[PATCH RESEND net-next 1/4] net: phy: Remove fallback to old C45 method

From: Michael Walle
Date: Thu Jan 19 2023 - 08:09:05 EST


From: Andrew Lunn <andrew@xxxxxxx>

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@xxxxxxx>
Signed-off-by: Michael Walle <michael@xxxxxxxx>
---
drivers/net/phy/mdio_bus.c | 10 ++--------
1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index 132dd1f905f4..f5e319549f67 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -844,11 +844,6 @@ 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
@@ -869,7 +864,7 @@ 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);
@@ -900,8 +895,7 @@ 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);
--
2.30.2