summaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/ath9k/beacon.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wireless/ath9k/beacon.c')
-rw-r--r--drivers/net/wireless/ath9k/beacon.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath9k/beacon.c b/drivers/net/wireless/ath9k/beacon.c
index f8d952ca3f8..eedb465d25d 100644
--- a/drivers/net/wireless/ath9k/beacon.c
+++ b/drivers/net/wireless/ath9k/beacon.c
@@ -16,7 +16,6 @@
/* Implementation of beacon processing. */
-#include <asm/unaligned.h>
#include "core.h"
/*
@@ -305,6 +304,7 @@ int ath_beacon_alloc(struct ath_softc *sc, int if_id)
struct ieee80211_hdr *hdr;
struct ath_buf *bf;
struct sk_buff *skb;
+ __le64 tstamp;
avp = sc->sc_vaps[if_id];
ASSERT(avp);
@@ -370,6 +370,9 @@ int ath_beacon_alloc(struct ath_softc *sc, int if_id)
return -ENOMEM;
}
+ tstamp = ((struct ieee80211_mgmt *)skb->data)->u.beacon.timestamp;
+ sc->bc_tstamp = le64_to_cpu(tstamp);
+
/*
* Calculate a TSF adjustment factor required for
* staggered beacons. Note that we assume the format
@@ -669,8 +672,8 @@ void ath_beacon_config(struct ath_softc *sc, int if_id)
conf.bmiss_timeout = ATH_DEFAULT_BMISS_LIMIT * conf.beacon_interval;
/* extract tstamp from last beacon and convert to TU */
- nexttbtt = TSF_TO_TU(get_unaligned_le32(conf.u.last_tstamp + 4),
- get_unaligned_le32(conf.u.last_tstamp));
+ nexttbtt = TSF_TO_TU(sc->bc_tstamp >> 32, sc->bc_tstamp);
+
/* XXX conditionalize multi-bss support? */
if (sc->sc_ah->ah_opmode == ATH9K_M_HOSTAP) {
/*