From mboxrd@z Thu Jan 1 00:00:00 1970 From: Remy Horton Subject: [PATCH v2 4/4] testpmd: make use of per-PMD TxRx parameters Date: Wed, 21 Mar 2018 14:27:49 +0000 Message-ID: <20180321142749.27520-5-remy.horton@intel.com> References: <20180321142749.27520-1-remy.horton@intel.com> Cc: John McNamara , Wenzhuo Lu , Jingjing Wu , Qi Zhang , Beilei Xing , Shreyansh Jain , Thomas Monjalon To: dev@dpdk.org Return-path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id 69925726F for ; Wed, 21 Mar 2018 15:27:59 +0100 (CET) In-Reply-To: <20180321142749.27520-1-remy.horton@intel.com> 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. */ -- 2.9.5