From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756738AbdESUXK (ORCPT ); Fri, 19 May 2017 16:23:10 -0400 Received: from mail-pf0-f174.google.com ([209.85.192.174]:33616 "EHLO mail-pf0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751573AbdESUXH (ORCPT ); Fri, 19 May 2017 16:23:07 -0400 Date: Fri, 19 May 2017 13:23:03 -0700 From: Dmitry Torokhov To: Pascal Wichmann Cc: Benjamin Tissoires , linux-input@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [4.12 regression] Thinkpad X250 Touchpad and Trackpoint not recognized anymore; commit e839ffa: "Input: synaptics - add support for Intertouch devices" Message-ID: <20170519202303.GA19281@dtor-ws> References: <41de7f92-8d98-3266-5d28-28ba48c5da38@pa-w.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, May 19, 2017 at 09:37:32PM +0200, Pascal Wichmann wrote: > > Do you have i801_smbus driver enabled and loaded? > > I have the following line in my kernel configuration: > > > CONFIG_I2C_I801=m > > Following i2c/smbus-related modules are loaded: > > > lsmod | grep i2c > :( > > i2c_smbus 16384 0 > > i2c_i801 24576 0 > > i2c_algo_bit 16384 1 i915 > > lshw has the following output specifying i801_smbus as driver: > > > *-serial > > description: SMBus > > product: Wildcat Point-LP SMBus Controller > > vendor: Intel Corporation > > physical id: 1f.3 > > bus info: pci@0000:00:1f.3 > > version: 03 > > width: 64 bits > > clock: 33MHz > > configuration: driver=i801_smbus latency=0 > > resources: irq:18 memory:f1238000-f12380ff ioport:efa0(size=32) Hmm, what about rmi_core and rmi_smbus? It might be quicker if you send your dmesg, .config and lsmod... Thanks. -- Dmitry