[PATCH net-next v4 7/9] net: intel: igb: Use linkmode helpers for EEE

From: Andrew Lunn
Date: Sun Feb 18 2024 - 12:10:13 EST


Make use of the existing linkmode helpers for converting PHY EEE
register values into links modes, now that ethtool_keee uses link
modes, rather than u32 values.

Signed-off-by: Andrew Lunn <andrew@xxxxxxx>
---
drivers/net/ethernet/intel/igb/igb_ethtool.c | 35 ++++++++++++++++++----------
1 file changed, 23 insertions(+), 12 deletions(-)

diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c
index b87b23d2151c..99977a22b843 100644
--- a/drivers/net/ethernet/intel/igb/igb_ethtool.c
+++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c
@@ -3038,11 +3038,13 @@ static int igb_get_eee(struct net_device *netdev, struct ethtool_keee *edata)
(hw->phy.media_type != e1000_media_type_copper))
return -EOPNOTSUPP;

- edata->supported_u32 = (SUPPORTED_1000baseT_Full |
- SUPPORTED_100baseT_Full);
+ linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
+ edata->supported);
+ linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT,
+ edata->supported);
if (!hw->dev_spec._82575.eee_disable)
- edata->advertised_u32 =
- mmd_eee_adv_to_ethtool_adv_t(adapter->eee_advert);
+ mii_eee_cap1_mod_linkmode_t(edata->advertised,
+ adapter->eee_advert);

/* The IPCNFG and EEER registers are not supported on I354. */
if (hw->mac.type == e1000_i354) {
@@ -3068,7 +3070,7 @@ static int igb_get_eee(struct net_device *netdev, struct ethtool_keee *edata)
if (ret_val)
return -ENODATA;

- edata->lp_advertised_u32 = mmd_eee_adv_to_ethtool_adv_t(phy_data);
+ mii_eee_cap1_mod_linkmode_t(edata->lp_advertised, phy_data);
break;
case e1000_i354:
case e1000_i210:
@@ -3079,7 +3081,7 @@ static int igb_get_eee(struct net_device *netdev, struct ethtool_keee *edata)
if (ret_val)
return -ENODATA;

- edata->lp_advertised_u32 = mmd_eee_adv_to_ethtool_adv_t(phy_data);
+ mii_eee_cap1_mod_linkmode_t(edata->lp_advertised, phy_data);

break;
default:
@@ -3099,7 +3101,7 @@ static int igb_get_eee(struct net_device *netdev, struct ethtool_keee *edata)
edata->eee_enabled = false;
edata->eee_active = false;
edata->tx_lpi_enabled = false;
- edata->advertised_u32 &= ~edata->advertised_u32;
+ linkmode_zero(edata->advertised);
}

return 0;
@@ -3109,6 +3111,8 @@ static int igb_set_eee(struct net_device *netdev,
struct ethtool_keee *edata)
{
struct igb_adapter *adapter = netdev_priv(netdev);
+ __ETHTOOL_DECLARE_LINK_MODE_MASK(supported) = {};
+ __ETHTOOL_DECLARE_LINK_MODE_MASK(tmp) = {};
struct e1000_hw *hw = &adapter->hw;
struct ethtool_keee eee_curr;
bool adv1g_eee = true, adv100m_eee = true;
@@ -3138,14 +3142,21 @@ static int igb_set_eee(struct net_device *netdev,
return -EINVAL;
}

- if (!edata->advertised_u32 || (edata->advertised_u32 &
- ~(ADVERTISE_100_FULL | ADVERTISE_1000_FULL))) {
+ linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
+ supported);
+ linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT,
+ supported);
+ if (linkmode_andnot(tmp, edata->advertised, supported)) {
dev_err(&adapter->pdev->dev,
"EEE Advertisement supports only 100Tx and/or 100T full duplex\n");
return -EINVAL;
}
- adv100m_eee = !!(edata->advertised_u32 & ADVERTISE_100_FULL);
- adv1g_eee = !!(edata->advertised_u32 & ADVERTISE_1000_FULL);
+ adv100m_eee = linkmode_test_bit(
+ ETHTOOL_LINK_MODE_100baseT_Full_BIT,
+ edata->advertised);
+ adv1g_eee = linkmode_test_bit(
+ ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
+ edata->advertised);

} else if (!edata->eee_enabled) {
dev_err(&adapter->pdev->dev,
@@ -3153,7 +3164,7 @@ static int igb_set_eee(struct net_device *netdev,
return -EINVAL;
}

- adapter->eee_advert = ethtool_adv_to_mmd_eee_adv_t(edata->advertised_u32);
+ adapter->eee_advert = linkmode_to_mii_eee_cap1_t(edata->advertised);
if (hw->dev_spec._82575.eee_disable != !edata->eee_enabled) {
hw->dev_spec._82575.eee_disable = !edata->eee_enabled;
adapter->flags |= IGB_FLAG_EEE;

--
2.43.0