linux-kernel - [PATCH net-next v3 6/8] net: intel: e1000e: Use linkmode helpers for EEE

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Message-Id: <20240217-keee-u32-cleanup-v3-6-fcf6b62a0c7f@lunn.ch>
Date: Sat, 17 Feb 2024 12:08:27 -0600
From: Andrew Lunn <andrew@...n.ch>
To: "David S. Miller" <davem@...emloft.net>, 
 Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, 
 Paolo Abeni <pabeni@...hat.com>, Ariel Elior <aelior@...vell.com>, 
 Manish Chopra <manishc@...vell.com>, 
 Jesse Brandeburg <jesse.brandeburg@...el.com>, 
 Tony Nguyen <anthony.l.nguyen@...el.com>
Cc: linux-usb@...r.kernel.org, netdev@...r.kernel.org, 
 linux-kernel@...r.kernel.org, intel-wired-lan@...ts.osuosl.org, 
 Andrew Lunn <andrew@...n.ch>
Subject: [PATCH net-next v3 6/8] net: intel: e1000e: Use linkmode helpers
 for EEE

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@...n.ch>
---
 drivers/net/ethernet/intel/e1000e/ethtool.c | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/drivers/net/ethernet/intel/e1000e/ethtool.c b/drivers/net/ethernet/intel/e1000e/ethtool.c
index ff243ae71b78..dc553c51d79a 100644
--- a/drivers/net/ethernet/intel/e1000e/ethtool.c
+++ b/drivers/net/ethernet/intel/e1000e/ethtool.c
@@ -2223,16 +2223,16 @@ static int e1000e_get_eee(struct net_device *netdev, struct ethtool_keee *edata)
 	ret_val = e1000_read_emi_reg_locked(hw, cap_addr, &phy_data);
 	if (ret_val)
 		goto release;
-	edata->supported_u32 = mmd_eee_cap_to_ethtool_sup_t(phy_data);
+	mii_eee_cap1_mod_linkmode_t(edata->supported, phy_data);
 
 	/* EEE Advertised */
-	edata->advertised_u32 = mmd_eee_adv_to_ethtool_adv_t(adapter->eee_advert);
+	mii_eee_cap1_mod_linkmode_t(edata->advertised, adapter->eee_advert);
 
 	/* EEE Link Partner Advertised */
 	ret_val = e1000_read_emi_reg_locked(hw, lpa_addr, &phy_data);
 	if (ret_val)
 		goto release;
-	edata->lp_advertised_u32 = mmd_eee_adv_to_ethtool_adv_t(phy_data);
+	mii_eee_cap1_mod_linkmode_t(edata->lp_advertised, phy_data);
 
 	/* EEE PCS Status */
 	ret_val = e1000_read_emi_reg_locked(hw, pcs_stat_addr, &phy_data);
@@ -2265,6 +2265,8 @@ static int e1000e_get_eee(struct net_device *netdev, struct ethtool_keee *edata)
 static int e1000e_set_eee(struct net_device *netdev, struct ethtool_keee *edata)
 {
 	struct e1000_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;
 	s32 ret_val;
@@ -2283,12 +2285,17 @@ static int e1000e_set_eee(struct net_device *netdev, struct ethtool_keee *edata)
 		return -EINVAL;
 	}
 
-	if (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)) {
 		e_err("EEE advertisement supports only 100TX and/or 1000T full-duplex\n");
 		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);
 
 	hw->dev_spec.ich8lan.eee_disable = !edata->eee_enabled;
 

-- 
2.43.0