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=-2.8 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 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 7B958C2B9F7 for ; Wed, 26 May 2021 09:40:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5C71E61437 for ; Wed, 26 May 2021 09:40:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233288AbhEZJmI (ORCPT ); Wed, 26 May 2021 05:42:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51742 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233117AbhEZJmH (ORCPT ); Wed, 26 May 2021 05:42:07 -0400 Received: from mail-oi1-x22d.google.com (mail-oi1-x22d.google.com [IPv6:2607:f8b0:4864:20::22d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8AB1EC061574 for ; Wed, 26 May 2021 02:40:35 -0700 (PDT) Received: by mail-oi1-x22d.google.com with SMTP id j75so881026oih.10 for ; Wed, 26 May 2021 02:40:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=j157uAdH+Dt8bO1dH9QROoJp127aqvEjds9YChOAzaU=; b=Iiv+ZZubwfSMsz7wmOyF68F0D/Vwo6KbTohBU8Cce+6nMEi0MvGQ8nyv3fLS1Hf2gE k2Mwj51QnvdQtHOPnLjIvx6zu2aeBeSkMMiyHBbMmonqUhdHurvnCyDjQJIHSMAcF5z4 SaVyn6TWGlCvbP9XyNy4ks1J2FrwDqp+gXPSRuXZuKi9giTB2naV2QDrVL6rnIp7Of6p qOQss8sxKAHp/O9PObuQFJeFMz2bWUy6EsD1Mb3t9DoKLnA9+q8mV4NlsHiUYaeYfYH4 Uj2MzPpkwftH1uHMsrWf3L12N8Q+LYkp3QrzE2OGphC3USohx2+815z5EEJimjF4D0x+ oaWA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=j157uAdH+Dt8bO1dH9QROoJp127aqvEjds9YChOAzaU=; b=fMFw/eqFz+jgu8lQA7/SP4deJESrbESr1menAkxIJsvqdEB+H28W7ss2KvrZFLiwh6 SVz0l7R9LRCUtCB4l/j11HpaxOCp65hKTHckqM2kAARlcnekL1D8F5JlptpgfPbzIRgd 7GkkrxUV+DT3vdGEAp0F5wBvTPo+2+Ve9aeuqv8Oi2+1jB6UTSz+GIQ+uHZI90gWMiBU hFfkT+HG+9lkIClWeU4effRI8Eoq5hCrW+5eguR59bl/kKjN4RSPiZ3yoqjuwCQgMOJO CUXpZgo5NDJcKudRqdX+JnrCd59KUZyp7Kl9PKc/54kly/HQEzOf+nJdtqWmHeiUpDuR EJ4g== X-Gm-Message-State: AOAM531U23+yV8hY3rrhb/GuD7KWzqN3GWj7jTXURWMx7PH4mjV5K3d+ ozEuB4WNuQSG6v/jdBjkxifUFVSyy2IlFYT0E0tQREH7RsVjNQ== X-Google-Smtp-Source: ABdhPJxSOKqc8yAtwdC3qV659y2lKcSM9gys6PzXC1iQrBmtY5+zezC2W+ZmSU9v1A+M15XnQ7yhLQuKFfNKp1w3WMo= X-Received: by 2002:aca:d68a:: with SMTP id n132mr1137134oig.105.1622022035038; Wed, 26 May 2021 02:40:35 -0700 (PDT) MIME-Version: 1.0 From: Max Witte Date: Wed, 26 May 2021 11:40:22 +0200 Message-ID: Subject: i2c-hid touchpad synopsys designware To: linux-input@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org i2c-hid touchpad synopsys designware I've got the hold on a Fujitsu Ultrabook U7411/U7x11 which has some glitches/quirks with the touchpad that can be fixed with modprobe i2c-hid. ( Ubuntu 20.04 / 5.8.0-53-generic ) In dmesg I can see this when I modprobe it: i2c_hid i2c-0X53 0X59 0X4E 0X50 0X31 0X46 0X31 0X35 0X00:00: supply vdd not found, using dummy regulator After this it appears in xinput and works: 0X53 0X59 0X4E 0X50 06CB:CE2B Touchpad id=19 Any clues / suggestions to make this work "out of the box" are appreciated.