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Re: [RFC PATCH 0/8] brcm80211: smac: rework regulatory support

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On Fri, May 25, 2012 at 11:38 PM, Arend van Spriel <arend@xxxxxxxxxxxx> wrote:
> On 05/26/2012 12:51 AM, Luis R. Rodriguez wrote:
>>> It took a while. There were some discussions and we agreed that your
>>> > changes establish a better integration with the regulatory framework.
>>> > There are some concerns about the content of the crda database, but that
>>> > is another thing outside the scope of your patches.
>> BTW if you would like to address anything please let me know. If you'd like
>> to review things in private too that's fine, just let me know. I
>> should say that the staging area for the next generation regulatory
>> code is being done through the regulatory simulator:
>>
>> git://github.com/mcgrof/regsim.git
>
> Thanks, Luis. I mainly focused on the crda database and it has a
> relation freqs<->pwr_limit. In our regulatory code we make a distinction
> between 11n and abg as we believe that is necessary.

Atheros had similar poo. When I reviewed the architecture behind it,
it was simply a design consideration, it had nothing to with
regulatory. Nothing at all. In fact, all it did was add an overhead of
data.

> Another example
> would be 20MHz transmission in 40MHz channel.

Same thing here, turns out you can dynamically figure this out based
on the regulatory rules.

> Maybe that is taken into
> account in crda code, but I did not have a close look at it yet.

It is taken into account. In fact 802.11ac and 802.11ad are thing I've
already have considered as well.

> I will have a look at the regsim repository and follow up on that.

Great!

>> Arend, in the future please trim all hunks that are not relevant to
>> your replies, that makes review easier.
>
> Will do.

Thanks,

  Luis
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