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[PATCH 1/3] ath9k: fix beacon timer handling issues

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Felix Fietkau wrote:
> AP mode beacon timers in ath9k are configured in milliseconds, which breaks
> when increasing ATH_BCBUF to 8 instead of 4 (due to rounding errors).
> Since the hardware timers are actually configured in microseconds, it's
> better to let the driver use that unit directly.
> 
> To be able to do that, the beacon interval parameter abuse for passing
> certain flags needs to be removed. This is easy to do, because those flags
> are completely unnecessary anyway. ATH9K_BEACON_ENA is ignored,
> ATH9K_BEACON_RESET_TSF can be replaced with calling ath9k_hw_reset_tsf
> from the driver directly.

I know this has been merged, but this changes the behaviour.

Earlier, the HW TSF would be reset _after_ the beacon timers have been
configured, but now this isn't so. Wouldn't this alter the timers ?

Sujith
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