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 F0099A04B7; Tue, 13 Oct 2020 12:40:16 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 8D7C91DAB9; Tue, 13 Oct 2020 12:38:38 +0200 (CEST) Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by dpdk.org (Postfix) with ESMTP id 1F95C1DAB4 for ; Tue, 13 Oct 2020 12:38:36 +0200 (CEST) IronPort-SDR: 7X8uNU6GreN0VAoIqsbHIYgqixJZE9cCT4Y7J50zp1hGfFjmWYbZti42SFPU2zfSIHWD27kOP6 4FDezOppJngQ== X-IronPort-AV: E=McAfee;i="6000,8403,9772"; a="165998261" X-IronPort-AV: E=Sophos;i="5.77,370,1596524400"; d="scan'208";a="165998261" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Oct 2020 03:38:36 -0700 IronPort-SDR: V2LRmknnFE2aPWqlbbH6+HC1nuA05BdbHdUtksBVTCGKc0XCvVM+4RzpWY15/0shaLoUfVYvCb 7Mm0WqEMts+Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.77,370,1596524400"; d="scan'208";a="463442969" Received: from silpixa00400355.ir.intel.com (HELO silpixa00400355.ger.corp.intel.com) ([10.237.222.239]) by orsmga004.jf.intel.com with ESMTP; 13 Oct 2020 03:38:34 -0700 From: Ciara Power To: dev@dpdk.org Cc: viktorin@rehivetech.com, ruifeng.wang@arm.com, jerinj@marvell.com, drc@linux.vnet.ibm.com, bruce.richardson@intel.com, konstantin.ananyev@intel.com, --dry-run@dpdk.org, Ciara Power , Ajit Khaparde , Somnath Kotur Date: Tue, 13 Oct 2020 11:38:05 +0100 Message-Id: <20201013103817.305423-6-ciara.power@intel.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20201013103817.305423-1-ciara.power@intel.com> References: <20200807155859.63888-1-ciara.power@intel.com> <20201013103817.305423-1-ciara.power@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [dpdk-dev] [PATCH v4 05/17] 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 --- v4: Updated enum name. --- 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 8b63134c39..07d1a1a6ab 100644 --- a/drivers/net/bnxt/bnxt_ethdev.c +++ b/drivers/net/bnxt/bnxt_ethdev.c @@ -1169,7 +1169,8 @@ 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_NUM_ASYNC_CPR(bp)) { + !BNXT_TRUFLOW_EN(bp) && BNXT_NUM_ASYNC_CPR(bp) && + rte_get_max_simd_bitwidth() >= RTE_SIMD_128) { 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; @@ -1202,7 +1203,8 @@ bnxt_transmit_function(__rte_unused struct rte_eth_dev *eth_dev) */ if (!eth_dev->data->scattered_rx && !(offloads & ~DEV_TX_OFFLOAD_MBUF_FAST_FREE) && - !BNXT_TRUFLOW_EN(bp)) { + !BNXT_TRUFLOW_EN(bp) && + rte_get_max_simd_bitwidth() >= RTE_SIMD_128) { PMD_DRV_LOG(INFO, "Using vector mode transmit for port %d\n", eth_dev->data->port_id); return bnxt_xmit_pkts_vec; -- 2.22.0