[PATCH 8/8] cpufreq: vexpress: Use auto-registration for energy model

Viresh Kumar viresh.kumar at linaro.org
Tue Aug 10 03:06:52 PDT 2021


On 10-08-21, 11:05, Lukasz Luba wrote:
> I can see that this driver calls explicitly the
> of_cpufreq_cooling_register()
> It does this in the cpufreq_driver->ready() callback
> implementation: ve_spc_cpufreq_ready()
> 
> With that in mind, the new code in the patch 1/8, which
> registers the EM, should be called even earlier, above:
> ---------------------8<---------------------------------
> /* Callback for handling stuff after policy is ready */
> 	if (cpufreq_driver->ready)
> 		cpufreq_driver->ready(policy);
> ------------------->8----------------------------------

Thanks. I will look at this sequencing issue again.

> This also triggered a question:
> If this new flag can be set in the cpufreq driver which hasn't set
> CPUFREQ_IS_COOLING_DEV
> ?

Why not ?

> I can only see one driver (this one in the patch) which has such
> configuration.

-- 
viresh



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