diff options
| author | Peng Li <lipeng321@huawei.com> | 2019-04-04 11:17:48 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-04-04 20:20:38 +0300 |
| commit | 95dbab9f3606e9f3724fc0e38298830b09a57559 (patch) | |
| tree | 05472bedd20a48066714a3582d70dc0cad2a0855 /drivers/net | |
| parent | b571bc623eb969a9dc004bba0b9185f0a02814ed (diff) | |
| download | linux-95dbab9f3606e9f3724fc0e38298830b09a57559.tar.xz | |
net: hns3: check 1000M half for hns3_ethtool_ops.set_link_ksettings
Hip08 SOC does not support 1000M half, this patch adds 1000M half
check for hns3_ethtool_ops.set_link_ksettings, so the user can not
set 1000M half by ethtool.
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c index 359d4731fb2d..fc82d0e11546 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c @@ -648,6 +648,10 @@ static int hns3_get_link_ksettings(struct net_device *netdev, static int hns3_set_link_ksettings(struct net_device *netdev, const struct ethtool_link_ksettings *cmd) { + /* Chip doesn't support this mode. */ + if (cmd->base.speed == SPEED_1000 && cmd->base.duplex == DUPLEX_HALF) + return -EINVAL; + /* Only support ksettings_set for netdev with phy attached for now */ if (netdev->phydev) return phy_ethtool_ksettings_set(netdev->phydev, cmd); |