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=-7.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 DCF4FC63798 for ; Fri, 27 Nov 2020 17:31:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9D73121D7F for ; Fri, 27 Nov 2020 17:31:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="aHxVOMA/" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732138AbgK0Ra6 (ORCPT ); Fri, 27 Nov 2020 12:30:58 -0500 Received: from fllv0016.ext.ti.com ([198.47.19.142]:41112 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730985AbgK0Ra5 (ORCPT ); Fri, 27 Nov 2020 12:30:57 -0500 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 0ARHUerL102484; Fri, 27 Nov 2020 11:30:40 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1606498240; bh=TMc+/KMubRagvKXylVncMloff3Zi2x+utydRkFRJCGw=; h=Subject:To:CC:References:From:Date:In-Reply-To; b=aHxVOMA/37Ki2ukOpie+yhg0Ik3ZkrFQPJXmB/Mh23TVw4eXPv38I8NqFDra6HYwX GrwRYt83RupJQaIGymg+SS3Vg8Bg837MCb8cPIcXhCCReDIdtQaGp0guh/36mTigVP lXErxGmGGZ0DNWZ2SmjTG6Wjk4Rd1eosRfptOoBM= Received: from DLEE109.ent.ti.com (dlee109.ent.ti.com [157.170.170.41]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 0ARHUe3v021696 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 27 Nov 2020 11:30:40 -0600 Received: from DLEE113.ent.ti.com (157.170.170.24) by DLEE109.ent.ti.com (157.170.170.41) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Fri, 27 Nov 2020 11:30:40 -0600 Received: from fllv0039.itg.ti.com (10.64.41.19) by DLEE113.ent.ti.com (157.170.170.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Fri, 27 Nov 2020 11:30:40 -0600 Received: from [192.168.2.6] (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 0ARHUcWo100496; Fri, 27 Nov 2020 11:30:38 -0600 Subject: Re: [REGRESSION] omapdrm/N900 display broken To: Ivaylo Dimitrov CC: Aaro Koskinen , Laurent Pinchart , ML dri-devel , Tony Lindgren , , References: <20200728181412.GA49617@darkstar.musicnaut.iki.fi> <660b2fe1-343d-b83e-11d2-5a5eb530b83f@ti.com> <448c1441-2cac-44ef-95ef-bb28b512297b@ti.com> <20200823162625.GC4313@darkstar.musicnaut.iki.fi> <5072a25d-e885-cdd2-978d-70942406c272@gmail.com> <09044fd2-2926-c7b3-826b-52b742e84ff5@ti.com> <79ad8816-815c-14d3-ebe1-3c5007c81dd1@gmail.com> <1fe9fed7-f619-eb6a-6e31-b9eadbf09bad@ti.com> <8010e452-745a-ac12-bc02-5537305c70ed@gmail.com> <4948a40d-c887-5617-f5bc-1e0aff824ad7@gmail.com> From: Tomi Valkeinen Message-ID: Date: Fri, 27 Nov 2020 19:30:37 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <4948a40d-c887-5617-f5bc-1e0aff824ad7@gmail.com> Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 7bit X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 27/11/2020 17:37, Ivaylo Dimitrov wrote: > With 5.9.11 and the patch on top, n900 boots fine, albeit display remains blank, could be related to > brightness, we're still investigating. Ok. A DSS regdump for a working version and the latest one would be good too. There's a omapdss debugfs dir, with dss, dispc and clk files which are of interest here. Tomi -- Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki