diff options
Diffstat (limited to 'tools/power/cpupower/lib/cpufreq.h')
| -rw-r--r-- | tools/power/cpupower/lib/cpufreq.h | 54 |
1 files changed, 31 insertions, 23 deletions
diff --git a/tools/power/cpupower/lib/cpufreq.h b/tools/power/cpupower/lib/cpufreq.h index 03be906581b5..3aae8e7a0839 100644 --- a/tools/power/cpupower/lib/cpufreq.h +++ b/tools/power/cpupower/lib/cpufreq.h @@ -93,9 +93,9 @@ extern unsigned long cpufreq_get_transition_latency(unsigned int cpu); * considerations by cpufreq policy notifiers in the kernel. */ -extern int cpufreq_get_hardware_limits(unsigned int cpu, - unsigned long *min, - unsigned long *max); +extern int cpufreq_get_hardware_limits(unsigned int cpu, + unsigned long *min, + unsigned long *max); /* determine CPUfreq driver used @@ -104,9 +104,9 @@ extern int cpufreq_get_hardware_limits(unsigned int cpu, * to avoid memory leakage, please. */ -extern char * cpufreq_get_driver(unsigned int cpu); +extern char *cpufreq_get_driver(unsigned int cpu); -extern void cpufreq_put_driver(char * ptr); +extern void cpufreq_put_driver(char *ptr); /* determine CPUfreq policy currently used @@ -116,7 +116,7 @@ extern void cpufreq_put_driver(char * ptr); */ -extern struct cpufreq_policy * cpufreq_get_policy(unsigned int cpu); +extern struct cpufreq_policy *cpufreq_get_policy(unsigned int cpu); extern void cpufreq_put_policy(struct cpufreq_policy *policy); @@ -129,41 +129,47 @@ extern void cpufreq_put_policy(struct cpufreq_policy *policy); */ -extern struct cpufreq_available_governors * cpufreq_get_available_governors(unsigned int cpu); +extern struct cpufreq_available_governors +*cpufreq_get_available_governors(unsigned int cpu); -extern void cpufreq_put_available_governors(struct cpufreq_available_governors *first); +extern void cpufreq_put_available_governors( + struct cpufreq_available_governors *first); /* determine CPU frequency states available * - * only present on _some_ ->target() cpufreq drivers. For information purposes - * only. Please free allocated memory by calling cpufreq_put_available_frequencies - * after use. + * Only present on _some_ ->target() cpufreq drivers. For information purposes + * only. Please free allocated memory by calling + * cpufreq_put_available_frequencies after use. */ -extern struct cpufreq_available_frequencies * cpufreq_get_available_frequencies(unsigned int cpu); +extern struct cpufreq_available_frequencies +*cpufreq_get_available_frequencies(unsigned int cpu); -extern void cpufreq_put_available_frequencies(struct cpufreq_available_frequencies *first); +extern void cpufreq_put_available_frequencies( + struct cpufreq_available_frequencies *first); -/* determine affected CPUs +/* determine affected CPUs * * Remember to call cpufreq_put_affected_cpus when no longer needed * to avoid memory leakage, please. */ -extern struct cpufreq_affected_cpus * cpufreq_get_affected_cpus(unsigned int cpu); +extern struct cpufreq_affected_cpus *cpufreq_get_affected_cpus(unsigned + int cpu); extern void cpufreq_put_affected_cpus(struct cpufreq_affected_cpus *first); -/* determine related CPUs +/* determine related CPUs * * Remember to call cpufreq_put_related_cpus when no longer needed * to avoid memory leakage, please. */ -extern struct cpufreq_affected_cpus * cpufreq_get_related_cpus(unsigned int cpu); +extern struct cpufreq_affected_cpus *cpufreq_get_related_cpus(unsigned + int cpu); extern void cpufreq_put_related_cpus(struct cpufreq_affected_cpus *first); @@ -173,15 +179,16 @@ extern void cpufreq_put_related_cpus(struct cpufreq_affected_cpus *first); * This is not available in all kernel versions or configurations. */ -extern struct cpufreq_stats * cpufreq_get_stats(unsigned int cpu, unsigned long long *total_time); +extern struct cpufreq_stats *cpufreq_get_stats(unsigned int cpu, + unsigned long long *total_time); extern void cpufreq_put_stats(struct cpufreq_stats *stats); extern unsigned long cpufreq_get_transitions(unsigned int cpu); -/* set new cpufreq policy - * +/* set new cpufreq policy + * * Tries to set the passed policy as new policy as close as possible, * but results may differ depending e.g. on governors being available. */ @@ -189,7 +196,7 @@ extern unsigned long cpufreq_get_transitions(unsigned int cpu); extern int cpufreq_set_policy(unsigned int cpu, struct cpufreq_policy *policy); -/* modify a policy by only changing min/max freq or governor +/* modify a policy by only changing min/max freq or governor * * Does not check whether result is what was intended. */ @@ -202,11 +209,12 @@ extern int cpufreq_modify_policy_governor(unsigned int cpu, char *governor); /* set a specific frequency * * Does only work if userspace governor can be used and no external - * interference (other calls to this function or to set/modify_policy) + * interference (other calls to this function or to set/modify_policy) * occurs. Also does not work on ->range() cpufreq drivers. */ -extern int cpufreq_set_frequency(unsigned int cpu, unsigned long target_frequency); +extern int cpufreq_set_frequency(unsigned int cpu, + unsigned long target_frequency); #ifdef __cplusplus } |
