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=-10.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 F160CC4361B for ; Thu, 10 Dec 2020 08:55:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AD74823D9E for ; Thu, 10 Dec 2020 08:55:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387471AbgLJIy7 (ORCPT ); Thu, 10 Dec 2020 03:54:59 -0500 Received: from mail.kernel.org ([198.145.29.99]:48826 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388502AbgLJIyx (ORCPT ); Thu, 10 Dec 2020 03:54:53 -0500 Date: Thu, 10 Dec 2020 09:55:26 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1607590452; bh=xIgVJvAlVCJKs4E82O3GqG7+LHjFNMuiHbinDzdeBfE=; h=From:To:Cc:Subject:References:In-Reply-To:From; b=12qGSl6F2u3dhjHpFyxAOrcmayyyL/HpeQol392+zZWqOLkpTNsbaxiH/TIagnEe5 c6ugbivK+7Afok7l+STVpiZmlJsQBMfTKPKKyuE+QvS2pitlakuFgWVMoGqxBzqN/v VGHEWYrv+J/6rJvNx4uu7l9mI+Z1/1aVQkFfTFL8= From: Greg KH To: Hemant Kumar Cc: manivannan.sadhasivam@linaro.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, jhugo@codeaurora.org, bbhatt@codeaurora.org, loic.poulain@linaro.org, netdev@vger.kernel.org Subject: Re: [PATCH v16 4/4] bus: mhi: Add userspace client interface driver Message-ID: References: <1607584885-23824-1-git-send-email-hemantk@codeaurora.org> <1607584885-23824-5-git-send-email-hemantk@codeaurora.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1607584885-23824-5-git-send-email-hemantk@codeaurora.org> Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org 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. thanks, greg k-h