sfc: Add 40G link capability decoding
sfc: Add 40G link capability decoding

Needed to select 40G mode on a 10G/40G capable card.

Signed-off-by: Shradha Shah <7c61565b60c046e8ad2424ad90567591696632eb@solarflare.com>
Signed-off-by: David S. Miller <fe08d3c717adf2ae63592e4c9aec6e3e404d8e3e@davemloft.net>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs