diff options
Diffstat (limited to 'drivers/net/phy/mdio_bus.c')
-rw-r--r-- | drivers/net/phy/mdio_bus.c | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c index 58d602985877..e051a0d5e0df 100644 --- a/drivers/net/phy/mdio_bus.c +++ b/drivers/net/phy/mdio_bus.c @@ -923,6 +923,26 @@ int mdiobus_write(struct mii_bus *bus, int addr, u32 regnum, u16 val) EXPORT_SYMBOL(mdiobus_write); /** + * __mdiobus_modify - Convenience function for modifying a given mdio device + * register + * @bus: the mii_bus struct + * @addr: the phy address + * @regnum: register number to write + * @mask: bit mask of bits to clear + * @set: bit mask of bits to set + */ +int __mdiobus_modify(struct mii_bus *bus, int addr, u32 regnum, u16 mask, + u16 set) +{ + int err; + + err = __mdiobus_modify_changed(bus, addr, regnum, mask, set); + + return err < 0 ? err : 0; +} +EXPORT_SYMBOL_GPL(__mdiobus_modify); + +/** * mdiobus_modify - Convenience function for modifying a given mdio device * register * @bus: the mii_bus struct @@ -936,10 +956,10 @@ int mdiobus_modify(struct mii_bus *bus, int addr, u32 regnum, u16 mask, u16 set) int err; mutex_lock(&bus->mdio_lock); - err = __mdiobus_modify_changed(bus, addr, regnum, mask, set); + err = __mdiobus_modify(bus, addr, regnum, mask, set); mutex_unlock(&bus->mdio_lock); - return err < 0 ? err : 0; + return err; } EXPORT_SYMBOL_GPL(mdiobus_modify); |