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From: Hemant Kumar <>
To: Jeffrey Hugo <>,,
Subject: Re: [PATCH v15 4/4] bus: mhi: Add userspace client interface driver
Date: Thu, 3 Dec 2020 18:31:48 -0800	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

On 12/3/20 3:45 PM, Jeffrey Hugo wrote:
> On 12/3/2020 3:45 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 <>
>> Reviewed-by: Manivannan Sadhasivam <>
>> Reviewed-by: Jeffrey Hugo <>
> You dropped Loic's tested by.  Was that a mistake, or did something 
> actually change which would invalidate his testing?
Thanks for pointing this out, it was my bad. Re-sending the patch.
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project

      reply	other threads:[~2020-12-04  2:33 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-03 22:45 [PATCH v15 0/4] userspace MHI client interface driver Hemant Kumar
2020-12-03 22:45 ` [PATCH v15 1/4] bus: mhi: core: Add helper API to return number of free TREs Hemant Kumar
2020-12-03 22:45 ` [PATCH v15 2/4] bus: mhi: core: Move MHI_MAX_MTU to external header file Hemant Kumar
2020-12-03 22:45 ` [PATCH v15 3/4] docs: Add documentation for userspace client interface Hemant Kumar
2020-12-03 22:45 ` [PATCH v15 4/4] bus: mhi: Add userspace client interface driver Hemant Kumar
2020-12-03 23:45   ` Jeffrey Hugo
2020-12-04  2:31     ` Hemant Kumar [this message]

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