Re: [RFC PATCH v3 0/2] Add Krait Cache Scaling support

From: Viresh Kumar
Date: Mon Aug 24 2020 - 06:41:25 EST


+Vincent/Saravana/Sibi

On 21-08-20, 16:00, Ansuel Smith wrote:
> This adds Krait Cache scaling support using the cpufreq notifier.
> I have some doubt about where this should be actually placed (clk or cpufreq)?
> Also the original idea was to create a dedicated cpufreq driver (like it's done in
> the codeaurora qcom repo) by copying the cpufreq-dt driver and adding the cache
> scaling logic but i still don't know what is better. Have a very similar driver or
> add a dedicated driver only for the cache using the cpufreq notifier and do the
> scale on every freq transition.
> Thanks to everyone who will review or answer these questions.

Saravana was doing something with devfreq to solve such issues if I
wasn't mistaken.

Sibi ?

--
viresh