linux-kernel - Re: [[PATCH v2 2/2] OPP: Add 'opp-microwatt' parsing for advanced EM registration

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Date:   Wed, 23 Feb 2022 09:13:11 +0000
From:   Lukasz Luba <lukasz.luba@....com>
To:     Viresh Kumar <viresh.kumar@...aro.org>
Cc:     linux-kernel@...r.kernel.org, dietmar.eggemann@....com,
        rafael@...nel.org, daniel.lezcano@...aro.org, nm@...com,
        sboyd@...nel.org, mka@...omium.org, dianders@...omium.org,
        robh+dt@...nel.org, devicetree@...r.kernel.org,
        linux-pm@...r.kernel.org
Subject: Re: [[PATCH v2 2/2] OPP: Add 'opp-microwatt' parsing for advanced EM
 registration



On 2/23/22 09:10, Viresh Kumar wrote:
> On 23-02-22, 08:59, Lukasz Luba wrote:
>> OK, so you want to have this available for the whole system. I can do
>> that. I would go for one value of power
> 
> One value per supply, right ?

yes, only the u_watt, no _min, _max variants.

> 
>> and try to fit into the
>> opp_parse_supplies() code.
> 
> Correct.
> 
>> As far as I can see in the
>> dev_pm_opp_get_voltage() the simple solution: supplier[0] and u_volt
>> is used. I would go for similar solution for u_watt.
>> There is even a single u_amp and no _max, _min variants, so should be
>> good..
> 
> Yes, I don't think we need min/max/target kind of naming here. Just a single
> value per supply is enough.
> 

Good, thanks for comments. Let me craft the v3 then.