linux-kernel - Re: [PATCH 09/10] dt-bindings: interconnect: qcom,msm8998-bwmon: Add sc8280xp bwmon instances

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Message-ID: <20221103033741.GA5525@core-thresher1.qualcomm.com>
Date:   Wed, 2 Nov 2022 20:37:43 -0700
From:   Bjorn Andersson <quic_bjorande@...cinc.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
CC:     Georgi Djakov <djakov@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        "Sibi Sankar" <quic_sibis@...cinc.com>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Mike Tipton <quic_mdtipton@...cinc.com>,
        Johan Hovold <johan+linaro@...nel.org>,
        <linux-arm-msm@...r.kernel.org>, <linux-pm@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 09/10] dt-bindings: interconnect: qcom,msm8998-bwmon: Add
 sc8280xp bwmon instances

On Fri, Oct 28, 2022 at 06:15:50PM -0400, Krzysztof Kozlowski wrote:
> On 27/10/2022 23:41, Bjorn Andersson wrote:
> > The sc8280xp platform has two BWMON instances, one v4 and one v5. Extend
> > the existing qcom,msm8998-bwmon and qcom,sc7280-llcc-bwmon to describe
> > these.
> > 
> > Signed-off-by: Bjorn Andersson <quic_bjorande@...cinc.com>
> > ---
> >  .../devicetree/bindings/interconnect/qcom,msm8998-bwmon.yaml | 5 +++++
> >  1 file changed, 5 insertions(+)
> > 
> > diff --git a/Documentation/devicetree/bindings/interconnect/qcom,msm8998-bwmon.yaml b/Documentation/devicetree/bindings/interconnect/qcom,msm8998-bwmon.yaml
> > index be29e0b80995..223cd6ecf279 100644
> > --- a/Documentation/devicetree/bindings/interconnect/qcom,msm8998-bwmon.yaml
> > +++ b/Documentation/devicetree/bindings/interconnect/qcom,msm8998-bwmon.yaml
> > @@ -25,9 +25,14 @@ properties:
> >        - items:
> >            - enum:
> >                - qcom,sc7280-cpu-bwmon
> > +              - qcom,sc8280xp-bwmon
> 
> qcom,sc8280xp-cpu-bwmon
> To match sc7280. I think it's better than my initial choice for
> qcom,sdm845-bwmon without the cpu part.
> 

As discussed back then, we omitted "cpu" because there where multiple instances
of the bwmon block. Would you prefer we give it the "cpu" compatible and
potentially us it for non-cpu measurements?

Regards,
Bjorn