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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 5DE07C433F5 for ; Mon, 13 Dec 2021 12:08:48 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 94B2810E758; Mon, 13 Dec 2021 12:08:47 +0000 (UTC) Received: from mail-ed1-x531.google.com (mail-ed1-x531.google.com [IPv6:2a00:1450:4864:20::531]) by gabe.freedesktop.org (Postfix) with ESMTPS id E94D610E758 for ; Mon, 13 Dec 2021 12:08:45 +0000 (UTC) Received: by mail-ed1-x531.google.com with SMTP id y13so50890179edd.13 for ; Mon, 13 Dec 2021 04:08:45 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=H5Ddw2Jn6dd3LrLXr8nP/Z9GyinGsK4E1VX7svagCgM=; b=GWJW+8jhtDK6lQ7JiXBgFgpPSFFBatE1JcGmiQUPYmyO1jsYyiJXGROfJbZZ0gRZnO +7f2AOxl6R//lK9gwg9JSbXAaqFl+DbI1tIiaSZDKArSSgxp6gjrHs39So1seO7HsLQm /GShmX0UCx9Srvr/s2d0rFgbX7QrPbgA/XxUI= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=H5Ddw2Jn6dd3LrLXr8nP/Z9GyinGsK4E1VX7svagCgM=; b=rivvA6qwJVJDvPnOUU2FfLOdt531XsdVUfEuffGHk/CENv4xwyCUoRKCcKpM8l9uEB hPzlOL6ov6Wq9AmRzEMcc8FRIw9tnx1opYhPr2QcQ3sD6uqfwWNWL9QHKfuEik/de7m+ NeJtt0EObC878+E9hKcgTpvfigqmakaFJgM1ic9QW3j0TrDgAl5+9NuLBPVQqHYxJbmk y3PI4DsRPNPC8SgGGGUhC6AmowQT//u4VC6TtXwespGgcdayLkixfA55Ob9SZVT8r/UZ ldZL27zG21D5XLC6pLrwSXTaHiY9+MiORycE2sbSw8BtQ+daOC76R8q6ZOgItyjV7VQG 3eCA== X-Gm-Message-State: AOAM532rsHUyQmo6T4OSdWKyP6TRD1cTfIBx5OVmhhusWZvAZ88PU3Ij UfJjVPPE5d7G6wAAq4DuqKkjpPscCrxNym8Uzks4bA== X-Google-Smtp-Source: ABdhPJwqC6lOVStusODlObc4BAotcAWfaX8mFXB0iCDiI/LwXRwuMDKrKTIND8KD0Q/5TOq9LvfYJoyDoMaQiOQ6Nr4= X-Received: by 2002:a05:6402:34d1:: with SMTP id w17mr63835314edc.229.1639397324392; Mon, 13 Dec 2021 04:08:44 -0800 (PST) MIME-Version: 1.0 References: <20211212181416.3312656-1-jagan@amarulasolutions.com> <9c1f6bed-2a62-4d85-1bd0-95c0bd5f6c89@samsung.com> In-Reply-To: <9c1f6bed-2a62-4d85-1bd0-95c0bd5f6c89@samsung.com> From: Jagan Teki Date: Mon, 13 Dec 2021 17:38:33 +0530 Message-ID: Subject: Re: [PATCH v3 0/7] drm: exynos: dsi: Convert drm bridge To: Marek Szyprowski Content-Type: text/plain; charset="UTF-8" X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Neil Armstrong , linux-amarula@amarulasolutions.com, dri-devel@lists.freedesktop.org, Robert Foss , Laurent Pinchart , Andrzej Hajda , Michael Nazzareno Trimarchi , Sam Ravnborg Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Hi Marek, On Mon, Dec 13, 2021 at 5:34 PM Marek Szyprowski wrote: > > Dear Jagan, > > On 12.12.2021 19:14, Jagan Teki wrote: > > Updated series about drm bridge conversion of exynos dsi. > > > > Patch 1: panel checker > > > > Patch 2: panel_bridge API > > > > Patch 3: Bridge conversion > > > > Patch 4: pree_enable, post_disable > > > > Patch 5: Atomic functions > > > > Patch 6: atomic_set > > > > Patch 7: DSI init in enable > > > > [1] https://patchwork.kernel.org/project/dri-devel/cover/20211210191922.2367979-1-jagan@amarulasolutions.com/ > > > > Any inputs? > > I've checked this patchset on Exynos based Trats2 board (the one with > simplest display pipeline: Exynos FIMD -> Exynos DSI -> s6e8aa0 DSI > panel). DRM stops working after the 2nd patch ("[PATCH v3 2/7] drm: > exynos: dsi: Use drm panel_bridge API"): > > # dmesg | grep drm > [ 2.511893] [drm] Exynos DRM: using 11c00000.fimd device for DMA > mapping operations > [ 2.518653] exynos-drm exynos-drm: bound 11c00000.fimd (ops > fimd_component_ops) > [ 2.535699] exynos-drm exynos-drm: bound 11c80000.dsi (ops > exynos_dsi_component_ops) > [ 2.543912] exynos-drm exynos-drm: [drm] Cannot find any crtc or sizes > [ 2.556107] [drm] Initialized exynos 1.1.0 20180330 for exynos-drm on > minor 0 > [ 2.573212] exynos-dsi 11c80000.dsi: [drm:exynos_dsi_host_attach] > *ERROR* failed to find the bridge: -19 Look like you have missed to apply the Child lookup patch. is it so? Let me send it, I will CC you as well. And I will also send tc358764 panel_bridge conversion. Thanks, Jagan.