DFS in atheros chipsets

Sam Leffler sam at errno.com
Sat Sep 17 10:04:34 PDT 2005

Daniel Dvorak wrote:
> Hi Sam,
> let me ask you directly about Dynamic Frequency System in short DFS in
> atheros chipsets. As you know ETSI enforced changing in 802.11a and named as
> 802.11h, main difference are TPC and DFS (mitigation techniques EN 301 893
> ).
> In atheros driver TPC there is, so it is okay, but correct me I do not see
> any code about DFS. Perhaps for dfs it is needed to publish new version of
> HAL, which it can work with DFS.
> DFS is the last obstacle to expand 5GHz wireless devices on market in
> Europe.

There will be DFS support in the next hal.  No ETA; I'm taking a break 
from FreeBSD wireless stuff right now.


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