From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752942Ab3LBNhN (ORCPT ); Mon, 2 Dec 2013 08:37:13 -0500 Received: from nm16-vm6.bullet.mail.ne1.yahoo.com ([98.138.91.109]:38284 "HELO nm16-vm6.bullet.mail.ne1.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1751515Ab3LBNhI (ORCPT ); Mon, 2 Dec 2013 08:37:08 -0500 X-Greylist: delayed 388 seconds by postgrey-1.27 at vger.kernel.org; Mon, 02 Dec 2013 08:37:08 EST X-Yahoo-Newman-Property: ymail-3 X-Yahoo-Newman-Id: 342666.54328.bm@omp1041.mail.ne1.yahoo.com DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com; h=X-YMail-OSG:Received:X-Rocket-MIMEInfo:X-Mailer:References:Message-ID:Date:From:Reply-To:Subject:To:Cc:In-Reply-To:MIME-Version:Content-Type; b=tTLpYlKnAH7xSYNtGNl1YDc+MN6WMLhZ8TECMNxjL7OANo8yZ8iruEKxGRuPlpx4A5CeteWr9Pvx2nDNp+EkhL+nuwqyVuUmHIMN6rtlm252GXAilvfCdek5Ytx5pPGBFyIqviw8THGi3+z7Osc1xePY4ivbV121i+iTA2/BINQ=; X-YMail-OSG: 63vu_4MVM1m36gwareLD3I9QkM7Oqde7yku4CjYG5XEW95p nRRvoNNvWyiY5oAd_yLx2DUehj948o_Q7BtLChmeIuAqGJru1WkTHZUgcO1s iEpFxyDMzNsOG_aRz7EhhmNMhCsfew8YzrgOvorYHV7gL1i7RD6fNxfgb7eB BYDQcPoXGhtiIPCrrGwJKH82rKhkGl8O71OSwYqOphpp8l_3rR.Z0tilPgfv wVDEaX2VUGDwarzreE9WpwiUDp1RdLHYR1egLl_AwQRJIoXB.pF2w_uFEKDP bWEqpgDBRZ3DYJQTGhEa0rcQkptR.idopg2FNOP6Fd2nUB0QWDum75AJdd0y rYxNQJLhghCayc0ZMNiYlLmEKShppXTiF5AVet1mm2WaKfZV9WsSfZUEdt3y KwjWx67uZ2oUZy9WmprNvn2EsO_qlU3JbYMZwvXzoXjT1oVeIsVxsr_PqIxc gEZ2Sv7kPgS4N2SG8_AqY1ASb3hsDDSFDvgxF6bsNASZg13oRvSKzj7sWgRD 6Tou1fvwxi5wMnl6kp.pgZxTFYBLJ1rUuEEYp2v5j8l9WM2cK4dNWKvQhmLO W36F2KentR2zEfKemCXxp8PwAXwybAtY0PIY- X-Rocket-MIMEInfo: 002.001,CgoKPk9uIFN1bmRheSwgRGVjZW1iZXIgMSwgMjAxMyA4OjQzIFBNLCBBbGV4IERhdmlzIDxhbGV4MTQ2NDFAeWFob28uY29tPiB3cm90ZToKPkkgaGF2ZSBhIERlbGwgSW5zcGlyb24gTjcwMTAgTGFwdG9wIHdpdGggSW50ZWwgZ3JhcGhpY3MuIFdoZW4gdGhlIGRlbGwtbGFwdG9wIG1vZHVsZSBpcyA.bG9hZGVkLAo.dHdvIGJhY2tsaWdodCBkZXZpY2UgZGV2aWNlcyBhcmUgY3JlYXRlZDsgZGVsbF9iYWNrbGlnaHQsIGFuZCBpbnRlbF9iYWNrbGlnaHQgZnJvbSB0aGUgPkludGVsCj5ncmFwaGljcyBkcml2ZXIBMAEBAQE- X-Mailer: YahooMailWebService/0.8.167.602 References: <1385948627.51494.YahooMailNeo@web160404.mail.bf1.yahoo.com> Message-ID: <1385991037.32894.YahooMailNeo@web160406.mail.bf1.yahoo.com> Date: Mon, 2 Dec 2013 05:30:37 -0800 (PST) From: Alex Davis Reply-To: Alex Davis Subject: Re: [PATCH 1/1] dell_laptop: add disable_backlight module parameter To: "mjg59@srcf.ucam.org" Cc: "linux-kernel@vger.kernel.org" In-Reply-To: <1385948627.51494.YahooMailNeo@web160404.mail.bf1.yahoo.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >On Sunday, December 1, 2013 8:43 PM, Alex Davis wrote: >I have a Dell Inspiron N7010 Laptop with Intel graphics. When the dell-laptop module is >loaded, >two backlight device devices are created; dell_backlight, and intel_backlight from the >Intel >graphics driver. The dell_backlight device is non-functional, but the graphics subsystem >uses >it instead of the functioning intel_backlight device. The result is that, when running >KDE, >screen dimming does not work. I've added a module parameter, disable_backlight, which when >true will disable the dell_backlight device, and leave only the intel_backlight: with >this, >screen dimming works. > >Signed-off-by: Alex Davis This patch is against 3.10.