From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751687AbcBKJ0q (ORCPT ); Thu, 11 Feb 2016 04:26:46 -0500 Received: from mga14.intel.com ([192.55.52.115]:42881 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751427AbcBKJ0n (ORCPT ); Thu, 11 Feb 2016 04:26:43 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.22,430,1449561600"; d="scan'208";a="912947031" Date: Thu, 11 Feb 2016 11:26:39 +0200 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= To: Oleksandr Natalenko Cc: Daniel Vetter , intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Daniel Vetter Subject: Re: [REGRESSION] i915: No HDMI output with 4.4 Message-ID: <20160211092639.GX23290@intel.com> References: <7a014cef15d5c99ef7ff33f11968d02c@natalenko.name> <20160209101136.GR11240@phenom.ffwll.local> <20160211082105.GC11240@phenom.ffwll.local> <4a6e01cc374f7a120b5baab7b41f1951@natalenko.name> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <4a6e01cc374f7a120b5baab7b41f1951@natalenko.name> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Feb 11, 2016 at 10:54:08AM +0200, Oleksandr Natalenko wrote: > Daniel, > > I've already tried Ville's patch you've mentioned with no luck. > > Kindly find unpatched v4.5-rc3 dmesg with drm debug enabled here: [1] > > [1] https://gist.github.com/efb44b7c6bc325978b80 That's an IVB. So no wonder my patch doesn't help. Can you grab another dmesg after disconnecting and reconnecting the HDMI cable? > > 11.02.2016 10:21, Daniel Vetter wrote: > > Please boot with drm.debug=0xe and attach the dmesg. Also please test > > the > > patch later on in this thread: > > > > https://lkml.org/lkml/2016/2/9/587 > > > > Ville is working on a proper fix for this specific case. But could be > > that > > you're hitting yet another issue. -- Ville Syrjälä Intel OTC