Merge branch 'liquidio-VF'

Merge branch 'liquidio-VF'

Raghu Vatsavayi says:

====================
liquidio VF operations

This patchseries adds support for VF device specific operations
like mailbox, queues and register access. This V3 patchset also
has changes based on comments form earlier versions:

1) Removed extra 'void *' casting.
2) Fixed all cross compilations issues reported on S390 and Powerpc
   architectures.

Please apply the patches in following order as these patches depend
on each other.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>