On Thu, 15 Oct 2020 23:00:23 +0300 Ioana Ciornei wrote:
> The below compile time error can be seen when PHYLIB is configured as a
> module.
>
> ld: drivers/net/pcs/pcs-xpcs.o: in function `xpcs_read':
> pcs-xpcs.c:(.text+0x29): undefined reference to `mdiobus_read'
> ld: drivers/net/pcs/pcs-xpcs.o: in function `xpcs_soft_reset.constprop.7':
> pcs-xpcs.c:(.text+0x80): undefined reference to `mdiobus_write'
> ld: drivers/net/pcs/pcs-xpcs.o: in function `xpcs_config_aneg':
> pcs-xpcs.c:(.text+0x318): undefined reference to `mdiobus_write'
> ld: pcs-xpcs.c:(.text+0x38e): undefined reference to `mdiobus_write'
> ld: pcs-xpcs.c:(.text+0x3eb): undefined reference to `mdiobus_write'
> ld: pcs-xpcs.c:(.text+0x437): undefined reference to `mdiobus_write'
> ld: drivers/net/pcs/pcs-xpcs.o:pcs-xpcs.c:(.text+0xb1e): more undefined
> references to `mdiobus_write' follow
>
> PHYLIB being a module leads to MDIO_BUS being a module as well while the
> XPCS is still built-in. What should happen in this configuration is that
> PCS_XPCS should be forced to build as module. However, that select only
> acts in the opposite way so we should turn it into a depends.
>
> Fix this up by explicitly depending on MDIO_BUS.
>
> Reported-by: Randy Dunlap <rdun...@infradead.org>
> Acked-by: Randy Dunlap <rdun...@infradead.org> # build-tested
> Fixes: 2fa4e4b799e1 ("net: pcs: Move XPCS into new PCS subdirectory")
> Signed-off-by: Ioana Ciornei <ioana.cior...@nxp.com>
Applied, thanks!
