From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752640AbcIOPeS convert rfc822-to-8bit (ORCPT ); Thu, 15 Sep 2016 11:34:18 -0400 Received: from mondschein.lichtvoll.de ([194.150.191.11]:49839 "EHLO mail.lichtvoll.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750922AbcIOPeK (ORCPT ); Thu, 15 Sep 2016 11:34:10 -0400 From: Martin Steigerwald To: Jani Nikula Cc: Pavel Machek , kernel list , daniel.vetter@intel.com, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, "Rafael J. Wysocki" Subject: Re: 4.8-rc1: it is now common that machine needs re-run of xrandr after resume Date: Thu, 15 Sep 2016 17:34:05 +0200 Message-ID: <5982533.muSuxQdgoA@merkaba> User-Agent: KMail/5.2.3 (Linux/4.8.0-rc6-tp520-btrfstrim+; KDE/5.25.0; x86_64; ; ) In-Reply-To: <87h99iraw4.fsf@intel.com> References: <20160913202350.GA30707@amd> <87h99isuv2.fsf@intel.com> <87h99iraw4.fsf@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8BIT Content-Type: text/plain; charset="iso-8859-1" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am Mittwoch, 14. September 2016, 14:14:35 CEST schrieb Jani Nikula: > On Wed, 14 Sep 2016, Jani Nikula wrote: > > On Wed, 14 Sep 2016, Pavel Machek wrote: > >> For the "sometimes need xrandr after resume": I don't think I can > >> bisect that. It only happens sometimes :-(. But there's something > >> helpful in the logs: > >> > >> [ 1856.218863] [drm:drm_edid_block_valid] *ERROR* EDID checksum is > >> invalid, remainder is 130 > >> [ 1856.218863] Raw EDID: > >> [ 1856.218863] 00 ff ff ff ff ff ff 00 ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] [drm:drm_edid_block_valid] *ERROR* EDID checksum is > >> invalid, remainder is 130 > >> [ 1856.218863] Raw EDID: > >> [ 1856.218863] 00 ff ff ff ff ff ff 00 ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] [drm:drm_edid_block_valid] *ERROR* EDID checksum is > >> invalid, remainder is 130 > >> [ 1856.218863] Raw EDID: > >> [ 1856.218863] 00 ff ff ff ff ff ff 00 ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] [drm:drm_edid_block_valid] *ERROR* EDID checksum is > >> invalid, remainder is 130 > >> [ 1856.218863] Raw EDID: > >> [ 1856.218863] 00 ff ff ff ff ff ff 00 ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > >> [ 1856.218863] i915 0000:00:02.0: HDMI-A-1: EDID block 0 invalid. > > > > Pavel, Martin, do you always see this when the display fails to resume? > > Is it HDMI/DVI for both of you? > > Please try this patch, backported from our next. Was busy up to now, and weekend also quite full already. Thing is: I didnīt see this blank screen thing with 4.8-rc6 so far. And I did not have above EDID stuff in my log either. So I first wait whether I see blank screen again and if so, then know that a test would make sense. Maybe I see it before I complete a rc7 or rc8 (if there will be one), then I would include the patch of course. -- Martin From mboxrd@z Thu Jan 1 00:00:00 1970 From: Martin Steigerwald Subject: Re: 4.8-rc1: it is now common that machine needs re-run of xrandr after resume Date: Thu, 15 Sep 2016 17:34:05 +0200 Message-ID: <5982533.muSuxQdgoA@merkaba> References: <20160913202350.GA30707@amd> <87h99isuv2.fsf@intel.com> <87h99iraw4.fsf@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <87h99iraw4.fsf@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Jani Nikula Cc: intel-gfx@lists.freedesktop.org, "Rafael J. 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