From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrzej Prochyra Subject: Re: [PATCH] ACPI / Video: blacklist some samsung laptops Date: Mon, 09 Jan 2012 22:34:06 +0000 Message-ID: <878vlgjyjl.fsf@prochyra.name> References: <20120105150832.GA25386@ubuntu-macmini> <1325945558-4661-1-git-send-email-corentincj@iksaif.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: In-Reply-To: (David Herrmann's message of "Mon, 9 Jan 2012 17:39:43 +0100") Sender: platform-driver-x86-owner@vger.kernel.org To: David Herrmann Cc: Corentin Chary , platform-driver-x86@vger.kernel.org, Zhang Rui , linux-kernel@vger.kernel.org, Matthew Garrett , Richard =?utf-8?Q?Sch=C3=BCtz?= , Seth Forshee , Len Brown , linux-acpi@vger.kernel.org List-Id: linux-acpi@vger.kernel.org David Herrmann writes: > On Sat, Jan 7, 2012 at 3:12 PM, Corentin Chary wrote: >> On these laptops, the ACPI video is not functional, and very unlikely >> to be fixed by the vendor. Note that intel_backlight works for some >> of these laptops, and the backlight from samsung-laptop always work. >> >> The good news is that newer laptops have functional ACPI video device >> and won't end up growing this list. >> >> Signed-off-by: Corentin Chary >> --- >> >> Could the concerned people test this patch and check that it correctly >> disable the acpi_video backlight ? > > Works like a charm on my N210 with linux-3.2. Feel free to add a: > Tested-by: David Herrmann > > I will talk to the intel drm developers about the intel_backlight > issues as they don't seem related to this driver. I can confirm on my N150 Plus. Now only 'intel_backlight' is created and exhibits the aforementioned issues. -- Andrzej Prochyra