[PATCH net-next 06/10] net: hns3: add debugfs to dump device capabilities
From: Huazhong Tan <hidden>
Date: 2020-09-27 07:15:51
Also in:
lkml
Subsystem:
hisilicon network subsystem 3 driver (hns3), hisilicon network subsystem driver, networking drivers, the rest · Maintainers:
Jian Shen, Jijie Shao, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Guangbin Huang <redacted> Adds debugfs to dump each device capability whether is supported. Signed-off-by: Guangbin Huang <redacted> Signed-off-by: Huazhong Tan <redacted> --- drivers/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 4fab82c..15333ec 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
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2.7.4