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sys/net80211/ieee80211_proto.c
| Show First 20 Lines • Show All 2,578 Lines • ▼ Show 20 Lines | ieee80211_newstate_cb(void *xvap, int npending) | ||||
| * So, if we're here and the state is RUN, just clear OACTIVE. | * So, if we're here and the state is RUN, just clear OACTIVE. | ||||
| * At some point if the markwaiting/wakeupwaiting paths end up | * At some point if the markwaiting/wakeupwaiting paths end up | ||||
| * also invoking the deferred state updates then this will | * also invoking the deferred state updates then this will | ||||
| * be no-op code - and also if OACTIVE is finally retired, it'll | * be no-op code - and also if OACTIVE is finally retired, it'll | ||||
| * also be no-op code. | * also be no-op code. | ||||
| */ | */ | ||||
| if (nstate == IEEE80211_S_RUN) { | if (nstate == IEEE80211_S_RUN) { | ||||
| /* | /* | ||||
| * Unblock the VAP queue; a RUN->RUN state can happen | |||||
| * on a STA+AP setup on the AP vap. See wakeupwaiting(). | |||||
| */ | |||||
| vap->iv_ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; | |||||
| } | |||||
| /* No actual transition, skip post processing */ | |||||
| if (ostate == nstate) | |||||
| goto done; | |||||
| if (nstate == IEEE80211_S_RUN) { | |||||
| /* | |||||
| * OACTIVE may be set on the vap if the upper layer | * OACTIVE may be set on the vap if the upper layer | ||||
| * tried to transmit (e.g. IPv6 NDP) before we reach | * tried to transmit (e.g. IPv6 NDP) before we reach | ||||
| * RUN state. Clear it and restart xmit. | * RUN state. Clear it and restart xmit. | ||||
| * | * | ||||
| * Note this can also happen as a result of SLEEP->RUN | * Note this can also happen as a result of SLEEP->RUN | ||||
| * (i.e. coming out of power save mode). | * (i.e. coming out of power save mode). | ||||
| * | |||||
| * Historically this was done only for a state change | |||||
| * but is needed earlier; see next comment. The 2nd half | |||||
| * of the work is still only done in case of an actual | |||||
| * state change below. | |||||
| */ | */ | ||||
| /* | |||||
| * Unblock the VAP queue; a RUN->RUN state can happen | |||||
| * on a STA+AP setup on the AP vap. See wakeupwaiting(). | |||||
| */ | |||||
| vap->iv_ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; | vap->iv_ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; | ||||
| /* | /* | ||||
| * XXX TODO Kick-start a VAP queue - this should be a method! | * XXX TODO Kick-start a VAP queue - this should be a method! | ||||
| */ | */ | ||||
| } | |||||
| /* No actual transition, skip post processing */ | |||||
| if (ostate == nstate) | |||||
| goto done; | |||||
| if (nstate == IEEE80211_S_RUN) { | |||||
| /* bring up any vaps waiting on us */ | /* bring up any vaps waiting on us */ | ||||
| wakeupwaiting(vap); | wakeupwaiting(vap); | ||||
| } else if (nstate == IEEE80211_S_INIT) { | } else if (nstate == IEEE80211_S_INIT) { | ||||
| /* | /* | ||||
| * Flush the scan cache if we did the last scan (XXX?) | * Flush the scan cache if we did the last scan (XXX?) | ||||
| * and flush any frames on send queues from this vap. | * and flush any frames on send queues from this vap. | ||||
| * Note the mgt q is used only for legacy drivers and | * Note the mgt q is used only for legacy drivers and | ||||
| ▲ Show 20 Lines • Show All 211 Lines • Show Last 20 Lines | |||||