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 X-Spam-Level: X-Spam-Status: No, score=-10.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 05A57C07E9B for ; Mon, 5 Jul 2021 12:01:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E6C9C6145D for ; Mon, 5 Jul 2021 12:01:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231382AbhGEMDs (ORCPT ); Mon, 5 Jul 2021 08:03:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48052 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230435AbhGEMDr (ORCPT ); Mon, 5 Jul 2021 08:03:47 -0400 Received: from mail-ej1-x632.google.com (mail-ej1-x632.google.com [IPv6:2a00:1450:4864:20::632]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4CF9DC061574 for ; Mon, 5 Jul 2021 05:01:10 -0700 (PDT) Received: by mail-ej1-x632.google.com with SMTP id b2so28743456ejg.8 for ; Mon, 05 Jul 2021 05:01:10 -0700 (PDT) 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=MGuPeMN8zkdPQjcnEwbeIwIBVsqBhILaUCgkLVxvDIw=; b=q3OLm05fCG+cXVayBfPolQ96fFMDwVcgLxLGIcY4So4KhtjqNPNTLrERdFct/xcQnG uIlG0SDO2xgAUTdopMDtBVQahhjaoVA/69qpm1ZspLq6Huy/YIIWqVdMGwAZbkeiuJcQ 5pgJuce66IkiMI4ik/NnrFz3vxrQCVXjtz5g4= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=MGuPeMN8zkdPQjcnEwbeIwIBVsqBhILaUCgkLVxvDIw=; b=FMwQInX52khv92RKOd7M+/CV1hvNmfm8iD3EVTjNmUmuHFDdY5x06fBcHO12w6yDLn xLt2a8P3tdF+YbxCrIJW7e0+7CjAw1uwQlsW/n6jLLC7Oh2yF4tCa67X29JT2ex+Cf3Q zegwV0AKTBJqxwLI3U1vX2mEBbUd6OeG8Dktdf3Ql6WlFZ9fZU8IVJc6Wb8hr6J+jbzv El+fxEg0McfxHQ0YmafvoqFXny+o2Q2MlDHDUT/B5tpwQPmxyZj+RV/gHfSenklaE/EO uHIvVw43/t7JlXrpF/EORVXIS9wNjUck8UsMgVXFavcT96GJpuTPjM1VQ3xcesladKcS D1Yg== X-Gm-Message-State: AOAM531hhXyxQQx61U8cxB54lJtV20jxEljl01of0TP2nEzyiayahXjm m3zFMxYTn0HCUmLhfwMpJ7si/OGSIcUcYX6Paw94XA== X-Google-Smtp-Source: ABdhPJwVDTheCeyDFdym6u4brcx0LurzRRARJzXqy0PRVQGeyD8MwvD5M4rgTnKegCf3lV+bZY+DgUAx4Vn9RaDMVJo= X-Received: by 2002:a17:906:498b:: with SMTP id p11mr13163327eju.295.1625486468878; Mon, 05 Jul 2021 05:01:08 -0700 (PDT) MIME-Version: 1.0 References: <20210704090230.26489-1-jagan@amarulasolutions.com> <20210704090230.26489-4-jagan@amarulasolutions.com> <7af964c7-0e92-f190-2a86-d7a061a05129@samsung.com> In-Reply-To: <7af964c7-0e92-f190-2a86-d7a061a05129@samsung.com> From: Jagan Teki Date: Mon, 5 Jul 2021 17:30:57 +0530 Message-ID: Subject: Re: [RFC PATCH 03/17] drm/exynos: dsi: Use the drm_panel_bridge API To: Marek Szyprowski Cc: Inki Dae , Joonyoung Shim , Seung-Woo Kim , Kyungmin Park , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Frieder Schrempf , Daniel Vetter , Marek Vasut , Krzysztof Kozlowski , Fabio Estevam , dri-devel , devicetree , linux-samsung-soc@vger.kernel.org, linux-arm-kernel , NXP Linux Team , linux-amarula Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org On Mon, Jul 5, 2021 at 5:18 PM Marek Szyprowski wrote: > > On 04.07.2021 11:02, Jagan Teki wrote: > > Use drm_panel_bridge to replace manual panel and > > bridge_chain handling code. > > > > This makes the driver simpler to allow all components > > in the display pipeline to be treated as bridges by > > cleaning the way to generic connector handling. > > > > Signed-off-by: Jagan Teki > > This breaks Exysos DSI driver operation (Trats board worked fine with > only patches 1-2): > > [ 2.540066] exynos4-fb 11c00000.fimd: Adding to iommu group 0 > [ 2.554733] OF: graph: no port node found in /soc/fimd@11c00000 > [ 2.602819] [drm] Exynos DRM: using 11c00000.fimd device for DMA > mapping operations > [ 2.609649] exynos-drm exynos-drm: bound 11c00000.fimd (ops > fimd_component_ops) > [ 2.632558] exynos-drm exynos-drm: failed to bind 11c80000.dsi (ops > exynos_dsi_component_ops): -22 > [ 2.642263] exynos-drm exynos-drm: master bind failed: -22 > [ 2.651017] exynos-drm: probe of exynos-drm failed with error -22 Thanks for testing it. Can you check Squash of 3,4 or 3,4,5 will work or not? Thanks, Jagan.