linux-kernel - Re: [PATCH v14 2/3] cpufreq: Add of_perf_domain_get_sharing

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Date:   Mon, 30 Aug 2021 10:34:50 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Hector Yuan <hector.yuan@...iatek.com>
Cc:     linux-mediatek@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-pm@...r.kernel.org,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, wsd_upstream@...iatek.com
Subject: Re: [PATCH v14 2/3] cpufreq: Add of_perf_domain_get_sharing_cpumask

On 28-08-21, 23:01, Hector Yuan wrote:
> From: "Hector.Yuan" <hector.yuan@...iatek.com>
> 
> Add of_perf_domain_get_sharing_cpumask function to group cpu
> to specific performance domain.
> 
> Signed-off-by: Hector.Yuan <hector.yuan@...iatek.com>
> ---
>  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