On 2/27/2024 10:16 AM, Sibi Sankar wrote:
> The SCMI cpufreq driver doesn't require any additional signal
> smoothing provided by arch_update_hw_pressure interface, export
> cpufreq_update_pressure so that it can be called upon directly
> instead.
>
> Suggested-by: Lukasz Luba <lukasz.luba@xxxxxxx>
> Signed-off-by: Sibi Sankar <quic_sibis@xxxxxxxxxxx>
> ---
> drivers/cpufreq/cpufreq.c | 3 ++-
> include/linux/cpufreq.h | 2 ++
> 2 files changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
> index 76002aa3d12d..bdec2dfd77eb 100644
> --- a/drivers/cpufreq/cpufreq.c
> +++ b/drivers/cpufreq/cpufreq.c
> @@ -2573,7 +2573,7 @@ DEFINE_PER_CPU(unsigned long, cpufreq_pressure);
> *
> * Update the value of cpufreq pressure for all @cpus in the policy.
> */
> -static void cpufreq_update_pressure(struct cpufreq_policy *policy)
> +void cpufreq_update_pressure(struct cpufreq_policy *policy)
> {
> unsigned long max_capacity, capped_freq, pressure;
> u32 max_freq;
> @@ -2598,6 +2598,7 @@ static void cpufreq_update_pressure(struct cpufreq_policy *policy)
> for_each_cpu(cpu, policy->related_cpus)
> WRITE_ONCE(per_cpu(cpufreq_pressure, cpu), pressure);
> }
> +EXPORT_SYMBOL(cpufreq_update_pressure);
EXPORT_SYMBOL_GPL please. Other symbols in this file are _GPL as well.
>
> /**
> * cpufreq_set_policy - Modify cpufreq policy parameters.
> diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
> index 414bfc976b30..957bf8e4ca0d 100644
> --- a/include/linux/cpufreq.h
> +++ b/include/linux/cpufreq.h
> @@ -241,6 +241,7 @@ 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);
> bool has_target_index(void);
> +void cpufreq_update_pressure(struct cpufreq_policy *policy);
>
> DECLARE_PER_CPU(unsigned long, cpufreq_pressure);
> static inline unsigned long cpufreq_get_pressure(int cpu)
> @@ -270,6 +271,7 @@ static inline bool cpufreq_supports_freq_invariance(void)
> }
> static inline void disable_cpufreq(void) { }
> static inline void cpufreq_update_limits(unsigned int cpu) { }
> +static inline void cpufreq_update_pressure(struct cpufreq_policy *policy) { }
> static inline unsigned long cpufreq_get_pressure(int cpu)
> {
> return 0;
--
---Trilok Soni
