+/* Returns 0 if EEE was not enabled, or 1 otherwise
+ */
+static int bcm_sf2_eee_init(struct dsa_switch *ds, int port,
+ struct phy_device *phy)
+{
+ struct bcm_sf2_priv *priv = ds_to_priv(ds);
+ struct ethtool_eee *p = &priv->port_sts[port].eee;
+ int ret;
+
+ p->supported = (SUPPORTED_1000baseT_Full | SUPPORTED_100baseT_Full);
+
+ ret = phy_init_eee(phy, 0);
+ if (ret)
+ return 0;
+
+ bcm_sf2_eee_enable_set(ds, port, true);
+
+ return 1;
+}
+
+static int bcm_sf2_sw_get_eee(struct dsa_switch *ds, int port,
+ struct ethtool_eee *e)
+{
+ struct bcm_sf2_priv *priv = ds_to_priv(ds);
+ struct ethtool_eee *p = &priv->port_sts[port].eee;
+ u32 reg;
+
+ reg = core_readl(priv, CORE_EEE_LPI_INDICATE);
+ e->eee_enabled = p->eee_enabled;
+ e->eee_active = !!(reg & (1 << port));
+
+ return 0;
+}
+
+static int bcm_sf2_sw_set_eee(struct dsa_switch *ds, int port,
+ struct phy_device *phydev,
+ struct ethtool_eee *e)
+{
+ struct bcm_sf2_priv *priv = ds_to_priv(ds);
+ struct ethtool_eee *p = &priv->port_sts[port].eee;
+
+ p->eee_enabled = e->eee_enabled;
+
+ if (!p->eee_enabled) {
+ bcm_sf2_eee_enable_set(ds, port, false);
+ } else {
+ p->eee_enabled = bcm_sf2_eee_init(ds, port, phydev);
+ if (!p->eee_enabled)
+ return -EOPNOTSUPP;
+ }
+
+ return 0;
+}
+