[LEDE-DEV] regulatory domain information

[Charles]

on 2016-10-19 Charles wrote:

Sorry to bother you again with this, but it looks like there's only 1
out of 3 questions answered so far.  Here are some updates on my
observations:

> on a TP-Link WDR3600 v1 (dual-band wifi, ath9k, wireless settings are
> attached below, most notably wireless.radioX.country=DE), the output
> of command 'iw reg get' is
> 
> with OpenWrt 15.05.1:
> 
> country DE: DFS-ETSI
> 	(2400 - 2483 @ 40), (N/A, 20), (N/A)
> 	(5150 - 5250 @ 80), (N/A, 20), (N/A), NO-OUTDOOR
> 	(5250 - 5350 @ 80), (N/A, 20), (0 ms), NO-OUTDOOR, DFS
> 	(5470 - 5725 @ 160), (N/A, 27), (0 ms), DFS
> 	(57000 - 66000 @ 2160), (N/A, 40), (N/A)
> 
> and with current LEDE:
> 
> global
> country DE: DFS-ETSI
> 	(2400 - 2483 @ 40), (N/A, 20), (N/A)
> 	(5150 - 5250 @ 80), (N/A, 20), (N/A), NO-OUTDOOR, AUTO-BW
> 	(5250 - 5350 @ 80), (N/A, 20), (0 ms), NO-OUTDOOR, DFS, AUTO-BW
> 	(5470 - 5725 @ 160), (N/A, 27), (0 ms), DFS
> 	(5725 - 5875 @ 80), (N/A, 14), (N/A)
> 	(57000 - 66000 @ 2160), (N/A, 40), (N/A)
> 
> phy#1
> country US: DFS-FCC
> 	(2402 - 2472 @ 40), (N/A, 30), (N/A)
> 	(5170 - 5250 @ 80), (N/A, 23), (N/A), AUTO-BW
> 	(5250 - 5330 @ 80), (N/A, 23), (0 ms), DFS, AUTO-BW
> 	(5490 - 5730 @ 160), (N/A, 23), (0 ms), DFS
> 	(5735 - 5835 @ 80), (N/A, 30), (N/A)
> 	(57240 - 63720 @ 2160), (N/A, 40), (N/A)
> 
> phy#0
> country US: DFS-FCC
> 	(2402 - 2472 @ 40), (N/A, 30), (N/A)
> 	(5170 - 5250 @ 80), (N/A, 23), (N/A), AUTO-BW
> 	(5250 - 5330 @ 80), (N/A, 23), (0 ms), DFS, AUTO-BW
> 	(5490 - 5730 @ 160), (N/A, 23), (0 ms), DFS
> 	(5735 - 5835 @ 80), (N/A, 30), (N/A)
> 	(57240 - 63720 @ 2160), (N/A, 40), (N/A)
> 
> global
> country DE: DFS-ETSI
> 	(2400 - 2483 @ 40), (N/A, 20), (N/A)
> 	(5150 - 5250 @ 80), (N/A, 20), (N/A), NO-OUTDOOR, AUTO-BW
> 	(5250 - 5350 @ 80), (N/A, 20), (0 ms), NO-OUTDOOR, DFS, AUTO-BW
> 	(5470 - 5725 @ 160), (N/A, 27), (0 ms), DFS
> 	(5725 - 5875 @ 80), (N/A, 14), (N/A)
> 	(57000 - 66000 @ 2160), (N/A, 40), (N/A)
> 
> Questions:
> 
> 1. Why does LEDE show four regulatory domain blocks while OpenWrt shows
>    only one?

The last 'global' section is not shown by 'iw reg get' with yesterday's
LEDE snapshot anymore, but that's still two more 'FCC' sections than in
OpenWrt 15.05.1. Are these changes related to LEDE or upstream?


> 2. What does the "country US: DFS-FCC" blocks tell me when radio is set
>    to an ETSI region country (DE) according to uci?
> 
> 3. What does AUTO-BW mean?
> 
> tnx, Charles
> 
> 
> $uci export wireless
> 
> config wifi-device 'radio0'
> 	option type 'mac80211'
> 	option channel '11'
> 	option hwmode '11g'
> 	option path 'platform/ar934x_wmac'
> 	option htmode 'HT20'
> 	option country 'DE'
> 
> config wifi-iface
> 	option device 'radio0'
> 	option network 'lan'
> 	option mode 'ap'
> 	option ssid 'OpenWrt'
> 	option encryption 'none'
> 
> config wifi-device 'radio1'
> 	option type 'mac80211'
> 	option hwmode '11a'
> 	option path 'pci0000:00/0000:00:00.0'
> 	option htmode 'HT20'
> 	option country 'DE'
> 	option channel '36'
> 
> config wifi-iface
> 	option device 'radio1'
> 	option network 'lan'
> 	option mode 'ap'
> 	option ssid 'OpenWrt'
> 	option encryption 'none'