From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bg1.exmail.qq.com (bg1.exmail.qq.com [114.132.77.159]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1070B3CAE9A for ; Wed, 22 Apr 2026 09:57:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=114.132.77.159 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776851863; cv=none; b=a5u1jfvo2+TgO+YN/X8t4/0uGAWV5B75q2autJsDdXqU0Fpax8tapRMrpegjKppwtC8tylWP9uXlr7sJfwUNJ0Bmsq9wIDS0PovWqsBFKVtZ6HBdIwNk/rA8jY98vJpZxRkdLyTVNkbAJmYiGLGDq7hUhGzFyXD6ghCBlj4DeNs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776851863; c=relaxed/simple; bh=kibypjruGxPZlZRomStopJ4CK9Lwzd+vZvZyTJH93FY=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=QyLEYE+fvQaR3YOexV5wotHu7OXhaX+ROuBpYNZJf/rUeMOdZePkbPzAVRm4ft1T2nWusGH1e/fWr3ApzJBN69tKkiT84wgQdmVHG4U67+4od4i5926pdOF/f37v3h/sXjzGzRckDFfrFdKJp1Ovny0iFxtQhQMCE3rJ/j1BgQo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=trustnetic.com; spf=pass smtp.mailfrom=trustnetic.com; arc=none smtp.client-ip=114.132.77.159 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=trustnetic.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=trustnetic.com X-QQ-mid: esmtpgz13t1776851797ta17b84dd X-QQ-Originating-IP: JQoZ1BNPjmvDsTVyIq7s0tY9k4L3ihRsDcD/XCgLrCs= Received: from lap-jiawenwu.trustnetic.com ( [115.220.225.180]) by bizesmtp.qq.com (ESMTP) with id ; Wed, 22 Apr 2026 17:56:35 +0800 (CST) X-QQ-SSF: 0000000000000000000000000000000 X-QQ-GoodBg: 0 X-BIZMAIL-ID: 12193327949234377655 EX-QQ-RecipientCnt: 17 From: Jiawen Wu To: netdev@vger.kernel.org Cc: Mengyuan Lou , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Richard Cochran , Russell King , Simon Horman , Kees Cook , Larysa Zaremba , Breno Leitao , Joe Damato , Jacob Keller , Fabio Baltieri , Jiawen Wu Subject: [RFC PATCH net-next 2/5] net: wangxun: add Tx timeout process Date: Wed, 22 Apr 2026 17:56:14 +0800 Message-Id: <20260422095617.27080-3-jiawenwu@trustnetic.com> X-Mailer: git-send-email 2.21.0.windows.1 In-Reply-To: <20260422095617.27080-1-jiawenwu@trustnetic.com> References: <20260422095617.27080-1-jiawenwu@trustnetic.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-QQ-SENDSIZE: 520 Feedback-ID: esmtpgz:trustnetic.com:qybglogicsvrgz:qybglogicsvrgz6b-0 X-QQ-XMAILINFO: MeGVnsUF9M9xbyztiu/alv9CpHv3l2xgiUbRdS8WU/dHpXOGKo/7UzSd f/Og3Z3TNnyLNKytq0SKjUpz4nTWIdTOXUQKAhRFdmfaPWHeGTobWlSpjbQIHeUNG4eX+cv AlgmCmHLa/gDgfHF3yt0YRFvedYBSMgc6AIKTpwkb3IZiG7yh7P/2PG1CVxVBmats4n09NQ +8DPSvJncHW0PKw062dTERoiUBiNgf34hFNfqJoP3hxjOzc3JgqbbKCpNtokvrDLZ1+HZRe OgaIGrSxdWjprrqT+BoWWbHB5pOqLIUIq0cARD9sEt+1Oh57g9en58On5tldcIzqEgOpRl/ bv1qqecVvmqJ9jq81Q+OlFVxx24jDkQNbgwiA0PUcRqqcXSrMoLpGYEYS02bYaMf2IZiNvb ftF6yofUrcfHsQcBOwXQNZSHavcYPXxnOePKGkpvg0n0M+FWH/yBUCKVW5QOKsTAFT/h0hW UXyx8NYbadoQ8FVLcwt6D3ofQvrlMTfmBGgQ99WpAoYO5I5rKxxcGrVCsjmFoY/cRPF/lP3 