From patchwork Wed Jun 6 06:16:47 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Li, Xiaoyun" X-Patchwork-Id: 40663 X-Patchwork-Delegate: qi.z.zhang@intel.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id BFE2B1B7C1; Wed, 6 Jun 2018 08:18:33 +0200 (CEST) Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id E38F61B7BC for ; Wed, 6 Jun 2018 08:18:32 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 05 Jun 2018 23:18:31 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.49,482,1520924400"; d="scan'208";a="235042299" Received: from dpdk-lixiaoyun.sh.intel.com ([10.67.111.161]) by fmsmga006.fm.intel.com with ESMTP; 05 Jun 2018 23:18:30 -0700 From: Xiaoyun Li To: beilei.xing@intel.com, qi.z.zhang@intel.com Cc: dev@dpdk.org, Xiaoyun Li Date: Wed, 6 Jun 2018 14:16:47 +0800 Message-Id: <1528265807-59987-1-git-send-email-xiaoyun.li@intel.com> X-Mailer: git-send-email 2.7.4 Subject: [dpdk-dev] [PATCH] net/i40e: firmware status check 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" Check the firmware status at init time. If the status is abnormal, alert the user to exit DPDK. Signed-off-by: Xiaoyun Li --- drivers/net/i40e/i40e_ethdev.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c index 13c5d32..c1c19d3 100644 --- a/drivers/net/i40e/i40e_ethdev.c +++ b/drivers/net/i40e/i40e_ethdev.c @@ -1192,7 +1192,7 @@ eth_i40e_dev_init(struct rte_eth_dev *dev, void *init_params __rte_unused) struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private); struct i40e_vsi *vsi; int ret; - uint32_t len; + uint32_t len, val; uint8_t aq_fail = 0; PMD_INIT_FUNC_TRACE(); @@ -1236,6 +1236,14 @@ eth_i40e_dev_init(struct rte_eth_dev *dev, void *init_params __rte_unused) hw->bus.func = pci_dev->addr.function; hw->adapter_stopped = 0; + val = I40E_READ_REG(hw, I40E_GL_FWSTS); + if (val & I40E_GL_FWSTS_FWS1B_MASK) { + PMD_INIT_LOG(ERR, "\nERROR:" + " Firmware status of this driver is abnormal." + " Please quit the app."); + return -EIO; + } + /* Check if need to support multi-driver */ i40e_support_multi_driver(dev);