diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/beacon.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/beacon.c | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c index d4d8ceced89b..0d13ff74a68b 100644 --- a/drivers/net/wireless/ath/ath9k/beacon.c +++ b/drivers/net/wireless/ath/ath9k/beacon.c @@ -14,6 +14,7 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ +#include <linux/dma-mapping.h> #include "ath9k.h" #define FUDGE 2 @@ -360,6 +361,7 @@ void ath_beacon_tasklet(unsigned long data) struct ath_common *common = ath9k_hw_common(ah); struct ath_buf *bf = NULL; struct ieee80211_vif *vif; + struct ath_tx_status ts; int slot; u32 bfaddr, bc = 0; @@ -384,7 +386,9 @@ void ath_beacon_tasklet(unsigned long data) ath_dbg(common, ATH_DBG_BSTUCK, "beacon is officially stuck\n"); sc->sc_flags |= SC_OP_TSF_RESET; + spin_lock(&sc->sc_pcu_lock); ath_reset(sc, true); + spin_unlock(&sc->sc_pcu_lock); } return; @@ -464,6 +468,11 @@ void ath_beacon_tasklet(unsigned long data) ath9k_hw_txstart(ah, sc->beacon.beaconq); sc->beacon.ast_be_xmit += bc; /* XXX per-vif? */ + if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { + spin_lock_bh(&sc->sc_pcu_lock); + ath9k_hw_txprocdesc(ah, bf->bf_desc, (void *)&ts); + spin_unlock_bh(&sc->sc_pcu_lock); + } } } @@ -496,7 +505,7 @@ static void ath_beacon_config_ap(struct ath_softc *sc, u32 nexttbtt, intval; /* NB: the beacon interval is kept internally in TU's */ - intval = TU_TO_USEC(conf->beacon_interval & ATH9K_BEACON_PERIOD); + intval = TU_TO_USEC(conf->beacon_interval); intval /= ATH_BCBUF; /* for staggered beacons */ nexttbtt = intval; @@ -543,7 +552,7 @@ static void ath_beacon_config_sta(struct ath_softc *sc, } memset(&bs, 0, sizeof(bs)); - intval = conf->beacon_interval & ATH9K_BEACON_PERIOD; + intval = conf->beacon_interval; /* * Setup dtim and cfp parameters according to @@ -652,22 +661,13 @@ static void ath_beacon_config_adhoc(struct ath_softc *sc, { struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); - u32 tsf, delta, intval, nexttbtt; + u32 tsf, intval, nexttbtt; ath9k_reset_beacon_status(sc); - tsf = ath9k_hw_gettsf32(ah) + TU_TO_USEC(FUDGE); - intval = TU_TO_USEC(conf->beacon_interval & ATH9K_BEACON_PERIOD); - - if (!sc->beacon.bc_tstamp) - nexttbtt = tsf + intval; - else { - if (tsf > sc->beacon.bc_tstamp) - delta = (tsf - sc->beacon.bc_tstamp); - else - delta = (tsf + 1 + (~0U - sc->beacon.bc_tstamp)); - nexttbtt = tsf + intval - (delta % intval); - } + intval = TU_TO_USEC(conf->beacon_interval); + tsf = roundup(ath9k_hw_gettsf32(ah) + TU_TO_USEC(FUDGE), intval); + nexttbtt = tsf + intval; ath_dbg(common, ATH_DBG_BEACON, "IBSS nexttbtt %u intval %u (%u)\n", |