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

Conflicts:
	drivers/net/wireless/iwlwifi/iwl-testmode.c

drivers/net/wireless/ath/ath9k/ar5008_phy.c

@@ -618,19 +618,10 @@ static void ar5008_hw_init_bb(struct ath_hw *ah,
 	u32 synthDelay;
 
 	synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
-	if (IS_CHAN_B(chan))
-		synthDelay = (4 * synthDelay) / 22;
-	else
-		synthDelay /= 10;
-
-	if (IS_CHAN_HALF_RATE(chan))
-		synthDelay *= 2;
-	else if (IS_CHAN_QUARTER_RATE(chan))
-		synthDelay *= 4;
 
 	REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
 
-	udelay(synthDelay + BASE_ACTIVATE_DELAY);
+	ath9k_hw_synth_delay(ah, chan, synthDelay);
 }
 
 static void ar5008_hw_init_chain_masks(struct ath_hw *ah)
@@ -948,12 +939,8 @@ static bool ar5008_hw_rfbus_req(struct ath_hw *ah)
 static void ar5008_hw_rfbus_done(struct ath_hw *ah)
 {
 	u32 synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
-	if (IS_CHAN_B(ah->curchan))
-		synthDelay = (4 * synthDelay) / 22;
-	else
-		synthDelay /= 10;
 
-	udelay(synthDelay + BASE_ACTIVATE_DELAY);
+	ath9k_hw_synth_delay(ah, ah->curchan, synthDelay);
 
 	REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0);
 }

drivers/net/wireless/ath/ath9k/ar9003_calib.c

@@ -1000,10 +1000,12 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah,
 	if (mci && IS_CHAN_2GHZ(chan) && run_agc_cal)
 		ar9003_mci_init_cal_req(ah, &is_reusable);
 
-	txiqcal_done = ar9003_hw_tx_iq_cal_run(ah);
-	REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS);
-	udelay(5);
-	REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
+	if (!(IS_CHAN_HALF_RATE(chan) || IS_CHAN_QUARTER_RATE(chan))) {
+		txiqcal_done = ar9003_hw_tx_iq_cal_run(ah);
+		REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS);
+		udelay(5);
+		REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
+	}
 
 skip_tx_iqcal:
 	if (run_agc_cal || !(ah->ah_flags & AH_FASTCC)) {

drivers/net/wireless/ath/ath9k/ar9003_eeprom.c

@@ -4281,18 +4281,10 @@ static int ar9003_hw_tx_power_regwrite(struct ath_hw *ah, u8 * pPwrArray)
 #undef POW_SM
 }
 
-static void ar9003_hw_set_target_power_eeprom(struct ath_hw *ah, u16 freq,
-					      u8 *targetPowerValT2)
+static void ar9003_hw_get_legacy_target_powers(struct ath_hw *ah, u16 freq,
+					       u8 *targetPowerValT2,
+					       bool is2GHz)
 {
-	/* XXX: hard code for now, need to get from eeprom struct */
-	u8 ht40PowerIncForPdadc = 0;
-	bool is2GHz = false;
-	unsigned int i = 0;
-	struct ath_common *common = ath9k_hw_common(ah);
-
-	if (freq < 4000)
-		is2GHz = true;
-
 	targetPowerValT2[ALL_TARGET_LEGACY_6_24] =
 	    ar9003_hw_eeprom_get_tgt_pwr(ah, LEGACY_TARGET_RATE_6_24, freq,
 					 is2GHz);
@@ -4305,6 +4297,11 @@ static void ar9003_hw_set_target_power_eeprom(struct ath_hw *ah, u16 freq,
 	targetPowerValT2[ALL_TARGET_LEGACY_54] =
 	    ar9003_hw_eeprom_get_tgt_pwr(ah, LEGACY_TARGET_RATE_54, freq,
 					 is2GHz);
+}
+
+static void ar9003_hw_get_cck_target_powers(struct ath_hw *ah, u16 freq,
+					    u8 *targetPowerValT2)
+{
 	targetPowerValT2[ALL_TARGET_LEGACY_1L_5L] =
 	    ar9003_hw_eeprom_get_cck_tgt_pwr(ah, LEGACY_TARGET_RATE_1L_5L,
 					     freq);
@@ -4314,6 +4311,11 @@ static void ar9003_hw_set_target_power_eeprom(struct ath_hw *ah, u16 freq,
 	    ar9003_hw_eeprom_get_cck_tgt_pwr(ah, LEGACY_TARGET_RATE_11L, freq);
 	targetPowerValT2[ALL_TARGET_LEGACY_11S] =
 	    ar9003_hw_eeprom_get_cck_tgt_pwr(ah, LEGACY_TARGET_RATE_11S, freq);
+}
+
+static void ar9003_hw_get_ht20_target_powers(struct ath_hw *ah, u16 freq,
+					     u8 *targetPowerValT2, bool is2GHz)
+{
 	targetPowerValT2[ALL_TARGET_HT20_0_8_16] =
 	    ar9003_hw_eeprom_get_ht20_tgt_pwr(ah, HT_TARGET_RATE_0_8_16, freq,
 					      is2GHz);
@@ -4356,6 +4358,16 @@ static void ar9003_hw_set_target_power_eeprom(struct ath_hw *ah, u16 freq,
 	targetPowerValT2[ALL_TARGET_HT20_23] =
 	    ar9003_hw_eeprom_get_ht20_tgt_pwr(ah, HT_TARGET_RATE_23, freq,
 					      is2GHz);
+}
+
+static void ar9003_hw_get_ht40_target_powers(struct ath_hw *ah,
+						   u16 freq,
+						   u8 *targetPowerValT2,
+						   bool is2GHz)
+{
+	/* XXX: hard code for now, need to get from eeprom struct */
+	u8 ht40PowerIncForPdadc = 0;
+
 	targetPowerValT2[ALL_TARGET_HT40_0_8_16] =
 	    ar9003_hw_eeprom_get_ht40_tgt_pwr(ah, HT_TARGET_RATE_0_8_16, freq,
 					      is2GHz) + ht40PowerIncForPdadc;
@@ -4399,6 +4411,26 @@ static void ar9003_hw_set_target_power_eeprom(struct ath_hw *ah, u16 freq,
 	targetPowerValT2[ALL_TARGET_HT40_23] =
 	    ar9003_hw_eeprom_get_ht40_tgt_pwr(ah, HT_TARGET_RATE_23, freq,
 					      is2GHz) + ht40PowerIncForPdadc;
+}
+
+static void ar9003_hw_get_target_power_eeprom(struct ath_hw *ah,
+					      struct ath9k_channel *chan,
+					      u8 *targetPowerValT2)
+{
+	bool is2GHz = IS_CHAN_2GHZ(chan);
+	unsigned int i = 0;
+	struct ath_common *common = ath9k_hw_common(ah);
+	u16 freq = chan->channel;
+
+	if (is2GHz)
+		ar9003_hw_get_cck_target_powers(ah, freq, targetPowerValT2);
+
+	ar9003_hw_get_legacy_target_powers(ah, freq, targetPowerValT2, is2GHz);
+	ar9003_hw_get_ht20_target_powers(ah, freq, targetPowerValT2, is2GHz);
+
+	if (IS_CHAN_HT40(chan))
+		ar9003_hw_get_ht40_target_powers(ah, freq, targetPowerValT2,
+						 is2GHz);
 
 	for (i = 0; i < ar9300RateSize; i++) {
 		ath_dbg(common, EEPROM, "TPC[%02d] 0x%08x\n",
@@ -4778,9 +4810,6 @@ static void ar9003_hw_set_power_per_rate_table(struct ath_hw *ah,
 	scaledPower = ath9k_hw_get_scaled_power(ah, powerLimit,
 						antenna_reduction);
 
