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GET /api/patches/134733/?format=api
{ "id": 134733, "url": "https://patches.dpdk.org/api/patches/134733/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/20231130104415.1064644-2-haijie1@huawei.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": "<20231130104415.1064644-2-haijie1@huawei.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20231130104415.1064644-2-haijie1@huawei.com", "date": "2023-11-30T10:44:14", "name": "[RESEND,1/2] ethdev: add new API to get RSS hash algorithm by name", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "68da8e08c96f1a555d00b681eb69703ce82db967", "submitter": { "id": 2935, "url": "https://patches.dpdk.org/api/people/2935/?format=api", "name": "Jie Hai", "email": "haijie1@huawei.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/20231130104415.1064644-2-haijie1@huawei.com/mbox/", "series": [ { "id": 30423, "url": "https://patches.dpdk.org/api/series/30423/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=30423", "date": "2023-11-30T10:44:13", "name": "app/testpmd: support set RSS hash algorithm", "version": 1, "mbox": "https://patches.dpdk.org/series/30423/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/134733/comments/", "check": "success", "checks": "https://patches.dpdk.org/api/patches/134733/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 A5B5F4340F;\n\tThu, 30 Nov 2023 11:48:08 +0100 (CET)", "from mails.dpdk.org (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 9DD0042EC9;\n\tThu, 30 Nov 2023 11:48:04 +0100 (CET)", "from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188])\n by mails.dpdk.org (Postfix) with ESMTP id 6AD3642E94\n for <dev@dpdk.org>; Thu, 30 Nov 2023 11:48:01 +0100 (CET)", "from kwepemd100004.china.huawei.com (unknown [172.30.72.55])\n by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4SgtDd5c8HzWhty;\n Thu, 30 Nov 2023 18:47:13 +0800 (CST)", "from localhost.localdomain (10.67.165.2) by\n kwepemd100004.china.huawei.com (7.221.188.31) with Microsoft SMTP Server\n (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id\n 15.2.1258.28; Thu, 30 Nov 2023 18:47:58 +0800" ], "From": "Jie Hai <haijie1@huawei.com>", "To": "<thomas@monjalon.net>, <ferruh.yigit@amd.com>, <dev@dpdk.org>,\n <andrew.rybchenko@oktetlabs.ru>", "CC": "<fengchengwen@huawei.com>, <lihuisong@huawei.com>", "Subject": "[RESEND 1/2] ethdev: add new API to get RSS hash algorithm by name", "Date": "Thu, 30 Nov 2023 18:44:14 +0800", "Message-ID": "<20231130104415.1064644-2-haijie1@huawei.com>", "X-Mailer": "git-send-email 2.30.0", "In-Reply-To": "<20231130104415.1064644-1-haijie1@huawei.com>", "References": "<20231122094900.788126-1-haijie1@huawei.com>\n <20231130104415.1064644-1-haijie1@huawei.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-Originating-IP": "[10.67.165.2]", "X-ClientProxiedBy": "dggems702-chm.china.huawei.com (10.3.19.179) To\n kwepemd100004.china.huawei.com (7.221.188.31)", "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 supports conversion from names to hash algorithm\n(see RTE_ETH_HASH_FUNCTION_XXX).\n\nSigned-off-by: Jie Hai <haijie1@huawei.com>\nReviewed-by: Huisong Li <lihuisong@huawei.com>\n---\n doc/guides/rel_notes/release_24_03.rst | 5 +++++\n lib/ethdev/rte_ethdev.c | 15 +++++++++++++++\n lib/ethdev/rte_ethdev.h | 20 ++++++++++++++++++++\n lib/ethdev/version.map | 3 +++\n 4 files changed, 43 insertions(+)", "diff": "diff --git a/doc/guides/rel_notes/release_24_03.rst b/doc/guides/rel_notes/release_24_03.rst\nindex e9c9717706a0..bd84875d4f17 100644\n--- a/doc/guides/rel_notes/release_24_03.rst\n+++ b/doc/guides/rel_notes/release_24_03.rst\n@@ -55,6 +55,11 @@ New Features\n Also, make sure to start the actual text at the margin.\n =======================================================\n \n+* **Improved support of RSS hash algorithm.**\n+\n+ * Added new function ``rte_eth_find_rss_algo`` to get RSS hash\n+ algorithm by its name.\n+\n \n Removed Items\n -------------\ndiff --git a/lib/ethdev/rte_ethdev.c b/lib/ethdev/rte_ethdev.c\nindex 3858983fcc80..c0398d945502 100644\n--- a/lib/ethdev/rte_ethdev.c\n+++ b/lib/ethdev/rte_ethdev.c\n@@ -4826,6 +4826,21 @@ rte_eth_dev_rss_algo_name(enum rte_eth_hash_function rss_algo)\n \treturn name;\n }\n \n+int\n+rte_eth_find_rss_algo(const char *name, uint32_t *algo)\n+{\n+\tunsigned int i;\n+\n+\tfor (i = 0; i < RTE_DIM(rte_eth_dev_rss_algo_names); i++) {\n+\t\tif (strcmp(name, rte_eth_dev_rss_algo_names[i].name) == 0) {\n+\t\t\t*algo = rte_eth_dev_rss_algo_names[i].algo;\n+\t\t\treturn 0;\n+\t\t}\n+\t}\n+\n+\treturn -EINVAL;\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 77331ce6525e..3bde5c4c17a6 100644\n--- a/lib/ethdev/rte_ethdev.h\n+++ b/lib/ethdev/rte_ethdev.h\n@@ -4667,6 +4667,26 @@ __rte_experimental\n const char *\n rte_eth_dev_rss_algo_name(enum rte_eth_hash_function rss_algo);\n \n+/**\n+ * @warning\n+ * @b EXPERIMENTAL: this API may change, or be removed, without prior notice.\n+ *\n+ * Get RSS hash algorithm by its name.\n+ *\n+ * @param name\n+ * RSS hash algorithm.\n+ *\n+ * @param algo\n+ * return the RSS hash algorithm found, @see rte_eth_hash_function.\n+ *\n+ * @return\n+ * - (0) if successful.\n+ * - (-EINVAL) if not found.\n+ */\n+__rte_experimental\n+int\n+rte_eth_find_rss_algo(const char *name, uint32_t *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 5c4917c020dc..a050baab0fe7 100644\n--- a/lib/ethdev/version.map\n+++ b/lib/ethdev/version.map\n@@ -316,6 +316,9 @@ EXPERIMENTAL {\n \trte_eth_recycle_rx_queue_info_get;\n \trte_flow_group_set_miss_actions;\n \trte_flow_calc_table_hash;\n+\n+\t# added in 24.03\n+\trte_eth_find_rss_algo;\n };\n \n INTERNAL {\n", "prefixes": [ "RESEND", "1/2" ] }