On Thu, Sep 24, 2015 at 02:33:06PM -0700, Paul Zimmerman wrote:
> IIRC, at least some of the Intel controllers require the bandwidth
> calculations to be done by the xHCI driver, instead of doing it
> themselves in hardware. Perhaps you're tripping over a bug in the xHCI
> driver? Mathias is probably best the one to comment on this.

FWIW, I've checked that the XHCI_SW_BW_CHECKING quirk isn't set for my
device. (I suppose that's the one you're thinking about?)

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