[QUESTION] latency nexus4

Eugene Krasnikov k.eugene.e at gmail.com
Wed Apr 2 04:51:35 EDT 2014


Hi Markus,

That looks like regression because some time ago I spent a lot of
hours on fixing this. If you have a patch with a fix fill free to
through it into mel;)

2014-04-01 17:46 GMT+01:00 Markus Chur <markus-julian.chur at ruhr-uni-bochum.de>:
> Hey Eugene,
>
> You are totally right with your assumption. pmc.c -> comment out line 28
> (ret = wcn36xx_smd_enter_bmps(wcn, vif);) and latency wents down to ~2ms.
>
> Regards,
> Markus
>
> Am 01.04.2014 16:11, schrieb Eugene Krasnikov:
>> Did you check the air traces? Do you see if ping packet is going through?
>> My first guess will be that BMPS is not working properly, but before
>> that we need to check air logs what is in there.
>>
>> 2014-04-01 15:02 GMT+01:00 Markus Chur <markus-julian.chur at ruhr-uni-bochum.de>:
>>> Hi all,
>>>
>>> does anybody of you use wcn36xx on a Nexus4 (mako) and is experiencing high
>>> latency (e.g. terminal ping accesspoint_ip ~ 200 - 1000ms ), too?
>>> I tested many builds, even following the wiki strictly won't fix that, like
>>> i stated out in https://github.com/KrasnikovEugene/wcn36xx/issues/138
>>>
>>> I modified the struct beginning line 36 in smd.c (wcn36xx_cfg_vals) to use
>>> all defaults loaded by prima-wlan. That won't fix the issue. After that i
>>> modified the defaults corresponding to the firmware *.ini file that is used
>>> by prima without success.
>>>
>>> I would be grateful for any hint!
>>>
>>> Regards,
>>> Markus
>>>
>>> _______________________________________________
>>> wcn36xx mailing list
>>> wcn36xx at lists.infradead.org
>>> http://lists.infradead.org/mailman/listinfo/wcn36xx
>>
>>
>>
>



-- 
Best regards,
Eugene



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