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    Subject[PATCH net-next 11/17] net: hns3: fix for getting auto-negotiation state in hclge_get_autoneg
    Date
    From: Fuyun Liang <liangfuyun1@huawei.com>

    When phy exists, we use the value of phydev.autoneg to represent the
    auto-negotiation state of hardware. Otherwise, we use the value of
    mac.autoneg to represent it.

    This patch fixes for getting a error value of auto-negotiation state in
    hclge_get_autoneg().

    Fixes: 46a3df9f9718 (net: hns3: Add HNS3 Acceleration Engine & Compatibility Layer Support)
    Signed-off-by: Fuyun Liang <liangfuyun1@huawei.com>
    Signed-off-by: Lipeng <lipeng321@huawei.com>
    ---
    drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 4 ++++
    1 file changed, 4 insertions(+)

    diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
    index 6879bad..cc326de 100644
    --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
    +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
    @@ -2172,6 +2172,10 @@ static int hclge_get_autoneg(struct hnae3_handle *handle)
    {
    struct hclge_vport *vport = hclge_get_vport(handle);
    struct hclge_dev *hdev = vport->back;
    + struct phy_device *phydev = hdev->hw.mac.phydev;
    +
    + if (phydev)
    + return phydev->autoneg;

    return hdev->hw.mac.autoneg;
    }
    --
    1.9.1
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