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author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-09 21:05:52 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-09 21:05:52 -0700 |
commit | f6cec0ae58c17522a7bc4e2f39dae19f199ab534 (patch) | |
tree | 496cf6f53b0c75d9ae57bd0e411c5d2f6cea5cbb /drivers/net/wireless/ath/ath9k/xmit.c | |
parent | 0fcf12d510b6d1b1b090a090c62009310eca4be4 (diff) | |
parent | c4e9b56e24422e71424b24eee27c2b134a191d7b (diff) | |
download | op-kernel-dev-f6cec0ae58c17522a7bc4e2f39dae19f199ab534.zip op-kernel-dev-f6cec0ae58c17522a7bc4e2f39dae19f199ab534.tar.gz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (59 commits)
igbvf.txt: Add igbvf Documentation
igb.txt: Add igb documentation
e100/e1000*/igb*/ixgb*: Add missing read memory barrier
ixgbe: fix build error with FCOE_CONFIG without DCB_CONFIG
netxen: protect tx timeout recovery by rtnl lock
isdn: gigaset: use after free
isdn: gigaset: add missing unlock
solos-pci: Fix race condition in tasklet RX handling
pkt_sched: Fix sch_sfq vs tcf_bind_filter oops
net: disable preemption before call smp_processor_id()
tcp: no md5sig option size check bug
iwlwifi: fix locking assertions
iwlwifi: fix TX tracer
isdn: fix information leak
net: Fix napi_gro_frags vs netpoll path
usbnet: remove noisy and hardly useful printk
rtl8180: avoid potential NULL deref in rtl8180_beacon_work
ath9k: Remove myself from the MAINTAINERS list
libertas: scan before assocation if no BSSID was given
libertas: fix association with some APs by using extended rates
...
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/xmit.c')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/xmit.c | 36 |
1 files changed, 9 insertions, 27 deletions
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index 501b728..4dda14e 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -120,26 +120,14 @@ static void ath_tx_queue_tid(struct ath_txq *txq, struct ath_atx_tid *tid) list_add_tail(&ac->list, &txq->axq_acq); } -static void ath_tx_pause_tid(struct ath_softc *sc, struct ath_atx_tid *tid) -{ - struct ath_txq *txq = &sc->tx.txq[tid->ac->qnum]; - - spin_lock_bh(&txq->axq_lock); - tid->paused++; - spin_unlock_bh(&txq->axq_lock); -} - static void ath_tx_resume_tid(struct ath_softc *sc, struct ath_atx_tid *tid) { struct ath_txq *txq = &sc->tx.txq[tid->ac->qnum]; - BUG_ON(tid->paused <= 0); - spin_lock_bh(&txq->axq_lock); - - tid->paused--; + WARN_ON(!tid->paused); - if (tid->paused > 0) - goto unlock; + spin_lock_bh(&txq->axq_lock); + tid->paused = false; if (list_empty(&tid->buf_q)) goto unlock; @@ -157,15 +145,10 @@ static void ath_tx_flush_tid(struct ath_softc *sc, struct ath_atx_tid *tid) struct list_head bf_head; INIT_LIST_HEAD(&bf_head); - BUG_ON(tid->paused <= 0); - spin_lock_bh(&txq->axq_lock); + WARN_ON(!tid->paused); - tid->paused--; - - if (tid->paused > 0) { - spin_unlock_bh(&txq->axq_lock); - return; - } + spin_lock_bh(&txq->axq_lock); + tid->paused = false; while (!list_empty(&tid->buf_q)) { bf = list_first_entry(&tid->buf_q, struct ath_buf, list); @@ -811,7 +794,7 @@ void ath_tx_aggr_start(struct ath_softc *sc, struct ieee80211_sta *sta, an = (struct ath_node *)sta->drv_priv; txtid = ATH_AN_2_TID(an, tid); txtid->state |= AGGR_ADDBA_PROGRESS; - ath_tx_pause_tid(sc, txtid); + txtid->paused = true; *ssn = txtid->seq_start; } @@ -835,10 +818,9 @@ void ath_tx_aggr_stop(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid) return; } - ath_tx_pause_tid(sc, txtid); - /* drop all software retried frames and mark this TID */ spin_lock_bh(&txq->axq_lock); + txtid->paused = true; while (!list_empty(&txtid->buf_q)) { bf = list_first_entry(&txtid->buf_q, struct ath_buf, list); if (!bf_isretried(bf)) { @@ -1181,7 +1163,7 @@ void ath_drain_all_txq(struct ath_softc *sc, bool retry_tx) "Failed to stop TX DMA. Resetting hardware!\n"); spin_lock_bh(&sc->sc_resetlock); - r = ath9k_hw_reset(ah, sc->sc_ah->curchan, false); + r = ath9k_hw_reset(ah, sc->sc_ah->curchan, ah->caldata, false); if (r) ath_print(common, ATH_DBG_FATAL, "Unable to reset hardware; reset status %d\n", |