/******************************************************************************
* mv_eth_tool_get_link
* Description:
* ethtool get link status
* INPUT:
* netdev Network device structure pointer
* OUTPUT
* None
* RETURN:
* 0 if link is down, 1 if link is up
*
*******************************************************************************/
u32 mv_eth_tool_get_link(struct net_device *netdev)
{
struct eth_port *pp = MV_ETH_PRIV(netdev);
#ifdef CONFIG_MV_ETH_SWITCH
if (isSwitch(pp))
return -EPERM;
#endif /* CONFIG_MV_ETH_SWITCH */
if (pp) {
if (mvNetaLinkIsUp(pp->port))
return 1;
}
return 0;
}
/******************************************************************************
* mv_eth_tool_get_link
* Description:
* ethtool get link status
* INPUT:
* netdev Network device structure pointer
* OUTPUT
* None
* RETURN:
* 0 if link is down, 1 if link is up
*
*******************************************************************************/
u32 mv_eth_tool_get_link(struct net_device *netdev)
{
struct eth_port *pp = MV_ETH_PRIV(netdev);
struct eth_netdev *dev_priv = MV_DEV_PRIV(netdev);
if (pp == NULL) {
printk(KERN_ERR "interface %s is not supported\n", netdev->name);
return -EOPNOTSUPP;
}
if (isSwitch(pp)) {
if (dev_priv == NULL)
return -EOPNOTSUPP;
return (dev_priv->link_map != 0);
}
#ifdef CONFIG_MV_PON
if (MV_PON_PORT(pp->port))
return mv_pon_link_status();
#endif /* CONFIG_MV_PON */
return mvNetaLinkIsUp(pp->port);
}
