Merge branch 'for-davem' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6

85 files changed, 3615 insertions, 2101 deletions

diff --git a/drivers/net/wireless/ath/ath.h b/drivers/net/wireless/ath/ath.h
index 26bdbeee424..e43210c8585 100644
--- a/drivers/net/wireless/ath/ath.h
+++ b/drivers/net/wireless/ath/ath.h
@@ -104,11 +104,6 @@ enum ath_cipher {
 	ATH_CIPHER_MIC = 127
 };
 
-enum ath_drv_info {
-	AR7010_DEVICE		= BIT(0),
-	AR9287_DEVICE		= BIT(1),
-};
-
 /**
  * struct ath_ops - Register read/write operations
  *
@@ -131,6 +126,7 @@ struct ath_bus_ops {
 	void (*read_cachesize)(struct ath_common *common, int *csz);
 	bool (*eeprom_read)(struct ath_common *common, u32 off, u16 *data);
 	void (*bt_coex_prep)(struct ath_common *common);
+	void (*extn_synch_en)(struct ath_common *common);
 };
 
 struct ath_common {
@@ -152,7 +148,6 @@ struct ath_common {
 	u8 rx_chainmask;
 
 	u32 rx_bufsize;
-	u32 driver_info;
 
 	u32 keymax;
 	DECLARE_BITMAP(keymap, ATH_KEYMAX);
@@ -186,4 +181,112 @@ bool ath_hw_keyreset(struct ath_common *common, u16 entry);
 void ath_hw_cycle_counters_update(struct ath_common *common);
 int32_t ath_hw_get_listen_time(struct ath_common *common);
 
