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[2620:137:e000::1:20]) by mx.google.com with ESMTP id k26-20020aa7c39a000000b005232dadd394si3018989edq.296.2023.08.11.00.57.13; Fri, 11 Aug 2023 00:57:39 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b=jzcI6bRk; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231364AbjHKHEG (ORCPT + 99 others); Fri, 11 Aug 2023 03:04:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46134 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229677AbjHKHEF (ORCPT ); Fri, 11 Aug 2023 03:04:05 -0400 Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.24]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D7D46271B for ; Fri, 11 Aug 2023 00:04:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1691737444; x=1723273444; h=from:to:cc:subject:in-reply-to:references:date: message-id:mime-version; bh=4Xr6cIZyo61wgyWwJ7i4qiC/z2WsGhfm+zwlnh5+rFU=; b=jzcI6bRkBPCQDkTN5BPb0F5/adHsFwWyn2rOz5CpvWrhbhioCEB+vOSo ZQ5C+1Xq1IyVmfVneReWdbuh5NXcarNuLFnydLQUBIPIWzqBtyLXWeaB4 aAJpBwF5N5qSe1+ZjxVvCOSNSVufx3SNzOaTr91IuU/i7iR8UPS+zaFFT ElitwKh7aUx4XwpA5Fc3sjeHp08AzMRmSNRGxVJV8YFojRQnYrS8OpZPM KSEnz5+o9ZO8eezPmQ4HTmNUoDInTHc+1PvkcgpFznNYiod9QXkA+STfL c28JQmIp+5/C6cWvBexAYpnNF2R2NaA53qObUGESOEbpPvfRESFf+Ylnx Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10798"; a="374382974" X-IronPort-AV: E=Sophos;i="6.01,164,1684825200"; d="scan'208";a="374382974" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Aug 2023 00:04:04 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10798"; a="767569891" X-IronPort-AV: E=Sophos;i="6.01,164,1684825200"; d="scan'208";a="767569891" Received: from vboyerx-mobl3.ger.corp.intel.com (HELO localhost) ([10.252.49.153]) by orsmga001-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Aug 2023 00:03:59 -0700 From: Jani Nikula To: Thorsten Leemhuis , Mikhail Rudenko , Thomas Zimmermann , Neil Armstrong , Dmitry Baryshkov , Maarten Lankhorst , Maxime Ripard Cc: linux-kernel@vger.kernel.org, regressions@lists.linux.dev, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin , David Airlie , Daniel Vetter Subject: Re: [REGRESSION] HDMI connector detection broken in 6.3 on Intel(R) Celeron(R) N3060 integrated graphics In-Reply-To: Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: <87v8dmr6ty.fsf@gmail.com> Date: Fri, 11 Aug 2023 10:03:55 +0300 Message-ID: <87o7jeqcv8.fsf@intel.com> MIME-Version: 1.0 Content-Type: text/plain X-Spam-Status: No, score=-4.3 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 11 Aug 2023, Thorsten Leemhuis wrote: > [CCing the i915 maintainers and the dri maintainers] > > Hi, Thorsten here, the Linux kernel's regression tracker. > > On 10.08.23 21:33, Mikhail Rudenko wrote: >> The following is a copy an issue I posted to drm/i915 gitlab [1] two >> months ago. I repost it to the mailing lists in hope that it will help >> the right people pay attention to it. > > Thx for your report. Wonder why Dmitry (who authored a4e771729a51) or > Thomas (who committed it) it didn't look into this, but maybe the i915 > devs didn't forward the report to them. It was [1], but never followed up on, and fell between the cracks. :( BR, Jani. [1] https://lore.kernel.org/r/ZGIraoocR1gLCWjZ@intel.com > Let's see if these mails help. Just wondering: does reverting > a4e771729a51 from 6.5-rc5 or drm-tip help as well? > > BTW, there was an earlier report about a problem with a4e771729a51 that > afaics was never addressed, but it might be unrelated. > > https://lore.kernel.org/all/20230328023129.3596968-1-zhouzongmin@kylinos.cn/ > > Ciao, Thorsten > >> After kernel upgrade from 6.2.13 to 6.3 HDMI connector detection is >> broken for me. Issue is 100% reproducible: >> >> 1. Start system as usual with HDMI connected. >> 2. Disconnect HDMI >> 3. Connect HDMI back >> 4. Get "no signal" on display, connector status in sysfs is disconnected >> >> Curiously, running xrandr over ssh like >> >> ssh qnap251.local env DISPLAY=:0 xrandr >> >> makes display come back. drm-tip tip is affected as well (last test >> 2023-08-02). >> >> Bisecting points at a4e771729a51 ("drm/probe_helper: sort out poll_running vs poll_enabled"). >> Reverting that commit on top of 6.3 fixes the issue for me. >> >> System information: >> * System architecture: x86_64 >> * Kernel version: 6.3.arch1 >> * Linux distribution: Arch Linux >> * Machine: QNAP TS-251A, CPU: Intel(R) Celeron(R) CPU N3060 @ 1.60GHz >> * Display connector: single HDMI display >> * dmesg with debug information (captured on drm-tip, following above 4 steps): [2] >> * xrandr output: >> >> Screen 0: minimum 320 x 200, current 1920 x 1080, maximum 16384 x 16384 >> DP-1 disconnected (normal left inverted right x axis y axis) >> HDMI-1 connected primary 1920x1080+0+0 (normal left inverted right x axis y axis) 708mm x 398mm >> 1920x1080 60.00*+ 50.00 59.94 30.00 25.00 24.00 29.97 23.98 >> 1920x1080i 60.00 50.00 59.94 >> 1360x768 59.80 >> 1280x768 60.35 >> 1280x720 60.00 50.00 59.94 >> 1024x768 75.03 70.07 60.00 >> 832x624 74.55 >> 800x600 75.00 60.32 >> 720x576 50.00 >> 720x480 60.00 59.94 >> 640x480 75.00 60.00 59.94 >> 720x400 70.08 >> DP-2 disconnected (normal left inverted right x axis y axis) >> HDMI-2 disconnected (normal left inverted right x axis y axis)``` >> >> I'm willing to provide additional information and/or test fixes. >> >> [1] https://gitlab.freedesktop.org/drm/intel/-/issues/8451 >> [2] https://gitlab.freedesktop.org/drm/intel/uploads/fda7aff0b13ef20962856c2c7be51544/dmesg.txt >> >> #regzbot introduced: a4e771729a51 >> >> -- >> Best regards, >> Mikhail Rudenko -- Jani Nikula, Intel Open Source Graphics Center