On Thu, Sep 24, 2015 at 03:35:10PM +0200, Krzysztof Opasiak wrote: >> No. The 2nd altset is 2.16, the 4th altset is 1.04. Unless my calculations >> are wrong. > How do you do your calculations? Like I said in my initial email: >>> The interface of each card has two relevant alternates, 2 and 4. Number 2 has >>> bInterval=1, bMaxBurst=11, Mult=2, which from what I can see should be >>> 11*(2+1)*1024 byte / 125µs, or 2.16 Gbit/sec. Number 4 has bInterval=1, >>> bMaxBurst=8, Mult=1, which should be 8*(1+1)*1024 byte / 125 µs, or 1.04 Gbit/sec. /* 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