linux-kernel - Re: [PATCH v10 1/8] i2c: add I2C Address Translator (ATR) support

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Date:   Fri, 17 Mar 2023 15:43:55 +0200
From:   Andy Shevchenko <andriy.shevchenko@...el.com>
To:     Tomi Valkeinen <tomi.valkeinen@...asonboard.com>
Cc:     Luca Ceresoli <luca.ceresoli@...tlin.com>,
        Wolfram Sang <wsa@...nel.org>, linux-media@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-i2c@...r.kernel.org, Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Matti Vaittinen <Matti.Vaittinen@...rohmeurope.com>,
        Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Peter Rosin <peda@...ntia.se>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Michael Tretter <m.tretter@...gutronix.de>,
        Hans Verkuil <hverkuil@...all.nl>,
        Mike Pagano <mpagano@...too.org>,
        Krzysztof Hałasa <khalasa@...p.pl>,
        Marek Vasut <marex@...x.de>,
        Satish Nagireddy <satish.nagireddy@...cruise.com>,
        Luca Ceresoli <luca@...aceresoli.net>
Subject: Re: [PATCH v10 1/8] i2c: add I2C Address Translator (ATR) support

On Fri, Mar 17, 2023 at 02:36:25PM +0200, Tomi Valkeinen wrote:
> On 17/03/2023 11:16, Luca Ceresoli wrote:
> > On Wed, 22 Feb 2023 15:29:00 +0200
> > Tomi Valkeinen <tomi.valkeinen@...asonboard.com> wrote:

...

> > > +	/* lock for the I2C bus segment (see struct i2c_lock_operations) */
> > 
> > This comment is identical to the one in the kerneldoc comments just
> > above, I'd just remove it.
> 
> checkpatch wants an explicit comment for each lock.

Checkpatch is a recommendation tool and not obligation.

What it does correctly is sending message that lock should be described.
The kernel doc is good format for that, checkpatch has to gain support
for this type of lock descriptions.

> > > +	struct mutex lock;


-- 
With Best Regards,
Andy Shevchenko