ACS fails with 'Unable to collect survey data'

Arend van Spriel arend.vanspriel at
Tue Jun 14 11:58:48 PDT 2016

On 11-06-16 18:05, Daniel Golle wrote:
> Hi!
> I'm trying to use hostapd with automatic channel selection on a 5 GHz
> mt76 radio. There are no other networks in my environment, so there are
> also no scan results returned from the driver.
> I'd be glad to know if this is actually supposed to work or known not
> to work.

I guess mt driver would need to implement .get_survey() callback which
it currently does not.


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