From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DC0DBC00A89 for ; Thu, 5 Nov 2020 13:26:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7EF37206ED for ; Thu, 5 Nov 2020 13:26:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730618AbgKEN0S (ORCPT ); Thu, 5 Nov 2020 08:26:18 -0500 Received: from esa4.mentor.iphmx.com ([68.232.137.252]:42139 "EHLO esa4.mentor.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725468AbgKEN0R (ORCPT ); Thu, 5 Nov 2020 08:26:17 -0500 IronPort-SDR: Zr+1S/SxTxqWn0bJUXKAEEQEIyiIRm2olp7FYLKct6fjaoyI3XVKXbdMhu9qCkB4KOsojcD9bk 0X2qb7dXQMyb6V5LOsMYdcLLiWftvged5OmETXV0iOmy6j+11CtsbFD7yJQkLU62SHpg/0eV/K FoGAQm4ktOajvSvK25xVtcOEZHFNPKlbvY9F6kHkkZUTnaW8jUO8fqX5ZcVrPvjfBgQvfUXIDc lWYotpdNXVDgS/MqA5ALtgfXyIgZd0L+RdKxxRBqkmACMVSwTTn+uAqVWZYNKMVHIT6pgbRyf4 gvU= X-IronPort-AV: E=Sophos;i="5.77,453,1596528000"; d="scan'208";a="54839176" Received: from orw-gwy-01-in.mentorg.com ([192.94.38.165]) by esa4.mentor.iphmx.com with ESMTP; 05 Nov 2020 05:26:16 -0800 IronPort-SDR: djgmWDpRVb5bzlGO2/LUhJF8Bscj7K02FLIwGPqb8WZCbzRWA4ApZgyQQzI/GhBkGSEeBEOLks /QNCNabBsqDtjXh6RriH74blBmEsBCsiFUPUErjpj+QDVY4l+kKfmdqKIaY8l3bA6HcK0tmniL n1nq6r4kr7oxe061cbr0w+akFc7/eVbRizADen3h+KCd69V6XbG8XoQ2hYp0e7mUei9g9O6i1v UAp1YEMQdmki9rf75u36G+ppt/6MQjKe8wnOUQz3+r/sqe7DFqTPpNd3n6Q7TDawdfCo5OdF40 LGo= Subject: Re: [Regression]: Commit 74d905d2 breaks the touchpad and touchscreen of Google Chromebook "samus" To: Andre , Nick Dyer CC: Dmitry Torokhov , "George G. Davis" , References: <735253bd-5500-2b8d-c98d-99bddb0617ce@web.de> From: "Wang, Jiada" Message-ID: Date: Thu, 5 Nov 2020 22:25:59 +0900 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.12.1 MIME-Version: 1.0 In-Reply-To: <735253bd-5500-2b8d-c98d-99bddb0617ce@web.de> Content-Type: text/plain; charset="windows-1252"; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit X-ClientProxiedBy: svr-orw-mbx-03.mgc.mentorg.com (147.34.90.203) To svr-orw-mbx-03.mgc.mentorg.com (147.34.90.203) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Andre Thanks for your report, could you also please post the log when with this commit reverted? Thanks, Jiada On 2020/11/04 17:13, Andre wrote: > Hi, > > commit 74d905d2: Input: atmel_mxt_ts - only read messages in > mxt_acquire_irq() when necessary > > breaks the touchpad and touchscreen of the 2015 Chromebook Pixel "Samus". > > Reverting the commit from the current git tree gets them to work again. > > I am not at all shure what info to include, but I will happily provide > it on request. > > The dmesgs of a boot with commit 74d905d2 show "Enabling RETRIGEN > workaround", but otherwise looks the same as a boot without. > > Here is the relevant bit (with 74d905d2): > > atmel_mxt_ts i2c-ATML0000:01: Family: 164 Variant: 17 Firmware V1.0.AA > Objects: 32 > atmel_mxt_ts i2c-ATML0000:01: Enabling RETRIGEN workaround > atmel_mxt_ts i2c-ATML0000:01: Direct firmware load for maxtouch.cfg > failed with error -2 > atmel_mxt_ts i2c-ATML0000:01: Touchscreen size X960Y540 > input: Atmel maXTouch Touchpad as > /devices/pci0000:00/INT3432:00/i2c-0/i2c-ATML0000:01/input/input4 > atmel_mxt_ts i2c-ATML0001:01: Family: 164 Variant: 13 Firmware V1.0.AA > Objects: 41 > atmel_mxt_ts i2c-ATML0001:01: Enabling RETRIGEN workaround > atmel_mxt_ts i2c-ATML0001:01: Direct firmware load for maxtouch.cfg > failed with error -2 > > Thank you, > Andre Müller