Re: [PATCH v14 2/3] cpufreq: Add of_perf_domain_get_sharing_cpumask

From: Viresh Kumar
Date: Mon Aug 30 2021 - 01:04:58 EST


On 28-08-21, 23:01, Hector Yuan wrote:
> From: "Hector.Yuan" <hector.yuan@xxxxxxxxxxxx>
>
> Add of_perf_domain_get_sharing_cpumask function to group cpu
> to specific performance domain.
>
> Signed-off-by: Hector.Yuan <hector.yuan@xxxxxxxxxxxx>
> ---
> include/linux/cpufreq.h | 39 +++++++++++++++++++++++++++++++++++++++
> 1 file changed, 39 insertions(+)
>
> diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
> index 9fd7194..4916d70 100644
> --- a/include/linux/cpufreq.h
> +++ b/include/linux/cpufreq.h
> @@ -13,6 +13,8 @@
> #include <linux/completion.h>
> #include <linux/kobject.h>
> #include <linux/notifier.h>
> +#include <linux/of.h>
> +#include <linux/of_device.h>
> #include <linux/pm_qos.h>
> #include <linux/spinlock.h>
> #include <linux/sysfs.h>
> @@ -1036,6 +1038,43 @@ void arch_set_freq_scale(const struct cpumask *cpus,
> }
> #endif
>
> +#ifdef CONFIG_CPU_FREQ
> +static inline int of_perf_domain_get_sharing_cpumask(int index, const char *list_name,
> + const char *cell_name,
> + struct cpumask *cpumask)

What happened with the discussion we had about returning index and passing CPU
there ?

--
viresh