Merge branch 'sfc-remove-some-global-definitions'

Martin Habets says:

====================
sfc: Remove some global definitions

These are some small cleanups to remove definitions that need not
be defined in .h files.
====================

Link: https://lore.kernel.org/r/164967635861.17602.16525009567130361754.stgit@palantir17.mph.net
Signed-off-by: Paolo Abeni <pabeni@redhat.com>