iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

net: hns3: add debugfs of dumping pf interrupt resources

Browse Source 
The pf's interrupt resources will be changed with the number of
enabled pf. Dumping this resource information will be helpful
for debugging.

Signed-off-by: Yufeng Mo <moyufeng@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yufeng Mo 2020-09-25 08:26:16 +08:00 committed by David S. Miller
parent 6cd131dd10
commit 348775ebe9
2 changed files with 13 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
View File

@ -264,6 +264,7 @@ static void hns3_dbg_help(struct hnae3_handle *h)
dev_info(&h->pdev->dev, "dump qs shaper [qs id]\n");
dev_info(&h->pdev->dev, "dump uc mac list <func id>\n");
dev_info(&h->pdev->dev, "dump mc mac list <func id>\n");
dev_info(&h->pdev->dev, "dump intr\n");
memset(printf_buf, 0, HNS3_DBG_BUF_LEN);
strncat(printf_buf, "dump reg [[bios common] [ssu <port_id>]",

12
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c
View File

@ -1165,6 +1165,14 @@ static void hclge_dbg_dump_serv_info(struct hclge_dev *hdev)
hdev->serv_processed_cnt);
}
static void hclge_dbg_dump_interrupt(struct hclge_dev *hdev)
{
dev_info(&hdev->pdev->dev, "num_nic_msi: %u\n", hdev->num_nic_msi);
dev_info(&hdev->pdev->dev, "num_roce_msi: %u\n", hdev->num_roce_msi);
dev_info(&hdev->pdev->dev, "num_msi_used: %u\n", hdev->num_msi_used);
dev_info(&hdev->pdev->dev, "num_msi_left: %u\n", hdev->num_msi_left);
}
static void hclge_dbg_get_m7_stats_info(struct hclge_dev *hdev)
{
struct hclge_desc *desc_src, *desc_tmp;
@ -1489,6 +1497,7 @@ int hclge_dbg_run_cmd(struct hnae3_handle *handle, const char *cmd_buf)
#define DUMP_REG "dump reg"
#define DUMP_TM_MAP "dump tm map"
#define DUMP_LOOPBACK "dump loopback"
#define DUMP_INTERRUPT "dump intr"
struct hclge_vport *vport = hclge_get_vport(handle);
struct hclge_dev *hdev = vport->back;
@ -1536,6 +1545,9 @@ int hclge_dbg_run_cmd(struct hnae3_handle *handle, const char *cmd_buf)
hclge_dbg_dump_mac_list(hdev,
&cmd_buf[sizeof("dump mc mac list")],
false);
} else if (strncmp(cmd_buf, DUMP_INTERRUPT,
strlen(DUMP_INTERRUPT)) == 0) {
hclge_dbg_dump_interrupt(hdev);
} else {
dev_info(&hdev->pdev->dev, "unknown command\n");
return -EINVAL;