linux-kernel - Re: [PATCH v4 1/2] dt-bindings: interrupt-controller: add risc-v,aplic hart indexes

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Message-ID: <20250110162235.GB2975507-robh@kernel.org>
Date: Fri, 10 Jan 2025 10:22:35 -0600
From: Rob Herring <robh@...nel.org>
To: Vladimir Kondratiev <vladimir.kondratiev@...ileye.com>
Cc: Anup Patel <anup@...infault.org>, Thomas Gleixner <tglx@...utronix.de>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>, linux-riscv@...ts.infradead.org,
	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH v4 1/2] dt-bindings: interrupt-controller: add
 risc-v,aplic hart indexes

On Thu, Jan 09, 2025 at 01:38:13PM +0200, Vladimir Kondratiev wrote:
> Document optional property "riscv,hart-indexes"

That is obvious reading the diff. Why do you need this?

Also, what happens when this property is not present?

> 
> Signed-off-by: Vladimir Kondratiev <vladimir.kondratiev@...ileye.com>
> Reviewed-by: Anup Patel <anup@...infault.org>
> ---
>  .../bindings/interrupt-controller/riscv,aplic.yaml        | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/riscv,aplic.yaml b/Documentation/devicetree/bindings/interrupt-controller/riscv,aplic.yaml
> index 190a6499c932..bef00521d5da 100644
> --- a/Documentation/devicetree/bindings/interrupt-controller/riscv,aplic.yaml
> +++ b/Documentation/devicetree/bindings/interrupt-controller/riscv,aplic.yaml
> @@ -91,6 +91,14 @@ properties:
>        Firmware must configure interrupt delegation registers based on
>        interrupt delegation list.
>  
> +  riscv,hart-indexes:
> +    $ref: /schemas/types.yaml#/definitions/uint32-array
> +    minItems: 1
> +    maxItems: 16384
> +    description:
> +      A list of hart indexes that APLIC should use to address each hart
> +      that is mentioned in the "interrupts-extended"
> +
>  dependencies:
>    riscv,delegation: [ "riscv,children" ]
>  
> -- 
> 2.43.0
>