[Make-wifi-fast] [PATCH RFC/RFT 4/4] mac80211: Apply Airtime-based Queue Limit (AQL) on packet dequeue

[Peter Oh]

On 9/19/19 5:22 AM, Toke Høiland-Jørgensen wrote:
> From: Toke Høiland-Jørgensen <toke at redhat.com>
>
> This patch ports that idea over to mac80211. The basic idea is simple
> enough: Whenever we dequeue a packet from the TXQs and send it to the
> driver, we estimate its airtime usage, based on the last recorded TX rate
> of the station that packet is destined for.

The way to decide the last recorded TX rate could be vary among drivers. 
In terms of ath10k driver and FW, they use 4 PPDUs to update the Tx 
rate. Isn't it too small sampling number to be used for AQL?

Peter