6adDQ0H75O75Ud4zOIuH7cqA8IKKHw2c9/q5T9WBdnL0X1T2xTC6tONlXKI9KnL5KJ2l7Zp /3n7uBZN/xfqA1FzG+8SJnm3sNDmtqmeDot+QBoasbIg1LLyVi2jEvhvaQ9AOq35kxL7tQN V53FgZ12YTvIPsiA+zFtbf2IVK4x0igJaGqeYjTMpNQ+MNbPbBr11YvIjSU7RBRkOPzTsN/ xq59lF/U4TZzQD3sxzDAR5LMZ541WFtivWIerAxtIj1EBPRPJ5UDt5K2qRPY2h1v1Mve4ZK EUxuZWGZRc1zeRZYQv1i9Ew1tDA273nyMEdkHHvOyRhreEVwQiejU3EKaQ3e3xeR7h5OqTR 1ye1St1KPE9qu05N7OenR6zYzyhDzIGgQLxwBJL65qLqHi9WxFXd+0cfX/p2Hqpb36XwOxt sAwnKjA46zkHGV0RuiuOu3YULK8ntsWRgVu5dVDa6nMFhqMfBM515Uvy41XZrFdVsxdaMcP YMXuht8pPlw/AtHFtZjbWtvdkkcsYBQgVjb/m0gMf4pQJYsgP0yYIZ7TUXJeivYEyW0HN4p EjUh2AwdkE/IOLrMiT4Zeg= X-QQ-XMRINFO: OWPUhxQsoeAVwkVaQIEGSKwwgKCxK/fD5g== X-QQ-RECHKSPAM: 0 Implement .ndo_tx_timeout to handle Tx side timeout event. When Tx timeout event occur, it will triger driver into reset process. The WX_HANG_CHECK_ARMED bit is set to indicate a potential hang. It will be cleared if a pause frame is received to remove false hang detection due to 802.3 frames. Signed-off-by: Jiawen Wu --- drivers/net/ethernet/wangxun/libwx/Makefile | 2 +- drivers/net/ethernet/wangxun/libwx/wx_err.c | 125 ++++++++++++++++++ drivers/net/ethernet/wangxun/libwx/wx_err.h | 14 ++ drivers/net/ethernet/wangxun/libwx/wx_hw.c | 17 ++- drivers/net/ethernet/wangxun/libwx/wx_lib.c | 37 ++++++ drivers/net/ethernet/wangxun/libwx/wx_lib.h | 1 + drivers/net/ethernet/wangxun/libwx/wx_type.h | 12 +- drivers/net/ethernet/wangxun/ngbe/ngbe_main.c | 4 + .../net/ethernet/wangxun/txgbe/txgbe_main.c | 4 + 9 files changed, 211 insertions(+), 5 deletions(-) create mode 100644 drivers/net/ethernet/wangxun/libwx/wx_err.c create mode 100644 drivers/net/ethernet/wangxun/libwx/wx_err.h diff --git a/drivers/net/ethernet/wangxun/libwx/Makefile b/drivers/net/ethernet/wangxun/libwx/Makefile index a71b0ad77de3..c8724bb129aa 100644 --- a/drivers/net/ethernet/wangxun/libwx/Makefile +++ b/drivers/net/ethernet/wangxun/libwx/Makefile @@ -4,5 +4,5 @@ obj-$(CONFIG_LIBWX) += libwx.o -libwx-objs := wx_hw.o wx_lib.o wx_ethtool.o wx_ptp.o wx_mbx.o wx_sriov.o +libwx-objs := wx_hw.o wx_lib.o wx_ethtool.o wx_ptp.o wx_mbx.o wx_sriov.o wx_err.o libwx-objs += wx_vf.o wx_vf_lib.o wx_vf_common.o diff --git a/drivers/net/ethernet/wangxun/libwx/wx_err.c b/drivers/net/ethernet/wangxun/libwx/wx_err.c new file mode 100644 index 000000000000..42e00f0bd8da --- /dev/null +++ b/drivers/net/ethernet/wangxun/libwx/wx_err.c @@ -0,0 +1,125 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright (c) 2015 - 2026 Beijing WangXun Technology Co., Ltd. */ + +#include +#include + +#include "wx_type.h" +#include "wx_lib.h" +#include "wx_err.h" + +static void wx_reset_subtask(struct wx *wx) +{ + if (!test_bit(WX_FLAG_NEED_PF_RESET, wx->flags)) + return; + + rtnl_lock(); + + if (!netif_running(wx->netdev) || + test_bit(WX_STATE_RESETTING, wx->state)) + return; + + wx_warn(wx, "Reset adapter.