Messages in this thread Patch in this message | | | From | Xiongfeng Wang <> | Subject | [RFC PATCH v2 2/3] cpufreq: export 'cpufreq_policy_list' and make macro 'for_each_*_policy' public | Date | Mon, 18 May 2020 15:10:07 +0800 |
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Export variable 'cpufreq_policy_list' and make macro 'for_each_*_policy" public. This is preparation for adding SW BOOST support for CPPC.
Signed-off-by: Xiongfeng Wang <wangxiongfeng2@huawei.com> --- drivers/cpufreq/cpufreq.c | 16 ++-------------- include/linux/cpufreq.h | 14 ++++++++++++++ 2 files changed, 16 insertions(+), 14 deletions(-)
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index bb6746e..953e163 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -30,20 +30,8 @@ #include <linux/tick.h> #include <trace/events/power.h> -static LIST_HEAD(cpufreq_policy_list); - -/* Macros to iterate over CPU policies */ -#define for_each_suitable_policy(__policy, __active) \ - list_for_each_entry(__policy, &cpufreq_policy_list, policy_list) \ - if ((__active) == !policy_is_inactive(__policy)) - -#define for_each_active_policy(__policy) \ - for_each_suitable_policy(__policy, true) -#define for_each_inactive_policy(__policy) \ - for_each_suitable_policy(__policy, false) - -#define for_each_policy(__policy) \ - list_for_each_entry(__policy, &cpufreq_policy_list, policy_list) +LIST_HEAD(cpufreq_policy_list); +EXPORT_SYMBOL_GPL(cpufreq_policy_list); /* Iterate over governors */ static LIST_HEAD(cpufreq_governor_list); diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h index 018dce8..27a2a7f 100644 --- a/include/linux/cpufreq.h +++ b/include/linux/cpufreq.h @@ -222,6 +222,20 @@ static inline bool policy_is_shared(struct cpufreq_policy *policy) struct kobject *get_governor_parent_kobj(struct cpufreq_policy *policy); void cpufreq_enable_fast_switch(struct cpufreq_policy *policy); void cpufreq_disable_fast_switch(struct cpufreq_policy *policy); + +extern struct list_head cpufreq_policy_list; + +/* Macros to iterate over CPU policies */ +#define for_each_suitable_policy(__policy, __active) \ + list_for_each_entry(__policy, &cpufreq_policy_list, policy_list) \ + if ((__active) == !policy_is_inactive(__policy)) +#define for_each_active_policy(__policy) \ + for_each_suitable_policy(__policy, true) +#define for_each_inactive_policy(__policy) \ + for_each_suitable_policy(__policy, false) +#define for_each_policy(__policy) \ + list_for_each_entry(__policy, &cpufreq_policy_list, policy_list) + #else static inline unsigned int cpufreq_get(unsigned int cpu) { -- 1.7.12.4
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