On 06/12/17 17:18, Florian Fainelli wrote:
> After commit 90eff9096c01 ("net: phy: Allow splitting MDIO
> bus/device support from PHYs") we could create a configuration where
> MDIO_DEVICE=y and PHYLIB=m which leads to the following undefined
> references:
>
> drivers/built-in.o: In function `thunder_mdiobus_pci_remove':
>>> mdio-thunder.c:(.text+0x2a212f): undefined reference to
>>> `mdiobus_unregister'
>>> mdio-thunder.c:(.text+0x2a2138): undefined reference to
>>> `mdiobus_free'
> drivers/built-in.o: In function `thunder_mdiobus_pci_probe':
> mdio-thunder.c:(.text+0x2a22e7): undefined reference to
> `devm_mdiobus_alloc_size'
> mdio-thunder.c:(.text+0x2a236f): undefined reference to
> `of_mdiobus_register'
>
> Reported-by: kbuild test robot <fengguang...@intel.com>
> Fixes: 90eff9096c01 ("net: phy: Allow splitting MDIO bus/device support from
> PHYs")
> Signed-off-by: Florian Fainelli <f.faine...@gmail.com>
Tested-by: Randy Dunlap <rdun...@infradead.org>
Thanks.
> ---
> drivers/net/phy/Kconfig | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
> index c360dd6ead22..3ab6c58d4be6 100644
> --- a/drivers/net/phy/Kconfig
> +++ b/drivers/net/phy/Kconfig
> @@ -127,6 +127,7 @@ config MDIO_THUNDER
> tristate "ThunderX SOCs MDIO buses"
> depends on 64BIT
> depends on PCI
> + depends on !(MDIO_DEVICE=y && PHYLIB=m)
> select MDIO_CAVIUM
> help
> This driver supports the MDIO interfaces found on Cavium
>
--
~Randy
