Re: [PATCHv2 1/4] cfg80211: handle minimum bandwidth for quarter and half rates

[Johannes Berg <johannes@sipsolutions.net>]

On Thu, 2015-06-11 at 14:46 +0200, Matthias May wrote:

> Using the dummy country code:
> country XS: DFS-UNSET
>      (5170 - 5180 @ 5), (N/A, 14), (N/A)
>      (5175 - 5185 @ 10), (N/A, 17), (N/A)
>      (5170 - 5190 @ 20), (N/A, 20), (N/A)
> 
> For a center freq of 5175
> The first loop finds the first rule. --> we want this.
> The second loop doesn't find anything.
> The third loop doesn't find anything.
> 
> However for a center freq of 5180
> The first loop find the first rule
> The second loop find the second rule
> The third loop find the third rule. --> We want this
> 
> If there are different overlapping rules for the different bandwidths 
> different results can be returned, especially at the border of a 
> frequency range.

Hmmm. Can we just forbid those overlapping rules, and say you want
AUTO-BW?

I mean, do you see a reason for this otherwise?

johannes