> From: linux-usb-ow...@vger.kernel.org
> [mailto:linux-usb-ow...@vger.kernel.org] On Behalf Of vichy
>
> hi all:
> when I trace xhci_queue_isoc_tx, I found ISO TD should look like
> ISO TRB --> Normal TRB --> Normal TRB
> But when I dump ep segment during Iso transfer I get below result
> 1. Why most of them are ISO TRBs?
> 2. Why there is only 1 normal TRB
>
> appreciate your help in advance,
Please read section 3.2.11 in the xHCI spec, which is freely available on
the web.
--
Paul
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