[PATCH] wireless-regdb: Update regulatory rules for Brazil (BR) on 6GHz

[Chen-Yu Tsai]

On Thu, Jun 26, 2025 at 4:12 PM Chen-Yu Tsai <wens at kernel.org> wrote:
>
> On Mon, Jun 2, 2025 at 8:15 PM Marcos Alano <marcoshalano at gmail.com> wrote:
> >
> > Change rules for 6GHz on Brazil removing `NO-IR` and adding
> > `AUTO-BW` so the 6GHz band can be used.
>
> AUTO-BW is not needed since there are no adjacent bands that can be
> combined.
>
> > Add the relevant normatives in comments.
> >
> > Signed-off-by: Marcos Alano <marcoshalano at gmail.com>
> > ---
> >  db.txt | 6 +++---
> >  1 file changed, 3 insertions(+), 3 deletions(-)
> >
> > diff --git a/db.txt b/db.txt
> > index e331d4f..3b0adbb 100644
> > --- a/db.txt
> > +++ b/db.txt
> > @@ -321,8 +321,8 @@ country BO: DFS-JP
> >
> >  # Source:
> >  # https://www.gov.br/anatel/pt-br/regulado/radiofrequencia/radiacao-restrita
> > -# https://informacoes.anatel.gov.br/legislacao/resolucoes/2017/936-resolucao-680
> > -# https://informacoes.anatel.gov.br/legislacao/atos-de-certificacao-de-produtos/2017/1139-ato-14448
> > +# https://informacoes.anatel.gov.br/legislacao/resolucoes/2025/2001-resolucao-772
> > +# https://informacoes.anatel.gov.br/legislacao/atos-de-requisitos-tecnicos-de-gestao-do-espectro/2024/1920-ato-915
> >  country BR: DFS-FCC
> >         (2400 - 2483.5 @ 40), (30)
> >         # The next three ranges have been reduced by 3dB, could be increased
> > @@ -331,7 +331,7 @@ country BR: DFS-FCC
> >         (5250 - 5350 @ 80), (27), NO-OUTDOOR, DFS, AUTO-BW
> >         (5470 - 5725 @ 160), (27), DFS, AUTO-BW
> >         (5725 - 5850 @ 80), (30), AUTO-BW
> > -       (5925 - 7125 @ 320), (12), NO-OUTDOOR, NO-IR
> > +       (5925 - 7125 @ 320), (30), NO-OUTDOOR, AUTO-BW

Also, the 12 dBm power limit is warranted by the PSD limit of -1 dBm / MHz.
At the smallest 20 MHz channel width, that converts to around 12 dBm.

ChenYu

> >         # EIRP=40dBm (43dBm peak)
> >         (57000 - 71000 @ 2160), (40)
> >
> > --
> > 2.49.0
> >
> >