From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id F21314236B; Thu, 12 Oct 2023 04:05:55 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 71F3B402BA; Thu, 12 Oct 2023 04:05:55 +0200 (CEST) Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by mails.dpdk.org (Postfix) with ESMTP id DA7C140279 for ; Thu, 12 Oct 2023 04:05:53 +0200 (CEST) Received: from dggpeml100024.china.huawei.com (unknown [172.30.72.54]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4S5Xv70kL2zLqZp for ; Thu, 12 Oct 2023 10:01:55 +0800 (CST) Received: from [10.67.121.161] (10.67.121.161) by dggpeml100024.china.huawei.com (7.185.36.115) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.31; Thu, 12 Oct 2023 10:05:51 +0800 Subject: Re: [PATCH v5 39/40] app/proc-info: support querying RSS hash algorithm To: Jie Hai , , Reshma Pattan CC: , References: <20230908080030.3837515-1-haijie1@huawei.com> <20231011092805.693171-1-haijie1@huawei.com> <20231011092805.693171-40-haijie1@huawei.com> From: fengchengwen Message-ID: <42384010-a5e2-f73e-37e4-73ef9fd8e336@huawei.com> Date: Thu, 12 Oct 2023 10:05:50 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 MIME-Version: 1.0 In-Reply-To: <20231011092805.693171-40-haijie1@huawei.com> Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [10.67.121.161] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To dggpeml100024.china.huawei.com (7.185.36.115) X-CFilter-Loop: Reflected 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 Suggest add one new API for get hash_algo_name. e.g. rte_eth_get_rss_algo_name() On 2023/10/11 17:28, Jie Hai wrote: > Display RSS hash algorithm with command show-port as below. > - RSS info > -- hash algorithm : toeplitz > > Signed-off-by: Jie Hai > Signed-off-by: Dongdong Liu > Acked-by: Reshma Pattan > --- > app/proc-info/main.c | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/app/proc-info/main.c b/app/proc-info/main.c > index e98352118db1..43f264848a6f 100644 > --- a/app/proc-info/main.c > +++ b/app/proc-info/main.c > @@ -153,6 +153,14 @@ static struct desc_param rx_desc_param; > static struct desc_param tx_desc_param; > > #define RSS_HASH_KEY_SIZE 64 > +static const char * const rss_hash_algos[] = { > + [RTE_ETH_HASH_FUNCTION_SIMPLE_XOR] = "simple_xor", > + [RTE_ETH_HASH_FUNCTION_TOEPLITZ] = "toeplitz", > + [RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ] = "symmetric_toeplitz", > + [RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ_SORT] = "symmetric_toeplitz_sort", > + [RTE_ETH_HASH_FUNCTION_DEFAULT] = "default", > + [RTE_ETH_HASH_FUNCTION_MAX] = "unknown" > +}; > > /* display usage */ > static void > @@ -1186,6 +1194,8 @@ show_port(void) > printf("%02x", rss_conf.rss_key[k]); > printf("\n\t -- hash function : 0x%"PRIx64"\n", > rss_conf.rss_hf); > + printf("\t -- hash algorithm : %s\n", > + rss_hash_algos[rss_conf.algorithm]); > } > > #ifdef RTE_LIB_SECURITY >