From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Garrett Subject: Re: [PATCH 12/25] sony-laptop: input core improvements improvements Date: Fri, 1 Jul 2011 16:06:39 +0100 Message-ID: <20110701150639.GA2841@srcf.ucam.org> References: <20110607142332.GA4087@kamineko.org> <4DEE4094.8040300@absence.it> <20110607162413.GC4087@kamineko.org> <4DEE66F5.1020406@absence.it> <4DFF50DB.30100@absence.it> <4E0DAB83.3070406@absence.it> <20110701125020.GA31697@srcf.ucam.org> <4E0DD3AE.1000908@absence.it> <20110701140915.GA1363@srcf.ucam.org> <4E0DD796.1070600@absence.it> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from cavan.codon.org.uk ([93.93.128.6]:43565 "EHLO cavan.codon.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751351Ab1GAPGo (ORCPT ); Fri, 1 Jul 2011 11:06:44 -0400 Content-Disposition: inline In-Reply-To: <4E0DD796.1070600@absence.it> Sender: platform-driver-x86-owner@vger.kernel.org List-ID: To: Marco Chiappero Cc: Mattia Dongili , platform-driver-x86@vger.kernel.org On Fri, Jul 01, 2011 at 04:20:06PM +0200, Marco Chiappero wrote: > Il 01/07/2011 16:09, Matthew Garrett ha scritto: > >That's what I'm referring to, yes. I don't understand what you mean by > >unrelated controls. > > The hardware stored setting touchpad on/off. The KEY_TOUCHPAD_TOGGLE > input key can be used by userspace but how can userspace act on the > hardware setting? And if the touchpad is disabled via hardware, > pressing the combo will have no effect. That's why the touchpad power needs to be exported in a standardised way so the synaptics driver can use it. -- Matthew Garrett | mjg59@srcf.ucam.org