From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753577Ab1EKUAd (ORCPT ); Wed, 11 May 2011 16:00:33 -0400 Received: from earthlight.etchedpixels.co.uk ([81.2.110.250]:38876 "EHLO www.etchedpixels.co.uk" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752218Ab1EKUAU (ORCPT ); Wed, 11 May 2011 16:00:20 -0400 Date: Wed, 11 May 2011 21:01:39 +0100 From: Alan Cox To: Patrik Jakobsson Cc: Alan Cox , greg@kroah.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH] gma500: Skip bogus LVDS VBT mode and check for LVDS before adding backlight Message-ID: <20110511210139.4a7dc6b4@lxorguk.ukuu.org.uk> In-Reply-To: <20110511195808.GA5691@patrik-macbook> References: <20110511172053.GA3557@patrik-macbook> <20110511185553.5260805f@bob.linux.org.uk> <20110511195808.GA5691@patrik-macbook> X-Mailer: Claws Mail 3.7.8 (GTK+ 2.22.0; x86_64-redhat-linux-gnu) Face: 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 Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > Backlight is only disabled in case no LVDS modes can be found. And in that > case, no LVDS connector gets added. Am I understanding you correctly if > "in theory" means LVDS can be hotplugged? In that case we have to call > psb_intel_lvds_init when hotplug occurs so the output gets added. If so, we > should put psb_backlight_init() there. I'm not sure anyone would have a reason to so I don't think anything needs doing but tagging it as a /* FIXME */ to check and sort out eventually.