From patchwork Wed Oct 30 12:09:51 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nipun Gupta X-Patchwork-Id: 178109 Delivered-To: patch@linaro.org Received: by 2002:a92:409a:0:0:0:0:0 with SMTP id d26csp1204741ill; Wed, 30 Oct 2019 05:26:53 -0700 (PDT) X-Google-Smtp-Source: APXvYqzZ+B6UXLKD4d46CVKVwyXUKPZWD2G5ycbGwAivWaRfgccp4BmyOu2LhwqUJk9eRTP2iBX/ X-Received: by 2002:a17:906:e8d:: with SMTP id p13mr8616463ejf.159.1572438413016; Wed, 30 Oct 2019 05:26:53 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1572438413; cv=none; d=google.com; s=arc-20160816; b=WFctFRNbM2O+hhAJ4nntdk3H6l1Iacte9A9bVjlAoX63E7M3GAZYI9brBReTS0ec/G JBmncGBuGc99Yv/ojlNMybfyhiw/hS1D1UlBAeH9/O0PQ1Yjsjmr6gRC9JrpDB1U2YWr XOgl+7/f/vGRcFVvFNjMNZQmg5g8W1NHubFCV1flOP22CeRpjUVD6XgYAA+ZPTvtmvQU qmPm7xgSIWkPMZ5zXYOCaicZ9xzByS49Z6KA855Edy8s5BrvsjQWej3J+7i68z7Rz1Dg duVgkSev0//x2U/CbcxXqlFGdzTks9T6w5cYhBU3F8jcGCxxS7pRwMhBuR/fwOi+Yvb0 zDDA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:list-subscribe:list-help:list-post:list-archive :list-unsubscribe:list-id:precedence:subject:references:in-reply-to :message-id:date:cc:to:from; bh=kjYd53ukk4K1Apqg5hKr+qkFJtnpA1QHaTVqiuBaQsI=; b=lQ/SwGOY02otr09QLOi/h6qf1T5fJXVAdH1QWhBeVY3vxrLuBH4gOD1w/IFlT7HhGY e0deIIWxIVaIb3ktT94EEvU8On1rNsFKZ3s1ZQlM7y3w0x+vMCihTEDZQH3PuZrVAuv7 iD6fkfYihY/lKo1BvxcJvCDrMc3Gbtwdy//EuatCEM6dVLhpqxtfw+GBpV3i/Vqq948V NVpvwBiZAhcvKlscegEgczITSyM7N2nTYzfTnGSdUbGqh41RX9/rm9bPTYTJ6SIosdI9 0dkGLS5tBDx6cPNwnKqcE0voIQoewBrmq84yAv4KRNN2CFYbHHqi1qQ/Vtftu4ZEGSQ4 50+A== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of dev-bounces@dpdk.org designates 92.243.14.124 as permitted sender) smtp.mailfrom=dev-bounces@dpdk.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=nxp.com Return-Path: Received: from dpdk.org (dpdk.org. [92.243.14.124]) by mx.google.com with ESMTP id x18si1189300ejo.78.2019.10.30.05.26.52; Wed, 30 Oct 2019 05:26:53 -0700 (PDT) Received-SPF: pass (google.com: domain of dev-bounces@dpdk.org designates 92.243.14.124 as permitted sender) client-ip=92.243.14.124; Authentication-Results: mx.google.com; spf=pass (google.com: domain of dev-bounces@dpdk.org designates 92.243.14.124 as permitted sender) smtp.mailfrom=dev-bounces@dpdk.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=nxp.com Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 36E531BFCD; Wed, 30 Oct 2019 13:26:35 +0100 (CET) Received: from inva020.nxp.com (inva020.nxp.com [92.121.34.13]) by dpdk.org (Postfix) with ESMTP id BF6F31C066; Wed, 30 Oct 2019 13:26:12 +0100 (CET) Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 5BB8C1A0065; Wed, 30 Oct 2019 13:26:12 +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 056FB1A07A5; Wed, 30 Oct 2019 13:26:09 +0100 (CET) Received: from GDB1.ap.freescale.net (gdb1.ap.freescale.net [10.232.132.179]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 8AF7A4032A; Wed, 30 Oct 2019 20:26:03 +0800 (SGT) From: Nipun Gupta To: dev@dpdk.org Cc: thomas@monjalon.net, ferruh.yigit@intel.com, hemant.agrawal@nxp.com, sachin.saxena@nxp.com, stable@dpdk.org, Nipun Gupta Date: Wed, 30 Oct 2019 17:39:51 +0530 Message-Id: <20191030120955.26904-6-nipun.gupta@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191030120955.26904-1-nipun.gupta@nxp.com> References: <20191011054657.21931-1-nipun.gupta@nxp.com> <20191030120955.26904-1-nipun.gupta@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Subject: [dpdk-dev] [PATCH 5/9 v3] raw/dpaa2_qdma: add retry and timeout in packet enqueue API 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" This patch adds the logic in the DPAA2 QDMA packet enqueue API Fixes: 4d9a3f2a0159 ("raw/dpaa2_qdma: support RBP mode") Cc: stable@dpdk.org Signed-off-by: Nipun Gupta Acked-by: Hemant Agrawal --- drivers/raw/dpaa2_qdma/dpaa2_qdma.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) -- 2.17.1 diff --git a/drivers/raw/dpaa2_qdma/dpaa2_qdma.c b/drivers/raw/dpaa2_qdma/dpaa2_qdma.c index a391913b0..af678273d 100644 --- a/drivers/raw/dpaa2_qdma/dpaa2_qdma.c +++ b/drivers/raw/dpaa2_qdma/dpaa2_qdma.c @@ -541,13 +541,21 @@ dpdmai_dev_enqueue_multi(struct dpaa2_dpdmai_dev *dpdmai_dev, } /* Enqueue the packet to the QBMAN */ - uint32_t enqueue_loop = 0; + uint32_t enqueue_loop = 0, retry_count = 0; while (enqueue_loop < loop) { - enqueue_loop += qbman_swp_enqueue_multiple(swp, + ret = qbman_swp_enqueue_multiple(swp, &eqdesc, &fd[enqueue_loop], NULL, loop - enqueue_loop); + if (unlikely(ret < 0)) { + retry_count++; + if (retry_count > DPAA2_MAX_TX_RETRY_COUNT) + return num_tx - (loop - enqueue_loop); + } else { + enqueue_loop += ret; + retry_count = 0; + } } nb_jobs -= loop; }