C++ (Cpp) cpu_has_cpufreq Examples

Example #1

File: processor_thermal.c Project: 0x000000FF/Linux4Edison

static int cpufreq_get_max_state(unsigned int cpu)
{
	if (!cpu_has_cpufreq(cpu))
		return 0;

	return CPUFREQ_THERMAL_MAX_STEP;
}

Example #2

File: processor_thermal.c Project: 0x000000FF/Linux4Edison

static int cpufreq_get_cur_state(unsigned int cpu)
{
	if (!cpu_has_cpufreq(cpu))
		return 0;

	return reduction_pctg(cpu);
}

Example #3

File: processor_thermal.c Project: 12019/kernel_zte_u880

static int cpufreq_get_cur_state(unsigned int cpu)
{
	if (!cpu_has_cpufreq(cpu))
		return 0;

	return per_cpu(cpufreq_thermal_reduction_pctg, cpu);
}

Example #4

File: processor_thermal.c Project: 12019/kernel_zte_u880

static int cpufreq_set_cur_state(unsigned int cpu, int state)
{
	if (!cpu_has_cpufreq(cpu))
		return 0;

	per_cpu(cpufreq_thermal_reduction_pctg, cpu) = state;
	cpufreq_update_policy(cpu);
	return 0;
}

Example #5

File: processor_thermal.c Project: ivucica/linux

static int acpi_thermal_cpufreq_decrease(unsigned int cpu)
{
	if (!cpu_has_cpufreq(cpu))
		return -ENODEV;

	if (cpufreq_thermal_reduction_pctg[cpu] > 20)
		cpufreq_thermal_reduction_pctg[cpu] -= 20;
	else
		cpufreq_thermal_reduction_pctg[cpu] = 0;
	cpufreq_update_policy(cpu);
	/* We reached max freq again and can leave passive mode */
	return !cpufreq_thermal_reduction_pctg[cpu];
}

Example #6

File: processor_thermal.c Project: ivucica/linux

static int acpi_thermal_cpufreq_increase(unsigned int cpu)
{
	if (!cpu_has_cpufreq(cpu))
		return -ENODEV;

	if (cpufreq_thermal_reduction_pctg[cpu] < 60) {
		cpufreq_thermal_reduction_pctg[cpu] += 20;
		cpufreq_update_policy(cpu);
		return 0;
	}

	return -ERANGE;
}

Example #7

File: processor_thermal.c Project: 12019/kernel_zte_u880

static int acpi_thermal_cpufreq_decrease(unsigned int cpu)
{
	if (!cpu_has_cpufreq(cpu))
		return -ENODEV;

	if (per_cpu(cpufreq_thermal_reduction_pctg, cpu) >
		(CPUFREQ_THERMAL_MIN_STEP + 1))
		per_cpu(cpufreq_thermal_reduction_pctg, cpu)--;
	else
		per_cpu(cpufreq_thermal_reduction_pctg, cpu) = 0;
	cpufreq_update_policy(cpu);
	/* We reached max freq again and can leave passive mode */
	return !per_cpu(cpufreq_thermal_reduction_pctg, cpu);
}

Example #8

File: processor_thermal.c Project: 12019/kernel_zte_u880

static int acpi_thermal_cpufreq_increase(unsigned int cpu)
{
	if (!cpu_has_cpufreq(cpu))
		return -ENODEV;

	if (per_cpu(cpufreq_thermal_reduction_pctg, cpu) <
		CPUFREQ_THERMAL_MAX_STEP) {
		per_cpu(cpufreq_thermal_reduction_pctg, cpu)++;
		cpufreq_update_policy(cpu);
		return 0;
	}

	return -ERANGE;
}

Example #9

File: processor_thermal.c Project: 0x000000FF/Linux4Edison

static int cpufreq_set_cur_state(unsigned int cpu, int state)
{
	int i;

	if (!cpu_has_cpufreq(cpu))
		return 0;

	reduction_pctg(cpu) = state;

	/*
	 * Update all the CPUs in the same package because they all
	 * contribute to the temperature and often share the same
	 * frequency.
	 */
	for_each_online_cpu(i) {
		if (topology_physical_package_id(i) ==
		    topology_physical_package_id(cpu))
			cpufreq_update_policy(i);
	}
	return 0;
}

Example #10

File: processor_thermal.c Project: romanbb/android_kernel_lge_d851

static int cpufreq_set_cur_state(unsigned int cpu, int state)
{
	int i;

	if (!cpu_has_cpufreq(cpu))
		return 0;

	reduction_pctg(cpu) = state;

	/*
                                                            
                                                          
              
  */
	for_each_online_cpu(i) {
		if (topology_physical_package_id(i) ==
		    topology_physical_package_id(cpu))
			cpufreq_update_policy(i);
	}
	return 0;
}