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GET /api/patches/133719/?format=api
{ "id": 133719, "url": "http://patches.dpdk.org/api/patches/133719/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20231101074039.3088716-9-haijie1@huawei.com/", "project": { "id": 1, "url": "http://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": "<20231101074039.3088716-9-haijie1@huawei.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20231101074039.3088716-9-haijie1@huawei.com", "date": "2023-11-01T07:40:37", "name": "[v8,08/10] ethdev: add API to get RSS algorithm names", "commit_ref": null, "pull_url": null, "state": "changes-requested", "archived": true, "hash": "5b7263f3a2ef4e9e05f506be794c8d2a8ebb16e7", "submitter": { "id": 2935, "url": "http://patches.dpdk.org/api/people/2935/?format=api", "name": "Jie Hai", "email": "haijie1@huawei.com" }, "delegate": { "id": 319, "url": "http://patches.dpdk.org/api/users/319/?format=api", "username": "fyigit", "first_name": "Ferruh", "last_name": "Yigit", "email": "ferruh.yigit@amd.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20231101074039.3088716-9-haijie1@huawei.com/mbox/", "series": [ { "id": 30092, "url": "http://patches.dpdk.org/api/series/30092/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=30092", "date": "2023-11-01T07:40:32", "name": "support setting and querying RSS algorithms", "version": 8, "mbox": "http://patches.dpdk.org/series/30092/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/133719/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/133719/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from mails.dpdk.org (mails.dpdk.org [217.70.189.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 125E84325D;\n\tWed, 1 Nov 2023 08:45:12 +0100 (CET)", "from mails.dpdk.org (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id EB26B42D92;\n\tWed, 1 Nov 2023 08:44:31 +0100 (CET)", "from szxga03-in.huawei.com (szxga03-in.huawei.com [45.249.212.189])\n by mails.dpdk.org (Postfix) with ESMTP id C5CEC402DC\n for <dev@dpdk.org>; Wed, 1 Nov 2023 08:44:23 +0100 (CET)", "from kwepemi500020.china.huawei.com (unknown [172.30.72.56])\n by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4SKzS16YMyzMmMF;\n Wed, 1 Nov 2023 15:40:01 +0800 (CST)", "from localhost.localdomain (10.67.165.2) by\n kwepemi500020.china.huawei.com (7.221.188.8) with Microsoft SMTP Server\n (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id\n 15.1.2507.31; Wed, 1 Nov 2023 15:44:22 +0800" ], "From": "Jie Hai <haijie1@huawei.com>", "To": "<haijie1@huawei.com>, <dev@dpdk.org>, Thomas Monjalon\n <thomas@monjalon.net>, Ferruh Yigit <ferruh.yigit@amd.com>, Andrew Rybchenko\n <andrew.rybchenko@oktetlabs.ru>", "CC": "<lihuisong@huawei.com>, <fengchengwen@huawei.com>,\n <liudongdong3@huawei.com>", "Subject": "[PATCH v8 08/10] ethdev: add API to get RSS algorithm names", "Date": "Wed, 1 Nov 2023 15:40:37 +0800", "Message-ID": "<20231101074039.3088716-9-haijie1@huawei.com>", "X-Mailer": "git-send-email 2.30.0", "In-Reply-To": "<20231101074039.3088716-1-haijie1@huawei.com>", "References": "<20230315110033.30143-1-liudongdong3@huawei.com>\n <20231101074039.3088716-1-haijie1@huawei.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-Originating-IP": "[10.67.165.2]", "X-ClientProxiedBy": "dggems706-chm.china.huawei.com (10.3.19.183) To\n kwepemi500020.china.huawei.com (7.221.188.8)", "X-CFilter-Loop": "Reflected", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <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 <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org" }, "content": "This patch adds new API rte_eth_dev_rss_algo_name() to get\nname of a RSS algorithm and document it.