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Re: "Failed to stop Tx DMA" and "Could not stop RX" with AR9485

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On 03/01/2012 06:09 AM, Mohammed Shafi wrote:
>> With this message I have attached a log with the error messages.
>> This has been a problem since.. Uhm.. Kernel 3.2.something and I'm
>> currently running 3.2.8.
>> For some reason it happened at least 3-4 times shortly after each other
>> today - so I thought I might ask on here what's happening.
> 
> disabling power save would be a nice idea,  to see if this issue disappears.
> i got the same issue after a long stress test with some other card, sujith
> gave me the idea to see if disabling PS helps
> sudo iwconfig wlanX power off
> sudo iw dev wlanX set power_save off
> also please ensure that you run with your power adapter :) i noticed
> PS gets enabled
> via wext when we plug out the power adapter
> 

I just tried it and will see what happens! That might take a while,
though, because it seems to occur at random.

But you know something? The thought has struck me before that it might
have something to do with power saving. Interesting :)

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