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=-3.9 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 EF6C0C433E1 for ; Tue, 18 Aug 2020 22:00:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BC03420709 for ; Tue, 18 Aug 2020 22:00:01 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=who-t.net header.i=@who-t.net header.b="MrkSXM4f"; dkim=pass (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b="I7BQsp4j" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726810AbgHRWAB (ORCPT ); Tue, 18 Aug 2020 18:00:01 -0400 Received: from wout5-smtp.messagingengine.com ([64.147.123.21]:38557 "EHLO wout5-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726747AbgHRWAA (ORCPT ); Tue, 18 Aug 2020 18:00:00 -0400 Received: from compute7.internal (compute7.nyi.internal [10.202.2.47]) by mailout.west.internal (Postfix) with ESMTP id BD760B28; Tue, 18 Aug 2020 17:59:58 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute7.internal (MEProxy); Tue, 18 Aug 2020 17:59:58 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=who-t.net; h= date:from:to:cc:subject:message-id:references:mime-version :content-type:content-transfer-encoding:in-reply-to; s=fm3; bh=y 8z9GNr7VQO3QRqfT8wps+3wEn3hyMIuEcl+UY7cPjg=; b=MrkSXM4fhtYJwT/zQ soB7M3W3Iq0NcVzYNG9LL1xPcefpC8RhGwH15zVbehk73xPVFCM6ct3xcki+iwxA WXk9iuCSB/MR0DtXnZCw8e7lB9aZUfml6TZMTPmLMlQXsIWOAao7KlRTK+al05fw A8usf+X4KhG7jXVd5GyxVNaSQ43vJoac+nZX8viwNXXnzUI8lpTBRbWrKQ+MknA+ 9VgfkogLga0kFwcEFkkYjROkcCufv8aZ1IH6S28CT5etaq6YkXccBls4zXTSjpDy ZE3WXpA0ZHCeCqZdAUrD9Grg8SchbxYPE6NSZedI5WyH98QN+DnTB+jAvSvKfHLs RB4jw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender :x-sasl-enc; s=fm3; bh=y8z9GNr7VQO3QRqfT8wps+3wEn3hyMIuEcl+UY7cP jg=; b=I7BQsp4jZhs6N0boN2GDVD00Pjm9YKEufViM8U0WuzMh/y5Oq81edMDLV vOAu9xuKYck62PEieLxXoUzn3jnEQ1WmKemKVWtv6F1VVXUKyS/lRBrQrY0NjLox W0zBml7FRxUqjKCWJqb1CSsXTCEypch+yYV3lS3d9RAsol0UZ50RB+RNoGMuYqPw foz/TKpA4D5Dh9qwzP7zhBBNxSuRHWQfAgu3bzzXARHOKjtdbnP6mc0v2wMbGlW4 N8ngsLBtoEAYNzjcqbghkrquQNUbcsuhO10JWSrxVUMD5m6MldwQ/wCePMi1zjlc P8ix2BC1vnyV+Qe9OiQXkW+3lDeWw== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeduiedruddtjedgtdeiucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhepfffhvffukfhfgggtugfgjgesthekredttddtjeenucfhrhhomheprfgvthgv rhcujfhuthhtvghrvghruceophgvthgvrhdrhhhuthhtvghrvghrseifhhhoqdhtrdhnvg htqeenucggtffrrghtthgvrhhnpeeljefhvdekhedvieekheefkeekhfelfeduleeiudeg hffgieduudevhefggefhgfenucffohhmrghinhepfhhrvggvuggvshhkthhophdrohhrgh enucfkphepuddujedrvddtrdejuddrjeefnecuvehluhhsthgvrhfuihiivgeptdenucfr rghrrghmpehmrghilhhfrhhomhepphgvthgvrhdrhhhuthhtvghrvghrseifhhhoqdhtrd hnvght X-ME-Proxy: Received: from koala (117-20-71-73.751447.bne.nbn.aussiebb.net [117.20.71.73]) by mail.messagingengine.com (Postfix) with ESMTPA id 3AE09328005A; Tue, 18 Aug 2020 17:59:55 -0400 (EDT) Date: Wed, 19 Aug 2020 07:59:51 +1000 From: Peter Hutterer To: Paul Menzel Cc: Pali =?iso-8859-1?Q?Roh=E1r?= , linux-input@vger.kernel.org Subject: Re: No pinch events with Dell laptops and Alps Message-ID: <20200818215951.GA2732983@koala> References: <8b4907c5-4af8-2a2c-bbe1-46b2be2980be@molgen.mpg.de> <20200716232223.GA527251@koala> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org On Tue, Aug 18, 2020 at 03:13:45PM +0200, Paul Menzel wrote: > Dear Peter, > > > Am 17.07.20 um 01:22 schrieb Peter Hutterer: > > On Thu, Jul 16, 2020 at 03:19:32PM +0200, Paul Menzel wrote: > > > > On the Dell Latitude E7250 and Dell Precision 3340 I fail to get three > > > finger pinch events generated needed for GNOME Shell gestures [1]. > > > > > > Debian Sid/unstable with Linux 5.7.6 is running on these systems. > > > > > > [ 1.602394] input: AlpsPS/2 ALPS GlidePoint as > > > /devices/platform/i8042/serio1/input/input2 > > > > > > I am only able to create swipe events. (Four finger swipe works to switch > > > workspaces.) > > > > > > ``` > > > $ sudo libinput debug-events > > > […] > > > -event1 DEVICE_ADDED AlpsPS/2 ALPS GlidePoint seat0 default > > > group10 cap:pg size 98x51mm tap(dl off) left scroll-nat scroll-2fg-edge > > > dwt-on > > > -event2 DEVICE_ADDED DELL Wireless hotkeys seat0 default > > > group11 cap:k > > > event1 - AlpsPS/2 ALPS GlidePoint: kernel bug: Wrong slot count (4), > > > reducing to 2 > > > -event1 GESTURE_SWIPE_BEGIN +1.549s 3 > > > event1 GESTURE_SWIPE_UPDATE +1.549s 3 -0.36/ 0.26 (-2.59/ 1.85 > > > unaccelerated) > > > […] > > > ``` > > > > > > Does the hardware and driver support that? > > > > The device is an Alps GlidePoint which are usually INPUT_PROP_SEMI_MT. On > > those devices, we don't support 3fg pinch gestures because we don't get > > enough data to make the gestures reliable. There is no specific quirk for > > your device otherwise, afaict. > > Thank you for your reply, and the explanation. > > Four finger gestures seem to work. At least in GNOME Shell workspaces can be > switched with that. > > > If it's not semi-mt then it's too hard to say without more data, I'll need > > at least the output from libinput record to figure out why (that recording > > will contain the libinput version which also matters). > > Sorry for omitting that. It’s 1.16.1 now. I uploaded the logs [2]. thanks. based on the log, it's not a semi-mt touchpad and has 5 slots. So gestures should work in theory, let's move this to a libinput bug please and continue there: https://gitlab.freedesktop.org/libinput/libinput/issues Cheers, Peter