linux-kernel - Re: [PATCH 15/30] iio: dummy: iio_dummy_evgen: Demote file header and supply description for 'irq_sim

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Message-ID: <20200718160046.5d1c8abb@archlinux>
Date:   Sat, 18 Jul 2020 16:00:46 +0100
From:   Jonathan Cameron <jic23@...nel.org>
To:     Bartosz Golaszewski <bgolaszewski@...libre.com>
Cc:     Lee Jones <lee.jones@...aro.org>, Hartmut Knaack <knaack.h@....de>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        arm-soc <linux-arm-kernel@...ts.infradead.org>,
        LKML <linux-kernel@...r.kernel.org>,
        linux-iio <linux-iio@...r.kernel.org>,
        Marc Zyngier <maz@...nel.org>
Subject: Re: [PATCH 15/30] iio: dummy: iio_dummy_evgen: Demote file header
 and supply description for 'irq_sim_domain'

On Sat, 18 Jul 2020 11:24:40 +0200
Bartosz Golaszewski <bgolaszewski@...libre.com> wrote:

> On Thu, Jul 16, 2020 at 3:59 PM Lee Jones <lee.jones@...aro.org> wrote:
> >
> > File headers are not good candidates for kerneldoc.
> >
> > Fixes the following W=1 kernel build warning(s):
> >
> >  drivers/iio/dummy/iio_dummy_evgen.c:30: warning: Cannot understand  * @regs: irq regs we are faking
> >  on line 30 - I thought it was a doc line
> >  drivers/iio/dummy/iio_dummy_evgen.c:42: warning: Function parameter or member 'irq_sim_domain' not described in 'iio_dummy_eventgen'
> >
> > Cc: Marc Zyngier <maz@...nel.org>
> > Cc: Bartosz Golaszewski <bgolaszewski@...libre.com>
> > Signed-off-by: Lee Jones <lee.jones@...aro.org>
> > ---
> >  drivers/iio/dummy/iio_dummy_evgen.c | 4 +++-
> >  1 file changed, 3 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/iio/dummy/iio_dummy_evgen.c b/drivers/iio/dummy/iio_dummy_evgen.c
> > index ee85d596e5284..1febbbff0ded6 100644
> > --- a/drivers/iio/dummy/iio_dummy_evgen.c
> > +++ b/drivers/iio/dummy/iio_dummy_evgen.c
> > @@ -1,5 +1,5 @@
> >  // SPDX-License-Identifier: GPL-2.0-only
> > -/**
> > +/*
> >   * Copyright (c) 2011 Jonathan Cameron
> >   *
> >   * Companion module to the iio simple dummy example driver.
> > @@ -27,11 +27,13 @@
> >  #define IIO_EVENTGEN_NO 10
> >
> >  /**
> > + * struct iio_dummy_eventgen

Good to say what this structure is.  Perhaps "event generator specific state"

> >   * @regs: irq regs we are faking
> >   * @lock: protect the evgen state
> >   * @inuse: mask of which irqs are connected
> >   * @irq_sim: interrupt simulator
> >   * @base: base of irq range
> > + * @irq_sim_domain: irq domain  
> 
> To be even more clear: this could say: "interrupt simulator domain".
> 
> Bartosz
> 
> >   */
> >  struct iio_dummy_eventgen {
> >         struct iio_dummy_regs regs[IIO_EVENTGEN_NO];
> > --
> > 2.25.1
> >