+extern __attribute__ ((format (printf, 3, 4))) int
+ath_printk(const char *level, struct ath_common *common, const char *fmt, ...);
+
+#define ath_emerg(common, fmt, ...)				\
+	ath_printk(KERN_EMERG, common, fmt, ##__VA_ARGS__)
+#define ath_alert(common, fmt, ...)				\
+	ath_printk(KERN_ALERT, common, fmt, ##__VA_ARGS__)
+#define ath_crit(common, fmt, ...)				\
+	ath_printk(KERN_CRIT, common, fmt, ##__VA_ARGS__)
+#define ath_err(common, fmt, ...)				\
+	ath_printk(KERN_ERR, common, fmt, ##__VA_ARGS__)
+#define ath_warn(common, fmt, ...)				\
+	ath_printk(KERN_WARNING, common, fmt, ##__VA_ARGS__)
+#define ath_notice(common, fmt, ...)				\
+	ath_printk(KERN_NOTICE, common, fmt, ##__VA_ARGS__)
+#define ath_info(common, fmt, ...)				\
+	ath_printk(KERN_INFO, common, fmt, ##__VA_ARGS__)
+
+/**
+ * enum ath_debug_level - atheros wireless debug level
+ *
+ * @ATH_DBG_RESET: reset processing
+ * @ATH_DBG_QUEUE: hardware queue management
+ * @ATH_DBG_EEPROM: eeprom processing
+ * @ATH_DBG_CALIBRATE: periodic calibration
+ * @ATH_DBG_INTERRUPT: interrupt processing
+ * @ATH_DBG_REGULATORY: regulatory processing
+ * @ATH_DBG_ANI: adaptive noise immunitive processing
+ * @ATH_DBG_XMIT: basic xmit operation
+ * @ATH_DBG_BEACON: beacon handling
+ * @ATH_DBG_CONFIG: configuration of the hardware
+ * @ATH_DBG_FATAL: fatal errors, this is the default, DBG_DEFAULT
+ * @ATH_DBG_PS: power save processing
+ * @ATH_DBG_HWTIMER: hardware timer handling
+ * @ATH_DBG_BTCOEX: bluetooth coexistance
+ * @ATH_DBG_BSTUCK: stuck beacons
+ * @ATH_DBG_ANY: enable all debugging
+ *
+ * The debug level is used to control the amount and type of debugging output
+ * we want to see. Each driver has its own method for enabling debugging and
+ * modifying debug level states -- but this is typically done through a
+ * module parameter 'debug' along with a respective 'debug' debugfs file
+ * entry.
+ */
+enum ATH_DEBUG {
+	ATH_DBG_RESET		= 0x00000001,
+	ATH_DBG_QUEUE		= 0x00000002,
+	ATH_DBG_EEPROM		= 0x00000004,
+	ATH_DBG_CALIBRATE	= 0x00000008,
+	ATH_DBG_INTERRUPT	= 0x00000010,
+	ATH_DBG_REGULATORY	= 0x00000020,
+	ATH_DBG_ANI		= 0x00000040,
+	ATH_DBG_XMIT		= 0x00000080,
+	ATH_DBG_BEACON		= 0x00000100,
+	ATH_DBG_CONFIG		= 0x00000200,
+	ATH_DBG_FATAL		= 0x00000400,
+	ATH_DBG_PS		= 0x00000800,
+	ATH_DBG_HWTIMER		= 0x00001000,
+	ATH_DBG_BTCOEX		= 0x00002000,
+	ATH_DBG_WMI		= 0x00004000,
+	ATH_DBG_BSTUCK		= 0x00008000,
+	ATH_DBG_ANY		= 0xffffffff
+};
+
+#define ATH_DBG_DEFAULT (ATH_DBG_FATAL)
+
+#ifdef CONFIG_ATH_DEBUG
+
+#define ath_dbg(common, dbg_mask, fmt, ...)			\
+({								\
+	int rtn;						\
+	if ((common)->debug_mask & dbg_mask)			\
+		rtn = ath_printk(KERN_DEBUG, common, fmt,	\
+				 ##__VA_ARGS__);		\
+	else							\
+		rtn = 0;					\
+								\
+	rtn;							\
+})
+#define ATH_DBG_WARN(foo, arg...) WARN(foo, arg)
+#define ATH_DBG_WARN_ON_ONCE(foo) WARN_ON_ONCE(foo)
+
+#else
+
+static inline  __attribute__ ((format (printf, 3, 4))) int
+ath_dbg(struct ath_common *common, enum ATH_DEBUG dbg_mask,
+	const char *fmt, ...)
+{
+	return 0;
+}
+#define ATH_DBG_WARN(foo, arg...) do {} while (0)
+#define ATH_DBG_WARN_ON_ONCE(foo) ({				\
+	int __ret_warn_once = !!(foo);				\
+	unlikely(__ret_warn_once);				\
+})
+
+#endif /* CONFIG_ATH_DEBUG */
+
+/** Returns string describing opmode, or NULL if unknown mode. */
+#ifdef CONFIG_ATH_DEBUG
+const char *ath_opmode_to_string(enum nl80211_iftype opmode);
+#else
+static inline const char *ath_opmode_to_string(enum nl80211_iftype opmode)
+{
+	return "UNKNOWN";
+}
+#endif
+
 #endif /* ATH_H */
diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index 0a7071a6dd7..4e3b97c3d7c 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -60,7 +60,6 @@
 #include "reg.h"
 #include "debug.h"
 #include "ani.h"
-#include "../debug.h"
 
 static int modparam_nohwcrypt;
 module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO);
@@ -76,7 +75,6 @@ MODULE_AUTHOR("Nick Kossifidis");
 MODULE_DESCRIPTION("Support for 5xxx series of Atheros 802.11 wireless LAN cards.");
 MODULE_SUPPORTED_DEVICE("Atheros 5xxx WLAN cards");
 MODULE_LICENSE("Dual BSD/GPL");
-MODULE_VERSION("0.6.0 (EXPERIMENTAL)");
 
 static int ath5k_init(struct ieee80211_hw *hw);
 static int ath5k_reset(struct ath5k_softc *sc, struct ieee80211_channel *chan,
@@ -1881,7 +1879,8 @@ ath5k_beacon_send(struct ath5k_softc *sc)
 		sc->bmisscount = 0;
 	}
 
