From patchwork Thu Mar 9 08:19:41 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thorsten Leemhuis X-Patchwork-Id: 9612705 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 8FF27602B4 for ; Thu, 9 Mar 2017 08:36:53 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 69FE5285AE for ; Thu, 9 Mar 2017 08:36:53 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5E3DC285CF; Thu, 9 Mar 2017 08:36:53 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 52C56285AE for ; Thu, 9 Mar 2017 08:36:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752737AbdCIIgw (ORCPT ); Thu, 9 Mar 2017 03:36:52 -0500 Received: from wp227.webpack.hosteurope.de ([80.237.132.234]:54158 "EHLO wp227.webpack.hosteurope.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752621AbdCIIgv (ORCPT ); Thu, 9 Mar 2017 03:36:51 -0500 X-Greylist: delayed 1025 seconds by postgrey-1.27 at vger.kernel.org; Thu, 09 Mar 2017 03:36:51 EST Received: from [2a00:e68:14:16:d63d:7eff:fe2e:40ee] (helo=thl.ct.heise.de); authenticated by wp227.webpack.hosteurope.de running ExIM with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) id 1cltIT-0000k8-RZ; Thu, 09 Mar 2017 09:19:41 +0100 From: Thorsten Leemhuis Subject: [PATCH] Input: elantech - add Fujitsu Lifebook E547 to force crc_enabled To: Dmitry Torokhov , linux-input@vger.kernel.org Message-ID: Date: Thu, 9 Mar 2017 09:19:41 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.7.0 MIME-Version: 1.0 X-bounce-key: webpack.hosteurope.de; linux@leemhuis.info; 1489048611; 29f0d034; X-HE-SMSGID: 1cltIT-0000k8-RZ Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Temporary got a Fujitsu Lifebook E547 into my hands and noticed the touchpad only works after running echo "1" > /sys/devices/platform/i8042/serio2/crc_enabled Add it to the list of Fujitsu machines that need this workaround. Cc: stable@vger.kernel.org Signed-off-by: Thorsten Leemhuis Reviewed-by: Ulrik De Bie --- drivers/input/mouse/elantech.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c index efc8ec3..c5e513b 100644 --- a/drivers/input/mouse/elantech.c +++ b/drivers/input/mouse/elantech.c @@ -1524,6 +1524,13 @@ static int elantech_reconnect(struct psmouse *psmouse) }, }, { + /* Fujitsu LIFEBOOK E547 does not work with crc_enabled == 0 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), + DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E547"), + }, + }, + { /* Fujitsu LIFEBOOK E554 does not work with crc_enabled == 0 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),