BNX2_RX_PG_RING_IDX
prod = BNX2_RX_PG_RING_IDX(hw_prod);
cons = BNX2_RX_PG_RING_IDX(BNX2_NEXT_RX_BD(cons));
BNX2_RX_PG_RING_IDX(pg_prod),
pg_cons = BNX2_RX_PG_RING_IDX(BNX2_NEXT_RX_BD(pg_cons));
ring_prod = BNX2_RX_PG_RING_IDX(prod);