Example #1
0
ER
snd_pdq(ID pdqid, intptr_t data, PRI datapri)
{
	PDQCB	*p_pdqcb;
	WINFO_PDQ winfo_pdq;
	bool_t	dspreq;
	ER		ercd;

	LOG_SND_PDQ_ENTER(pdqid, data, datapri);
	CHECK_DISPATCH();
	CHECK_PDQID(pdqid);
	CHECK_PAR(TMIN_DPRI <= datapri);
	p_pdqcb = get_pdqcb(pdqid);

	t_lock_cpu();
	if (p_pdqcb->p_pdqinib->pdqatr == TA_NOEXS) {
		ercd = E_NOEXS;
	}
	else if (VIOLATE_ACPTN(p_pdqcb->p_pdqinib->acvct.acptn1)) {
		ercd = E_OACV;
	}
	else if (!(datapri <= p_pdqcb->p_pdqinib->maxdpri)) {
		ercd = E_PAR;
	}
	else if (send_pridata(p_pdqcb, data, datapri, &dspreq)) {
		if (dspreq) {
			dispatch();
		}
		ercd = E_OK;
	}
	else if (p_runtsk->waifbd) {
		ercd = E_RLWAI;
	}
	else {
		winfo_pdq.data = data;
		winfo_pdq.datapri = datapri;
		p_runtsk->tstat = (TS_WAITING | TS_WAIT_SPDQ);
		wobj_make_wait((WOBJCB *) p_pdqcb, (WINFO_WOBJ *) &winfo_pdq);
		dispatch();
		ercd = winfo_pdq.winfo.wercd;
	}
	t_unlock_cpu();

  error_exit:
	LOG_SND_PDQ_LEAVE(ercd);
	return(ercd);
}
ER
snd_pdq(ID pdqid, intptr_t data, PRI datapri)
{
	PDQCB	*p_pdqcb;
	WINFO_SPDQ winfo_spdq;
	ER		ercd;

	LOG_SND_PDQ_ENTER(pdqid, data, datapri);
	CHECK_DISPATCH();
	CHECK_ID(VALID_PDQID(pdqid));
	p_pdqcb = get_pdqcb(pdqid);
	CHECK_PAR(TMIN_DPRI <= datapri && datapri <= p_pdqcb->p_pdqinib->maxdpri);

	lock_cpu_dsp();
	if (p_runtsk->raster) {
		ercd = E_RASTER;
	}
	else if (send_pridata(p_pdqcb, data, datapri)) {
		if (p_runtsk != p_schedtsk) {
			dispatch();
		}
		ercd = E_OK;
	}
	else {
		winfo_spdq.data = data;
		winfo_spdq.datapri = datapri;
		p_runtsk->tstat = TS_WAITING_SPDQ;
		wobj_make_wait((WOBJCB *) p_pdqcb, (WINFO_WOBJ *) &winfo_spdq);
		dispatch();
		ercd = winfo_spdq.winfo.wercd;
	}
	unlock_cpu_dsp();

  error_exit:
	LOG_SND_PDQ_LEAVE(ercd);
	return(ercd);
}