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 63022A04B0; Fri, 7 Aug 2020 18:07:33 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id CC5711C0D2; Fri, 7 Aug 2020 18:06:37 +0200 (CEST) Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by dpdk.org (Postfix) with ESMTP id 3EC381C0C0 for ; Fri, 7 Aug 2020 18:06:35 +0200 (CEST) IronPort-SDR: jQtjLJjB8ijN3ggltuZpA9reyR2q47D7MVi+SXGo79YoW9wIWRZnbP5tcHUkDc3ki2rCghAR+2 rehQmP2SNcrw== X-IronPort-AV: E=McAfee;i="6000,8403,9705"; a="171183057" X-IronPort-AV: E=Sophos;i="5.75,446,1589266800"; d="scan'208";a="171183057" 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 09:06:34 -0700 IronPort-SDR: N4R8GzGEndR5x6NfoJg3NpMUfl40tG1QwIwxKTcd0akE5hgP5bRLNw4ACdZ1vysd66DNSEstBN 2DsU1uw3issQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,446,1589266800"; d="scan'208";a="275407914" 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 09:06:33 -0700 From: Ciara Power To: dev@dpdk.org Cc: bruce.richardson@intel.com, Ciara Power , John Daley , Hyong Youb Kim Date: Fri, 7 Aug 2020 16:58:53 +0100 Message-Id: <20200807155859.63888-7-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 06/12] net/enic: 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: John Daley Cc: Hyong Youb Kim Signed-off-by: Ciara Power --- drivers/net/enic/enic_rxtx_vec_avx2.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/enic/enic_rxtx_vec_avx2.c b/drivers/net/enic/enic_rxtx_vec_avx2.c index 676b9f5fdb..5db43bdbb8 100644 --- a/drivers/net/enic/enic_rxtx_vec_avx2.c +++ b/drivers/net/enic/enic_rxtx_vec_avx2.c @@ -821,7 +821,8 @@ enic_use_vector_rx_handler(struct rte_eth_dev *eth_dev) fconf = ð_dev->data->dev_conf.fdir_conf; if (fconf->mode != RTE_FDIR_MODE_NONE) return false; - if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX2)) { + if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX2) && + rte_get_max_simd_bitwidth() >= RTE_MAX_256_SIMD) { ENICPMD_LOG(DEBUG, " use the non-scatter avx2 Rx handler"); eth_dev->rx_pkt_burst = &enic_noscatter_vec_recv_pkts; enic->use_noscatter_vec_rx_handler = 1; -- 2.17.1