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=-15.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, 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 B3F07C64E8A for ; Thu, 3 Dec 2020 00:16:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 54C1C205F4 for ; Thu, 3 Dec 2020 00:16:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728314AbgLCAQh (ORCPT ); Wed, 2 Dec 2020 19:16:37 -0500 Received: from m42-5.mailgun.net ([69.72.42.5]:31852 "EHLO m42-5.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725918AbgLCAQg (ORCPT ); Wed, 2 Dec 2020 19:16:36 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1606954570; h=Content-Transfer-Encoding: Content-Type: In-Reply-To: MIME-Version: Date: Message-ID: From: References: Cc: To: Subject: Sender; bh=DVl1UyMG97vuR2i9Cjd4cq7c6dQ7hQ37SwsMSZUzHEI=; b=ptrBZaxZYMacwT2j4ptS4gKgqq3kd14J1MIOwQCF5d8uwFMMbPGuV8WW99rGPxxuGrX1qPHi sy0ZTAHzrmqZLe7x/oxN6nJtkO++CONZnS3+1H0ZjIpzHBiSQ+zD1O57GrAfJDaRejfYyVrF e8BclmcuvnksSoEB5QoxQk5QdmQ= X-Mailgun-Sending-Ip: 69.72.42.5 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-n09.prod.us-east-1.postgun.com with SMTP id 5fc82e304f56090fbc513d42 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Thu, 03 Dec 2020 00:15:44 GMT Sender: hemantk=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 8F265C43463; Thu, 3 Dec 2020 00:15:43 +0000 (UTC) Received: from [10.46.162.249] (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 94C0AC433ED; Thu, 3 Dec 2020 00:15:42 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 94C0AC433ED 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=hemantk@codeaurora.org Subject: Re: [PATCH v3 1/7] bus: mhi: core: Allow receiving a STOP channel command response To: Bhaumik Bhatt , manivannan.sadhasivam@linaro.org Cc: linux-arm-msm@vger.kernel.org, loic.poulain@linaro.org, jhugo@codeaurora.org, linux-kernel@vger.kernel.org References: <1606952438-15321-1-git-send-email-bbhatt@codeaurora.org> <1606952438-15321-2-git-send-email-bbhatt@codeaurora.org> From: Hemant Kumar Message-ID: <6668b99c-a1a7-920a-4a7e-e2cb2729baee@codeaurora.org> Date: Wed, 2 Dec 2020 16:15:42 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <1606952438-15321-2-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-kernel@vger.kernel.org Hi Bhaumik, On 12/2/20 3:40 PM, Bhaumik Bhatt wrote: > Add support to receive the response to a STOP channel command to the How about saying "Add support to send the STOP channel command ? > MHI bus. If a client would like to STOP a channel instead of issuing > a RESET to it, this would provide support for it. > > Signed-off-by: Bhaumik Bhatt > --- > drivers/bus/mhi/core/main.c | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/drivers/bus/mhi/core/main.c b/drivers/bus/mhi/core/main.c > index 702c31b..a7bb8a7 100644 > --- a/drivers/bus/mhi/core/main.c > +++ b/drivers/bus/mhi/core/main.c > @@ -1193,6 +1193,11 @@ int mhi_send_cmd(struct mhi_controller *mhi_cntrl, > cmd_tre->dword[0] = MHI_TRE_CMD_RESET_DWORD0; > cmd_tre->dword[1] = MHI_TRE_CMD_RESET_DWORD1(chan); > break; > + case MHI_CMD_STOP_CHAN: > + cmd_tre->ptr = MHI_TRE_CMD_STOP_PTR; > + cmd_tre->dword[0] = MHI_TRE_CMD_STOP_DWORD0; > + cmd_tre->dword[1] = MHI_TRE_CMD_STOP_DWORD1(chan); > + break; > case MHI_CMD_START_CHAN: > cmd_tre->ptr = MHI_TRE_CMD_START_PTR; > cmd_tre->dword[0] = MHI_TRE_CMD_START_DWORD0; > Thanks, Hemant -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project