net: phy: Remove fallback to old C45 method
authorAndrew Lunn <andrew@lunn.ch>
Thu, 19 Jan 2023 13:06:57 +0000 (14:06 +0100)
committerJakub Kicinski <kuba@kernel.org>
Sat, 21 Jan 2023 02:12:45 +0000 (18:12 -0800)
Now that all MDIO bus drivers which support C45 implement the c45
specific ops, remove the fallback to the old method.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Michael Walle <michael@walle.cc>
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
drivers/net/phy/mdio_bus.c

index fb633fa3e872f69add5fd0321a173fa9db6f9c1e..6a18a92b5ae3f23fd0c69454c21cb83b0a7c089c 100644 (file)
@@ -917,11 +917,6 @@ int __mdiobus_modify_changed(struct mii_bus *bus, int addr, u32 regnum,
 }
 EXPORT_SYMBOL_GPL(__mdiobus_modify_changed);
 
-static u32 mdiobus_c45_addr(int devad, u16 regnum)
-{
-       return MII_ADDR_C45 | devad << MII_DEVADDR_C45_SHIFT | regnum;
-}
-
 /**
  * __mdiobus_c45_read - Unlocked version of the mdiobus_c45_read function
  * @bus: the mii_bus struct
@@ -942,7 +937,7 @@ int __mdiobus_c45_read(struct mii_bus *bus, int addr, int devad, u32 regnum)
        if (bus->read_c45)
                retval = bus->read_c45(bus, addr, devad, regnum);
        else
-               retval = bus->read(bus, addr, mdiobus_c45_addr(devad, regnum));
+               retval = -EOPNOTSUPP;
 
        trace_mdio_access(bus, 1, addr, regnum, retval, retval);
        mdiobus_stats_acct(&bus->stats[addr], true, retval);
@@ -973,8 +968,7 @@ int __mdiobus_c45_write(struct mii_bus *bus, int addr, int devad, u32 regnum,
        if (bus->write_c45)
                err = bus->write_c45(bus, addr, devad, regnum, val);
        else
-               err = bus->write(bus, addr, mdiobus_c45_addr(devad, regnum),
-                                val);
+               err = -EOPNOTSUPP;
 
        trace_mdio_access(bus, 0, addr, regnum, val, err);
        mdiobus_stats_acct(&bus->stats[addr], false, err);