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dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=nvidia.com; Received-SPF: Pass (protection.outlook.com: domain of nvidia.com designates 216.228.117.161 as permitted sender) receiver=protection.outlook.com; client-ip=216.228.117.161; helo=mail.nvidia.com; pr=C Received: from mail.nvidia.com (216.228.117.161) by CO1NAM11FT065.mail.protection.outlook.com (10.13.174.62) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6411.29 via Frontend Transport; Thu, 25 May 2023 07:41:27 +0000 Received: from rnnvmail201.nvidia.com (10.129.68.8) by mail.nvidia.com (10.129.200.67) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.5; Thu, 25 May 2023 00:41:14 -0700 Received: from nvidia.com (10.126.231.35) by rnnvmail201.nvidia.com (10.129.68.8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.37; Thu, 25 May 2023 00:41:12 -0700 From: Dong Zhou To: , , , "Matan Azrad" , Suanming Mou CC: , Subject: [PATCH v3 2/3] net/mlx5: add support for infiniband BTH match Date: Thu, 25 May 2023 10:40:40 +0300 Message-ID: <20230525074041.2370704-3-dongzhou@nvidia.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20230525074041.2370704-1-dongzhou@nvidia.com> References: <20230524100805.2215154-1-dongzhou@nvidia.com> <20230525074041.2370704-1-dongzhou@nvidia.com> MIME-Version: 1.0 X-Originating-IP: [10.126.231.35] X-ClientProxiedBy: rnnvmail203.nvidia.com (10.129.68.9) To rnnvmail201.nvidia.com (10.129.68.8) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1NAM11FT065:EE_|DM6PR12MB4878:EE_ X-MS-Office365-Filtering-Correlation-Id: 25c192ac-19b5-469d-a805-08db5cf37304 X-LD-Processed: 43083d15-7273-40c1-b7db-39efd9ccc17a,ExtAddr X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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DIR:OUT; SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 May 2023 07:41:27.8144 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 25c192ac-19b5-469d-a805-08db5cf37304 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.117.161]; Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT065.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR12MB4878 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org This patch adds support to match opcode and dst_qp fields in infiniband BTH. Currently, only the RoCEv2 packet is supported, the input BTH match item is defaulted to match one RoCEv2 packet. Signed-off-by: Dong Zhou Acked-by: Ori Kam --- drivers/common/mlx5/mlx5_prm.h | 5 +- drivers/net/mlx5/mlx5_flow.h | 6 ++ drivers/net/mlx5/mlx5_flow_dv.c | 102 ++++++++++++++++++++++++++++++++ 3 files changed, 111 insertions(+), 2 deletions(-) diff --git a/drivers/common/mlx5/mlx5_prm.h b/drivers/common/mlx5/mlx5_prm.h index ed3d5efbb7..8f55fd59b3 100644 --- a/drivers/common/mlx5/mlx5_prm.h +++ b/drivers/common/mlx5/mlx5_prm.h @@ -932,7 +932,7 @@ struct mlx5_ifc_fte_match_set_misc_bits { u8 gre_key_h[0x18]; u8 gre_key_l[0x8]; u8 vxlan_vni[0x18]; - u8 reserved_at_b8[0x8]; + u8 bth_opcode[0x8]; u8 geneve_vni[0x18]; u8 lag_rx_port_affinity[0x4]; u8 reserved_at_e8[0x2]; @@ -945,7 +945,8 @@ struct mlx5_ifc_fte_match_set_misc_bits { u8 reserved_at_120[0xa]; u8 geneve_opt_len[0x6]; u8 geneve_protocol_type[0x10]; - u8 reserved_at_140[0x20]; + u8 reserved_at_140[0x8]; + u8 bth_dst_qp[0x18]; u8 inner_esp_spi[0x20]; u8 outer_esp_spi[0x20]; u8 reserved_at_1a0[0x60]; diff --git a/drivers/net/mlx5/mlx5_flow.h b/drivers/net/mlx5/mlx5_flow.h index 1d116ea0f6..c1d6a71708 100644 --- a/drivers/net/mlx5/mlx5_flow.h +++ b/drivers/net/mlx5/mlx5_flow.h @@ -227,6 +227,9 @@ enum mlx5_feature_name { /* Aggregated affinity item */ #define MLX5_FLOW_ITEM_AGGR_AFFINITY (UINT64_C(1) << 49) +/* IB BTH ITEM. */ +#define MLX5_FLOW_ITEM_IB_BTH (1ull << 51) + /* Outer Masks. */ #define MLX5_FLOW_LAYER_OUTER_L3 \ (MLX5_FLOW_LAYER_OUTER_L3_IPV4 | MLX5_FLOW_LAYER_OUTER_L3_IPV6) @@ -364,6 +367,9 @@ enum mlx5_feature_name { #define MLX5_UDP_PORT_VXLAN 4789 #define MLX5_UDP_PORT_VXLAN_GPE 4790 +/* UDP port numbers for RoCEv2. */ +#define MLX5_UDP_PORT_ROCEv2 4791 + /* UDP port numbers for GENEVE. */ #define MLX5_UDP_PORT_GENEVE 6081 diff --git a/drivers/net/mlx5/mlx5_flow_dv.c b/drivers/net/mlx5/mlx5_flow_dv.c index