From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751514AbdBHUpV (ORCPT ); Wed, 8 Feb 2017 15:45:21 -0500 Received: from anholt.net ([50.246.234.109]:36104 "EHLO anholt.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751002AbdBHUpQ (ORCPT ); Wed, 8 Feb 2017 15:45:16 -0500 From: Eric Anholt To: Rob Herring , David Airlie , Daniel Vetter , Sean Paul Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Frank Rowand , Boris Brezillon , Archit Taneja , Jingoo Han , Inki Dae , Joonyoung Shim , Seung-Woo Kim , Kyungmin Park , Kukjin Kim , Krzysztof Kozlowski , Javier Martinez Canillas , Stefan Agner , Alison Wang , Xinliang Liu , Rongrong Zou , Xinwei Kong , Chen Feng , Philipp Zabel , CK Hu , Matthias Brugger , Marek Vasut , Mark Yao , Heiko Stuebner , Maxime Ri pard , Chen-Yu Tsai , Liviu Dudau , Mali DP Maintainers , Neil Armstrong , Carlo Caione , Kevin Hilman , Rob Clark , Jyri Sarha , Tomi Valkeinen , Russell King Subject: Re: [PATCH 3/5] drm: convert drivers to use of_graph_get_remote_node In-Reply-To: <20170204033635.10250-4-robh@kernel.org> References: <20170204033635.10250-1-robh@kernel.org> <20170204033635.10250-4-robh@kernel.org> User-Agent: Notmuch/0.22.2+1~gb0bcfaa (http://notmuchmail.org) Emacs/24.5.1 (x86_64-pc-linux-gnu) Date: Wed, 08 Feb 2017 12:44:38 -0800 Message-ID: <87tw842z0p.fsf@eliezer.anholt.net> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha512; protocol="application/pgp-signature" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --=-=-= Content-Type: text/plain Rob Herring writes: > Convert drivers to use the new of_graph_get_remote_node() helper > instead of parsing the endpoint node and then getting the remote device > node. Now drivers can just specify the device node and which > port/endpoint and get back the connected remote device node. The details > of the graph binding are nicely abstracted into the core OF graph code. > > This changes some error messages to debug messages (in the graph core). > Graph connections are often "no connects" depending on the particular > board, so we want to avoid spurious messages. Plus the kernel is not a > DT validator. For vc4, Tested-by: Eric Anholt Thanks for making this easier. --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE/JuuFDWp9/ZkuCBXtdYpNtH8nugFAlibgzYACgkQtdYpNtH8 nujjdg//WjzkJ8qehKZ2uZcYqG8IfvoLU8RutKA7/YjlV5cH3i10/PfOR4sYXozv Ld7RZeyA2RCbF2xcBVXDb1qc4o49h4zlcK5zAOKw/qB9VL3rSoeKJ1lPIw554lSx ZU1WgW+PWmxyoBRB01dPQPk8p9fnDq2Iz0Sjdls4ZIODoqEZE86x3yce/GVRPM9x Ti51ILhgdJRADiYO5aYtEiWh1oB5CddIwHEHrItw1uViHA3wpMeieF9sxlNFLgq/ Ehp7CNx7MKrnPUsPNsgciSkOiuXJMIyJdgZRlzsEjIr/qEsaeMbauu+fu+6US1eT kAi5BBP/ksLJ9ECulDDH9p91tIDCMWuPeO/+kzJ4lNn1Asp4X6O1NndxEpN3A7t/ Yn0lVwuCib0dDKAvLOSEc1bsgvZpHpEszbjhBN8oKAow4lK54tk434alv/DUbMgv UKBOxauNZobjzPizaRU9Ku6nPcAnaxwqaZXe30VE1WK22eHS0bSi0bf6LdVCZvmo ifxS2COjNW97OhuDguRptkiTHzLMQOyJnVYEha5Iw1ZNvRMPYO9iwRWiTUbxrpJP QxzRaFHu+kH6jeA0fnSOP7qkauB5il0KSAwHiQPIhfJgPcmOeuEMqq5CujmrJ13S ectJ9za5nCKvgWKQvlHLuPh8jnPyzTJurQAqHas1TqXy/oLD3ac= =qpe0 -----END PGP SIGNATURE----- --=-=-=-- From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Anholt Subject: Re: [PATCH 3/5] drm: convert drivers to use of_graph_get_remote_node Date: Wed, 08 Feb 2017 12:44:38 -0800 Message-ID: <87tw842z0p.fsf@eliezer.anholt.net> References: <20170204033635.10250-1-robh@kernel.org> <20170204033635.10250-4-robh@kernel.org> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha512; protocol="application/pgp-signature" Return-path: In-Reply-To: <20170204033635.10250-4-robh@kernel.org> Sender: linux-kernel-owner@vger.kernel.org To: Rob Herring , David Airlie , Daniel Vetter , Sean Paul Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Frank Rowand , Boris Brezillon , Archit Taneja , Jingoo Han , Inki Dae , Joonyoung Shim , Seung-Woo Kim , Kyungmin Park , Kukjin Kim , Krzysztof Kozlowski , Javier Martinez Canillas , Stefan Agner , Alison Wang , Xinliang Liu , Rongrong Zou , Xinwei Kong , Chen Feng List-Id: devicetree@vger.kernel.org --=-=-= Content-Type: text/plain Rob Herring writes: > Convert drivers to use the new of_graph_get_remote_node() helper > instead of parsing the endpoint node and then getting the remote device > node. Now drivers can just specify the device node and which > port/endpoint and get back the connected remote device node. The details > of the graph binding are nicely abstracted into the core OF graph code. > > This changes some error messages to debug messages (in the graph core). > Graph connections are often "no connects" depending on the particular > board, so we want to avoid spurious messages. Plus the kernel is not a > DT validator. 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