-	/*
-	 * Get target powers from EEPROM - our baseline for TX Power
-	 */
 	if (is2ghz) {
 		/* Setup for CTL modes */
 		/* CTL_11B, CTL_11G, CTL_2GHT20 */
@@ -4952,7 +4981,12 @@ static void ath9k_hw_ar9300_set_txpower(struct ath_hw *ah,
 	unsigned int i = 0, paprd_scale_factor = 0;
 	u8 pwr_idx, min_pwridx = 0;
 
-	ar9003_hw_set_target_power_eeprom(ah, chan->channel, targetPowerValT2);
+	memset(targetPowerValT2, 0 , sizeof(targetPowerValT2));
+
+	/*
+	 * Get target powers from EEPROM - our baseline for TX Power
+	 */
+	ar9003_hw_get_target_power_eeprom(ah, chan, targetPowerValT2);
 
 	if (ah->eep_ops->get_eeprom(ah, EEP_PAPRD)) {
 		if (IS_CHAN_2GHZ(chan))

drivers/net/wireless/ath/ath9k/ar9003_phy.c

@@ -526,22 +526,10 @@ static void ar9003_hw_init_bb(struct ath_hw *ah,
 	 * Value is in 100ns increments.
 	 */
 	synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
-	if (IS_CHAN_B(chan))
-		synthDelay = (4 * synthDelay) / 22;
-	else
-		synthDelay /= 10;
 
 	/* Activate the PHY (includes baseband activate + synthesizer on) */
 	REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
-
-	/*
-	 * There is an issue if the AP starts the calibration before
-	 * the base band timeout completes.  This could result in the
-	 * rx_clear false triggering.  As a workaround we add delay an
-	 * extra BASE_ACTIVATE_DELAY usecs to ensure this condition
-	 * does not happen.
-	 */
-	udelay(synthDelay + BASE_ACTIVATE_DELAY);
+	ath9k_hw_synth_delay(ah, chan, synthDelay);
 }
 
 static void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx)
@@ -723,6 +711,14 @@ static void ar9003_hw_set_rfmode(struct ath_hw *ah,
 
 	if (IS_CHAN_A_FAST_CLOCK(ah, chan))
 		rfMode |= (AR_PHY_MODE_DYNAMIC | AR_PHY_MODE_DYN_CCK_DISABLE);
+	if (IS_CHAN_QUARTER_RATE(chan))
+		rfMode |= AR_PHY_MODE_QUARTER;
+	if (IS_CHAN_HALF_RATE(chan))
+		rfMode |= AR_PHY_MODE_HALF;
+
+	if (rfMode & (AR_PHY_MODE_QUARTER | AR_PHY_MODE_HALF))
+		REG_RMW_FIELD(ah, AR_PHY_FRAME_CTL,
+			      AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW, 3);
 
 	REG_WRITE(ah, AR_PHY_MODE, rfMode);
 }
@@ -793,12 +789,8 @@ static bool ar9003_hw_rfbus_req(struct ath_hw *ah)
 static void ar9003_hw_rfbus_done(struct ath_hw *ah)
 {
 	u32 synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
-	if (IS_CHAN_B(ah->curchan))
-		synthDelay = (4 * synthDelay) / 22;
-	else
-		synthDelay /= 10;
 
-	udelay(synthDelay + BASE_ACTIVATE_DELAY);
+	ath9k_hw_synth_delay(ah, ah->curchan, synthDelay);
 
 	REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0);
 }

drivers/net/wireless/ath/ath9k/ar9003_phy.h

@@ -468,6 +468,9 @@
 #define AR_PHY_ADDAC_PARA_CTL    (AR_SM_BASE + 0x150)
 #define AR_PHY_XPA_CFG           (AR_SM_BASE + 0x158)
 
+#define AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW  3
+#define AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW_S    0
+
 #define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_IDX_A           0x0001FC00
 #define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_IDX_A_S         10
 #define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_A                       0x3FF

drivers/net/wireless/ath/ath9k/beacon.c

@@ -817,8 +817,10 @@ void ath9k_set_beaconing_status(struct ath_softc *sc, bool status)
 {
 	struct ath_hw *ah = sc->sc_ah;
 
-	if (!ath_has_valid_bslot(sc))
+	if (!ath_has_valid_bslot(sc)) {
+		sc->sc_flags &= ~SC_OP_BEACONS;
 		return;
+	}
 
 	ath9k_ps_wakeup(sc);
 	if (status) {

drivers/net/wireless/ath/ath9k/btcoex.c

@@ -108,9 +108,7 @@ void ath9k_hw_btcoex_init_scheme(struct ath_hw *ah)
 		return;
 	}
 
-	if (AR_SREV_9462(ah)) {
-		btcoex_hw->scheme = ATH_BTCOEX_CFG_MCI;
-	} else if (AR_SREV_9300_20_OR_LATER(ah)) {
+	if (AR_SREV_9300_20_OR_LATER(ah)) {
 		btcoex_hw->scheme = ATH_BTCOEX_CFG_3WIRE;
 		btcoex_hw->btactive_gpio = ATH_BTACTIVE_GPIO_9300;
 		btcoex_hw->wlanactive_gpio = ATH_WLANACTIVE_GPIO_9300;
@@ -284,11 +282,12 @@ void ath9k_hw_btcoex_enable(struct ath_hw *ah)
 		ath9k_hw_btcoex_enable_2wire(ah);
 		break;
 	case ATH_BTCOEX_CFG_3WIRE:
+		if (AR_SREV_9462(ah)) {
+			ath9k_hw_btcoex_enable_mci(ah);
+			return;
+		}
 		ath9k_hw_btcoex_enable_3wire(ah);
 		break;
-	case ATH_BTCOEX_CFG_MCI:
-		ath9k_hw_btcoex_enable_mci(ah);
-		return;
 	}
 
 	REG_RMW(ah, AR_GPIO_PDPU,
@@ -305,11 +304,12 @@ void ath9k_hw_btcoex_disable(struct ath_hw *ah)
 	int i;
 
 	btcoex_hw->enabled = false;
-	if (btcoex_hw->scheme == ATH_BTCOEX_CFG_MCI) {
+	if (AR_SREV_9462(ah)) {
 		ath9k_hw_btcoex_bt_stomp(ah, ATH_BTCOEX_STOMP_NONE);
 		for (i = 0; i < AR9300_NUM_BT_WEIGHTS; i++)
 			REG_WRITE(ah, AR_MCI_COEX_WL_WEIGHTS(i),
 				  btcoex_hw->wlan_weight[i]);
+		return;
 	}
 	ath9k_hw_set_gpio(ah, btcoex_hw->wlanactive_gpio, 0);
 

drivers/net/wireless/ath/ath9k/btcoex.h

@@ -51,7 +51,6 @@ enum ath_btcoex_scheme {
 	ATH_BTCOEX_CFG_NONE,
 	ATH_BTCOEX_CFG_2WIRE,
 	ATH_BTCOEX_CFG_3WIRE,
-	ATH_BTCOEX_CFG_MCI,
 };
 
 struct ath9k_hw_mci {

drivers/net/wireless/ath/ath9k/dfs.c

@@ -148,11 +148,13 @@ void ath9k_dfs_process_phyerr(struct ath_softc *sc, void *data,
 	struct ath_hw *ah = sc->sc_ah;
 	struct ath_common *common = ath9k_hw_common(ah);
 
+	DFS_STAT_INC(sc, pulses_total);
 	if ((rs->rs_phyerr != ATH9K_PHYERR_RADAR) &&
 	    (rs->rs_phyerr != ATH9K_PHYERR_FALSE_RADAR_EXT)) {
 		ath_dbg(common, DFS,
 			"Error: rs_phyer=0x%x not a radar error\n",
 			rs->rs_phyerr);
+		DFS_STAT_INC(sc, pulses_no_dfs);
 		return;
 	}
 
