From patchwork Wed Nov 9 08:23:41 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?QmrDtnJuIFTDtnBlbA==?= X-Patchwork-Id: 16980 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id 681CA377A; Wed, 9 Nov 2016 09:23:56 +0100 (CET) Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by dpdk.org (Postfix) with ESMTP id 948963772 for ; Wed, 9 Nov 2016 09:23:54 +0100 (CET) Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga105.fm.intel.com with ESMTP; 09 Nov 2016 00:23:53 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.31,465,1473145200"; d="scan'208";a="29087125" Received: from rmitura-mobl1.ger.corp.intel.com (HELO btopel-mobl1.intel.com) ([10.252.24.154]) by fmsmga006.fm.intel.com with ESMTP; 09 Nov 2016 00:23:51 -0800 From: =?UTF-8?q?Bj=C3=B6rn=20T=C3=B6pel?= To: dev@dpdk.org Cc: qian.q.xu@intel.com, lei.a.yao@intel.com, jingjing.wu@intel.com, thomas.monjalon@6wind.com, =?UTF-8?q?Bj=C3=B6rn=20T=C3=B6pel?= Date: Wed, 9 Nov 2016 09:23:41 +0100 Message-Id: <20161109082341.19825-1-bjorn.topel@intel.com> X-Mailer: git-send-email 2.9.3 MIME-Version: 1.0 Subject: [dpdk-dev] [PATCH] examples/l3fwd: force CRC stripping for i40evf X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Commit 1bbcc5d21129 ("i40evf: report error for unsupported CRC stripping config") broke l3fwd, since it was forcing that CRC was kept. Now, if i40evf is running, CRC stripping will be enabled. Signed-off-by: Björn Töpel --- examples/l3fwd/main.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/examples/l3fwd/main.c b/examples/l3fwd/main.c index 7223e773107e..b60278794135 100644 --- a/examples/l3fwd/main.c +++ b/examples/l3fwd/main.c @@ -906,6 +906,14 @@ main(int argc, char **argv) n_tx_queue = MAX_TX_QUEUE_PER_PORT; printf("Creating queues: nb_rxq=%d nb_txq=%u... ", nb_rx_queue, (unsigned)n_tx_queue ); + rte_eth_dev_info_get(portid, &dev_info); + if (dev_info.driver_name && + strcmp(dev_info.driver_name, "net_i40e_vf") == 0) { + /* i40evf require that CRC stripping is enabled. */ + port_conf.rxmode.hw_strip_crc = 1; + } else { + port_conf.rxmode.hw_strip_crc = 0; + } ret = rte_eth_dev_configure(portid, nb_rx_queue, (uint16_t)n_tx_queue, &port_conf); if (ret < 0) @@ -946,7 +954,6 @@ main(int argc, char **argv) printf("txq=%u,%d,%d ", lcore_id, queueid, socketid); fflush(stdout); - rte_eth_dev_info_get(portid, &dev_info); txconf = &dev_info.default_txconf; if (port_conf.rxmode.jumbo_frame) txconf->txq_flags = 0;