static void sh_tmu_clock_event_mode(enum clock_event_mode mode,
struct clock_event_device *ced)
{
struct sh_tmu_priv *p = ced_to_sh_tmu(ced);
int disabled = 0;
/* deal with old setting first */
switch (ced->mode) {
case CLOCK_EVT_MODE_PERIODIC:
case CLOCK_EVT_MODE_ONESHOT:
sh_tmu_disable(p);
disabled = 1;
break;
default:
break;
}
switch (mode) {
case CLOCK_EVT_MODE_PERIODIC:
dev_info(&p->pdev->dev, "used for periodic clock events\n");
sh_tmu_clock_event_start(p, 1);
break;
case CLOCK_EVT_MODE_ONESHOT:
dev_info(&p->pdev->dev, "used for oneshot clock events\n");
sh_tmu_clock_event_start(p, 0);
break;
case CLOCK_EVT_MODE_UNUSED:
if (!disabled)
sh_tmu_disable(p);
break;
case CLOCK_EVT_MODE_SHUTDOWN:
default:
break;
}
}
static int sh_tmu_clock_event_next(unsigned long delta,
struct clock_event_device *ced)
{
struct sh_tmu_channel *ch = ced_to_sh_tmu(ced);
BUG_ON(ced->mode != CLOCK_EVT_MODE_ONESHOT);
/* program new delta value */
sh_tmu_set_next(ch, delta, 0);
return 0;
}
static void sh_tmu_clock_event_resume(struct clock_event_device *ced)
{
pm_genpd_syscore_poweron(&ced_to_sh_tmu(ced)->tmu->pdev->dev);
}
static void sh_tmu_clock_event_suspend(struct clock_event_device *ced)
{
pm_genpd_syscore_poweroff(&ced_to_sh_tmu(ced)->pdev->dev);
}