From 88bf9173656f4f76b5c7e22c88f6eedb7d87f706 Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Tue, 8 Feb 2011 19:31:43 +0000
Subject: mac80211: update to wireless-testing 2010-02-07

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@25425 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 .../patches/570-ath9k_bb_hang_check_fix.patch      | 109 ---------------------
 1 file changed, 109 deletions(-)
 delete mode 100644 package/mac80211/patches/570-ath9k_bb_hang_check_fix.patch

(limited to 'package/mac80211/patches/570-ath9k_bb_hang_check_fix.patch')

diff --git a/package/mac80211/patches/570-ath9k_bb_hang_check_fix.patch b/package/mac80211/patches/570-ath9k_bb_hang_check_fix.patch
deleted file mode 100644
index 5314883fc..000000000
--- a/package/mac80211/patches/570-ath9k_bb_hang_check_fix.patch
+++ /dev/null
@@ -1,109 +0,0 @@
---- a/drivers/net/wireless/ath/ath9k/main.c
-+++ b/drivers/net/wireless/ath/ath9k/main.c
-@@ -177,7 +177,12 @@ static void ath_update_survey_nf(struct 
- 	}
- }
- 
--static void ath_update_survey_stats(struct ath_softc *sc)
-+/*
-+ * Updates the survey statistics and returns the busy time since last
-+ * update in %, if the measurement duration was long enough for the
-+ * result to be useful, -1 otherwise.
-+ */
-+static int ath_update_survey_stats(struct ath_softc *sc)
- {
- 	struct ath_hw *ah = sc->sc_ah;
- 	struct ath_common *common = ath9k_hw_common(ah);
-@@ -185,9 +190,10 @@ static void ath_update_survey_stats(stru
- 	struct survey_info *survey = &sc->survey[pos];
- 	struct ath_cycle_counters *cc = &common->cc_survey;
- 	unsigned int div = common->clockrate * 1000;
-+	int ret = 0;
- 
- 	if (!ah->curchan)
--		return;
-+		return -1;
- 
- 	if (ah->power_mode == ATH9K_PM_AWAKE)
- 		ath_hw_cycle_counters_update(common);
-@@ -202,9 +208,18 @@ static void ath_update_survey_stats(stru
- 		survey->channel_time_rx += cc->rx_frame / div;
- 		survey->channel_time_tx += cc->tx_frame / div;
- 	}
-+
-+	if (cc->cycles < div)
-+		return -1;
-+
-+	if (cc->cycles > 0)
-+		ret = cc->rx_busy * 100 / cc->cycles;
-+
- 	memset(cc, 0, sizeof(*cc));
- 
- 	ath_update_survey_nf(sc, pos);
-+
-+	return ret;
- }
- 
- /*
-@@ -226,6 +241,8 @@ int ath_set_channel(struct ath_softc *sc
- 	if (sc->sc_flags & SC_OP_INVALID)
- 		return -EIO;
- 
-+	sc->hw_busy_count = 0;
-+
- 	del_timer_sync(&common->ani.timer);
- 	cancel_work_sync(&sc->paprd_work);
- 	cancel_work_sync(&sc->hw_check_work);
-@@ -584,17 +601,25 @@ static void ath_node_detach(struct ath_s
- void ath_hw_check(struct work_struct *work)
- {
- 	struct ath_softc *sc = container_of(work, struct ath_softc, hw_check_work);
--	int i;
-+	struct ath_common *common = ath9k_hw_common(sc->sc_ah);
-+	unsigned long flags;
-+	int busy;
- 
- 	ath9k_ps_wakeup(sc);
-+	if (ath9k_hw_check_alive(sc->sc_ah))
-+		goto out;
- 
--	for (i = 0; i < 3; i++) {
--		if (ath9k_hw_check_alive(sc->sc_ah))
--			goto out;
-+	spin_lock_irqsave(&common->cc_lock, flags);
-+	busy = ath_update_survey_stats(sc);
-+	spin_unlock_irqrestore(&common->cc_lock, flags);
- 
--		msleep(1);
--	}
--	ath_reset(sc, true);
-+	ath_dbg(common, ATH_DBG_RESET, "Possible baseband hang, "
-+		"busy=%d (try %d)\n", busy, sc->hw_busy_count + 1);
-+	if (busy >= 99) {
-+		if (++sc->hw_busy_count >= 3)
-+			ath_reset(sc, true);
-+	} else if (busy >= 0)
-+		sc->hw_busy_count = 0;
- 
- out:
- 	ath9k_ps_restore(sc);
-@@ -988,6 +1013,8 @@ int ath_reset(struct ath_softc *sc, bool
- 	struct ieee80211_hw *hw = sc->hw;
- 	int r;
- 
-+	sc->hw_busy_count = 0;
-+
- 	/* Stop ANI */
- 	del_timer_sync(&common->ani.timer);
- 
---- a/drivers/net/wireless/ath/ath9k/ath9k.h
-+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
-@@ -598,6 +598,8 @@ struct ath_softc {
- 	struct completion paprd_complete;
- 	bool paprd_pending;
- 
-+	unsigned int hw_busy_count;
-+
- 	u32 intrstatus;
- 	u32 sc_flags; /* SC_OP_* */
- 	u16 ps_flags; /* PS_* */
-- 
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