Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752723AbaBYICF (ORCPT ); Tue, 25 Feb 2014 03:02:05 -0500 Received: from mga01.intel.com ([192.55.52.88]:1185 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751489AbaBYICD (ORCPT ); Tue, 25 Feb 2014 03:02:03 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.97,538,1389772800"; d="scan'208";a="487603813" From: Jani Nikula To: Paul Bolle , Josh Boyer Cc: Daniel Vetter , intel-gfx@lists.freedesktop.org, "Linux-Kernel\@Vger. Kernel. Org" , DRI mailing list Subject: Re: 3.13 i915 brightness settings broken when going from docked -> undocked In-Reply-To: <1392882819.5070.15.camel@x220> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: <1392882819.5070.15.camel@x220> User-Agent: Notmuch/0.17+61~gab0de040c7c1 (http://notmuchmail.org) Emacs/23.3.1 (x86_64-pc-linux-gnu) Date: Tue, 25 Feb 2014 10:05:57 +0200 Message-ID: <878usz8vmi.fsf@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 20 Feb 2014, Paul Bolle wrote: > On an (rather old) ThinkPad X41, which also uses i915, brightness > adjustments stopped working altogether in v3.14-rc1 (I haven't used its > docking station in the v3.14 release cycle). In v3.13.y things behave as > expected. So perhaps there's actually a more general problem here. I presume different problems. Does the ThinkPad X41 have gen3 graphics? (See e.g. /sys/kernel/debug/dri/0/i915_capabilities) If yes, it might be https://bugs.freedesktop.org/show_bug.cgi?id=75001 BR, Jani. -- Jani Nikula, Intel Open Source Technology Center -- 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/