-	if (sc->opmode == NL80211_IFTYPE_AP && sc->num_ap_vifs > 1) {
+	if ((sc->opmode == NL80211_IFTYPE_AP && sc->num_ap_vifs > 1) ||
+			sc->opmode == NL80211_IFTYPE_MESH_POINT) {
 		u64 tsf = ath5k_hw_get_tsf64(ah);
 		u32 tsftu = TSF_TO_TU(tsf);
 		int slot = ((tsftu % sc->bintval) * ATH_BCBUF) / sc->bintval;
@@ -1913,8 +1912,9 @@ ath5k_beacon_send(struct ath5k_softc *sc)
 		/* NB: hw still stops DMA, so proceed */
 	}
 
-	/* refresh the beacon for AP mode */
-	if (sc->opmode == NL80211_IFTYPE_AP)
+	/* refresh the beacon for AP or MESH mode */
+	if (sc->opmode == NL80211_IFTYPE_AP ||
+			sc->opmode == NL80211_IFTYPE_MESH_POINT)
 		ath5k_beacon_update(sc->hw, vif);
 
 	ath5k_hw_set_txdp(ah, sc->bhalq, bf->daddr);
@@ -2341,8 +2341,9 @@ ath5k_init_softc(struct ath5k_softc *sc, const struct ath_bus_ops *bus_ops)
 	/* Initialize driver private data */
 	SET_IEEE80211_DEV(hw, sc->dev);
 	hw->flags = IEEE80211_HW_RX_INCLUDES_FCS |
-		    IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
-		    IEEE80211_HW_SIGNAL_DBM;
+			IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
+			IEEE80211_HW_SIGNAL_DBM |
+			IEEE80211_HW_REPORTS_TX_ACK_STATUS;
 
 	hw->wiphy->interface_modes =
 		BIT(NL80211_IFTYPE_AP) |
@@ -2653,7 +2654,7 @@ ath5k_reset(struct ath5k_softc *sc, struct ieee80211_channel *chan,
 							bool skip_pcu)
 {
 	struct ath5k_hw *ah = sc->ah;
-	int ret;
+	int ret, ani_mode;
 
 	ATH5K_DBG(sc, ATH5K_DEBUG_RESET, "resetting\n");
 
@@ -2661,9 +2662,17 @@ ath5k_reset(struct ath5k_softc *sc, struct ieee80211_channel *chan,
 	synchronize_irq(sc->irq);
 	stop_tasklets(sc);
 
-	if (chan) {
-		ath5k_drain_tx_buffs(sc);
+	/* Save ani mode and disable ANI durring
+	 * reset. If we don't we might get false
+	 * PHY error interrupts. */
+	ani_mode = ah->ah_sc->ani_state.ani_mode;
+	ath5k_ani_init(ah, ATH5K_ANI_MODE_OFF);
 
+	/* We are going to empty hw queues
+	 * so we should also free any remaining
+	 * tx buffers */
+	ath5k_drain_tx_buffs(sc);
+	if (chan) {
 		sc->curchan = chan;
 		sc->curband = &sc->sbands[chan->band];
 	}
@@ -2680,12 +2689,12 @@ ath5k_reset(struct ath5k_softc *sc, struct ieee80211_channel *chan,
 		goto err;
 	}
 
-	ath5k_ani_init(ah, ah->ah_sc->ani_state.ani_mode);
+	ath5k_ani_init(ah, ani_mode);
 
 	ah->ah_cal_next_full = jiffies;
 	ah->ah_cal_next_ani = jiffies;
 	ah->ah_cal_next_nf = jiffies;
-	ewma_init(&ah->ah_beacon_rssi_avg, 1000, 8);
+	ewma_init(&ah->ah_beacon_rssi_avg, 1024, 8);
 
