From mboxrd@z Thu Jan 1 00:00:00 1970 From: Denys Vlasenko Subject: Re: 2.6.28 thinks that my PS/2 mouse is a touchpad Date: Fri, 2 Jan 2009 01:07:54 +0100 Message-ID: <200901020107.54740.vda.linux@googlemail.com> References: <20081229185619.GA18394@adopmeer.homeip.net> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Return-path: Received: from fk-out-0910.google.com ([209.85.128.186]:41403 "EHLO fk-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750724AbZABAIE (ORCPT ); Thu, 1 Jan 2009 19:08:04 -0500 In-Reply-To: <20081229185619.GA18394@adopmeer.homeip.net> Content-Disposition: inline Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: Arjan Opmeer , Dmitry Torokhov Cc: "Alexander E. Patrakov" , linux-kernel@vger.kernel.org, linux-input@vger.kernel.org On Monday 29 December 2008 19:56, Arjan Opmeer wrote: > On Sat, Dec 27, 2008 at 02:06:29PM +0500, Alexander E. Patrakov wrote: > > > > Linux-2.6.28, as compiled by Arch Linux developers, thinks that my PS/2 > > mouse (a cheap M-BT58 optical wheel mouse by Logitech) is actually a > > touchpad. This makes it unusable. Adding the "proto=imps" parameter to > > the psmouse module helps. > > > CONFIG_MOUSE_PS2_ELANTECH=y > > Oh dear. The first victim of this driver... :( > > As we can see below the mouse gets detected as an Elantech touchpad. This > means that it reacts to the Elantech magic knock with the exact same > response we expect from a real Elantech touchpad. I am affected too. I am getting: 2009-01-01_23:15:29.11109 kern.info: input: AT Translated Set 2 keyboard as /class/input/input2 2009-01-01_23:15:29.11113 kern.info: elantech.c: Elantech version query result 0x00, 0x01, 0x64. 2009-01-01_23:15:29.11118 kern.info: elantech.c: assuming hardware version 1, firmware version 0.100 2009-01-01_23:15:29.11123 kern.info: elantech.c: Synaptics capabilities query result 0x00, 0x02, 0x64. 2009-01-01_23:15:29.11128 kern.info: input: ETPS/2 Elantech Touchpad as /class/input/input3 and then on attempts to use the mouse: ... 2009-01-01_23:16:08.68831 kern.warn: psmouse.c: Touchpad at isa0060/serio1/input0 lost sync at byte 4 2009-01-01_23:16:08.70630 kern.warn: psmouse.c: Touchpad at isa0060/serio1/input0 lost sync at byte 4 2009-01-01_23:16:08.71730 kern.warn: psmouse.c: Touchpad at isa0060/serio1/input0 lost sync at byte 4 2009-01-01_23:16:08.72918 kern.notice: psmouse.c: Touchpad at isa0060/serio1/input0 - driver resynched. 2009-01-01_23:16:08.74732 kern.warn: psmouse.c: Touchpad at isa0060/serio1/input0 lost sync at byte 4 2009-01-01_23:16:08.75832 kern.warn: psmouse.c: Touchpad at isa0060/serio1/input0 lost sync at byte 4 2009-01-01_23:16:08.76932 kern.warn: psmouse.c: Touchpad at isa0060/serio1/input0 lost sync at byte 4 2009-01-01_23:16:08.78732 kern.warn: psmouse.c: Touchpad at isa0060/serio1/input0 lost sync at byte 4 2009-01-01_23:16:08.79832 kern.warn: psmouse.c: Touchpad at isa0060/serio1/input0 lost sync at byte 4 2009-01-01_23:16:08.79844 kern.notice: psmouse.c: issuing reconnect request ... On old kernel it was: 2008-10-30_07:37:01.41484 kern.info: input: ImExPS/2 Logitech Wheel Mouse as /class/input/input3 -- vda