DIRECT_LOOKUP_SHIFT
cp->Tag = cpu_to_le32(c->cmdindex << DIRECT_LOOKUP_SHIFT);
c->Header.tag = cpu_to_le64((c->cmdindex << DIRECT_LOOKUP_SHIFT));
c->Header.tag = cpu_to_le64((u64) (index << DIRECT_LOOKUP_SHIFT));
tag_index = raw_tag >> DIRECT_LOOKUP_SHIFT;
cpu_to_le64((i << DIRECT_LOOKUP_SHIFT));
#define DIRECT_LOOKUP_MASK (~((1 << DIRECT_LOOKUP_SHIFT) - 1))