linux-kernel - Re: [PATCH 1/5] i3c: add slave mode support

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Message-ID: <2023101935-papaya-legible-5849@gregkh>
Date:   Thu, 19 Oct 2023 17:46:42 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Frank Li <Frank.li@....com>
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.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,
        corbet@....net, joe@...ches.com, linux-i3c@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-doc@...r.kernel.org, imx@...ts.linux.dev,
        jirislaby@...nel.org, linux-serial@...r.kernel.org
Subject: Re: [PATCH 1/5] i3c: add slave mode support

On Thu, Oct 19, 2023 at 11:02:10AM -0400, Frank Li wrote:
> On Thu, Oct 19, 2023 at 09:00:05AM +0200, Krzysztof Kozlowski wrote:
> > On 18/10/2023 23:58, Frank Li wrote:
> > > Introduce a new slave core layer in order to support slave functions in
> > > linux kernel. This comprises the controller library and function library.
> > > Controller library implements functions specific to an slave controller
> > > and function library implements functions specific to an slave function.
> > > 
> > > Introduce a new configfs entry to configure the slave function configuring
> > > and bind the slave function with slave controller.
> > > 
> > > Signed-off-by: Frank Li <Frank.Li@....com>
> > > ---
> > >  drivers/i3c/Kconfig       |  26 ++
> > >  drivers/i3c/Makefile      |   2 +
> > >  drivers/i3c/i3c-cfs.c     | 389 +++++++++++++++++++++++++++++
> > >  drivers/i3c/slave.c       | 453 ++++++++++++++++++++++++++++++++++
> > >  include/linux/i3c/slave.h | 503 ++++++++++++++++++++++++++++++++++++++
> > >  5 files changed, 1373 insertions(+)
> > >  create mode 100644 drivers/i3c/i3c-cfs.c
> > >  create mode 100644 drivers/i3c/slave.c
> > >  create mode 100644 include/linux/i3c/slave.h
> > > 
> > > diff --git a/drivers/i3c/Kconfig b/drivers/i3c/Kconfig
> > > index 30a441506f61c..d5f5ca7cd6a56 100644
> > > --- a/drivers/i3c/Kconfig
> > > +++ b/drivers/i3c/Kconfig
> > > @@ -22,3 +22,29 @@ menuconfig I3C
> > >  if I3C
> > >  source "drivers/i3c/master/Kconfig"
> > >  endif # I3C
> > > +
> > > +config I3C_SLAVE
> > 
> > It doesn't look like you follow Kernel naming convention (see coding style).
> 
> I checked I3C spec. It use words 'target'.
> Is it okay using I3C_TARGET?

Why wouldn't it be?