[OpenWrt-Devel] [PATCH] mac80211: restricted automatic channel selection

[Karl Palsson]

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Helmut Schaa <helmut.schaa at googlemail.com> wrote:
> Add a new config option "channels" for mac80211 wifi devices.
> It's only valid if automatic channel selection is used and
> restricts the channel selection to one of the given channels.

Why is auto required explicitly? Isn't that implied if you have
multiple "channels" listed?

Your example below then isn't complete? you need "option channel
auto" as well?

> 
> config wifi-device
> 	list channels	1
> 	list channels	6
> 	list channels	11
> 
> Signed-off-by: Helmut Schaa <helmut.schaa at googlemail.com>
> ---
>  package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git
> a/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh
> b/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh
> index 2a8d2f9..7fc7d92 100644
> --- a/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh
> +++ b/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh
> @@ -23,6 +23,7 @@ drv_mac80211_init_device_config() {
>  	config_add_int rxantenna txantenna antenna_gain txpower distance
>  	config_add_boolean noscan ht_coex
>  	config_add_array ht_capab
> +	config_add_array channels
>  	config_add_boolean \
>  		rxldpc \
>  		short_gi_80 \
> @@ -89,6 +90,7 @@ mac80211_hostapd_setup_base() {
>  	json_select config
>  
>  	[ "$auto_channel" -gt 0 ] && channel=acs_survey
> +	[ "$auto_channel" -gt 0 ] && json_get_values channel_list channels
>  
>  	json_get_vars noscan ht_coex
>  	json_get_values ht_capab_list ht_capab
> @@ -301,6 +303,7 @@ mac80211_hostapd_setup_base() {
>  	hostapd_prepare_device_config "$hostapd_conf_file" nl80211
>  	cat >> "$hostapd_conf_file" <<EOF
>  ${channel:+channel=$channel}
> +${channel_list:+chanlist=$channel_list}
>  ${noscan:+noscan=$noscan}
>  $base_cfg
>  
> -- 
> 1.8.4.5
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