From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id D0740A04B0; Fri, 7 Aug 2020 18:07:20 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 45C901C0C3; Fri, 7 Aug 2020 18:06:36 +0200 (CEST) Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by dpdk.org (Postfix) with ESMTP id B705F1C0B4 for ; Fri, 7 Aug 2020 18:06:33 +0200 (CEST) IronPort-SDR: CQ3iORLPAf8zbh9vGAcAw0TI29E2I5pgcGj6480vn09Lad0Cym8Z3rInWQ/Wt2qM1Zl5Ril9dd NQo4tlHMy8lQ== X-IronPort-AV: E=McAfee;i="6000,8403,9705"; a="171183039" X-IronPort-AV: E=Sophos;i="5.75,446,1589266800"; d="scan'208";a="171183039" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Aug 2020 09:06:33 -0700 IronPort-SDR: RxgNCFa17P0Fj5DU+TH0z58nOoeA1LLh+lSe7H7sYC42siUth6Ur+4Zh416hhuAW3O2svBTw8I 7L0VBgNfYKhA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,446,1589266800"; d="scan'208";a="275407906" Received: from silpixa00399953.ir.intel.com (HELO silpixa00399953.ger.corp.intel.com) ([10.237.222.53]) by fmsmga007.fm.intel.com with ESMTP; 07 Aug 2020 09:06:32 -0700 From: Ciara Power To: dev@dpdk.org Cc: bruce.richardson@intel.com, Ciara Power , Ajit Khaparde , Somnath Kotur Date: Fri, 7 Aug 2020 16:58:52 +0100 Message-Id: <20200807155859.63888-6-ciara.power@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200807155859.63888-1-ciara.power@intel.com> References: <20200807155859.63888-1-ciara.power@intel.com> Subject: [dpdk-dev] [PATCH 20.11 05/12] net/bnxt: add checks for max SIMD bitwidth 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" When choosing a vector path to take, an extra condition must be satisfied to ensure the max SIMD bitwidth allows for the CPU enabled path. Cc: Ajit Khaparde Cc: Somnath Kotur Signed-off-by: Ciara Power --- drivers/net/bnxt/bnxt_ethdev.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c index 510a0d9e0a..626aae8881 100644 --- a/drivers/net/bnxt/bnxt_ethdev.c +++ b/drivers/net/bnxt/bnxt_ethdev.c @@ -1100,7 +1100,8 @@ bnxt_receive_function(struct rte_eth_dev *eth_dev) DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM | DEV_RX_OFFLOAD_RSS_HASH | DEV_RX_OFFLOAD_VLAN_FILTER)) && - !BNXT_TRUFLOW_EN(bp)) { + !BNXT_TRUFLOW_EN(bp) && rte_get_max_simd_bitwidth() + >= RTE_MAX_128_SIMD) { PMD_DRV_LOG(INFO, "Using vector mode receive for port %d\n", eth_dev->data->port_id); bp->flags |= BNXT_FLAG_RX_VECTOR_PKT_MODE; @@ -1132,7 +1133,8 @@ bnxt_transmit_function(__rte_unused struct rte_eth_dev *eth_dev) */ if (!eth_dev->data->scattered_rx && !eth_dev->data->dev_conf.txmode.offloads && - !BNXT_TRUFLOW_EN(bp)) { + !BNXT_TRUFLOW_EN(bp) && + rte_get_max_simd_bitwidth() >= RTE_MAX_128_SIMD) { PMD_DRV_LOG(INFO, "Using vector mode transmit for port %d\n", eth_dev->data->port_id); return bnxt_xmit_pkts_vec; -- 2.17.1