linux-kernel - Re: [PATCH v2 07/17] driver core: Add fwnode

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Message-ID: <CAGETcx-Y6qdyt7xGfoGg=z9B7VE30AZjodMZzy9hQrDAEd8uYw@mail.gmail.com>
Date:   Mon, 7 Dec 2020 12:36:43 -0800
From:   Saravana Kannan <saravanak@...gle.com>
To:     Leon Romanovsky <leon@...nel.org>
Cc:     "Rafael J. Wysocki" <rjw@...ysocki.net>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Len Brown <lenb@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Ard Biesheuvel <ardb@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Frank Rowand <frowand.list@...il.com>,
        Marc Zyngier <maz@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Tomi Valkeinen <tomi.valkeinen@...com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Grygorii Strashko <grygorii.strashko@...com>,
        Android Kernel Team <kernel-team@...roid.com>,
        ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        linux-efi <linux-efi@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>
Subject: Re: [PATCH v2 07/17] driver core: Add fwnode_init()

On Mon, Dec 7, 2020 at 11:54 AM Leon Romanovsky <leon@...nel.org> wrote:
>
> On Mon, Dec 07, 2020 at 11:25:15AM -0800, Saravana Kannan wrote:
> > On Sat, Dec 5, 2020 at 11:26 PM Leon Romanovsky <leon@...nel.org> wrote:
> > >
> > > On Fri, Nov 20, 2020 at 06:02:22PM -0800, Saravana Kannan wrote:
> > > > There are multiple locations in the kernel where a struct fwnode_handle
> > > > is initialized. Add fwnode_init() so that we have one way of
> > > > initializing a fwnode_handle.
> > > >
> > > > Signed-off-by: Saravana Kannan <saravanak@...gle.com>
> > > > ---
> > > >  drivers/acpi/property.c         | 2 +-
> > > >  drivers/acpi/scan.c             | 2 +-
> > > >  drivers/base/swnode.c           | 2 +-
> > > >  drivers/firmware/efi/efi-init.c | 8 ++++----
> > > >  include/linux/fwnode.h          | 6 ++++++
> > > >  include/linux/of.h              | 2 +-
> > > >  kernel/irq/irqdomain.c          | 2 +-
> > > >  7 files changed, 15 insertions(+), 9 deletions(-)
> > >
> > > In this series, I didn't find any extension of fwnode_init() to be it more
> > > than simple assignment. This change looks to me like unnecessary churn and
> > > obfuscation rather than improvement.
> > >
> > > "...ops = &...;" is pretty standard in the kernel to initialize ops
> > > structures.
> >
> > Subsequent patches make fwnode_init() do more stuff.
>
> But not in this series, right?

In this series. The very next patch - Patch 8/17 :)

-Saravana