@@ -188,7 +190,9 @@ void ath9k_dfs_process_phyerr(struct ath_softc *sc, void *data,
 			"width=%d, rssi=%d, delta_ts=%llu\n",
 			pe.freq, pe.ts, pe.width, pe.rssi, pe.ts-last_ts);
 		last_ts = pe.ts;
+		DFS_STAT_INC(sc, pulses_processed);
 		if (pd != NULL && pd->add_pulse(pd, &pe)) {
+			DFS_STAT_INC(sc, radar_detected);
 			/*
 			 * TODO: forward radar event to DFS management layer
 			 */

drivers/net/wireless/ath/ath9k/dfs_debug.c

@@ -21,9 +21,15 @@
 #include "ath9k.h"
 #include "dfs_debug.h"
 
+
+struct ath_dfs_pool_stats global_dfs_pool_stats = { 0 };
+
 #define ATH9K_DFS_STAT(s, p) \
 	len += snprintf(buf + len, size - len, "%28s : %10u\n", s, \
 			sc->debug.stats.dfs_stats.p);
+#define ATH9K_DFS_POOL_STAT(s, p) \
+	len += snprintf(buf + len, size - len, "%28s : %10u\n", s, \
+			global_dfs_pool_stats.p);
 
 static ssize_t read_file_dfs(struct file *file, char __user *user_buf,
 			     size_t count, loff_t *ppos)
@@ -43,6 +49,9 @@ static ssize_t read_file_dfs(struct file *file, char __user *user_buf,
 			hw_ver->macVersion, hw_ver->macRev,
 			(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_DFS) ?
 					"enabled" : "disabled");
+	len += snprintf(buf + len, size - len, "Pulse detector statistics:\n");
+	ATH9K_DFS_STAT("pulse events reported   ", pulses_total);
+	ATH9K_DFS_STAT("invalid pulse events    ", pulses_no_dfs);
 	ATH9K_DFS_STAT("DFS pulses detected     ", pulses_detected);
 	ATH9K_DFS_STAT("Datalen discards        ", datalen_discards);
 	ATH9K_DFS_STAT("RSSI discards           ", rssi_discards);
@@ -50,6 +59,18 @@ static ssize_t read_file_dfs(struct file *file, char __user *user_buf,
 	ATH9K_DFS_STAT("Primary channel pulses  ", pri_phy_errors);
 	ATH9K_DFS_STAT("Secondary channel pulses", ext_phy_errors);
 	ATH9K_DFS_STAT("Dual channel pulses     ", dc_phy_errors);
+	len += snprintf(buf + len, size - len, "Radar detector statistics "
+			"(current DFS region: %d)\n", sc->dfs_detector->region);
+	ATH9K_DFS_STAT("Pulse events processed  ", pulses_processed);
+	ATH9K_DFS_STAT("Radars detected         ", radar_detected);
+	len += snprintf(buf + len, size - len, "Global Pool statistics:\n");
+	ATH9K_DFS_POOL_STAT("Pool references         ", pool_reference);
+	ATH9K_DFS_POOL_STAT("Pulses allocated        ", pulse_allocated);
+	ATH9K_DFS_POOL_STAT("Pulses alloc error      ", pulse_alloc_error);
+	ATH9K_DFS_POOL_STAT("Pulses in use           ", pulse_used);
+	ATH9K_DFS_POOL_STAT("Seqs. allocated         ", pseq_allocated);
+	ATH9K_DFS_POOL_STAT("Seqs. alloc error       ", pseq_alloc_error);
+	ATH9K_DFS_POOL_STAT("Seqs. in use            ", pseq_used);
 
 	if (len > size)
 		len = size;
@@ -60,8 +81,33 @@ static ssize_t read_file_dfs(struct file *file, char __user *user_buf,
 	return retval;
 }
 
+/* magic number to prevent accidental reset of DFS statistics */
+#define DFS_STATS_RESET_MAGIC	0x80000000
+static ssize_t write_file_dfs(struct file *file, const char __user *user_buf,
+			      size_t count, loff_t *ppos)
+{
+	struct ath_softc *sc = file->private_data;
+	unsigned long val;
+	char buf[32];
+	ssize_t len;
+
+	len = min(count, sizeof(buf) - 1);
+	if (copy_from_user(buf, user_buf, len))
+		return -EFAULT;
+
+	buf[len] = '\0';
+	if (strict_strtoul(buf, 0, &val))
+		return -EINVAL;
+
+	if (val == DFS_STATS_RESET_MAGIC)
+		memset(&sc->debug.stats.dfs_stats, 0,
+		       sizeof(sc->debug.stats.dfs_stats));
+	return count;
+}
+
 static const struct file_operations fops_dfs_stats = {
 	.read = read_file_dfs,
+	.write = write_file_dfs,
 	.open = simple_open,
 	.owner = THIS_MODULE,
 	.llseek = default_llseek,

drivers/net/wireless/ath/ath9k/dfs_debug.h

@@ -22,17 +22,23 @@
 #include "hw.h"
 
 /**
- * struct ath_dfs_stats - DFS Statistics
- *
- * @pulses_detected:  No. of pulses detected so far
- * @datalen_discards: No. of pulses discarded due to invalid datalen
- * @rssi_discards:    No. of pulses discarded due to invalid RSSI
- * @bwinfo_discards:  No. of pulses discarded due to invalid BW info
- * @pri_phy_errors:   No. of pulses reported for primary channel
- * @ext_phy_errors:   No. of pulses reported for extension channel
- * @dc_phy_errors:    No. of pulses reported for primary + extension channel
+ * struct ath_dfs_stats - DFS Statistics per wiphy
+ * @pulses_total:     pulses reported by HW
+ * @pulses_no_dfs:    pulses wrongly reported as DFS
+ * @pulses_detected:  pulses detected so far
+ * @datalen_discards: pulses discarded due to invalid datalen
+ * @rssi_discards:    pulses discarded due to invalid RSSI
+ * @bwinfo_discards:  pulses discarded due to invalid BW info
+ * @pri_phy_errors:   pulses reported for primary channel
+ * @ext_phy_errors:   pulses reported for extension channel
+ * @dc_phy_errors:    pulses reported for primary + extension channel
+ * @pulses_processed: pulses forwarded to detector
+ * @radar_detected:   radars detected
  */
 struct ath_dfs_stats {
+	/* pulse stats */
+	u32 pulses_total;
+	u32 pulses_no_dfs;
 	u32 pulses_detected;
 	u32 datalen_discards;
 	u32 rssi_discards;
@@ -40,18 +46,39 @@ struct ath_dfs_stats {
 	u32 pri_phy_errors;
 	u32 ext_phy_errors;
 	u32 dc_phy_errors;
+	/* pattern detection stats */
+	u32 pulses_processed;
+	u32 radar_detected;
 };
 
+/**
+ * struct ath_dfs_pool_stats - DFS Statistics for global pools
+ */
+struct ath_dfs_pool_stats {
+	u32 pool_reference;
+	u32 pulse_allocated;
+	u32 pulse_alloc_error;
+	u32 pulse_used;
+	u32 pseq_allocated;
+	u32 pseq_alloc_error;
+	u32 pseq_used;
+};
 #if defined(CONFIG_ATH9K_DFS_DEBUGFS)
 
 #define DFS_STAT_INC(sc, c) (sc->debug.stats.dfs_stats.c++)
 void ath9k_dfs_init_debug(struct ath_softc *sc);
 
+#define DFS_POOL_STAT_INC(c) (global_dfs_pool_stats.c++)
+#define DFS_POOL_STAT_DEC(c) (global_dfs_pool_stats.c--)
+extern struct ath_dfs_pool_stats global_dfs_pool_stats;
+
 #else
 
 #define DFS_STAT_INC(sc, c) do { } while (0)
 static inline void ath9k_dfs_init_debug(struct ath_softc *sc) { }
 
+#define DFS_POOL_STAT_INC(c) do { } while (0)
+#define DFS_POOL_STAT_DEC(c) do { } while (0)
 #endif /* CONFIG_ATH9K_DFS_DEBUGFS */
 
