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Re: [PATCH 08/12] ath9k: fix aggregate size limit based on queue TXOP limit

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On 2012-07-12 8:27 AM, Sujith Manoharan wrote:
> Felix Fietkau wrote:
>> If the aggregate size exceeds the TXOP limit, it leads to lots of unnecessary
>> hardware and software retries.
>> 
>> The previous 4ms frame limit table was completely undocumented, the commit
>> that updated it only vaguely referenced and equation from the standard,
>> but I've been unable to replicate its results.
>> 
>> Fix this by using a formula based on the code in ath_pkt_duration, which is
>> more likely to be correct for this case.
> 
> I think this needs to be verified. The 4ms restriction is for Japanese
> regulatory compliance, IIRC.
I did check the generated tables and also tested that it would not
generate aggregates with a duration of more than 4ms.

- Felix
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