From patchwork Tue Jul 3 05:18:14 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aaron Ma X-Patchwork-Id: 938332 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=lists.ubuntu.com (client-ip=91.189.94.19; helo=huckleberry.canonical.com; envelope-from=kernel-team-bounces@lists.ubuntu.com; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=canonical.com Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 41KXVL1VkFz9s2g; Tue, 3 Jul 2018 15:19:22 +1000 (AEST) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.86_2) (envelope-from ) id 1faDiZ-0002x7-V4; Tue, 03 Jul 2018 05:19:11 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by huckleberry.canonical.com with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:128) (Exim 4.86_2) (envelope-from ) id 1faDiY-0002x0-2Q for kernel-team@lists.ubuntu.com; Tue, 03 Jul 2018 05:19:10 +0000 Received: from [125.35.49.90] (helo=localhost.localdomain) by youngberry.canonical.com with esmtpsa (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.76) (envelope-from ) id 1faDiT-0001Jl-Jl; Tue, 03 Jul 2018 05:19:09 +0000 From: Aaron Ma To: kernel-team@lists.ubuntu.com, aaron.ma@canonical.com Subject: [SRU][A/B/OEM-X][PATCH 0/2] Fix Elantech touchpad issue on ThinkPad P52 Date: Tue, 3 Jul 2018 13:18:14 +0800 Message-Id: <20180703051816.5490-1-aaron.ma@canonical.com> X-Mailer: git-send-email 2.17.1 X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.20 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: "kernel-team" BugLink: https://bugs.launchpad.net/bugs/1779802 [Impact] On ThinkPad P52, Elantech touchpad had sync issue then failed to work. Middle button was not enabled too. [Fix] With two upstream patches, elantech touchpad works fine with middle button. [Test Case] Touchpad moves fine, left/right/middle buttons works fine. scroll mode works fine. [Regression Potential] Very low, Just enable specific hardware support. ??? (1): Input: elantech - fix V4 report decoding for module with middle key Aaron Ma (1): Input: elantech - enable middle button of touchpads on ThinkPad P52 drivers/input/mouse/elantech.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) Acked-by: Hui Wang Acked-By: Wen-chien Jesse Sung