On Thu, Aug 22, 2013 at 6:54 AM, Juan Lang <juanl...@google.com> wrote:
> Hi folks,
> this is a followup to my earlier query about USB 3 ports failing on Windows
> 7. I've confirmed that the failures I see are due to bugs in the USB 3 port
> drivers, which don't support the
> IOCTL_USB_GET_NODE_CONNECTION_INFORMATION_EX or
> IOCTL_USB_GET_DESCRIPTOR_FROM_NODE_CONNECTION ioctls.

Have your reported the bug to the vendor and have you try to
upgrade your driver to the latest version?

You mentioned that you have problem with a TI controller and
an Intel controller. I am not so sure about TI, but I tend to
think Intel should be able to do better.

I think there are reasons Pete uses the above two IOCTLs even
though there are reservations from some others. Pete should
be able to give you more information once he is back in libusbx.


-- 
Xiaofan

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