Esempio n. 1
0
static int sh_tmu_clocksource_enable(struct clocksource *cs)
{
	struct sh_tmu_priv *p = cs_to_sh_tmu(cs);
	int ret;

	ret = sh_tmu_enable(p);
	if (!ret)
		__clocksource_updatefreq_hz(cs, p->rate);
	return ret;
}
Esempio n. 2
0
static void sh_tmu_clock_event_start(struct sh_tmu_channel *ch, int periodic)
{
	struct clock_event_device *ced = &ch->ced;

	sh_tmu_enable(ch);

	clockevents_config(ced, ch->rate);

	if (periodic) {
		ch->periodic = (ch->rate + HZ/2) / HZ;
		sh_tmu_set_next(ch, ch->periodic, 1);
	}
}
Esempio n. 3
0
File: sh_tmu.c Progetto: 7799/linux
static void sh_tmu_clock_event_start(struct sh_tmu_priv *p, int periodic)
{
	struct clock_event_device *ced = &p->ced;

	sh_tmu_enable(p);

	clockevents_config(ced, p->rate);

	if (periodic) {
		p->periodic = (p->rate + HZ/2) / HZ;
		sh_tmu_set_next(p, p->periodic, 1);
	}
}
static int sh_tmu_clocksource_enable(struct clocksource *cs)
{
	struct sh_tmu_priv *p = cs_to_sh_tmu(cs);
	int ret;

	ret = sh_tmu_enable(p);
	if (ret)
		return ret;

	/* TODO: calculate good shift from rate and counter bit width */
	cs->shift = 10;
	cs->mult = clocksource_hz2mult(p->rate, cs->shift);
	return 0;
}
Esempio n. 5
0
static int sh_tmu_clocksource_enable(struct clocksource *cs)
{
	struct sh_tmu_channel *ch = cs_to_sh_tmu(cs);
	int ret;

	if (WARN_ON(ch->cs_enabled))
		return 0;

	ret = sh_tmu_enable(ch);
	if (!ret) {
		__clocksource_update_freq_hz(cs, ch->rate);
		ch->cs_enabled = true;
	}

	return ret;
}
Esempio n. 6
0
File: sh_tmu.c Progetto: 7799/linux
static int sh_tmu_clocksource_enable(struct clocksource *cs)
{
	struct sh_tmu_priv *p = cs_to_sh_tmu(cs);
	int ret;

	if (WARN_ON(p->cs_enabled))
		return 0;

	ret = sh_tmu_enable(p);
	if (!ret) {
		__clocksource_updatefreq_hz(cs, p->rate);
		p->cs_enabled = true;
	}

	return ret;
}
Esempio n. 7
0
static void sh_tmu_clock_event_start(struct sh_tmu_priv *p, int periodic)
{
	struct clock_event_device *ced = &p->ced;

	sh_tmu_enable(p);

	/* TODO: calculate good shift from rate and counter bit width */

	ced->shift = 32;
	ced->mult = div_sc(p->rate, NSEC_PER_SEC, ced->shift);
	ced->max_delta_ns = clockevent_delta2ns(0xffffffff, ced);
	ced->min_delta_ns = 5000;

	if (periodic) {
		p->periodic = (p->rate + HZ/2) / HZ;
		sh_tmu_set_next(p, p->periodic, 1);
	}
}
Esempio n. 8
0
static int sh_tmu_clocksource_enable(struct clocksource *cs)
{
	struct sh_tmu_priv *p = cs_to_sh_tmu(cs);

	return sh_tmu_enable(p);
}