linux-kernel - Re: [PATCH 5/8] drivers: media: coda: fix warning same module names

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Date:   Tue, 11 Jun 2019 10:15:43 +0200
From:   Philipp Zabel <p.zabel@...gutronix.de>
To:     Matt Redfearn <matt.redfearn@...nci.com>,
        Anders Roxell <anders.roxell@...aro.org>,
        Hans Verkuil <hverkuil@...all.nl>
Cc:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        "andrew@...n.ch" <andrew@...n.ch>,
        "vivien.didelot@...il.com" <vivien.didelot@...il.com>,
        "f.fainelli@...il.com" <f.fainelli@...il.com>,
        "marex@...x.de" <marex@...x.de>,
        "stefan@...er.ch" <stefan@...er.ch>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
        "b.zolnierkie@...sung.com" <b.zolnierkie@...sung.com>,
        "a.hajda@...sung.com" <a.hajda@...sung.com>,
        "hkallweit1@...il.com" <hkallweit1@...il.com>,
        Lee Jones <lee.jones@...aro.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        David Miller <davem@...emloft.net>,
        Networking <netdev@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        "linux-fbdev@...r.kernel.org" <linux-fbdev@...r.kernel.org>,
        "linux-media@...r.kernel.org" <linux-media@...r.kernel.org>
Subject: Re: [PATCH 5/8] drivers: media: coda: fix warning same module names

Hi,

On Mon, 2019-06-10 at 13:14 +0000, Matt Redfearn wrote:
> 
> On 10/06/2019 14:03, Anders Roxell wrote:
> > On Thu, 6 Jun 2019 at 12:13, Hans Verkuil <hverkuil@...all.nl> wrote:
> > > 
> > > On 6/6/19 11:47 AM, Anders Roxell wrote:
> > > > When building with CONFIG_VIDEO_CODA and CONFIG_CODA_FS enabled as
> > > > loadable modules, we see the following warning:
> > > > 
> > > > warning: same module names found:
> > > >    fs/coda/coda.ko
> > > >    drivers/media/platform/coda/coda.ko
> > > > 
> > > > Rework so media coda matches the config fragment. Leaving CODA_FS as is
> > > > since thats a well known module.
> > > > 
> > > > Signed-off-by: Anders Roxell <anders.roxell@...aro.org>
> > > > ---
> > > >   drivers/media/platform/coda/Makefile | 4 ++--
> > > >   1 file changed, 2 insertions(+), 2 deletions(-)
> > > > 
> > > > diff --git a/drivers/media/platform/coda/Makefile b/drivers/media/platform/coda/Makefile
> > > > index 54e9a73a92ab..588e6bf7c190 100644
> > > > --- a/drivers/media/platform/coda/Makefile
> > > > +++ b/drivers/media/platform/coda/Makefile
> > > > @@ -1,6 +1,6 @@
> > > >   # SPDX-License-Identifier: GPL-2.0-only
> > > > 
> > > > -coda-objs := coda-common.o coda-bit.o coda-gdi.o coda-h264.o coda-mpeg2.o coda-mpeg4.o coda-jpeg.o
> > > > +video-coda-objs := coda-common.o coda-bit.o coda-gdi.o coda-h264.o coda-mpeg2.o coda-mpeg4.o coda-jpeg.o
> > > > 
> > > > -obj-$(CONFIG_VIDEO_CODA) += coda.o
> > > > +obj-$(CONFIG_VIDEO_CODA) += video-coda.o
> > > 
> > > How about imx-coda? video-coda suggests it is part of the video subsystem,
> > > which it isn't.
> > 
> > I'll resend a v2 shortly with imx-coda instead.

I'd be in favor of calling it "coda-vpu" instead.

> What about other vendor SoCs implementing the Coda IP block which are 
> not an imx? I'd prefer a more generic name - maybe media-coda.

Right, this driver can be used on other SoCs [1].

[1] https://www.mail-archive.com/linux-media@vger.kernel.org/msg146498.html

regards
Philipp