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Message-ID: <a70556a0cacc376826f38258156a0224d2f54b56.camel@redhat.com>
Subject: Re: Geoffroy LETOURNEUR: Samsung AX200 system integration on Nvidia
 Nano.
From:   Dan Williams <dcbw@redhat.com>
To:     Geoffroy Letourneur <g.letourneur@samsung.com>,
        Johannes Berg <johannes@sipsolutions.net>,
        Matthias May <matthias.may@neratec.com>,
        "linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
        "linuxwifi@intel.com" <linuxwifi@intel.com>
Cc:     Gilles Mazars <g.mazars@samsung.com>,
        Martin Bourreau <m.bourreau@samsung.com>
Date:   Thu, 26 Mar 2020 09:32:23 -0500
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On Thu, 2020-03-26 at 09:27 +0000, Geoffroy Letourneur wrote:
> Hello Johannes,
>=20
> What you mean by regulatory restrictions?
> Hardware restriction ?
> Software restriction ?
> Law restriction ?

There are legal restrictions on spectrum use, especially in the 5Ghz
range. Which means additional effort must be put into both hardware and
software to satisfy those restrictions. And perhaps that effort was not
considered cost effective for the AX200.

Dan

> Best regards Geo
>=20
> --
> Geoffroy LETOURNEUR
> Embedded Software Engineer,
> SSIC, Paris
> =20
> Email: g.letourneur@samsung.com
> Tel: +33 6 45 14 24 32
> =20
> =20
> =20
>=20
> =EF=BB=BFLe 26/03/2020 09:24, =C2=AB Johannes Berg =C2=BB <johannes@sip=
solutions.net> a
> =C3=A9crit :
>=20
>     On Thu, 2020-03-26 at 08:19 +0000, Geoffroy Letourneur wrote:
>     > Hello Matthias,
>     >=20
>     > The AX200 module seems to support AP mode it works with 2.4GHz
> Wifi
>     > 802.11n mode, I tested it. But maybe it could not support this
> mode in
>     > 802.11ax.=20
>    =20
>     2.4 GHz should be OK - 5 GHz is generally limited on those
> devices due
>     to regulatory restrictions.
>    =20
>     johannes
>    =20
>    =20
>=20