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=-10.3 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 4C323C07E99 for ; Fri, 9 Jul 2021 17:40:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 30241613C3 for ; Fri, 9 Jul 2021 17:40:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229815AbhGIRnm (ORCPT ); Fri, 9 Jul 2021 13:43:42 -0400 Received: from vern.gendns.com ([98.142.107.122]:39698 "EHLO vern.gendns.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229491AbhGIRnm (ORCPT ); Fri, 9 Jul 2021 13:43:42 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lechnology.com; s=default; h=Content-Transfer-Encoding:Content-Type: In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To:Subject:Sender :Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=MDLeLO35yOu9e+ubHJxjLeSOA9/E59U+abO9awfMjes=; b=uEKvpYtIJXAef+wcJU2rz3jJ1R +SpErNwb42GrUY8jmhoBonO+rLsr7WddcXUYxtWaQ362z0dd4aNql8LmZCM3Hg2TQ17a9hduZ9VfP NNWyY9sJaec7olTzWUO6LbXxHDxYztGLoxQypbiFTlvrKrwNvZ7D8e4p2kPiXT3A+hymGMTJTW1SZ ztE/Kk1Qq0ciBFqB3aqVQamyiPJI0C+/zAOCjxO4wAgoX8mtwzQwluvo6ir0PGp6HeGCZtVFuiqbS 4EapOkdO+PccQu5XAJV3UjvULolMMDKfRh7L7Kui8g/bn8V+U8CIFWSMMgRAfUzvJp1dxUOZyqE7R 6dDGxWow==; Received: from 108-198-5-147.lightspeed.okcbok.sbcglobal.net ([108.198.5.147]:51894 helo=[192.168.0.134]) by vern.gendns.com with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.94.2) (envelope-from ) id 1m1uUU-00BGSf-Ep; Fri, 09 Jul 2021 13:40:54 -0400 Subject: Re: [PATCH v12 02/17] counter: Return error code on invalid modes To: William Breathitt Gray , jic23@kernel.org Cc: linux-stm32@st-md-mailman.stormreply.com, kernel@pengutronix.de, a.fatoum@pengutronix.de, kamel.bouhara@bootlin.com, gwendal@chromium.org, alexandre.belloni@bootlin.com, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, syednwaris@gmail.com, patrick.havelange@essensium.com, fabrice.gasnier@st.com, mcoquelin.stm32@gmail.com, alexandre.torgue@st.com, o.rempel@pengutronix.de, jarkko.nikula@linux.intel.com, Fabrice Gasnier References: <6d4bfe6d7acfbeaf09a6c7d6324b0cbf8e23f35a.1625471640.git.vilhelm.gray@gmail.com> From: David Lechner Message-ID: Date: Fri, 9 Jul 2021 12:40:49 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: <6d4bfe6d7acfbeaf09a6c7d6324b0cbf8e23f35a.1625471640.git.vilhelm.gray@gmail.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - vern.gendns.com X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - lechnology.com X-Get-Message-Sender-Via: vern.gendns.com: authenticated_id: davidmain+lechnology.com/only user confirmed/virtual account not confirmed X-Authenticated-Sender: vern.gendns.com: davidmain@lechnology.com X-Source: X-Source-Args: X-Source-Dir: Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org On 7/5/21 3:18 AM, William Breathitt Gray wrote: > Only a select set of modes (function, action, etc.) are valid for a > given device configuration. This patch ensures that invalid modes result > in a return -EINVAL. Such a situation should never occur in reality, but > it's good to define a default switch cases for the sake of making the > intent of the code clear. > > Cc: Kamel Bouhara > Cc: Maxime Coquelin > Cc: Alexandre Torgue > Cc: David Lechner > Acked-by: Syed Nayyar Waris > Reviewed-by: Fabrice Gasnier > Signed-off-by: William Breathitt Gray > --- Acked-by: David Lechner