From: Arnd Bergmann <arnd@kernel.org>
To: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Jonathan Cameron <jic23@kernel.org>,
Sean Nyekjaer <sean@geanix.com>, Arnd Bergmann <arnd@arndb.de>,
Lars-Peter Clausen <lars@metafoo.de>,
Linus Walleij <linus.walleij@linaro.org>,
Stephan Gerhold <stephan@gerhold.net>,
Hans de Goede <hdegoede@redhat.com>,
Tomas Melin <tomas.melin@vaisala.com>,
Mike Looijmans <mike.looijmans@topic.nl>,
Alexandru Ardelean <aardelean@deviqon.com>,
linux-iio@vger.kernel.org,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] iio: accel: fxls8962af: fix i2c dependency
Date: Wed, 21 Jul 2021 20:40:30 +0200 [thread overview]
Message-ID: <CAK8P3a3SMGHvj2cywrPVQchJTmhvwq9ERsPDmV0E0K6zC0St5w@mail.gmail.com> (raw)
In-Reply-To: <CAHp75VfQLGX4ir8XxMZBMkPaK2SoazJwr3axsk-5p1ok6uf6jg@mail.gmail.com>
On Wed, Jul 21, 2021 at 7:34 PM Andy Shevchenko
<andy.shevchenko@gmail.com> wrote:
> On Wed, Jul 21, 2021 at 7:12 PM Arnd Bergmann <arnd@kernel.org> wrote:
> > On Wed, Jul 21, 2021 at 5:52 PM Andy Shevchenko
> > <andy.shevchenko@gmail.com> wrote:
> > > On Wed, Jul 21, 2021 at 6:13 PM Arnd Bergmann <arnd@kernel.org> wrote:
>
> ...
>
> > > > config FXLS8962AF
> > > > tristate
> > > > + depends on I2C || !I2C # cannot be built-in for modular I2C
> > >
> > > Can you enlighten me how this will not be a no-op?
> >
> > This part does nothing, it only causes a warning when FXLS8962AF
> > gets selected =y when I2C=m.
>
> This is something new to me. But shouldn't the other chunk guarantee
> that warning won't happen?
Correct, it works without that, but if that fails after something changes,
this version would provide better diagnostics than the FXLS8962AF
core driver causing a link failure, and I found it documents better
why the other driver needs the dependency.
Let me know if you prefer me to resend the patch without this hunk.
Arnd
next prev parent reply other threads:[~2021-07-21 18:40 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-21 15:13 [PATCH] iio: accel: fxls8962af: fix i2c dependency Arnd Bergmann
2021-07-21 15:50 ` Andy Shevchenko
2021-07-21 16:12 ` Arnd Bergmann
2021-07-21 17:33 ` Andy Shevchenko
2021-07-21 18:40 ` Arnd Bergmann [this message]
2021-07-24 15:16 ` Jonathan Cameron
2021-07-24 17:00 ` Arnd Bergmann
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=CAK8P3a3SMGHvj2cywrPVQchJTmhvwq9ERsPDmV0E0K6zC0St5w@mail.gmail.com \
--to=arnd@kernel.org \
--cc=aardelean@deviqon.com \
--cc=andy.shevchenko@gmail.com \
--cc=arnd@arndb.de \
--cc=hdegoede@redhat.com \
--cc=jic23@kernel.org \
--cc=lars@metafoo.de \
--cc=linus.walleij@linaro.org \
--cc=linux-iio@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mike.looijmans@topic.nl \
--cc=sean@geanix.com \
--cc=stephan@gerhold.net \
--cc=tomas.melin@vaisala.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).