Beispiel #1
0
Datei: cq.c Projekt: avagin/linux
int c4iw_flush_sq(struct c4iw_qp *qhp)
{
	int flushed = 0;
	struct t4_wq *wq = &qhp->wq;
	struct c4iw_cq *chp = to_c4iw_cq(qhp->ibqp.send_cq);
	struct t4_cq *cq = &chp->cq;
	int idx;
	struct t4_swsqe *swsqe;

	if (wq->sq.flush_cidx == -1)
		wq->sq.flush_cidx = wq->sq.cidx;
	idx = wq->sq.flush_cidx;
	while (idx != wq->sq.pidx) {
		swsqe = &wq->sq.sw_sq[idx];
		swsqe->flushed = 1;
		insert_sq_cqe(wq, cq, swsqe);
		if (wq->sq.oldest_read == swsqe) {
			advance_oldest_read(wq);
		}
		flushed++;
		if (++idx == wq->sq.size)
			idx = 0;
	}
	wq->sq.flush_cidx += flushed;
	if (wq->sq.flush_cidx >= wq->sq.size)
		wq->sq.flush_cidx -= wq->sq.size;
	return flushed;
}
Beispiel #2
0
void c4iw_flush_sq(struct c4iw_qp *qhp)
{
	unsigned short flushed = 0;
	struct t4_wq *wq = &qhp->wq;
	struct c4iw_cq *chp = to_c4iw_cq(qhp->ibv_qp.send_cq);
	struct t4_cq *cq = &chp->cq;
	int idx;
	struct t4_swsqe *swsqe;
	
	if (wq->sq.flush_cidx == -1)
		wq->sq.flush_cidx = wq->sq.cidx;
	idx = wq->sq.flush_cidx;
	BUG_ON(idx >= wq->sq.size);
	while (idx != wq->sq.pidx) {
		swsqe = &wq->sq.sw_sq[idx];
		BUG_ON(swsqe->flushed);
		swsqe->flushed = 1;
		insert_sq_cqe(wq, cq, swsqe);
		if (wq->sq.oldest_read == swsqe) {
			BUG_ON(swsqe->opcode != FW_RI_READ_REQ);
			advance_oldest_read(wq);
		}
		flushed++;
		if (++idx == wq->sq.size)
			idx = 0;
	}
	wq->sq.flush_cidx += flushed;
	if (wq->sq.flush_cidx >= wq->sq.size)
		wq->sq.flush_cidx -= wq->sq.size;
}
Beispiel #3
0
int c4iw_flush_sq(struct t4_wq *wq, struct t4_cq *cq, int count)
{
	int flushed = 0;
	struct t4_swsqe *swsqe = &wq->sq.sw_sq[wq->sq.cidx + count];
	int in_use = wq->sq.in_use - count;

	BUG_ON(in_use < 0);
	while (in_use--) {
		swsqe->signaled = 0;
		insert_sq_cqe(wq, cq, swsqe);
		swsqe++;
		if (swsqe == (wq->sq.sw_sq + wq->sq.size))
			swsqe = wq->sq.sw_sq;
		flushed++;
	}
	return flushed;
}