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

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Date:   Thu, 19 Oct 2023 19:06:49 +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 05:46:42PM +0200, Greg KH wrote:
> 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?

Sorry, that was snotty of me, long day of driving, my apologies.  Yes,
please use "target" and the other terminology to reflect this, and not
the ones you used in your driver as it is against the current kernel
coding style rules.

thanks,

greg k-h