linux-kernel - Re: [PATCH 1/2] dt-bindings: i3c: Fix silvaco,i3c-master compatible string

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Message-ID: <ZS2Y0YRPItYhUBXE@lizhi-Precision-Tower-5810>
Date:   Mon, 16 Oct 2023 16:10:57 -0400
From:   Frank Li <Frank.li@....com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     Conor Dooley <conor@...nel.org>, miquel.raynal@...tlin.com,
        conor.culhane@...vaco.com, alexandre.belloni@...tlin.com,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        conor+dt@...nel.org, shawnguo@...nel.org, s.hauer@...gutronix.de,
        kernel@...gutronix.de, festevam@...il.com, linux-imx@....com,
        joe@...ches.com, peng.fan@....com, alexander.stein@...tq-group.com,
        haibo.chen@....com, ping.bai@....com, xiaoning.wang@....com,
        sherry.sun@....com, linux-i3c@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, imx@...ts.linux.dev
Subject: Re: [PATCH 1/2] dt-bindings: i3c: Fix silvaco,i3c-master compatible
 string

On Mon, Oct 16, 2023 at 09:57:18PM +0200, Krzysztof Kozlowski wrote:
> On 16/10/2023 21:32, Frank Li wrote:
> > On Mon, Oct 16, 2023 at 06:30:11PM +0100, Conor Dooley wrote:
> >> On Mon, Oct 16, 2023 at 11:24:49AM -0400, Frank Li wrote:
> >>> In driver, compatible string is silvaco,i3c-master instead of
> >>> silvaco,i3c-master-v1.
> >>
> >> And what makes the driver right & the binding wrong? AFAICT, this is an
> >> IP sold by silvaco & the -v1 suffix was explicitly requested during
> >> review of the binding.
> > 
> > The driver existed for the long time. DTS files already use
> > silvaco,i3c-master.
> > 
> > There are two options, one change doc, the other change dts and drivers.
> > I think change doc is easiest ways.
> > 
> > If there are v2 in future, we can added silvaco,i3c-master-v2 in future.
> > 
> > If everyone prefer change drivers and dts, I can work on new patch. Just
> > break back compatiblity.
> 
> No, because Rob explicitly pointed out too generic name.
> https://lore.kernel.org/all/20210111200821.GA2978830@robh.at.kernel.org/
> 
> Is it some way to avoid implementing feedback or how does it work?

Downstream use silvaco,i3c-master to match driver. Anyways, miss match
happened.

option 1: fix doc
option 2: fix driver and dts

what do you perfer? 

> 
> Best regards,
> Krzysztof
>