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

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Message-ID: <CAL_JsqL=Vppsxi1yERmd4HAXkUfBkP3pFkTct0CMOeO109U-aA@mail.gmail.com>
Date:   Thu, 27 May 2021 09:26:50 -0500
From:   Rob Herring <robh+dt@...nel.org>
To:     Rajendra Nayak <rnayak@...eaurora.org>
Cc:     devicetree@...r.kernel.org, Ulf Hansson <ulf.hansson@...aro.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Stephen Boyd <swboyd@...omium.org>,
        "open list:THERMAL" <linux-pm@...r.kernel.org>,
        Roja Rani Yarubandi <rojay@...eaurora.org>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>
Subject: Re: [PATCH v2 1/3] dt-bindings: power: Introduce 'assigned-performance-states'
 property

On Thu, May 27, 2021 at 9:23 AM Rob Herring <robh@...nel.org> wrote:
>
> On Thu, 27 May 2021 11:42:27 +0530, Rajendra Nayak wrote:
> > While most devices within power-domains which support performance states,
> > scale the performance state dynamically, some devices might want to
> > set a static/default performance state while the device is active.
> > These devices typically would also run off a fixed clock and not support
> > dynamically scaling the device's performance, also known as DVFS techniques.
> > Add a property 'assigned-performance-states' which client devices can
> > use to set this default performance state on their power-domains.
> >
> > Signed-off-by: Rajendra Nayak <rnayak@...eaurora.org>
> > ---
> >  .../devicetree/bindings/power/power-domain.yaml    | 50 ++++++++++++++++++++++
> >  1 file changed, 50 insertions(+)
> >
>
> My bot found errors running 'make DT_CHECKER_FLAGS=-m dt_binding_check'
> on your patch (DT_CHECKER_FLAGS is new in v5.13):
>
> yamllint warnings/errors:
> ./Documentation/devicetree/bindings/power/power-domain.yaml:72:8: [warning] wrong indentation: expected 6 but found 7 (indentation)
>
> dtschema/dtc warnings/errors:
> Documentation/devicetree/bindings/power/power-domain.example.dt.yaml:0:0: /example-3/power-controller@...10000/opp-table: failed to match any schema with compatible: ['operating-points-v2']

You don't really need to worry about this one as it is already a
warning (but patches welcome if someone wants to convert the OPP
binding).

Rob