linux-kernel - Re: [PATCH v5 0/8] i2c-atr and FPDLink

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Date:   Thu, 8 Dec 2022 17:58:14 +0200
From:   Andy Shevchenko <andriy.shevchenko@...el.com>
To:     Tomi Valkeinen <tomi.valkeinen@...asonboard.com>
Cc:     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>,
        Wolfram Sang <wsa@...nel.org>,
        Luca Ceresoli <luca.ceresoli@...tlin.com>,
        Matti Vaittinen <Matti.Vaittinen@...rohmeurope.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>,
        Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>,
        Michael Tretter <m.tretter@...gutronix.de>,
        Shawn Tu <shawnx.tu@...el.com>,
        Hans Verkuil <hverkuil@...all.nl>,
        Mike Pagano <mpagano@...too.org>,
        Krzysztof Hałasa <khalasa@...p.pl>,
        Marek Vasut <marex@...x.de>
Subject: Re: [PATCH v5 0/8] i2c-atr and FPDLink

On Thu, Dec 08, 2022 at 05:57:23PM +0200, Andy Shevchenko wrote:
> On Thu, Dec 08, 2022 at 04:40:58PM +0200, Tomi Valkeinen wrote:
> > On 08/12/2022 14:26, Andy Shevchenko wrote:
> > > On Thu, Dec 08, 2022 at 12:42:13PM +0200, Tomi Valkeinen wrote:
> > > > On 08/12/2022 12:39, Tomi Valkeinen wrote:

...

> > > >   /**
> > > > - * Helper to add I2C ATR features to a device driver.
> > > > + * struct i2c_atr - Represents the I2C ATR instance
> > > >    */
> > > 
> > > This is incomplete. Have you run kernel doc validator against this file?
> > 
> > What's kernel doc validator? Do you mean that it's incomplete and kernel doc
> > doesn't work correctly, or that there should be more information here?
> > 
> > I don't get any errors/warnings from any tool I have used. But I agree it
> > looks a bit odd with only the name of the struct in the doc.
> 
> ...
> 
> $ scripts/kernel-doc -none -v include/linux/i2c.h
> include/linux/i2c.h:79: warning: No description found for return value of 'i2c_master_recv'
> include/linux/i2c.h:94: warning: No description found for return value of 'i2c_master_recv_dmasafe'
> include/linux/i2c.h:109: warning: No description found for return value of 'i2c_master_send'
> include/linux/i2c.h:124: warning: No description found for return value of 'i2c_master_send_dmasafe'
> 4 warnings

Note, this is just example against existing file, not your case.

-- 
With Best Regards,
Andy Shevchenko