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From: Andrew Lunn <andrew@lunn.ch>
Date: Sun, 04 Feb 2024 17:40:21 -0600
Subject: [PATCH 4/8] net: ethernet: ixgbe: Convert EEE to use linkmodes
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Message-Id: <20240204-keee-u32-cleanup-v1-4-fb6e08329d9a@lunn.ch>
References: <20240204-keee-u32-cleanup-v1-0-fb6e08329d9a@lunn.ch>
In-Reply-To: <20240204-keee-u32-cleanup-v1-0-fb6e08329d9a@lunn.ch>
To: "David S. Miller" <davem@davemloft.net>, 
 Eric Dumazet <edumazet@google.com>, Jakub Kicinski <kuba@kernel.org>, 
 Paolo Abeni <pabeni@redhat.com>, Ariel Elior <aelior@marvell.com>, 
 Manish Chopra <manishc@marvell.com>, 
 Jesse Brandeburg <jesse.brandeburg@intel.com>, 
 Tony Nguyen <anthony.l.nguyen@intel.com>
Cc: linux-usb@vger.kernel.org, netdev@vger.kernel.org, 
 linux-kernel@vger.kernel.org, intel-wired-lan@lists.osuosl.org, 
 Andrew Lunn <andrew@lunn.ch>

Convert the tables to make use of ETHTOOL link mode bits, rather than
the old u32 SUPPORTED speeds. Make use of the linkmode helps to set
bits and compare linkmodes. As a result, the _u32 members of keee are
no longer used, a step towards removing them.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
---
 drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c | 48 ++++++++++++------------
 1 file changed, 25 insertions(+), 23 deletions(-)

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
index ca69a8221793..960116871082 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
@@ -3403,30 +3403,31 @@ static int ixgbe_get_module_eeprom(struct net_device *dev,
 
 static const struct {
 	ixgbe_link_speed mac_speed;
-	u32 supported;
+	u32 link_mode;
 } ixgbe_ls_map[] = {
-	{ IXGBE_LINK_SPEED_10_FULL, SUPPORTED_10baseT_Full },
-	{ IXGBE_LINK_SPEED_100_FULL, SUPPORTED_100baseT_Full },
-	{ IXGBE_LINK_SPEED_1GB_FULL, SUPPORTED_1000baseT_Full },
-	{ IXGBE_LINK_SPEED_2_5GB_FULL, SUPPORTED_2500baseX_Full },
-	{ IXGBE_LINK_SPEED_10GB_FULL, SUPPORTED_10000baseT_Full },
+	{ IXGBE_LINK_SPEED_10_FULL, ETHTOOL_LINK_MODE_10baseT_Full_BIT },
+	{ IXGBE_LINK_SPEED_100_FULL, ETHTOOL_LINK_MODE_100baseT_Full_BIT },
+	{ IXGBE_LINK_SPEED_1GB_FULL, ETHTOOL_LINK_MODE_1000baseT_Full_BIT },
+	{ IXGBE_LINK_SPEED_2_5GB_FULL, ETHTOOL_LINK_MODE_2500baseX_Full_BIT },
+	{ IXGBE_LINK_SPEED_10GB_FULL, ETHTOOL_LINK_MODE_10000baseT_Full_BIT },
 };
 
