Message ID | 1554260881-44948-2-git-send-email-tanhuazhong@huawei.com |
---|---|
State | Changes Requested |
Delegated to: | David Miller |
Headers | show |
Series | code optimizations & bugfixes for HNS3 driver | expand |
Hello! On 03.04.2019 6:07, Huazhong Tan wrote: > From: Peng Li <lipeng321@huawei.com> > > 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> > --- > drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c > index 359d473..0c05807 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 don't support this mode. */ Doesn't. [...] MBR, Sergei
On 2019/4/3 17:12, Sergei Shtylyov wrote: > Hello! > > On 03.04.2019 6:07, Huazhong Tan wrote: > >> From: Peng Li <lipeng321@huawei.com> >> >> 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> >> --- >> drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c | 4 ++++ >> 1 file changed, 4 insertions(+) >> >> diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c >> b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c >> index 359d473..0c05807 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 don't support this mode. */ > > Doesn't. > > [...] > > MBR, Sergei > ok, thanks. > . >
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c index 359d473..0c05807 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 don'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);