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net: ethernet: Add helper to remove a supported link mode

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Some MAC hardware cannot support a subset of link modes. e.g. often
1Gbps Full duplex is supported, but Half duplex is not. Add a helper
to remove such a link mode.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andrew Lunn
2018-09-12 01:53:14 +02:00
committed by David S. Miller
parent 04b7d41d80
commit 41124fa64d
9 changed files with 38 additions and 14 deletions
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6
drivers/net/ethernet/apm/xgene/xgene_enet_hw.c
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@@ -895,9 +895,9 @@ int xgene_enet_phy_connect(struct net_device *ndev)
}
pdata->phy_speed = SPEED_UNKNOWN;
phy_dev->supported &= ~SUPPORTED_10baseT_Half &
~SUPPORTED_100baseT_Half &
~SUPPORTED_1000baseT_Half;
phy_remove_link_mode(phy_dev, ETHTOOL_LINK_MODE_10baseT_Half_BIT);
phy_remove_link_mode(phy_dev, ETHTOOL_LINK_MODE_100baseT_Half_BIT);
phy_remove_link_mode(phy_dev, ETHTOOL_LINK_MODE_1000baseT_Half_BIT);
phy_dev->supported |= SUPPORTED_Pause |
SUPPORTED_Asym_Pause;
phy_dev->advertising = phy_dev->supported;