 static const struct {
 	u32 lp_advertised;
-	u32 mac_speed;
+	u32 link_mode;
 } ixgbe_lp_map[] = {
-	{ FW_PHY_ACT_UD_2_100M_TX_EEE, SUPPORTED_100baseT_Full },
-	{ FW_PHY_ACT_UD_2_1G_T_EEE, SUPPORTED_1000baseT_Full },
-	{ FW_PHY_ACT_UD_2_10G_T_EEE, SUPPORTED_10000baseT_Full },
-	{ FW_PHY_ACT_UD_2_1G_KX_EEE, SUPPORTED_1000baseKX_Full },
-	{ FW_PHY_ACT_UD_2_10G_KX4_EEE, SUPPORTED_10000baseKX4_Full },
-	{ FW_PHY_ACT_UD_2_10G_KR_EEE, SUPPORTED_10000baseKR_Full},
+	{ FW_PHY_ACT_UD_2_100M_TX_EEE, ETHTOOL_LINK_MODE_100baseT_Full_BIT },
+	{ FW_PHY_ACT_UD_2_1G_T_EEE, ETHTOOL_LINK_MODE_1000baseT_Full_BIT },
+	{ FW_PHY_ACT_UD_2_10G_T_EEE, ETHTOOL_LINK_MODE_10000baseT_Full_BIT },
+	{ FW_PHY_ACT_UD_2_1G_KX_EEE, ETHTOOL_LINK_MODE_1000baseKX_Full_BIT },
+	{ FW_PHY_ACT_UD_2_10G_KX4_EEE, ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT },
+	{ FW_PHY_ACT_UD_2_10G_KR_EEE, ETHTOOL_LINK_MODE_10000baseKR_Full_BIT},
 };
 
 static int
 ixgbe_get_eee_fw(struct ixgbe_adapter *adapter, struct ethtool_keee *edata)
 {
+	__ETHTOOL_DECLARE_LINK_MODE_MASK(common);
 	u32 info[FW_PHY_ACT_DATA_COUNT] = { 0 };
 	struct ixgbe_hw *hw = &adapter->hw;
 	s32 rc;
@@ -3436,28 +3437,29 @@ ixgbe_get_eee_fw(struct ixgbe_adapter *adapter, struct ethtool_keee *edata)
 	if (rc)
 		return rc;
 
-	edata->lp_advertised_u32 = 0;
 	for (i = 0; i < ARRAY_SIZE(ixgbe_lp_map); ++i) {
 		if (info[0] & ixgbe_lp_map[i].lp_advertised)
-			edata->lp_advertised_u32 |= ixgbe_lp_map[i].mac_speed;
+			linkmode_set_bit(ixgbe_lp_map[i].link_mode,
+					 edata->lp_advertised);
 	}
 
-	edata->supported_u32 = 0;
 	for (i = 0; i < ARRAY_SIZE(ixgbe_ls_map); ++i) {
 		if (hw->phy.eee_speeds_supported & ixgbe_ls_map[i].mac_speed)
-			edata->supported_u32 |= ixgbe_ls_map[i].supported;
+			linkmode_set_bit(ixgbe_lp_map[i].link_mode,
+					 edata->lp_advertised);
 	}
 
-	edata->advertised_u32 = 0;
 	for (i = 0; i < ARRAY_SIZE(ixgbe_ls_map); ++i) {
 		if (hw->phy.eee_speeds_advertised & ixgbe_ls_map[i].mac_speed)
-			edata->advertised_u32 |= ixgbe_ls_map[i].supported;
+			linkmode_set_bit(ixgbe_lp_map[i].link_mode,
+					 edata->advertised);
 	}
 
-	edata->eee_enabled = !!edata->advertised_u32;
+	edata->eee_enabled = !linkmode_empty(edata->advertised);
 	edata->tx_lpi_enabled = edata->eee_enabled;
-	if (edata->advertised_u32 & edata->lp_advertised_u32)
-		edata->eee_active = true;
+
+	linkmode_and(common, edata->advertised, edata->lp_advertised);
+	edata->eee_active = !linkmode_empty(common);
 
 	return 0;
 }
@@ -3504,7 +3506,7 @@ static int ixgbe_set_eee(struct net_device *netdev, struct ethtool_keee *edata)
 			return -EINVAL;
 		}
 
-		if (eee_data.advertised_u32 != edata->advertised_u32) {
+		if (!linkmode_equal(eee_data.advertised, edata->advertised)) {
 			e_err(drv,
 			      "Setting EEE advertised speeds is not supported\n");
 			return -EINVAL;

-- 
2.43.0