On Tue, Feb 28, 2017 at 04:57:46PM +0100, Krzysztof Opasiak wrote:
> >On Thu, Feb 23, 2017 at 07:43:23AM +0000, Du, Yuyang wrote:
> >>Oh, then let me try to simplify it, what if it's an only USB 3.0 device?
> >
> >I have a USB keyboard around here somewhere that is a "USB 3.0" device,
> >that is running at the USB "low speed" rate. :)
> >
> >Again, USB 3.0 supports all speed devices, see the spec for all of the
> >details.
> >
> 
> Just to add what Greg said:
> 
> vhci (virtual host controller for usbip) itself is high speed and
> does not support stuff like streams etc. which are included in USB
> 3.0 spec so you won't be able to connect USB device in super speed
> mode via usbip.
> 
> So if your device supports high speed mode it will work fine. If
> your device doesn't work with speed lower than super speed then you
> won't be able to use it via usbip.

This thread (spinics.net/lists/linux-usb/msg126276.html) taught me (dummy
on USB) a little bit about it.

Thank you, both.

Yuyang
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