On 8 March 2016 at 14:14, Bob Copeland <me@xxxxxxxxxxxxxxx> wrote: > On Tue, Mar 08, 2016 at 08:12:21AM +0100, Michal Kazior wrote: >> However other drivers (e.g. ath10k) have offloaded rate control on >> device. There's currently no way of doing this calculation. I was >> thinking of drivers exporting tx_rate to mac80211 in some way - either >> via a simple sta->tx_rate scalar that the driver is responsible for >> updating, or a EWMA that driver updates (hopefully) periodically and >> often enough. This should in theory at least allow an estimate how >> much data on average you can fit into given time frame (e.g. txop, or >> hardcoded 1ms). > > What about implementing ops->get_expected_throughput? This would be > useful for mesh (both 11s and batman) as well since they need to > estimate link quality to pick a path. Oh, good point! I totally forgot about this because - in the back of my head - I was convinced this is available only for minstrel. I guess this could work as well. Michał -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
