cpufreq.c File Reference

#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include "cpufreq.h"
#include "sysfs.h"

Go to the source code of this file.

Functions
int	cpufreq_cpu_exists (unsigned int cpu)
unsigned long	cpufreq_get_freq_kernel (unsigned int cpu)
unsigned long	cpufreq_get_freq_hardware (unsigned int cpu)
unsigned long	cpufreq_get_transition_latency (unsigned int cpu)
int	cpufreq_get_hardware_limits (unsigned int cpu, unsigned long *min, unsigned long *max)
char *	cpufreq_get_driver (unsigned int cpu)
void	cpufreq_put_driver (char *ptr)
struct cpufreq_policy *	cpufreq_get_policy (unsigned int cpu)
void	cpufreq_put_policy (struct cpufreq_policy *policy)
struct cpufreq_available_governors *	cpufreq_get_available_governors (unsigned int cpu)
void	cpufreq_put_available_governors (struct cpufreq_available_governors *any)
struct cpufreq_available_frequencies *	cpufreq_get_available_frequencies (unsigned int cpu)
void	cpufreq_put_available_frequencies (struct cpufreq_available_frequencies *any)
struct cpufreq_affected_cpus *	cpufreq_get_affected_cpus (unsigned int cpu)
void	cpufreq_put_affected_cpus (struct cpufreq_affected_cpus *any)
struct cpufreq_affected_cpus *	cpufreq_get_related_cpus (unsigned int cpu)
void	cpufreq_put_related_cpus (struct cpufreq_affected_cpus *any)
int	cpufreq_set_policy (unsigned int cpu, struct cpufreq_policy *policy)
int	cpufreq_modify_policy_min (unsigned int cpu, unsigned long min_freq)
int	cpufreq_modify_policy_max (unsigned int cpu, unsigned long max_freq)
int	cpufreq_modify_policy_governor (unsigned int cpu, char *governor)
int	cpufreq_set_frequency (unsigned int cpu, unsigned long target_frequency)
struct cpufreq_stats *	cpufreq_get_stats (unsigned int cpu, unsigned long long *total_time)
void	cpufreq_put_stats (struct cpufreq_stats *any)
unsigned long	cpufreq_get_transitions (unsigned int cpu)

Function Documentation

int cpufreq_cpu_exists

(

unsigned int

cpu

)

Definition at line 16 of file cpufreq.c.

struct cpufreq_affected_cpus* cpufreq_get_affected_cpus ( unsigned int  cpu )

read

Definition at line 118 of file cpufreq.c.

struct cpufreq_available_frequencies* cpufreq_get_available_frequencies ( unsigned int  cpu )

read

Definition at line 97 of file cpufreq.c.

struct cpufreq_available_governors* cpufreq_get_available_governors ( unsigned int  cpu )

read

Definition at line 72 of file cpufreq.c.

char* cpufreq_get_driver

(

unsigned int

cpu

)

Definition at line 45 of file cpufreq.c.

unsigned long cpufreq_get_freq_hardware

(

unsigned int

cpu

)

Definition at line 26 of file cpufreq.c.

unsigned long cpufreq_get_freq_kernel

(

unsigned int

cpu

)

Definition at line 21 of file cpufreq.c.

int cpufreq_get_hardware_limits	(	unsigned int	cpu,
		unsigned long *	min,
		unsigned long *	max
	)

Definition at line 36 of file cpufreq.c.

struct cpufreq_policy* cpufreq_get_policy ( unsigned int  cpu )

read

Definition at line 57 of file cpufreq.c.

struct cpufreq_affected_cpus* cpufreq_get_related_cpus ( unsigned int  cpu )

read

Definition at line 139 of file cpufreq.c.

struct cpufreq_stats* cpufreq_get_stats ( unsigned int  cpu, unsigned long long *  total_time  )

read

Definition at line 184 of file cpufreq.c.

unsigned long cpufreq_get_transition_latency

(

unsigned int

cpu

)

Definition at line 31 of file cpufreq.c.

unsigned long cpufreq_get_transitions

(

unsigned int

cpu

)

Definition at line 205 of file cpufreq.c.

int cpufreq_modify_policy_governor	(	unsigned int	cpu,
		char *	governor
	)

Definition at line 171 of file cpufreq.c.

int cpufreq_modify_policy_max	(	unsigned int	cpu,
		unsigned long	max_freq
	)

Definition at line 165 of file cpufreq.c.

int cpufreq_modify_policy_min	(	unsigned int	cpu,
		unsigned long	min_freq
	)

Definition at line 159 of file cpufreq.c.

void cpufreq_put_affected_cpus

(

struct cpufreq_affected_cpus *

any

)

Definition at line 123 of file cpufreq.c.

void cpufreq_put_available_frequencies

(

struct cpufreq_available_frequencies *

any

)

Definition at line 102 of file cpufreq.c.

void cpufreq_put_available_governors

(

struct cpufreq_available_governors *

any

)

Definition at line 78 of file cpufreq.c.

void cpufreq_put_driver

(

char *

ptr

)

Definition at line 50 of file cpufreq.c.

void cpufreq_put_policy

(

struct cpufreq_policy *

policy

)

Definition at line 62 of file cpufreq.c.

void cpufreq_put_related_cpus

(

struct cpufreq_affected_cpus *

any

)

Definition at line 144 of file cpufreq.c.

void cpufreq_put_stats

(

struct cpufreq_stats *

any

)

Definition at line 190 of file cpufreq.c.

int cpufreq_set_frequency	(	unsigned int	cpu,
		unsigned long	target_frequency
	)

Definition at line 179 of file cpufreq.c.

int cpufreq_set_policy	(	unsigned int	cpu,
		struct cpufreq_policy *	policy
	)

Definition at line 150 of file cpufreq.c.