From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Garrett Subject: Re: [RFC PATCH 3/5] drm/i915: register LVDS connector even if we can't get a panel mode Date: Fri, 3 Aug 2012 17:27:02 +0100 Message-ID: <20120803162702.GA22896@srcf.ucam.org> References: <1344009741-14248-1-git-send-email-seth.forshee@canonical.com> <1344009741-14248-4-git-send-email-seth.forshee@canonical.com> <20120803161416.GA22563@srcf.ucam.org> <20120803162451.GF8165@thinkpad-t410> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20120803162451.GF8165@thinkpad-t410> Sender: linux-kernel-owner@vger.kernel.org To: dri-devel@lists.freedesktop.org, Daniel Vetter , David Airlie , linux-kernel@vger.kernel.org, Andreas Heider List-Id: dri-devel@lists.freedesktop.org On Fri, Aug 03, 2012 at 11:24:51AM -0500, Seth Forshee wrote: > This is one of the things I wasn't so sure about. There are various > checks in intel_lvds_init() that can cause it to bail out before we try > to get the EDID, and I don't fully understand all of them. If non-laptop > machines are expected to bail out before the EDID check then the > approach I've taken seems reasonable. Otherwise adding a quirk probably > is a good idea. I know we've previously had problems with machines with phantom LVDS hardware, but I'm not sure what the current state of affairs is. -- Matthew Garrett | mjg59@srcf.ucam.org