From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934819Ab1JEVUp (ORCPT ); Wed, 5 Oct 2011 17:20:45 -0400 Received: from nm3.bullet.mail.sp2.yahoo.com ([98.139.91.73]:31976 "HELO nm3.bullet.mail.sp2.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S932307Ab1JEVUo convert rfc822-to-8bit (ORCPT ); Wed, 5 Oct 2011 17:20:44 -0400 X-Yahoo-Newman-Property: ymail-3 X-Yahoo-Newman-Id: 742513.43602.bm@omp1039.mail.sp2.yahoo.com DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com; h=X-YMail-OSG:Received:X-Mailer:References:Message-ID:Date:From:Reply-To:Subject:To:In-Reply-To:MIME-Version:Content-Type:Content-Transfer-Encoding; b=esFDyHxlYhMSyf1CmQiSLI977PzjP4fOEaHyodYAQkA0mm5HdfgZocXdObAYV0yY7yuoKcd9wh3UnUWN3Wvo9hAlOaM2+J8/rw1yOzAlQFDw+vkoCTwAezmizPJ/iDmdgDEmiIV1xcM0yrxdJ1n7Mdg253MrJRf9Toilj8khJGI=; X-YMail-OSG: FQWznKcVM1kckjRRsuHHdrOfJ3zsKgELIORtgkbNwc91STI Znpay4v0chOlLYSnMwgOZ.EgjnNbvoozWHbFjAsoMpWaG01zGyQmwj5jWc2h py.2thEHMl.Kxlmtiw0nuzrm7ZJ_AuiPkLWaHXAUqJy.FOe7uCT9yH99OaNM ohUdoR8etr2xh1Yw3YTg9jUHctWq6.39W.sTZxMHVe_dazqxafTAeF.uGX_A caMqEJwLOcLQIHQP1NnEe7jJ__RjJozTbkMK0c3oyg8zdOo8hXZg.0.Roc.f aNF71nhlAgFxzo5IHUWUTLV5BD6CvsoDu0QjAXMnCXhXrsCre2IgJum7FoqT keuYKm2KrJFDt7atReqYYnIKWU9pv84ebdVKIizs9w7asmpIMK8pvP.Us8tI DxX61Tg22hZk9DvPGnqnttND6MYqhL90kVVwL0fWNJhOuhQJRawVN31o0MLw R8jRSE7EGzql6Gg4qmVZu6Vxy X-Mailer: YahooMailWebService/0.8.114.317681 References: <1316957834.67111.YahooMailNeo@web130112.mail.mud.yahoo.com> <1317676210.22894.YahooMailNeo@web130106.mail.mud.yahoo.com> <1317844780.69103.YahooMailNeo@web130122.mail.mud.yahoo.com> Message-ID: <1317849643.25371.YahooMailNeo@web130122.mail.mud.yahoo.com> Date: Wed, 5 Oct 2011 14:20:43 -0700 (PDT) From: Alex Davis Reply-To: Alex Davis Subject: Re: Regression: i915 blank issue on kernel 3.1.0-rc3 To: Keith Packard , "terraluna977@gmail.com" , "linux-kernel@vger.kernel.org" , Matthew Garrett In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org   I code, therefore I am ----- Original Message ----- From: Keith Packard >> By 'disable', do you mean revert? If so, I would the like chance to submit a patch that adds a boot parameter >> for the driver to disable the backlight by default, e.g: i915_disable_bl. Once the issues are sorted, the >> parameter could be removed. > >If your machine used to work (with 3.0) and does not work with 3.1-rc, >then we need to fix the driver so that, with no configuration changes, >your machine continues to work. Preventing regressions is our primary >responsibility when changing the drivers. The patch I sent in a previous message in this thread makes it work correctly. If I added an explanation and a 'Signed-by' line, could someone pick it up? > Does reverting Matthew's backlight patch fix a regression on your machine? Yes, but I have no backlight control: the screen is too bright to look at comfortably.