diff options
| -rw-r--r-- | drivers/net/ethernet/microchip/lan743x_ethtool.c | 123 | ||||
| -rw-r--r-- | drivers/net/ethernet/microchip/lan743x_main.c | 22 | ||||
| -rw-r--r-- | drivers/net/ethernet/microchip/lan743x_main.h | 1 |
3 files changed, 67 insertions, 79 deletions
diff --git a/drivers/net/ethernet/microchip/lan743x_ethtool.c b/drivers/net/ethernet/microchip/lan743x_ethtool.c index 0f1c0edec460..1a1cbd034eda 100644 --- a/drivers/net/ethernet/microchip/lan743x_ethtool.c +++ b/drivers/net/ethernet/microchip/lan743x_ethtool.c @@ -1054,61 +1054,55 @@ static int lan743x_ethtool_get_eee(struct net_device *netdev, struct ethtool_keee *eee) { struct lan743x_adapter *adapter = netdev_priv(netdev); - struct phy_device *phydev = netdev->phydev; - u32 buf; - int ret; - - if (!phydev) - return -EIO; - if (!phydev->drv) { - netif_err(adapter, drv, adapter->netdev, - "Missing PHY Driver\n"); - return -EIO; - } - ret = phy_ethtool_get_eee(phydev, eee); - if (ret < 0) - return ret; + eee->tx_lpi_timer = lan743x_csr_read(adapter, + MAC_EEE_TX_LPI_REQ_DLY_CNT); - buf = lan743x_csr_read(adapter, MAC_CR); - if (buf & MAC_CR_EEE_EN_) { - /* EEE_TX_LPI_REQ_DLY & tx_lpi_timer are same uSec unit */ - buf = lan743x_csr_read(adapter, MAC_EEE_TX_LPI_REQ_DLY_CNT); - eee->tx_lpi_timer = buf; - } else { - eee->tx_lpi_timer = 0; - } - - return 0; + return phylink_ethtool_get_eee(adapter->phylink, eee); } static int lan743x_ethtool_set_eee(struct net_device *netdev, struct ethtool_keee *eee) { - struct lan743x_adapter *adapter; - struct phy_device *phydev; - u32 buf = 0; + struct lan743x_adapter *adapter = netdev_priv(netdev); + u32 tx_lpi_timer; - if (!netdev) - return -EINVAL; - adapter = netdev_priv(netdev); - if (!adapter) - return -EINVAL; - phydev = netdev->phydev; - if (!phydev) - return -EIO; - if (!phydev->drv) { - netif_err(adapter, drv, adapter->netdev, - "Missing PHY Driver\n"); - return -EIO; - } + tx_lpi_timer = lan743x_csr_read(adapter, MAC_EEE_TX_LPI_REQ_DLY_CNT); + if (tx_lpi_timer != eee->tx_lpi_timer) { + u32 mac_cr = lan743x_csr_read(adapter, MAC_CR); + + /* Software should only change this field when Energy Efficient + * Ethernet Enable (EEEEN) is cleared. + * This function will trigger an autonegotiation restart and + * eee will be reenabled during link up if eee was negotiated. + */ + lan743x_mac_eee_enable(adapter, false); + lan743x_csr_write(adapter, MAC_EEE_TX_LPI_REQ_DLY_CNT, + eee->tx_lpi_timer); - if (eee->eee_enabled) { - buf = (u32)eee->tx_lpi_timer; - lan743x_csr_write(adapter, MAC_EEE_TX_LPI_REQ_DLY_CNT, buf); + if (mac_cr & MAC_CR_EEE_EN_) + lan743x_mac_eee_enable(adapter, true); } - return phy_ethtool_set_eee(phydev, eee); + return phylink_ethtool_set_eee(adapter->phylink, eee); +} + +static int +lan743x_ethtool_set_link_ksettings(struct net_device *netdev, + const struct ethtool_link_ksettings *cmd) +{ + struct lan743x_adapter *adapter = netdev_priv(netdev); + + return phylink_ethtool_ksettings_set(adapter->phylink, cmd); +} + +static int +lan743x_ethtool_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *cmd) +{ + struct lan743x_adapter *adapter = netdev_priv(netdev); + + return phylink_ethtool_ksettings_get(adapter->phylink, cmd); } #ifdef CONFIG_PM @@ -1120,8 +1114,7 @@ static void lan743x_ethtool_get_wol(struct net_device *netdev, wol->supported = 0; wol->wolopts = 0; - if (netdev->phydev) - phy_ethtool_get_wol(netdev->phydev, wol); + phylink_ethtool_get_wol(adapter->phylink, wol); if (wol->supported != adapter->phy_wol_supported) netif_warn(adapter, drv, adapter->netdev, @@ -1162,7 +1155,7 @@ static int lan743x_ethtool_set_wol(struct net_device *netdev, !