From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-1?Q?=C9ric_Piel?= Subject: Re: [PATCH 5/7] elantech: report position also with 3 fingers Date: Fri, 30 Jul 2010 20:37:03 +0200 Message-ID: <4C531BCF.50409@tudelft.nl> References: <4C1FD2B0.1080504@tudelft.nl> <4C1FD48C.3040506@tudelft.nl> <20100721033821.GB9070@core.coreip.homeip.net> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mailservice.tudelft.nl ([130.161.131.5]:39693 "EHLO mailservice.tudelft.nl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758176Ab0G3TDB (ORCPT ); Fri, 30 Jul 2010 15:03:01 -0400 In-Reply-To: <20100721033821.GB9070@core.coreip.homeip.net> Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: Dmitry Torokhov Cc: "linux-input@vger.kernel.org" , Florian Ragwitz On 21-07-10 05:38, Dmitry Torokhov wrote: : >> + case 3: >> + /* >> + * Same as one finger, except report of more than 3 fingers: >> + * byte 3: n4 . w1 w0 . . . . >> + */ >> + if (packet[3]& 0x80) >> + fingers = 4; >> + /* pass through... */ > > Are we certain it is 4-finger and not equivalent of "palm detect" flag? > I could not locate the equivalent in Ubutu sources, where did you get > this data? Hi, I've just tried it on my hardware, when putting the palm, only one finger is actually reported, with a large width. This flag is definitely only when 4 (or more fingers) are reported. It's one of the small things not found in the ubuntu/dell driver, but that I just found out by observing the output. Eric