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ath9k: fix beacon issues on ar93xx

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@30745 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2012-02-27 22:56:00 +00:00
parent 1525d91ab9
commit 56e41e0603
1 changed files with 113 additions and 0 deletions
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113
package/mac80211/patches/571-ath9k_beacon_fix.patch Normal file
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@ -0,0 +1,113 @@
--- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
@@ -346,7 +346,6 @@ static bool ar9003_hw_get_isr(struct ath
static int ar9003_hw_proc_txdesc(struct ath_hw *ah, void *ds,
struct ath_tx_status *ts)
{
- struct ar9003_txc *txc = (struct ar9003_txc *) ds;
struct ar9003_txs *ads;
u32 status;
@@ -356,11 +355,7 @@ static int ar9003_hw_proc_txdesc(struct
if ((status & AR_TxDone) == 0)
return -EINPROGRESS;
- ts->qid = MS(ads->ds_info, AR_TxQcuNum);
- if (!txc || (MS(txc->info, AR_TxQcuNum) == ts->qid))
- ah->ts_tail = (ah->ts_tail + 1) % ah->ts_size;
- else
- return -ENOENT;
+ ah->ts_tail = (ah->ts_tail + 1) % ah->ts_size;
if ((MS(ads->ds_info, AR_DescId) != ATHEROS_VENDOR_ID) ||
(MS(ads->ds_info, AR_TxRxDesc) != 1)) {
@@ -374,6 +369,7 @@ static int ar9003_hw_proc_txdesc(struct
ts->ts_seqnum = MS(status, AR_SeqNum);
ts->tid = MS(status, AR_TxTid);
+ ts->qid = MS(ads->ds_info, AR_TxQcuNum);
ts->desc_id = MS(ads->status1, AR_TxDescId);
ts->ts_tstamp = ads->status4;
ts->ts_status = 0;
--- a/drivers/net/wireless/ath/ath9k/beacon.c
+++ b/drivers/net/wireless/ath/ath9k/beacon.c
@@ -91,7 +91,7 @@ static void ath_beacon_setup(struct ath_
info.txpower = MAX_RATE_POWER;
info.keyix = ATH9K_TXKEYIX_INVALID;
info.keytype = ATH9K_KEY_TYPE_CLEAR;
- info.flags = ATH9K_TXDESC_NOACK;
+ info.flags = ATH9K_TXDESC_NOACK | ATH9K_TXDESC_INTREQ;
info.buf_addr[0] = bf->bf_buf_addr;
info.buf_len[0] = roundup(skb->len, 4);
@@ -355,7 +355,6 @@ void ath_beacon_tasklet(unsigned long da
struct ath_common *common = ath9k_hw_common(ah);
struct ath_buf *bf = NULL;
struct ieee80211_vif *vif;
- struct ath_tx_status ts;
bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA);
int slot;
u32 bfaddr, bc = 0;
@@ -462,11 +461,6 @@ void ath_beacon_tasklet(unsigned long da
ath9k_hw_txstart(ah, sc->beacon.beaconq);
sc->beacon.ast_be_xmit += bc; /* XXX per-vif? */
- if (edma) {
- spin_lock_bh(&sc->sc_pcu_lock);
- ath9k_hw_txprocdesc(ah, bf->bf_desc, (void *)&ts);
- spin_unlock_bh(&sc->sc_pcu_lock);
- }
}
}
--- a/drivers/net/wireless/ath/ath9k/mac.c
+++ b/drivers/net/wireless/ath/ath9k/mac.c
@@ -745,7 +745,11 @@ int ath9k_hw_beaconq_setup(struct ath_hw
qi.tqi_aifs = 1;
qi.tqi_cwmin = 0;
qi.tqi_cwmax = 0;
- /* NB: don't enable any interrupts */
+
+ if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)
+ qi.tqi_qflags = TXQ_FLAG_TXOKINT_ENABLE |
+ TXQ_FLAG_TXERRINT_ENABLE;
+
return ath9k_hw_setuptxqueue(ah, ATH9K_TX_QUEUE_BEACON, &qi);
}
EXPORT_SYMBOL(ath9k_hw_beaconq_setup);
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -2323,6 +2323,7 @@ static int ath9k_tx_last_beacon(struct i
struct ath_vif *avp;
struct ath_buf *bf;
struct ath_tx_status ts;
+ bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA);
int status;
vif = sc->beacon.bslot[0];
@@ -2333,7 +2334,7 @@ static int ath9k_tx_last_beacon(struct i
if (!avp->is_bslot_active)
return 0;
- if (!sc->beacon.tx_processed) {
+ if (!sc->beacon.tx_processed && !edma) {
tasklet_disable(&sc->bcon_tasklet);
bf = avp->av_bcbuf;
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -2318,9 +2318,12 @@ void ath_tx_edma_tasklet(struct ath_soft
break;
}
- /* Skip beacon completions */
- if (ts.qid == sc->beacon.beaconq)
+ /* Process beacon completions separately */
+ if (ts.qid == sc->beacon.beaconq) {
+ sc->beacon.tx_processed = true;
+ sc->beacon.tx_last = !(ts.ts_status & ATH9K_TXERR_MASK);
continue;
+ }
txq = &sc->tx.txq[ts.qid];