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From: Andrew Lunn <andrew@lunn.ch>
Date: Sun, 04 Feb 2024 17:40:22 -0600
Subject: [PATCH 5/8] net: intel: i40e/igc: Remove setting Autoneg in EEE
 capabilities
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Message-Id: <20240204-keee-u32-cleanup-v1-5-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>

Energy Efficient Ethernet should always be negotiated with the link
peer. Don't include SUPPORTED_Autoneg in the results of get_eee() for
supported, advertised or lp_advertised, since it is
assumed. Additionally, ethtool(1) ignores the set bit, and no other
driver sets this.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
---
 drivers/net/ethernet/intel/i40e/i40e_ethtool.c | 7 +------
 drivers/net/ethernet/intel/igc/igc_ethtool.c   | 4 ----
 2 files changed, 1 insertion(+), 10 deletions(-)

diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
index 1b5473358e1a..42e7e6cdaa6d 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
@@ -5664,16 +5664,12 @@ static int i40e_get_eee(struct net_device *netdev, struct ethtool_keee *edata)
 	if (phy_cfg.eee_capability == 0)
 		return -EOPNOTSUPP;
 
-	edata->supported_u32 = SUPPORTED_Autoneg;
-	edata->lp_advertised_u32 = edata->supported_u32;
-
 	/* Get current configuration */
 	status = i40e_aq_get_phy_capabilities(hw, false, false, &phy_cfg, NULL);
 	if (status)
 		return -EAGAIN;
 
-	edata->advertised_u32 = phy_cfg.eee_capability ? SUPPORTED_Autoneg : 0U;
-	edata->eee_enabled = !!edata->advertised_u32;
+	edata->eee_enabled = !!phy_cfg.eee_capability;
 	edata->tx_lpi_enabled = pf->stats.tx_lpi_status;
 
 	edata->eee_active = pf->stats.tx_lpi_status && pf->stats.rx_lpi_status;
@@ -5691,7 +5687,6 @@ static int i40e_is_eee_param_supported(struct net_device *netdev,
 		u32 value;
 		const char *name;
 	} param[] = {
-		{edata->advertised_u32 & ~SUPPORTED_Autoneg, "advertise"},
 		{edata->tx_lpi_timer, "tx-timer"},
 		{edata->tx_lpi_enabled != pf->stats.tx_lpi_status, "tx-lpi"}
 	};
diff --git a/drivers/net/ethernet/intel/igc/igc_ethtool.c b/drivers/net/ethernet/intel/igc/igc_ethtool.c
index 7f844e967421..e9aed4069ebe 100644
--- a/drivers/net/ethernet/intel/igc/igc_ethtool.c
+++ b/drivers/net/ethernet/intel/igc/igc_ethtool.c
@@ -1634,7 +1634,6 @@ static int igc_ethtool_get_eee(struct net_device *netdev,
 			mmd_eee_adv_to_ethtool_adv_t(adapter->eee_advert);
 
 	*edata = adapter->eee;
-	edata->supported_u32 = SUPPORTED_Autoneg;
 
 	eeer = rd32(IGC_EEER);
 
@@ -1647,9 +1646,6 @@ static int igc_ethtool_get_eee(struct net_device *netdev,
 
 	edata->eee_enabled = hw->dev_spec._base.eee_enable;
 
-	edata->advertised_u32 = SUPPORTED_Autoneg;
-	edata->lp_advertised_u32 = SUPPORTED_Autoneg;
-
 	/* Report correct negotiated EEE status for devices that
 	 * wrongly report EEE at half-duplex
 	 */

-- 
2.43.0