From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753470AbeFDHDV (ORCPT ); Mon, 4 Jun 2018 03:03:21 -0400 Received: from mail.kernel.org ([198.145.29.99]:55486 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752720AbeFDHDT (ORCPT ); Mon, 4 Jun 2018 03:03:19 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Aaron Ma , Dmitry Torokhov Subject: [PATCH 4.16 15/47] Input: synaptics - add Intertouch support on X1 Carbon 6th and X280 Date: Mon, 4 Jun 2018 08:58:27 +0200 Message-Id: <20180604065550.120592098@linuxfoundation.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180604065549.468488465@linuxfoundation.org> References: <20180604065549.468488465@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.16-stable review patch. If anyone has any objections, please let me know. ------------------ From: Aaron Ma commit 5717a09aeaf62d197deba1fc7ccd6bc45f3a9dcc upstream. Synaptics devices reported it has Intertouch support, and it fails via PS/2 as following logs: psmouse serio2: Failed to reset mouse on synaptics-pt/serio0 psmouse serio2: Failed to enable mouse on synaptics-pt/serio0 Set these new devices to use SMBus to fix this issue, then they report SMBus version 3 is using, patch: https://patchwork.kernel.org/patch/9989547/ enabled SMBus ver 3 and makes synaptics devices work fine on SMBus mode. Signed-off-by: Aaron Ma Cc: stable@vger.kernel.org Signed-off-by: Dmitry Torokhov Signed-off-by: Greg Kroah-Hartman --- drivers/input/mouse/synaptics.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/input/mouse/synaptics.c +++ b/drivers/input/mouse/synaptics.c @@ -174,6 +174,8 @@ static const char * const smbus_pnp_ids[ "LEN004a", /* W541 */ "LEN0072", /* X1 Carbon Gen 5 (2017) - Elan/ALPS trackpoint */ "LEN0073", /* X1 Carbon G5 (Elantech) */ + "LEN0092", /* X1 Carbon 6 */ + "LEN0096", /* X280 */ "LEN200f", /* T450s */ NULL };