From mboxrd@z Thu Jan 1 00:00:00 1970 From: Akihiko Odaki Subject: Re: [PATCH 1/2] HID: Use multitouch driver for Type Covers Date: Fri, 18 Dec 2015 18:12:36 +0900 Message-ID: <5673CE04.90705@stu.hosei.ac.jp> References: <1450097429-4959-1-git-send-email-akihiko.odaki.4i@stu.hosei.ac.jp> <1450099368.3358.5.camel@hadess.net> <5673A785.6000306@stu.hosei.ac.jp> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: Received: from mailgw02.hosei.ac.jp ([133.25.1.22]:40555 "EHLO mailgw02.hosei.ac.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753757AbbLRJMp (ORCPT ); Fri, 18 Dec 2015 04:12:45 -0500 Received: from mail-pf0-f174.google.com (mail-pf0-f174.google.com [209.85.192.174]) by mailgw02.hosei.ac.jp (Postfix) with ESMTP id 908121B00359 for ; Fri, 18 Dec 2015 18:12:41 +0900 (JST) Received: by mail-pf0-f174.google.com with SMTP id v86so46148934pfa.2 for ; Fri, 18 Dec 2015 01:12:41 -0800 (PST) In-Reply-To: <5673A785.6000306@stu.hosei.ac.jp> Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: Donavan Lance , Bastien Nocera Cc: jikos@kernel.org, Benjamin Tissoires , linux-input , linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org The "Charm" keys seem to issue short-cut key combinations. I also found Microsoft's document by searching for the combinations. https://msdn.microsoft.com/en-us/library/windows/hardware/dn614461(v=vs.85).aspx So the behavior of hid-multitouch is completely fine. On 12/18/2015 03:28 PM, Akihiko Odaki wrote: >> The search, share, connect(?), and settings keys > I tested the patch again with xev and found that those "charm" > keys don't respond both on hid-microsoft and hid-multitouch, while > other keys respond. I'll have a further look. > > Anyway, keys working with hid-microsoft also work with > hid-multitouch, so It's ready for merging, I think. > > On 12/15/2015 01:39 AM, Donavan Lance wrote: >> On Mon, Dec 14, 2015 at 8:22 AM, Bastien Nocera >> > wrote: >>> On Mon, 2015-12-14 at 21:50 +0900, Akihiko Odaki wrote: >>>> Use multitouch driver instead of microsoft one for Microsoft >>>> Surface Type Covers. >>>> >>>> By using MT_CLS_EXPORT_ALL_INPUTS, the keyboards function as >>>> well as the multitouch pads do. >>> >>> I've discussed this a couple of weeks back with Benjamin >>> Tissoires, and this patch would break the special keys (mute, >>> brightness up/down, keyboard backlight up/down and >>> play/pause). >>> >>> The recommended way to fix this was to move multi-touch >>> processing into the Microsoft driver, so that it would handle >>> the trackpad's multi- touch events. >>> >>> You should be able to do this by carefully picking up the >>> handling code from hid-multitouch, or do something similar to >>> what's done in hid- wacom, which has the same problem as the >>> Type Cover handling. >>> >>> Can you confirm that this does indeed break those special >>> keys? If it does, it's a NAK from my side. >> >> For what it's worth the special keys on my keyboard work fine >> when using this patch. I'm using a Surface Pro 3, Type Cover 3, >> running GNOME and Fedora 23. The search, share, connect(?), and >> settings keys are the only ones not mapped to anything out of the >> box, but they are recognized by xev. >>