net: hns3: add support for devlink get info for PF

Add devlink get info support for HNS3 ethernet PF driver.

Signed-off-by: Yufeng Mo <moyufeng@huawei.com>
Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_devlink.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_devlink.c
index 03b822b..7de423d 100644 (file)
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_devlink.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_devlink.c
@@ -5,7 +5,37 @@
 
 #include "hclge_devlink.h"
 
+static int hclge_devlink_info_get(struct devlink *devlink,
+                                 struct devlink_info_req *req,
+                                 struct netlink_ext_ack *extack)
+{
+#define        HCLGE_DEVLINK_FW_STRING_LEN     32
+       struct hclge_devlink_priv *priv = devlink_priv(devlink);
+       char version_str[HCLGE_DEVLINK_FW_STRING_LEN];
+       struct hclge_dev *hdev = priv->hdev;
+       int ret;
+
+       ret = devlink_info_driver_name_put(req, KBUILD_MODNAME);
+       if (ret)
+               return ret;
+
+       snprintf(version_str, sizeof(version_str), "%lu.%lu.%lu.%lu",
+                hnae3_get_field(hdev->fw_version, HNAE3_FW_VERSION_BYTE3_MASK,
+                                HNAE3_FW_VERSION_BYTE3_SHIFT),
+                hnae3_get_field(hdev->fw_version, HNAE3_FW_VERSION_BYTE2_MASK,
+                                HNAE3_FW_VERSION_BYTE2_SHIFT),
+                hnae3_get_field(hdev->fw_version, HNAE3_FW_VERSION_BYTE1_MASK,
+                                HNAE3_FW_VERSION_BYTE1_SHIFT),
+                hnae3_get_field(hdev->fw_version, HNAE3_FW_VERSION_BYTE0_MASK,
+                                HNAE3_FW_VERSION_BYTE0_SHIFT));
+
+       return devlink_info_version_running_put(req,
+                                               DEVLINK_INFO_VERSION_GENERIC_FW,
+                                               version_str);
+}
+
 static const struct devlink_ops hclge_devlink_ops = {
+       .info_get = hclge_devlink_info_get,
 };
 
 int hclge_devlink_init(struct hclge_dev *hdev)