From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C37F3C04A6A for ; Thu, 27 Jul 2023 16:52:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231804AbjG0Qwg (ORCPT ); Thu, 27 Jul 2023 12:52:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59792 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230523AbjG0Qwf (ORCPT ); Thu, 27 Jul 2023 12:52:35 -0400 Received: from mail-ej1-x62b.google.com (mail-ej1-x62b.google.com [IPv6:2a00:1450:4864:20::62b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 58ED3271B; Thu, 27 Jul 2023 09:52:34 -0700 (PDT) Received: by mail-ej1-x62b.google.com with SMTP id a640c23a62f3a-992dcae74e0so155182466b.3; Thu, 27 Jul 2023 09:52:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1690476753; x=1691081553; h=user-agent:in-reply-to:content-disposition:mime-version:references :message-id:subject:cc:to:from:date:from:to:cc:subject:date :message-id:reply-to; bh=xJllZA/hraC0sGa6pdxU7i7KaLRbEl/1PrBlJ7UILBI=; b=h4p6ZXuU1vBEdSNIlOBnFuw7qqVQhirfehuF2YLpk2ocsttal5BhgebbKvctlmB4F0 XyKMJP7UueyCw0y1Mgz+fk+fqt81Lhxb8Jbdy7ihMZ9HRmsA6jq0iZQn+k9P6Aq/8fWJ A1aeurTe7LQy+rN5H65VZH9i+o1m128BkwIRPkn+659fev3T1ABYOl0CbJGmsTOyri96 J2NgAZ4zBY5SCfiAlIGYbC6oRtC2vx8b27YZuj10xGTqN7RzXxqJBexCfHKx2cm98S7Q JHN7C5stc/2PAkrl3+MercEf0DNKcAjUAJ5j90AOHT5MVaqVPcUQgr/nYB9gO34dZ3w1 BRsQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1690476753; x=1691081553; h=user-agent:in-reply-to:content-disposition:mime-version:references :message-id:subject:cc:to:from:date:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=xJllZA/hraC0sGa6pdxU7i7KaLRbEl/1PrBlJ7UILBI=; b=OSiCMdKjEI/qLN+jLAgLSU44Nb9JxF68VzEEUB5ODwrHlNih7pXgRK/+cyBd52IEiK rS6JQcZgmN1JKuRpAp6QRcNYkfu7bczk9ytypSlX3qq6ctgE0Lb3UWzeo8FeLBu/ii+h 5N8Roe0OlymUDP+n4/OwjC+qkHTwkQpFFHdOSXsY30/Q2IN6WCRBIHXZAHSQpDPk4Bdj SPOmdOqDx5GFSNgmeam1cPo5oE5DZDa+4s6nhkHlTFiIJYi84GnLkQz/hWLKsjhmTK57 MqqjylUGZYVRFw6pIByHbYQdSOtth9pWvYvhd67paYG3LOjCanEUBMKVIGPVKUL2ntxO 3NDw== X-Gm-Message-State: ABy/qLY7p35pYIvJRKLbEVbi0paedHwG0L1zobQjFTWdJ1Jct7UD1tF4 nt3dZkJLbNcvf7cOBnKLp/s= X-Google-Smtp-Source: APBJJlExqeBOXFYv5p5Mp+mstGgDsEmtwT2utg6+6JlXRrZAxSp13C7iJaOCi05XZSssVb3al3ifxw== X-Received: by 2002:a17:906:292:b0:992:4250:5462 with SMTP id 18-20020a170906029200b0099242505462mr2748008ejf.50.1690476752525; Thu, 27 Jul 2023 09:52:32 -0700 (PDT) Received: from orome (p200300e41f1bd600f22f74fffe1f3a53.dip0.t-ipconnect.de. [2003:e4:1f1b:d600:f22f:74ff:fe1f:3a53]) by smtp.gmail.com with ESMTPSA id k13-20020a170906970d00b009893f268b92sm983139ejx.28.2023.07.27.09.52.