From adbea300bdddb804e83df76c6522739489a903db Mon Sep 17 00:00:00 2001 From: nbd Date: Thu, 1 Mar 2012 15:13:33 +0000 Subject: ath9k: disable MAC sample debugging, it is almost never used and wastes precious CPU cycles git-svn-id: svn://svn.openwrt.org/openwrt/trunk@30764 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- package/mac80211/patches/300-pending_work.patch | 145 ++++++++++++++++++++++++ 1 file changed, 145 insertions(+) (limited to 'package/mac80211/patches/300-pending_work.patch') diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch index d367b9f61..8bb89422e 100644 --- a/package/mac80211/patches/300-pending_work.patch +++ b/package/mac80211/patches/300-pending_work.patch @@ -995,3 +995,148 @@ } static int cmp_bss(struct cfg80211_bss *a, +--- a/drivers/net/wireless/ath/ath9k/Kconfig ++++ b/drivers/net/wireless/ath/ath9k/Kconfig +@@ -81,6 +81,14 @@ config ATH9K_DFS_CERTIFIED + developed. At this point enabling this option won't do anything + except increase code size. + ++config ATH9K_MAC_DEBUG ++ bool "Atheros MAC statistics" ++ depends on ATH9K_DEBUGFS ++ default y ++ ---help--- ++ This option enables collection of statistics for Rx/Tx status ++ data and some other MAC related statistics ++ + config ATH9K_RATE_CONTROL + bool "Atheros ath9k rate control" + depends on ATH9K +--- a/drivers/net/wireless/ath/ath9k/debug.c ++++ b/drivers/net/wireless/ath/ath9k/debug.c +@@ -818,6 +818,7 @@ void ath_debug_stat_tx(struct ath_softc + if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN) + TX_STAT_INC(qnum, delim_underrun); + ++#ifdef CONFIG_ATH9K_MAC_DEBUG + spin_lock(&sc->debug.samp_lock); + TX_SAMP_DBG(jiffies) = jiffies; + TX_SAMP_DBG(rssi_ctl0) = ts->ts_rssi_ctl0; +@@ -844,6 +845,7 @@ void ath_debug_stat_tx(struct ath_softc + + sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES; + spin_unlock(&sc->debug.samp_lock); ++#endif + + #undef TX_SAMP_DBG + } +@@ -1019,6 +1021,7 @@ void ath_debug_stat_rx(struct ath_softc + + sc->debug.stats.rxstats.rs_antenna = rs->rs_antenna; + ++#ifdef CONFIG_ATH9K_MAC_DEBUG + spin_lock(&sc->debug.samp_lock); + RX_SAMP_DBG(jiffies) = jiffies; + RX_SAMP_DBG(rssi_ctl0) = rs->rs_rssi_ctl0; +@@ -1035,6 +1038,8 @@ void ath_debug_stat_rx(struct ath_softc + sc->debug.rsidx = (sc->debug.rsidx + 1) % ATH_DBG_MAX_SAMPLES; + spin_unlock(&sc->debug.samp_lock); + ++#endif ++ + #undef RX_STAT_INC + #undef RX_PHY_ERR_INC + #undef RX_SAMP_DBG +@@ -1278,6 +1283,8 @@ static const struct file_operations fops + .llseek = default_llseek, + }; + ++#ifdef CONFIG_ATH9K_MAC_DEBUG ++ + void ath9k_debug_samp_bb_mac(struct ath_softc *sc) + { + #define ATH_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].c) +@@ -1551,6 +1558,7 @@ static const struct file_operations fops + .llseek = default_llseek, + }; + ++#endif + + int ath9k_init_debug(struct ath_hw *ah) + { +@@ -1604,8 +1612,10 @@ int ath9k_init_debug(struct ath_hw *ah) + &fops_base_eeprom); + debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, + &fops_modal_eeprom); ++#ifdef CONFIG_ATH9K_MAC_DEBUG + debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc, + &fops_samps); ++#endif + + debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask); +--- a/drivers/net/wireless/ath/ath9k/debug.h ++++ b/drivers/net/wireless/ath/ath9k/debug.h +@@ -235,16 +235,17 @@ struct ath9k_debug { + struct dentry *debugfs_phy; + u32 regidx; + struct ath_stats stats; ++#ifdef CONFIG_ATH9K_MAC_DEBUG + spinlock_t samp_lock; + struct ath_dbg_bb_mac_samp bb_mac_samp[ATH_DBG_MAX_SAMPLES]; + u8 sampidx; + u8 tsidx; + u8 rsidx; ++#endif + }; + + int ath9k_init_debug(struct ath_hw *ah); + +-void ath9k_debug_samp_bb_mac(struct ath_softc *sc); + void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status); + void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf, + struct ath_tx_status *ts, struct ath_txq *txq, +@@ -258,10 +259,6 @@ static inline int ath9k_init_debug(struc + return 0; + } + +-static inline void ath9k_debug_samp_bb_mac(struct ath_softc *sc) +-{ +-} +- + static inline void ath_debug_stat_interrupt(struct ath_softc *sc, + enum ath9k_int status) + { +@@ -282,4 +279,17 @@ static inline void ath_debug_stat_rx(str + + #endif /* CONFIG_ATH9K_DEBUGFS */ + ++#ifdef CONFIG_ATH9K_MAC_DEBUG ++ ++void ath9k_debug_samp_bb_mac(struct ath_softc *sc); ++ ++#else ++ ++static inline void ath9k_debug_samp_bb_mac(struct ath_softc *sc) ++{ ++} ++ ++#endif ++ ++ + #endif /* DEBUG_H */ +--- a/drivers/net/wireless/ath/ath9k/init.c ++++ b/drivers/net/wireless/ath/ath9k/init.c +@@ -555,9 +555,11 @@ static int ath9k_init_softc(u16 devid, s + mutex_init(&sc->mutex); + #ifdef CONFIG_ATH9K_DEBUGFS + spin_lock_init(&sc->nodes_lock); +- spin_lock_init(&sc->debug.samp_lock); + INIT_LIST_HEAD(&sc->nodes); + #endif ++#ifdef CONFIG_ATH9K_MAC_DEBUG ++ spin_lock_init(&sc->debug.samp_lock); ++#endif + tasklet_init(&sc->intr_tq, ath9k_tasklet, (unsigned long)sc); + tasklet_init(&sc->bcon_tasklet, ath_beacon_tasklet, + (unsigned long)sc); -- cgit v1.2.3