On 2019-03-19 11:37, Stanislaw Gruszka wrote: > On USB we do not have available PSD queue. Using standard AC queues is > unreliable for sending PS buffered frames, stations can go sleep again > before frames are sent. Only reliable way I could find to sent broadcast > PS buffered frames is put them into beacon data registers, then frames > are sent just after proper beacon. HW do the work when we encrypt the > frames in software. > > I tested functionality used arping to iwlwifi station that do > aggressive PS, it works like this: > > # arping -c 1 -I wlan0 192.168.9.110 > ARPING 192.168.9.110 from 192.168.9.1 wlan0 > Unicast reply from 192.168.9.110 [4C:34:88:5E:76:D5] 324.885ms > Sent 1 probes (1 broadcast(s)) > > Otherwise arping fails: > > # arping -c 1 -I wlan0 192.168.9.110 > ARPING 192.168.9.110 from 192.168.1.148 wlan0 > Sent 1 probes (1 broadcast(s)) > Received 0 response(s) > > Tested on MT7610U and MT7630E (on this device TX hang > in AP mode on 2.4GHz band, but this is not related to this > patch set). Applied, thanks. - Felix
