mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-09-12 18:58:37 +03:00
6dfe719aac
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7258 3c298f89-4303-0410-b956-a3cf2f4a3e73
67 lines
2.0 KiB
Diff
67 lines
2.0 KiB
Diff
diff -ur madwifi.old/ath/if_ath.c madwifi.dev/ath/if_ath.c
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--- madwifi.old/ath/if_ath.c 2007-05-15 16:26:02.721036296 +0200
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+++ madwifi.dev/ath/if_ath.c 2007-05-16 15:43:23.095362056 +0200
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@@ -1711,6 +1711,7 @@
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}
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#endif
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ATH_SCHEDULE_TQUEUE(&sc->sc_txtq, &needmark);
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+ sc->sc_tx_start = 0;
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}
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if (status & HAL_INT_BMISS) {
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sc->sc_stats.ast_bmiss++;
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@@ -2261,6 +2262,25 @@
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txq->axq_link = &lastds->ds_link;
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ath_hal_txstart(ah, txq->axq_qnum);
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sc->sc_dev->trans_start = jiffies;
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+ if ((sc->sc_opmode == HAL_M_IBSS) || (sc->sc_opmode == HAL_M_HOSTAP)) {
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+ unsigned long last;
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+ ATH_LOCK(sc);
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+ last = sc->sc_tx_start;
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+ ATH_UNLOCK(sc);
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+ if (last) {
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+ if (jiffies > last + 2 * HZ) {
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+ printk("%s: Tx queue stuck. Resetting hardware...\n", sc->sc_dev->name);
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+ ath_reset(sc->sc_dev);
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+ ATH_LOCK(sc);
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+ sc->sc_tx_start = 0;
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+ ATH_UNLOCK(sc);
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+ }
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+ } else {
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+ ATH_LOCK(sc);
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+ sc->sc_tx_start = jiffies;
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+ ATH_UNLOCK(sc);
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+ }
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+ }
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}
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ATH_TXQ_UNLOCK(txq);
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@@ -7289,6 +7309,10 @@
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break;
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}
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+ ATH_LOCK(sc);
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+ sc->sc_tx_start = 0;
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+ ATH_UNLOCK(sc);
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+
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#ifdef ATH_SUPERG_FF
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ds = &bf->bf_desc[bf->bf_numdescff];
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DPRINTF(sc, ATH_DEBUG_TX_PROC, "%s: frame's last desc: %p\n",
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diff -ur madwifi.old/ath/if_athvar.h madwifi.dev/ath/if_athvar.h
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--- madwifi.old/ath/if_athvar.h 2007-05-04 23:09:29.000000000 +0200
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+++ madwifi.dev/ath/if_athvar.h 2007-05-15 16:26:28.911054808 +0200
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@@ -689,6 +689,14 @@
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#endif
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u_int sc_slottimeconf; /* manual override for slottime */
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int16_t sc_channoise; /* Measured noise of current channel (dBm) */
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+
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+ /*
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+ * Several MiniPCI cards and most SoC revs frequently cease all transmission
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+ * when operating in IBSS mode. The reason for this is unknown and could potentially
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+ * be a hardware bug. This variable contains the timestamp of the last successful
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+ * transmission and is checked when enqueueing new frames
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+ */
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+ unsigned long sc_tx_start;
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};
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typedef void (*ath_callback) (struct ath_softc *);
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