Q_IDX
prod = Q_IDX(q, q->prod);
cons = Q_IDX(q, q->cons);
return Q_IDX(q, q->prod) == Q_IDX(q, q->cons) &&
return Q_IDX(q, q->prod) == Q_IDX(q, q->cons) &&
(Q_IDX(q, q->cons) > Q_IDX(q, prod))) ||
(Q_IDX(q, q->cons) <= Q_IDX(q, prod)));
u32 cons = (Q_WRP(q, q->cons) | Q_IDX(q, q->cons)) + 1;
q->cons = Q_OVF(q->cons) | Q_WRP(q, cons) | Q_IDX(q, cons);
Q_IDX(llq, llq->cons);
u32 prod = (Q_WRP(q, q->prod) | Q_IDX(q, q->prod)) + n;
return Q_OVF(q->prod) | Q_WRP(q, prod) | Q_IDX(q, prod);
msiaddr = q->base_dma + Q_IDX(&q->llq, prod) *
ewidx = BIT_WORD(Q_IDX(&llq, eprod));
ebidx = Q_IDX(&llq, eprod) % BITS_PER_LONG;
swidx = BIT_WORD(Q_IDX(&llq, llq.prod));
sbidx = Q_IDX(&llq, llq.prod) % BITS_PER_LONG;
Q_IDX(&((q)->llq), p) * \