From patchwork Fri Sep 7 15:00:11 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Li, Xiaoyun" X-Patchwork-Id: 44393 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 D37012BEA; Fri, 7 Sep 2018 17:15:36 +0200 (CEST) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id 5279F2AA0 for ; Fri, 7 Sep 2018 17:15:34 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 07 Sep 2018 08:15:33 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.53,342,1531810800"; d="scan'208";a="83948322" Received: from dpdk-xiaoyunl.sh.intel.com ([10.67.111.2]) by fmsmga002.fm.intel.com with ESMTP; 07 Sep 2018 08:15:27 -0700 From: Xiaoyun Li To: beilei.xing@intel.com, qi.z.zhang@intel.com, dev@dpdk.org, helin.zhang@intel.com, jingjing.wu@intel.com Cc: Xiaoyun Li Date: Fri, 7 Sep 2018 11:00:11 -0400 Message-Id: <1536332411-31457-1-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 firmware is in recovery mode, alert the user to check it. Signed-off-by: Xiaoyun Li --- drivers/net/i40e/i40e_ethdev.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c index 85a6a86..30cec47 100644 --- a/drivers/net/i40e/i40e_ethdev.c +++ b/drivers/net/i40e/i40e_ethdev.c @@ -1210,7 +1210,7 @@ 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(); @@ -1261,6 +1261,15 @@ eth_i40e_dev_init(struct rte_eth_dev *dev, void *init_params __rte_unused) */ hw->switch_tag = 0xffff; + val = I40E_READ_REG(hw, I40E_GL_FWSTS); + if (val & I40E_GL_FWSTS_FWS1B_MASK) { + PMD_INIT_LOG(ERR, "\nERROR: " + "Firmware recovery mode detected. Limiting functionality.\n" + "Refer to the Intel(R) Ethernet Adapters and Devices " + "User Guide for details on firmware recovery mode."); + return -EIO; + } + /* Check if need to support multi-driver */ i40e_support_multi_driver(dev);