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author | Sujith Manoharan <c_manoha@qca.qualcomm.com> | 2014-09-15 05:55:50 (GMT) |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2014-09-15 19:00:54 (GMT) |
commit | a2b28601503e8d0586d207732a0e8de90e6ce05b (patch) | |
tree | a4fc6a8ad637cd42fa9cdb35f28487f4d65a90fb /drivers/net/wireless/ath/ath9k/channel.c | |
parent | 4214852ea157bdae39c2dca64f1a09aa7dbb1d00 (diff) | |
download | linux-a2b28601503e8d0586d207732a0e8de90e6ce05b.tar.xz |
ath9k: Remove unnecessary tbtt assignment
The next_tbtt variable in the scheduler is needed only
for GO/AP mode operation and is always read from the
NEXT_TBTT_TIMER in the HW. There is no need to store
the timestamp for received beacons.
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/channel.c')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/channel.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/ath9k/channel.c b/drivers/net/wireless/ath/ath9k/channel.c index d2a0f12..e2712b0 100644 --- a/drivers/net/wireless/ath/ath9k/channel.c +++ b/drivers/net/wireless/ath/ath9k/channel.c @@ -396,7 +396,6 @@ void ath_chanctx_event(struct ath_softc *sc, struct ieee80211_vif *vif, break; } - /* * Clear the extend_absence flag if it had been * set during the previous beacon transmission, @@ -416,6 +415,7 @@ void ath_chanctx_event(struct ath_softc *sc, struct ieee80211_vif *vif, avp->noa_duration = 0; sc->sched.extend_absence = true; } + /* Prevent wrap-around issues */ if (avp->noa_duration && tsf_time - avp->noa_start > BIT(30)) avp->noa_duration = 0; @@ -606,10 +606,9 @@ void ath_chanctx_beacon_sent_ev(struct ath_softc *sc, ath_chanctx_event(sc, NULL, ev); } -void ath_chanctx_beacon_recv_ev(struct ath_softc *sc, u32 ts, +void ath_chanctx_beacon_recv_ev(struct ath_softc *sc, enum ath_chanctx_event ev) { - sc->sched.next_tbtt = ts; ath_chanctx_event(sc, NULL, ev); } |