netdev - Re: [PATCH net-next v4 1/7] dt-bindings: net: dsa: Require ports or ethernet-ports

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Date: Fri, 20 Oct 2023 13:10:42 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Linus Walleij <linus.walleij@...aro.org>, Rob Herring <robh@...nel.org>
Cc: Christian Marangi <ansuelsmth@...il.com>, Andrew Lunn <andrew@...n.ch>,
 Florian Fainelli <f.fainelli@...il.com>,
 linux-arm-kernel@...ts.infradead.org,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Russell King <linux@...linux.org.uk>, devicetree@...r.kernel.org,
 Conor Dooley <conor+dt@...nel.org>,
 Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
 Eric Dumazet <edumazet@...gle.com>, Vladimir Oltean <olteanv@...il.com>,
 Rob Herring <robh+dt@...nel.org>, netdev@...r.kernel.org,
 Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
 "David S. Miller" <davem@...emloft.net>, linux-kernel@...r.kernel.org,
 Gregory Clement <gregory.clement@...tlin.com>
Subject: Re: [PATCH net-next v4 1/7] dt-bindings: net: dsa: Require ports or
 ethernet-ports

On 18/10/2023 13:11, Linus Walleij wrote:
> On Wed, Oct 18, 2023 at 12:32 PM Rob Herring <robh@...nel.org> wrote:
>> On Wed, 18 Oct 2023 11:03:40 +0200, Linus Walleij wrote:
> 
>>> Bindings using dsa.yaml#/$defs/ethernet-ports specify that
>>> a DSA switch node need to have a ports or ethernet-ports
>>> subnode, and that is actually required, so add requirements
>>> using oneOf.
>>>
>>> Suggested-by: Rob Herring <robh@...nel.org>
>>> Signed-off-by: Linus Walleij <linus.walleij@...aro.org>
>>> ---
>>>  Documentation/devicetree/bindings/net/dsa/dsa.yaml | 6 ++++++
>>>  1 file changed, 6 insertions(+)
>>>
>>
>> My bot found errors running 'make DT_CHECKER_FLAGS=-m dt_binding_check'
>> on your patch (DT_CHECKER_FLAGS is new in v5.13):
>>
>> yamllint warnings/errors:
>> ./Documentation/devicetree/bindings/net/dsa/dsa.yaml:60:7: [warning] wrong indentation: expected 8 but found 6 (indentation)
>> ./Documentation/devicetree/bindings/net/dsa/dsa.yaml:62:7: [warning] wrong indentation: expected 8 but found 6 (indentation)
> 
> Really?
> 
> +  oneOf:
> +    - required:
> +      - ports

.........^ here

> +    - required:
> +      - ethernet-ports
> 
> Two spaces after the oneOf, 2 spaces after a required as usual.
> I don't get it.

Although YAML accepts your indentation, yamllint does not and we always,
always, expected yamllint flavor of syntax.

Best regards,
Krzysztof