Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753675Ab2HCQ1I (ORCPT ); Fri, 3 Aug 2012 12:27:08 -0400 Received: from cavan.codon.org.uk ([93.93.128.6]:50683 "EHLO cavan.codon.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752398Ab2HCQ1G (ORCPT ); Fri, 3 Aug 2012 12:27:06 -0400 Date: Fri, 3 Aug 2012 17:27:02 +0100 From: Matthew Garrett To: dri-devel@lists.freedesktop.org, Daniel Vetter , David Airlie , linux-kernel@vger.kernel.org, Andreas Heider Subject: Re: [RFC PATCH 3/5] drm/i915: register LVDS connector even if we can't get a panel mode 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 Content-Disposition: inline In-Reply-To: <20120803162451.GF8165@thinkpad-t410> User-Agent: Mutt/1.5.20 (2009-06-14) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: mjg59@cavan.codon.org.uk X-SA-Exim-Scanned: No (on cavan.codon.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 865 Lines: 19 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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/