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=-10.2 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,URIBL_BLOCKED, 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 1AA45C4361B for ; Thu, 10 Dec 2020 15:04:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BEEB82310D for ; Thu, 10 Dec 2020 15:04:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389951AbgLJPEC (ORCPT ); Thu, 10 Dec 2020 10:04:02 -0500 Received: from so254-31.mailgun.net ([198.61.254.31]:62196 "EHLO so254-31.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389659AbgLJPDp (ORCPT ); Thu, 10 Dec 2020 10:03:45 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1607612603; h=Content-Transfer-Encoding: Content-Type: In-Reply-To: MIME-Version: Date: Message-ID: From: References: Cc: To: Subject: Sender; bh=fTCspt8fsRDJ1131Yu+GC08GW7hUsw3zqXe2mBHPhEw=; b=pnJNuhjYlxkFSoWk8GSSZL2RE6PIrkxOtbcS9UIgM3d3yCrOY2Dn3gNHFwlBZ7O0Lu09clkA cDbwGVjd9Q/uVaatj8WKpvE9hzGkHYSqc+tX0LG9p36l1eUz0N+7NKM+zrubQd9p7AnNLWtC DjqE4QdJXUtJgMCmhg6QeAuPSuQ= X-Mailgun-Sending-Ip: 198.61.254.31 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-n01.prod.us-west-2.postgun.com with SMTP id 5fd238693a8ba2142a1c7cc1 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Thu, 10 Dec 2020 15:02:01 GMT Sender: jhugo=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 86C9AC433CA; Thu, 10 Dec 2020 15:02:01 +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 D4171C43465; Thu, 10 Dec 2020 15:01:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org D4171C43465 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 v16 4/4] bus: mhi: Add userspace client interface driver To: Greg KH , Hemant Kumar Cc: manivannan.sadhasivam@linaro.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, bbhatt@codeaurora.org, loic.poulain@linaro.org, netdev@vger.kernel.org References: <1607584885-23824-1-git-send-email-hemantk@codeaurora.org> <1607584885-23824-5-git-send-email-hemantk@codeaurora.org> From: Jeffrey Hugo Message-ID: <1ce7fc1a-7794-6815-ab4c-0721f0422564@codeaurora.org> Date: Thu, 10 Dec 2020 08:01:59 -0700 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.5.0 MIME-Version: 1.0 In-Reply-To: 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 12/10/2020 1:55 AM, Greg KH wrote: > On Wed, Dec 09, 2020 at 11:21:25PM -0800, Hemant Kumar wrote: >> This MHI client driver allows userspace clients to transfer >> raw data between MHI device and host using standard file operations. >> Driver instantiates UCI device object which is associated to device >> file node. UCI device object instantiates UCI channel object when device >> file node is opened. UCI channel object is used to manage MHI channels >> by calling MHI core APIs for read and write operations. MHI channels >> are started as part of device open(). MHI channels remain in start >> state until last release() is called on UCI device file node. Device >> file node is created with format >> >> /dev/ >> >> Currently it supports QMI channel. >> >> Signed-off-by: Hemant Kumar >> Reviewed-by: Manivannan Sadhasivam >> Reviewed-by: Jeffrey Hugo >> Tested-by: Loic Poulain >> --- > > Can you provide a pointer to the open-source userspace program that will > be talking to this new kernel driver please? That should be part of the > changelog here. Its listed in the documentation file (patch 3 in the series). I'm guessing you still want it in the change log though, so Hemant should probably take care of that. -- Jeffrey Hugo Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.