bnx2x: BW shaper enhancements

Some of the configuration can be set when loading the device and shouldn't be
re-calculated after each link up indication since it is not dependent on the
link speed

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

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

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

diff --cc drivers/net/bnx2x_main.c
Simple merge