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Re: max_erip/tx_power not being set correctly

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On Wed, Jun 11, 2014 at 2:24 PM, Luis R. Rodriguez
<mcgrof@xxxxxxxxxxxxxxxx> wrote:
> On Tue, Jun 10, 2014 at 10:05 PM, Krishna Chaitanya
> <chaitanya.mgit@xxxxxxxxx> wrote:
>> On Wed, Jun 11, 2014 at 3:28 AM, Luis R. Rodriguez
>> <mcgrof@xxxxxxxxxxxxxxxx> wrote:
>>> On Sun, May 25, 2014 at 10:55 AM, Krishna Chaitanya
>>> <chaitanya.mgit@xxxxxxxxx> wrote:
>>>> https://dev.openwrt.org/browser/trunk/package/kernel/mac80211/patches/005-make-genregdb.awk-skip-antenna-gain.patch?rev=40296
>>>
>>> This just ignores antenna gain as it was useless.
>> That actually fixes the issue of setting tx power :-). In the new
>> db.txt format there
>> is tx power is not present, so the awk script parses the tx power as
>> antenna gain.
>
> Is this patch not upstream? Or do you mean that the db.txt format
> causes an issue for 3.10 kernels which do not have this patch when the
> internal regdb is used? If so that's a good corner case that I had not
> considered -- the removal of the antenna gain for future releases of
> db.txt obviously would have had an impact on older kernels with an awk
> script expecting something different.
>
Right, this patch is not upstream. Current kernels do not work with
new db.txt format when itnernal regdb is enabled.

> We need a solution for this and thanks for reporting this. Since we
> have to support both for older kernels I think we will need to modify
> the awk script to pick up on the differences... that's the only thing
> I can think of. That or break the db.txt to not work with older
> kernels, but we don't want that... Can you hack up a solution now that
> I've identified the issue? Otherwise I can look at it soon.

I plan to submit a patch for awk script which can handle both db.txt formats
but could not execute it.

Will try to submit a hack soon.
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