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=-5.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,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 F1AFAC388F7 for ; Wed, 4 Nov 2020 08:18:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9256321556 for ; Wed, 4 Nov 2020 08:18:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=web.de header.i=@web.de header.b="GuXJu21N" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728697AbgKDISQ (ORCPT ); Wed, 4 Nov 2020 03:18:16 -0500 Received: from mout.web.de ([212.227.15.3]:44329 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726564AbgKDISJ (ORCPT ); Wed, 4 Nov 2020 03:18:09 -0500 X-Greylist: delayed 305 seconds by postgrey-1.27 at vger.kernel.org; Wed, 04 Nov 2020 03:18:08 EST DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=dbaedf251592; t=1604477887; bh=35ZhIxsCOOsP7usUajFw1qevtlDipe69Xji1H0wl7zU=; h=X-UI-Sender-Class:To:Cc:From:Subject:Date; b=GuXJu21NgNZIxiNpo630uPOCUNT1Hd88EJLLCRMGZzGjC7iFWaBRLt7XPwachQvr1 7RB25MxOKHF13TiOxBPZsQq0QOX+YW9U3My6OXPOsjBwMs+AwGz5bzMF37uE9HZ94o V7Jxhe+LElyCN+DLmnrhVDNi6KNfasFhXO6VXcOk= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Received: from [10.0.0.110] ([193.36.117.236]) by smtp.web.de (mrweb003 [213.165.67.108]) with ESMTPSA (Nemesis) id 0MfYoV-1ky6SJ2y67-00P4yr; Wed, 04 Nov 2020 09:12:56 +0100 To: Nick Dyer Cc: Dmitry Torokhov , "George G. Davis" , Jiada Wang , linux-kernel@vger.kernel.org From: Andre Subject: [Regression]: Commit 74d905d2 breaks the touchpad and touchscreen of Google Chromebook "samus" Message-ID: <735253bd-5500-2b8d-c98d-99bddb0617ce@web.de> Date: Wed, 4 Nov 2020 09:13:45 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.4.0 MIME-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Language: en-US Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:djnkFNgU7pE8pyOXpKcpggw04y3BlhsBJuUZ1Jt4gcu0sj+35f1 19LpS394tXb0zFdF8SoJG4FsGwD6eA8OCt402XFxJPlCJIh5AQEWv1qZod0FzCzXSe/QIlO CkeSehgsKiettowMvnXoePdP/p6rHJDEHkz+h0bh1ES2UG4bfMGkpYgef+NBokzqX7HvoVN Go80dUay5LvB7hIAoGY3g== X-UI-Out-Filterresults: notjunk:1;V03:K0:9zinPyvhoPo=:05kPGR6M2hfYUj7YnThg+f V7G0u5cpHDG+v5lM8Vz8N3Udcua4pVtTXqPJ7ecBSC9zeglDvBD0h4ZGqjMmG7UrprB6nj6ON 2Qob4J5tBExRzP1UjGFwyXaVAzEWl62QsW7W8o87SQqvxnHsvgxvdcCHvy6HpoLesJiX2/70T aMiK9yTyFwbMeCVm1YUvlbrNDEjrbgXfeZV1ed9f4QQTVj+Ry5H4UDtXEUjrMAR+1yq4F103s wXSWQ0zrwLpDQFzuU6qepcQ8ISCeSEAwp7WDx0bh7lA4enPyPiGOdlgmR7ewMaxSUaZFLFWF3 fXe6gHs0693TgAShjE03PPHr/EoPwiYqLgRckbpE2UA5QWxGqQwYgTe5kO1UOKi2FGrmVC56/ C8WwAYNUjIX/iPlV6MoonCo718FrimXXg/FoDaYxwjIXopCdz/KjN8nZ6Xy86QJRGmle/Gw5n i1LyoNDzL5SLKUenHw30375i5SOrlEAYozb7rIwiep665REqiab+JBBkLRr6q180E5sFkab+t gRyACKodmto3sA3A0wXTonKJsID9Pn+MwrctjZT2KjRNYSeJpWFhA8ro4C8VenQGXdvfW6P3a Nq+ecRmNO0YzdzB18SyXUPum87FYfbAF05niOEyZvFlrZWLr5sRPxuLcQSPjmB8kiL7GmieVq LJ2ByvgUdx1yGK+HgdBo7uwV6mnJ/nvPGvUxsNSjcrmzVDTXAkhYUhmtPPVUVuH/lf9sP79x0 Rl76KRU71pGkrm8Lf7qUUDZ6VCEFlhpHO12yfX3X+e5+5yBIq5zZKTiGYwolDv8PT2FlWzF5R OzG61sSIqKlw3NYNR7+6s6FTrwwYSQg44KHU+uRyqTboCuVx6s7rzbsP1heQNc9Mr+YR0sa2H N94m/uj6RjarYJd7MtQg== Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 M=FCller