From cd6242991d2e3990c828a7c2215d2d3321f1da39 Mon Sep 17 00:00:00 2001 From: Yufeng Mo Date: Mon, 26 Jul 2021 10:47:03 +0800 Subject: net: hns3: add support for registering devlink for VF Add devlink register support for HNS3 ethernet VF driver. Signed-off-by: Yufeng Mo Signed-off-by: Guangbin Huang Signed-off-by: David S. Miller --- .../hisilicon/hns3/hns3vf/hclgevf_devlink.c | 54 ++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_devlink.c (limited to 'drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_devlink.c') diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_devlink.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_devlink.c new file mode 100644 index 000000000000..55337a975981 --- /dev/null +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_devlink.c @@ -0,0 +1,54 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* Copyright (c) 2021 Hisilicon Limited. */ + +#include + +#include "hclgevf_devlink.h" + +static const struct devlink_ops hclgevf_devlink_ops = { +}; + +int hclgevf_devlink_init(struct hclgevf_dev *hdev) +{ + struct pci_dev *pdev = hdev->pdev; + struct hclgevf_devlink_priv *priv; + struct devlink *devlink; + int ret; + + devlink = devlink_alloc(&hclgevf_devlink_ops, + sizeof(struct hclgevf_devlink_priv)); + if (!devlink) + return -ENOMEM; + + priv = devlink_priv(devlink); + priv->hdev = hdev; + + ret = devlink_register(devlink, &pdev->dev); + if (ret) { + dev_err(&pdev->dev, "failed to register devlink, ret = %d\n", + ret); + goto out_reg_fail; + } + + hdev->devlink = devlink; + + return 0; + +out_reg_fail: + devlink_free(devlink); + return ret; +} + +void hclgevf_devlink_uninit(struct hclgevf_dev *hdev) +{ + struct devlink *devlink = hdev->devlink; + + if (!devlink) + return; + + devlink_unregister(devlink); + + devlink_free(devlink); + + hdev->devlink = NULL; +} -- cgit v1.2.3-59-g8ed1b