linux-kernel - Re: [RFC PATCH] [media]: of: move graph helpers from drivers/media/v4l2-core to drivers/of

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <8648675.AIXYyYlgXy@avalon>
Date:	Tue, 11 Feb 2014 16:23:56 +0100
From:	Laurent Pinchart <laurent.pinchart@...asonboard.com>
To:	Russell King - ARM Linux <linux@....linux.org.uk>
Cc:	Rob Herring <robherring2@...il.com>,
	Philipp Zabel <p.zabel@...gutronix.de>,
	Mauro Carvalho Chehab <m.chehab@...sung.com>,
	Grant Likely <grant.likely@...aro.org>,
	Rob Herring <robh+dt@...nel.org>,
	Sylwester Nawrocki <s.nawrocki@...sung.com>,
	Tomi Valkeinen <tomi.valkeinen@...com>,
	Kyungmin Park <kyungmin.park@...sung.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-media@...r.kernel.org" <linux-media@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	Philipp Zabel <philipp.zabel@...il.com>
Subject: Re: [RFC PATCH] [media]: of: move graph helpers from drivers/media/v4l2-core to drivers/of

Hi Russell,

On Tuesday 11 February 2014 14:52:48 Russell King - ARM Linux wrote:
> On Tue, Feb 11, 2014 at 07:56:33AM -0600, Rob Herring wrote:
> > On Tue, Feb 11, 2014 at 5:45 AM, Philipp Zabel wrote:
> > > This allows to reuse the same parser code from outside the V4L2
> > > framework, most importantly from display drivers. There have been
> > > patches that duplicate the code (and I am going to send one of my own),
> > > such as
> > > http://lists.freedesktop.org/archives/dri-devel/2013-August/043308.html
> > > and others that parse the same binding in a different way:
> > > https://www.mail-archive.com/linux-omap@vger.kernel.org/msg100761.html
> > > 
> > > I think that all common video interface parsing helpers should be moved
> > > to a single place, outside of the specific subsystems, so that it can
> > > be reused by all drivers.
> > 
> > Perhaps that should be done rather than moving to drivers/of now and
> > then again to somewhere else.
> 
> Do you have a better suggestion where it should move to?
> 
> drivers/gpu/drm - no, because v4l2 wants to use it
> drivers/media/video - no, because DRM drivers want to use it
> drivers/video - no, because v4l2 and drm drivers want to use it

Just pointing out a missing location (which might be rejected due to similar 
concerns), there's also drivers/media, which isn't V4L-specific.

> Maybe drivers/of-graph/ ?  Or maybe it's just as good a place to move it
> into drivers/of ?

-- 
Regards,

Laurent Pinchart

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/