[Make-wifi-fast] [RFC/RFT 5/5] ath9k: Count RX airtime in airtime deficit

Toke Høiland-Jørgensen toke at toke.dk
Tue Jun 7 04:58:04 EDT 2016

Adrian Chadd <adrian at freebsd.org> writes:

> [snip]
> I also found one of my notes in my version of this - how can we
> estimate the duration of an A-MPDU, when we only get hardware
> de-encapsulated frames?

Well in my case I'm sidestepping this by getting the TX duration from a
register in the hardware. There seems to be registers containing the
duration spent on each step in the retry chain; I simply sum these.


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