From: Greg KH <gregkh@linuxfoundation.org>
To: Hemant Kumar <hemantk@codeaurora.org>
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
Date: Thu, 10 Dec 2020 09:55:26 +0100 [thread overview]
Message-ID: <X9HifqAntBUBV0Ce@kroah.com> (raw)
In-Reply-To: <1607584885-23824-5-git-send-email-hemantk@codeaurora.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/<mhi_device_name>
>
> Currently it supports QMI channel.
>
> Signed-off-by: Hemant Kumar <hemantk@codeaurora.org>
> Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
> Reviewed-by: Jeffrey Hugo <jhugo@codeaurora.org>
> Tested-by: Loic Poulain <loic.poulain@linaro.org>
> ---
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
next prev parent reply other threads:[~2020-12-10 8:55 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-10 7:21 [PATCH v16 0/4] userspace MHI client interface driver Hemant Kumar
2020-12-10 7:21 ` [PATCH v16 1/4] bus: mhi: core: Add helper API to return number of free TREs Hemant Kumar
2020-12-10 7:21 ` [PATCH v16 2/4] bus: mhi: core: Move MHI_MAX_MTU to external header file Hemant Kumar
2020-12-10 7:21 ` [PATCH v16 3/4] docs: Add documentation for userspace client interface Hemant Kumar
2020-12-10 7:21 ` [PATCH v16 4/4] bus: mhi: Add userspace client interface driver Hemant Kumar
2020-12-10 8:55 ` Greg KH [this message]
2020-12-10 15:01 ` Jeffrey Hugo
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