Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750712AbVLXXUF (ORCPT ); Sat, 24 Dec 2005 18:20:05 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750752AbVLXXUE (ORCPT ); Sat, 24 Dec 2005 18:20:04 -0500 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:49348 "EHLO amd.ucw.cz") by vger.kernel.org with ESMTP id S1750712AbVLXXUC (ORCPT ); Sat, 24 Dec 2005 18:20:02 -0500 Date: Sun, 25 Dec 2005 00:19:28 +0100 From: Pavel Machek To: Benjamin Herrenschmidt Cc: Michael Hanselmann , Stelian Pop , Parag Warudkar , debian-powerpc@lists.debian.org, linux-kernel , linuxppc-dev@ozlabs.org, johannes@sipsolutions.net Subject: Re: PowerBook5,8 - TrackPad update Message-ID: <20051224231928.GC2183@elf.ucw.cz> References: <111520052143.16540.437A5680000BE8A60000409C220076369200009A9B9CD3040A029D0A05@comcast.net> <70210ED5-37CA-40BC-8293-FF1DAA3E8BD5@comcast.net> <20051129000615.GA20843@hansmi.ch> <20051130223917.GA15102@hansmi.ch> <20051130234653.GB15102@hansmi.ch> <1133533712.23129.25.camel@localhost.localdomain> <20051204224221.GA28218@hansmi.ch> <1135382385.4542.8.camel@gaston> <20051224201753.GA26801@elf.ucw.cz> <1135463271.5611.3.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1135463271.5611.3.camel@localhost.localdomain> X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1923 Lines: 41 On Ne 25-12-05 09:27:51, Benjamin Herrenschmidt wrote: > On Sat, 2005-12-24 at 21:17 +0100, Pavel Machek wrote: > > Hi! > > > > > Ok, I finally received my new laptop (PowerBook5,8 15"). I tried the > > > latest patch you posted, and while the kernel driver seem to work ok > > > (though you can feel the lack of a proper acceleration curve), the > > > synaptics driver in X doesn't work in any useable way. I updated the one > > > that comes with breezy to whatever was the latest on the author web site > > > (.44 I think) and while it detected the tracpkad, the result was soooooo > > > slooooow that it was totally unseable. I've tried the config tool that > > > comes with KDE for it but couldn't "boost" it to anything useful. Is > > > that expected or is there still issues to be resolved in the driver ? > > > I'm tempted to add some minimum support for a proper acceleration curve > > > in the kernel driver in fact... > > > > I do not think you should add it inside *kernel*. Proper acceleration > > support really belongs to X... > > X, fbdev apps, gpm ... acceleration curves are typically done in HW, > thus it makes sense in this case to have it in the kernel driver > (besides, it should be fairly simple anyway) when it's in normal > mode. It should be doable once in gpm, all other apps can use gpm's repeater mode... > When it's in raw mode for use by the synaptics X driver, if course, it's > expected that those things are to be done by that driver. ...but you are right, doing it in /dev/input/mice emulation layer makes some sense. OTOH I thought we were moving away from /dev/input/mice... Its Dmitry's call I guess. Pavel -- Thanks, Sharp! - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/