 #endif /* ATH9K_DFS_DEBUG_H */

drivers/net/wireless/ath/ath9k/dfs_pri_detector.c

@@ -15,9 +15,12 @@
  */
 
 #include <linux/slab.h>
+#include <linux/spinlock.h>
 
+#include "ath9k.h"
 #include "dfs_pattern_detector.h"
 #include "dfs_pri_detector.h"
+#include "dfs_debug.h"
 
 /**
  * struct pri_sequence - sequence of pulses matching one PRI
@@ -94,6 +97,81 @@ static u32 pde_get_multiple(u32 val, u32 fraction, u32 tolerance)
 static u32 singleton_pool_references;
 static LIST_HEAD(pulse_pool);
 static LIST_HEAD(pseq_pool);
+static DEFINE_SPINLOCK(pool_lock);
+
+static void pool_register_ref(void)
+{
+	spin_lock_bh(&pool_lock);
+	singleton_pool_references++;
+	DFS_POOL_STAT_INC(pool_reference);
+	spin_unlock_bh(&pool_lock);
+}
+
+static void pool_deregister_ref(void)
+{
+	spin_lock_bh(&pool_lock);
+	singleton_pool_references--;
+	DFS_POOL_STAT_DEC(pool_reference);
+	if (singleton_pool_references == 0) {
+		/* free singleton pools with no references left */
+		struct pri_sequence *ps, *ps0;
+		struct pulse_elem *p, *p0;
+
+		list_for_each_entry_safe(p, p0, &pulse_pool, head) {
+			list_del(&p->head);
+			DFS_POOL_STAT_DEC(pulse_allocated);
+			kfree(p);
+		}
+		list_for_each_entry_safe(ps, ps0, &pseq_pool, head) {
+			list_del(&ps->head);
+			DFS_POOL_STAT_DEC(pseq_allocated);
+			kfree(ps);
+		}
+	}
+	spin_unlock_bh(&pool_lock);
+}
+
+static void pool_put_pulse_elem(struct pulse_elem *pe)
+{
+	spin_lock_bh(&pool_lock);
+	list_add(&pe->head, &pulse_pool);
+	DFS_POOL_STAT_DEC(pulse_used);
+	spin_unlock_bh(&pool_lock);
+}
+
+static void pool_put_pseq_elem(struct pri_sequence *pse)
+{
+	spin_lock_bh(&pool_lock);
+	list_add(&pse->head, &pseq_pool);
+	DFS_POOL_STAT_DEC(pseq_used);
+	spin_unlock_bh(&pool_lock);
+}
+
+static struct pri_sequence *pool_get_pseq_elem(void)
+{
+	struct pri_sequence *pse = NULL;
+	spin_lock_bh(&pool_lock);
+	if (!list_empty(&pseq_pool)) {
+		pse = list_first_entry(&pseq_pool, struct pri_sequence, head);
+		list_del(&pse->head);
+		DFS_POOL_STAT_INC(pseq_used);
+	}
+	spin_unlock_bh(&pool_lock);
+	return pse;
+}
+
+static struct pulse_elem *pool_get_pulse_elem(void)
+{
+	struct pulse_elem *pe = NULL;
+	spin_lock_bh(&pool_lock);
+	if (!list_empty(&pulse_pool)) {
+		pe = list_first_entry(&pulse_pool, struct pulse_elem, head);
+		list_del(&pe->head);
+		DFS_POOL_STAT_INC(pulse_used);
+	}
+	spin_unlock_bh(&pool_lock);
+	return pe;
+}
 
 static struct pulse_elem *pulse_queue_get_tail(struct pri_detector *pde)
 {
@@ -110,7 +188,7 @@ static bool pulse_queue_dequeue(struct pri_detector *pde)
 		list_del_init(&p->head);
 		pde->count--;
 		/* give it back to pool */
-		list_add(&p->head, &pulse_pool);
+		pool_put_pulse_elem(p);
 	}
 	return (pde->count > 0);
 }
@@ -138,16 +216,15 @@ static void pulse_queue_check_window(struct pri_detector *pde)
 
 static bool pulse_queue_enqueue(struct pri_detector *pde, u64 ts)
 {
-	struct pulse_elem *p;
-	if (!list_empty(&pulse_pool)) {
-		p = list_first_entry(&pulse_pool, struct pulse_elem, head);
-		list_del(&p->head);
-	} else {
+	struct pulse_elem *p = pool_get_pulse_elem();
+	if (p == NULL) {
 		p = kmalloc(sizeof(*p), GFP_KERNEL);
 		if (p == NULL) {
-			pr_err("failed to allocate pulse_elem\n");
+			DFS_POOL_STAT_INC(pulse_alloc_error);
 			return false;
 		}
+		DFS_POOL_STAT_INC(pulse_allocated);
+		DFS_POOL_STAT_INC(pulse_used);
 	}
 	INIT_LIST_HEAD(&p->head);
 	p->ts = ts;
@@ -220,15 +297,15 @@ static bool pseq_handler_create_sequences(struct pri_detector *pde,
 
 		/* this is a valid one, add it */
 		ps.deadline_ts = ps.first_ts + ps.dur;
-
-		if (!list_empty(&pseq_pool)) {
-			new_ps = list_first_entry(&pseq_pool,
-						  struct pri_sequence, head);
-			list_del(&new_ps->head);
-		} else {
+		new_ps = pool_get_pseq_elem();
+		if (new_ps == NULL) {
 			new_ps = kmalloc(sizeof(*new_ps), GFP_KERNEL);
-			if (new_ps == NULL)
+			if (new_ps == NULL) {
+				DFS_POOL_STAT_INC(pseq_alloc_error);
 				return false;
+			}
+			DFS_POOL_STAT_INC(pseq_allocated);
+			DFS_POOL_STAT_INC(pseq_used);
 		}
 		memcpy(new_ps, &ps, sizeof(ps));
 		INIT_LIST_HEAD(&new_ps->head);
@@ -250,7 +327,7 @@ pseq_handler_add_to_existing_seqs(struct pri_detector *pde, u64 ts)
 		/* first ensure that sequence is within window */
 		if (ts > ps->deadline_ts) {
 			list_del_init(&ps->head);
-			list_add(&ps->head, &pseq_pool);
+			pool_put_pseq_elem(ps);
 			continue;
 		}
 
@@ -299,11 +376,11 @@ static void pri_detector_reset(struct pri_detector *pde, u64 ts)
 	struct pulse_elem *p, *p0;
 	list_for_each_entry_safe(ps, ps0, &pde->sequences, head) {
 		list_del_init(&ps->head);
-		list_add(&ps->head, &pseq_pool);
+		pool_put_pseq_elem(ps);
 	}
 	list_for_each_entry_safe(p, p0, &pde->pulses, head) {
 		list_del_init(&p->head);
-		list_add(&p->head, &pulse_pool);
+		pool_put_pulse_elem(p);
 	}
 	pde->count = 0;
 	pde->last_ts = ts;
@@ -312,22 +389,7 @@ static void pri_detector_reset(struct pri_detector *pde, u64 ts)
 static void pri_detector_exit(struct pri_detector *de)
 {
 	pri_detector_reset(de, 0);
-
-	singleton_pool_references--;
-	if (singleton_pool_references == 0) {
-		/* free singleton pools with no references left */
-		struct pri_sequence *ps, *ps0;
-		struct pulse_elem *p, *p0;
-
-		list_for_each_entry_safe(p, p0, &pulse_pool, head) {
-			list_del(&p->head);
-			kfree(p);
-		}
-		list_for_each_entry_safe(ps, ps0, &pseq_pool, head) {
-			list_del(&ps->head);
-			kfree(ps);
-		}
-	}
+	pool_deregister_ref();
 	kfree(de);
 }
 
@@ -385,6 +447,6 @@ pri_detector_init(const struct radar_detector_specs *rs)
 	de->max_count = rs->ppb * 2;
 	de->rs = rs;
 
