From patchwork Wed Mar 7 12:08:51 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Remy Horton X-Patchwork-Id: 35707 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 5A7EB4F96; Wed, 7 Mar 2018 13:09:02 +0100 (CET) Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by dpdk.org (Postfix) with ESMTP id 05CE44CBD for ; Wed, 7 Mar 2018 13:09:00 +0100 (CET) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga107.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 07 Mar 2018 04:09:00 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.47,435,1515484800"; d="scan'208";a="209562622" Received: from rhorton-mobl1.ger.corp.intel.com (HELO FC23.ir.intel.com) ([163.33.230.83]) by fmsmga006.fm.intel.com with ESMTP; 07 Mar 2018 04:08:59 -0800 From: Remy Horton To: dev@dpdk.org Cc: Wenzhuo Lu , Jingjing Wu , Qi Zhang , Beilei Xing , Shreyansh Jain , Thomas Monjalon Date: Wed, 7 Mar 2018 12:08:51 +0000 Message-Id: <20180307120851.5822-5-remy.horton@intel.com> X-Mailer: git-send-email 2.9.5 In-Reply-To: <20180307120851.5822-1-remy.horton@intel.com> References: <20180307120851.5822-1-remy.horton@intel.com> Subject: [dpdk-dev] [RFC PATCH v1 4/4] testpmd: make use of per-PMD TxRx parameters X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" The optimal values of several transmission & reception related parameters, such as burst sizes, descriptor ring sizes, and number of queues, varies between different network interface devices. This patch allows testpmd to make use of per-PMD tuned parameter values. Signed-off-by: Remy Horton --- app/test-pmd/testpmd.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c index 4c0e258..82eb197 100644 --- a/app/test-pmd/testpmd.c +++ b/app/test-pmd/testpmd.c @@ -210,9 +210,10 @@ queueid_t nb_txq = 1; /**< Number of TX queues per port. */ /* * Configurable number of RX/TX ring descriptors. + * Defaults are supplied by drivers via ethdev. */ -#define RTE_TEST_RX_DESC_DEFAULT 1024 -#define RTE_TEST_TX_DESC_DEFAULT 1024 +#define RTE_TEST_RX_DESC_DEFAULT 0 +#define RTE_TEST_TX_DESC_DEFAULT 0 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */ uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */