From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chase Douglas Subject: Re: [PATCH] input: mt: Add hovering distance axis Date: Wed, 08 Dec 2010 09:46:04 -0800 Message-ID: <4CFFC45C.2040107@canonical.com> References: <1291710468-2022-1-git-send-email-rydberg@euromail.se> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from adelie.canonical.com ([91.189.90.139]:58950 "EHLO adelie.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755277Ab0LHRqO (ORCPT ); Wed, 8 Dec 2010 12:46:14 -0500 In-Reply-To: <1291710468-2022-1-git-send-email-rydberg@euromail.se> Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: Henrik Rydberg Cc: Dmitry Torokhov , Jiri Kosina , linux-input@vger.kernel.org, linux-kernel@vger.kernel.org On 12/07/2010 12:27 AM, Henrik Rydberg wrote: > Touch devices capable of hovering, i.e., fingers detected a distance > from the surface, are not supported by the current input MT > protocol. This patch adds ABS_MT_DISTANCE, which may be used to > indicate the distance between the contact and the surface. Have you given thought to calling it ABS_MT_Z instead? I have no real problem with ABS_MT_DISTANCE per se, but ABS_MT_Z is more clearly defined in my head. If I was new to MT development I may wonder if ABS_MT_DISTANCE had anything to do with distance between points or some other object. -- Chase