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From:
Kirill A. Korinsky <kirill@korins.ky>
Subject:
Re: sys/iwx: support powersave
To:
kn@openbsd.org, tech@openbsd.org, stsp@openbsd.org
Date:
Fri, 06 Feb 2026 21:52:48 +0100

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On Fri, 06 Feb 2026 20:24:42 +0100,
Stuart Henderson <stu@spacehopper.org> wrote:
> 
> On 2026/02/06 19:45, Kirill A. Korinsky wrote:
> > No, it follow the same pattern like iwn and wpi: to enable it, someone needs
> > to explicity adds powersave into ifconfig args, and -powersave to disable.
> > 
> > But I think I should document in man in this diff that it supports
> > powersave, similar with iwn and wpi.
> 
> Those are "older devices" as per
> 
>    powersave
>            Enable 802.11 power saving mode.  This option is generally only
>            relevant to older devices where power saving is disabled by
>            default.  On modern hardware, drivers will ask the firmware to
>            automatically enable any applicable power-saving features.
> 
> I think some of the older ones were a bit unsure whether it works
> properly on all devices (so allowing it to be disabled) but it should
> be ok on newer ones..
> 

Now it is disabled by default and should be enabled manually, so it should
be safe, isn't it?

-- 
wbr, Kirill