Johannes Berg <johannes@xxxxxxxxxxxxxxxx> writes: > Now, you may want to roam before losing the connection completely while > there's no traffic, so you have a good connection for when there's > traffic again. In order to do that, you need to watch the beacon signal > strength, and inform userspace (the roaming algorithm) of changes. > However, this isn't via the scanning -- it's via the station info. > > So: > * need method for userspace to register what kind of signal changes it > is interested in (low/high threshold?) > * need signal change event for the AP station as multicast And with hardware which support beacon filtering we want the hardware to notify about signal changes. This is needed to avoid unnecessary cpu wakeups. -- Kalle Valo -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
