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On resume in sta mode program the beacon timers so when roaming (and

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the previous ap is no longer in range) the device will deliver bmiss
interrupts and trigger the state machine.  Also arrange to sync the
beacon timers on the next received beacon frame so that when we don't
roam we re-synchronize with the ap.

Tested by:	trasz
MFC after:	1 week
This commit is contained in:
sam 2009-08-31 21:25:49 +00:00
parent 58b42709a0
commit f193f1ad30
1 changed files with 10 additions and 1 deletions
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11
sys/dev/ath/if_ath.c
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@ -1236,7 +1236,16 @@ ath_resume(struct ath_softc *sc)
if (sc->sc_resume_up) {
if (ic->ic_opmode == IEEE80211_M_STA) {
ath_init(sc);
ieee80211_beacon_miss(ic);
/*
* Program the beacon registers using the last rx'd
* beacon frame and enable sync on the next beacon
* we see. This should handle the case where we
* wakeup and find the same AP and also the case where
* we wakeup and need to roam. For the latter we
* should get bmiss events that trigger a roam.
*/
ath_beacon_config(sc, NULL);
sc->sc_syncbeacon = 1;
} else
ieee80211_resume_all(ic);
}