octeon: add switch_header_type argument

octeon: add switch_header_type argument

This commit adds a new argument, switch_header_type, to the octeon port
config, which can be used to tell the NPC about the type of underlying
switch header (edsa, etc), so that it can properly skip it when
performing RSS computations.

Type: improvement

Change-Id: I80f05ea07f5c466bb13b30c2d353b9d0876ad497
Signed-off-by: Yoann Desmouceaux <[email protected]>
Signed-off-by: Damjan Marion <[email protected]>
Signed-off-by: Monendra Singh Kushwaha <[email protected]>