netdev - Re: [PATCH net-next v2 1/5] dt-bindings: net: Convert Altera TSE bindings to yaml

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Message-ID: <20220830211617.54d2abc9@pc-10.home>
Date:   Tue, 30 Aug 2022 21:16:17 +0200
From:   Maxime Chevallier <maxime.chevallier@...tlin.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     davem@...emloft.net, Rob Herring <robh+dt@...nel.org>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        thomas.petazzoni@...tlin.com, Andrew Lunn <andrew@...n.ch>,
        Jakub Kicinski <kuba@...nel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        Paolo Abeni <pabeni@...hat.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org
Subject: Re: [PATCH net-next v2 1/5] dt-bindings: net: Convert Altera TSE
 bindings to yaml

On Tue, 30 Aug 2022 20:13:56 +0300
Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org> wrote:

> On 30/08/2022 12:55, Maxime Chevallier wrote:
> > This converts the bindings for the Altera Triple-Speed Ethernet to
> > yaml.  
> 
> Do not use "This commit/patch".
> https://elixir.bootlin.com/linux/v5.17.1/source/Documentation/process/submitting-patches.rst#L95

ack

> > 
> > Signed-off-by: Maxime Chevallier <maxime.chevallier@...tlin.com>  
> 
> Rebase your changes on some decent kernel and use
> get_maintainers.pl...

I'm rebased against net-next, so I don't understand how I'm supposed to
do for this series, should I sent binding patches separately and based
on another tree ?

I'll cc you next time, sorry about that.

> > ---
> > V1->V2:
> >  - Removed unnedded maxItems
> >  - Added missing minItems
> >  - Fixed typos in some properties names
> >  - Fixed the mdio subnode definition
> > 
> >  .../devicetree/bindings/net/altera_tse.txt    | 113 -------------
> >  .../devicetree/bindings/net/altr,tse.yaml     | 156
> > ++++++++++++++++++ 2 files changed, 156 insertions(+), 113
> > deletions(-) delete mode 100644
> > Documentation/devicetree/bindings/net/altera_tse.txt create mode
> > 100644 Documentation/devicetree/bindings/net/altr,tse.yaml 
> 
> (...)
> 
> > diff --git a/Documentation/devicetree/bindings/net/altr,tse.yaml
> > b/Documentation/devicetree/bindings/net/altr,tse.yaml new file mode
> > 100644 index 000000000000..1676e13b8c64
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/net/altr,tse.yaml
> > @@ -0,0 +1,156 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/net/altr,tse.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Altera Triple Speed Ethernet MAC driver (TSE)
> > +
> > +maintainers:
> > +  - Maxime Chevallier <maxime.chevallier@...tlin.com>
> > +
> > +allOf:  
> 
> Put allOf below "required".

Ack

> > +  - $ref: "ethernet-controller.yaml#"
> > +  - if:
> > +      properties:
> > +        compatible:
> > +          contains:
> > +            enum:
> > +              - altr,tse-1.0
> > +              - ALTR,tse-1.0
> > +    then:
> > +      properties:
> > +        reg:
> > +          minItems: 4
> > +        reg-names:
> > +          items:
> > +            - const: control_port
> > +            - const: rx_csr
> > +            - const: tx_csr
> > +            - const: s1
> > +
> > +  - if:
> > +      properties:
> > +        compatible:
> > +          contains:
> > +            enum:
> > +              - altr,tse-msgdma-1.0
> > +    then:
> > +      properties:
> > +        reg:
> > +          minItems: 6
> > +        reg-names:
> > +          minItems: 6  
> 
> No need for minItems.

Ok I'll remove it

> > +          items:
> > +            - const: control_port
> > +            - const: rx_csr
> > +            - const: rx_desc
> > +            - const: rx_resp
> > +            - const: tx_csr
> > +            - const: tx_desc
> > +
> > +properties:
> > +  compatible:
> > +    enum:
> > +      - altr,tse-1.0
> > +      - ALTR,tse-1.0  
> 
> This is deprecated compatible. You need oneOf and then deprecated:
> true.

Ok thanks for the tip

> > +      - altr,tse-msgdma-1.0
> > +
> > +  reg:
> > +    minItems: 4
> > +    maxItems: 6
> > +
> > +  reg-names:
> > +    minItems: 4
> > +    items:
> > +      - const: control_port
> > +      - const: rx_csr
> > +      - const: rx_desc
> > +      - const: rx_resp
> > +      - const: tx_csr
> > +      - const: tx_desc
> > +      - const: s1  
> 
> This is messed up. You allow only 6 items maximum, but list 7. It
> contradicts your other variants in allOf:if:then.

I'll remove that part then, apparently it's not needed at all if the
allOf:if:then cover all cases.

Thanks for the review,

Maxime
> 
> Best regards,
> Krzysztof