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Subject: Re: REGRESSION: dwc2: gadget: Add scatter-gather mode
To:     John Stultz <john.stultz@linaro.org>,
        Marek Szyprowski <m.szyprowski@samsung.com>
Cc:     Felipe Balbi <felipe.balbi@linux.intel.com>,
        Minas Harutyunyan <Minas.Harutyunyan@synopsys.com>,
        Artur Petrosyan <Arthur.Petrosyan@synopsys.com>,
        Linux USB List <linux-usb@vger.kernel.org>,
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        Tom Gall <tom.gall@linaro.org>,
        Andrzej Hajda <a.hajda@samsung.com>
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From:   Andrzej Pietrasiewicz <andrzejtp2010@gmail.com>
Message-ID: <2ee85d78-cc76-b43d-5787-72986c0ffb69@gmail.com>
Date:   Thu, 21 Mar 2019 08:19:27 +0100
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Hi John,


W dniu 20.03.2019 o 21:17, John Stultz pisze:
> On Mon, Mar 11, 2019 at 9:50 AM John Stultz <john.stultz@linaro.org> wrote:
>> On Mon, Mar 11, 2019 at 3:15 AM Marek Szyprowski
>> <m.szyprowski@samsung.com> wrote:
>>> On 2019-03-08 21:53, John Stultz wrote:

<snip>

>>> I've CCed new Andrzej's email.
>>>
>>> Could you tell a bit more how to reproduce this issue? Which USB
>>> function are you running on the target system? I've noticed that you are
>>> using functionfs. Is is possible to get access to the usb function
>>> daemon to reproduce the problem here? Which version of HiKey board are
>>> you using?
>>

Can you please apply this patch:

https://www.spinics.net/lists/linux-usb/msg178195.html

and see if this helps?

Andrzej