(adapter->phy_wol_supported & WAKE_MAGICSECURE)) phy_wol.wolopts &= ~WAKE_MAGIC; - ret = phy_ethtool_set_wol(netdev->phydev, &phy_wol); + ret = phylink_ethtool_set_wol(adapter->phylink, wol); if (ret && (ret != -EOPNOTSUPP)) return ret; @@ -1351,44 +1344,16 @@ static void lan743x_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *pause) { struct lan743x_adapter *adapter = netdev_priv(dev); - struct lan743x_phy *phy = &adapter->phy; - if (phy->fc_request_control & FLOW_CTRL_TX) - pause->tx_pause = 1; - if (phy->fc_request_control & FLOW_CTRL_RX) - pause->rx_pause = 1; - pause->autoneg = phy->fc_autoneg; + phylink_ethtool_get_pauseparam(adapter->phylink, pause); } static int lan743x_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *pause) { struct lan743x_adapter *adapter = netdev_priv(dev); - struct phy_device *phydev = dev->phydev; - struct lan743x_phy *phy = &adapter->phy; - - if (!phydev) - return -ENODEV; - - if (!phy_validate_pause(phydev, pause)) - return -EINVAL; - - phy->fc_request_control = 0; - if (pause->rx_pause) - phy->fc_request_control |= FLOW_CTRL_RX; - if (pause->tx_pause) - phy->fc_request_control |= FLOW_CTRL_TX; - - phy->fc_autoneg = pause->autoneg; - - if (pause->autoneg == AUTONEG_DISABLE) - lan743x_mac_flow_ctrl_set_enables(adapter, pause->tx_pause, - pause->rx_pause); - else - phy_set_asym_pause(phydev, pause->rx_pause, pause->tx_pause); - - return 0; + return phylink_ethtool_set_pauseparam(adapter->phylink, pause); } const struct ethtool_ops lan743x_ethtool_ops = { @@ -1413,8 +1378,8 @@ const struct ethtool_ops lan743x_ethtool_ops = { .get_ts_info = lan743x_ethtool_get_ts_info, .get_eee = lan743x_ethtool_get_eee, .set_eee = lan743x_ethtool_set_eee, - .get_link_ksettings = phy_ethtool_get_link_ksettings, - .set_link_ksettings = phy_ethtool_set_link_ksettings, + .get_link_ksettings = lan743x_ethtool_get_link_ksettings, + .set_link_ksettings = lan743x_ethtool_set_link_ksettings, .get_regs_len = lan743x_get_regs_len, .get_regs = lan743x_get_regs, .get_pauseparam = lan743x_get_pauseparam, 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 }; diff --git a/drivers/net/ethernet/microchip/lan743x_main.h b/drivers/net/ethernet/microchip/lan743x_main.h index 7f73d66854be..8ef897c114d3 100644 --- a/drivers/net/ethernet/microchip/lan743x_main.h +++ b/drivers/net/ethernet/microchip/lan743x_main.h @@ -1206,5 +1206,6 @@ void lan743x_hs_syslock_release(struct lan743x_adapter *adapter); void lan743x_mac_flow_ctrl_set_enables(struct lan743x_adapter *adapter, bool tx_enable, bool rx_enable); int lan743x_sgmii_read(struct lan743x_adapter *adapter, u8 mmd, u16 addr); +void lan743x_mac_eee_enable(struct lan743x_adapter *adapter, bool enable); #endif /* _LAN743X_H */ |