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?) /* Steinar */ -- Homepage: http://www.sesse.net/ -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html