1 diff -urN madwifi-ng-refcount-r2313-20070505.old/ath/if_ath.c madwifi-ng-refcount-r2313-20070505.dev/ath/if_ath.c
2 --- madwifi-ng-refcount-r2313-20070505.old/ath/if_ath.c 2007-05-13 18:17:56.196025944 +0200
3 +++ madwifi-ng-refcount-r2313-20070505.dev/ath/if_ath.c 2007-05-13 18:17:56.284012568 +0200
7 ATH_SCHEDULE_TQUEUE(&sc->sc_txtq, &needmark);
10 if (status & HAL_INT_BMISS) {
11 sc->sc_stats.ast_bmiss++;
12 @@ -2264,6 +2265,15 @@
13 txq->axq_link = &lastds->ds_link;
14 ath_hal_txstart(ah, txq->axq_qnum);
15 sc->sc_dev->trans_start = jiffies;
16 + if (sc->sc_tx_start) {
17 + if (jiffies > sc->sc_tx_start + 2 * HZ) {
18 + printk("%s: Tx queue stuck. Resetting hardware...\n", sc->sc_dev->name);
19 + ath_reset(sc->sc_dev);
20 + sc->sc_tx_start = 0;
23 + sc->sc_tx_start = jiffies;
28 diff -urN madwifi-ng-refcount-r2313-20070505.old/ath/if_athvar.h madwifi-ng-refcount-r2313-20070505.dev/ath/if_athvar.h
29 --- madwifi-ng-refcount-r2313-20070505.old/ath/if_athvar.h 2007-05-04 23:09:29.000000000 +0200
30 +++ madwifi-ng-refcount-r2313-20070505.dev/ath/if_athvar.h 2007-05-13 18:17:56.285012416 +0200
33 u_int sc_slottimeconf; /* manual override for slottime */
34 int16_t sc_channoise; /* Measured noise of current channel (dBm) */
37 + * Several MiniPCI cards and most SoC revs frequently cease all transmission
38 + * when operating in IBSS mode. The reason for this is unknown and could potentially
39 + * be a hardware bug. This variable contains the timestamp of the last successful
40 + * transmission and is checked when enqueueing new frames
42 + unsigned long sc_tx_start;
45 typedef void (*ath_callback) (struct ath_softc *);