linux-kernel - Re: [PATCH v2 1/3] dt-bindings: power: Introduce 'assigned-performance-states' property

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAPDyKFrO-xTCy+ZRNX8y6yUdUoZqv0KZWcPp6dD_R1kxNB-L-g@mail.gmail.com>
Date:   Wed, 2 Jun 2021 14:50:38 +0200
From:   Ulf Hansson <ulf.hansson@...aro.org>
To:     Viresh Kumar <viresh.kumar@...aro.org>
Cc:     Rajendra Nayak <rnayak@...eaurora.org>,
        Stephan Gerhold <stephan@...hold.net>,
        Rob Herring <robh+dt@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Linux PM <linux-pm@...r.kernel.org>,
        DTML <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        Stephen Boyd <swboyd@...omium.org>,
        Roja Rani Yarubandi <rojay@...eaurora.org>
Subject: Re: [PATCH v2 1/3] dt-bindings: power: Introduce 'assigned-performance-states'
 property

On Wed, 2 Jun 2021 at 12:55, Viresh Kumar <viresh.kumar@...aro.org> wrote:
>
> On 02-06-21, 12:45, Ulf Hansson wrote:
> > Alright, so it looks like we already have the DT binding that we need for this.
> >
> > That leaves us with the question, at what place should we parse it
> > (call of_get_required_opp_performance_state()) and set the performance
> > state for the device?
> >
> > Does it still make sense to do it while attaching the device to the
> > genpd, you think?
>
> For parsing, yes this is the right place. For getting that into
> effect, whenever the device is supposed to work, i.e. with runtime PM
> somehow.

Okay, thanks for confirming. That would be along the lines of what
Rajendra did in patch2.

Kind regards
Uffe