From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Bagwell Subject: Re: [PATCH 1/4] Input: synaptics - add multitouch packet support Date: Sat, 18 Dec 2010 10:56:59 -0600 Message-ID: References: <1292683981-6908-1-git-send-email-rydberg@euromail.se> <1292683981-6908-2-git-send-email-rydberg@euromail.se> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from mail-yx0-f174.google.com ([209.85.213.174]:49202 "EHLO mail-yx0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756797Ab0LRQ47 convert rfc822-to-8bit (ORCPT ); Sat, 18 Dec 2010 11:56:59 -0500 In-Reply-To: Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: Henrik Rydberg Cc: Dmitry Torokhov , Jiri Kosina , Chase Douglas , linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, Takashi Iwai On Sat, Dec 18, 2010 at 10:55 AM, Chris Bagwell = wrote: > On Sat, Dec 18, 2010 at 8:52 AM, Henrik Rydberg = wrote: >> From: Chase Douglas >> >> Synaptics 2.7 series of touchpads support a mode for reporting 2 set= s >> of X/Y/Pressure data (multi-touch). =A0These same devices default mo= de >> report single finger data and do not report finger counts. >> >> Enabling MT mode makes finger count reporting start working in same >> fashion as touchpads that claim that capability. Up to three fingers >> can be reported this way. >> >> While in MT mode and two or three fingers are touching, two sets of >> data are sent. =A0The first is a new format buffer with lower resolu= tion >> reporting of stationary finger and the second is standard data forma= t >> reporting movement. > > We should probably update this comment and remove parts that mention > stationary and movement. =A0It appears to be doing finger tracking an= d > first packet is always first touch... except we are getting reports > that clickpads/integrated button pads may not be consistently like > this. > Sorry. Not first packet but higher resolution/second packet. Chris -- To unsubscribe from this list: send the line "unsubscribe linux-input" = in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html