Add support for a new multi-function mode based on the Unified Fabric Port
system specifications.
Support includes configuration of:
  1. Outer vlan tags.
  2. Bandwidth settings.
  3. Virtual link enable/disable.
Signed-off-by: NYuval Mintz <Yuval.Mintz@qlogic.com>
Signed-off-by: NDmitry Kravkov <Dmitry.Kravkov@qlogic.com>
Signed-off-by: NAriel Elior <Ariel.Elior@qlogic.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>