-	singleton_pool_references++;
+	pool_register_ref();
 	return de;
 }

drivers/net/wireless/ath/ath9k/gpio.c

@@ -365,7 +365,7 @@ void ath9k_stop_btcoex(struct ath_softc *sc)
 		ath9k_hw_btcoex_disable(ah);
 		if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_3WIRE)
 			ath9k_btcoex_timer_pause(sc);
-		if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_MCI)
+		if (AR_SREV_9462(ah))
 			ath_mci_flush_profile(&sc->btcoex.mci);
 	}
 }
@@ -376,7 +376,7 @@ void ath9k_deinit_btcoex(struct ath_softc *sc)
 	    ath9k_hw_get_btcoex_scheme(sc->sc_ah) == ATH_BTCOEX_CFG_3WIRE)
 		ath_gen_timer_free(sc->sc_ah, sc->btcoex.no_stomp_timer);
 
-	if (ath9k_hw_get_btcoex_scheme(sc->sc_ah) == ATH_BTCOEX_CFG_MCI)
+	if (AR_SREV_9462(sc->sc_ah))
 		ath_mci_cleanup(sc);
 }
 
@@ -402,17 +402,16 @@ int ath9k_init_btcoex(struct ath_softc *sc)
 		txq = sc->tx.txq_map[WME_AC_BE];
 		ath9k_hw_init_btcoex_hw(sc->sc_ah, txq->axq_qnum);
 		sc->btcoex.bt_stomp_type = ATH_BTCOEX_STOMP_LOW;
-		break;
-	case ATH_BTCOEX_CFG_MCI:
-		sc->btcoex.bt_stomp_type = ATH_BTCOEX_STOMP_LOW;
-		sc->btcoex.duty_cycle = ATH_BTCOEX_DEF_DUTY_CYCLE;
-		INIT_LIST_HEAD(&sc->btcoex.mci.info);
+		if (AR_SREV_9462(ah)) {
+			sc->btcoex.duty_cycle = ATH_BTCOEX_DEF_DUTY_CYCLE;
+			INIT_LIST_HEAD(&sc->btcoex.mci.info);
 
-		r = ath_mci_setup(sc);
-		if (r)
-			return r;
+			r = ath_mci_setup(sc);
+			if (r)
+				return r;
 
-		ath9k_hw_btcoex_init_mci(ah);
+			ath9k_hw_btcoex_init_mci(ah);
+		}
 
 		break;
 	default:

drivers/net/wireless/ath/ath9k/hw.c

@@ -191,6 +191,22 @@ bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout)
 }
 EXPORT_SYMBOL(ath9k_hw_wait);
 
+void ath9k_hw_synth_delay(struct ath_hw *ah, struct ath9k_channel *chan,
+			  int hw_delay)
+{
+	if (IS_CHAN_B(chan))
+		hw_delay = (4 * hw_delay) / 22;
+	else
+		hw_delay /= 10;
+
+	if (IS_CHAN_HALF_RATE(chan))
+		hw_delay *= 2;
+	else if (IS_CHAN_QUARTER_RATE(chan))
+		hw_delay *= 4;
+
+	udelay(hw_delay + BASE_ACTIVATE_DELAY);
+}
+
 void ath9k_hw_write_array(struct ath_hw *ah, struct ar5416IniArray *array,
 			  int column, unsigned int *writecnt)
 {
@@ -1020,7 +1036,7 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah)
 	struct ath_common *common = ath9k_hw_common(ah);
 	struct ieee80211_conf *conf = &common->hw->conf;
 	const struct ath9k_channel *chan = ah->curchan;
-	int acktimeout, ctstimeout;
+	int acktimeout, ctstimeout, ack_offset = 0;
 	int slottime;
 	int sifstime;
 	int rx_lat = 0, tx_lat = 0, eifs = 0;
@@ -1041,6 +1057,11 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah)
 		rx_lat = 37;
 	tx_lat = 54;
 
+	if (IS_CHAN_5GHZ(chan))
+		sifstime = 16;
+	else
+		sifstime = 10;
+
 	if (IS_CHAN_HALF_RATE(chan)) {
 		eifs = 175;
 		rx_lat *= 2;
@@ -1048,8 +1069,9 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah)
 		if (IS_CHAN_A_FAST_CLOCK(ah, chan))
 		    tx_lat += 11;
 
+		sifstime *= 2;
+		ack_offset = 16;
 		slottime = 13;
-		sifstime = 32;
 	} else if (IS_CHAN_QUARTER_RATE(chan)) {
 		eifs = 340;
 		rx_lat = (rx_lat * 4) - 1;
@@ -1057,8 +1079,9 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah)
 		if (IS_CHAN_A_FAST_CLOCK(ah, chan))
 		    tx_lat += 22;
 
+		sifstime *= 4;
+		ack_offset = 32;
 		slottime = 21;
-		sifstime = 64;
 	} else {
 		if (AR_SREV_9287(ah) && AR_SREV_9287_13_OR_LATER(ah)) {
 			eifs = AR_D_GBL_IFS_EIFS_ASYNC_FIFO;
@@ -1072,14 +1095,10 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah)
 		tx_lat = MS(reg, AR_USEC_TX_LAT);
 
 		slottime = ah->slottime;
-		if (IS_CHAN_5GHZ(chan))
-			sifstime = 16;
-		else
-			sifstime = 10;
 	}
 
 	/* As defined by IEEE 802.11-2007 17.3.8.6 */
-	acktimeout = slottime + sifstime + 3 * ah->coverage_class;
+	acktimeout = slottime + sifstime + 3 * ah->coverage_class + ack_offset;
 	ctstimeout = acktimeout;
 
 	/*
@@ -1089,7 +1108,8 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah)
 	 * BA frames in some implementations, but it has been found to fix ACK
 	 * timeout issues in other cases as well.
 	 */
-	if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ) {
+	if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ &&
+	    !IS_CHAN_HALF_RATE(chan) && !IS_CHAN_QUARTER_RATE(chan)) {
 		acktimeout += 64 - sifstime - ah->slottime;
 		ctstimeout += 48 - sifstime - ah->slottime;
 	}
@@ -1667,6 +1687,10 @@ static int ath9k_hw_do_fastcc(struct ath_hw *ah, struct ath9k_channel *chan)
 	if (chan->channel == ah->curchan->channel)
 		goto fail;
 
+	if ((ah->curchan->channelFlags | chan->channelFlags) &
+	    (CHANNEL_HALF | CHANNEL_QUARTER))
+		goto fail;
+
 	if ((chan->channelFlags & CHANNEL_ALL) !=
 	    (ah->curchan->channelFlags & CHANNEL_ALL))
 		goto fail;

drivers/net/wireless/ath/ath9k/hw.h

@@ -923,6 +923,8 @@ void ath9k_hw_set_gpio(struct ath_hw *ah, u32 gpio, u32 val);
 void ath9k_hw_setantenna(struct ath_hw *ah, u32 antenna);
 
 /* General Operation */
+void ath9k_hw_synth_delay(struct ath_hw *ah, struct ath9k_channel *chan,
+			  int hw_delay);
 bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout);
 void ath9k_hw_write_array(struct ath_hw *ah, struct ar5416IniArray *array,
 			  int column, unsigned int *writecnt);
@@ -959,7 +961,8 @@ bool ath9k_hw_setpower(struct ath_hw *ah, enum ath9k_power_mode mode);
 #ifdef CONFIG_ATH9K_DEBUGFS
 void ath9k_debug_sync_cause(struct ath_common *common, u32 sync_cause);
 #else
-static void ath9k_debug_sync_cause(struct ath_common *common, u32 sync_cause) {}
+static inline void ath9k_debug_sync_cause(struct ath_common *common,
+					  u32 sync_cause) {}
 #endif
 
 /* Generic hw timer primitives */

drivers/net/wireless/ath/ath9k/init.c

@@ -646,6 +646,24 @@ void ath9k_reload_chainmask_settings(struct ath_softc *sc)
 		setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_5GHZ].ht_cap);
 }
 
