RE: [PATCH 4/4] wireless-regdb: Update regulatory info for Mexico (MX) on 6GHz

[Ping-Ke Shih <pkshih@realtek.com>]

Chen-Yu Tsai <wens@kernel.org> wrote:
> On Mon, Jun 3, 2024 at 2:10 PM Ping-Ke Shih <pkshih@realtek.com> wrote:
> >
> > The Plenary Session of the Federal Telecommunications Institute (IFT)
> > determined, in its IV ordinary session of 2023, to classify the
> > 5925 - 6425 MHz frequency segment as free spectrum and issued the
> > technical operating conditions that allow coexistence with the existing
> > services in the country [2].
> >
> > Within the operating conditions of this band as free spectrum, its use was
> > determined for low power indoor and very low power indoor and outdoor
> > systems.
> >
> > According to WBA Response to the Mexico IFT 6 GHz Consultation [3]. The
> > Low Power Indoor is
> >         33 dBm Max Tx Power (EIRP) & 8dBm/MHz PSD (EIRP) for Access Points
> > and
> >         27 dBm Max Tx Power (EIRP) & 2dBm/MHz PSD (EIRP) for Clients
> >
> > The Very Low Power is 4 dBm Max Tx Power (EIRP)
> >
> > [1]
> https://www.ift.org.mx/comunicacion-y-medios/comunicados-ift/es/el-pleno-del-ift-clasifica-la-banda-de
> -5925-6425-mhz-como-espectro-libre-comunicado-132023-16-de
> 
> Not sure what this reference is for?

This is entry page of [2]. I will remove it or add description about it. 

> 
> > [2]
> https://www.ift.org.mx/sites/default/files/comunicacion-y-medios/comunicados-ift/comunicado13ift_1.pdf
> > [3]
> https://www.ift.org.mx/sites/default/files/industria/temasrelevantes/consultaspublicas/documentos/2021
> 0119-cpi6ghz2020-162.pdf
> 
> [2] does not say what limits were adopted, nor that the WBA's
> recommendations [3] were adopted in its entirety. Without such
> wording, [3] is just a recommendation, not the final rule. This
> needs some more information.

I will try to search for the adopted power limits. If I can't get that shortly,
I will only submit 3 patches by v2.

A question about TX power value. Is a special value existing to indicate the
value is uncertain? 

Thanks
Ping-Ke