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Re: [RFC 0/3] add TPC capability for AR9002 based chips

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> Am 29.12.2014 um 15:18 schrieb Lorenzo Bianconi:
>>> Am 28.12.2014 um 15:32 schrieb Lorenzo Bianconi:
>>>>> Hi, can you please describe some testcases for you patches.
>>>>>
>>>>
>>>> This patchset adds Transmission Power Control (TPC) for AR9002 based
>>>> chips. IOW it enables the capability of correct TX power on per-packet
>>>> basis. It is preparatory for upcoming Thomas's joint rate and power
>>>> control
>>>>  algorithm.
>>>
>>> Do you mean, right now there is no way to test your patches?
>>>
>>
>> I have just added TPC support to ath9k. In order to exploit that hw
>> feature we have to wait Thomas's algorithm :).
>> However in order to test patches you can set tx_power field of
>> ath_frame_info data structure in setup_frame_info() to a different
>> value (for the moment it is set to MAX_RATE_POWER) and measure the RX
>> power on the other end of the link (this is what I did).
>
> Ok, thank you.
> We will talk with Adrian how to mesure it at home.
>

You can get a raw measure of received signal strenght from radiotap
header of sniffed frames on RX side.

Regards,
Lorenzo

>>
>> Regards,
>> Lorenzo
>>
>>>
>>>> Regards,
>>>> Lorenzo
>>>>
>>>>> Am 27.12.2014 um 15:12 schrieb Lorenzo Bianconi:
>>>>>> This patchset adds TPC capability to ath9k for AR9002 based chips
>>>>>>
>>>>>> *[RFC 1/3]: add TX power per-rate tables to cap TX power in TX descriptor path
>>>>>> *[RFC 2/3]: cap per-packet TX power according to TX power per-rate tables
>>>>>> *[RFC 3/3]: enable per-packet TPC on AR9002 based chips by default
>>>>>>
>>>>>> This pachset is based on Adrian Chadd's hints
>>>>>> (https://www.mail-archive.com/ath9k-devel@xxxxxxxxxxxxxxx/msg10396.html)
>>>>>>
>>>>>> Lorenzo Bianconi (3):
>>>>>>   ath9k: add power per-rate tables for AR9002 chips
>>>>>>   ath9k: add TPC to TX path for AR9002 based chips
>>>>>>   ath9k: enable per-packet TPC on AR9002 based chips
>>>>>>
>>>>>>  drivers/net/wireless/ath/ath9k/ar5008_phy.c  | 80 ++++++++++++++++++++++++++++
>>>>>>  drivers/net/wireless/ath/ath9k/debug.c       |  5 --
>>>>>>  drivers/net/wireless/ath/ath9k/eeprom_4k.c   | 14 +++++
>>>>>>  drivers/net/wireless/ath/ath9k/eeprom_9287.c | 15 ++++++
>>>>>>  drivers/net/wireless/ath/ath9k/eeprom_def.c  | 14 +++++
>>>>>>  drivers/net/wireless/ath/ath9k/hw.c          |  3 +-
>>>>>>  drivers/net/wireless/ath/ath9k/hw.h          |  2 +
>>>>>>  drivers/net/wireless/ath/ath9k/xmit.c        | 66 +++++++++++++++++++----
>>>>>>  8 files changed, 181 insertions(+), 18 deletions(-)
>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Regards,
>>>>> Oleksij
>>>>>
>>>>
>>>>
>>>>
>>>
>>>
>>> --
>>> Regards,
>>> Oleksij
>>>
>>
>>
>>
>
>
> --
> Regards,
> Oleksij
>



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