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Message-Id: <20220407225023.3510609-3-andrew@lunn.ch>
Date:   Fri,  8 Apr 2022 00:50:20 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     netdev <netdev@...r.kernel.org>
Cc:     Vladimir Oltean <vladimir.oltean@....com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Jose Abreu <Jose.Abreu@...opsys.com>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <rmk+kernel@...linux.org.uk>,
        bcm-kernel-feedback-list@...adcom.com, Andrew Lunn <andrew@...n.ch>
Subject: [PATCH v0 RFC RFT net-next 2/5] net: phy: Convert to mdiobus_c45_{read|write}

Stop using the helpers to construct a special phy address which
indicates C45. Instead use the C45 accessors, which will call the
busses C45 specific read/write API.

Signed-off-by: Andrew Lunn <andrew@...n.ch>
---
 drivers/net/phy/phy.c | 18 +++++++++++-------
 1 file changed, 11 insertions(+), 7 deletions(-)

diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index beb2b66da132..9034c6a8e18f 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -295,20 +295,20 @@ int phy_mii_ioctl(struct phy_device *phydev, struct ifreq *ifr, int cmd)
 		if (mdio_phy_id_is_c45(mii_data->phy_id)) {
 			prtad = mdio_phy_id_prtad(mii_data->phy_id);
 			devad = mdio_phy_id_devad(mii_data->phy_id);
-			devad = mdiobus_c45_addr(devad, mii_data->reg_num);
+			mii_data->val_out = mdiobus_c45_read(
+				phydev->mdio.bus, prtad, devad,
+				mii_data->reg_num);
 		} else {
-			prtad = mii_data->phy_id;
-			devad = mii_data->reg_num;
+			mii_data->val_out = mdiobus_read(
+				phydev->mdio.bus, mii_data->phy_id,
+				mii_data->reg_num);
 		}
-		mii_data->val_out = mdiobus_read(phydev->mdio.bus, prtad,
-						 devad);
 		return 0;
 
 	case SIOCSMIIREG:
 		if (mdio_phy_id_is_c45(mii_data->phy_id)) {
 			prtad = mdio_phy_id_prtad(mii_data->phy_id);
 			devad = mdio_phy_id_devad(mii_data->phy_id);
-			devad = mdiobus_c45_addr(devad, mii_data->reg_num);
 		} else {
 			prtad = mii_data->phy_id;
 			devad = mii_data->reg_num;
@@ -351,7 +351,11 @@ int phy_mii_ioctl(struct phy_device *phydev, struct ifreq *ifr, int cmd)
 			}
 		}
 
-		mdiobus_write(phydev->mdio.bus, prtad, devad, val);
+		if (mdio_phy_id_is_c45(mii_data->phy_id))
+			mdiobus_c45_write(phydev->mdio.bus, prtad, devad,
+					  mii_data->reg_num, val);
+		else
+			mdiobus_write(phydev->mdio.bus, prtad, devad, val);
 
 		if (prtad == phydev->mdio.addr &&
 		    devad == MII_BMCR &&
-- 
2.35.1

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