From: Felipe Balbi <balbi@kernel.org>
To: kun peng <kunpeng0891@gmail.com>, linux-usb@vger.kernel.org
Subject: Re: usb3.0: dwc3: isoc: missisoc while setting the USB transfer UVC data
Date: Thu, 10 Jun 2021 13:07:16 +0300 [thread overview]
Message-ID: <87v96m119n.fsf@kernel.org> (raw)
In-Reply-To: <CAJa5FiHh3oWGt3qMRWTBRorENhsKNODTRd+0meK2qpYnMk6U8g@mail.gmail.com>
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Hi,
kun peng <kunpeng0891@gmail.com> writes:
> Hi ， I'm using the 4*A53 with DWC3 USB controller, my hardware to work
> like a USB camera and so make use of the USB 3.0 UVC gadget driver。
> usb3.0 isoc transfer with missisoc -18，larger maxburst is set, the
> more -18 appears。
> but from trace info, the trb has been put in advance。
>
> test setting:
> dwc3 driver version：5.12
> PC： potplayer
>
> maxpacket : 3072
> maxburst : 15
> interval : 1
> UVC_NUM_REQUESTS: 8
sorry, you're running 4.14.74 kernel. That's far too old for this forum
to help you. Try reproducing with the latest v5.13-rc kernel.
--
balbi
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next prev parent reply other threads:[~2021-06-10 10:07 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-10 8:52 usb3.0: dwc3: isoc: missisoc while setting the USB transfer UVC data kun peng
2021-06-10 10:06 ` Greg KH
2021-06-10 10:07 ` Felipe Balbi [this message]
2021-06-10 11:33 ` kun peng
2021-06-10 11:38 ` Felipe Balbi
2021-06-10 11:45 ` kun peng
2021-06-10 11:40 ` Greg KH
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