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Re: [PATCH] mt76: mt7915: add mu-mimo and ofdma debugfs knobs

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On Mon, 2021-12-06 at 08:43 -0800, Ben Greear wrote:
> On 12/6/21 6:10 AM, MeiChia Chiu wrote:
> > From: MeiChia Chiu <meichia.chiu@xxxxxxxxxxxx>
> > 
> > Add mu-mimo and ofdma packet counters statistics.
> 
> Hello,
> 
> Are these stats clear-on-read in the firmware?  If so, then we need
> to accumulate
> them in the driver.
> 
> Is there any significant downside to enabling the stats?  For
> instance, a performance
> degradation in the firmware/hardware?
> 
> Thanks,
> Ben

Hi Ben,

Yes, the current design is clear-on-read and its sole purpose is for
debugging only. If you need statistics, this may have to be done in
another way.

Yes, a performance degradation is expected since enabling this debug
function would burden MCU with more calculation.

Thanks,
Meichia




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