From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B98F8C4332F for ; Thu, 23 Sep 2021 08:48:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9DDEC6124E for ; Thu, 23 Sep 2021 08:48:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240011AbhIWIt7 (ORCPT ); Thu, 23 Sep 2021 04:49:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52614 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239985AbhIWIt7 (ORCPT ); Thu, 23 Sep 2021 04:49:59 -0400 Received: from mail-wr1-x42c.google.com (mail-wr1-x42c.google.com [IPv6:2a00:1450:4864:20::42c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2C139C061574; Thu, 23 Sep 2021 01:48:28 -0700 (PDT) Received: by mail-wr1-x42c.google.com with SMTP id g16so14994303wrb.3; Thu, 23 Sep 2021 01:48:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=VJ1ya1dUDNJNcyKmoxaZbYVdhqUTIXFhnv2SIp/UThA=; b=Tkb6tuRNp/sc2cLizZQrVuSZ1zRgl474v0Bju+WflaHWatAIZr0jBH3McWQF3iZfrg rJjxHvcN4hTu/wfzN96TpA60D1yXdlXKzWrIn4yOlyJ2cKgSeLLes1fEvglNREWirCzT wc6gJyjoAVnpHp3goG/FDrwLHNviZFB/eJf5+PLjOldTxKtnowuTByC5PBQGkLW0dYeH zQUwPXGD+08zN9WIq3v/VvzKwRMW4LlTI07HlZ5hV8Tcaaicp2VtTJDURu+L54NOlerk a1zzuc2AsjuW6bArr6hvrsSbXBPqS60Al0AYh4wFSUpK2POvkgBs8KicUeSyxaFPPxg2 ZCdQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=VJ1ya1dUDNJNcyKmoxaZbYVdhqUTIXFhnv2SIp/UThA=; b=fKqKrQMV/DknkClP9N3Z3Cg7usej0x7XoLm+ZjLQO4dqMQWWTh9fDriyK7L7jQmTnG XwDvSMNERaWeFNk5OsxMdsZTUdimDrE+uGwCJDWkWE77Lh5hv27t1z6lI110aXenjw5L MOd8re/Y/jl/cu7Hvtm+2zEYN5t0o0QsJlU2J3igm1gQi1T/ECMLLuZ72+80hq0g+SnX g26QFgh/ub+X8no4MVCJkSa5PstM/NmpnVfwqwV4i3SHHcASBvWjjLnJ5rV3bVoYFfIp rlwcJHEUh7YLHH3Vd7AxGOXC8wdCCuIpIh/8cbkPj59cAqBThjkblYSRa728CKUMqanq R7/w== X-Gm-Message-State: AOAM532nHIRb/Xzuc1xWdKHCE3GDMsdseCHDdJj6hnLdtKxKrqr3wFbK pzHEB68kh03Ie4iHzUdyPwekTMjiovV1YgECSCllx7Sx X-Google-Smtp-Source: ABdhPJzpy90AHamzBQKPcFqzw44Hs6bFwSEwb18VX1uPtzCCuKyOt/teqZZQ4WurcD2iEYamvU8v/pMzVONZqZGjapU= X-Received: by 2002:a05:6000:1186:: with SMTP id g6mr3781744wrx.126.1632386906455; Thu, 23 Sep 2021 01:48:26 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Andrea Ippolito Date: Thu, 23 Sep 2021 10:47:50 +0200 Message-ID: Subject: Re: Touchpad stickiness on Dell Inspiron/XPS To: dmitry.torokhov@gmail.com, Alex Hung Cc: linux-i2c@vger.kernel.org, linux-input@vger.kernel.org, platform-driver-x86@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org Hello, has anyone had a chance to have a look at this report, and can help making some progress on the investigation? Please let me know if there are more suitable channels for this, since most of the things I see in these mailing lists are patches and code reviews, not really reports and discussions around ongoing issues. Thanks a lot in advance. Regards, Andrea IPPOLITO Il giorno ven 27 ago 2021 alle ore 08:57 Andrea Ippolito ha scritto: > > (resending as plain text) > > Hello everyone, > > I hope I find you well. > > I am writing this to report a touchpad issue faced by me and several > other DELL users across several different distros (HW defect has been > ruled out by people unable to reproduce on Windows). > > First thing that came to mind was to report this to the libinput > project, which I did here: > > https://gitlab.freedesktop.org/libinput/libinput/-/issues/618 > > A similar report by another user followed shortly after: > > https://gitlab.freedesktop.org/libinput/libinput/-/issues/636 (will be > closed as dupe eventually, so please keep #618 as reference) > > Issue has been also reported by yet another user on reddit: > > https://www.reddit.com/r/linuxhardware/comments/ofbzg3/dell_xps_15_9510_experience/h5ddy07/ > and https://www.reddit.com/r/linuxhardware/comments/ofbzg3/dell_xps_15_9510_experience/h5zjwc8/?utm_source=reddit&utm_medium=web2x&context=3 > > And finally, I have reported it on the DELL user forums (no help > whatsoever from DELL): > > https://www.dell.com/community/Inspiron/Tiger-Lake-DELL-Inspiron-Touchpad-Cursor-temporarily-drops/m-p/8021753#M126292 > > The investigation on the libinput side appears to be complete, as > maintainers didn't spot anything weird there (also, the issue is also > reproducible with the synaptics lib, suggesting that this might be > lower level). > > Robert Martin suggested to raise this to you now, as per comment: > > https://gitlab.freedesktop.org/libinput/libinput/-/issues/618#note_1042277 > > I'm kind of new to Linux mailing lists and bug reporting, so please > forgive me if I'm violating some rules or etiquette, I'd be glad to > rectify if that's the case. > > I also don't know what is the best way to keep the conversation going, > e.g. if there's an issue tracker or instead mailing lists are the > preferred choice. > > You should find some interesting data in the above mentioned reports > already, if not, please don't hesitate to let me know or chime in on > libinput issue #618 directly. > > Thanks a lot in advance. > > Kind regards, > Andrea IPPOLITO