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add hw.ath.bstuck to control the stuck beacon threshold

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sam 2009-02-10 19:26:42 +00:00
parent 22d9ca334e
commit 80e7762b02
1 changed files with 6 additions and 2 deletions
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8
sys/dev/ath/if_ath.c
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@ -283,6 +283,10 @@ SYSCTL_INT(_hw_ath, OID_AUTO, txbuf, CTLFLAG_RW, &ath_txbuf,
0, "tx buffers allocated");
TUNABLE_INT("hw.ath.txbuf", &ath_txbuf);
static int ath_bstuck_threshold = 4; /* max missed beacons */
SYSCTL_INT(_hw_ath, OID_AUTO, bstuck, CTLFLAG_RW, &ath_bstuck_threshold,
0, "max missed beacon xmits before chip reset");
#ifdef ATH_DEBUG
enum {
ATH_DEBUG_XMIT = 0x00000001, /* basic xmit operation */
@ -3118,7 +3122,7 @@ ath_beacon_proc(void *arg, int pending)
DPRINTF(sc, ATH_DEBUG_BEACON,
"%s: missed %u consecutive beacons\n",
__func__, sc->sc_bmisscount);
if (sc->sc_bmisscount > 3) /* NB: 3 is a guess */
if (sc->sc_bmisscount >= ath_bstuck_threshold)
taskqueue_enqueue(sc->sc_tq, &sc->sc_bstucktask);
return;
}
@ -7612,7 +7616,7 @@ ath_tdma_beacon_send(struct ath_softc *sc, struct ieee80211vap *vap)
DPRINTF(sc, ATH_DEBUG_BEACON,
"%s: missed %u consecutive beacons\n",
__func__, sc->sc_bmisscount);
if (sc->sc_bmisscount > 3) /* NB: 3 is a guess */
if (sc->sc_bmisscount >= ath_bstuck_threshold)
taskqueue_enqueue(sc->sc_tq, &sc->sc_bstucktask);
return;
}