On Mon, 2008-09-15 at 14:29 +0200, Helmut Schaa wrote: > Basic implementation of software background scanning functionality. > > The patch basically enhances the scanning state machine by two further > states (SCAN_DEFER, SCAN_OPERATION). In state SCAN_DEFER the driver is advised > to switch back to the operating channel while SCAN_OPERATION tells the access > point about being back from power saving and restarts the tx queue. Just before > SCAN_SET_CHANNEL sets the next channel to scan it notifies the access point > about going to power save state and stops the tx queue. > > However one (still unresolved) issue is that the code does not wait for the > appropriate ACK from the access point after notifying the new power state. > > Any thoughts or comments? This doesn't play well at all with hardware assisted scan as far as I can tell. johannes
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