From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mattia Dongili Subject: Re: no brightness with acpi video since 3.3 [was Re: Issues with the sony-platform module] Date: Fri, 15 Jun 2012 20:36:38 +0900 Message-ID: <20120615113637.GA5904@kamineko.org> References: <4FDA2051.3050108@babioch.de> <20120614203914.GA2645@kamineko.org> <4FDAE7FE.5030706@babioch.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <4FDAE7FE.5030706@babioch.de> Sender: platform-driver-x86-owner@vger.kernel.org To: Karol Babioch Cc: platform-driver-x86@vger.kernel.org, ACPI Devel Mailing List List-Id: linux-acpi@vger.kernel.org On Fri, Jun 15, 2012 at 09:45:02AM +0200, Karol Babioch wrote: > Hi, > > it seems that the first version was blocked due to the attachments, > which were quite big, so I'm resending this without any attachments this > time. You'll find links to the files over on pastebin.mozilla.org. > > Am 14.06.2012 22:39, schrieb Mattia Dongili: > > You can boot with acpi_backlight=vendor and get brightness control back > > but the issue with acpi_video remains. > Unfortunately that doesn't work either . According to the dmesg output > the key presses itself get registered by the sony_module in both cases. > However when booting with acpi_backlight=vendor I don't get any > brightness control at all, whereas when booting without it the you are running a 3.3 kernel with the latest sony-laptop patches, right? if so you will need this bug fix to get brightness control back: http://www.mail-archive.com/platform-driver-x86@vger.kernel.org/msg03294.html could you please test it? Thanks -- mattia :wq!