From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: External monitor issues with 3.17-rc4 and i915 module Date: Wed, 17 Sep 2014 11:39:57 +0300 Message-ID: <87vbomvdwi.fsf@intel.com> References: <20140909215430.GA3710@linux-g29b.site> <20140916095419.GA8548@linux-g29b.site> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTP id A551B6E4D2 for ; Wed, 17 Sep 2014 01:40:06 -0700 (PDT) In-Reply-To: <20140916095419.GA8548@linux-g29b.site> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: "Carlos R. Mafra" , LKML Cc: David Airlie , Daniel Vetter , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org On Tue, 16 Sep 2014, "Carlos R. Mafra" wrote: > Hi, the same happens with 3.17-rc5. The kernel is unfortunately > unusable with my external monitor because after some plug, unplug > and suspend to RAM cycles the behaviour is not good (sometimes > it freezes, sometimes X needs a restart). > > Sorry to ask, but is there someone looking at this? I can provide > more information if necessary. Please file a new bug against DRM/Intel at [1] so we don't lose track of it. Is this a regression? Which version worked? Can you do a bisect? Please attach full dmesg with drm.debug=0xe module parameter set from early boot to the problem. BR, Jani. [1] https://bugs.freedesktop.org/enter_bug.cgi?product=DRI -- Jani Nikula, Intel Open Source Technology Center