bnx2x: Fix remote fault handling

Fix couple of issues of remote fault detection and handling:
Link may go down due to remote fault indications during link establishment.
Possible link down after primary function migration.
Remote fault was not detected on 578xx.

Signed-off-by: Yaniv Rosner <yanivr@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --cc drivers/net/bnx2x/bnx2x_hsi.h
Simple merge

diff --cc drivers/net/bnx2x/bnx2x_link.c
Simple merge

diff --cc drivers/net/bnx2x/bnx2x_link.h
Simple merge