From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752562AbdBEXkY (ORCPT ); Sun, 5 Feb 2017 18:40:24 -0500 Received: from mail.kernel.org ([198.145.29.136]:58112 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751165AbdBEXkW (ORCPT ); Sun, 5 Feb 2017 18:40:22 -0500 Date: Mon, 6 Feb 2017 00:40:12 +0100 From: Sebastian Reichel To: Pavel Machek Cc: Sakari Ailus , mchehab@s-opensource.com, laurent.pinchart@ideasonboard.com, robh+dt@kernel.org, devicetree@vger.kernel.org, ivo.g.dimitrov.75@gmail.com, pali.rohar@gmail.com, linux-media@vger.kernel.org, galak@codeaurora.org, mchehab@osg.samsung.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH] devicetree: Add video bus switch Message-ID: <20170205234011.nyttcpurodvoztor@earth> References: <20161222100104.GA30917@amd> <20161222133938.GA30259@amd> <20161224152031.GA8420@amd> <20170203123508.GA10286@amd> <20170203130740.GB12291@valkosipuli.retiisi.org.uk> <20170203210610.GA18379@amd> <20170203213454.GD12291@valkosipuli.retiisi.org.uk> <20170204215610.GA9243@amd> <20170204223350.GF12291@valkosipuli.retiisi.org.uk> <20170205211219.GA27072@amd> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="hsa5w3nc3z4kwrea" Content-Disposition: inline In-Reply-To: <20170205211219.GA27072@amd> User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --hsa5w3nc3z4kwrea Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi, On Sun, Feb 05, 2017 at 10:12:20PM +0100, Pavel Machek wrote: > > > 9) Highly reconfigurable hardware - Julien Beraud > > >=20 > > > - 44 sub-devices connected with an interconnect. > > > - As long as formats match, any sub-device could be connected to any > > > - other sub-device through a link. > > > - The result is 44 * 44 links at worst. > > > - A switch sub-device proposed as the solution to model the > > > - interconnect. The sub-devices are connected to the switch > > > - sub-devices through the hardware links that connect to the > > > - interconnect. > > > - The switch would be controlled through new IOCTLs S_ROUTING and > > > - G_ROUTING. > > > - Patches available: > > > http://git.linuxtv.org/cgit.cgi/pinchartl/media.git/log/?h=3Dxilinx-= wip > > >=20 > > > but the patches are from 2005. So I guess I'll need some guidance her= e... > >=20 > > Yeah, that's where it began (2015?), but right now I can only suggest to > > wait until there's more. My estimate is within next couple of weeks / > > months. But it won't be years. >=20 > Ok, week or two would be ok, couple of months is not. And all I need > is single hook in common structure. >=20 > So if g_endpoint_config hook looks sane to _you_, I suggest we simply > proceed. Now, maybe Mauro Carvalho Chehab > or Laurent or Julien will want a different solution, but > then... they'll have to suggest something doable now, not in couple of > months. >=20 > Does that sound like a plan? >=20 > Mauro added to cc list, so we can get some input. side note: It's an kernel-internal API only used by the media subsystem. Code can be easily updated to use an improved API at any time. -- Sebastian --hsa5w3nc3z4kwrea Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEE72YNB0Y/i3JqeVQT2O7X88g7+poFAliXt9gACgkQ2O7X88g7 +pqgRg//c7m63upARz98FCv0tKxC3zUETPs9tK+eRfntFmeJyDXeDz1G8jWtnU47 DQcQRR/RYPbYAbBg1+G0nmPZg2MYMzLMNvPHb05gppZOrPf7Yd+F6DgbxnqNR4sb KUgH4EVrVtoez3smYZ/zUiSN9dGy+2XTZnf4RLQY+UAYIwpvXukkZ8mXcK01Mquw IBkROg5xx6S+fMtn3HwJ565lhgI27NHxk2ydcN8Pw+TuOF9Rf2dg9oTU9oGOomCO +5e6x8EiTsGrD894tmmHZvnl3JTw4gM5OF+j/NTGS/hbtHw+2nEfYI14hkzXmo27 LCG7RKyBDeRYTC+W3q2bmio+AKXS3Sl2UcPzzM3nwa6DkssEdTyL/bo5yPHkVmTH Oe0LV4LPVRaB9YgIlnPxVgLTMsG3730O4I7bqXcanWqAIQd9uBLxJoNobz34VdK6 qHvbDQechmMQBe7vvMUsHCvKtJz3N6sK/rLm6bLXX9UlsQ/Rk5OQJQJQ0vUGVGHO QtrXYT9b6frRingTMK3RLhfj6F7g7nOyTYPCD9aYVEnz+d86pGZDSsrIDI38G2nO a4qZ5hIHtYEtZ2EuDj1AQoFPvQaT+Fp6C/VpqaXxReL9cU0i/y8sucqb1p7oxWbg aqsGt1WtbIjN3IjA+9yri3br7dU/RPTy6EkxVX1phBXCMct7LwY= =u1hu -----END PGP SIGNATURE----- --hsa5w3nc3z4kwrea--