On Wed, 27 Jan 2016, Doug Anderson wrote: > This patch should fix ya. > > FIXUP: FROMLIST: usb: dwc2: host: Manage frame nums better in scheduler > https://chromium-review.googlesource.com/324185 Hmmm. That fixed the problem of the polls occuring too frequently, but now I see again intervals that are larger than 256 ms. In the most recent test there are two intervals of 512 ms and one of 2048 ms. Alan Stern PS: Is the databook for the DWC2 controller available for download? I'm going on vacation starting next week, and I might want to have a little light reading to take along. :-) -- 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