Message ID | 1406074570-13246-2-git-send-email-ezequiel.garcia@free-electrons.com |
---|---|
State | Superseded, archived |
Delegated to: | David Miller |
Headers | show |
2014-07-22 17:16 GMT-07:00 Ezequiel Garcia <ezequiel.garcia@free-electrons.com>: > mdiobus_register() registers a device which is already bound to a driver. > Hence, the driver pointer should be set properly in order to track down > the driver associated to the MDIO bus. > > This will be used to allow ethernet driver to pin down a MDIO bus driver, > preventing it from being unloaded while the PHY device is running. > > Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Tested-by: Florian Fainelli <f.fainelli@gmail.com> > --- > drivers/net/phy/mdio_bus.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c > index 4eaadcf..203651e 100644 > --- a/drivers/net/phy/mdio_bus.c > +++ b/drivers/net/phy/mdio_bus.c > @@ -255,6 +255,7 @@ int mdiobus_register(struct mii_bus *bus) > > bus->dev.parent = bus->parent; > bus->dev.class = &mdio_bus_class; > + bus->dev.driver = bus->parent->driver; > bus->dev.groups = NULL; > dev_set_name(&bus->dev, "%s", bus->id); > > -- > 2.0.1 >
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c index 4eaadcf..203651e 100644 --- a/drivers/net/phy/mdio_bus.c +++ b/drivers/net/phy/mdio_bus.c @@ -255,6 +255,7 @@ int mdiobus_register(struct mii_bus *bus) bus->dev.parent = bus->parent; bus->dev.class = &mdio_bus_class; + bus->dev.driver = bus->parent->driver; bus->dev.groups = NULL; dev_set_name(&bus->dev, "%s", bus->id);
mdiobus_register() registers a device which is already bound to a driver. Hence, the driver pointer should be set properly in order to track down the driver associated to the MDIO bus. This will be used to allow ethernet driver to pin down a MDIO bus driver, preventing it from being unloaded while the PHY device is running. Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> --- drivers/net/phy/mdio_bus.c | 1 + 1 file changed, 1 insertion(+)