From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Garrett Subject: Re: brightness control on thinkpad t61p Date: Wed, 26 Dec 2007 22:23:21 +0000 Message-ID: <20071226222321.GA32297@srcf.ucam.org> References: <20071223000057.739d5891.akpm@linux-foundation.org> <20071224073406.GA1018@srcf.ucam.org> <20071226141027.6d1a509f.akpm@linux-foundation.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from cavan.codon.org.uk ([78.32.9.130]:43612 "EHLO vavatch.codon.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751612AbXLZWXf (ORCPT ); Wed, 26 Dec 2007 17:23:35 -0500 Content-Disposition: inline In-Reply-To: <20071226141027.6d1a509f.akpm@linux-foundation.org> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Andrew Morton Cc: linux-acpi@vger.kernel.org, Henrique de Moraes Holschuh , "Rafael J. Wysocki" On Wed, Dec 26, 2007 at 02:10:27PM -0800, Andrew Morton wrote: > Vice versa for me. The thinkpad_acpi driver in 2.6.23 _does_ work, > but its interface vanished in 2.6.24-rc5 and the acpi driver does not > work. As I said, the interface for the ACPI backlight driver is confusing. 10 will only work if the firmware supports it - have you tried other values? -- Matthew Garrett | mjg59@srcf.ucam.org