On Fri, 8 Jun 2012, Huajun Li wrote: > > One possibility is to wait for a little while before resubmitting the > > URB, and after 10 failures in a row, attempt a reset. > > > Alan, thanks for your proposal. > You mean reset the device after 10 failures, right ? Yes. But I don't know if it will help your problem. > BTW, I ever tried to sleep several seconds before submitting the 1st > interrupt URB, but it did not work. As Ming Lei said, it sounds like your device isn't working right. Alan Stern -- 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