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net: phy: Add phy_ethtool_nway_reset

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This function just calls into genphy_restart_aneg() to perform an
autonegotation restart.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Fainelli
2016-11-15 10:06:30 -08:00
committed by David S. Miller
parent 8ebd115bb2
commit e86a8987e4
2 changed files with 12 additions and 0 deletions
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11
drivers/net/phy/phy.c
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@@ -1441,3 +1441,14 @@ int phy_ethtool_set_link_ksettings(struct net_device *ndev,
return phy_ethtool_ksettings_set(phydev, cmd); return phy_ethtool_ksettings_set(phydev, cmd);
} }
EXPORT_SYMBOL(phy_ethtool_set_link_ksettings); EXPORT_SYMBOL(phy_ethtool_set_link_ksettings);
int phy_ethtool_nway_reset(struct net_device *ndev)
{
struct phy_device *phydev = ndev->phydev;
if (!phydev)
return -ENODEV;
return genphy_restart_aneg(phydev);
}
EXPORT_SYMBOL(phy_ethtool_nway_reset);

1
include/linux/phy.h
View File

@@ -860,6 +860,7 @@ int phy_ethtool_get_link_ksettings(struct net_device *ndev,
struct ethtool_link_ksettings *cmd); struct ethtool_link_ksettings *cmd);
int phy_ethtool_set_link_ksettings(struct net_device *ndev, int phy_ethtool_set_link_ksettings(struct net_device *ndev,
const struct ethtool_link_ksettings *cmd); const struct ethtool_link_ksettings *cmd);
int phy_ethtool_nway_reset(struct net_device *ndev);
int __init mdio_bus_init(void); int __init mdio_bus_init(void);
void mdio_bus_exit(void); void mdio_bus_exit(void);