+static const struct ieee80211_iface_limit if_limits[] = {
+	{ .max = 2048,	.types = BIT(NL80211_IFTYPE_STATION) |
+				 BIT(NL80211_IFTYPE_P2P_CLIENT) |
+				 BIT(NL80211_IFTYPE_WDS) },
+	{ .max = 8,	.types =
+#ifdef CONFIG_MAC80211_MESH
+				 BIT(NL80211_IFTYPE_MESH_POINT) |
+#endif
+				 BIT(NL80211_IFTYPE_AP) |
+				 BIT(NL80211_IFTYPE_P2P_GO) },
+};
+
+static const struct ieee80211_iface_combination if_comb = {
+	.limits = if_limits,
+	.n_limits = ARRAY_SIZE(if_limits),
+	.max_interfaces = 2048,
+	.num_different_channels = 1,
+};
 
 void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
 {
@@ -675,6 +693,9 @@ void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
 		BIT(NL80211_IFTYPE_ADHOC) |
 		BIT(NL80211_IFTYPE_MESH_POINT);
 
+	hw->wiphy->iface_combinations = &if_comb;
+	hw->wiphy->n_iface_combinations = 1;
+
 	if (AR_SREV_5416(sc->sc_ah))
 		hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
 

drivers/net/wireless/ath/ath9k/mac.c

@@ -133,8 +133,16 @@ EXPORT_SYMBOL(ath9k_hw_updatetxtriglevel);
 
 void ath9k_hw_abort_tx_dma(struct ath_hw *ah)
 {
+	int maxdelay = 1000;
 	int i, q;
 
+	if (ah->curchan) {
+		if (IS_CHAN_HALF_RATE(ah->curchan))
+			maxdelay *= 2;
+		else if (IS_CHAN_QUARTER_RATE(ah->curchan))
+			maxdelay *= 4;
+	}
+
 	REG_WRITE(ah, AR_Q_TXD, AR_Q_TXD_M);
 
 	REG_SET_BIT(ah, AR_PCU_MISC, AR_PCU_FORCE_QUIET_COLL | AR_PCU_CLEAR_VMF);
@@ -142,7 +150,7 @@ void ath9k_hw_abort_tx_dma(struct ath_hw *ah)
 	REG_SET_BIT(ah, AR_D_GBL_IFS_MISC, AR_D_GBL_IFS_MISC_IGNORE_BACKOFF);
 
 	for (q = 0; q < AR_NUM_QCU; q++) {
-		for (i = 0; i < 1000; i++) {
+		for (i = 0; i < maxdelay; i++) {
 			if (i)
 				udelay(5);
 

drivers/net/wireless/ath/ath9k/main.c

@@ -113,21 +113,25 @@ void ath9k_ps_restore(struct ath_softc *sc)
 	struct ath_common *common = ath9k_hw_common(sc->sc_ah);
 	enum ath9k_power_mode mode;
 	unsigned long flags;
+	bool reset;
 
 	spin_lock_irqsave(&sc->sc_pm_lock, flags);
 	if (--sc->ps_usecount != 0)
 		goto unlock;
 
-	if (sc->ps_idle && (sc->ps_flags & PS_WAIT_FOR_TX_ACK))
+	if (sc->ps_idle) {
+		ath9k_hw_setrxabort(sc->sc_ah, 1);
+		ath9k_hw_stopdmarecv(sc->sc_ah, &reset);
 		mode = ATH9K_PM_FULL_SLEEP;
-	else if (sc->ps_enabled &&
-		 !(sc->ps_flags & (PS_WAIT_FOR_BEACON |
-			      PS_WAIT_FOR_CAB |
-			      PS_WAIT_FOR_PSPOLL_DATA |
-			      PS_WAIT_FOR_TX_ACK)))
+	} else if (sc->ps_enabled &&
+		   !(sc->ps_flags & (PS_WAIT_FOR_BEACON |
+				     PS_WAIT_FOR_CAB |
+				     PS_WAIT_FOR_PSPOLL_DATA |
+				     PS_WAIT_FOR_TX_ACK))) {
 		mode = ATH9K_PM_NETWORK_SLEEP;
-	else
+	} else {
 		goto unlock;
+	}
 
 	spin_lock(&common->cc_lock);
 	ath_hw_cycle_counters_update(common);
@@ -1100,14 +1104,7 @@ static void ath9k_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
 		}
 	}
 
-	/*
-	 * Cannot tx while the hardware is in full sleep, it first needs a full
-	 * chip reset to recover from that
-	 */
-	if (unlikely(sc->sc_ah->power_mode == ATH9K_PM_FULL_SLEEP))
-		goto exit;
-
-	if (unlikely(sc->sc_ah->power_mode != ATH9K_PM_AWAKE)) {
+	if (unlikely(sc->sc_ah->power_mode == ATH9K_PM_NETWORK_SLEEP)) {
 		/*
 		 * We are using PS-Poll and mac80211 can request TX while in
 		 * power save mode. Need to wake up hardware for the TX to be
@@ -1126,12 +1123,21 @@ static void ath9k_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
 		}
 		/*
 		 * The actual restore operation will happen only after
-		 * the sc_flags bit is cleared. We are just dropping
+		 * the ps_flags bit is cleared. We are just dropping
 		 * the ps_usecount here.
 		 */
 		ath9k_ps_restore(sc);
 	}
 
+	/*
+	 * Cannot tx while the hardware is in full sleep, it first needs a full
+	 * chip reset to recover from that
+	 */
+	if (unlikely(sc->sc_ah->power_mode == ATH9K_PM_FULL_SLEEP)) {
+		ath_err(common, "TX while HW is in FULL_SLEEP mode\n");
+		goto exit;
+	}
+
 	memset(&txctl, 0, sizeof(struct ath_tx_control));
 	txctl.txq = sc->tx.txq_map[skb_get_queue_mapping(skb)];
 
@@ -1245,7 +1251,6 @@ static void ath9k_reclaim_beacon(struct ath_softc *sc,
 	ath9k_set_beaconing_status(sc, false);
 	ath_beacon_return(sc, avp);
 	ath9k_set_beaconing_status(sc, true);
-	sc->sc_flags &= ~SC_OP_BEACONS;
 }
 
 static void ath9k_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif)
@@ -1376,17 +1381,9 @@ static void ath9k_do_vif_add_setup(struct ieee80211_hw *hw,
 	ath9k_calculate_summary_state(hw, vif);
 
 	if (ath9k_uses_beacons(vif->type)) {
-		int error;
-		/* This may fail because upper levels do not have beacons
-		 * properly configured yet.  That's OK, we assume it
-		 * will be properly configured and then we will be notified
-		 * in the info_changed method and set up beacons properly
-		 * there.
-		 */
+		/* Reserve a beacon slot for the vif */
 		ath9k_set_beaconing_status(sc, false);
-		error = ath_beacon_alloc(sc, vif);
-		if (!error)
-			ath_beacon_config(sc, vif);
+		ath_beacon_alloc(sc, vif);
 		ath9k_set_beaconing_status(sc, true);
 	}
 }
@@ -1537,6 +1534,7 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw,
 static void ath9k_enable_ps(struct ath_softc *sc)
 {
 	struct ath_hw *ah = sc->sc_ah;
+	struct ath_common *common = ath9k_hw_common(ah);
 
 	sc->ps_enabled = true;
 	if (!(ah->caps.hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) {
@@ -1546,11 +1544,13 @@ static void ath9k_enable_ps(struct ath_softc *sc)
 		}
 		ath9k_hw_setrxabort(ah, 1);
 	}
+	ath_dbg(common, PS, "PowerSave enabled\n");
 }
 
 static void ath9k_disable_ps(struct ath_softc *sc)
 {
 	struct ath_hw *ah = sc->sc_ah;
+	struct ath_common *common = ath9k_hw_common(ah);
 
 	sc->ps_enabled = false;
 	ath9k_hw_setpower(ah, ATH9K_PM_AWAKE);
@@ -1565,7 +1565,7 @@ static void ath9k_disable_ps(struct ath_softc *sc)
 			ath9k_hw_set_interrupts(ah);
 		}
 	}
-
+	ath_dbg(common, PS, "PowerSave disabled\n");
 }
 
 static int ath9k_config(struct ieee80211_hw *hw, u32 changed)
@@ -1993,7 +1993,6 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw,
 	struct ath_common *common = ath9k_hw_common(ah);
 	struct ath_vif *avp = (void *)vif->drv_priv;
 	int slottime;
-	int error;
 
 	ath9k_ps_wakeup(sc);
 	mutex_lock(&sc->mutex);
@@ -2026,13 +2025,25 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw,
 		}
 	}
 
