linux-kernel - Re: [PATCH 03/10] dt-bindings: PCI: qcom: Enumerate platforms with single msi interrupt

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Date:   Fri, 1 Jul 2022 10:33:35 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Johan Hovold <johan+linaro@...nel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Stanimir Varbanov <svarbanov@...sol.com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        linux-arm-msm@...r.kernel.org, linux-pci@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 03/10] dt-bindings: PCI: qcom: Enumerate platforms with
 single msi interrupt

On 29/06/2022 16:09, Johan Hovold wrote:
> Explicitly enumerate the older platforms that have a single msi host
> interrupt. This allows for adding further platforms without resorting
> to nested conditionals.
> 
> Drop the redundant comment about older chipsets instead of moving it.
> 
> Signed-off-by: Johan Hovold <johan+linaro@...nel.org>

This does not exist in linux-next, so it should be squashed it with the
previous series.

> ---
>  .../devicetree/bindings/pci/qcom,pcie.yaml      | 17 +++++++++++++++--
>  1 file changed, 15 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
> index a1b4fc70e162..8560c65e6f0b 100644
> --- a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
> +++ b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
> @@ -625,7 +625,6 @@ allOf:
>          - reset-names
>  
>      # On newer chipsets support either 1 or 8 msi interrupts
> -    # On older chipsets it's always 1 msi interrupt
>    - if:
>        properties:
>          compatible:
> @@ -660,7 +659,21 @@ allOf:
>                  - const: msi5
>                  - const: msi6
>                  - const: msi7
> -    else:
> +
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            enum:
> +              - qcom,pcie-apq8064
> +              - qcom,pcie-apq8084
> +              - qcom,pcie-ipq4019
> +              - qcom,pcie-ipq6018
> +              - qcom,pcie-ipq8064
> +              - qcom,pcie-ipq8064-v2
> +              - qcom,pcie-ipq8074
> +              - qcom,pcie-qcs404

Otherwise I cannot even check the context...

> +    then:
>        properties:
>          interrupts:
>            maxItems: 1


Best regards,
Krzysztof