Пример #1
0
static int __init acpi_processor_init(void)
{
	int result = 0;

	ACPI_FUNCTION_TRACE("acpi_processor_init");

	memset(&processors, 0, sizeof(processors));
	memset(&errata, 0, sizeof(errata));

	acpi_processor_dir = proc_mkdir(ACPI_PROCESSOR_CLASS, acpi_root_dir);
	if (!acpi_processor_dir)
		return_VALUE(0);
	acpi_processor_dir->owner = THIS_MODULE;

	result = acpi_bus_register_driver(&acpi_processor_driver);
	if (result < 0) {
		remove_proc_entry(ACPI_PROCESSOR_CLASS, acpi_root_dir);
		return_VALUE(0);
	}

	acpi_processor_install_hotplug_notify();

	acpi_thermal_cpufreq_init();

	acpi_processor_ppc_init();

	return_VALUE(0);
}
Пример #2
0
static int __init acpi_processor_init(void)
{
	int result = 0;

	if (acpi_disabled)
		return 0;

	memset(&errata, 0, sizeof(errata));

#ifdef CONFIG_SMP
	if (ACPI_FAILURE(acpi_get_table(ACPI_SIG_MADT, 0,
				(struct acpi_table_header **)&madt)))
		madt = NULL;
#endif
#ifdef CONFIG_ACPI_PROCFS
	acpi_processor_dir = proc_mkdir(ACPI_PROCESSOR_CLASS, acpi_root_dir);
	if (!acpi_processor_dir)
		return -ENOMEM;
#endif
	/*
	 * Check whether the system is DMI table. If yes, OSPM
	 * should not use mwait for CPU-states.
	 */
	dmi_check_system(processor_idle_dmi_table);

	if (!cpuidle_register_driver(&acpi_idle_driver)) {
		printk(KERN_DEBUG "ACPI: %s registered with cpuidle\n",
		       acpi_idle_driver.name);
	} else {
		printk(KERN_DEBUG "ACPI: acpi_idle yielding to %s",
		       cpuidle_get_driver()->name);
	}

	result = acpi_bus_register_driver(&acpi_processor_driver);
	if (result < 0)
		goto out_cpuidle;

	acpi_processor_install_hotplug_notify();

	acpi_thermal_cpufreq_init();

	acpi_processor_ppc_init();

	acpi_processor_throttling_init();

	return 0;

out_cpuidle:
	cpuidle_unregister_driver(&acpi_idle_driver);

#ifdef CONFIG_ACPI_PROCFS
	remove_proc_entry(ACPI_PROCESSOR_CLASS, acpi_root_dir);
#endif

	return result;
}
static int __init acpi_processor_init(void)
{
	int result = 0;

	memset(&errata, 0, sizeof(errata));

#ifdef CONFIG_SMP
	if (ACPI_FAILURE(acpi_get_table(ACPI_SIG_MADT, 0,
				(struct acpi_table_header **)&madt)))
		madt = NULL;
#endif

	acpi_processor_dir = proc_mkdir(ACPI_PROCESSOR_CLASS, acpi_root_dir);
	if (!acpi_processor_dir)
		return -ENOMEM;
	acpi_processor_dir->owner = THIS_MODULE;

	/*
	 * Check whether the system is DMI table. If yes, OSPM
	 * should not use mwait for CPU-states.
	 */
	dmi_check_system(processor_idle_dmi_table);
	result = cpuidle_register_driver(&acpi_idle_driver);
	if (result < 0)
		goto out_proc;

	result = acpi_bus_register_driver(&acpi_processor_driver);
	if (result < 0)
		goto out_cpuidle;

	acpi_processor_install_hotplug_notify();

	acpi_thermal_cpufreq_init();

	acpi_processor_ppc_init();

	acpi_processor_throttling_init();

	return 0;

out_cpuidle:
	cpuidle_unregister_driver(&acpi_idle_driver);

out_proc:
	remove_proc_entry(ACPI_PROCESSOR_CLASS, acpi_root_dir);

	return result;
}
Пример #4
0
static int __init acpi_processor_init(void)
{
	int result = 0;

	if (acpi_disabled)
		return 0;

	memset(&errata, 0, sizeof(errata));

#ifdef CONFIG_SMP
	if (ACPI_FAILURE(acpi_get_table(ACPI_SIG_MADT, 0,
				(struct acpi_table_header **)&madt)))
		madt = NULL;
#endif
#ifdef CONFIG_ACPI_PROCFS
	acpi_processor_dir = proc_mkdir(ACPI_PROCESSOR_CLASS, acpi_root_dir);
	if (!acpi_processor_dir)
		return -ENOMEM;
#endif
	result = cpuidle_register_driver(&acpi_idle_driver);
	if (result < 0)
		goto out_proc;

	result = acpi_bus_register_driver(&acpi_processor_driver);
	if (result < 0)
		goto out_cpuidle;

	acpi_processor_install_hotplug_notify();

	acpi_thermal_cpufreq_init();

	acpi_processor_ppc_init();

	acpi_processor_throttling_init();

	return 0;

out_cpuidle:
	cpuidle_unregister_driver(&acpi_idle_driver);

out_proc:
#ifdef CONFIG_ACPI_PROCFS
	remove_proc_entry(ACPI_PROCESSOR_CLASS, acpi_root_dir);
#endif

	return result;
}
Пример #5
0
static int __init acpi_processor_driver_init(void)
{
    int result = 0;

    if (acpi_disabled)
        return 0;

    result = driver_register(&acpi_processor_driver);
    if (result < 0)
        return result;

    register_hotcpu_notifier(&acpi_cpu_notifier);
    acpi_thermal_cpufreq_init();
    acpi_processor_ppc_init();
    acpi_processor_throttling_init();
    return 0;
}
static int __init acpi_processor_init(void)
{
	int result = 0;

	if (acpi_disabled)
		return 0;

	memset(&errata, 0, sizeof(errata));

	result = acpi_bus_register_driver(&acpi_processor_driver);
	if (result < 0)
		return result;

	acpi_processor_install_hotplug_notify();

	acpi_thermal_cpufreq_init();

	acpi_processor_ppc_init();

	acpi_processor_throttling_init();

	return 0;
}
Пример #7
0
static int __init acpi_processor_init(void)
{
	int result = 0;

	if (acpi_disabled)
		return 0;

	memset(&errata, 0, sizeof(errata));

	if (!cpuidle_register_driver(&acpi_idle_driver)) {
		printk(KERN_DEBUG "ACPI: %s registered with cpuidle\n",
			acpi_idle_driver.name);
	} else {
		printk(KERN_DEBUG "ACPI: acpi_idle yielding to %s\n",
			cpuidle_get_driver()->name);
	}

	result = acpi_bus_register_driver(&acpi_processor_driver);
	if (result < 0)
		goto out_cpuidle;

	acpi_processor_install_hotplug_notify();

	acpi_thermal_cpufreq_init();

	acpi_processor_ppc_init();

	acpi_processor_throttling_init();

	return 0;

out_cpuidle:
	cpuidle_unregister_driver(&acpi_idle_driver);

	return result;
}