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 3C5D9A00C5; Tue, 2 Aug 2022 18:45:40 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id E2CB240A84; Tue, 2 Aug 2022 18:45:39 +0200 (CEST) Received: from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com [67.231.156.173]) by mails.dpdk.org (Postfix) with ESMTP id A09E140141 for ; Tue, 2 Aug 2022 18:45:38 +0200 (CEST) Received: from pps.filterd (m0045851.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 272EjpvZ019549; Tue, 2 Aug 2022 09:45:37 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type : content-transfer-encoding; s=pfpt0220; bh=6JjnBYynnhs2XJv28xgAMKzJ4kKVJ8PwKI69fLFfya4=; b=GP7eFw4O8EPVb3kZLZQon49C1fXFHLOgYbqqhk5XrdY8M0sfoDIPuNrznVvVsRNKJ7G9 3hDqeVG/pqMqVtGcOH3R1CzxUto5VqAU+X5gmjlNEhMiLtxVOlvot4tlwbdtw4i0lmve JtTpRtYJoV5sHiy99DGOc9OcQM1IJBwwifetBfYBxx9yFIre6Q7lQVC1jDF7Zykrvxbl ldESTRorbcF9aDnL5vhz81eQ4T79VJkAiqgtxzVknzZ7yyKPFFTK/PVtDnQM1YpT3Rif VlXWEaMPcTeaCN/8nzkH0LDU6pgCd6pskHEF5cDz5D4elGQblBQbfgAfIk/fLf95Mdfs xg== Received: from dc5-exch02.marvell.com ([199.233.59.182]) by mx0b-0016f401.pphosted.com (PPS) with ESMTPS id 3hn45mcncg-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Tue, 02 Aug 2022 09:45:37 -0700 Received: from DC5-EXCH02.marvell.com (10.69.176.39) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server (TLS) id 15.0.1497.18; Tue, 2 Aug 2022 09:45:35 -0700 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server id 15.0.1497.18 via Frontend Transport; Tue, 2 Aug 2022 09:45:35 -0700 Received: from localhost.localdomain (unknown [10.28.36.155]) by maili.marvell.com (Postfix) with ESMTP id 421843F70A6; Tue, 2 Aug 2022 09:45:34 -0700 (PDT) From: Hanumanth Pothula To: Aman Singh , Yuying Zhang CC: , Hanumanth Pothula Subject: [PATCH] app/testpmd: add command line argument 'nic-to-pmd-rx-metadata' Date: Tue, 2 Aug 2022 22:15:26 +0530 Message-ID: <20220802164528.2276482-1-hpothula@marvell.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220801131338.1710737-1-hpothula@marvell.com> References: <20220801131338.1710737-1-hpothula@marvell.com> MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: AkJvPoLehh9uoz_YSEMHGSbWUl4-f8ZX X-Proofpoint-ORIG-GUID: AkJvPoLehh9uoz_YSEMHGSbWUl4-f8ZX X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.883,Hydra:6.0.517,FMLib:17.11.122.1 definitions=2022-08-02_11,2022-08-02_01,2022-06-22_01 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 Presently, rx metadata is sent to PMD by default, leading to a performance drop as processing for the same in rx path takes extra cycles. Hence, introducing command line argument, 'nic-to-pmd-rx-metadata' to control passing rx metadata to PMD. By default it’s disabled. Signed-off-by: Hanumanth Pothula v2: - taken care alignment issues - renamed command line argument from rx-metadata to nic-to-pmd-rx-metadata - renamed variable name from rx-metadata to nic_to_pmd_rx_metadata --- app/test-pmd/parameters.c | 4 ++++ app/test-pmd/testpmd.c | 6 +++++- app/test-pmd/testpmd.h | 2 ++ 3 files changed, 11 insertions(+), 1 deletion(-) diff --git a/app/test-pmd/parameters.c b/app/test-pmd/parameters.c index e3c9757f3f..a381945492 100644 --- a/app/test-pmd/parameters.c +++ b/app/test-pmd/parameters.c @@ -213,6 +213,7 @@ usage(char* progname) printf(" --hairpin-mode=0xXX: bitmask set the hairpin port mode.\n" " 0x10 - explicit Tx rule, 0x02 - hairpin ports paired\n" " 0x01 - hairpin ports loop, 0x00 - hairpin port self\n"); + printf(" --nic-to-pmd-rx-metadata: let the NIC deliver per-packet Rx metadata to PMD\n"); } #ifdef RTE_LIB_CMDLINE @@ -710,6 +711,7 @@ launch_args_parse(int argc, char** argv) { "record-burst-stats", 0, 0, 0 }, { PARAM_NUM_PROCS, 1, 0, 0 }, { PARAM_PROC_ID, 1, 0, 0 }, + { "nic-to-pmd-rx-metadata", 0, 0, 0 }, { 0, 0, 0, 0 }, }; @@ -1510,6 +1512,8 @@ launch_args_parse(int argc, char** argv) num_procs = atoi(optarg); if (!strcmp(lgopts[opt_idx].name, PARAM_PROC_ID)) proc_id = atoi(optarg); + if (!strcmp(lgopts[opt_idx].name, "nic-to-pmd-rx-metadata")) + nic_to_pmd_rx_metadata = 1; break; case 'h': usage(argv[0]); diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c index addcbcac85..2b17d4f757 100644 --- a/app/test-pmd/testpmd.c +++ b/app/test-pmd/testpmd.c @@ -411,6 +411,9 @@ uint8_t clear_ptypes = true; /* Hairpin ports configuration mode. */ uint16_t hairpin_mode; +/* Send Rx metadata */ +uint8_t nic_to_pmd_rx_metadata; + /* Pretty printing of ethdev events */ static const char * const eth_event_desc[] = { [RTE_ETH_EVENT_UNKNOWN] = "unknown", @@ -1628,7 +1631,8 @@ init_config_port_offloads(portid_t pid, uint32_t socket_id) int ret; int i; - eth_rx_metadata_negotiate_mp(pid); + if (nic_to_pmd_rx_metadata) + eth_rx_metadata_negotiate_mp(pid); port->dev_conf.txmode = tx_mode; port->dev_conf.rxmode = rx_mode; diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h index fb2f5195d3..294a9c8cf4 100644 --- a/app/test-pmd/testpmd.h +++ b/app/test-pmd/testpmd.h @@ -621,6 +621,8 @@ extern struct rte_ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS]; extern uint32_t burst_tx_delay_time; /**< Burst tx delay time(us) for mac-retry. */ extern uint32_t burst_tx_retry_num; /**< Burst tx retry number for mac-retry. */ +extern uint8_t nic_to_pmd_rx_metadata; + #ifdef RTE_LIB_GRO #define GRO_DEFAULT_ITEM_NUM_PER_FLOW 32 #define GRO_DEFAULT_FLOW_NUM (RTE_GRO_MAX_BURST_ITEM_NUM / \ -- 2.25.1