From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 32D68A04B1; Wed, 26 Aug 2020 18:03:01 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id EA7DE1C0CC; Wed, 26 Aug 2020 18:02:18 +0200 (CEST) Received: from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129]) by dpdk.org (Postfix) with ESMTP id 0CC231C0AE for ; Wed, 26 Aug 2020 18:02:10 +0200 (CEST) Received: from Internal Mail-Server by MTLPINE1 (envelope-from jiaweiw@nvidia.com) with SMTP; 26 Aug 2020 19:02:05 +0300 Received: from nvidia.com (gen-l-vrt-280.mtl.labs.mlnx [10.237.45.1]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id 07QG253N017365; Wed, 26 Aug 2020 19:02:05 +0300 From: Jiawei Wang To: orika@nvidia.com, viacheslavo@nvidia.com, matan@nvidia.com Cc: dev@dpdk.org, thomas@monjalon.net, rasland@nvidia.com, ian.stokes@intel.com, fbl@redhat.com, jiaweiw@nvidia.com Date: Wed, 26 Aug 2020 19:02:01 +0300 Message-Id: <1598457725-396788-4-git-send-email-jiaweiw@nvidia.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1598457725-396788-1-git-send-email-jiaweiw@nvidia.com> References: <1594057868-18724-1-git-send-email-jiaweiw@mellanox.com> <1598457725-396788-1-git-send-email-jiaweiw@nvidia.com> Subject: [dpdk-dev] [PATCH v4 3/7] common/mlx5: query sampler object capability via DevX X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Update function mlx5_devx_cmd_query_hca_attr() to add the NIC Flow Table attributes query, then get the log_max_flow_sampler_num from flow table properties. Add the related structs definition in mlx5_prm.h. Signed-off-by: Jiawei Wang Acked-by: Ori Kam --- drivers/common/mlx5/mlx5_devx_cmds.c | 27 +++++++++++++++++++ drivers/common/mlx5/mlx5_devx_cmds.h | 1 + drivers/common/mlx5/mlx5_prm.h | 51 ++++++++++++++++++++++++++++++++++++ 3 files changed, 79 insertions(+) diff --git a/drivers/common/mlx5/mlx5_devx_cmds.c b/drivers/common/mlx5/mlx5_devx_cmds.c index 7c81ae1..fd4e3f2 100644 --- a/drivers/common/mlx5/mlx5_devx_cmds.c +++ b/drivers/common/mlx5/mlx5_devx_cmds.c @@ -751,6 +751,33 @@ struct mlx5_devx_obj * if (!attr->eth_net_offloads) return 0; + /* Query Flow Sampler Capability From FLow Table Properties Layout. */ + memset(in, 0, sizeof(in)); + memset(out, 0, sizeof(out)); + MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP); + MLX5_SET(query_hca_cap_in, in, op_mod, + MLX5_GET_HCA_CAP_OP_MOD_NIC_FLOW_TABLE | + MLX5_HCA_CAP_OPMOD_GET_CUR); + + rc = mlx5_glue->devx_general_cmd(ctx, + in, sizeof(in), + out, sizeof(out)); + if (rc) + goto error; + status = MLX5_GET(query_hca_cap_out, out, status); + syndrome = MLX5_GET(query_hca_cap_out, out, syndrome); + if (status) { + DRV_LOG(DEBUG, "Failed to query devx HCA capabilities, " + "status %x, syndrome = %x", + status, syndrome); + attr->log_max_ft_sampler_num = 0; + return -1; + } + hcattr = MLX5_ADDR_OF(query_hca_cap_out, out, capability); + attr->log_max_ft_sampler_num = + MLX5_GET(flow_table_nic_cap, + hcattr, flow_table_properties.log_max_ft_sampler_num); + /* Query HCA offloads for Ethernet protocol. */ memset(in, 0, sizeof(in)); memset(out, 0, sizeof(out)); diff --git a/drivers/common/mlx5/mlx5_devx_cmds.h b/drivers/common/mlx5/mlx5_devx_cmds.h index 1c84cea..cfa7a7b 100644 --- a/drivers/common/mlx5/mlx5_devx_cmds.h +++ b/drivers/common/mlx5/mlx5_devx_cmds.h @@ -102,6 +102,7 @@ struct mlx5_hca_attr { uint32_t scatter_fcs_w_decap_disable:1; uint32_t regex:1; uint32_t regexp_num_of_engines; + uint32_t log_max_ft_sampler_num:8; struct mlx5_hca_qos_attr qos; struct mlx5_hca_vdpa_attr vdpa; }; diff --git a/drivers/common/mlx5/mlx5_prm.h b/drivers/common/mlx5/mlx5_prm.h index e0ebe12..4a624e1 100644 --- a/drivers/common/mlx5/mlx5_prm.h +++ b/drivers/common/mlx5/mlx5_prm.h @@ -1036,6 +1036,7 @@ enum { MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE = 0x0 << 1, MLX5_GET_HCA_CAP_OP_MOD_ETHERNET_OFFLOAD_CAPS = 0x1 << 1, MLX5_GET_HCA_CAP_OP_MOD_QOS_CAP = 0xc << 1, + MLX5_GET_HCA_CAP_OP_MOD_NIC_FLOW_TABLE = 0x7 << 1, MLX5_GET_HCA_CAP_OP_MOD_VDPA_EMULATION = 0x13 << 1, }; @@ -1470,12 +1471,62 @@ struct mlx5_ifc_virtio_emulation_cap_bits { u8 reserved_at_1c0[0x620]; }; +struct mlx5_ifc_flow_table_prop_layout_bits { + u8 ft_support[0x1]; + u8 flow_tag[0x1]; + u8 flow_counter[0x1]; + u8 flow_modify_en[0x1]; + u8 modify_root[0x1]; + u8 identified_miss_table[0x1]; + u8 flow_table_modify[0x1]; + u8 reformat[0x1]; + u8 decap[0x1]; + u8 reset_root_to_default[0x1]; + u8 pop_vlan[0x1]; + u8 push_vlan[0x1]; + u8 fpga_vendor_acceleration[0x1]; + u8 pop_vlan_2[0x1]; + u8 push_vlan_2[0x1]; + u8 reformat_and_vlan_action[0x1]; + u8 modify_and_vlan_action[0x1]; + u8 sw_owner[0x1]; + u8 reformat_l3_tunnel_to_l2[0x1]; + u8 reformat_l2_to_l3_tunnel[0x1]; + u8 reformat_and_modify_action[0x1]; + u8 reserved_at_15[0x9]; + u8 sw_owner_v2[0x1]; + u8 reserved_at_1f[0x1]; + u8 reserved_at_20[0x2]; + u8 log_max_ft_size[0x6]; + u8 log_max_modify_header_context[0x8]; + u8 max_modify_header_actions[0x8]; + u8 max_ft_level[0x8]; + u8 reserved_at_40[0x8]; + u8 log_max_ft_sampler_num[8]; + u8 metadata_reg_b_width[0x8]; + u8 metadata_reg_a_width[0x8]; + u8 reserved_at_60[0x18]; + u8 log_max_ft_num[0x8]; + u8 reserved_at_80[0x10]; + u8 log_max_flow_counter[0x8]; + u8 log_max_destination[0x8]; + u8 reserved_at_a0[0x18]; + u8 log_max_flow[0x8]; + u8 reserved_at_c0[0x140]; +}; + +struct mlx5_ifc_flow_table_nic_cap_bits { + u8 reserved_at_0[0x200]; + struct mlx5_ifc_flow_table_prop_layout_bits flow_table_properties; +}; + union mlx5_ifc_hca_cap_union_bits { struct mlx5_ifc_cmd_hca_cap_bits cmd_hca_cap; struct mlx5_ifc_per_protocol_networking_offload_caps_bits per_protocol_networking_offload_caps; struct mlx5_ifc_qos_cap_bits qos_cap; struct mlx5_ifc_virtio_emulation_cap_bits vdpa_caps; + struct mlx5_ifc_flow_table_nic_cap_bits flow_table_nic_cap; u8 reserved_at_0[0x8000]; }; -- 1.8.3.1