netdev - [PATCH net-next v3 5/7] net: phy: genphy_c45_pma_baset1_read_master

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Date:   Thu,  5 May 2022 08:33:16 +0200
From:   Oleksij Rempel <o.rempel@...gutronix.de>
To:     Andrew Lunn <andrew@...n.ch>,
        Heiner Kallweit <hkallweit1@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>
Cc:     Oleksij Rempel <o.rempel@...gutronix.de>, kernel@...gutronix.de,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: [PATCH net-next v3 5/7] net: phy: genphy_c45_pma_baset1_read_master_slave: read actual configuration

Since MDIO_PMA_PMD_BT1_CTRL register shows actual configuration (and
forced state configuration is equal to the state), we should show
this configuration for ethtool.

Signed-off-by: Oleksij Rempel <o.rempel@...gutronix.de>
---
 drivers/net/phy/phy-c45.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/net/phy/phy-c45.c b/drivers/net/phy/phy-c45.c
index 6f7a03318d42..40620e3c9467 100644
--- a/drivers/net/phy/phy-c45.c
+++ b/drivers/net/phy/phy-c45.c
@@ -559,15 +559,19 @@ int genphy_c45_pma_baset1_read_master_slave(struct phy_device *phydev)
 	int val;
 
 	phydev->master_slave_state = MASTER_SLAVE_STATE_UNKNOWN;
+	phydev->master_slave_get = MASTER_SLAVE_CFG_UNKNOWN;
 
 	val = phy_read_mmd(phydev, MDIO_MMD_PMAPMD, MDIO_PMA_PMD_BT1_CTRL);
 	if (val < 0)
 		return val;
 
-	if (val & MDIO_PMA_PMD_BT1_CTRL_CFG_MST)
+	if (val & MDIO_PMA_PMD_BT1_CTRL_CFG_MST) {
+		phydev->master_slave_get = MASTER_SLAVE_CFG_MASTER_FORCE;
 		phydev->master_slave_state = MASTER_SLAVE_STATE_MASTER;
-	else
+	} else {
+		phydev->master_slave_get = MASTER_SLAVE_CFG_SLAVE_FORCE;
 		phydev->master_slave_state = MASTER_SLAVE_STATE_SLAVE;
+	}
 
 	return 0;
 }
-- 
2.30.2