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=-12.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,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 4A6A0C4338F for ; Thu, 19 Aug 2021 01:40:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 26A14610A3 for ; Thu, 19 Aug 2021 01:40:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235459AbhHSBk7 (ORCPT ); Wed, 18 Aug 2021 21:40:59 -0400 Received: from so254-9.mailgun.net ([198.61.254.9]:62357 "EHLO so254-9.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235433AbhHSBk7 (ORCPT ); Wed, 18 Aug 2021 21:40:59 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1629337224; h=Content-Transfer-Encoding: Content-Type: In-Reply-To: MIME-Version: Date: Message-ID: From: References: Cc: To: Subject: Sender; bh=dN4PPWWThxm3th5mS+yrD7PdQG/wZZJ+UXng9iFiYsk=; b=BLwwTJY/3Vy7TLO/1HO1dgh8g9NEJ+tLX5lpduFokHmAr+r0TQFa00FPGJUnRK55iAzgLBAK DljUA3RqOUsPXOkqNMw6eYRr3UZw2gTjUY0rYc7I30VyVrepez4Ie2XtF4Bj+xa1GXkhQHYi Slc+7Vj444KiHdgnCTEKPY2/AgM= X-Mailgun-Sending-Ip: 198.61.254.9 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n03.prod.us-west-2.postgun.com with SMTP id 611db6861a9008a23e419bc1 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Thu, 19 Aug 2021 01:40:22 GMT Sender: hemantk=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 4C74CC43617; Thu, 19 Aug 2021 01:40:22 +0000 (UTC) Received: from [10.110.16.65] (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: hemantk) by smtp.codeaurora.org (Postfix) with ESMTPSA id 20960C4338F; Thu, 19 Aug 2021 01:40:21 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 smtp.codeaurora.org 20960C4338F Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=codeaurora.org Subject: Re: [PATCH v1 1/2] bus: mhi: core: Bail on writing register fields if read fails To: Bhaumik Bhatt , manivannan.sadhasivam@linaro.org Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, loic.poulain@linaro.org, quic_jhugo@quicinc.com References: <1629330634-36465-1-git-send-email-bbhatt@codeaurora.org> <1629330634-36465-2-git-send-email-bbhatt@codeaurora.org> From: Hemant Kumar Message-ID: <45fbfe24-38eb-82f0-7134-a04854269247@codeaurora.org> Date: Wed, 18 Aug 2021 18:40:20 -0700 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.12.0 MIME-Version: 1.0 In-Reply-To: <1629330634-36465-2-git-send-email-bbhatt@codeaurora.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org On 8/18/2021 4:50 PM, Bhaumik Bhatt wrote: > Helper API to write register fields relies on successful reads > of the register/address prior to the write. Bail out if a failure > is seen when reading the register before the actual write is > performed. > > Signed-off-by: Bhaumik Bhatt Reviewed-by: Hemant Kumar -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project