From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755571AbcAIRjR (ORCPT ); Sat, 9 Jan 2016 12:39:17 -0500 Received: from out4-smtp.messagingengine.com ([66.111.4.28]:41995 "EHLO out4-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754236AbcAIRjP convert rfc822-to-8bit (ORCPT ); Sat, 9 Jan 2016 12:39:15 -0500 Message-Id: <1452361154.673684.487414482.6CCEAE4B@webmail.messagingengine.com> X-Sasl-Enc: 8D046RS/pKnZqGzNaLRuoI438K3BuwkBApbeNP2WLBLf 1452361154 From: Henrique de Moraes Holschuh To: Pavel Machek , =?ISO-8859-1?Q?Pali=20Roh=E1r?= Cc: Darren Hart , ibm-acpi-devel@lists.sourceforge.net, platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org, "Fabio D'Urso" MIME-Version: 1.0 Content-Transfer-Encoding: 8BIT Content-Type: text/plain; charset="ISO-8859-1" X-Mailer: MessagingEngine.com Webmail Interface - ajax-6cda141f In-Reply-To: <20160104201231.GB5847@amd> References: <1450982818-11694-1-git-send-email-pali.rohar@gmail.com> <20160104201231.GB5847@amd> Subject: Re: [PATCH] thinkpad_acpi: Add support for keyboard backlight Date: Sat, 09 Jan 2016 15:39:14 -0200 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jan 4, 2016, at 18:12, Pavel Machek wrote: > > This patch adds support for controlling keyboard backlight via standard > > linux led class interface (::kbd_backlight). It uses ACPI HKEY device with > > MLCG and MLCS methods. > > > > Signed-off-by: Pali Rohár > > Tested-by: Fabio D'Urso > > On my thinkpad, keyboard light is controlled by > > /sys/class/leds/tpacpi\:\:thinklight/brightness > > (that's a bad name). That's because the driver was not updated to support your laptop, AND I don't recall if someone mapped the full behavior of the ACPI thinklight interface in your thinkpad :-( -- "One disk to rule them all, One disk to find them. One disk to bring them all and in the darkness grind them. In the Land of Redmond where the shadows lie." -- The Silicon Valley Tarot Henrique Holschuh