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Diffstat (limited to 'include/linux/cpufreq.h')
-rw-r--r--include/linux/cpufreq.h16
1 files changed, 4 insertions, 12 deletions
diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index 172ff51c1b2a..43b363a99215 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -19,6 +19,7 @@
#include <linux/pm_qos.h>
#include <linux/spinlock.h>
#include <linux/sysfs.h>
+#include <linux/minmax.h>
/*********************************************************************
* CPUFREQ INTERFACE *
@@ -370,7 +371,7 @@ struct cpufreq_driver {
int (*target_intermediate)(struct cpufreq_policy *policy,
unsigned int index);
- /* should be defined, if possible */
+ /* should be defined, if possible, return 0 on error */
unsigned int (*get)(unsigned int cpu);
/* Called to update policy limits on firmware notifications. */
@@ -467,17 +468,8 @@ static inline void cpufreq_verify_within_limits(struct cpufreq_policy_data *poli
unsigned int min,
unsigned int max)
{
- if (policy->min < min)
- policy->min = min;
- if (policy->max < min)
- policy->max = min;
- if (policy->min > max)
- policy->min = max;
- if (policy->max > max)
- policy->max = max;
- if (policy->min > policy->max)
- policy->min = policy->max;
- return;
+ policy->max = clamp(policy->max, min, max);
+ policy->min = clamp(policy->min, min, policy->max);
}
static inline void