 	/*
 	 * Change channels and update the h/w rate map if we're switching;
@@ -2790,33 +2799,46 @@ ath5k_init(struct ieee80211_hw *hw)
 		goto err_bhal;
 	}
 
-	/* This order matches mac80211's queue priority, so we can
-	 * directly use the mac80211 queue number without any mapping */
-	txq = ath5k_txq_setup(sc, AR5K_TX_QUEUE_DATA, AR5K_WME_AC_VO);
-	if (IS_ERR(txq)) {
-		ATH5K_ERR(sc, "can't setup xmit queue\n");
-		ret = PTR_ERR(txq);
-		goto err_queues;
-	}
-	txq = ath5k_txq_setup(sc, AR5K_TX_QUEUE_DATA, AR5K_WME_AC_VI);
-	if (IS_ERR(txq)) {
-		ATH5K_ERR(sc, "can't setup xmit queue\n");
-		ret = PTR_ERR(txq);
-		goto err_queues;
-	}
-	txq = ath5k_txq_setup(sc, AR5K_TX_QUEUE_DATA, AR5K_WME_AC_BE);
-	if (IS_ERR(txq)) {
-		ATH5K_ERR(sc, "can't setup xmit queue\n");
-		ret = PTR_ERR(txq);
-		goto err_queues;
-	}
-	txq = ath5k_txq_setup(sc, AR5K_TX_QUEUE_DATA, AR5K_WME_AC_BK);
-	if (IS_ERR(txq)) {
-		ATH5K_ERR(sc, "can't setup xmit queue\n");
-		ret = PTR_ERR(txq);
-		goto err_queues;
+	/* 5211 and 5212 usually support 10 queues but we better rely on the
+	 * capability information */
+	if (ah->ah_capabilities.cap_queues.q_tx_num >= 6) {
+		/* This order matches mac80211's queue priority, so we can
+		* directly use the mac80211 queue number without any mapping */
+		txq = ath5k_txq_setup(sc, AR5K_TX_QUEUE_DATA, AR5K_WME_AC_VO);
+		if (IS_ERR(txq)) {
+			ATH5K_ERR(sc, "can't setup xmit queue\n");
+			ret = PTR_ERR(txq);
+			goto err_queues;
+		}
+		txq = ath5k_txq_setup(sc, AR5K_TX_QUEUE_DATA, AR5K_WME_AC_VI);
+		if (IS_ERR(txq)) {
+			ATH5K_ERR(sc, "can't setup xmit queue\n");
+			ret = PTR_ERR(txq);
+			goto err_queues;
+		}
+		txq = ath5k_txq_setup(sc, AR5K_TX_QUEUE_DATA, AR5K_WME_AC_BE);
+		if (IS_ERR(txq)) {
+			ATH5K_ERR(sc, "can't setup xmit queue\n");
+			ret = PTR_ERR(txq);
+			goto err_queues;
+		}
+		txq = ath5k_txq_setup(sc, AR5K_TX_QUEUE_DATA, AR5K_WME_AC_BK);
+		if (IS_ERR(txq)) {
+			ATH5K_ERR(sc, "can't setup xmit queue\n");
+			ret = PTR_ERR(txq);
+			goto err_queues;
+		}
+		hw->queues = 4;
+	} else {
+		/* older hardware (5210) can only support one data queue */
+		txq = ath5k_txq_setup(sc, AR5K_TX_QUEUE_DATA, AR5K_WME_AC_BE);
+		if (IS_ERR(txq)) {
+			ATH5K_ERR(sc, "can't setup xmit queue\n");
+			ret = PTR_ERR(txq);
+			goto err_queues;
+		}
+		hw->queues = 1;
 	}
-	hw->queues = 4;
 
 	tasklet_init(&sc->rxtq, ath5k_tasklet_rx, (unsigned long)sc);
 	tasklet_init(&sc->txtq, ath5k_tasklet_tx, (unsigned long)sc);
@@ -2977,7 +2999,8 @@ static int ath5k_add_interface(struct ieee80211_hw *hw,
 