-	/* Enable transmission of beacons (AP, IBSS, MESH) */
-	if ((changed & BSS_CHANGED_BEACON) ||
-	    ((changed & BSS_CHANGED_BEACON_ENABLED) && bss_conf->enable_beacon)) {
+	/*
+	 * In case of AP mode, the HW TSF has to be reset
+	 * when the beacon interval changes.
+	 */
+	if ((changed & BSS_CHANGED_BEACON_INT) &&
+	    (vif->type == NL80211_IFTYPE_AP))
+		sc->sc_flags |= SC_OP_TSF_RESET;
+
+	/* Configure beaconing (AP, IBSS, MESH) */
+	if (ath9k_uses_beacons(vif->type) &&
+	    ((changed & BSS_CHANGED_BEACON) ||
+	     (changed & BSS_CHANGED_BEACON_ENABLED) ||
+	     (changed & BSS_CHANGED_BEACON_INT))) {
 		ath9k_set_beaconing_status(sc, false);
-		error = ath_beacon_alloc(sc, vif);
-		if (!error)
-			ath_beacon_config(sc, vif);
+		if (bss_conf->enable_beacon)
+			ath_beacon_alloc(sc, vif);
+		else
+			avp->is_bslot_active = false;
+		ath_beacon_config(sc, vif);
 		ath9k_set_beaconing_status(sc, true);
 	}
 
@@ -2055,30 +2066,6 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw,
 		}
 	}
 
-	/* Disable transmission of beacons */
-	if ((changed & BSS_CHANGED_BEACON_ENABLED) &&
-	    !bss_conf->enable_beacon) {
-		ath9k_set_beaconing_status(sc, false);
-		avp->is_bslot_active = false;
-		ath9k_set_beaconing_status(sc, true);
-	}
-
-	if (changed & BSS_CHANGED_BEACON_INT) {
-		/*
-		 * In case of AP mode, the HW TSF has to be reset
-		 * when the beacon interval changes.
-		 */
-		if (vif->type == NL80211_IFTYPE_AP) {
-			sc->sc_flags |= SC_OP_TSF_RESET;
-			ath9k_set_beaconing_status(sc, false);
-			error = ath_beacon_alloc(sc, vif);
-			if (!error)
-				ath_beacon_config(sc, vif);
-			ath9k_set_beaconing_status(sc, true);
-		} else
-			ath_beacon_config(sc, vif);
-	}
-
 	mutex_unlock(&sc->mutex);
 	ath9k_ps_restore(sc);
 }

drivers/net/wireless/ath/ath9k/recv.c

@@ -812,6 +812,7 @@ static bool ath9k_rx_accept(struct ath_common *common,
 	is_valid_tkip = rx_stats->rs_keyix != ATH9K_RXKEYIX_INVALID &&
 		test_bit(rx_stats->rs_keyix, common->tkip_keymap);
 	strip_mic = is_valid_tkip && ieee80211_is_data(fc) &&
+		ieee80211_has_protected(fc) &&
 		!(rx_stats->rs_status &
 		(ATH9K_RXERR_DECRYPT | ATH9K_RXERR_CRC | ATH9K_RXERR_MIC |
 		 ATH9K_RXERR_KEYMISS));
@@ -907,7 +908,7 @@ static int ath9k_process_rate(struct ath_common *common,
 	struct ieee80211_supported_band *sband;
 	enum ieee80211_band band;
 	unsigned int i = 0;
-	struct ath_softc *sc = (struct ath_softc *) common->priv;
+	struct ath_softc __maybe_unused *sc = common->priv;
 
 	band = hw->conf.channel->band;
 	sband = hw->wiphy->bands[band];

drivers/net/wireless/iwlwifi/Makefile

@@ -5,7 +5,7 @@ iwlwifi-objs		+= iwl-ucode.o iwl-agn-tx.o iwl-debug.o
 iwlwifi-objs		+= iwl-agn-lib.o iwl-agn-calib.o iwl-io.o
 iwlwifi-objs		+= iwl-agn-tt.o iwl-agn-sta.o iwl-agn-rx.o
 
-iwlwifi-objs		+= iwl-core.o iwl-eeprom.o iwl-power.o
+iwlwifi-objs		+= iwl-eeprom.o iwl-power.o
 iwlwifi-objs		+= iwl-scan.o iwl-led.o
 iwlwifi-objs		+= iwl-agn-rxon.o iwl-agn-devices.o
 iwlwifi-objs		+= iwl-5000.o

drivers/net/wireless/iwlwifi/iwl-1000.c

@@ -28,7 +28,8 @@
 #include <linux/stringify.h>
 #include "iwl-config.h"
 #include "iwl-cfg.h"
-#include "iwl-dev.h" /* still needed */
+#include "iwl-csr.h"
+#include "iwl-agn-hw.h"
 
 /* Highest firmware API version supported */
 #define IWL1000_UCODE_API_MAX 6
@@ -42,6 +43,10 @@
 #define IWL1000_UCODE_API_MIN 1
 #define IWL100_UCODE_API_MIN 5
 
+/* EEPROM version */
+#define EEPROM_1000_TX_POWER_VERSION	(4)
+#define EEPROM_1000_EEPROM_VERSION	(0x15C)
+
 #define IWL1000_FW_PRE "iwlwifi-1000-"
 #define IWL1000_MODULE_FIRMWARE(api) IWL1000_FW_PRE __stringify(api) ".ucode"
 
@@ -66,7 +71,6 @@ static const struct iwl_base_params iwl1000_base_params = {
 static const struct iwl_ht_params iwl1000_ht_params = {
 	.ht_greenfield_support = true,
 	.use_rts_for_aggregation = true, /* use rts/cts protection */
-	.smps_mode = IEEE80211_SMPS_DYNAMIC,
 };
 
 #define IWL_DEVICE_1000						\

drivers/net/wireless/iwlwifi/iwl-2000.c

@@ -28,7 +28,8 @@
 #include <linux/stringify.h>
 #include "iwl-config.h"
 #include "iwl-cfg.h"
-#include "iwl-dev.h" /* still needed */
+#include "iwl-agn-hw.h"
+#include "iwl-commands.h" /* needed for BT for now */
 
 /* Highest firmware API version supported */
 #define IWL2030_UCODE_API_MAX 6
@@ -48,6 +49,11 @@
 #define IWL105_UCODE_API_MIN 5
 #define IWL135_UCODE_API_MIN 5
 
+/* EEPROM version */
+#define EEPROM_2000_TX_POWER_VERSION	(6)
+#define EEPROM_2000_EEPROM_VERSION	(0x805)
+
+
 #define IWL2030_FW_PRE "iwlwifi-2030-"
 #define IWL2030_MODULE_FIRMWARE(api) IWL2030_FW_PRE __stringify(api) ".ucode"
 

drivers/net/wireless/iwlwifi/iwl-5000.c

@@ -28,7 +28,8 @@
 #include <linux/stringify.h>
 #include "iwl-config.h"
 #include "iwl-cfg.h"
-#include "iwl-dev.h" /* still needed */
+#include "iwl-agn-hw.h"
+#include "iwl-csr.h"
 
 /* Highest firmware API version supported */
 #define IWL5000_UCODE_API_MAX 5
@@ -38,6 +39,12 @@
 #define IWL5000_UCODE_API_MIN 1
 #define IWL5150_UCODE_API_MIN 1
 
