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_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 F3B6BC4CEC7 for ; Thu, 12 Sep 2019 18:32:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C6F9A2084F for ; Thu, 12 Sep 2019 18:32:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="hkM2H7O0" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727278AbfILScX (ORCPT ); Thu, 12 Sep 2019 14:32:23 -0400 Received: from mail-pf1-f178.google.com ([209.85.210.178]:33288 "EHLO mail-pf1-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727277AbfILScX (ORCPT ); Thu, 12 Sep 2019 14:32:23 -0400 Received: by mail-pf1-f178.google.com with SMTP id q10so16523838pfl.0 for ; Thu, 12 Sep 2019 11:32:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=WlsHr18zrjSKp+ynO23cXeEI8P/fpwolSlN4tSUOuGA=; b=hkM2H7O0RBDTxAAbuIQxAYtnkjhFurZUyaAU/KZgpgNkNXe3+0dbRWWcyT42xzlpV8 AbPDVvZHLnsXRuVsGKHuS61MuUgwutORFIv0i3qWk3KZNj25g8LzPqNVSyJ1QoCkBTTi JVq7IiCC08Zks/K4L3bjgTv5g70YscnWdyC3qrRsyDdI3NWSLF3aIpZruIJD8sgKpmQ6 wOoqwWkAXocbrXJbS2U1KsI+mWlLtvNtGuDKV4LMACu48HV7ZauLHMqGK8avRFzPSgaF HTsBEZksuAvBf9R0c6W2uF0LGBh+32Iq2Y+tLZoVjRoIClVYlxJiWHui762b5pnnfVA7 Z5Rw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to:user-agent; bh=WlsHr18zrjSKp+ynO23cXeEI8P/fpwolSlN4tSUOuGA=; b=Hpq35gmCNozFkqZqhoKsGbZ5afhND9e1WLnQk8Sg64zgNLZmtBKTr+yTX7e2LOa4QK /kdRcuuoZNOcbf8wOQPnhyJZZTXlDKrlBpXtEgVDIC6LKNmvlHqzuImd2aR8yCCLMWqI TKkO4asri5OmEZ6FRmTh9/H+aaoT6oyQsB77su+IxeNfeUAAnilq9cAros8qh3NG2UZt 8SmRBVb0mNeGosF4xQYk9ai/nFwx9eNGLQs9qTIrl10NqeiYHPWfi2nar9yqFpLdYS2I UFyOnAmEVq9B2yCtNgKO02zybFn06jAkzamhsA7n8BEmGhBntC6WxUtgPWtVYm8jPb9a ezsw== X-Gm-Message-State: APjAAAXPrS0pmqXDqhuj5InGlRzUlERbu+Y8vlNBcIvb0ydpUeRKqHze Iw/3+TTj4m2MXzfPDRixds36+JXW X-Google-Smtp-Source: APXvYqxnNrAQ5xQun/jm6+JlOQVMyqlOvjmpDE6OkSsvgLMd3LExFj/O/hACs54T4iMjf33KCzaatw== X-Received: by 2002:a17:90a:2ecb:: with SMTP id h11mr25696pjs.108.1568313140962; Thu, 12 Sep 2019 11:32:20 -0700 (PDT) Received: from localhost ([2600:1700:e321:62f0:329c:23ff:fee3:9d7c]) by smtp.gmail.com with ESMTPSA id q21sm28920273pfh.18.2019.09.12.11.32.18 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 12 Sep 2019 11:32:19 -0700 (PDT) Date: Thu, 12 Sep 2019 11:32:18 -0700 From: Guenter Roeck To: Nicolin Chen Cc: linux-hwmon@vger.kernel.org Subject: Re: ABI for these two registers? Message-ID: <20190912183218.GA5065@roeck-us.net> References: <20190912002813.GA12433@Asurada-Nvidia.nvidia.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190912002813.GA12433@Asurada-Nvidia.nvidia.com> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-hwmon-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-hwmon@vger.kernel.org On Wed, Sep 11, 2019 at 05:28:14PM -0700, Nicolin Chen wrote: > Hello Guenter, > > Datasheet: http://www.ti.com/lit/ds/symlink/ina3221.pdf > (At page 32, chapter 8.6.2.14 and 8.6.2.15) > > I have two registers that I need to expose to user space: > Shunt-Voltage-Sum and Shunt-Voltage-Limit registers > > Right now in[123]_input of INA3221 are for voltage channels > while in[456]_input are for Shunt voltage channels. > > So can I just use in7_input and in7_crit for them? > Doesn't Shunt-Voltage-Limit apply to in[456]_input ? If so, the limit should be attached to those. in7_input for Shunt-Voltage-Sum would be fine. Guenter