From mboxrd@z Thu Jan 1 00:00:00 1970 From: 'Dmitry Torokhov' Subject: Re: ELAN0732 I2C Touchscreen Driver Date: Tue, 21 Mar 2017 10:01:00 -0700 Message-ID: <20170321170100.GA32539@dtor-ws> References: <002101d2a206$d5212b70$7f638250$@emc.com.tw> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Return-path: Received: from mail-pf0-f181.google.com ([209.85.192.181]:36682 "EHLO mail-pf0-f181.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933396AbdCURBF (ORCPT ); Tue, 21 Mar 2017 13:01:05 -0400 Received: by mail-pf0-f181.google.com with SMTP id o126so82372664pfb.3 for ; Tue, 21 Mar 2017 10:01:04 -0700 (PDT) Content-Disposition: inline In-Reply-To: <002101d2a206$d5212b70$7f638250$@emc.com.tw> Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: =?utf-8?B?5YqJ5ZiJ6ae/?= Cc: 'M K' , =?utf-8?B?J+W7luW0h+amric=?= , linux-input@vger.kernel.org, james.chen@emc.com.tw On Tue, Mar 21, 2017 at 01:48:57PM +0800, 劉嘉駿 wrote: > As far as I known, It is hidi2c device and not be supported by elants_i2c module. > elants_i2c module is for chrome i2c device. > > I supposed hidi2c driver can support this device but don't know why it doesn't work? i2c-hid driver binds to ACPI0C50 or PNP0C50 devices. MK, could you please post snippet of your DTSD with ELAN0732 device? > > Thanks, > Scott > > -----Original Message----- > From: Dmitry Torokhov [mailto:dmitry.torokhov@gmail.com] > Sent: Tuesday, March 21, 2017 12:45 PM > To: M K; 廖崇榮 > Cc: linux-input@vger.kernel.org; ELAN 劉嘉駿 > Subject: Re: ELAN0732 I2C Touchscreen Driver > > On Sun, Mar 19, 2017 at 11:26 PM, M K wrote: > > Is there a compatible driver for this device? I've tried loading > > various modules with no success (elants_i2c, hid_multitouch, etc.). > > > > The device shows up under /sys/bus/i2c/devices/i2c-ELAN0732:00 > > You would need to add "ELAN0732" to elants_i2c_id table for elants_i2c to load and bind to the device. > > > > > However, xinput does not list it at all. > > > > This is an HP m6-ar004dx laptop (Envy x360) with touchscreen display, > > and AMD FX-9800P processor. > > > > Scott Liu suggested I try posting here. > > Hmm, I'd expect Scott to know if elants_i2c could theoretically drive this device. KT, do you know by chance? > > Thanks. > > -- > Dmitry > -- Dmitry