bnx2x: support classification config query

To support copying MAC addresses to firmware query structure.

[ Fixed up style and formatting errors noted by DaveM and Joe Perches ]

Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Barak Witkowski <barak@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>