linux-kernel - Re: [RFC PATCH 03/13] ASoC: qcom: dt-bindings: add bindings Audio Processing manager

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Date:   Mon, 12 Jul 2021 09:20:12 +0100
From:   Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:     Rob Herring <robh@...nel.org>
Cc:     bjorn.andersson@...aro.org, broonie@...nel.org,
        plai@...eaurora.org, tiwai@...e.de, devicetree@...r.kernel.org,
        perex@...ex.cz, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org, lgirdwood@...il.com,
        bgoswami@...eaurora.org
Subject: Re: [RFC PATCH 03/13] ASoC: qcom: dt-bindings: add bindings Audio
 Processing manager



On 18/06/2021 21:16, Rob Herring wrote:
> On Mon, Jun 07, 2021 at 04:28:26PM +0100, Srinivas Kandagatla wrote:
>> This patch adds bindings support for Qualcomm Audio Processing Manager
>> service in Audio DSP.
>>
>> Audio Process Manager is one of the static service in DSP which is
>> responsible for Command/response handling, graph Management
>> and Control/Event management between modules.
>>
>> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
>> ---
>>   .../devicetree/bindings/sound/qcom,q6apm.yaml | 72 +++++++++++++++++++
>>   1 file changed, 72 insertions(+)
>>   create mode 100644 Documentation/devicetree/bindings/sound/qcom,q6apm.yaml
>>
>> diff --git a/Documentation/devicetree/bindings/sound/qcom,q6apm.yaml b/Documentation/devicetree/bindings/sound/qcom,q6apm.yaml
>> new file mode 100644
>> index 000000000000..9906ef935206
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/sound/qcom,q6apm.yaml
>> @@ -0,0 +1,72 @@
>> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: "http://devicetree.org/schemas/sound/qcom,q6apm.yaml#"
>> +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
>> +
>> +title: Qualcomm Audio Process Manager binding
>> +
>> +maintainers:
>> +  - Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
>> +
>> +description: |
>> +  This binding describes the Qualcomm Audio Process Manager service in DSP
>> +
>> +properties:
>> +  compatible:
>> +    const: qcom,q6apm
>> +
>> +  reg:
>> +    maxItems: 1
>> +
>> +#APM Services
>> +patternProperties:
>> +  "^.*@[0-9a-f]+$":
> 
> You can drop '^.*'.

Thanks Rob for review,

will fix this along other comments in next spin.

--srini

> 
>> +    type: object
>> +    description:
>> +      APM devices use subnodes for services.
>> +
>> +    properties:
>> +      compatible:
>> +        enum:
>> +          - qcom,q6apm-dai
>> +          - qcom,q6apm-bedai
>> +
>> +      iommus:
>> +        maxItems: 1
>> +
>> +      "#sound-dai-cels":
> 
> cells?
> 
> How is this optional?
> 
>> +        const: 1
>> +
>> +    required:
>> +      - compatible
>> +      - reg
>> +
>> +    additionalProperties: false
>> +
>> +required:
>> +  - compatible
>> +  - reg
>> +
>> +additionalProperties: true
> 
> This needs to be false and fix whatever is missing.
> 
>> +
>> +examples:
>> +  - |
>> +    gpr {
>> +        #address-cells = <1>;
>> +        #size-cells = <0>;
>> +        gprservice@1 {
>> +          compatible = "qcom,q6apm";
>> +          reg = <1>;
>> +
>> +          q6apm-dai {
> 
> This doesn't match what you have in the schema at all.
> 
>> +            compatible = "qcom,q6apm-dai";
>> +            #sound-dai-cels = <1>;
>> +          };
>> +
>> +          q6apm-bedai {
>> +            compatible = "qcom,q6apm-bedai";
>> +            #sound-dai-cels = <1>;
>> +          };
>> +        };
>> +    };
>> -- 
>> 2.21.0
>>
>>