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=-2.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=ham 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 25CBCC282DE for ; Sun, 7 Apr 2019 22:10:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E59DD20883 for ; Sun, 7 Apr 2019 22:10:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="GNvaXLuL" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726531AbfDGWKj (ORCPT ); Sun, 7 Apr 2019 18:10:39 -0400 Received: from mail-pg1-f194.google.com ([209.85.215.194]:35610 "EHLO mail-pg1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726457AbfDGWKi (ORCPT ); Sun, 7 Apr 2019 18:10:38 -0400 Received: by mail-pg1-f194.google.com with SMTP id g8so6146812pgf.2; Sun, 07 Apr 2019 15:10:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=gEad8wPBFNEsqszeoMcA8cA5OhvBJ+fB9LA3q8nigao=; b=GNvaXLuLplMG5J9/CdgzgpjRF2jyK5nzoaDfwrfXUS+ZyL9SESlXw6a5IbE1mfQmIY Dm91TmjOrEGAl3odghmmERjNK+BRDc+a3AkvH458NIPoKniTpI2YbB6dzEdU4dPMFnkf zQ5y9sEHzQzDYCxtMyILxkeurZsz3kuxZubi5awjyZYlSHxvYXQa8abWADPRJ/lD1Kia DPWfjHVVTx1UIUh8JA4QepQoFQgrSpUhG+/xdA+LPb+tpnyzx29tMrMU1Dta0kT9Vjic 9mW+6LxtaftCa4x1NVfh/Z9jjVzut7LEpsATSo3hFYImXKrKyKivwkZ2soknnSOyct2m sL6A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=gEad8wPBFNEsqszeoMcA8cA5OhvBJ+fB9LA3q8nigao=; b=hDhAwsAPOnjxRtxuA6+kTVZQon1Y1HMlCksIvePI/nyhlLAsags+ekBLZlpEomwo3Z ta+ZCj4khKkw1IV8Nhi9fI06J3p7dayFsJMY3LccUv/TnbhqAAMimclBnaVP6GOU496w /uB802H9cbMhaHT/I/f9ocSZ9au5MjtNc2WHmB41/9PW0vQpIz2xmUzm6GKA55sRFYX5 UG/4K/VAEnHSHj3PQDetI0m4coNuWvIr1c53LzrTG/UUnIFLvvzOTDu5u/PlK4yJ+5XW jqBEfny40Vq3eXbDSbTzbeIOhk9cVUpj/JVJFErFU1Q5HWYOw+bbTkZNnSSMWM/tE5ar PlPw== X-Gm-Message-State: APjAAAWsnRrCCg6Fuh/ZPNEP4F1V0TpQad5uGX934DoYqFa1YiH1NeKv u40j7QnpKeIkLoGA4/za8Ko= X-Google-Smtp-Source: APXvYqxZ7p8xpjEay2fij1PLrOuJ9toXMWxrxjsQVcSDne8JVHURvBTAw2eARdHhiTwf8ad/o5bhrQ== X-Received: by 2002:a63:ef0a:: with SMTP id u10mr7171720pgh.199.1554675037340; Sun, 07 Apr 2019 15:10:37 -0700 (PDT) Received: from dtor-ws ([2620:15c:202:201:3adc:b08c:7acc:b325]) by smtp.gmail.com with ESMTPSA id k14sm51968450pfb.125.2019.04.07.15.10.36 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sun, 07 Apr 2019 15:10:36 -0700 (PDT) Date: Sun, 7 Apr 2019 15:10:34 -0700 From: Dmitry Torokhov To: Lyude Paul Cc: stable@vger.kernel.org, Chen-Yu Tsai , linux-input@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] Input: i8042 - disable KBD port on Late-2016 Razer Blade Stealth Message-ID: <20190407221034.GA162359@dtor-ws> References: <20190407213735.10658-1-lyude@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190407213735.10658-1-lyude@redhat.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Lyude, On Sun, Apr 07, 2019 at 05:37:34PM -0400, Lyude Paul wrote: > The late 2016 model of the Razer Blade Stealth has a built-in USB > keyboard, but for some reason the BIOS exposes an i8042 controller with > a connected KBD port. While this fake AT Keyboard device doesn't appear > to report any events, attempting to change the state of the caps lock > LED on it from on to off causes the entire system to hang. > > So, introduce a quirk table for disabling keyboard probing by default, > i8042_dmi_nokbd_table, and add this specific model of Razer laptop to > that table. What does dmesg show about i8042 for this device? Especially line "PNP: PS/2 Controller ..."? Thanks. -- Dmitry