[OpenWrt-Devel] Status of DFS in OpenWrt -> ath9k

[Jacek Kikiewicz]

Hello,

I have CONFIG_PACKAGE_ATH_DFS=y and still cannot use this... any idea how / what should be debugged?

Jacek


On 03.07.2014 18:14, Martin Garbe wrote:
> The command "iw phy ..." only shows hardware capabilities. For DFS
> hardware AND software support is needed. In OpenWRT you need hostapd to
> support DFS too. The config parameter CONFIG_PACKAGE_ATH_DFS explicitely
> activates DFS in hostapd. This parameter is not set by default.
> For more information see also the patch with comment in git:
> http://git.openwrt.org/?p=openwrt.git;a=commitdiff;h=5fd90c893f86e88150ea81be7afd337ac1b802aa
> 
> Regards,
> Martin
> 
> 
>> > Jacek
>> > 
>> > On 07/02/14 22:50, Martin Garbe wrote:
>>> >> On 7/1/14, 10:04 AM, Jacek Kikiewicz wrote:
>>>> >>> Hello,
>>>> >>>
>>>> >>> I have few APs that are using ath9k driver, I've read that now DFS is
>>>> >>> supported on that driver,
>>>> >>> so I compiled latest revision (yesterday: 41415), and started
>>>> >>> playing, basically when as per
>>>> >>> manual / howto I run 'iw phy phy1 info' I can see DFS channels,
>>>> >>> exactly like in howto on a wiki, problem is however
>>>> >>> that I cannot make it work on those channels (I've tried 52,56,100,
>>>> >>> 104), after changing config and restarting wifi
>>>> >>> I saw in dmesg 'interface wlan1 entered disabled mode) - I tried with
>>>> >>> HT20 for the beginning.
>>>> >>> So, question here is, should this work in current state or is there
>>>> >>> still some support missing?
>>>> >>> I can pull any logs  / settings that are of interest.
>>> >> Have you elected
>>> >>   CONFIG_PACKAGE_ATH_DFS=y
>>> >> when compiling the driver? This way you agree to the fact that your
>>> >> hardware supports DFS. After that DFS channels can be selected.
>>> >>
>>> >>
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