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Re: a question about marvell sd8686's wmm_config_change event

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If this event happen, then packet lost appear. However , I just send
80kbps udp stream using Iperf....

will 80kbps cause firmware's wmm queue full or change wmm setting?

2009/7/8 Dan Williams <dcbw@xxxxxxxxxx>:
> On Wed, 2009-07-08 at 00:28 +0800, fengzeheng wrote:
>> hi, dan and all
>>      My wireless card sd8686 reports that wmm_config_change about
>> every 2 seconds though wmm's setting in AP's beacons don't change.
>> seems that driver receive MACREG_INT_CODE_WMM_STATUS_CHANGE event from
>> firmware every 2 seconds. And according
>> to firmware spec v5.1  this event generated when firmware monitors a
>> change in wmm state. This is a result of an ap change in the wmm
>> parameter ie or a change in the operational state of one of the AC
>> queues. However ,  I can't find any change of AP's wme settings in
>> beacon from the sniffer packets. So why does firmware send this event?
>> thanks for your any comments.
>
> It's probably something in the internal firmware's WMM queues then, not
> something from the AP's IEs.  Is the event causing a problem?
>
> Dan
>
>
>



-- 
Best Regards
Fzh
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