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=-3.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED 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 DEE97C433DF for ; Wed, 5 Aug 2020 19:55:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8949820842 for ; Wed, 5 Aug 2020 19:55:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=goldelico.com header.i=@goldelico.com header.b="Pz4A6hK4" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729588AbgHETyx (ORCPT ); Wed, 5 Aug 2020 15:54:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46360 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728072AbgHEQsi (ORCPT ); Wed, 5 Aug 2020 12:48:38 -0400 Received: from mo6-p02-ob.smtp.rzone.de (mo6-p02-ob.smtp.rzone.de [IPv6:2a01:238:20a:202:5302::5]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 65B1DC03460E for ; Wed, 5 Aug 2020 05:11:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1596628862; s=strato-dkim-0002; d=goldelico.com; h=To:References:Message-Id:Cc:Date:In-Reply-To:From:Subject: X-RZG-CLASS-ID:X-RZG-AUTH:From:Subject:Sender; bh=HKIqLRmSQ+p9mZrCWiA9BeJJodIRQ8eG+wM7N37ouac=; b=Pz4A6hK4U28Bz2ClklvfZEblinoUxy2QwcQPqJjeLTICZYsJFry5ZJVsgnZEHG4ETJ teu7sTgDNjjeb7XtrgTJxH/LpnZhbDo1cfzW41s5qhnAZwkkn79u4wE0aB7HXEc8giiI ebQypm7gky7yBWWbTvePE7zQLBJeVcrrSIGLW79MXAOoiWw2tdwPcy7U9SR6vrLI24Nm zCHv2NGLM8/cciTgN52Vlh4XKQYwPDN51mvysMSIM5HLgvqndQ9aZhAEEL5D98BzE2q4 aSRBToz2KjGlfZfDE/UE0W74IxTPxHLe6sJEaniHKtM4stI6hWzm6diqMtfFUPo0IfJK Dw/w== X-RZG-AUTH: ":JGIXVUS7cutRB/49FwqZ7WcJeFKiMgPgp8VKxflSZ1P34KBp5hRy/t23tTZSrJjFjnMxHeR4GcVReHGtOgKna+z0IjvQ4fmvWQ==" X-RZG-CLASS-ID: mo00 Received: from [IPv6:2003:d5:8700:1900:25a9:5bd5:20ae:409a] by smtp.strato.de (RZmta 46.10.5 AUTH) with ESMTPSA id V07054w75C0lbku (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (curve X9_62_prime256v1 with 256 ECDH bits, eq. 3072 bits RSA)) (Client did not present a certificate); Wed, 5 Aug 2020 14:00:47 +0200 (CEST) Subject: Re: module_mipi_dsi_driver panel with omapdrm? Mime-Version: 1.0 (Mac OS X Mail 9.3 \(3124\)) Content-Type: text/plain; charset=us-ascii From: "H. Nikolaus Schaller" In-Reply-To: Date: Wed, 5 Aug 2020 14:00:46 +0200 Cc: Sebastian Reichel , Laurent Pinchart , Tony Lindgren , Tomi Valkeinen , Linux-OMAP , Jyri Sarha , kernel@pyra-handheld.com, Discussions about the Letux Kernel Content-Transfer-Encoding: quoted-printable Message-Id: <7634E586-CCCC-4DF6-9F43-F3FD11B707BA@goldelico.com> References: To: David Shah X-Mailer: Apple Mail (2.3124) Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org Hi David, good to know! Would mean that the combination of HDMI and DSI may make = trouble. Maybe we should simply wait ca. 14 days until I have access to my own = test setup and can run such tests easily and within minutes myself. Since it is already broken since v5.7-rc1 it should be possible to wait = that time :) Best regards, Nikolaus > Am 05.08.2020 um 13:53 schrieb David Shah : >=20 > If it helps, I can confirm that HDMI was working fine on the uEVM the = last time I test 5.7 (I think it was the final rc before release). >=20 > David >=20 > -------- Original message -------- > From: "H. Nikolaus Schaller" > Date: 05/08/2020 12:49 (GMT+00:00) > To: Sebastian Reichel > Cc: Laurent Pinchart , Tony = Lindgren , Tomi Valkeinen , = Linux-OMAP , Jyri Sarha , = kernel@pyra-handheld.com, Discussions about the Letux Kernel = , David Shah > Subject: Re: module_mipi_dsi_driver panel with omapdrm? >=20 > Hi, >=20 > > Am 05.08.2020 um 13:28 schrieb Sebastian Reichel = : > >=20 > > Hi, > >=20 > > On Wed, Aug 05, 2020 at 11:19:20AM +0200, H. Nikolaus Schaller = wrote: > >> What I do not yet understand is how Laurent's patch should be able > >> to break it. > >=20 > > omapdrm will not probe successfully if any DT enabled component > > does not probe correctly. Since the patch you identified touched > > HDMI and VENC and you are probably using HDMI, I suggest looking > > there first. >=20 > Yes, that is a very good explanation. >=20 > Maybe there is a subtle change in how the HDMI connector has to be = defined > which is missing in our (private) DTB. Maybe the OMAP5-uEVM DTS gives = a hint. >=20 > A quick check shows last hdmi specific change for omap5-board-common = or uevm > was in 2017 but I may have missed something. >=20 > There are 715a5a978733f0 and 671ab615bd507f which arrived in v5.7-rc1 = as well > and are related to hdmi clocks. So this may be (or not) and = influencing factor. >=20 > BR and thanks, > Nikolaus >=20