From owner-freebsd-hackers@FreeBSD.ORG Mon Oct 20 01:11:38 2014 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id C2FEC2FC; Mon, 20 Oct 2014 01:11:38 +0000 (UTC) Received: from scorpius.renatoaguiar.net.br (unknown [IPv6:2604:5800:0:c:fcbe:cfff:fede:8ed4]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "scorpius.renatoaguiar.bet.br", Issuer "scorpius.renatoaguiar.bet.br" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 7D01ADC; Mon, 20 Oct 2014 01:11:38 +0000 (UTC) Received: from localhost (c-24-4-63-13.hsd1.ca.comcast.net [24.4.63.13]) (authenticated bits=0) by scorpius.renatoaguiar.net.br (8.14.7/8.14.7) with ESMTP id s9K1BQ37093096 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Sun, 19 Oct 2014 20:11:29 -0500 (CDT) (envelope-from renato@aguiar.info) References: <20141019102848.GR72082@e-new.0x20.net> <86d29ot9dg.fsf@aguiar.info> From: Renato Aguiar To: Adrian Chadd Subject: Re: help with backlight control and memory Date: Sun, 19 Oct 2014 18:05:45 -0700 In-reply-to: Message-ID: <86bnp7tuix.fsf@aguiar.info> MIME-Version: 1.0 Content-Type: text/plain Cc: "freebsd-hackers@freebsd.org" , Lars Engels , Wojciech Puchar X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 20 Oct 2014 01:11:38 -0000 Hi Adrian, No, I switched back to stable branch some months ago. I'm currently using 10.1-RC2. I've tried to test using snapshot install image, but my screen goes blank when I try to load i915kms without running Xorg. Is the xbacklight tool working for you on X230 as well? Thanks, Adrian Chadd writes: > Is this running the latest -HEAD? > > Yes, some extra code was glued into the i915kms / drm2 code from Linux > that correctly selected the right video output device for the > brightness controls. (the opcontrol patch that I committed a couple > months back.) > > The buttons don't work on my X series laptop, but the sysctl does. the > buttons work for others on other X series laptops. It's likely some > more ACPI and i915kms things need porting. > > > > -a > > > On 19 October 2014 07:34, Renato Aguiar wrote: >> Hi Lars, >> >> On my X230 I only can change brightness calling acpi directly using >> acpi_call. Did you make some additional configuration to be able to use >> sysctl to control brightness? >> >> Thanks, >> >> Lars Engels writes: >> >>> On Sat, Oct 18, 2014 at 11:03:38PM +0200, Wojciech Puchar wrote: >>>> tried. jsut after kernel is loaded backlight control keys stops working. >>>> tried loading every acpi_* kernel module that is available, with no >>>> results >>> >>> On my X230 running HEAD brightness keys only work when acpi_video.ko is >>> _not_ loaded. When it is loaded, I can control brightness with sysctl, >>> though. >> >> -- >> Renato Aguiar > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org" -- Renato Aguiar