linux-kernel - Re: [PATCH v2 1/6] dt-bindings: PCI: pci-ep: Add binding to specify virtual function

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Date:   Mon, 7 Dec 2020 12:56:00 -0600
From:   Rob Herring <robh@...nel.org>
To:     Kishon Vijay Abraham I <kishon@...com>
Cc:     Bjorn Helgaas <bhelgaas@...gle.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Arnd Bergmann <arnd@...db.de>,
        Tom Joseph <tjoseph@...ence.com>,
        Jingoo Han <jingoohan1@...il.com>,
        Gustavo Pimentel <gustavo.pimentel@...opsys.com>,
        Marek Vasut <marek.vasut+renesas@...il.com>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
        Shawn Lin <shawn.lin@...k-chips.com>,
        Heiko Stuebner <heiko@...ech.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-pci@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-renesas-soc@...r.kernel.org,
        linux-rockchip@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 1/6] dt-bindings: PCI: pci-ep: Add binding to specify
 virtual function

On Thu, Nov 12, 2020 at 11:23:53PM +0530, Kishon Vijay Abraham I wrote:
> Add binding to specify virtual function (associated with each physical
> function) in endpoint mode.
> 
> Signed-off-by: Kishon Vijay Abraham I <kishon@...com>
> ---
>  Documentation/devicetree/bindings/pci/pci-ep.yaml | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/pci/pci-ep.yaml b/Documentation/devicetree/bindings/pci/pci-ep.yaml
> index 7847bbcd4a03..90c85a0c44a1 100644
> --- a/Documentation/devicetree/bindings/pci/pci-ep.yaml
> +++ b/Documentation/devicetree/bindings/pci/pci-ep.yaml
> @@ -23,6 +23,15 @@ properties:
>      default: 1
>      maximum: 255
>  
> +  max-virtual-functions:
> +    description: Maximum number of virtual functions that can be configured

Need to say what each element of the array corresponds to.

> +    allOf:

Can drop 'allOf' here.

> +      - $ref: /schemas/types.yaml#/definitions/uint8-array
> +    minItems: 0

minItems should never be 0. That's no property present.

> +    maxItems: 255
> +    items:
> +      maximum: 255
> +
>    max-link-speed:
>      $ref: /schemas/types.yaml#/definitions/uint32
>      enum: [ 1, 2, 3, 4 ]
> -- 
> 2.17.1
>