Esempio n. 1
0
void
bfa_ioim_free(struct bfa_ioim_s *ioim)
{
	struct bfa_fcpim_mod_s *fcpim = ioim->fcpim;

	bfa_trc_fp(ioim->bfa, ioim->iotag);
	bfa_assert_fp(bfa_sm_cmp_state(ioim, bfa_ioim_sm_uninit));

	bfa_assert_fp(list_empty(&ioim->sgpg_q)
		   || (ioim->nsges > BFI_SGE_INLINE));

	if (ioim->nsgpgs > 0)
		bfa_sgpg_mfree(ioim->bfa, &ioim->sgpg_q, ioim->nsgpgs);

	bfa_stats(ioim->itnim, io_comps);
	fcpim->ios_active--;

	list_del(&ioim->qe);
	list_add_tail(&ioim->qe, &fcpim->ioim_free_q);
}
Esempio n. 2
0
void
bfa_msix_rspq(struct bfa_s *bfa, int qid)
{
	struct bfi_msg_s *m;
	u32 pi, ci;
	struct list_head *waitq;

	bfa_trc_fp(bfa, qid);

	qid &= (BFI_IOC_MAX_CQS - 1);

	bfa->iocfc.hwif.hw_rspq_ack(bfa, qid);

	ci = bfa_rspq_ci(bfa, qid);
	pi = bfa_rspq_pi(bfa, qid);

	bfa_trc_fp(bfa, ci);
	bfa_trc_fp(bfa, pi);

	if (bfa->rme_process) {
		while (ci != pi) {
			m = bfa_rspq_elem(bfa, qid, ci);
			bfa_assert_fp(m->mhdr.msg_class < BFI_MC_MAX);

			bfa_isrs[m->mhdr.msg_class] (bfa, m);

			CQ_INCR(ci, bfa->iocfc.cfg.drvcfg.num_rspq_elems);
		}
	}

	/**
	 * update CI
	 */
	bfa_rspq_ci(bfa, qid) = pi;
	bfa_reg_write(bfa->iocfc.bfa_regs.rme_q_ci[qid], pi);
	mmiowb();

	/**
	 * Resume any pending requests in the corresponding reqq.
	 */
	waitq = bfa_reqq(bfa, qid);
	if (!list_empty(waitq))
		bfa_reqq_resume(bfa, qid);
}
Esempio n. 3
0
void
bfa_msix_rspq(struct bfa_s *bfa, int rsp_qid)
{
	struct bfi_msg_s      *m;
	u32        pi, ci;

	bfa_trc_fp(bfa, rsp_qid);

	rsp_qid &= (BFI_IOC_MAX_CQS - 1);

	bfa->iocfc.hwif.hw_rspq_ack(bfa, rsp_qid);

	ci = bfa_rspq_ci(bfa, rsp_qid);
	pi = bfa_rspq_pi(bfa, rsp_qid);

	bfa_trc_fp(bfa, ci);
	bfa_trc_fp(bfa, pi);

	if (bfa->rme_process) {
		while (ci != pi) {
			m = bfa_rspq_elem(bfa, rsp_qid, ci);
			bfa_assert_fp(m->mhdr.msg_class < BFI_MC_MAX);

			bfa_isrs[m->mhdr.msg_class] (bfa, m);

			CQ_INCR(ci, bfa->iocfc.cfg.drvcfg.num_rspq_elems);
		}
	}

	/**
	 * update CI
	 */
	bfa_rspq_ci(bfa, rsp_qid) = pi;
	bfa_reg_write(bfa->iocfc.bfa_regs.rme_q_ci[rsp_qid], pi);
	bfa_os_mmiowb();
}