From: Klemens Nanni <kn@openbsd.org>
Subject: Re: sys/ieee80211: support of uAPSD; sys/iwx: enable uAPSD when supported by AP
To: tech@openbsd.org
Date: Sun, 05 Apr 2026 16:43:22 +0000

05.04.2026 01:22, Kirill A. Korinsky пишет:
> Here the third version of that diff which contains fixed a few more typos
> near encoding and decoding AC and Lenght bits, and now it more like linux.
> 
> I also moved uAPSD under nwflag which is off by default because on my
> testing it is quite clear that it introduce some latency in spare traffic,
> and the same behaviour is reproduced by Linux on the same hardware, and
> Linux has uAPSD disabled by default as well.

Sounds reasonable to me.

> 
> Feedback? Tests? Ok?

iwx is included in amd64 RAMDISK_CD, where powersaving seems pointless.

Can this be guarded with !SMALL, !SMALL_KERNEL and/or a new IEEE80211_UAPSD
in ifconfig, iwx and net80211, respectively?

Looks like IEEE80211_STA_ONLY is the only wifi code excluded so far.