From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752156AbaJCMEv (ORCPT ); Fri, 3 Oct 2014 08:04:51 -0400 Received: from mx1.redhat.com ([209.132.183.28]:6740 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751334AbaJCMEt (ORCPT ); Fri, 3 Oct 2014 08:04:49 -0400 Message-ID: <542E90D5.2070307@redhat.com> Date: Fri, 03 Oct 2014 14:04:37 +0200 From: Hans de Goede User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.1.1 MIME-Version: 1.0 To: =?UTF-8?B?UGFsaSBSb2jDoXI=?= CC: Dmitry Torokhov , Yunkang Tang , Tommy Will , linux-input@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 3/3] input: alps: Reset mouse and ALPS driver immediately after first invalid packet References: <1412329392-5580-1-git-send-email-pali.rohar@gmail.com> <201410031205.42927@pali> <542E780B.7030103@redhat.com> <201410031223.10608@pali> <542E828A.6010305@redhat.com> In-Reply-To: <542E828A.6010305@redhat.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On 10/03/2014 01:03 PM, Hans de Goede wrote: > Hi, > > On 10/03/2014 12:23 PM, Pali Rohár wrote: >> On Friday 03 October 2014 12:18:51 Hans de Goede wrote: >>>> On my E6440 machine it somehow working. When driver >>>> doing ps/2 reset keyboard, touchpad and trackstick not >>>> responding. >>> >>> Right, but I would expect that to be for only a short period >>> of time, or does the whole reset take a significant amount of >>> time ? >>> >> >> It is one or two seconds which is OK for me. > > Hmm, 1-2 seconds is quite long, not good. Lets see if the solution > we've been discussing by private mail yields better results. So further debugging has shown that once this problems happens on these touchpads, they go into a mode where the spew random giberish, and as such it seems that resetting them really seems best, so lets do a v2 of this patchset and go with that. Regards, Hans