Ejemplos de verify_pmtmr_rate en C++ (Cpp)

Ejemplo n.º 1

Archivo: acpi_pm.c Proyecto: ManiacTwister/linux-hnd

static int __init init_acpi_pm_clocksource(void)
{
	u32 value1, value2;
	unsigned int i;

	if (!pmtmr_ioport)
		return -ENODEV;

	clocksource_acpi_pm.mult = clocksource_hz2mult(PMTMR_TICKS_PER_SEC,
						clocksource_acpi_pm.shift);

	/* "verify" this timing source: */
	value1 = read_pmtmr();
	for (i = 0; i < 10000; i++) {
		value2 = read_pmtmr();
		if (value2 == value1)
			continue;
		if (value2 > value1)
			goto pm_good;
		if ((value2 < value1) && ((value2) < 0xFFF))
			goto pm_good;
		printk(KERN_INFO "PM-Timer had inconsistent results:"
			" 0x%#x, 0x%#x - aborting.\n", value1, value2);
		return -EINVAL;
	}
	printk(KERN_INFO "PM-Timer had no reasonable result:"
			" 0x%#x - aborting.\n", value1);
	return -ENODEV;

pm_good:
	if (verify_pmtmr_rate() != 0)
		return -ENODEV;

	return clocksource_register(&clocksource_acpi_pm);
}

Ejemplo n.º 2

Archivo: acpi_pm.c Proyecto: Epirex/Chrono_Kernel-1

static int __init init_acpi_pm_clocksource(void)
{
	cycle_t value1, value2;
	unsigned int i, j = 0;

	if (!pmtmr_ioport)
		return -ENODEV;

	/* "verify" this timing source: */
	for (j = 0; j < ACPI_PM_MONOTONICITY_CHECKS; j++) {
		udelay(100 * j);
		value1 = clocksource_acpi_pm.read(&clocksource_acpi_pm);
		for (i = 0; i < ACPI_PM_READ_CHECKS; i++) {
			value2 = clocksource_acpi_pm.read(&clocksource_acpi_pm);
			if (value2 == value1)
				continue;
			if (value2 > value1)
				break;
			if ((value2 < value1) && ((value2) < 0xFFF))
				break;
#ifdef CONFIG_DEBUG_PRINTK
			printk(KERN_INFO "PM-Timer had inconsistent results:"
			       " 0x%#llx, 0x%#llx - aborting.\n",
			       value1, value2);
#else
			;
#endif
			pmtmr_ioport = 0;
			return -EINVAL;
		}
		if (i == ACPI_PM_READ_CHECKS) {
#ifdef CONFIG_DEBUG_PRINTK
			printk(KERN_INFO "PM-Timer failed consistency check "
			       " (0x%#llx) - aborting.\n", value1);
#else
			;
#endif
			pmtmr_ioport = 0;
			return -ENODEV;
		}
	}

	if (verify_pmtmr_rate() != 0){
		pmtmr_ioport = 0;
		return -ENODEV;
	}

	return clocksource_register_hz(&clocksource_acpi_pm,
						PMTMR_TICKS_PER_SEC);
}

Ejemplo n.º 3

static int __init init_acpi_pm_clocksource(void)
{
	cycle_t value1, value2;
	unsigned int i, j = 0;

	if (!pmtmr_ioport)
		return -ENODEV;

	clocksource_acpi_pm.mult = clocksource_hz2mult(PMTMR_TICKS_PER_SEC,
						clocksource_acpi_pm.shift);

	
	for (j = 0; j < ACPI_PM_MONOTONICITY_CHECKS; j++) {
		udelay(100 * j);
		value1 = clocksource_acpi_pm.read(&clocksource_acpi_pm);
		for (i = 0; i < ACPI_PM_READ_CHECKS; i++) {
			value2 = clocksource_acpi_pm.read(&clocksource_acpi_pm);
			if (value2 == value1)
				continue;
			if (value2 > value1)
				break;
			if ((value2 < value1) && ((value2) < 0xFFF))
				break;
			printk(KERN_INFO "PM-Timer had inconsistent results:"
			       " 0x%#llx, 0x%#llx - aborting.\n",
			       value1, value2);
			return -EINVAL;
		}
		if (i == ACPI_PM_READ_CHECKS) {
			printk(KERN_INFO "PM-Timer failed consistency check "
			       " (0x%#llx) - aborting.\n", value1);
			return -ENODEV;
		}
	}

	if (verify_pmtmr_rate() != 0)
		return -ENODEV;

	return clocksource_register(&clocksource_acpi_pm);
}