Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756885Ab3JNPse (ORCPT ); Mon, 14 Oct 2013 11:48:34 -0400 Received: from mail-by2lp0241.outbound.protection.outlook.com ([207.46.163.241]:25299 "EHLO na01-by2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750814Ab3JNPsd (ORCPT ); Mon, 14 Oct 2013 11:48:33 -0400 From: Matthew Garrett To: "mzxreary@0pointer.de" CC: "lenb@kernel.org" , "linux-kernel@vger.kernel.org" , "aaron.lu@intel.com" , "rjw@sisk.pl" , "linux-acpi@vger.kernel.org" , "rjw@rjwysocki.net" , "platform-driver-x86@vger.kernel.org" Subject: Re: [PATCH] acpi/video: Add Lenovo IdeaPad Yoga 13 to acpi video detect blacklist Thread-Topic: [PATCH] acpi/video: Add Lenovo IdeaPad Yoga 13 to acpi video detect blacklist Thread-Index: AQHOyPTTwoZocAQWI0+DUE6MP47EFw== Date: Mon, 14 Oct 2013 15:48:28 +0000 Message-ID: <1381765708.24317.1.camel@x230.lan> References: <20131014005505.GA30503@tango.0pointer.de> <525B44C0.3010204@intel.com> <20131014022325.GA2248@tango.0pointer.de> <525B58BE.5050009@intel.com> <20131014034927.GA3638@tango.0pointer.de> <525B703E.7080102@intel.com> <20131014153621.GA7758@tango.0pointer.de> In-Reply-To: <20131014153621.GA7758@tango.0pointer.de> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [209.6.207.143] x-forefront-prvs: 0999136621 x-forefront-antispam-report: SFV:NSPM;SFS:(377424004)(24454002)(199002)(189002)(19580405001)(19580395003)(83072001)(83322001)(80976001)(36756003)(74502001)(47446002)(31966008)(74876001)(74662001)(66066001)(74366001)(80022001)(49866001)(79102001)(46102001)(51856001)(56816003)(63696002)(77096001)(47976001)(50986001)(81816001)(65816001)(47736001)(85306002)(54356001)(74706001)(4396001)(54316002)(81342001)(56776001)(69226001)(81686001)(53806001)(76796001)(76786001)(33646001)(81542001)(76482001)(59766001)(77982001);DIR:OUT;SFP:;SCL:1;SRVR:BY2PR05MB222;H:BY2PR05MB222.namprd05.prod.outlook.com;CLIP:209.6.207.143;FPR:;RD:InfoNoRecords;A:1;MX:1;LANG:en; Content-Type: text/plain; charset="utf-8" Content-ID: <482529D0A601B84388C191DD4F19FDEE@namprd05.prod.outlook.com> MIME-Version: 1.0 X-OriginatorOrg: nebula.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by mail.home.local id r9EFmeXI016328 Content-Length: 766 Lines: 15 On Mon, 2013-10-14 at 17:36 +0200, Lennart Poettering wrote: > Sorry, still not getting this. How should this ever work if the intel > video driver is compiled as kmod? That means that it isn't clear at all > when the kmod is going to be loaded or if it is loaded at all, you > cannot delay the registration of the acpi backlight that long, since the > time you'd have to wait is basically unbounded... See the intel_opregion_present() code in drivers/acpi/video.c. The ACPI driver won't bind to Intel hardware until i915 indicates that it should do so. -- Matthew Garrett ????{.n?+???????+%?????ݶ??w??{.n?+????{??G?????{ay?ʇڙ?,j??f???h?????????z_??(?階?ݢj"???m??????G????????????&???~???iO???z??v?^?m???? ????????I?