linux-kernel - Re: [PATCH v11 04/15] iio: afe: rescale: expose scale processing function

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Date:   Wed, 22 Dec 2021 14:42:10 -0500
From:   Liam Beguin <liambeguin@...il.com>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Peter Rosin <peda@...ntia.se>, Jonathan Cameron <jic23@...nel.org>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-iio <linux-iio@...r.kernel.org>,
        devicetree <devicetree@...r.kernel.org>,
        Rob Herring <robh+dt@...nel.org>
Subject: Re: [PATCH v11 04/15] iio: afe: rescale: expose scale processing
 function

On Wed, Dec 22, 2021 at 08:52:30PM +0200, Andy Shevchenko wrote:
> On Wed, Dec 22, 2021 at 8:20 PM Liam Beguin <liambeguin@...il.com> wrote:
> > On Wed, Dec 22, 2021 at 12:21:01PM +0200, Andy Shevchenko wrote:
> > > On Wed, Dec 22, 2021 at 5:46 AM Liam Beguin <liambeguin@...il.com> wrote:
> 
> ...
> 
> > > >  #include <linux/iio/consumer.h>
> > > >  #include <linux/iio/iio.h>
> > > > +#include <linux/iio/afe/rescale.h>
> > >
> > > It should go before the consumer.h, no?
> >
> > I don't mind making the change, but why should it go before consumer.h?
> 
> 'a' is earlier than 'c' in the alphabet, no?
> 
> ...
> 
> > > And I would rather move the entire IIO group of headers...
> >
> > I can do that too. Do we have a convention for the ordering of #includes?
> > What's usually the rule/guideline for this?
> 
> Guidelines suggest sorting without clear instructions. But in IIO and
> pin control I suggest people use this kind of grouping.

Understood, will update.

> > > >  #include <linux/module.h>
> > > >  #include <linux/of.h>
> > > >  #include <linux/of_device.h>
> > > >  #include <linux/platform_device.h>
> > > >  #include <linux/property.h>
> > >
> > > ... somewhere here (with blank line above).
> > >
> > > > -struct rescale;
> 
> ...
> 
> > > Missed types.h and forward declarations like
> > > struct device;
> >
> > Okay. will add linux/types.h
> 
> What about forward declaration?

I'm not sure I understand what you mean here.

Cheers,
Liam

> -- 
> With Best Regards,
> Andy Shevchenko