linux-kernel - Re: [PATCH 0/3] OPP: Simplify set_required

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Date:   Mon, 6 Mar 2023 18:48:09 +0800
From:   Jun Nie <jun.nie@...aro.org>
To:     Viresh Kumar <viresh.kumar@...aro.org>
Cc:     cw00.choi@...sung.com, Nishanth Menon <nm@...com>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Stephen Boyd <sboyd@...nel.org>,
        Viresh Kumar <vireshk@...nel.org>, linux-pm@...r.kernel.org,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/3] OPP: Simplify set_required_opp handling

Viresh Kumar <viresh.kumar@...aro.org> 于2023年2月27日周一 17:29写道：
>
> On 27-02-23, 17:21, Jun Nie wrote:
> > Sorry for not expressing it accurately. I should say devfreq devices
> > pointers, just
> > devfreq_virt_devs vs genpd_virt_devs. Then you know why I add devfreq-devs
> > dts nodes below.
>
> Won't something like dev_pm_opp_set_clkname() would be enough here too ? We
> already do this kind of work for clks and regulators.

Thanks! It is a possible solution. I will try to spare time on this as
higher priority tasks
are on my list.

>
> Having power domain specific information within CPU nodes isn't a requirement of
> the OPP core, but the general requirement of genpd core instead.
>
> --
> viresh