From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pigeon.gentoo.org ([208.92.234.80] helo=lists.gentoo.org) by finch.gentoo.org with esmtp (Exim 4.60) (envelope-from ) id 1NmP0K-0005TK-Gw for garchives@archives.gentoo.org; Tue, 02 Mar 2010 10:07:04 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 24680E0B52 for ; Tue, 2 Mar 2010 10:07:04 +0000 (UTC) Received: from mail-iw0-f188.google.com (mail-iw0-f188.google.com [209.85.223.188]) by pigeon.gentoo.org (Postfix) with ESMTP id 4CFB6E08E2 for ; Tue, 2 Mar 2010 09:58:17 +0000 (UTC) Received: by iwn26 with SMTP id 26so49846iwn.9 for ; Tue, 02 Mar 2010 01:58:17 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:message-id:subject:from:to:content-type :content-transfer-encoding; bh=fVbFEZ2aPbnpV1ZmU+TtU7273G0GnqWGOo/dbDhBBIY=; b=LVzma3F6MWsjUWHNJeizqRjd2xQ9exLKW6Fu3YyGtLCvcXVwHSmgn4JzqiKxTI8Rw9 h0T1bZR11sKEq7Fzao2fzyssDlWSw6WyjMoA6Is+SVf+LLrSKOSVc8q2CpCj59/eTAal rp2hiVAYRmQ0HojuPy523maLQD1vOUPRiL13c= DomainKey-Signature: a=rsa-sha1; c=nofws; d=googlemail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type:content-transfer-encoding; b=qH8vRGy9YcK+jp94L9JANw/ZmDTyHOt9qpapoAG6j6KoEcW9OMwR/v3WSdlsLss87i JfjD83xWExpQSvKKIJSuhov9vbwtEBygotOguN8FAs70JEVe3TuLpQCL5Xc3x3ftcVjW bHQMYzRG9tcVCWFwtWC98ubeHRfjwZgbVRTxA= Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 Received: by 10.231.160.205 with SMTP id o13mr157626ibx.13.1267523896622; Tue, 02 Mar 2010 01:58:16 -0800 (PST) In-Reply-To: <20100228133239.GA4766@Lister> References: <53e35fd51002271839q14cc7136pcf2f9ced9d1ed74e@mail.gmail.com> <201002281415.19098.Warp_7@gmx.de> <20100228133239.GA4766@Lister> Date: Tue, 2 Mar 2010 17:58:16 +0800 Message-ID: <53e35fd51003020158y43b1e03cr210c9bd611db740@mail.gmail.com> Subject: Re: [gentoo-user] power management cannot change LCD brightness From: Xi Shen To: gentoo-user@lists.gentoo.org Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Archives-Salt: 17794a62-4799-4776-b2a1-298ce1c55f49 X-Archives-Hash: 9c30e4bfca6a5e5fa418de317eda6e11 On Sun, Feb 28, 2010 at 9:32 PM, wrote: > Hi, > fisrt see if proc and your kernel has it right, do: > =C2=A0cat =C2=A0/proc/acpi/video/GFX0/DD02/brightness i found a similar file at /proc/acpi/video/VID1/LCD0/brightness. i think they are the same :) > > should give something like > > levels: =C2=A013 25 38 50 63 75 88 100 > current: 13 > > if that works, check permissions on the file and try to echo a level > number to it.. > > echo 13 > /proc/acpi/video/GFX0/DD02/brightness > > it it changes then its down to the app, check the use flags of the app, > and see whats missing. > what use flag should i check? i have acpi already, and just have apm, pmu, nvidia, lm_sensors added. i guess this should be everything. > good luck > > > -- > Regards, > Roundyz > > --=20 Best Regards, David Shen http://twitter.com/davidshen84/