diff options
| author | Vincent Donnefort <vincent.donnefort@arm.com> | 2021-09-08 17:05:29 +0300 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2021-10-05 17:33:05 +0300 |
| commit | b894d20e6867f04827c7817fbc155460ff108f6f (patch) | |
| tree | c56518034d6d03bc80f5846aabd5f342e4f2d430 /include/linux/cpufreq.h | |
| parent | 1f39fa0dccff71d4788089b5e617229b19166867 (diff) | |
| download | linux-b894d20e6867f04827c7817fbc155460ff108f6f.tar.xz | |
cpufreq: Use CPUFREQ_RELATION_E in DVFS governors
Let the governors schedutil, conservative and ondemand to work, if possible
on efficient frequencies only.
Signed-off-by: Vincent Donnefort <vincent.donnefort@arm.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include/linux/cpufreq.h')
| -rw-r--r-- | include/linux/cpufreq.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h index 6d96bd452d55..7ce71c7371fb 100644 --- a/include/linux/cpufreq.h +++ b/include/linux/cpufreq.h @@ -283,6 +283,10 @@ static inline void cpufreq_stats_record_transition(struct cpufreq_policy *policy /* relation flags */ #define CPUFREQ_RELATION_E BIT(2) /* Get if possible an efficient frequency */ +#define CPUFREQ_RELATION_LE (CPUFREQ_RELATION_L | CPUFREQ_RELATION_E) +#define CPUFREQ_RELATION_HE (CPUFREQ_RELATION_H | CPUFREQ_RELATION_E) +#define CPUFREQ_RELATION_CE (CPUFREQ_RELATION_C | CPUFREQ_RELATION_E) + struct freq_attr { struct attribute attr; ssize_t (*show)(struct cpufreq_policy *, char *); @@ -636,9 +640,11 @@ struct cpufreq_governor *cpufreq_fallback_governor(void); static inline void cpufreq_policy_apply_limits(struct cpufreq_policy *policy) { if (policy->max < policy->cur) - __cpufreq_driver_target(policy, policy->max, CPUFREQ_RELATION_H); + __cpufreq_driver_target(policy, policy->max, + CPUFREQ_RELATION_HE); else if (policy->min > policy->cur) - __cpufreq_driver_target(policy, policy->min, CPUFREQ_RELATION_L); + __cpufreq_driver_target(policy, policy->min, + CPUFREQ_RELATION_LE); } /* Governor attribute set */ |