Re: Overly conservative xHCI bandwidth estimation

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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.

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