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net: hns3: Add "qos pause" config info query function

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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 <liuzhongzhu@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
liuzhongzhu 2018-11-22 14:09:46 +00:00 committed by David S. Miller
parent 96227f4cd7
commit d958919dc1
2 changed files with 26 additions and 0 deletions
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1
drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
View File

@ -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,

25
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c
View File

@ -242,6 +242,29 @@ err_tm_cmd_send:
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;