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GET /api/patches/45323/?format=api
{ "id": 45323, "url": "https://patches.dpdk.org/api/patches/45323/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/20180925134718.18945-4-jackmin@mellanox.com/", "project": { "id": 1, "url": "https://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<20180925134718.18945-4-jackmin@mellanox.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20180925134718.18945-4-jackmin@mellanox.com", "date": "2018-09-25T13:47:18", "name": "[3/3] net/mlx5: eswitch-modify TTL actions", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "e35d16f39d11e04e038ac2cc53dee621f497d4ba", "submitter": { "id": 1065, "url": "https://patches.dpdk.org/api/people/1065/?format=api", "name": "Xiaoyu Min", "email": "jackmin@mellanox.com" }, "delegate": { "id": 319, "url": "https://patches.dpdk.org/api/users/319/?format=api", "username": "fyigit", "first_name": "Ferruh", "last_name": "Yigit", "email": "ferruh.yigit@amd.com" }, "mbox": "https://patches.dpdk.org/project/dpdk/patch/20180925134718.18945-4-jackmin@mellanox.com/mbox/", "series": [ { "id": 1495, "url": "https://patches.dpdk.org/api/series/1495/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=1495", "date": "2018-09-25T13:47:15", "name": "ethdev: add generic TTL rewrite actions", "version": 1, "mbox": "https://patches.dpdk.org/series/1495/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/45323/comments/", "check": "warning", "checks": "https://patches.dpdk.org/api/patches/45323/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 061E91B1F3;\n\tTue, 25 Sep 2018 15:48:05 +0200 (CEST)", "from EUR01-VE1-obe.outbound.protection.outlook.com\n\t(mail-ve1eur01on0060.outbound.protection.outlook.com [104.47.1.60])\n\tby dpdk.org (Postfix) with ESMTP id 0CD071B1EA\n\tfor <dev@dpdk.org>; Tue, 25 Sep 2018 15:48:03 +0200 (CEST)", "from dev-r630-08.mtbc.labs.mlnx (118.201.220.138) by\n\tDB6PR0501MB2023.eurprd05.prod.outlook.com (2603:10a6:4:6::17) with\n\tMicrosoft SMTP Server (version=TLS1_2,\n\tcipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id\n\t15.20.1164.22; Tue, 25 Sep 2018 13:47:59 +0000" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; 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"SFV:NSPM;\n\tSFS:(10009020)(346002)(366004)(136003)(396003)(39860400002)(376002)(199004)(189003)(6512007)(4326008)(446003)(68736007)(11346002)(476003)(486006)(86362001)(2616005)(575784001)(16586007)(956004)(3846002)(14444005)(5660300001)(25786009)(6506007)(316002)(6636002)(106356001)(26005)(110136005)(105586002)(6666003)(6116002)(386003)(1076002)(50226002)(186003)(16526019)(2906002)(36756003)(478600001)(81156014)(305945005)(7736002)(50466002)(52116002)(48376002)(81166006)(51416003)(8676002)(97736004)(76176011)(66066001)(53936002)(47776003)(6486002)(8936002)(34290500001);\n\tDIR:OUT; SFP:1101; SCL:1; SRVR:DB6PR0501MB2023;\n\tH:dev-r630-08.mtbc.labs.mlnx; \n\tFPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; ", "Received-SPF": "None (protection.outlook.com: mellanox.com does not designate\n\tpermitted sender hosts)", "X-Microsoft-Antispam-Message-Info": "Y7YorWrPvQr13AB/9I26akQNzwqTsIjRQ/bmUuUh38L8jBZ/d7d+bTZojfzJ5F1Os7UPw20ZPyN0pXSq2zbWsvY3FAHBvHQTwr1Nu3CrRhqj/AEkyGRefKGlu6IFYckNI+zgve+DgQ5FzabWzrDeXkE9ZZ5aUHFBQGRRHeFEMOIFvhtqeISRfDTkwWONONrAmFXJzsA/yltcixRZS7h9Bmh7JA6w2d5xmU4xDv+JRDNR04GDyh4sdFmzP0dqTk+EbTgjztQlzCwhV9LsnPWV8k2AaROEbtSJ8emwpAgfx1o98voOZiYb85Iu8AzNrdDwLv78CDQCyESU4U128DwMvZ7V8MAbQkmWgHHeGjVEDow=", "SpamDiagnosticOutput": "1:99", "SpamDiagnosticMetadata": "NSPM", "X-OriginatorOrg": "Mellanox.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "25 Sep 2018 13:47:59.5098\n\t(UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "cbf026f3-4bca-44b7-a141-08d622ed82e6", "X-MS-Exchange-CrossTenant-FromEntityHeader": "Hosted", "X-MS-Exchange-CrossTenant-Id": "a652971c-7d2e-4d9b-a6a4-d149256f461b", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "DB6PR0501MB2023", "Subject": "[dpdk-dev] [PATCH 3/3] net/mlx5: eswitch-modify TTL actions", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "Offload following modify TTL actions to E-Swtich via\nTC-Flower driver\n\n- RTE_FLOW_ACTION_TYPE_SET_TTL\n- RTE_FLOW_ACTION_TYPE_DEC_TTL\n\nThe corresponding IP protocol rte_flow_item_ipv[4|6]\nmust be present in rte_flow pattern otherwith PMD\nreturn error\n\nSigned-off-by: Xiaoyu Min <jackmin@mellanox.com>\n---\n drivers/net/mlx5/mlx5_flow.h | 2 +\n drivers/net/mlx5/mlx5_flow_tcf.c | 74 +++++++++++++++++++++++++++++++-\n 2 files changed, 74 insertions(+), 2 deletions(-)", "diff": "diff --git a/drivers/net/mlx5/mlx5_flow.h b/drivers/net/mlx5/mlx5_flow.h\nindex be182a643..5237e31dd 100644\n--- a/drivers/net/mlx5/mlx5_flow.h\n+++ b/drivers/net/mlx5/mlx5_flow.h\n@@ -93,6 +93,8 @@\n #define MLX5_ACTION_SET_IPV6_DST (1u << 14)\n #define MLX5_ACTION_SET_TP_SRC (1u << 15)\n #define MLX5_ACTION_SET_TP_DST (1u << 16)\n+#define MLX5_ACTION_SET_TTL (1u << 17)\n+#define MLX5_ACTION_DEC_TTL (1u << 18)\n \n /* possible L3 layers protocols filtering. */\n #define MLX5_IP_PROTOCOL_TCP 6\ndiff --git a/drivers/net/mlx5/mlx5_flow_tcf.c b/drivers/net/mlx5/mlx5_flow_tcf.c\nindex 85c92f369..af88c4a0d 100644\n--- a/drivers/net/mlx5/mlx5_flow_tcf.c\n+++ b/drivers/net/mlx5/mlx5_flow_tcf.c\n@@ -217,6 +217,10 @@ struct tc_pedit_sel {\n #define TP_PORT_LEN 2 /* Transport Port (UDP/TCP) Length */\n #endif\n \n+#ifndef TTL_LEN\n+#define TTL_LEN 1\n+#endif\n+\n /** Empty masks for known item types. */\n static const union {\n \tstruct rte_flow_item_port_id port_id;\n@@ -297,7 +301,9 @@ struct flow_tcf_ptoi {\n \t\t(act) == RTE_FLOW_ACTION_TYPE_SET_IPV6_SRC || \\\n \t\t(act) == RTE_FLOW_ACTION_TYPE_SET_IPV6_DST || \\\n \t\t(act) == RTE_FLOW_ACTION_TYPE_SET_TP_SRC || \\\n-\t\t(act) == RTE_FLOW_ACTION_TYPE_SET_TP_DST) ? \\\n+\t\t(act) == RTE_FLOW_ACTION_TYPE_SET_TP_DST || \\\n+\t\t(act) == RTE_FLOW_ACTION_TYPE_SET_TTL || \\\n+\t\t(act) == RTE_FLOW_ACTION_TYPE_DEC_TTL) ? \\\n \t\t1 : 0; })\n #define MAX_PEDIT_KEYS (128)\n #define SZ_PEDIT_KEY_VAL (4)\n@@ -321,6 +327,34 @@ flow_tcf_calc_pedit_keys(const uint64_t size)\n \treturn keys;\n }\n \n+static void\n+flow_tcf_pedit_key_set_dec_ttl(const struct rte_flow_action *actions,\n+\t\t\t\tstruct pedit_parser *p_parser,\n+\t\t\t\tuint64_t item_flags)\n+{\n+\tint idx = p_parser->sel.nkeys;\n+\n+\tp_parser->keys[idx].mask = 0xFFFFFF00;\n+\tif (item_flags & MLX5_FLOW_LAYER_OUTER_L3_IPV4) {\n+\t\tp_parser->keys_ex[idx].htype = TCA_PEDIT_KEY_EX_HDR_TYPE_IP4;\n+\t\tp_parser->keys[idx].off = 8; /* IPv4 TTL Offset */\n+\t}\n+\tif (item_flags & MLX5_FLOW_LAYER_OUTER_L3_IPV6) {\n+\t\tp_parser->keys_ex[idx].htype = TCA_PEDIT_KEY_EX_HDR_TYPE_IP6;\n+\t\tp_parser->keys[idx].off = 7; /* IPv6 HopLimit Offset */\n+\t}\n+\tif (actions->type == RTE_FLOW_ACTION_TYPE_DEC_TTL) {\n+\t\tp_parser->keys_ex[idx].cmd = TCA_PEDIT_KEY_EX_CMD_ADD;\n+\t\tp_parser->keys[idx].val = 0xFF;\n+\t} else {\n+\t\tp_parser->keys_ex[idx].cmd = TCA_PEDIT_KEY_EX_CMD_SET;\n+\t\tp_parser->keys[idx].val =\n+\t\t\t((const struct rte_flow_action_set_ttl *)\n+\t\t\t actions->conf)->ttl_value;\n+\t}\n+\tp_parser->sel.nkeys = (++idx);\n+}\n+\n static void\n flow_tcf_pedit_key_set_tp_port(const struct rte_flow_action *actions,\n \t\t\t\tstruct pedit_parser *p_parser,\n@@ -408,6 +442,11 @@ flow_tcf_create_pedit_mnl_msg(struct nlmsghdr *nl,\n \t\t\tflow_tcf_pedit_key_set_tp_port(*actions,\n \t\t\t\t\t\t\t&p_parser, item_flags);\n \t\t\tbreak;\n+\t\tcase RTE_FLOW_ACTION_TYPE_SET_TTL:\n+\t\tcase RTE_FLOW_ACTION_TYPE_DEC_TTL:\n+\t\t\tflow_tcf_pedit_key_set_dec_ttl(*actions,\n+\t\t\t\t\t\t\t&p_parser, item_flags);\n+\t\t\tbreak;\n \t\tdefault:\n \t\t\tgoto pedit_mnl_msg_done;\n \t\t}\n@@ -488,6 +527,14 @@ flow_tcf_get_pedit_actions_size(const struct rte_flow_action **actions,\n \t\t\tkeys += flow_tcf_calc_pedit_keys(TP_PORT_LEN);\n \t\t\tflags |= MLX5_ACTION_SET_TP_DST;\n \t\t\tbreak;\n+\t\tcase RTE_FLOW_ACTION_TYPE_SET_TTL:\n+\t\t\tkeys += flow_tcf_calc_pedit_keys(TTL_LEN);\n+\t\t\tflags |= MLX5_ACTION_SET_TTL;\n+\t\t\tbreak;\n+\t\tcase RTE_FLOW_ACTION_TYPE_DEC_TTL:\n+\t\t\tkeys += flow_tcf_calc_pedit_keys(TTL_LEN);\n+\t\t\tflags |= MLX5_ACTION_DEC_TTL;\n+\t\t\tbreak;\n \t\tdefault:\n \t\t\tgoto get_pedit_action_size_done;\n \t\t}\n@@ -988,13 +1035,20 @@ flow_tcf_validate(struct rte_eth_dev *dev,\n \t\tcase RTE_FLOW_ACTION_TYPE_SET_TP_DST:\n \t\t\taction_flags |= MLX5_ACTION_SET_TP_DST;\n \t\t\tbreak;\n+\t\tcase RTE_FLOW_ACTION_TYPE_SET_TTL:\n+\t\t\taction_flags |= MLX5_ACTION_SET_TTL;\n+\t\t\tbreak;\n+\t\tcase RTE_FLOW_ACTION_TYPE_DEC_TTL:\n+\t\t\taction_flags |= MLX5_ACTION_DEC_TTL;\n+\t\t\tbreak;\n \t\tdefault:\n \t\t\treturn rte_flow_error_set(error, ENOTSUP,\n \t\t\t\t\t\t RTE_FLOW_ERROR_TYPE_ACTION,\n \t\t\t\t\t\t actions,\n \t\t\t\t\t\t \"action not supported\");\n \t\t}\n-\t\tif (IS_MODIFY_ACTION(actions->type)) {\n+\t\tif (IS_MODIFY_ACTION(actions->type) &&\n+\t\t actions->type != RTE_FLOW_ACTION_TYPE_DEC_TTL) {\n \t\t\tif (!actions->conf)\n \t\t\t\treturn rte_flow_error_set(error, ENOTSUP,\n \t\t\t\t\t\tRTE_FLOW_ERROR_TYPE_ACTION_CONF,\n@@ -1029,6 +1083,16 @@ flow_tcf_validate(struct rte_eth_dev *dev,\n \t\t\t\t\t\t\"no TCP/UDP item found in\"\n \t\t\t\t\t\t\" pattern\");\n \t}\n+\tif (action_flags &\n+\t (MLX5_ACTION_SET_TTL | MLX5_ACTION_DEC_TTL)) {\n+\t\tif (!(item_flags &\n+\t\t (MLX5_FLOW_LAYER_OUTER_L3_IPV4 |\n+\t\t MLX5_FLOW_LAYER_OUTER_L3_IPV6)))\n+\t\t\treturn rte_flow_error_set(error, ENOTSUP,\n+\t\t\t\t\t\t RTE_FLOW_ERROR_TYPE_ACTION,\n+\t\t\t\t\t\t actions,\n+\t\t\t\t\t\t \"no IP found in pattern\");\n+\t}\n \treturn 0;\n }\n \n@@ -1178,6 +1242,8 @@ flow_tcf_get_actions_and_size(const struct rte_flow_action actions[],\n \t\tcase RTE_FLOW_ACTION_TYPE_SET_IPV6_DST:\n \t\tcase RTE_FLOW_ACTION_TYPE_SET_TP_SRC:\n \t\tcase RTE_FLOW_ACTION_TYPE_SET_TP_DST:\n+\t\tcase RTE_FLOW_ACTION_TYPE_SET_TTL:\n+\t\tcase RTE_FLOW_ACTION_TYPE_DEC_TTL:\n \t\t\tsize += flow_tcf_get_pedit_actions_size(&actions,\n \t\t\t\t\t\t\t\t&flags);\n \t\t\tbreak;\n@@ -1451,6 +1517,7 @@ flow_tcf_translate(struct rte_eth_dev *dev, struct mlx5_flow *dev_flow,\n \t\t\t\t\t\t RTE_BE16(0x0fff)));\n \t\t\tbreak;\n \t\tcase RTE_FLOW_ITEM_TYPE_IPV4:\n+\t\t\titem_flags |= MLX5_FLOW_LAYER_OUTER_L3_IPV4;\n \t\t\tmask.ipv4 = flow_tcf_item_mask\n \t\t\t\t(items, &rte_flow_item_ipv4_mask,\n \t\t\t\t &flow_tcf_mask_supported.ipv4,\n@@ -1490,6 +1557,7 @@ flow_tcf_translate(struct rte_eth_dev *dev, struct mlx5_flow *dev_flow,\n \t\t\t}\n \t\t\tbreak;\n \t\tcase RTE_FLOW_ITEM_TYPE_IPV6:\n+\t\t\titem_flags |= MLX5_FLOW_LAYER_OUTER_L3_IPV6;\n \t\t\tmask.ipv6 = flow_tcf_item_mask\n \t\t\t\t(items, &rte_flow_item_ipv6_mask,\n \t\t\t\t &flow_tcf_mask_supported.ipv6,\n@@ -1718,6 +1786,8 @@ flow_tcf_translate(struct rte_eth_dev *dev, struct mlx5_flow *dev_flow,\n \t\tcase RTE_FLOW_ACTION_TYPE_SET_IPV6_DST:\n \t\tcase RTE_FLOW_ACTION_TYPE_SET_TP_SRC:\n \t\tcase RTE_FLOW_ACTION_TYPE_SET_TP_DST:\n+\t\tcase RTE_FLOW_ACTION_TYPE_SET_TTL:\n+\t\tcase RTE_FLOW_ACTION_TYPE_DEC_TTL:\n \t\t\tna_act_index =\n \t\t\t\tmnl_attr_nest_start(nlh, na_act_index_cur++);\n \t\t\tflow_tcf_create_pedit_mnl_msg(nlh,\n", "prefixes": [ "3/3" ] }