From: Greg KH <gregkh@linuxfoundation.org>
To: Laurentiu-Cristian Duca <laurentiu.duca@gmail.com>
Cc: linux-usb@vger.kernel.org
Subject: Re: Question about usb3 host code
Date: Fri, 25 Jun 2021 13:18:23 +0200 [thread overview]
Message-ID: <YNW7f06ebgQmQOnM@kroah.com> (raw)
In-Reply-To: <CAPm8-H6=X+++n8O3DLXxdLEh6RX9Qmche9ZYz5wfHb6=5aSyeA@mail.gmail.com>
On Fri, Jun 25, 2021 at 01:46:09PM +0300, Laurentiu-Cristian Duca wrote:
> Hello linux-usb community,
>
> I am new to linux-usb code and I hope that my question is not silly.
> I am interested in real-time usb.
>
> I know that on USB3, the gadget can initiate transactions
It can? What do you mean by this exactly?
USB works in the "host asks a gadget if it has data" method. The gadget
can not talk to the host unless it is asked.
thanks,
greg k-h
next prev parent reply other threads:[~2021-06-25 11:18 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-25 10:46 Question about usb3 host code Laurentiu-Cristian Duca
2021-06-25 11:18 ` Greg KH [this message]
2021-06-25 11:57 ` Laurentiu-Cristian Duca
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