cpuidle: remove cpuidle_unregister_governor()
cpuidle_unregister_governor() and cpuidle_replace_governor() aren't used anymore and can be removed. They were used by cpufreq governors earlier, but since the governors can't be compiled as modules any more, these two functions aren't necessary. Suggested-by: Daniel Lezcano <daniel.lezcano@linaro.org> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>wifi-calibration
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d7c7f10326
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@ -25,5 +25,4 @@ kernel configuration and platform will be selected by cpuidle.
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Interfaces:
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Interfaces:
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extern int cpuidle_register_governor(struct cpuidle_governor *gov);
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extern int cpuidle_register_governor(struct cpuidle_governor *gov);
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extern void cpuidle_unregister_governor(struct cpuidle_governor *gov);
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struct cpuidle_governor
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struct cpuidle_governor
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@ -96,46 +96,3 @@ int cpuidle_register_governor(struct cpuidle_governor *gov)
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return ret;
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return ret;
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}
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}
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/**
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* cpuidle_replace_governor - find a replacement governor
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* @exclude_rating: the rating that will be skipped while looking for
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* new governor.
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*/
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static struct cpuidle_governor *cpuidle_replace_governor(int exclude_rating)
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{
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struct cpuidle_governor *gov;
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struct cpuidle_governor *ret_gov = NULL;
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unsigned int max_rating = 0;
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list_for_each_entry(gov, &cpuidle_governors, governor_list) {
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if (gov->rating == exclude_rating)
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continue;
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if (gov->rating > max_rating) {
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max_rating = gov->rating;
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ret_gov = gov;
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}
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}
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return ret_gov;
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}
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/**
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* cpuidle_unregister_governor - unregisters a governor
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* @gov: the governor
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*/
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void cpuidle_unregister_governor(struct cpuidle_governor *gov)
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{
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if (!gov)
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return;
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mutex_lock(&cpuidle_lock);
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if (gov == cpuidle_curr_governor) {
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struct cpuidle_governor *new_gov;
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new_gov = cpuidle_replace_governor(gov->rating);
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cpuidle_switch_governor(new_gov);
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}
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list_del(&gov->governor_list);
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mutex_unlock(&cpuidle_lock);
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}
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@ -195,16 +195,10 @@ struct cpuidle_governor {
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};
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};
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#ifdef CONFIG_CPU_IDLE
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#ifdef CONFIG_CPU_IDLE
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extern int cpuidle_register_governor(struct cpuidle_governor *gov);
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extern int cpuidle_register_governor(struct cpuidle_governor *gov);
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extern void cpuidle_unregister_governor(struct cpuidle_governor *gov);
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#else
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#else
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static inline int cpuidle_register_governor(struct cpuidle_governor *gov)
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static inline int cpuidle_register_governor(struct cpuidle_governor *gov)
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{return 0;}
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{return 0;}
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static inline void cpuidle_unregister_governor(struct cpuidle_governor *gov) { }
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#endif
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#endif
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#ifdef CONFIG_ARCH_HAS_CPU_RELAX
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#ifdef CONFIG_ARCH_HAS_CPU_RELAX
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