From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759687Ab2CWTc4 (ORCPT ); Fri, 23 Mar 2012 15:32:56 -0400 Received: from mx1.redhat.com ([209.132.183.28]:36388 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757301Ab2CWTcz (ORCPT ); Fri, 23 Mar 2012 15:32:55 -0400 From: Matthew Garrett To: linux-kernel@vger.kernel.org Cc: airlied@redhat.com, ajax@redhat.com Subject: Handle multi-GPU EFI systems better Date: Fri, 23 Mar 2012 15:32:34 -0400 Message-Id: <1332531158-2319-1-git-send-email-mjg@redhat.com> X-SA-Do-Not-Run: Yes X-SA-Exim-Connect-IP: 209.6.41.104 X-SA-Exim-Mail-From: mjg@redhat.com 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 Right now we assume that the GPU with the legacy VGA routing is the active video device. This holds for BIOS systems, but falls down quite badly on EFI-based systems. This patchset adds support for cleaning that up and has been confirmed to work on an Apple machine with dual GPUs. -- Matthew Garrett | mjg59@srcf.ucam.org