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Re: [PATCH v4 3/3] ath10k: add support for controlling tx power to a station

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On 2019-09-19 05:51, Bob Copeland wrote:
On Wed, Sep 18, 2019 at 04:41:54PM +0300, Kalle Valo wrote:
Bob Copeland <me@xxxxxxxxxxxxxxx> writes:
> - on A, changed the global tx power limit to 1 dBm
>   -> result: signal level dropped to ~ -95 dBm
>
> Reading the description above, now I'm wondering if the txpower is
> max(sta-power,global-power)?  If so, that seems a bit unintuitive to me,
> or at least isn't what I hoped for.  I'd prefer to have per-sta power
> setting override the global power.

Balaji, please reply to Bob's questions. I missed this thread while
applying v5, sorry Bob.

Just to follow-up, I ran more experiments since writing the above
email and it didn't look like it was doing max() either -- at least
on my hardware/firmware combo it had no effect at all that I could tell.


For QCA9984 allowed tx power range values from 6 to 23,
Same info mentioned in : https://patchwork.kernel.org/patch/10968517/

I did verify that the wmi update went through to the firmware.

I can't remember now, but I may have been testing mesh mode in case
that makes a difference.

We gave fix for tx power configuration in firmware 10.4-3.9.0.2-00046 .

Can you try with that ?


Regards,
Balaji.



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