From patchwork Thu Oct 17 12:44:00 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nipun Gupta X-Patchwork-Id: 176598 Delivered-To: patch@linaro.org Received: by 2002:a92:7e96:0:0:0:0:0 with SMTP id q22csp887081ill; Thu, 17 Oct 2019 06:00:48 -0700 (PDT) X-Google-Smtp-Source: APXvYqyiiHuDZ8vq600GUawzz0Z4KfiE0FjUaXiyzpBlQoOeCPa0ueps1pNATGSS949VRkYCkLY3 X-Received: by 2002:a05:6402:a4f:: with SMTP id bt15mr3596597edb.121.1571317248249; Thu, 17 Oct 2019 06:00:48 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1571317248; cv=none; d=google.com; s=arc-20160816; b=MKTqiAz39Le94P8aN+/nuglCUisJS3McO4viztS3WoK3Oc6ZY7+tg2Xmeie4GVnjIQ X5ixXHl834TjRyDY6SHASjtGsfVkFoDASRlLPE6q91bbvd6Hm9X/ojSeHj2pLR9s0qRr 3gVYxbaeKNfQ2gNP30Bc+zpMujmgT2KB9rLOjJtuMTJysCXZ3P8eB5wDXXaFz1iIGEvz +aNoS9/EkiGEi8nEwdicg1cGmZ4zlalQHQkZlX8A6KfUZqYyZb2aWfD1aRrcYVijsWv6 U4YH41aLnSSlcQPeL0q/+eMmP0gBIKWqWPKdffbM3TO7LlPTn6hvUqhiuZDzBEgxCMEW BQtg== 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=6ppxzN1ewA70JijZ7R+NLSRlDaoKyUzohLuUg2I/QAM=; b=BEQSMMsrzrTu8ieDv4flXsIU4e2uWioBop+Vlvtve3xFa3PI7wf9wRrZRG1p5ziB91 Wvf4A1/Zi33lfbnzQ7OHLtZMNn4EjnfcERWEXtVMrEOVZVXlNVOsEfZoFl40Gj2uabUl U2PJhvcWVRMMJ8vXJ9Ojb3j4DS1WfNl+lHU/Zl3m0B+1rOyeDXEnwznQ2O5d3VlxXJWX BIh6Z4Sk6cHZgR/EvqK4zHnQEcEUJaWQDvKj4n5q1tjNCZiPQZevpBmnhfl3vWUolPI/ zuZFRxW3QFfM7MynhL/SC5nnA+K+nT3/2xngdVzmnwYCJoLUq0PQfWMfEQY8fzZmWEF7 /ffA== 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 i20si1346769edy.426.2019.10.17.06.00.48; Thu, 17 Oct 2019 06:00:48 -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 8D5941E9E6; Thu, 17 Oct 2019 15:00:11 +0200 (CEST) Received: from inva021.nxp.com (inva021.nxp.com [92.121.34.21]) by dpdk.org (Postfix) with ESMTP id 622151E979; Thu, 17 Oct 2019 14:59:54 +0200 (CEST) Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 47DC82000C2; Thu, 17 Oct 2019 14:59:54 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 3933D200674; Thu, 17 Oct 2019 14:59:51 +0200 (CEST) Received: from GDB1.ap.freescale.net (gdb1.ap.freescale.net [10.232.132.179]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id F195A402C7; Thu, 17 Oct 2019 20:59:46 +0800 (SGT) From: Nipun Gupta To: dev@dpdk.org Cc: ferruh.yigit@intel.com, hemant.agrawal@nxp.com, sachin.saxena@nxp.com, stable@dpdk.org, Nipun Gupta Date: Thu, 17 Oct 2019 18:14:00 +0530 Message-Id: <20191017124403.26734-7-nipun.gupta@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191017124403.26734-1-nipun.gupta@nxp.com> References: <20191011054657.21931-1-nipun.gupta@nxp.com> <20191017124403.26734-1-nipun.gupta@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Subject: [dpdk-dev] [PATCH 6/9 v2] raw/dpaa2_cmdif: 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 retry in the DPAA2 CMDIF packet enqueue API Fixes: 53c71586c789 ("raw/dpaa2_cmdif: support enqueue/dequeue operations") Cc: stable@dpdk.org Signed-off-by: Nipun Gupta Acked-by: Hemant Agrawal --- drivers/raw/dpaa2_cmdif/dpaa2_cmdif.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) -- 2.17.1 diff --git a/drivers/raw/dpaa2_cmdif/dpaa2_cmdif.c b/drivers/raw/dpaa2_cmdif/dpaa2_cmdif.c index 3f42da1fe..ae53114b5 100644 --- a/drivers/raw/dpaa2_cmdif/dpaa2_cmdif.c +++ b/drivers/raw/dpaa2_cmdif/dpaa2_cmdif.c @@ -62,6 +62,7 @@ dpaa2_cmdif_enqueue_bufs(struct rte_rawdev *dev, struct qbman_fd fd; struct qbman_eq_desc eqdesc; struct qbman_swp *swp; + uint32_t retry_count = 0; int ret; RTE_SET_USED(count); @@ -100,11 +101,15 @@ dpaa2_cmdif_enqueue_bufs(struct rte_rawdev *dev, ret = qbman_swp_enqueue_multiple(swp, &eqdesc, &fd, NULL, 1); if (ret < 0 && ret != -EBUSY) DPAA2_CMDIF_ERR("Transmit failure with err: %d\n", ret); - } while (ret == -EBUSY); + retry_count++; + } while ((ret == -EBUSY) && (retry_count < DPAA2_MAX_TX_RETRY_COUNT)); + + if (ret < 0) + return ret; DPAA2_CMDIF_DP_DEBUG("Successfully transmitted a packet\n"); - return 0; + return 1; } static int