\n"); + + if (test_and_clear_bit(WX_FLAG_NEED_PF_RESET, wx->flags)) { + if (wx->do_reset) + wx->do_reset(wx->netdev); + } + + rtnl_unlock(); +} + +/* + * wx_check_tx_hang_subtask - check for hung queues and dropped interrupts + * @wx - pointer to the device wx structure + * + * This function serves two purposes. First it strobes the interrupt lines + * in order to make certain interrupts are occurring. Secondly it sets the + * bits needed to check for TX hangs. As a result we should immediately + * determine if a hang has occurred. + */ +static void wx_check_tx_hang_subtask(struct wx *wx) +{ + int i; + + /* If we're down or resetting, just bail */ + if (!netif_running(wx->netdev) || + test_bit(WX_STATE_RESETTING, wx->state)) + return; + + /* Force detection of hung controller */ + if (netif_carrier_ok(wx->netdev)) { + for (i = 0; i < wx->num_tx_queues; i++) + set_bit(WX_TX_DETECT_HANG, wx->tx_ring[i]->state); + } +} + +void wx_handle_errors_subtask(struct wx *wx) +{ + wx_reset_subtask(wx); + wx_check_tx_hang_subtask(wx); +} +EXPORT_SYMBOL(wx_handle_errors_subtask); + +static void wx_tx_timeout_reset(struct wx *wx) +{ + if (!netif_running(wx->netdev)) + return; + + set_bit(WX_FLAG_NEED_PF_RESET, wx->flags); + wx_warn(wx, "initiating reset due to tx timeout\n"); + wx_service_event_schedule(wx); +} + +void wx_tx_timeout(struct net_device *netdev, unsigned int txqueue) +{ + struct wx *wx = netdev_priv(netdev); + u32 head, tail; + int i; + + for (i = 0; i < wx->num_tx_queues; i++) { + struct wx_ring *tx_ring = wx->tx_ring[i]; + + if (test_bit(WX_TX_DETECT_HANG, tx_ring->state) && + wx_check_tx_hang(tx_ring)) + wx_warn(wx, "Real tx hang detected on queue %d\n", i); + + head = rd32(wx, WX_PX_TR_RP(tx_ring->reg_idx)); + tail = rd32(wx, WX_PX_TR_WP(tx_ring->reg_idx)); + wx_warn(wx, + "tx ring %d next_to_use is %d, next_to_clean is %d\n", + i, tx_ring->next_to_use, + tx_ring->next_to_clean); + wx_warn(wx, "tx ring %d hw rp is 0x%x, wp is 0x%x\n", + i, head, tail); + } + + wx_tx_timeout_reset(wx); +} +EXPORT_SYMBOL(wx_tx_timeout); + +void wx_handle_tx_hang(struct wx_ring *tx_ring, unsigned int next) +{ + struct wx *wx = netdev_priv(tx_ring->netdev); + + wx_warn(wx, "Detected Tx Unit Hang\n" + " Tx Queue <%d>\n" + " TDH, TDT <%x>, <%x>\n" + " next_to_use <%x>\n" + " next_to_clean <%x>\n" + "tx_buffer_info[next_to_clean]\n" + " time_stamp <%lx>\n" + " jiffies <%lx>\n", + tx_ring->queue_index, + rd32(wx, WX_PX_TR_RP(tx_ring->reg_idx)), + rd32(wx, WX_PX_TR_WP(tx_ring->reg_idx)), + tx_ring->next_to_use, next, + tx_ring->tx_buffer_info[next].time_stamp, jiffies); + + netif_stop_subqueue(tx_ring->netdev, tx_ring->queue_index); + + wx_warn(wx, "tx hang detected on queue %d, resetting adapter\n", + tx_ring->queue_index); + + wx_tx_timeout_reset(wx); +} diff --git a/drivers/net/ethernet/wangxun/libwx/wx_err.h