Esempi in C++ (Cpp) per cpuquiet_cpu_kobject_init

Esempio n. 1

File: driver.c Progetto: 1ee7/linux_l4t_tx1

int cpuquiet_register_driver(struct cpuquiet_driver *drv)
{
	int err = -EBUSY;
	unsigned int cpu;
	struct device *dev;

	if (!drv)
		return -EINVAL;

#ifdef CONFIG_CPUQUIET_STATS
	stats = kzalloc(nr_cpu_ids * sizeof(*stats), GFP_KERNEL);
	if (!stats)
		return -ENOMEM;
#endif

	for_each_possible_cpu(cpu) {
#ifdef CONFIG_CPUQUIET_STATS
		u64 cur_jiffies = get_jiffies_64();
		stats[cpu].last_update = cur_jiffies;
		if (cpu_online(cpu))
			stats[cpu].up_down_count = 1;
#endif
		dev = get_cpu_device(cpu);
		if (dev) {
			cpuquiet_add_dev(dev, cpu);
#ifdef CONFIG_CPUQUIET_STATS
			cpuquiet_cpu_kobject_init(&stats[cpu].cpu_kobject,
					&ktype_cpu_stats, "stats", cpu);
#endif
		}
	}

	mutex_lock(&cpuquiet_lock);
	if (!cpuquiet_curr_driver) {
		err = 0;
		cpuquiet_curr_driver = drv;
		cpuquiet_switch_governor(cpuquiet_get_first_governor());
	}
	mutex_unlock(&cpuquiet_lock);

	return err;
}

Esempio n. 2

File: driver.c Progetto: FrozenData/FD_YU_Lollipop

int cpuquiet_register_driver(struct cpuquiet_driver *drv)
{
	int err = -EBUSY;
	unsigned int cpu;
	u64 cur_jiffies;
	struct device *cpu_dev;
	
	if (!drv)
		return -EINVAL;

	stats = kzalloc(nr_cpu_ids * sizeof(*stats), GFP_KERNEL);
	if (!stats)
		return -ENOMEM;

	for_each_possible_cpu(cpu) {
		cur_jiffies = get_jiffies_64();
		stats[cpu].last_update = cur_jiffies;
		if (cpu_online(cpu))
			stats[cpu].up_down_count = 1;
		cpu_dev = get_cpu_device(cpu);
		if (cpu_dev) {
			cpuquiet_add_dev(cpu_dev, cpu);
			cpuquiet_cpu_kobject_init(&stats[cpu].cpu_kobject,
					&ktype_cpu_stats, "stats", cpu);
		}
	}

	mutex_lock(&cpuquiet_lock);
	if (!cpuquiet_curr_driver) {
		err = 0;
		cpuquiet_curr_driver = drv;
	}
	mutex_unlock(&cpuquiet_lock);

	return err;
}