linux-kernel - Re: [PATCH] Documentation: add a driver API doc for the power sequencing subsystem

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Message-ID: <CAMRc=MeGew-iHFmeKuKqDfDPZtjCfdNXzOzj56=qxssGP90SzQ@mail.gmail.com>
Date: Tue, 20 Aug 2024 20:53:27 +0200
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Jonathan Corbet <corbet@....net>
Cc: linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-pm@...r.kernel.org, 
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: Re: [PATCH] Documentation: add a driver API doc for the power
 sequencing subsystem

On Tue, Aug 20, 2024 at 8:20 PM Jonathan Corbet <corbet@....net> wrote:
>
> Bartosz Golaszewski <brgl@...ev.pl> writes:
>
> > From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> >
> > Describe what the subsystem does, how the consumers and providers work
> > and add API reference generated from kerneldocs.
> >
> > Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> > ---
> >  Documentation/driver-api/index.rst  |  1 +
> >  Documentation/driver-api/pwrseq.rst | 98 +++++++++++++++++++++++++++++
> >  MAINTAINERS                         |  1 +
> >  3 files changed, 100 insertions(+)
> >  create mode 100644 Documentation/driver-api/pwrseq.rst
>
> Thanks for this ... just one quick nit...
>
> > +The consumer API is aimed to be as simple as possible. The driver interested in
> > +getting a descriptor from the power sequencer should call :c:func:`pwrseq_get()`
> > +and specify the name of the target it wants to reach in the sequence after
> > +calling :c:func:`pwrseq_power_up()`. The descriptor can be released by calling
> > +:c:func:`pwrseq_put()` and the consumer can request the powering down of its
> > +target with :c:func:`pwrseq_power_off()`. Note that there is no guarantee that
> > +:c:func:`pwrseq_power_off()` will have any effect as there may be multiple users
> > +of the underlying resources who may keep them active.
>
> There is no need to use :c:func: here; just say function() and the Right
> Things will just magically happen.

Am I getting that right, are all these :c:func: directives useless in
this file or only in this paragraph?

Bart