diff options
Diffstat (limited to 'drivers/net/ethernet/microchip/lan743x_main.c')
| -rw-r--r-- | drivers/net/ethernet/microchip/lan743x_main.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/net/ethernet/microchip/lan743x_main.c b/drivers/net/ethernet/microchip/lan743x_main.c index 2767bfa4bdec..4dc5adcda6a3 100644 --- a/drivers/net/ethernet/microchip/lan743x_main.c +++ b/drivers/net/ethernet/microchip/lan743x_main.c @@ -2966,6 +2966,18 @@ static int lan743x_phylink_2500basex_config(struct lan743x_adapter *adapter) return lan743x_pcs_power_reset(adapter); } +void lan743x_mac_eee_enable(struct lan743x_adapter *adapter, bool enable) +{ + u32 mac_cr; + + mac_cr = lan743x_csr_read(adapter, MAC_CR); + if (enable) + mac_cr |= MAC_CR_EEE_EN_; + else + mac_cr &= ~MAC_CR_EEE_EN_; + lan743x_csr_write(adapter, MAC_CR, mac_cr); +} + static void lan743x_phylink_mac_config(struct phylink_config *config, unsigned int link_an_mode, const struct phylink_link_state *state) @@ -3014,7 +3026,11 @@ static void lan743x_phylink_mac_link_down(struct phylink_config *config, unsigned int link_an_mode, phy_interface_t interface) { + struct net_device *netdev = to_net_dev(config->dev); + struct lan743x_adapter *adapter = netdev_priv(netdev); + netif_tx_stop_all_queues(to_net_dev(config->dev)); + lan743x_mac_eee_enable(adapter, false); } static void lan743x_phylink_mac_link_up(struct phylink_config *config, @@ -3056,6 +3072,9 @@ static void lan743x_phylink_mac_link_up(struct phylink_config *config, cap & FLOW_CTRL_TX, cap & FLOW_CTRL_RX); + if (phydev) + lan743x_mac_eee_enable(adapter, phydev->enable_tx_lpi); + netif_tx_wake_all_queues(netdev); } @@ -3239,6 +3258,9 @@ static int lan743x_netdev_open(struct net_device *netdev) goto close_tx; } + if (netdev->phydev) + phy_support_eee(netdev->phydev); + #ifdef CONFIG_PM if (adapter->netdev->phydev) { struct ethtool_wolinfo wol = { .cmd = ETHTOOL_GWOL }; |