b/drivers/net/ethernet/wangxun/libwx/wx_err.h new file mode 100644 index 000000000000..e317e6c8d928 --- /dev/null +++ b/drivers/net/ethernet/wangxun/libwx/wx_err.h @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * WangXun Gigabit PCI Express Linux driver + * Copyright (c) 2015 - 2026 Beijing WangXun Technology Co., Ltd. + */ + +#ifndef _WX_ERR_H_ +#define _WX_ERR_H_ + +void wx_handle_errors_subtask(struct wx *wx); +void wx_tx_timeout(struct net_device *netdev, unsigned int txqueue); +void wx_handle_tx_hang(struct wx_ring *tx_ring, unsigned int next); + +#endif /* _WX_ERR_H_ */ diff --git a/drivers/net/ethernet/wangxun/libwx/wx_hw.c b/drivers/net/ethernet/wangxun/libwx/wx_hw.c index d3772d01e00b..401dc7eb1137 100644 --- a/drivers/net/ethernet/wangxun/libwx/wx_hw.c +++ b/drivers/net/ethernet/wangxun/libwx/wx_hw.c @@ -1932,6 +1932,7 @@ static void wx_configure_tx_ring(struct wx *wx, else ring->atr_sample_rate = 0; + bitmap_zero(ring->state, WX_RING_STATE_NBITS); /* reinitialize tx_buffer_info */ memset(ring->tx_buffer_info, 0, sizeof(struct wx_tx_buffer) * ring->count); @@ -2847,16 +2848,26 @@ EXPORT_SYMBOL(wx_fc_enable); static void wx_update_xoff_rx_lfc(struct wx *wx) { struct wx_hw_stats *hwstats = &wx->stats; + u64 data; + int i; if (wx->fc.mode != wx_fc_full && wx->fc.mode != wx_fc_rx_pause) return; if (wx->mac.type >= wx_mac_aml) - hwstats->lxoffrxc += rd32_wrap(wx, WX_MAC_LXOFFRXC_AML, - &wx->last_stats.lxoffrxc); + data = rd32_wrap(wx, WX_MAC_LXOFFRXC_AML, + &wx->last_stats.lxoffrxc); else - hwstats->lxoffrxc += rd64(wx, WX_MAC_LXOFFRXC); + data = rd64(wx, WX_MAC_LXOFFRXC); + hwstats->lxoffrxc += data; + + /* refill credits (no tx hang) if we received xoff */ + if (!data) + return; + + for (i = 0; i < wx->num_tx_queues; i++) + clear_bit(WX_HANG_CHECK_ARMED, wx->tx_ring[i]->state); } /** diff --git a/drivers/net/ethernet/wangxun/libwx/wx_lib.c b/drivers/net/ethernet/wangxun/libwx/wx_lib.c index 746623fa59b4..9e6167b43f75 100644 --- a/drivers/net/ethernet/wangxun/libwx/wx_lib.c +++ b/drivers/net/ethernet/wangxun/libwx/wx_lib.c @@ -14,6 +14,7 @@ #include "wx_type.h" #include "wx_lib.h" +#include "wx_err.h" #include "wx_ptp.h" #include "wx_hw.h" #include "wx_vf_lib.h" @@ -742,6 +743,36 @@ static struct netdev_queue *wx_txring_txq(const struct wx_ring *ring) return netdev_get_tx_queue(ring->netdev, ring->queue_index); } +static u32 wx_get_tx_pending(struct wx_ring *ring) +{ + unsigned int head, tail; + + head = ring->next_to_clean; + tail = ring->next_to_use; + + return ((head <= tail) ? tail : tail + ring->count) - head; +} + +bool wx_check_tx_hang(struct wx_ring *ring) +{ + u32 tx_done_old = ring->tx_stats.tx_done_old; + u32 tx_pending = wx_get_tx_pending(ring); + u32 tx_done = ring->stats.packets; + + clear_bit(WX_TX_DETECT_HANG, ring->state); + + if (tx_done_old == tx_done && tx_pending) + /* make sure it is true for two checks in a row */ + return test_and_set_bit(WX_HANG_CHECK_ARMED, ring->state); + + /* update completed stats and continue */ + ring->tx_stats.tx_done_old = tx_done; + /* reset the countdown */ + clear_bit(WX_HANG_CHECK_ARMED, ring->state); + + return false; +} + /** * wx_clean_tx_irq - Reclaim resources after transmit completes * @q_vector: structure containing interrupt and ring information @@ -866,6 +897,12 @@ static bool wx_clean_tx_irq(struct wx_q_vector *q_vector, netdev_tx_completed_queue(wx_txring_txq(tx_ring), total_packets, total_bytes); + if (test_bit(WX_TX_DETECT_HANG, tx_ring->state) && + wx_check_tx_hang(tx_ring)) { + wx_handle_tx_hang(tx_ring, i); + return true; + } + #define TX_WAKE_THRESHOLD (DESC_NEEDED * 2) if (unlikely(total_packets && netif_carrier_ok(tx_ring->netdev) && (wx_desc_unused(tx_ring) >= TX_WAKE_THRESHOLD))) { diff --git a/drivers/net/ethernet/wangxun/libwx/wx_lib.h b/drivers/net/ethernet/wangxun/libwx/wx_lib.h index aed6ea8cf0d6..e373cd7f05d3 100644 --- a/drivers/net/ethernet/wangxun/libwx/wx_lib.h +++ b/drivers/net/ethernet/wangxun/libwx/wx_lib.h @@ -10,6 +10,7 @@ struct wx_dec_ptype wx_decode_ptype(const u8 ptype); void wx_alloc_rx_buffers(struct wx_ring *rx_ring, u16 cleaned_count); u16 wx_desc_unused(struct wx_ring *ring); +bool wx_check_tx_hang(struct wx_ring *ring); netdev_tx_t wx_xmit_frame(struct sk_buff *skb, struct net_device *netdev); void wx_napi_enable_all(struct wx *wx); diff --git a/drivers/net/ethernet/wangxun/libwx/wx_type.h b/drivers/net/ethernet/wangxun/libwx/wx_type.h index 0da5565ee4ff..f65c2d7bae39 100644 --- a/drivers/net/ethernet/wangxun/libwx/wx_type.h +++ b/drivers/net/ethernet/wangxun/libwx/wx_type.h @@ -1039,6 +1039,7 @@ struct wx_queue_stats { struct wx_tx_queue_stats { u64 restart_queue; u64 tx_busy; + u32 tx_done_old; }; struct wx_rx_queue_stats { @@ -1054,6 +1055,12 @@ struct wx_rx_queue_stats { #define wx_for_each_ring(posm, headm) \ for (posm = (headm).ring; posm; posm = posm->next) +enum wx_ring_state { + WX_TX_DETECT_HANG, + WX_HANG_CHECK_ARMED, + WX_RING_STATE_NBITS +}; + struct wx_ring_container { struct wx_ring *ring; /* pointer to linked list of rings */ unsigned int total_bytes; /* total bytes processed this int */ @@ -1073,6 +1080,7 @@ struct wx_ring { struct wx_tx_buffer *tx_buffer_info; struct wx_rx_buffer *rx_buffer_info; }; + DECLARE_BITMAP(state, WX_RING_STATE_NBITS); u8 __iomem *tail; dma_addr_t dma; /* phys. address of descriptor ring */ dma_addr_t headwb_dma; @@ -1273,6 +1281,7 @@ enum wx_pf_flags { WX_FLAG_NEED_DO_RESET, WX_FLAG_RX_MERGE_ENABLED, WX_FLAG_TXHEAD_WB_ENABLED, + WX_FLAG_NEED_PF_RESET, WX_PF_FLAGS_NBITS /* must be last */ }; @@ -1503,7 +1512,8 @@ rd32_wrap(struct wx *wx, u32 reg, u32 *last) #define