linux-kernel - Re: [PATCH net-next v6 11/17] dt-bindings: net: pse-pd: Add another way of describing several PSE PIs

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Message-ID: <20240328152046.0b908024@kmaincent-XPS-13-7390>
Date: Thu, 28 Mar 2024 15:20:46 +0100
From: Kory Maincent <kory.maincent@...tlin.com>
To: Andrew Lunn <andrew@...n.ch>
Cc: Rob Herring <robh@...nel.org>, devicetree@...r.kernel.org, Thomas
 Petazzoni <thomas.petazzoni@...tlin.com>, Dent Project
 <dentproject@...uxfoundation.org>, "Rafael J. Wysocki" <rafael@...nel.org>,
 Jonathan Corbet <corbet@....net>, Rob Herring <robh+dt@...nel.org>, Russell
 King <linux@...linux.org.uk>, Conor Dooley <conor+dt@...nel.org>, Jakub
 Kicinski <kuba@...nel.org>, Frank Rowand <frowand.list@...il.com>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Heiner Kallweit
 <hkallweit1@...il.com>, Russ Weight <russ.weight@...ux.dev>, "David S.
 Miller" <davem@...emloft.net>, Greg Kroah-Hartman
 <gregkh@...uxfoundation.org>, Oleksij Rempel <o.rempel@...gutronix.de>,
 Paolo Abeni <pabeni@...hat.com>, Mark Brown <broonie@...nel.org>,
 netdev@...r.kernel.org, linux-doc@...r.kernel.org, Eric Dumazet
 <edumazet@...gle.com>, Luis Chamberlain <mcgrof@...nel.org>,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next v6 11/17] dt-bindings: net: pse-pd: Add another
 way of describing several PSE PIs

On Thu, 28 Mar 2024 13:32:09 +0100
Andrew Lunn <andrew@...n.ch> wrote:

> On Tue, Mar 26, 2024 at 10:39:28AM -0500, Rob Herring wrote:
> > 
> > On Tue, 26 Mar 2024 15:04:48 +0100, Kory Maincent wrote:  
> > > From: Kory Maincent (Dent Project) <kory.maincent@...tlin.com>
> > > 
> > > PSE PI setup may encompass multiple PSE controllers or auxiliary circuits
> > > that collectively manage power delivery to one Ethernet port.
> > > Such configurations might support a range of PoE standards and require
> > > the capability to dynamically configure power delivery based on the
> > > operational mode (e.g., PoE2 versus PoE4) or specific requirements of
> > > connected devices. In these instances, a dedicated PSE PI node becomes
> > > essential for accurately documenting the system architecture. This node
> > > would serve to detail the interactions between different PSE controllers,
> > > the support for various PoE modes, and any additional logic required to
> > > coordinate power delivery across the network infrastructure.
> > > 
> > > The old usage of "#pse-cells" is unsuficient as it carries only the PSE PI
> > > index information.
> > > 
> > > Signed-off-by: Kory Maincent <kory.maincent@...tlin.com>
> > > ---  
> > 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:
> > 
> > dtschema/dtc warnings/errors:
> > 
> > 
> > doc reference errors (make refcheckdocs):
> > Warning: Documentation/devicetree/bindings/net/pse-pd/pse-controller.yaml
> > references a file that doesn't exist:
> > Documentation/networking/pse-pd/pse-pi.rst
> > Documentation/devicetree/bindings/net/pse-pd/pse-controller.yaml:
> > Documentation/networking/pse-pd/pse-pi.rst  
> 
> Is this a false positive?

I suppose so as the file is added in the patch 10.

Regards,
-- 
Köry Maincent, Bootlin
Embedded Linux and kernel engineering
https://bootlin.com