[PATCH 0/4] CPUFreq statistics retrieved by drivers
Sudeep Holla
sudeep.holla at arm.com
Fri Jul 31 11:56:50 EDT 2020
On Thu, Jul 30, 2020 at 10:36:51AM +0100, Lukasz Luba wrote:
>
> In this case I think we would have to create debugfs.
> Sudeep do you think these debugfs should be exposed from the protocol
> layer:
> drivers/firmware/arm_scmi/perf.c
I prefer above over cpufreq as we can support for all the devices not
just cpus which avoids adding similar support elsewhere(mostly devfreq)
> or maybe from the cpufreq scmi driver? I would probably be safer to have
> it in the cpufreq driver because we have scmi_handle there.
>
Cristian was thinking if we can consolidate all such debugfs under one
device may be and that should eliminate your handle restriction. I would
like to see how that works out in implementation but I don't have any
better suggestion ATM.
--
Regards,
Sudeep
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