Merge branch 'cxgb4-vf-link-state'

Arjun Vynipadath says:

====================
cxgb4/cxgb4vf: VF link state support

This series of patches adds support for ndo_set_vf_link_state in
cxgb4 driver.

Patch 1 implements ndo_set_vf_link_state
Patch 2 reverts the existing force_link_up behaviour for cxgb4vf driver.

v2:
- Using reverse christmas tree for variable declaration in Patch 1
- Patch 2 has no change
====================

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