diff -ur madwifi.old/ath/if_ath.c madwifi.dev/ath/if_ath.c
---- madwifi.old/ath/if_ath.c 2007-05-15 16:26:02.721036296 +0200
-+++ madwifi.dev/ath/if_ath.c 2007-05-20 21:33:53.269103736 +0200
-@@ -1711,6 +1711,7 @@
- }
- #endif
- ATH_SCHEDULE_TQUEUE(&sc->sc_txtq, &needmark);
-+ sc->sc_tx_start = 0;
- }
- if (status & HAL_INT_BMISS) {
- sc->sc_stats.ast_bmiss++;
-@@ -2261,11 +2262,25 @@
+--- madwifi.old/ath/if_ath.c 2007-05-21 05:40:18.320301560 +0200
++++ madwifi.dev/ath/if_ath.c 2007-05-21 05:49:40.132893064 +0200
+@@ -2264,6 +2264,17 @@
txq->axq_link = &lastds->ds_link;
ath_hal_txstart(ah, txq->axq_qnum);
sc->sc_dev->trans_start = jiffies;
+ if ((sc->sc_opmode == HAL_M_IBSS) || (sc->sc_opmode == HAL_M_HOSTAP)) {
-+ unsigned long last;
-+ last = sc->sc_tx_start;
-+ if (last) {
-+ if (jiffies > last + 2 * HZ) {
++ if (sc->sc_tx_start && (ath_hal_numtxpending(ah, txq->axq_num) > 2)) {
++ if (jiffies > sc->sc_tx_start + 2 * HZ) {
+ printk("%s: Tx queue stuck. Resetting hardware...\n", sc->sc_dev->name);
+ ath_reset(sc->sc_dev);
+ sc->sc_tx_start = 0;
}
ATH_TXQ_UNLOCK(txq);
- sc->sc_devstats.tx_packets++;
- sc->sc_devstats.tx_bytes += framelen;
-+ sc->sc_tx_start = 0;
- }
-
- static int
-@@ -7272,7 +7287,7 @@
- DPRINTF(sc, ATH_DEBUG_UAPSD, "%s: reaping U-APSD txq\n", __func__);
- uapsdq = 1;
- }
--
-+
- for (;;) {
- if (uapsdq)
- ATH_TXQ_UAPSDQ_LOCK_IRQ(txq);
+@@ -7299,6 +7310,7 @@
+ #else
+ ds = bf->bf_desc; /* NB: last descriptor */
+ #endif
++ sc->sc_tx_start = 0;
+ status = ath_hal_txprocdesc(ah, ds);
+ #ifdef AR_DEBUG
+ if (sc->sc_debug & ATH_DEBUG_XMIT_DESC)
diff -ur madwifi.old/ath/if_athvar.h madwifi.dev/ath/if_athvar.h
--- madwifi.old/ath/if_athvar.h 2007-05-04 23:09:29.000000000 +0200
-+++ madwifi.dev/ath/if_athvar.h 2007-05-15 16:26:28.911054808 +0200
++++ madwifi.dev/ath/if_athvar.h 2007-05-21 05:40:32.958076280 +0200
@@ -689,6 +689,14 @@
#endif
u_int sc_slottimeconf; /* manual override for slottime */