key), io_virt, bcnt, &pfault->bytes_committed, bytes_mapped); diff --git a/drivers/infiniband/hw/mlx5/srq.c b/drivers/infiniband/hw/mlx5/srq.c index 09b365a98bbf..0ac8d2c57365 100644 --- a/drivers/infiniband/hw/mlx5/srq.c +++ b/drivers/infiniband/hw/mlx5/srq.c @@ -447,7 +447,7 @@ int mlx5_ib_post_srq_recv(struct ib_srq *ibsrq, const struct ib_recv_wr *wr, if (i < srq->msrq.max_avail_gather) { scat[i].byte_count = 0; - scat[i].lkey = cpu_to_be32(MLX5_INVALID_LKEY); + scat[i].lkey = MLX5_TERMINATE_SCATTER_LIST_LKEY; scat[i].addr = 0; } } diff --git a/drivers/infiniband/hw/mlx5/wr.c b/drivers/infiniband/hw/mlx5/wr.c index 855f3f4fefad..bc44551493e2 100644 --- a/drivers/infiniband/hw/mlx5/wr.c +++ b/drivers/infiniband/hw/mlx5/wr.c @@ -1252,7 +1252,7 @@ int mlx5_ib_post_recv(struct ib_qp *ibqp, const struct ib_recv_wr *wr, if (i < qp->rq.max_gs) { scat[i].byte_count = 0; - scat[i].lkey = cpu_to_be32(MLX5_INVALID_LKEY); + scat[i].lkey = MLX5_TERMINATE_SCATTER_LIST_LKEY; scat[i].addr = 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 85b51039d2a6..a941a4880cc5 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -829,7 +829,8 @@ static int mlx5e_alloc_rq(struct mlx5e_params *params, /* check if num_frags is not a pow of two */ if (rq->wqe.info.num_frags < (1 << rq->wqe.info.log_num_frags)) { wqe->data[f].byte_count = 0; - wqe->data[f].lkey = cpu_to_be32(MLX5_INVALID_LKEY); + wqe->data[f].lkey = + MLX5_TERMINATE_SCATTER_LIST_LKEY; wqe->data[f].addr = 0; } } diff --git a/include/linux/mlx5/qp.h b/include/linux/mlx5/qp.h index 4657d5c54abe..df55fbb65717 100644 --- a/include/linux/mlx5/qp.h +++ b/include/linux/mlx5/qp.h @@ -36,7 +36,7 @@ #include #include -#define MLX5_INVALID_LKEY 0x100 +#define MLX5_TERMINATE_SCATTER_LIST_LKEY cpu_to_be32(0x100) /* UMR (3 WQE_BB's) + SIG (3 WQE_BB's) + PSV (mem) + PSV (wire) */ #define MLX5_SIG_WQE_SIZE (MLX5_SEND_WQE_BB * 8) #define MLX5_DIF_SIZE 8 -- cgit v1.2.3