From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: Re: Manual control of LVDS pixel formats and dual channel mode Date: Wed, 13 Apr 2011 08:42:56 +0100 Message-ID: <1bdc18$k6v1gd@fmsmga002.fm.intel.com> References: <1302649260-11996-1-git-send-email-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTP id 5674F9E764 for ; Wed, 13 Apr 2011 00:42:59 -0700 (PDT) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org To: Mike Isely Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org On Wed, 13 Apr 2011 02:27:18 -0500 (CDT), Mike Isely wrote: > Keep in mind that if the probe action is returning wrong results, that's > worse than no results. This isn't a question about "supplying missing > data" so much as it a case of "overriding bad data". Without that fixed > mode disabling ability, it is very possible that the panel will simply > be set up wrong with a corrupted display, with no possible means for the > user to repair the problem. That's what led me to make the change, and > that same change had been living peacefully in the userspace xorg > driver, up until the point that UMS had been removed from it. Right now > without the ability to disable fixed mode there simply *is no* > workaround. Point taken. If we can't get a resolution on i915.lvds_fixed_mode= within the next week, let's focus on the workaround instead. -Chris -- Chris Wilson, Intel Open Source Technology Centre