[ath9k-devel] EEE PC with AR9280 using N mode with WPA2

[Gabor Juhos <juhosg@openwrt.org>]

Jouni Malinen ?rta:
> On Tue, 2009-05-19 at 03:45 -0700, Gabor Juhos wrote:
> 
>> Ok, I will wait for the patches then.
> 
> I just submitted the patches and they are also available from
> http://w1.fi/p/ps/

Thanks, I will try them.

> 
> After implementing additional debugging functionality, I did find number
> of issues with ath9k touching the hardware when in sleep mode. This did
> include 0xdeadbeef reads, too, which seems to be the result of a
> register read that should not have happened in the first place.. Anyway,
> after these patches (on top of the previous PS fixes that are now in
> wireless-testing.git), I have not seen that special value (or the
> interrupt indicating such access) anymore.

Superb.

> 
> Or well, I think it is still possible to get a somewhat similar case by
> unloading the driver when in PS mode, but it does not seem to cause
> problems at least with AR9280. If you are seeing crashes with this
> version on an embedded board, I would be interested in getting more
> details of the board and wlan version. And well, even hitting the
> register read/write in sleep mode issue without a crash would be good
> thing to report since the driver should not really trigger those in
> general.

Ok. I will tell you the results.

Regards,
Gabor