netdev - Re: [PATCH net-next v1 1/4] dt-bindings: net: snps,dwmac: per channel irq

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Date: Fri, 22 Dec 2023 17:51:04 +0300
From: Serge Semin <fancer.lancer@...il.com>
To: Leong Ching Swee <leong.ching.swee@...el.com>
Cc: Maxime Coquelin <mcoquelin.stm32@...il.com>, 
	Alexandre Torgue <alexandre.torgue@...s.st.com>, Jose Abreu <joabreu@...opsys.com>, 
	"David S . Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, 
	Rob Herring <robh+dt@...nel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
	Conor Dooley <conor+dt@...nel.org>, Giuseppe Cavallaro <peppe.cavallaro@...com>, 
	linux-stm32@...md-mailman.stormreply.com, linux-arm-kernel@...ts.infradead.org, 
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org, devicetree@...r.kernel.org, 
	Rohan G Thomas <rohan.g.thomas@...el.com>
Subject: Re: [PATCH net-next v1 1/4] dt-bindings: net: snps,dwmac: per
 channel irq

On Fri, Dec 22, 2023 at 01:44:48PM +0800, Leong Ching Swee wrote:
> From: Swee Leong Ching <leong.ching.swee@...el.com>
> 
> Add dt-bindings for per channel irq.
> 
> Signed-off-by: Rohan G Thomas <rohan.g.thomas@...el.com>
> Signed-off-by: Swee Leong Ching <leong.ching.swee@...el.com>
> ---
>  .../devicetree/bindings/net/snps,dwmac.yaml   | 24 +++++++++++++------
>  1 file changed, 17 insertions(+), 7 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> index 5c2769dc689a..e72dded824f4 100644
> --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> @@ -103,17 +103,27 @@ properties:
>  
>    interrupts:
>      minItems: 1
> -    items:
> -      - description: Combined signal for various interrupt events
> -      - description: The interrupt to manage the remote wake-up packet detection
> -      - description: The interrupt that occurs when Rx exits the LPI state
> +    maxItems: 19
>  
>    interrupt-names:
>      minItems: 1
> +    maxItems: 19
>      items:
> -      - const: macirq
> -      - enum: [eth_wake_irq, eth_lpi]
> -      - const: eth_lpi
> +      oneOf:
> +        - description: Combined signal for various interrupt events
> +          const: macirq
> +        - description: The interrupt to manage the remote wake-up packet detection
> +          const: eth_wake_irq
> +        - description: The interrupt that occurs when Rx exits the LPI state
> +          const: eth_lpi
> +        - description: DMA Tx per-channel interrupt
> +          pattern: '^dma_tx[0-7]?$'
> +        - description: DMA Rx per-channel interrupt
> +          pattern: '^dma_rx[0-7]?$'
> +

> +    allOf:
> +      - contains:
> +          const: macirq

As Rob correctly noted it's also better to make sure that 'macirq' is
placed first in the array. So instead of the constraint above I guess
the next one would make sure both the array has 'macirq' name and it's
the first item:

allOf:
  - maxItems: 34
    items:
      - const: macirq

-Serge(y)

>  
>    clocks:
>      minItems: 1
> -- 
> 2.34.1
> 
>