From 48b9894bf62622057aa223276b3659e2109f09c9 Mon Sep 17 00:00:00 2001 From: nbd Date: Wed, 4 Jul 2007 02:11:41 +0000 Subject: remove ad-hoc tx hang workaround - the underlying issue has been fixed a while ago git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7868 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../madwifi/patches/118-txstop_workaround.patch | 49 ---------------------- 1 file changed, 49 deletions(-) delete mode 100644 package/madwifi/patches/118-txstop_workaround.patch (limited to 'package/madwifi/patches') diff --git a/package/madwifi/patches/118-txstop_workaround.patch b/package/madwifi/patches/118-txstop_workaround.patch deleted file mode 100644 index 2b59d253d..000000000 --- a/package/madwifi/patches/118-txstop_workaround.patch +++ /dev/null @@ -1,49 +0,0 @@ -Index: madwifi-ng-r2525-20070630/ath/if_ath.c -=================================================================== ---- madwifi-ng-r2525-20070630.orig/ath/if_ath.c 2007-07-03 23:02:29.657897250 +0200 -+++ madwifi-ng-r2525-20070630/ath/if_ath.c 2007-07-03 23:02:29.917913500 +0200 -@@ -2253,6 +2253,17 @@ - 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)) { -+ if (sc->sc_tx_start && (ath_hal_numtxpending(ah, txq->axq_qnum) > 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; -+ } -+ } else { -+ sc->sc_tx_start = jiffies; -+ } -+ } - } - ATH_TXQ_UNLOCK_IRQ(txq); - -@@ -7312,6 +7323,7 @@ - __func__, ds); - #else - ds = bf->bf_desc; /* NB: last descriptor */ -+ sc->sc_tx_start = 0; - #endif - ts = &bf->bf_dsstatus.ds_txstat; - status = ath_hal_txprocdesc(ah, ds, ts); -Index: madwifi-ng-r2525-20070630/ath/if_athvar.h -=================================================================== ---- madwifi-ng-r2525-20070630.orig/ath/if_athvar.h 2007-07-03 23:02:25.669648000 +0200 -+++ madwifi-ng-r2525-20070630/ath/if_athvar.h 2007-07-03 23:02:29.917913500 +0200 -@@ -690,6 +690,14 @@ - u_int sc_slottimeconf; /* manual override for slottime */ - int16_t sc_channoise; /* Measured noise of current channel (dBm) */ - u_int64_t sc_tsf; /* TSF at last rx interrupt */ -+ -+ /* -+ * Several MiniPCI cards and most SoC revs frequently cease all transmission -+ * when operating in IBSS mode. The reason for this is unknown and could potentially -+ * be a hardware bug. This variable contains the timestamp of the last successful -+ * transmission and is checked when enqueueing new frames -+ */ -+ unsigned long sc_tx_start; - }; - - typedef void (*ath_callback) (struct ath_softc *); -- cgit v1.2.3