From mboxrd@z Thu Jan 1 00:00:00 1970 From: Laurent Pinchart Subject: Re: [RFC PATCH] [media]: of: move graph helpers from drivers/media/v4l2-core to drivers/of Date: Tue, 11 Feb 2014 18:24:19 +0100 Message-ID: <1630124.cN9chd5dbu@avalon> References: <1392119105-25298-1-git-send-email-p.zabel@pengutronix.de> <8648675.AIXYyYlgXy@avalon> <1392136617.6943.33.camel@pizza.hi.pengutronix.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Return-path: In-Reply-To: <1392136617.6943.33.camel-/rZezPiN1rtR6QfukMTsflXZhhPuCNm+@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Philipp Zabel Cc: Russell King - ARM Linux , Rob Herring , Mauro Carvalho Chehab , Grant Likely , Rob Herring , Sylwester Nawrocki , Tomi Valkeinen , Kyungmin Park , "linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "linux-media-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , Philipp Zabel List-Id: devicetree@vger.kernel.org Hi Philipp, On Tuesday 11 February 2014 17:36:57 Philipp Zabel wrote: > Am Dienstag, den 11.02.2014, 16:23 +0100 schrieb Laurent Pinchart: > > 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.h > > > > > tml > > > > > and others that parse the same binding in a different way: > > > > > https://www.mail-archive.com/linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org/msg100761.ht > > > > > ml > > > > > > > > > > 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. > > Since drivers/Makefile has media/ in obj-y, moving the graph helpers to > drivers/media should technically work. > > > > Maybe drivers/of-graph/ ? Or maybe it's just as good a place to move it > > > into drivers/of ? > > include/media/of_graph.h, > drivers/media/of_graph.c? I'm personally fine with that. -- Regards, Laurent Pinchart -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html