From 9484e3379e46afffcf0973677656bc36fe96ac71 Mon Sep 17 00:00:00 2001
From: Guangbin Huang <huangguangbin2@huawei.com>
Date: Sun, 27 Sep 2020 15:12:44 +0800
Subject: [PATCH] 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>
---
.../ethernet/hisilicon/hns3/hns3_debugfs.c | 24 +++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
index 4fab82c95a023..15333ec5f035b 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
@@ -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
--
2.30.2