Re: [PATCH 0/6] PM / Domains: Implement domain performance states

From: Rafael J. Wysocki
Date: Mon Jan 16 2017 - 16:47:15 EST


On Mon, Jan 16, 2017 at 6:30 AM, Viresh Kumar <viresh.kumar@xxxxxxxxxx> wrote:
> On 03-01-17, 16:36, Viresh Kumar wrote:
>> Hi,
>>
>> An earlier series[1] tried to implement bindings for PM domain
>> performance states. Rob Herring suggested that we can actually write the
>> supporting code first instead of bindings, as that will make things
>> easier to understand for all.
>>
>> The bindings [1] aren't discarded yet and this series is based on a
>> version of those only. The bindings are only used by the last patch,
>> which should not be applied and is only sent for completeness.
>>
>> All other patches can be reviewed/applied whenever the maintainers feel
>> they look good.
>>
>>
>> A brief summary of the problem this series is trying to solve:
>>
>> Some platforms have the capability to configure the performance state of
>> their Power Domains. The performance levels are represented by positive
>> integer values, a lower value represents lower performance state.
>>
>> We decided earlier that we should extend Power Domain framework to
>> support active state power management as well. The power-domains until
>> now were only concentrating on the idle state management of the device
>> and this needs to change in order to reuse the infrastructure of power
>> domains for active state management.
>>
>> The first 5 patches update the PM domain and QoS frameworks to support
>> that and the last one presents the front end interface to it.
>>
>> All the patches are tested by hacking the OPP core a bit for now.
>
> Ping !

http://marc.info/?l=linux-pm&m=148410629024194&w=2

Pretty please!

I will start processing things when I'm back (which probably means the
end of the next week realistically).

Thanks,
Rafael