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Re: AR5K_INT_SWBA can't generate interruption for sending beacons

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On Tue, Apr 15, 2008 at 10:59:05AM +0200, bruno randolf wrote:
> the current code in wireless-testing uses SWBA not to send beacons but to keep 
> track of the next beacon time NBTT. this is necessary to work around certain 
> hardware limitations. once configured, the beacons are sent automatically by 
> the hardware at the right time. of course it would be possible to change the 
> code to generate a new beacon at every SWBA but as long as the beacon 
> contents don't change very often i don't see the point of doing so.

In AP mode, beacon payload changes for _every beacon_ unless you use
DTIM Period of 1. In order to make power saving work correctly, the
drivers need to update the beacon data for every beacon.

-- 
Jouni Malinen                                            PGP id EFC895FA
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