 	/* Assign the vap/adhoc to a beacon xmit slot. */
 	if ((avf->opmode == NL80211_IFTYPE_AP) ||
-	    (avf->opmode == NL80211_IFTYPE_ADHOC)) {
+	    (avf->opmode == NL80211_IFTYPE_ADHOC) ||
+	    (avf->opmode == NL80211_IFTYPE_MESH_POINT)) {
 		int slot;
 
 		WARN_ON(list_empty(&sc->bcbuf));
@@ -2996,7 +3019,7 @@ static int ath5k_add_interface(struct ieee80211_hw *hw,
 		sc->bslot[avf->bslot] = vif;
 		if (avf->opmode == NL80211_IFTYPE_AP)
 			sc->num_ap_vifs++;
-		else
+		else if (avf->opmode == NL80211_IFTYPE_ADHOC)
 			sc->num_adhoc_vifs++;
 	}
 
diff --git a/drivers/net/wireless/ath/ath5k/debug.c b/drivers/net/wireless/ath/ath5k/debug.c
index 5341dd2860d..d2f84d76bb0 100644
--- a/drivers/net/wireless/ath/ath5k/debug.c
+++ b/drivers/net/wireless/ath/ath5k/debug.c
@@ -60,7 +60,6 @@
 
 #include "base.h"
 #include "debug.h"
-#include "../debug.h"
 
 static unsigned int ath5k_debug;
 module_param_named(debug, ath5k_debug, uint, 0);
diff --git a/drivers/net/wireless/ath/ath5k/dma.c b/drivers/net/wireless/ath/ath5k/dma.c
index 82541fec9f0..0064be7ce5c 100644
--- a/drivers/net/wireless/ath/ath5k/dma.c
+++ b/drivers/net/wireless/ath/ath5k/dma.c
@@ -72,7 +72,7 @@ static int ath5k_hw_stop_rx_dma(struct ath5k_hw *ah)
 			i--)
 		udelay(100);
 
-	if (i)
+	if (!i)
 		ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_DMA,
 				"failed to stop RX DMA !\n");
 
diff --git a/drivers/net/wireless/ath/ath5k/pci.c b/drivers/net/wireless/ath/ath5k/pci.c
index 39f033128c5..7f8c5b0e9d2 100644
--- a/drivers/net/wireless/ath/ath5k/pci.c
+++ b/drivers/net/wireless/ath/ath5k/pci.c
@@ -45,6 +45,7 @@ static DEFINE_PCI_DEVICE_TABLE(ath5k_pci_id_table) = {
 	{ PCI_VDEVICE(ATHEROS, 0x001d) }, /* 2417 Nala */
 	{ 0 }
 };
+MODULE_DEVICE_TABLE(pci, ath5k_pci_id_table);
 
 /* return bus cachesize in 4B word units */
 static void ath5k_pci_read_cachesize(struct ath_common *common, int *csz)
diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c
index df5cd0fd69d..f84afb420bd 100644
--- a/drivers/net/wireless/ath/ath5k/phy.c
+++ b/drivers/net/wireless/ath/ath5k/phy.c
@@ -2742,10 +2742,12 @@ ath5k_combine_pwr_to_pdadc_curves(struct ath5k_hw *ah,
 
 /* Write PDADC values on hw */
 static void
-ath5k_setup_pwr_to_pdadc_table(struct ath5k_hw *ah,
-			u8 pdcurves, u8 *pdg_to_idx)
+ath5k_setup_pwr_to_pdadc_table(struct ath5k_hw *ah, u8 ee_mode)
 {
+	struct ath5k_eeprom_info *ee = &ah->ah_capab