[ath9k-devel] How to block a concrete channel?

[Matthias May <matthias.may@neratec.com>]

On 22/04/13 21:11, Francisco Cuesta wrote:
> Hello,
>
> I'm working with ath9k driver, and I would like to know how to block
> completely a channel/frequency, for instance if the hardware allows to
> tune of Channel 14, and I want to completeley block it to.
>
> I do know that on the crda database you can set up some flags like
> CHAN_PASSIVE_SCAN or CHAN_RADAR, in order to allow just some
> behaviours on that channel, as well as, you can leave out the
> frequency of such database in which this channel appears so that
> channel would be disabled. But for instance, I have found the state
> IEEE80211_CHAN_DISABLED, so how could I proccee in case I wanted to
> block the channel 14? Should I set this flag on the band of that
> channel? ( This will lead to forbid completely such band right?)
>
> What is more, where are these flags applied? I mean at driver's level,
> kernel's level or  nl80211 interface level...
>
> Thank you very much in advance!
>
> regards
> _______________________________________________
> ath9k-devel mailing list
> ath9k-devel at lists.ath9k.org
> https://lists.ath9k.org/mailman/listinfo/ath9k-devel
You could "disable" the channel by removing it in 
./drivers/net/wireless/ath/ath9k/init.c
Don't forget to adjust the ATH9K_NUM_CHANNELS in 
./drivers/net/wireless/ath/ath9k/hw.h

regards

-- 
Matthias May
Software Engineer

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