Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753497AbdDJNSI (ORCPT ); Mon, 10 Apr 2017 09:18:08 -0400 Received: from mx2.suse.de ([195.135.220.15]:48179 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753205AbdDJNSG (ORCPT ); Mon, 10 Apr 2017 09:18:06 -0400 Date: Mon, 10 Apr 2017 15:18:03 +0200 (CEST) From: Jiri Kosina X-X-Sender: jkosina@pobox.suse.cz To: Gabriele Mazzotta cc: aduggan@synaptics.com, benjamin.tissoires@redhat.com, "linux-kernel@vger.kernel.org" , linux-input@vger.kernel.org, Dmitry Torokhov , Peter Hutterer , Cameron Gutman , Thorsten Leemhuis , Nick Dyer , Christopher Heiny Subject: Re: Crash caused by hid-rmi and no longer working touchscreen In-Reply-To: Message-ID: References: User-Agent: Alpine 2.20 (LSU 67 2015-01-07) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1108 Lines: 32 [ a couple more people from "the other regression thread" added to CC ] On Mon, 10 Apr 2017, Gabriele Mazzotta wrote: > Hi, > > I'm having troubles with hid-rmi using 4.11-rc6. I'm getting some > "rmi_hid_read_block: timeout elapsed" errors and ultimately the > crash you can see at the end of this mail. I will reply to this > mail with a full log that shows all the errors. > > The problem seems to be caused by commit 279967a65b320d174a507498ae > ("HID: rmi: Handle all Synaptics touchpads using hid-rmi"). > > My laptop has a Synaptics touchpad and a Synaptics touchscreen. > Because of that commit, hid-rmi is used for both the devices, while > it has always been used only for the touchpad. Needless to say that > the touchscreen no longer works. > > If I revert that commit, everything goes back to normal. Alright, given this is a second regression cause by this switch, I suggest to revert this one for 4.11 still, and work on fixing this properly for 4.12. If noone raises any objections (a few more people added to Cc), I'll queue a 4.11-rc revert tomorrow. -- Jiri Kosina SUSE Labs