C++ (Cpp) pm_suspend_disk Beispiele

Beispiel #1

Datei: main.c Projekt: qwerty1023/wive-rtnl-firmware

static int enter_state(suspend_state_t state)
{
	int error;

	if (!valid_state(state))
		return -ENODEV;
	if (!mutex_trylock(&pm_mutex))
		return -EBUSY;

	if (state == PM_SUSPEND_DISK) {
		error = pm_suspend_disk();
		goto Unlock;
	}

	pr_debug("PM: Preparing system for %s sleep\n", pm_states[state]);
	if ((error = suspend_prepare(state)))
		goto Unlock;

	pr_debug("PM: Entering %s sleep\n", pm_states[state]);
	error = suspend_enter(state);

	pr_debug("PM: Finishing wakeup.\n");
	suspend_finish(state);
 Unlock:
	mutex_unlock(&pm_mutex);
	return error;
}

Beispiel #2

Datei: main.c Projekt: BackupTheBerlios/tuxap

static int enter_state(u32 state)
{
	int error;

	if (down_trylock(&pm_sem))
		return -EBUSY;

	/* Suspend is hard to get right on SMP. */
	if (num_online_cpus() != 1) {
		error = -EPERM;
		goto Unlock;
	}

	if (state == PM_SUSPEND_DISK) {
		error = pm_suspend_disk();
		goto Unlock;
	}

	pr_debug("PM: Preparing system for suspend\n");
	if ((error = suspend_prepare(state)))
		goto Unlock;

	pr_debug("PM: Entering state.\n");
	error = suspend_enter(state);

	pr_debug("PM: Finishing up.\n");
	suspend_finish(state);
 Unlock:
	up(&pm_sem);
	return error;
}