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_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=unavailable 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 9DA63C43460 for ; Tue, 4 May 2021 17:50:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6CB1B613C6 for ; Tue, 4 May 2021 17:50:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232065AbhEDRuy (ORCPT ); Tue, 4 May 2021 13:50:54 -0400 Received: from m43-7.mailgun.net ([69.72.43.7]:11154 "EHLO m43-7.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231773AbhEDRux (ORCPT ); Tue, 4 May 2021 13:50:53 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1620150598; h=Content-Transfer-Encoding: Content-Type: In-Reply-To: MIME-Version: Date: Message-ID: From: References: Cc: To: Subject: Sender; bh=qfmvNh2uq9Iyuj3t9hwn8y2SD3Ym7HRAA7nKvwMbgCE=; b=ZHvjNJfaIpNZs+Q9poXM4N9+P289rzTObGcUaTOZLIhkqDFQcw/eWLYA4gYlTIM7PbwVehpw OvOLj8SbnQfbwSG9AWmiFEgA1c3/7YRej0HEmDl2f7hycLkPPWooE9gylx/EasxXhqVaG9uW zuxWUuH9Ot5CIwNlH9/vhec/9pU= X-Mailgun-Sending-Ip: 69.72.43.7 X-Mailgun-Sid: WyI0MWYwYSIsICJsaW51eC1rZXJuZWxAdmdlci5rZXJuZWwub3JnIiwgImJlOWU0YSJd Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n04.prod.us-west-2.postgun.com with SMTP id 60918935f34440a9d47565f7 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Tue, 04 May 2021 17:49:41 GMT Sender: jhugo=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id A043CC433D3; Tue, 4 May 2021 17:49:41 +0000 (UTC) Received: from [10.226.59.216] (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: jhugo) by smtp.codeaurora.org (Postfix) with ESMTPSA id 3D13CC433D3; Tue, 4 May 2021 17:49:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 3D13CC433D3 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=jhugo@codeaurora.org Subject: Re: [PATCH v8 7/9] bus: mhi: core: Check channel execution environment before issuing reset To: Bhaumik Bhatt , manivannan.sadhasivam@linaro.org Cc: linux-arm-msm@vger.kernel.org, hemantk@codeaurora.org, linux-kernel@vger.kernel.org, carl.yin@quectel.com, naveen.kumar@quectel.com, loic.poulain@linaro.org References: <1617311778-1254-1-git-send-email-bbhatt@codeaurora.org> <1617311778-1254-8-git-send-email-bbhatt@codeaurora.org> From: Jeffrey Hugo Message-ID: Date: Tue, 4 May 2021 11:49:38 -0600 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.9.1 MIME-Version: 1.0 In-Reply-To: <1617311778-1254-8-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-kernel@vger.kernel.org On 4/1/2021 3:16 PM, Bhaumik Bhatt wrote: > A client can attempt to unprepare certain channels for transfer even > after the execution environment they are supposed to run in has changed. > In the event that happens, the device need not be notified of the reset > and the host can proceed with clean up for the channel context and > memory allocated for it on the host as the device will no longer be able > to respond to such a request. > > Signed-off-by: Bhaumik Bhatt > Reviewed-by: Hemant Kumar > Reviewed-by: Manivannan Sadhasivam > --- Reviewed-by: Jeffrey Hugo -- Jeffrey Hugo Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.