From patchwork Wed Feb 24 12:43:03 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hemant Agrawal X-Patchwork-Id: 88150 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 6365FA034F; Wed, 24 Feb 2021 13:45:25 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 059C61608AA; Wed, 24 Feb 2021 13:43:41 +0100 (CET) Received: from inva020.nxp.com (inva020.nxp.com [92.121.34.13]) by mails.dpdk.org (Postfix) with ESMTP id 1517516084B for ; Wed, 24 Feb 2021 13:43:28 +0100 (CET) Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id E37061A039F; Wed, 24 Feb 2021 13:43:27 +0100 (CET) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id C98501A03A4; Wed, 24 Feb 2021 13:43:25 +0100 (CET) Received: from bf-netperf1.ap.freescale.net (bf-netperf1.ap.freescale.net [10.232.133.63]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 2784D40330; Wed, 24 Feb 2021 13:43:23 +0100 (CET) From: Hemant Agrawal To: dev@dpdk.org Cc: ferruh.yigit@intel.com, Hemant Agrawal Date: Wed, 24 Feb 2021 18:13:03 +0530 Message-Id: <20210224124311.29799-16-hemant.agrawal@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210224124311.29799-1-hemant.agrawal@nxp.com> References: <20210211141620.12482-1-hemant.agrawal@nxp.com> <20210224124311.29799-1-hemant.agrawal@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Subject: [dpdk-dev] [PATCH v3 15/23] net/dpaa2: change Tx queue congestion settings X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 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" change the tx queue congestion notification to the ratio of current queue size instead of fixed. Signed-off-by: Hemant Agrawal --- drivers/net/dpaa2/dpaa2_ethdev.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c index 412f970800..586d116227 100644 --- a/drivers/net/dpaa2/dpaa2_ethdev.c +++ b/drivers/net/dpaa2/dpaa2_ethdev.c @@ -922,9 +922,9 @@ dpaa2_dev_tx_queue_setup(struct rte_eth_dev *dev, cong_notif_cfg.units = DPNI_CONGESTION_UNIT_FRAMES; cong_notif_cfg.threshold_entry = nb_tx_desc; /* Notify that the queue is not congested when the data in - * the queue is below this thershold. + * the queue is below this thershold.(90% of value) */ - cong_notif_cfg.threshold_exit = nb_tx_desc - 24; + cong_notif_cfg.threshold_exit = (nb_tx_desc * 9) / 10; cong_notif_cfg.message_ctx = 0; cong_notif_cfg.message_iova = (size_t)DPAA2_VADDR_TO_IOVA(dpaa2_q->cscn);