Re: [PATCH v3 2/2] netdev/phy: add MDIO bus multiplexer driven by a regmap

[Andrew Lunn]

> diff --git a/include/linux/mdio-mux.h b/include/linux/mdio-mux.h
> index a5d58f221939..bb5d0e2774bf 100644
> --- a/include/linux/mdio-mux.h
> +++ b/include/linux/mdio-mux.h
> @@ -29,4 +29,38 @@ int mdio_mux_init(struct device *dev,
>  
>  void mdio_mux_uninit(void *mux_handle);
>  
> +#if defined(CONFIG_MDIO_BUS_MUX_REGMAP) || \
> +    defined(CONFIG_MDIO_BUS_MUX_REGMAP_MODULE)

Please use IS_ENABLED().

       Andrew