From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dmitry Torokhov Subject: Re: Possible regression 3.8.7 -> 3.9 with Dell touchpad Date: Thu, 9 May 2013 15:54:21 -0700 Message-ID: <20130509225421.GA18220@core.coreip.homeip.net> References: <20130509205958.89890@gmx.com> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from mail-pd0-f174.google.com ([209.85.192.174]:43757 "EHLO mail-pd0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932431Ab3EIWyZ (ORCPT ); Thu, 9 May 2013 18:54:25 -0400 Received: by mail-pd0-f174.google.com with SMTP id u10so2333454pdi.33 for ; Thu, 09 May 2013 15:54:25 -0700 (PDT) Content-Disposition: inline In-Reply-To: <20130509205958.89890@gmx.com> Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: Tibor Billes Cc: linux-input@vger.kernel.org, Dave Turvene , Kevin Cernekee On Thu, May 09, 2013 at 10:59:58PM +0200, Tibor Billes wrote: > Hi, >=20 > I found that after upgrading my kernel from 3.8.7 to 3.9 my touchpad = only > works partly. By that I mean I can use the touchpad to move the curso= r > around, but I cannot click with it by tapping. Is the touchpad recognized as ALPS or PS/2 mouse in 3.8.7? Also, can yo= u check that touchpad tapping is enabled in your desktop environment? Thanks. > My machine is a Dell > Latitude E5530. Since it is 100% reproducible on my machine, I bisect= ed it, > and found this commit: >=20 > commit 1302bac33d9e88cd43e482191a806998f3ed43cc > Author: Kevin Cernekee > Date: =A0 Wed Feb 13 22:27:08 2013 -0800 >=20 > =A0 =A0Input: ALPS - add support for "Rushmore" touchpads > =A0 =A0 > =A0 =A0Rushmore touchpads are found on Dell E6230/E6430/E6530. =A0Th= ey use the V3 > =A0 =A0protocol with slightly tweaked init sequences and report form= ats. > =A0 =A0 > =A0 =A0The E7 report is 73 03 0a, and the EC report is 88 08 1d > =A0 =A0 > =A0 =A0Credits: Emmanuel Thome reported the MT bitmap changes. > =A0 =A0 > =A0 =A0Signed-off-by: Kevin Cernekee > =A0 =A0Tested-by: Dave Turvene > =A0 =A0Signed-off-by: Dmitry Torokhov >=20 > I did the bisection between 3.8.7 and 3.9, but also tried 3.9.1, it i= s bad > too. I also tried reverting that commit to make sure that it really i= s > what made my touchpad not working. The revert did fix my problem. >=20 > That's all I gathered so far, but I'd be happy to help further in any= way > I can, just let me know. >=20 > Thanks, > Tibor > -- > To unsubscribe from this list: send the line "unsubscribe linux-input= " in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html --=20 Dmitry -- To unsubscribe from this list: send the line "unsubscribe linux-input" = in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html