On 2015-12-08 at 10:35:05 +0100, Arnd Bergmann <[email protected]> wrote:
> On Tuesday 08 December 2015 13:12:59 Phil Reid wrote:
>
> > @@ -201,6 +201,25 @@ int stmmac_mdio_register(struct net_device *ndev)
> > struct stmmac_mdio_bus_data *mdio_bus_data = priv->plat->mdio_bus_data;
> > int addr, found;
> >
> > +#ifdef CONFIG_OF
> > + struct device_node *mdio_node = NULL;
> > + struct device_node *child_node = NULL;
> > +
> > + for_each_child_of_node(priv->device->of_node, child_node) {
> > + if (of_device_is_compatible(child_node, "snps,dwmac-mdio")) {
> > + mdio_node = child_node;
> > + break;
> > + }
> > + }
>
> Can you use "if (IS_ENABLED(CONFIG_OF))" here instead of a preprocessor "#if"?
>
> > @@ -231,7 +250,11 @@ int stmmac_mdio_register(struct net_device *ndev)
> > new_bus->irq = irqlist;
> > new_bus->phy_mask = mdio_bus_data->phy_mask;
> > new_bus->parent = priv->device;
> > +#ifdef CONFIG_OF
> > + err = of_mdiobus_register(new_bus, mdio_node);
> > +#else
> > err = mdiobus_register(new_bus);
> > +#endif
>
> This looks like it should be done in the header file. Can you make
> a separate patch that changes the header file declaring of_mdiobus_register
> to make it a static inline function calling mdiobus_register() if CONFIG_OF
> is disabled?
This is already the case since commit 23a456f0 ("net: mdio:
of_mdiobus_register(): fall back to mdiobus_register() for !CONFIG_OF"),
so just calling of_mdiobus_register() regardless of CONFIG_OF is
sufficient here.
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