From owner-freebsd-desktop@FreeBSD.ORG Tue May 15 09:54:30 2012 Return-Path: Delivered-To: freebsd-desktop@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 06583106567B; Tue, 15 May 2012 09:54:30 +0000 (UTC) (envelope-from develloper.unix@hotmail.fr) Received: from blu0-omc1-s33.blu0.hotmail.com (blu0-omc1-s33.blu0.hotmail.com [65.55.116.44]) by mx1.freebsd.org (Postfix) with ESMTP id ACB318FC21; Tue, 15 May 2012 09:54:29 +0000 (UTC) Received: from BLU0-SMTP221 ([65.55.116.9]) by blu0-omc1-s33.blu0.hotmail.com with Microsoft SMTPSVC(6.0.3790.4675); Tue, 15 May 2012 02:54:28 -0700 X-Originating-IP: [163.5.191.32] X-Originating-Email: [develloper.unix@hotmail.fr] Message-ID: Received: from freebsd-schwer-q.local ([163.5.191.32]) by BLU0-SMTP221.phx.gbl over TLS secured channel with Microsoft SMTPSVC(6.0.3790.4675); Tue, 15 May 2012 02:54:26 -0700 Date: Tue, 15 May 2012 11:54:23 +0200 From: Quentin Schwerkolt User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:12.0) Gecko/20120513 Thunderbird/12.0.1 MIME-Version: 1.0 To: Lawrence Stewart References: <4FB223BD.3070208@freebsd.org> In-Reply-To: <4FB223BD.3070208@freebsd.org> X-Enigmail-Version: 1.5pre Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 15 May 2012 09:54:26.0365 (UTC) FILETIME=[B68F26D0:01CD3280] Cc: freebsd-desktop@freebsd.org Subject: Re: How is monitor brightness is controlled ? X-BeenThere: freebsd-desktop@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Using and improving FreeBSD on the desktop List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 15 May 2012 09:54:30 -0000 The sysctl key for brightness run under X? I have never succeeded to increase or decrease the screen brightness under X. I must use a tty for perform it. Cordially. Q. Schwerkolt On 05/15/12 11:37, Lawrence Stewart wrote: > On 05/13/12 17:55, Yevgen Krapiva wrote: >> Hi everyone. >> >> Could somebody tell me what thing in FreeBSD is managing the monitor >> brightess ? > > Given that the function keys don't work, check if you have any relevant > sysctl options to play with. Most likely to find them under hw.acpi, but > try grepping "sysctl -a" output for bright or lcd to see if anything > comes up. > >> I've got Dell Inspiron laptop, FreeBSD 9.0 RELEASE and KDE4. >> Pressing the functional combintation of Fn+F4/F5 does not have any >> effect. >> In order to understand what's wrong I need to know in what direction I >> should move. > > Getting the fn keys working requires some ACPI voodoo I'm not familiar > with, so I'll have to defer to someone else to advise on that. The info > at [1] might be a good starting point. The fn keys on my Toshiba R600 > laptop started working only after I loaded the acpi_toshiba.ko kernel > module. I note there's no similar module for Dell's so getting them > working will probably require some fiddling. > > Cheers, > Lawrence > > [1] > http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/acpi-debug.html > _______________________________________________ > freebsd-desktop@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-desktop > To unsubscribe, send any mail to "freebsd-desktop-unsubscribe@freebsd.org" > >