d14661298c..a3b72dbb5f 100644 --- a/drivers/net/mlx5/mlx5_flow_dv.c +++ b/drivers/net/mlx5/mlx5_flow_dv.c @@ -7193,6 +7193,65 @@ flow_dv_validate_item_flex(struct rte_eth_dev *dev, return 0; } +/** + * Validate IB BTH item. + * + * @param[in] dev + * Pointer to the rte_eth_dev structure. + * @param[in] udp_dport + * UDP destination port + * @param[in] item + * Item specification. + * @param root + * Whether action is on root table. + * @param[out] error + * Pointer to the error structure. + * + * @return + * 0 on success, a negative errno value otherwise and rte_errno is set. + */ +static int +mlx5_flow_validate_item_ib_bth(struct rte_eth_dev *dev, + uint16_t udp_dport, + const struct rte_flow_item *item, + bool root, + struct rte_flow_error *error) +{ + const struct rte_flow_item_ib_bth *mask = item->mask; + struct mlx5_priv *priv = dev->data->dev_private; + const struct rte_flow_item_ib_bth *valid_mask; + int ret; + + valid_mask = &rte_flow_item_ib_bth_mask; + if (udp_dport && udp_dport != MLX5_UDP_PORT_ROCEv2) + return rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ITEM, item, + "protocol filtering not compatible" + " with UDP layer"); + if (mask && (mask->hdr.se || mask->hdr.m || mask->hdr.padcnt || + mask->hdr.tver || mask->hdr.pkey || mask->hdr.f || mask->hdr.b || + mask->hdr.rsvd0 || mask->hdr.a || mask->hdr.rsvd1 || + mask->hdr.psn[0] || mask->hdr.psn[1] || mask->hdr.psn[2])) + return rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ITEM, item, + "only opcode and dst_qp are supported"); + if (root || priv->sh->steering_format_version == + MLX5_STEERING_LOGIC_FORMAT_CONNECTX_5) + return rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ITEM, + item, + "IB BTH item is not supported"); + if (!mask) + mask = &rte_flow_item_ib_bth_mask; + ret = mlx5_flow_item_acceptable(item, (const uint8_t *)mask, + (const uint8_t *)valid_mask, + sizeof(struct rte_flow_item_ib_bth), + MLX5_ITEM_RANGE_NOT_ACCEPTED, error); + if (ret < 0) + return ret; + return 0; +} + /** * Internal validation function. For validating both actions and items. * @@ -7700,6 +7759,14 @@ flow_dv_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr, return ret; last_item = MLX5_FLOW_ITEM_AGGR_AFFINITY; break; + case RTE_FLOW_ITEM_TYPE_IB_BTH: + ret = mlx5_flow_validate_item_ib_bth(dev, udp_dport, + items, is_root, error); + if (ret < 0) + return ret; + + last_item = MLX5_FLOW_ITEM_IB_BTH; + break; default: return rte_flow_error_set(error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, @@ -10971,6 +11038,37 @@ flow_dv_translate_item_aggr_affinity(void *key, affinity_v->affinity & affinity_m->affinity); } +static void +flow_dv_translate_item_ib_bth(void *key, + const struct rte_flow_item *item, + int inner, uint32_t key_type) +{ + const struct rte_flow_item_ib_bth *bth_m; + const struct rte_flow_item_ib_bth *bth_v; + void *headers_v, *misc_v; + uint16_t udp_dport; + char *qpn_v; + int i, size; + + headers_v = inner ? MLX5_ADDR_OF(fte_match_param, key, inner_headers) : + MLX5_ADDR_OF(fte_match_param, key, outer_headers); + if (!MLX5_GET16(fte_match_set_lyr_2_4, headers_v, udp_dport)) { + udp_dport = key_type & MLX5_SET_MATCHER_M ? + 0xFFFF : MLX5_UDP_PORT_ROCEv2; + MLX5_SET(fte_match_set_lyr_2_4, headers_v, udp_dport, udp_dport); + } + if (MLX5_ITEM_VALID(item, key_type)) + return; + MLX5_ITEM_UPDATE(item, key_type, bth_v, bth_m, &rte_flow_item_ib_bth_mask); + misc_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters); + MLX5_SET(fte_match_set_misc, misc_v, bth_opcode, + bth_v->hdr.opcode & bth_m->hdr.opcode); + qpn_v = MLX5_ADDR_OF(fte_match_set_misc, misc_v, bth_dst_qp); + size = sizeof(bth_m->hdr.dst_qp); + for (i = 0; i < size; ++i) + qpn_v[i] = bth_m->hdr.dst_qp[i] & bth_v->hdr.dst_qp[i]; +} + static uint32_t matcher_zero[MLX5_ST_SZ_DW(fte_match_param)] = { 0 }; #define HEADER_IS_ZERO(match_criteria, headers) \ @@ -13772,6 +13870,10 @@ flow_dv_translate_items(struct rte_eth_dev *dev, flow_dv_translate_item_aggr_affinity(key, items, key_type); last_item = MLX5_FLOW_ITEM_AGGR_AFFINITY; break; + case RTE_FLOW_ITEM_TYPE_IB_BTH: + flow_dv_translate_item_ib_bth(key, items, tunnel, key_type); + last_item = MLX5_FLOW_ITEM_IB_BTH; + break; default: break; }