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 27 Jul 2023 09:52:32 -0700 (PDT) Date: Thu, 27 Jul 2023 18:52:30 +0200 From: Thierry Reding To: Svyatoslav Ryhel Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jonathan Hunter , Mikko Perttunen , David Airlie , Daniel Vetter , Maxim Schwalm , Dmitry Osipenko , devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org Subject: Re: [PATCH v2 0/2] Support bridge/connector by Tegra HDMI Message-ID: References: <20230618085046.10081-1-clamor95@gmail.com> <97EE0F0B-D1EE-43B1-A13E-510DB8FA2798@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="NiHFY5kYNQQB57jG" Content-Disposition: inline In-Reply-To: <97EE0F0B-D1EE-43B1-A13E-510DB8FA2798@gmail.com> User-Agent: Mutt/2.2.10 (2023-03-25) Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org --NiHFY5kYNQQB57jG Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Jul 27, 2023 at 07:24:56PM +0300, Svyatoslav Ryhel wrote: >=20 >=20 > 27 =D0=BB=D0=B8=D0=BF=D0=BD=D1=8F 2023 =D1=80. 18:09:22 GMT+03:00, Thierr= y Reding =D0=BD=D0=B0=D0=BF=D0=B8=D1=81=D0=B0=D0= =B2(-=D0=BB=D0=B0): > >On Sun, Jun 18, 2023 at 11:50:44AM +0300, Svyatoslav Ryhel wrote: > >> This patch adds support for the bridge/connector attached to the > >> HDMI output, allowing to model the hardware properly. It keeps > >> backwards compatibility with existing bindings and is required > >> by devices which have a simple or MHL bridge connected to HDMI > >> output like ASUS P1801-T or LG P880/P895 or HTC One X. > >>=20 > >> Tested on ASUS Transformers which have no dedicated bridge but > >> have type d HDMI connector directly available. Tests went smoothly. > > > >If I understand correctly, we still need the drm/tegra patch to be > >applied before the DT change, otherwise the driver won't know what to do > >about the connector, right? > > > >That shouldn't be big problem, but it means that the patches need to be > >staged in correctly to avoid breaking things. >=20 > Patchset contains drm/tegra patch I understand, but my point is that if we apply the DT patch before the driver patch, then the display won't be correctly initialized because the old driver code only looks within the HDMI node for the additional properties. Only after the drm/tegra patch is applied will the move in DT be recognized by the driver. So for now I've picked up the drm/tegra patch and then I'll apply the DT change later on. Thierry --NiHFY5kYNQQB57jG Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEiOrDCAFJzPfAjcif3SOs138+s6EFAmTCoM4ACgkQ3SOs138+ s6EMFg/8DWd4RP4PN5NZCmhwr4RSpxepUKij2HEMxzuYsXkeK4MnmAV3WfQi9eWT 6X4gUfyxo+OenRA80NfmbkmfTg6XnS3UwcMXXtPvwWTrbsQsxB6PiTQ+LgV2Az9w pTtaP2bUSxVm8T6QPq+mAsoXLHJivaT+ynAbPZXDdAIJ8p+72QNkyQO2QjFSoEbl QoCMCKWcnp4yxnmrCYtTKBQNYKZC15Bwi8VLkQCmaQQ+30ioe6BYfSoKNvmClKMu ZLu7sbVVQrzddTVVng0gt/04eQuqMSbBgp0gRGmcwGZav3b7RwMK4ZUpbyCFN2De TqtJOhR3XzWhPx98IGmsN0NbcfGPk4lBXYvcD9SxL2aZwMzwTCwpAsorH+tTBI1I bjCa5Iebi3aqIl88Te+z3ec4vxHk2X+++7YZOaid8JBtOXlPR+ece8KA551MBgUJ 8zHP5ESGPm1onjW07aotlTLOIBYYVGA+wKtBtaHbFVWLGWEzZPKAwjcgqAanSwyv jYICptKYIsK/HIhTdIHP3kXEuXUk9MDKMseBky4gVrq2odu8qQG8zGZJjDVakCMx nQKwA8T5xYlr3/eAqZ9fFnDWRfVuC7Il5Z/CHwRRJr6S5dqlUjp1EFlVvqkKqrfC j/h/dz/fVouHa8Spx0W03i1sWaFckYcYELF3u/aJSYnnzr4tFC0= =QV1N -----END PGP SIGNATURE----- --NiHFY5kYNQQB57jG--