Re: [PATCH 1/2] net: phy: rework Kconfig settings for MDIO_BUS

From: David Miller
Date: Thu Jul 27 2017 - 20:20:52 EST


From: Arnd Bergmann <arnd@xxxxxxxx>
Date: Wed, 26 Jul 2017 17:13:59 +0200

> I still see build errors in randconfig builds and have had this
> patch for a while to locally work around it:
>
> drivers/built-in.o: In function `xgene_mdio_probe':
> mux-core.c:(.text+0x352154): undefined reference to `of_mdiobus_register'
> mux-core.c:(.text+0x352168): undefined reference to `mdiobus_free'
> mux-core.c:(.text+0x3521c0): undefined reference to `mdiobus_alloc_size'
>
> The idea is that CONFIG_MDIO_BUS now reflects whether the mdio_bus
> code is built-in or a module, and other drivers that use the core
> code can simply depend on that, instead of having a complex
> dependency line.
>
> Fixes: 90eff9096c01 ("net: phy: Allow splitting MDIO bus/device support from PHYs")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> Reviewed-by: Florian Fainelli <f.fainelli@xxxxxxxxx>

Applied.