\n\nSigned-off-by: Jie Hai <haijie1@huawei.com>\nAcked-by: Huisong Li <lihuisong@huawei.com>\n---\n doc/guides/rel_notes/release_23_11.rst | 4 ++++\n lib/ethdev/rte_ethdev.c | 25 +++++++++++++++++++++++++\n lib/ethdev/rte_ethdev.h | 16 ++++++++++++++++\n lib/ethdev/version.map | 1 +\n 4 files changed, 46 insertions(+)", "diff": "diff --git a/doc/guides/rel_notes/release_23_11.rst b/doc/guides/rel_notes/release_23_11.rst\nindex e207786044f9..5276d302c40b 100644\n--- a/doc/guides/rel_notes/release_23_11.rst\n+++ b/doc/guides/rel_notes/release_23_11.rst\n@@ -122,6 +122,10 @@ New Features\n a group's miss actions, which are the actions to be performed on packets\n that didn't match any of the flow rules in the group.\n \n+* **Added new API for RSS hash algorithm**\n+ Added new function ``rte_eth_dev_rss_algo_name`` to get name of RSS hash\n+ algorithm.\n+\n * **Updated Amazon ena (Elastic Network Adapter) net driver.**\n \n * Upgraded ENA HAL to latest version.\ndiff --git a/lib/ethdev/rte_ethdev.c b/lib/ethdev/rte_ethdev.c\nindex f9bd99d07eb1..cd19ea89e1f9 100644\n--- a/lib/ethdev/rte_ethdev.c\n+++ b/lib/ethdev/rte_ethdev.c\n@@ -160,6 +160,17 @@ enum {\n \tSTAT_QMAP_RX\n };\n \n+static const struct {\n+\tenum rte_eth_hash_function algo;\n+\tconst char *name;\n+} rte_eth_dev_rss_algo_names[] = {\n+\t{RTE_ETH_HASH_FUNCTION_DEFAULT, \"default\"},\n+\t{RTE_ETH_HASH_FUNCTION_SIMPLE_XOR, \"simple_xor\"},\n+\t{RTE_ETH_HASH_FUNCTION_TOEPLITZ, \"toeplitz\"},\n+\t{RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ, \"symmetric_toeplitz\"},\n+\t{RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ_SORT, \"symmetric_toeplitz_sort\"},\n+};\n+\n int\n rte_eth_iterator_init(struct rte_dev_iterator *iter, const char *devargs_str)\n {\n@@ -4792,6 +4803,20 @@ rte_eth_dev_rss_hash_conf_get(uint16_t port_id,\n \treturn ret;\n }\n \n+const char *\n+rte_eth_dev_rss_algo_name(enum rte_eth_hash_function rss_algo)\n+{\n+\tconst char *name = \"Unknown function\";\n+\tunsigned int i;\n+\n+\tfor (i = 0; i < RTE_DIM(rte_eth_dev_rss_algo_names); i++) {\n+\t\tif (rss_algo == rte_eth_dev_rss_algo_names[i].algo)\n+\t\t\treturn rte_eth_dev_rss_algo_names[i].name;\n+\t}\n+\n+\treturn name;\n+}\n+\n int\n rte_eth_dev_udp_tunnel_port_add(uint16_t port_id,\n \t\t\t\tstruct rte_eth_udp_tunnel *udp_tunnel)\ndiff --git a/lib/ethdev/rte_ethdev.h b/lib/ethdev/rte_ethdev.h\nindex 76c45bd759e4..f7339fd5adce 100644\n--- a/lib/ethdev/rte_ethdev.h\n+++ b/lib/ethdev/rte_ethdev.h\n@@ -4644,6 +4644,22 @@ int\n rte_eth_dev_rss_hash_conf_get(uint16_t port_id,\n \t\t\t struct rte_eth_rss_conf *rss_conf);\n \n+/**\n+ * @warning\n+ * @b EXPERIMENTAL: this API may change, or be removed, without prior notice\n+ *\n+ * Get the name of RSS hash algorithm.\n+ *\n+ * @param rss_algo\n+ * Hash algorithm.\n+ *\n+ * @return\n+ * Hash algorithm name or 'UNKNOWN' if the rss_algo cannot be recognized.\n+ */\n+__rte_experimental\n+const char *\n+rte_eth_dev_rss_algo_name(enum rte_eth_hash_function rss_algo);\n+\n /**\n * Add UDP tunneling port for a type of tunnel.\n *\ndiff --git a/lib/ethdev/version.map b/lib/ethdev/version.map\nindex 919ba5b8e65b..9336522b713c 100644\n--- a/lib/ethdev/version.map\n+++ b/lib/ethdev/version.map\n@@ -314,6 +314,7 @@ EXPERIMENTAL {\n \trte_flow_restore_info_dynflag;\n \n \t# added in 23.11\n+\trte_eth_dev_rss_algo_name;\n \trte_eth_recycle_rx_queue_info_get;\n \trte_flow_group_set_miss_actions;\n \trte_flow_calc_table_hash;\n", "prefixes": [ "v8", "08/10" ] }