On Thu, 2019-01-03 at 13:35 -0800, Jeff Kirsher wrote: > The new ability added to the driver to use mii_bus to handle MII > related > ioctls is causing compile issues when the driver is compiled into the > kernel (i.e. not a module). > > The simple solution of requiring the driver to be compiled as a > module when > MDIO_BUS is a module, causes a recursion Kconfig issue due to IPSec > dependencies. > > So created another Kconfig option for ixgbe, to enable mdio_bus > support for > DSA devices. This solution solves the problem when the ixgbe driver > is > compiled into the kernel and MDIO_BUS is compiled as a module. In > this > case, the IXGBE_MDIO option is disabled and the code is not compiled > into the driver. > > CC: Dave Jones <da...@codemonkey.org.uk> > CC: Steve Douthit <steph...@silicom-usa.com> > CC: Florian Fainelli <f.faine...@gmail.com> > Signed-off-by: Jeff Kirsher <jeffrey.t.kirs...@intel.com> > --- > drivers/net/ethernet/intel/Kconfig | 11 ++++++++++- > drivers/net/ethernet/intel/ixgbe/ixgbe.h | 4 ++++ > drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 12 ++++++++++-- > drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c | 4 ++++ > drivers/net/ethernet/intel/ixgbe/ixgbe_phy.h | 3 ++- > 5 files changed, 30 insertions(+), 4 deletions(-)
I have done the following compile tests to comfirm this resolves the issue: Kconfig: 1 2 3 4 -------- --- --- --- --- ixgbe m m y y ixgbe_mdio y n y y mdio_bus m m m y phylib m m m y Test #3 resulted in ixgbe_mdio being disabled and code not compiled into the driver.
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