/**
* phylink_ethtool_get_eee_err() - read the energy efficient ethernet error
* counter
* @pl: a pointer to a &struct phylink returned from phylink_create().
*
* Read the Energy Efficient Ethernet error counter from the PHY associated
* with the phylink instance specified by @pl.
*
* Returns positive error counter value, or negative error code.
*/
int phylink_get_eee_err(struct phylink *pl)
{
int ret = 0;
ASSERT_RTNL();
if (pl->phydev)
ret = phy_get_eee_err(pl->phydev);
return ret;
}
int phylink_get_eee_err(struct phylink *pl)
{
int ret = 0;
WARN_ON(!lockdep_rtnl_is_held());
if (pl->phydev)
ret = phy_get_eee_err(pl->phydev);
return ret;
}
static void stmmac_get_ethtool_stats(struct net_device *dev,
struct ethtool_stats *dummy, u64 *data)
{
struct stmmac_priv *priv = netdev_priv(dev);
int i, j = 0;
/* Update the DMA HW counters for dwmac10/100 */
if (!priv->plat->has_gmac)
priv->hw->dma->dma_diagnostic_fr(&dev->stats,
(void *) &priv->xstats,
priv->ioaddr);
else {
/* If supported, for new GMAC chips expose the MMC counters */
if (priv->dma_cap.rmon) {
dwmac_mmc_read(priv->ioaddr, &priv->mmc);
for (i = 0; i < STMMAC_MMC_STATS_LEN; i++) {
char *p;
p = (char *)priv + stmmac_mmc[i].stat_offset;
data[j++] = (stmmac_mmc[i].sizeof_stat ==
sizeof(u64)) ? (*(u64 *)p) :
(*(u32 *)p);
}
}
if (priv->eee_enabled) {
int val = phy_get_eee_err(priv->phydev);
if (val)
priv->xstats.phy_eee_wakeup_error_n = val;
}
if ((priv->hw->mac->debug) &&
(priv->synopsys_id >= DWMAC_CORE_3_50))
priv->hw->mac->debug(priv->ioaddr,
(void *)&priv->xstats);
}
for (i = 0; i < STMMAC_STATS_LEN; i++) {
char *p = (char *)priv + stmmac_gstrings_stats[i].stat_offset;
data[j++] = (stmmac_gstrings_stats[i].sizeof_stat ==
sizeof(u64)) ? (*(u64 *)p) : (*(u32 *)p);
}
}
static void sxgbe_get_ethtool_stats(struct net_device *dev,
struct ethtool_stats *dummy, u64 *data)
{
struct sxgbe_priv_data *priv = netdev_priv(dev);
int i;
char *p;
if (priv->eee_enabled) {
int val = phy_get_eee_err(priv->phydev);
if (val)
priv->xstats.eee_wakeup_error_n = val;
}
for (i = 0; i < SXGBE_STATS_LEN; i++) {
p = (char *)priv + sxgbe_gstrings_stats[i].stat_offset;
data[i] = (sxgbe_gstrings_stats[i].sizeof_stat == sizeof(u64))
? (*(u64 *)p) : (*(u32 *)p);
}
}
