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_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED, 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 9A685C43387 for ; Sun, 6 Jan 2019 11:17:22 +0000 (UTC) Received: from shelob.surriel.com (shelob.surriel.com [96.67.55.147]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1EE1320878 for ; Sun, 6 Jan 2019 11:17:21 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=kroah.com header.i=@kroah.com header.b="DYY7uncz"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b="iWNACNQC" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1EE1320878 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kroah.com Authentication-Results: mail.kernel.org; spf=fail smtp.mailfrom=kernelnewbies-bounces@kernelnewbies.org Received: from localhost ([::1] helo=shelob.surriel.com) by shelob.surriel.com with esmtp (Exim 4.91) (envelope-from ) id 1gg6QR-0005Kk-MS; Sun, 06 Jan 2019 06:17:03 -0500 Received: from wout2-smtp.messagingengine.com ([64.147.123.25]) by shelob.surriel.com with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.91) (envelope-from ) id 1gg6QM-0005Ke-Pi for kernelnewbies@kernelnewbies.org; Sun, 06 Jan 2019 06:16:59 -0500 Received: from compute6.internal (compute6.nyi.internal [10.202.2.46]) by mailout.west.internal (Postfix) with ESMTP id 708B21409; Sun, 6 Jan 2019 06:16:56 -0500 (EST) Received: from mailfrontend2 ([10.202.2.163]) by compute6.internal (MEProxy); Sun, 06 Jan 2019 06:16:56 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kroah.com; h= date:from:to:cc:subject:message-id:references:mime-version :content-type:in-reply-to; s=fm2; bh=PpHwQGW2RfbP5Icf1g8ALbcoa2M a85c6wlORfUoORTY=; b=DYY7unczL3A5o3Yk4Jv0Uk6YY1xOv9WW299yHwSebFh k61HGmi8YRQIjvleVEAxn1MDMakHiXPHTWgfOkarXnH6A09uFngZICWNuf++k65X 3lWh8hvShCPz67OqJGm+6MOrbdYtQMd4bEDSVsBio9KVF8L18Op7VppbJTjDPH01 V1bPnAL9lDh1vvwB3KLI0K3ixyv4TCPHm8ODx7jL3ZfqM2ukbgJ89Bntzf2trptA ukX++OOg6b2GiphRc9hLCwhWcPhFF24TRHHM2gqKhMqmHLzQLBC6wtPsV8BQ2pfW hPtiepCEtcfW7/AquXzA0Eiut+jnwcV7jI6pWDImKGg== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-me-proxy :x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s=fm1; bh=PpHwQG W2RfbP5Icf1g8ALbcoa2Ma85c6wlORfUoORTY=; b=iWNACNQC6h0X37iGQQR29/ GcTV6B0+51+hHCC9oD9sOc70lefho9FWyrXg9UYXJFLGF+Ew5pgGHCVjNyHcoEns Yd1p35dX0sPvHmAqLB7NO7mbC3gDWtLHbyUttiM3s2ydng/qGYPpPvUEJJXf9WIZ wJHGMKSsYa6Mw2cTnTfgaTFJljfM0g4ZO71yAXInsdXrryeqBy8k6GCsHstq+Kt3 pRfZRSXbKuNui86YmibO8BgQ+KPHq/a0fOJmgCJWaUJLp9n0GFUKBXaMQtjHtR2c gyYj9FZ7VX/p890BeS9UlzetjjaOVPwevPS1QrRAS91CZeZoYH6H6BLiyarINEYA == X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedtledrvdehgddvkeculddtuddrgedtkedrtddtmd cutefuodetggdotefrodftvfcurfhrohhfihhlvgemucfhrghsthforghilhdpqfhuthen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhepfffhvffukfhfgggtuggjfgesthdtredttdervdenucfhrhhomhepifhrvghg ucfmjfcuoehgrhgvgheskhhrohgrhhdrtghomheqnecukfhppeekfedrkeeirdekledrud dtjeenucfrrghrrghmpehmrghilhhfrhhomhepghhrvghgsehkrhhorghhrdgtohhmnecu vehluhhsthgvrhfuihiivgeptd X-ME-Proxy: Received: from localhost (5356596b.cm-6-7b.dynamic.ziggo.nl [83.86.89.107]) by mail.messagingengine.com (Postfix) with ESMTPA id 56EA0100B9; Sun, 6 Jan 2019 06:16:55 -0500 (EST) Date: Sun, 6 Jan 2019 12:16:53 +0100 From: Greg KH To: Jay Aurabind Subject: Re: The Kernel knows. But how ? Did the acpi make a secret dead drop ? Message-ID: <20190106111653.GA9882@kroah.com> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.11.1 (2018-12-01) Cc: kernelnewbies X-BeenThere: kernelnewbies@kernelnewbies.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Learn about the Linux kernel List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kernelnewbies-bounces@kernelnewbies.org On Sun, Jan 06, 2019 at 02:22:34PM +0530, Jay Aurabind wrote: > Hi, > > The subject line might be a bit dramatic, but I assure you my question is > isn't. > > I have a 3-axis accelerometer (LIS3LV02DL) in my laptop which shows up as > an input device. Since its x86, I am assuming the necessary information was > encoded in ACPI Tables. But I cannot find any mention of this device in the > acpi tables exposed by the kernel. Odds are it is an i2c device, that's the way it normally is hooked up on a laptop, not through ACPI as you have noticed. Does that help? greg k-h _______________________________________________ Kernelnewbies mailing list Kernelnewbies@kernelnewbies.org https://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies