int phylink_ethtool_set_eee(struct phylink *pl, struct ethtool_eee *eee)
{
int ret = -EOPNOTSUPP;
WARN_ON(!lockdep_rtnl_is_held());
if (pl->phydev)
ret = phy_ethtool_set_eee(pl->phydev, eee);
return ret;
}
/**
* phylink_ethtool_set_eee() - set the energy efficient ethernet parameters
* @pl: a pointer to a &struct phylink returned from phylink_create()
* @eee: a pointer to a &struct ethtool_eee for the desired parameters
*/
int phylink_ethtool_set_eee(struct phylink *pl, struct ethtool_eee *eee)
{
int ret = -EOPNOTSUPP;
ASSERT_RTNL();
if (pl->phydev)
ret = phy_ethtool_set_eee(pl->phydev, eee);
return ret;
}
static int dsa_slave_set_eee(struct net_device *dev, struct ethtool_eee *e)
{
struct dsa_slave_priv *p = netdev_priv(dev);
struct dsa_switch *ds = p->parent;
int ret;
if (!ds->drv->set_eee)
return -EOPNOTSUPP;
ret = ds->drv->set_eee(ds, p->port, p->phy, e);
if (ret)
return ret;
if (p->phy)
ret = phy_ethtool_set_eee(p->phy, e);
return ret;
}
static int sxgbe_set_eee(struct net_device *dev,
struct ethtool_eee *edata)
{
struct sxgbe_priv_data *priv = netdev_priv(dev);
priv->eee_enabled = edata->eee_enabled;
if (!priv->eee_enabled) {
sxgbe_disable_eee_mode(priv);
} else {
/* We are asking for enabling the EEE but it is safe
* to verify all by invoking the eee_init function.
* In case of failure it will return an error.
*/
priv->eee_enabled = sxgbe_eee_init(priv);
if (!priv->eee_enabled)
return -EOPNOTSUPP;
/* Do not change tx_lpi_timer in case of failure */
priv->tx_lpi_timer = edata->tx_lpi_timer;
}
return phy_ethtool_set_eee(priv->phydev, edata);
}
