linux-kernel - Re: [PATCH v4 3/9] v4l: platform: Add Renesas CEU driver

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Date:   Fri, 12 Jan 2018 14:38:57 +0100
From:   jacopo mondi <jacopo@...ndi.org>
To:     Philippe Ombredanne <pombredanne@...b.com>
Cc:     Jacopo Mondi <jacopo+renesas@...ndi.org>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Magnus Damm <magnus.damm@...il.com>, geert@...der.be,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Hans Verkuil <hverkuil@...all.nl>,
        Fabio Estevam <festevam@...il.com>,
        Sakari Ailus <sakari.ailus@....fi>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        linux-renesas-soc@...r.kernel.org,
        Linux Media Mailing List <linux-media@...r.kernel.org>,
        linux-sh@...r.kernel.org,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 3/9] v4l: platform: Add Renesas CEU driver

Hi Philippe, Laurent, Geert,

On Fri, Jan 12, 2018 at 11:36:31AM +0100, Philippe Ombredanne wrote:
> On Tue, Jan 9, 2018 at 5:25 PM, Jacopo Mondi <jacopo+renesas@...ndi.org> wrote:
> > Add driver for Renesas Capture Engine Unit (CEU).
>
> <snip>
>
> > --- /dev/null
> > +++ b/drivers/media/platform/renesas-ceu.c
> > @@ -0,0 +1,1648 @@
> > +// SPDX-License-Identifier: GPL-2.0
>
> <snip>
>
> > +MODULE_DESCRIPTION("Renesas CEU camera driver");
> > +MODULE_AUTHOR("Jacopo Mondi <jacopo+renesas@...ndi.org>");
> > +MODULE_LICENSE("GPL");
>
> Jacopo,
> the MODULE_LICENSE does not match the SPDX tag. Per module.h "GPL"
> means GPL-2.0 or later ;)
>
> It should be instead:
>
> > +MODULE_LICENSE("GPL v2");
>
> ... to match your
>
> > +// SPDX-License-Identifier: GPL-2.0

I will update this in next v5.
Laurent, Geert: I'll keep SPDX identifier to "GPL-2.0" until kernel
doc does not get updated.

Thanks
   j

>
> I know this can be confusing, but updating the MODULE_LICENSE tags
> definitions in module.h to match SPDX tags is unlikely to happen as it
> would create mayhem for everyone and every module loader relying on
> this established convention.
>
> --
> Cordially
> Philippe Ombredanne