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net: hns3: add debugfs to dump device capabilities 

Adds debugfs to dump each device capability whether is supported.

Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Guangbin Huang 2020-09-27 15:12:44 +08:00 committed by David S. Miller
parent 4cc86cb58a
commit 9484e3379e
1 changed files with 24 additions and 0 deletions
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24
drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
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@ -244,6 +244,7 @@ static void hns3_dbg_help(struct hnae3_handle *h)
dev_info(&h->pdev->dev, "queue info <number>\n");
dev_info(&h->pdev->dev, "queue map\n");
dev_info(&h->pdev->dev, "bd info <q_num> <bd index>\n");
dev_info(&h->pdev->dev, "dev capability\n");
if (!hns3_is_phys_func(h->pdev))
return;
@ -285,6 +286,27 @@ static void hns3_dbg_help(struct hnae3_handle *h)
dev_info(&h->pdev->dev, "%s", printf_buf);
}
static void hns3_dbg_dev_caps(struct hnae3_handle *h)
{
struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
unsigned long *caps;
caps = ae_dev->caps;
dev_info(&h->pdev->dev, "support FD: %s\n",
test_bit(HNAE3_DEV_SUPPORT_FD_B, caps) ? "yes" : "no");
dev_info(&h->pdev->dev, "support GRO: %s\n",
test_bit(HNAE3_DEV_SUPPORT_GRO_B, caps) ? "yes" : "no");
dev_info(&h->pdev->dev, "support FEC: %s\n",
test_bit(HNAE3_DEV_SUPPORT_FEC_B, caps) ? "yes" : "no");
dev_info(&h->pdev->dev, "support UDP GSO: %s\n",
test_bit(HNAE3_DEV_SUPPORT_UDP_GSO_B, caps) ? "yes" : "no");
dev_info(&h->pdev->dev, "support PTP: %s\n",
test_bit(HNAE3_DEV_SUPPORT_PTP_B, caps) ? "yes" : "no");
dev_info(&h->pdev->dev, "support INT QL: %s\n",
test_bit(HNAE3_DEV_SUPPORT_INT_QL_B, caps) ? "yes" : "no");
}
static ssize_t hns3_dbg_cmd_read(struct file *filp, char __user *buffer,
size_t count, loff_t *ppos)
{
@ -360,6 +382,8 @@ static ssize_t hns3_dbg_cmd_write(struct file *filp, const char __user *buffer,
ret = hns3_dbg_queue_map(handle);
else if (strncmp(cmd_buf, "bd info", 7) == 0)
ret = hns3_dbg_bd_info(handle, cmd_buf);
else if (strncmp(cmd_buf, "dev capability", 14) == 0)
hns3_dbg_dev_caps(handle);
else if (handle->ae_algo->ops->dbg_run_cmd)
ret = handle->ae_algo->ops->dbg_run_cmd(handle, cmd_buf);
else