diff options
| author | Raju Lakkaraju <Raju.Lakkaraju@microchip.com> | 2022-10-24 13:55:15 +0530 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2022-10-25 16:08:59 -0700 |
| commit | cdc045402594f0ba635f1f1a7c810e6ff93485be (patch) | |
| tree | 4f8e54d2072fa2fe8dbeb7d70ef90a3e67e63721 /drivers/net/ethernet/microchip/lan743x_ethtool.c | |
| parent | b5f0de6df6dce8d641ef58ef7012f3304dffb9a1 (diff) | |
net: lan743x: Add support for get_pauseparam and set_pauseparam
Add pause get and set functions
Signed-off-by: Raju Lakkaraju <Raju.Lakkaraju@microchip.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/microchip/lan743x_ethtool.c')
| -rw-r--r-- | drivers/net/ethernet/microchip/lan743x_ethtool.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/drivers/net/ethernet/microchip/lan743x_ethtool.c b/drivers/net/ethernet/microchip/lan743x_ethtool.c index c739d60ee17d..88f9484cc2a7 100644 --- a/drivers/net/ethernet/microchip/lan743x_ethtool.c +++ b/drivers/net/ethernet/microchip/lan743x_ethtool.c @@ -1233,6 +1233,50 @@ static void lan743x_get_regs(struct net_device *dev, lan743x_common_regs(dev, regs, p); } +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; +} + +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; +} + const struct ethtool_ops lan743x_ethtool_ops = { .get_drvinfo = lan743x_ethtool_get_drvinfo, .get_msglevel = lan743x_ethtool_get_msglevel, @@ -1259,6 +1303,8 @@ const struct ethtool_ops lan743x_ethtool_ops = { .set_link_ksettings = phy_ethtool_set_link_ksettings, .get_regs_len = lan743x_get_regs_len, .get_regs = lan743x_get_regs, + .get_pauseparam = lan743x_get_pauseparam, + .set_pauseparam = lan743x_set_pauseparam, #ifdef CONFIG_PM .get_wol = lan743x_ethtool_get_wol, .set_wol = lan743x_ethtool_set_wol, |