From patchwork Thu Jun 29 14:57:59 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wei Dai X-Patchwork-Id: 25990 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id DA4185699; Thu, 29 Jun 2017 17:08:21 +0200 (CEST) Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by dpdk.org (Postfix) with ESMTP id C3C2839EA for ; Thu, 29 Jun 2017 17:08:15 +0200 (CEST) Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 29 Jun 2017 08:08:15 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos; i="5.40,281,1496127600"; d="scan'208"; a="1188552254" Received: from dpdk6.bj.intel.com ([172.16.182.81]) by fmsmga002.fm.intel.com with ESMTP; 29 Jun 2017 08:08:13 -0700 From: Wei Dai To: thomas@monjalon.net, wenzhuo.lu@intel.com, konstantin.ananyev@intel.com, helin.zhang@intel.com, jingjing.wu@intel.com, yuan.pntel.com@dpdk.org Cc: dev@dpdk.org, Wei Dai Date: Thu, 29 Jun 2017 22:57:59 +0800 Message-Id: <1498748282-69914-3-git-send-email-wei.dai@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1498748282-69914-1-git-send-email-wei.dai@intel.com> References: <20170629083404.1271-1-wei.dai@intel.com> <1498748282-69914-1-git-send-email-wei.dai@intel.com> Subject: [dpdk-dev] [PATCH v4 2/5] net/ixgbe: add support of reset 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" Reset a NIC by calling dev_uninit and then dev_init. Go through same way in NIC PCI remove without release of ethdev resource and then NIC PCI probe function without ethdev resource allocation. Signed-off-by: Wei Dai --- drivers/net/ixgbe/ixgbe_ethdev.c | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c index ebc5467..5ff8fbe 100644 --- a/drivers/net/ixgbe/ixgbe_ethdev.c +++ b/drivers/net/ixgbe/ixgbe_ethdev.c @@ -170,6 +170,7 @@ static void ixgbe_dev_stop(struct rte_eth_dev *dev); static int ixgbe_dev_set_link_up(struct rte_eth_dev *dev); static int ixgbe_dev_set_link_down(struct rte_eth_dev *dev); static void ixgbe_dev_close(struct rte_eth_dev *dev); +static int ixgbe_dev_reset(struct rte_eth_dev *dev); static void ixgbe_dev_promiscuous_enable(struct rte_eth_dev *dev); static void ixgbe_dev_promiscuous_disable(struct rte_eth_dev *dev); static void ixgbe_dev_allmulticast_enable(struct rte_eth_dev *dev); @@ -264,6 +265,7 @@ static int ixgbevf_dev_configure(struct rte_eth_dev *dev); static int ixgbevf_dev_start(struct rte_eth_dev *dev); static void ixgbevf_dev_stop(struct rte_eth_dev *dev); static void ixgbevf_dev_close(struct rte_eth_dev *dev); +static int ixgbevf_dev_reset(struct rte_eth_dev *dev); static void ixgbevf_intr_disable(struct ixgbe_hw *hw); static void ixgbevf_intr_enable(struct ixgbe_hw *hw); static void ixgbevf_dev_stats_get(struct rte_eth_dev *dev, @@ -525,6 +527,7 @@ static const struct eth_dev_ops ixgbe_eth_dev_ops = { .dev_set_link_up = ixgbe_dev_set_link_up, .dev_set_link_down = ixgbe_dev_set_link_down, .dev_close = ixgbe_dev_close, + .dev_reset = ixgbe_dev_reset, .promiscuous_enable = ixgbe_dev_promiscuous_enable, .promiscuous_disable = ixgbe_dev_promiscuous_disable, .allmulticast_enable = ixgbe_dev_allmulticast_enable, @@ -614,6 +617,7 @@ static const struct eth_dev_ops ixgbevf_eth_dev_ops = { .xstats_reset = ixgbevf_dev_stats_reset, .xstats_get_names = ixgbevf_dev_xstats_get_names, .dev_close = ixgbevf_dev_close, + .dev_reset = ixgbevf_dev_reset, .allmulticast_enable = ixgbevf_dev_allmulticast_enable, .allmulticast_disable = ixgbevf_dev_allmulticast_disable, .dev_infos_get = ixgbevf_dev_info_get, @@ -2838,6 +2842,23 @@ ixgbe_dev_close(struct rte_eth_dev *dev) ixgbe_set_rar(hw, 0, hw->mac.addr, 0, IXGBE_RAH_AV); } +/* + * Reest PF device. + */ +static int +ixgbe_dev_reset(struct rte_eth_dev *dev) +{ + int ret; + + ret = eth_ixgbe_dev_uninit(dev); + if (ret) + return ret; + + ret = eth_ixgbe_dev_init(dev); + + return ret; +} + static void ixgbe_read_stats_registers(struct ixgbe_hw *hw, struct ixgbe_hw_stats *hw_stats, @@ -4902,6 +4923,23 @@ ixgbevf_dev_close(struct rte_eth_dev *dev) ixgbevf_remove_mac_addr(dev, 0); } +/* + * Reset VF device + */ +static int +ixgbevf_dev_reset(struct rte_eth_dev *dev) +{ + int ret; + + ret = eth_ixgbevf_dev_uninit(dev); + if (ret) + return ret; + + ret = eth_ixgbevf_dev_init(dev); + + return ret; +} + static void ixgbevf_set_vfta_all(struct rte_eth_dev *dev, bool on) { struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);