[PATCH v6 0/4] Introduce Automated Frequency Coordination (AFC) support

Krishna Chaitanya chaitanya.mgit at gmail.com
Tue May 14 13:33:02 PDT 2024


On Tue, May 14, 2024 at 5:38 PM Lorenzo Bianconi <lorenzo at kernel.org> wrote:
>
> Introduce Automated Frequency Coordination (AFC) support for UNII-5 and UNII-7
> 6GHz bands.
> Update Transmit Power Envelope (TPE) IE according to the reply from AFC
> coordinator on UNII-5 or UNII-7 6GHz bands.
> AFCD and AFC hostapd client are tested with AFC DUT Test Harness [0].
>
> Changes since v5:
> -rebased on top of hostapd main branch
> Changes since v4:
> - fix curl header parsing
> - increase afc buffer size
> - fix afc-reply.txt
> - add some more error logging
> - add sanity check for some afc config file data
> Changes since v3:
> - fix compilation errors when IEEE80211_AX is not enabled
> - fix a leftover crash stopping the interface
> - make sure rx buffer is null-terminated
> Changes since v2:
> - multiple fixes testing with AFC DUT Test Harness
> Changes since v1:
> - use unix socket instead of a tcp one
> Changes since rfc:
> - move curl connection to a dedicated afc daemon
>
> Lorenzo Bianconi (4):
>   hostapd: afcd: add AFC daemon support
>   hostapd: export hostapd_is_usable_chans utility routine
>   hostapd: ap: add AFC client support
>   hostapd: update TPE IE according to AFC
>
>  afc/.gitignore        |    1 +
>  afc/Makefile          |   31 ++
>  afc/afc-reply.txt     |  219 +++++++++
>  afc/afcd.c            |  305 ++++++++++++
>  hostapd/Makefile      |    8 +
>  hostapd/config_file.c |  261 +++++++++++
>  hostapd/defconfig     |    3 +
>  hostapd/hostapd.conf  |   42 ++
>  src/ap/afc.c          | 1033 +++++++++++++++++++++++++++++++++++++++++
>  src/ap/ap_config.c    |   16 +
>  src/ap/ap_config.h    |   47 ++
>  src/ap/hostapd.c      |   16 +
>  src/ap/hostapd.h      |   54 +++
>  src/ap/hw_features.c  |    4 +-
>  src/ap/hw_features.h  |    6 +
>  src/ap/ieee802_11.c   |   47 +-
>  16 files changed, 2074 insertions(+), 19 deletions(-)
>  create mode 100644 afc/.gitignore
>  create mode 100644 afc/Makefile
>  create mode 100644 afc/afc-reply.txt
>  create mode 100644 afc/afcd.c
>  create mode 100644 src/ap/afc.c
I have done some basic tests and it is working fine, left a couple of
minor comments.



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