Hi,

It turns out that "stuff" is complicated.

Want to fix it? Atheros/Qualcomm may be hiring. :-)

As Felix said, the trouble with "stuck DMA" is that it's almost
guaranteed to be the symptom, not the cause. Same deal with "stuck
beacon". It turns out that so many weird and wonderful things have
lead to "stuck beacons", some of which we're still wading through. The
recent ANI patch (which I hope hasn't just been blindly accepted into
the tree, grr...) is just one example of this.

So, my original point still stands. If disabling power save fixes the
issue, then it can be added to a bug report (Kim - you posted a bug
report in bugzilla.kernel.org, right? :-) and someone can begin
looking into things further.

I'd love to give more useful feedback but I've _explicitly_ stayed
away from network/bus power saving stuff until I've finished off the
BSD 11n support and found/fixed all the weird little race conditions
that keep popping up. Yes, I'm that kind of engineer.


Adrian
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