Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756069Ab2HPOep (ORCPT ); Thu, 16 Aug 2012 10:34:45 -0400 Received: from mail-we0-f174.google.com ([74.125.82.174]:49484 "EHLO mail-we0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752002Ab2HPOem (ORCPT ); Thu, 16 Aug 2012 10:34:42 -0400 Date: Thu, 16 Aug 2012 16:35:03 +0200 From: Daniel Vetter To: Jani Nikula Cc: maciej.rutecki@gmail.com, alferpal@gmail.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, daniel@ffwll.ch Subject: Re: [PATCH 2/2] drm/i915: fall back to bit-banging if GMBUS fails in CRT EDID reads Message-ID: <20120816143503.GC5083@phenom.ffwll.local> Mail-Followup-To: Jani Nikula , maciej.rutecki@gmail.com, alferpal@gmail.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org References: <03e17075b1252d819178316c8b2a12573e59ddca.1344852255.git.jani.nikula@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <03e17075b1252d819178316c8b2a12573e59ddca.1344852255.git.jani.nikula@intel.com> X-Operating-System: Linux phenom 3.4.0-rc3+ User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1286 Lines: 37 On Mon, Aug 13, 2012 at 01:22:35PM +0300, Jani Nikula wrote: > GMBUS was enabled over bit-banging as the default in commits: > > commit c3dfefa0a6d235bd465309e12f4c56ea16e71111 > Author: Daniel Vetter > Date: Tue Feb 14 22:37:25 2012 +0100 > > drm/i915: reenable gmbus on gen3+ again > > and > > commit 0fb3f969c8683505fb7323c06bf8a999a5a45a15 > Author: Daniel Vetter > Date: Fri Mar 2 19:38:30 2012 +0100 > > drm/i915: enable gmbus on gen2 > > Unfortunately, GMBUS seems to fail on some CRT displays. Add a bit-banging > fallback to CRT EDID reads. > > LKML-Reference: <201207251020.47637.maciej.rutecki@gmail.com> > Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=45881 > Signed-off-by: Jani Nikula Patches applied to -fixes with the tested-by result from the bug report. I've also put a cc: stable on both of them, since the regression is already in 3.4. Thanks, Daniel -- Daniel Vetter Mail: daniel@ffwll.ch Mobile: +41 (0)79 365 57 48 -- 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/