linux-kernel - [PATCH net 2/7] net: hns3: Support query tx timeout threshold by debugfs

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Message-ID: <20230906072018.3020671-3-shaojijie@huawei.com>
Date:   Wed, 6 Sep 2023 15:20:13 +0800
From:   Jijie Shao <shaojijie@...wei.com>
To:     <yisen.zhuang@...wei.com>, <salil.mehta@...wei.com>,
        <davem@...emloft.net>, <edumazet@...gle.com>, <kuba@...nel.org>,
        <pabeni@...hat.com>
CC:     <shenjian15@...wei.com>, <wangjie125@...wei.com>,
        <liuyonglong@...wei.com>, <shaojijie@...wei.com>,
        <chenhao418@...wei.com>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH net 2/7] net: hns3: Support query tx timeout threshold by debugfs

support query tx timeout threshold by debugfs

Signed-off-by: Jijie Shao <shaojijie@...wei.com>
---
 drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
index f276b5ecb431..8086722a56c0 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
@@ -1045,6 +1045,7 @@ hns3_dbg_dev_specs(struct hnae3_handle *h, char *buf, int len, int *pos)
 	struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
 	struct hnae3_dev_specs *dev_specs = &ae_dev->dev_specs;
 	struct hnae3_knic_private_info *kinfo = &h->kinfo;
+	struct net_device *dev = kinfo->netdev;
 
 	*pos += scnprintf(buf + *pos, len - *pos, "dev_spec:\n");
 	*pos += scnprintf(buf + *pos, len - *pos, "MAC entry num: %u\n",
@@ -1087,6 +1088,9 @@ hns3_dbg_dev_specs(struct hnae3_handle *h, char *buf, int len, int *pos)
 			  dev_specs->mc_mac_size);
 	*pos += scnprintf(buf + *pos, len - *pos, "MAC statistics number: %u\n",
 			  dev_specs->mac_stats_num);
+	*pos += scnprintf(buf + *pos, len - *pos,
+			  "TX timeout threshold: %d seconds\n",
+			  dev->watchdog_timeo / HZ);
 }
 
 static int hns3_dbg_dev_info(struct hnae3_handle *h, char *buf, int len)
-- 
2.30.0