Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756311Ab1CMNCH (ORCPT ); Sun, 13 Mar 2011 09:02:07 -0400 Received: from mail-fx0-f46.google.com ([209.85.161.46]:57758 "EHLO mail-fx0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752948Ab1CMNCE (ORCPT ); Sun, 13 Mar 2011 09:02:04 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:content-type:content-transfer-encoding; b=fcpxgqYG5c8/Y3HAwOw40Ii+29gSV0pggUU6MFRo7kPKOEH/xg7uCloNU5u+2e4XKK l+foCrrJ15acrYqbGIqxIVqIYUqoGnuBVFcKds2upmWGMyPL4om94bAOqDHAFsOHzeNI b7SB6oL1I0RZI9Hg+wxBySAEeIBTe+tG2uvMM= Message-ID: <4D7CC048.805@gmail.com> Date: Sun, 13 Mar 2011 15:02:00 +0200 From: Nikolai Kondrashov User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.16) Gecko/20101227 Icedove/3.0.11 MIME-Version: 1.0 To: =?UTF-8?B?UmljaGFyZCBTY2jDvHR6?= CC: Greg KH , Matthew Garrett , Randy Dunlap , linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org Subject: Re: [PATCH] Platform: add Samsung Laptop platform driver References: <20110310171940.GA24972@kroah.com> <4D790A20.3050105@gmail.com> <20110310180959.GA26927@kroah.com> <4D793D05.3070908@gmail.com> <20110310211519.GA11862@kroah.com> <4D79CB47.2030405@gmail.com> <20110311170313.GA10202@kroah.com> <4D7A72E3.1050407@gmail.com> <20110311193433.GB14204@kroah.com> <4D7A8419.6080107@gmail.com> <20110311203032.GA14384@kroah.com> <4D7C9668.3000902@gmail.com> <4D7CA2A8.4010700@t-online.de> In-Reply-To: <4D7CA2A8.4010700@t-online.de> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 580 Lines: 17 On 03/13/2011 12:55 PM, Richard Schütz wrote: > That sounds like the driver is interfering with the ACPI video driver. > Add "acpi_backlight=vendor" to your kernel boot parameters and try again. Thank you, this helped :) Greg, is it OK that both 0 and 1 backlight values have the same effect on brightness? Thanks. Sincerely, Nick -- 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/