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Re: [RFC 3/9] nl80211/cfg80211: add ability to enable TX on op-channel

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On Thu, Feb 9, 2012 at 1:04 PM, Goldenshtein, Victor <victorg@xxxxxx> wrote:
> On Mon, Feb 6, 2012 at 11:01 PM, Johannes Berg
> <johannes@xxxxxxxxxxxxxxxx> wrote:
>> I'm just trying to make sure that you're OK with a simple two-line iw
>> patch being sufficient to start transmitting on radar channels ...
>>
>>> I think the driver should perform this simple "sanity" checks,
>>> otherwise we"ll need to save different DFS states in the mac, not sure
>>> that this is what we want.
>>
>> I disagree -- adding this in each driver, which will surely end up with
>> slightly different semantics, seems like a recipe for disaster.
>>
>
> Zefir Kurtisi and myself thought to rename the start_radar detection +
> en_tx functions to something like
> dfs_start_cac() and dfs_resume_cac(), these two will set/reset
> WIPHY_FLAG_DFS_CAC_IN_PROGRESS flag, which should add some additional
> protection.
> Are you OK with this ?

I'd be more comfortable with a timer for the CAC as well.

  Luis
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