Commit 9484e337 authored by Guangbin Huang's avatar Guangbin Huang Committed by David S. Miller
Browse files

net: hns3: add debugfs to dump device capabilities 



Adds debugfs to dump each device capability whether is supported.

Signed-off-by: default avatarGuangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: default avatarHuazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 4cc86cb5

drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c

+24 −0
Original line number Diff line number Diff line
@@ -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