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Subject: Re: [PATCH v14 4/4] bus: mhi: Add userspace client interface driver
To:     Hemant Kumar <hemantk@codeaurora.org>,
        manivannan.sadhasivam@linaro.org, gregkh@linuxfoundation.org
Cc:     linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org,
        bbhatt@codeaurora.org, loic.poulain@linaro.org,
        netdev@vger.kernel.org
References: <1606877991-26368-1-git-send-email-hemantk@codeaurora.org>
 <1606877991-26368-5-git-send-email-hemantk@codeaurora.org>
From:   Jeffrey Hugo <jhugo@codeaurora.org>
Message-ID: <07e6e443-6df6-bbbb-0992-c6f0e44f7139@codeaurora.org>
Date:   Thu, 3 Dec 2020 14:22:23 -0700
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On 12/1/2020 7:59 PM, 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/<mhi_device_name>
> 
> Currently it supports QMI channel.
> 
> Signed-off-by: Hemant Kumar <hemantk@codeaurora.org>
> Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
> Tested-by: Loic Poulain <loic.poulain@linaro.org>

Reviewed-by: Jeffrey Hugo <jhugo@codeaurora.org>

-- 
Jeffrey Hugo
Qualcomm Technologies, Inc. is a member of the
Code Aurora Forum, a Linux Foundation Collaborative Project.