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Re: [PATCH v2 2/4] ath9k_hw: clean up tx power handling

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On Mon, Sep 19, 2011 at 3:04 PM, Felix Fietkau <nbd@xxxxxxxxxxx> wrote:
> On 2011-09-19 11:54 PM, Luis R. Rodriguez wrote:
>>
>> On Mon, Sep 19, 2011 at 2:45 PM, Luis R. Rodriguez
>> <mcgrof@xxxxxxxxxxxxxxxx>  wrote:
>>>
>>>  On Mon, Sep 19, 2011 at 2:21 PM, Felix Fietkau<nbd@xxxxxxxxxxx>  wrote:
>>>>
>>>>  I looked at the other ath driver and I see no indication that it's
>>>> related
>>>>  to DFS in any way.
>>>
>>>  I have verified this just now as well, it seems it was only used to
>>>  support an ioctl to userspace to enable users to update a tpscale
>>>  value but I see no documentation about this. Next question is who in
>>>  usersapce sets this. I wonder if its done through userspace after
>>>  measuring some TPC reports from STAs.
>>
>> So this comes from supporting a "TR-098" specification, which seems to
>> be the "Internet Gateway Device data model for the CPE WAN Management
>> Protocol". I haven't yet been able to map this to the specification
>> respective component:
>>
>> http://www.broadband-forum.org/technical/download/TR-098.pdf
>
> Interesting. That definitely supports my point that ath9k is the wrong place
> for something like this to be. Let's just get rid of it.

Yeah, I'm now convinced :) die code. But please do add some blurb
about this tumor the code had.

  Luis
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