From d958919dc15c9e315df7d28d08d3ab6f3b909a32 Mon Sep 17 00:00:00 2001 From: liuzhongzhu Date: Thu, 22 Nov 2018 14:09:46 +0000 Subject: [PATCH] net: hns3: Add "qos pause" config info query function This patch prints qos pause config information. debugfs command: echo dump qos pause cfg > cmd Sample Command: root@(none)# echo dump qos pause cfg > cmd hns3 0000:7d:00.0: dump qos pause cfg hns3 0000:7d:00.0: pause_trans_gap: 0xff hns3 0000:7d:00.0: pause_trans_time: 0xffff root@(none)# Signed-off-by: liuzhongzhu Signed-off-by: Salil Mehta Signed-off-by: David S. Miller --- .../ethernet/hisilicon/hns3/hns3_debugfs.c | 1 + .../hisilicon/hns3/hns3pf/hclge_debugfs.c | 25 +++++++++++++++++++ 2 files changed, 26 insertions(+) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c index 478c133ec0a9..62586958a311 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c @@ -132,6 +132,7 @@ static void hns3_dbg_help(struct hnae3_handle *h) dev_info(&h->pdev->dev, "dump fd tcam\n"); dev_info(&h->pdev->dev, "dump tc\n"); dev_info(&h->pdev->dev, "dump tm\n"); + dev_info(&h->pdev->dev, "dump qos pause cfg\n"); } static ssize_t hns3_dbg_cmd_read(struct file *filp, char __user *buffer, diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c index e8f12333ff1e..37b312bd3bef 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c @@ -242,6 +242,29 @@ static void hclge_dbg_dump_tm(struct hclge_dev *hdev) cmd, ret); } +static void hclge_dbg_dump_qos_pause_cfg(struct hclge_dev *hdev) +{ + struct hclge_cfg_pause_param_cmd *pause_param; + struct hclge_desc desc; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_MAC_PARA, true); + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, "dump checksum fail, status is %d.\n", + ret); + return; + } + + pause_param = (struct hclge_cfg_pause_param_cmd *)desc.data; + dev_info(&hdev->pdev->dev, "dump qos pause cfg\n"); + dev_info(&hdev->pdev->dev, "pause_trans_gap: 0x%x\n", + pause_param->pause_trans_gap); + dev_info(&hdev->pdev->dev, "pause_trans_time: 0x%x\n", + pause_param->pause_trans_time); +} + static void hclge_dbg_fd_tcam_read(struct hclge_dev *hdev, u8 stage, bool sel_x, u32 loc) { @@ -307,6 +330,8 @@ int hclge_dbg_run_cmd(struct hnae3_handle *handle, char *cmd_buf) hclge_dbg_dump_tc(hdev); } else if (strncmp(cmd_buf, "dump tm", 7) == 0) { hclge_dbg_dump_tm(hdev); + } else if (strncmp(cmd_buf, "dump qos pause cfg", 18) == 0) { + hclge_dbg_dump_qos_pause_cfg(hdev); } else { dev_info(&hdev->pdev->dev, "unknown command\n"); return -EINVAL; -- GitLab