linux-kernel - Re: [RESEND PATCH v2 3/5] dt-bindings: firmware: qcom-scm: Add optional interrupt

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Message-ID: <c842f6c8-fe7b-1e74-d873-4b674556ec40@linaro.org>
Date:   Wed, 31 Aug 2022 11:02:44 +0300
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Guru Das Srinagesh <quic_gurus@...cinc.com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     David Heidelberg <david@...t.cz>,
        Robert Marko <robimarko@...il.com>,
        Rajendra Nayak <quic_rjendra@...cinc.com>,
        Elliot Berman <quic_eberman@...cinc.com>
Subject: Re: [RESEND PATCH v2 3/5] dt-bindings: firmware: qcom-scm: Add
 optional interrupt

On 31/08/2022 01:25, Guru Das Srinagesh wrote:
> Add an interrupt specification to the bindings to support the wait-queue
> feature.
> 
> Signed-off-by: Guru Das Srinagesh <quic_gurus@...cinc.com>

Also not CC-ed to proper people and lists.

> ---
>  Documentation/devicetree/bindings/firmware/qcom,scm.yaml | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/firmware/qcom,scm.yaml b/Documentation/devicetree/bindings/firmware/qcom,scm.yaml
> index e279fd2..4d6c89f 100644
> --- a/Documentation/devicetree/bindings/firmware/qcom,scm.yaml
> +++ b/Documentation/devicetree/bindings/firmware/qcom,scm.yaml
> @@ -75,6 +75,11 @@ properties:
>        Specify this flag to remove SCM call serialization. Need to ensure that
>        the firmware being used supports this feature first.
>  
> +  interrupts:
> +    description:
> +      The wait-queue interrupt that firmware raises as part of handshake
> +      protocol to handle sleeping SCM calls.

Missing constraints.

Which firmwares support it?

> +
>    qcom,dload-mode:
>      $ref: /schemas/types.yaml#/definitions/phandle-array
>      items:


Best regards,
Krzysztof