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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 95D1AC10F16 for ; Mon, 6 May 2024 13:18:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:References:To:From:Cc: Subject:Message-Id:Date:Mime-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=yaEwDNR+5WvdYGhU5aItQGfF9X0LXSc9R13pkcZyzDI=; b=YRVcLF60tOS1Y2 ftRCLW1c/EQDLqfn48CaHf0VhRmV+HEPoJaKNqc+vwJBGV1cq804QMT3AK4NUpeOznJ83CklHw+B1 JaorN3FH0DM9nXrEHa3KVo7rMHO394anllVUJfOhLt+4dp/B7OuHcYd1MehCGuSM0Ax1Zoklr6MKY 5L7yzaw3/ZuhsVVtZtX2beAfjPk4lf1JI2Wd1ED6qgr2SlCS5WgZi8fn5Q5AoTpjv3SWwJ6+T5DF4 oJsmCMM+GSodlP11jlCYcUBJgVqm7D+RgRyq2L0IwTKrIx0f9rbirGwPNUD/IbPFSqKlzoqb9SUCo FPG7F1N0B2WqNjl+ZIlA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1s3yE4-00000007QH7-3Wrb; Mon, 06 May 2024 13:17:52 +0000 Received: from 0001.3ffe.de ([2a01:4f8:c0c:9d57::1] helo=mail.3ffe.de) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1s3yE2-00000007QEw-0QpO; Mon, 06 May 2024 13:17:51 +0000 Received: from localhost (unknown [IPv6:2a02:810b:4340:6430:4685:ff:fe12:5967]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mail.3ffe.de (Postfix) with ESMTPSA id 267831A7; Mon, 6 May 2024 15:17:37 +0200 (CEST) Mime-Version: 1.0 Date: Mon, 06 May 2024 15:17:36 +0200 Message-Id: Subject: Re: [PATCH v2 0/3] drm/mediatek: Add support for OF graphs Cc: , , , , , , , , , , , , , , , , , , , , From: "Michael Walle" To: "AngeloGioacchino Del Regno" , "Alexandre Mergnat" , X-Mailer: aerc 0.16.0 References: <20240409120211.321153-1-angelogioacchino.delregno@collabora.com> <1fc23530-89ba-4e36-9e9a-a1289f56a9bc@baylibre.com> <608fdbde-ad06-45ec-9771-18aa9f002f2d@collabora.com> <50be68dc-b86a-4334-9f83-43c6fda2c271@collabora.com> <1b8fa907-b48f-4ebe-bc17-3de1d7c0d062@collabora.com> In-Reply-To: <1b8fa907-b48f-4ebe-bc17-3de1d7c0d062@collabora.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240506_061750_348531_4B9DA103 X-CRM114-Status: GOOD ( 10.55 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Angelo, On Mon May 6, 2024 at 1:22 PM CEST, AngeloGioacchino Del Regno wrote: > > The problem with this is that you need DDP_COMPONENT_DRM_OVL_ADAPTOR... which is > > a software thing and not HW, so that can't be described in devicetree. > > > > The only thing this series won't deal with is exactly that. > > Sorry, no, I got confused. > > The series *does* already deal with that, as the pipeline is built before the check > for OVL_ADAPTOR components, so that will get probed. Are you sure? Because who is actually adding the OVL_ADAPTOR to the path? It looks like your patch will walk the graph and add all the components according to their compatible string. And since the OVL_ADAPTOR is virtual and doesn't have a node.. -michael _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel