From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dmitry Torokhov Subject: Re: [git pull] Input updates for 2.6.35-rc0 Date: Thu, 27 May 2010 19:46:46 -0700 Message-ID: <20100528024646.GA21961@core.coreip.homeip.net> References: <20100520165243.GA20861@core.coreip.homeip.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mail-pz0-f176.google.com ([209.85.222.176]:34308 "EHLO mail-pz0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755526Ab0E1Cqz (ORCPT ); Thu, 27 May 2010 22:46:55 -0400 Content-Disposition: inline In-Reply-To: Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: Linus Torvalds Cc: Florian Ragwitz , Arjan Opmeer , Eric Piel , Andrew Morton , Linux Kernel Mailing List , linux-input@vger.kernel.org On Thu, May 27, 2010 at 06:53:20PM -0700, Linus Torvalds wrote: > > > On Thu, 20 May 2010, Dmitry Torokhov wrote: > > > > Dmitry Torokhov (17): > > Input: elantech - enforce common prefix on messages > > Input: elantech - relax signature checks > > These two commits (I _think_ - I didn't actually bisect it) seem to result > in a Dell Inspiron bootup message changing from: > > input: ImPS/2 Logitech Wheel Mouse as /devices/platform/i8042/serio1/input/input5 > > to > > elantech: assuming hardware version 2, firmware version 4.3.1 > elantech: Synaptics capabilities query result 0x08, 0x18, 0x0c. > input: ETPS/2 Elantech Touchpad as /devices/platform/i8042/serio1/input/input5 > > and the end result is a total disaster. In the words of my daughter, whose > laptop this is: > > Subject: Computer=awful > > I am not able to click by tapping, I actually have to press down.. It's > really frustrating and I want it fixed. > > and having tested it, I have to agree. It's beyond awful. It's absolutely > disgusting, and the touchpad went from "quite usable" (with tapping, > double-tapping, scroll-wheel on the right side etc) to "totally unusable". > The buttons you have to press (since tapping doesn't work) are on the > touch-pad itself, and it's basically a total pain. > > The scroll-wheel emulation still seems to work, but tapping has gone away. > I'm reading the docs, and they say that you can do magic things with the > raw registers, but if I'm looking at the register contents they seem to > say that tapping _is_ enabled. It just doesn't work. > > So it would seem that the "non-native" PS/2 emulation of that thing is way > better than the native driver, and we should _not_ try to treat it as a > touchpad. We're better off leaving it in ImPS/2 mode. > *sigh* I do hope we will sort it out because there is a demand to make it use Synaptics driver so it is configurable. Any chance I could persuade you to stick "options psmouse proto=imps" in your daughter's laptop for the time being? If we can't make it work reasonably in the next 2-3 rcs we'll revert autodetection to what it was before. Is it Mini 10 BTW? Thanks. -- Dmitry