wx_err(wx, fmt, arg...) \ dev_err(&(wx)->pdev->dev, fmt, ##arg) - +#define wx_warn(wx, fmt, arg...) \ + dev_warn(&(wx)->pdev->dev, fmt, ##arg) #define wx_dbg(wx, fmt, arg...) \ dev_dbg(&(wx)->pdev->dev, fmt, ##arg) diff --git a/drivers/net/ethernet/wangxun/ngbe/ngbe_main.c b/drivers/net/ethernet/wangxun/ngbe/ngbe_main.c index bd905e267575..e9561996b970 100644 --- a/drivers/net/ethernet/wangxun/ngbe/ngbe_main.c +++ b/drivers/net/ethernet/wangxun/ngbe/ngbe_main.c @@ -14,6 +14,7 @@ #include "../libwx/wx_type.h" #include "../libwx/wx_hw.h" #include "../libwx/wx_lib.h" +#include "../libwx/wx_err.h" #include "../libwx/wx_ptp.h" #include "../libwx/wx_mbx.h" #include "../libwx/wx_sriov.h" @@ -147,6 +148,7 @@ static void ngbe_service_task(struct work_struct *work) { struct wx *wx = container_of(work, struct wx, service_task); + wx_handle_errors_subtask(wx); wx_update_stats(wx); wx_service_event_complete(wx); @@ -642,6 +644,7 @@ static const struct net_device_ops ngbe_netdev_ops = { .ndo_stop = ngbe_close, .ndo_change_mtu = wx_change_mtu, .ndo_start_xmit = wx_xmit_frame, + .ndo_tx_timeout = wx_tx_timeout, .ndo_set_rx_mode = wx_set_rx_mode, .ndo_set_features = wx_set_features, .ndo_fix_features = wx_fix_features, @@ -731,6 +734,7 @@ static int ngbe_probe(struct pci_dev *pdev, wx->driver_name = ngbe_driver_name; ngbe_set_ethtool_ops(netdev); netdev->netdev_ops = &ngbe_netdev_ops; + netdev->watchdog_timeo = 5 * HZ; netdev->features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO | NETIF_F_TSO6 | diff --git a/drivers/net/ethernet/wangxun/txgbe/txgbe_main.c b/drivers/net/ethernet/wangxun/txgbe/txgbe_main.c index ec32a5f422f2..b13c48507374 100644 --- a/drivers/net/ethernet/wangxun/txgbe/txgbe_main.c +++ b/drivers/net/ethernet/wangxun/txgbe/txgbe_main.c @@ -14,6 +14,7 @@ #include "../libwx/wx_type.h" #include "../libwx/wx_lib.h" +#include "../libwx/wx_err.h" #include "../libwx/wx_ptp.h" #include "../libwx/wx_hw.h" #include "../libwx/wx_mbx.h" @@ -128,6 +129,7 @@ static void txgbe_service_task(struct work_struct *work) { struct wx *wx = container_of(work, struct wx, service_task); + wx_handle_errors_subtask(wx); txgbe_module_detection_subtask(wx); txgbe_link_config_subtask(wx); wx_update_stats(wx); @@ -659,6 +661,7 @@ static const struct net_device_ops txgbe_netdev_ops = { .ndo_stop = txgbe_close, .ndo_change_mtu = wx_change_mtu, .ndo_start_xmit = wx_xmit_frame, + .ndo_tx_timeout = wx_tx_timeout, .ndo_set_rx_mode = wx_set_rx_mode, .ndo_set_features = wx_set_features, .ndo_fix_features = wx_fix_features, @@ -750,6 +753,7 @@ static int txgbe_probe(struct pci_dev *pdev, wx->driver_name = txgbe_driver_name; txgbe_set_ethtool_ops(netdev); netdev->netdev_ops = &txgbe_netdev_ops; + netdev->watchdog_timeo = 5 * HZ; netdev->udp_tunnel_nic_info = &txgbe_udp_tunnels; /* setup the private structure */ -- 2.51.0