linux-kernel - Re: [PATCH v2 2/5] dt-bindings: remoteproc: qcom: adsp: document sm8550 adsp, cdsp & mpss compatible

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]

Date:   Thu, 1 Dec 2022 11:58:49 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Neil Armstrong <neil.armstrong@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Amol Maheshwari <amahesh@....qualcomm.com>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Manivannan Sadhasivam <mani@...nel.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Andy Gross <agross@...nel.org>
Cc:     linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, Abel Vesa <abel.vesa@...aro.org>,
        linux-remoteproc@...r.kernel.org
Subject: Re: [PATCH v2 2/5] dt-bindings: remoteproc: qcom: adsp: document
 sm8550 adsp, cdsp & mpss compatible

On 30/11/2022 11:29, Neil Armstrong wrote:
> This documents the compatible for the component used to boot the
> aDSP, cDSP and MPSS on the SM8550 SoC.
> 
> The SM8550 boot process on SM8550 now requires a secondary "Devicetree"
> firmware to be passed along the main Firmware, and the cDSP a new power
> domain named "NSP".
> 
> A third memory domain for the DSM memory zone is also needed for the MPSS
> PAS bindings.
> 
> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>

Thank you for your patch. There is something to discuss/improve.

> +
> +  - if:
> +      properties:
> +        compatible:
> +          enum:
> +            - qcom,sm8550-adsp-pas
> +    then:
> +      properties:
> +        power-domains:
> +          items:
> +            - description: LCX power domain
> +            - description: LMX power domain
> +        power-domain-names:
> +          items:
> +            - const: lcx
> +            - const: lmx
> +
> +  - if:
> +      properties:
> +        compatible:
> +          enum:
> +            - qcom,sm8550-cdsp-pas
> +    then:
> +      properties:
> +        power-domains:
> +          items:
> +            - description: CX power domain
> +            - description: MXC power domain
> +        power-domain-names:
> +          items:
> +            - const: cx
> +            - const: mxc
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            enum:
> +              - qcom,sm8550-cdsp-pas

This entire if does not look valid - compatible is covered in the
previous one. You should see `dtbs_check` warnings on your DTS.

> +    then:
> +      properties:
> +        power-domains:
> +          items:
> +            - description: CX power domain
> +            - description: MXC power domain
> +            - description: NSP power domain
> +        power-domain-names:
> +          items:
> +            - const: cx
> +            - const: mxc
> +            - const: nsp
> +
> +unevaluatedProperties: false
> +

Best regards,
Krzysztof