phy_loopback
ret = phy_loopback(pdata->netdev->phydev, true, 0);
phy_loopback(pdata->netdev->phydev, false, 0);
ret = phy_loopback(dev->phydev, true, 0);
ret = phy_loopback(dev->phydev, false, 0);
return phy_loopback(adapter->phydev, enable, speed);
err = phy_loopback(phy_dev, true, 0);
err = phy_loopback(phy_dev, false, 0);
return phy_loopback(phydev, true, 0);
ret = phy_loopback(phydev, false, 0);
phy_loopback(phydev, false, 0);
ret = phy_loopback(dev->phydev, true, 0);
ret = phy_loopback(dev->phydev, false, 0);
ret = phy_loopback(priv->dev->phydev, true, 0);
phy_loopback(priv->dev->phydev, false, 0);
EXPORT_SYMBOL(phy_loopback);
int phy_loopback(struct phy_device *phydev, bool enable, int speed);
return phy_loopback(ndev->phydev, true, 0);
return phy_loopback(ndev->phydev, false, 0);