+/* EEPROM versions */
+#define EEPROM_5000_TX_POWER_VERSION	(4)
+#define EEPROM_5000_EEPROM_VERSION	(0x11A)
+#define EEPROM_5050_TX_POWER_VERSION	(4)
+#define EEPROM_5050_EEPROM_VERSION	(0x21E)
+
 #define IWL5000_FW_PRE "iwlwifi-5000-"
 #define IWL5000_MODULE_FIRMWARE(api) IWL5000_FW_PRE __stringify(api) ".ucode"
 

drivers/net/wireless/iwlwifi/iwl-6000.c

@@ -28,7 +28,8 @@
 #include <linux/stringify.h>
 #include "iwl-config.h"
 #include "iwl-cfg.h"
-#include "iwl-dev.h" /* still needed */
+#include "iwl-agn-hw.h"
+#include "iwl-commands.h" /* needed for BT for now */
 
 /* Highest firmware API version supported */
 #define IWL6000_UCODE_API_MAX 6
@@ -44,6 +45,20 @@
 #define IWL6050_UCODE_API_MIN 4
 #define IWL6000G2_UCODE_API_MIN 4
 
+/* EEPROM versions */
+#define EEPROM_6000_TX_POWER_VERSION	(4)
+#define EEPROM_6000_EEPROM_VERSION	(0x423)
+#define EEPROM_6050_TX_POWER_VERSION	(4)
+#define EEPROM_6050_EEPROM_VERSION	(0x532)
+#define EEPROM_6150_TX_POWER_VERSION	(6)
+#define EEPROM_6150_EEPROM_VERSION	(0x553)
+#define EEPROM_6005_TX_POWER_VERSION	(6)
+#define EEPROM_6005_EEPROM_VERSION	(0x709)
+#define EEPROM_6030_TX_POWER_VERSION	(6)
+#define EEPROM_6030_EEPROM_VERSION	(0x709)
+#define EEPROM_6035_TX_POWER_VERSION	(6)
+#define EEPROM_6035_EEPROM_VERSION	(0x753)
+
 #define IWL6000_FW_PRE "iwlwifi-6000-"
 #define IWL6000_MODULE_FIRMWARE(api) IWL6000_FW_PRE __stringify(api) ".ucode"
 

drivers/net/wireless/iwlwifi/iwl-agn-calib.c

@@ -64,7 +64,6 @@
 #include <net/mac80211.h>
 
 #include "iwl-dev.h"
-#include "iwl-core.h"
 #include "iwl-agn-calib.h"
 #include "iwl-trans.h"
 #include "iwl-agn.h"
@@ -521,7 +520,7 @@ static int iwl_enhance_sensitivity_write(struct iwl_priv *priv)
 
 	iwl_prepare_legacy_sensitivity_tbl(priv, data, &cmd.enhance_table[0]);
 
-	if (cfg(priv)->base_params->hd_v2) {
+	if (priv->cfg->base_params->hd_v2) {
 		cmd.enhance_table[HD_INA_NON_SQUARE_DET_OFDM_INDEX] =
 			HD_INA_NON_SQUARE_DET_OFDM_DATA_V2;
 		cmd.enhance_table[HD_INA_NON_SQUARE_DET_CCK_INDEX] =
@@ -895,7 +894,7 @@ static void iwlagn_gain_computation(struct iwl_priv *priv,
 			continue;
 		}
 
-		delta_g = (cfg(priv)->base_params->chain_noise_scale *
+		delta_g = (priv->cfg->base_params->chain_noise_scale *
 			((s32)average_noise[default_chain] -
 			(s32)average_noise[i])) / 1500;
 
@@ -1051,8 +1050,8 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv)
 		return;
 
 	/* Analyze signal for disconnected antenna */
-	if (cfg(priv)->bt_params &&
-	    cfg(priv)->bt_params->advanced_bt_coexist) {
+	if (priv->cfg->bt_params &&
+	    priv->cfg->bt_params->advanced_bt_coexist) {
 		/* Disable disconnected antenna algorithm for advanced
 		   bt coex, assuming valid antennas are connected */
 		data->active_chains = priv->hw_params.valid_rx_ant;

drivers/net/wireless/iwlwifi/iwl-agn-calib.h

@@ -63,7 +63,6 @@
 #define __iwl_calib_h__
 
 #include "iwl-dev.h"
-#include "iwl-core.h"
 #include "iwl-commands.h"
 
 void iwl_chain_noise_calibration(struct iwl_priv *priv);

drivers/net/wireless/iwlwifi/iwl-agn-devices.c

@@ -27,7 +27,6 @@
 /*
  * DVM device-specific data & functions
  */
-#include "iwl-core.h"
 #include "iwl-agn.h"
 #include "iwl-dev.h"
 #include "iwl-commands.h"
@@ -60,13 +59,13 @@ static void iwl1000_set_ct_threshold(struct iwl_priv *priv)
 static void iwl1000_nic_config(struct iwl_priv *priv)
 {
 	/* set CSR_HW_CONFIG_REG for uCode use */
-	iwl_set_bit(trans(priv), CSR_HW_IF_CONFIG_REG,
+	iwl_set_bit(priv->trans, CSR_HW_IF_CONFIG_REG,
 		    CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI |
 		    CSR_HW_IF_CONFIG_REG_BIT_MAC_SI);
 
 	/* Setting digital SVR for 1000 card to 1.32V */
 	/* locking is acquired in iwl_set_bits_mask_prph() function */
-	iwl_set_bits_mask_prph(trans(priv), APMG_DIGITAL_SVR_REG,
+	iwl_set_bits_mask_prph(priv->trans, APMG_DIGITAL_SVR_REG,
 				APMG_SVR_DIGITAL_VOLTAGE_1_32,
 				~APMG_SVR_VOLTAGE_CONFIG_BIT_MSK);
 }
@@ -175,7 +174,7 @@ static void iwl1000_hw_set_hw_params(struct iwl_priv *priv)
 
 	priv->hw_params.tx_chains_num =
 		num_of_ant(priv->hw_params.valid_tx_ant);
-	if (cfg(priv)->rx_with_siso_diversity)
+	if (priv->cfg->rx_with_siso_diversity)
 		priv->hw_params.rx_chains_num = 1;
 	else
 		priv->hw_params.rx_chains_num =
@@ -222,7 +221,7 @@ static void iwl2000_nic_config(struct iwl_priv *priv)
 {
 	iwl_rf_config(priv);
 
-	iwl_set_bit(trans(priv), CSR_GP_DRIVER_REG,
+	iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
 		    CSR_GP_DRIVER_REG_BIT_RADIO_IQ_INVER);
 }
 
@@ -256,7 +255,7 @@ static void iwl2000_hw_set_hw_params(struct iwl_priv *priv)
 
 	priv->hw_params.tx_chains_num =
 		num_of_ant(priv->hw_params.valid_tx_ant);
-	if (cfg(priv)->rx_with_siso_diversity)
+	if (priv->cfg->rx_with_siso_diversity)
 		priv->hw_params.rx_chains_num = 1;
 	else
 		priv->hw_params.rx_chains_num =
@@ -318,7 +317,7 @@ static void iwl5000_nic_config(struct iwl_priv *priv)
 	 * (PCIe power is lost before PERST# is asserted),
 	 * causing ME FW to lose ownership and not being able to obtain it back.
 	 */
-	iwl_set_bits_mask_prph(trans(priv), APMG_PS_CTRL_REG,
+	iwl_set_bits_mask_prph(priv->trans, APMG_PS_CTRL_REG,
 				APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS,
 				~APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS);
 }
@@ -573,28 +572,28 @@ static void iwl6000_nic_config(struct iwl_priv *priv)
 {
 	iwl_rf_config(priv);
 
-	switch (cfg(priv)->device_family) {
+	switch (priv->cfg->device_family) {
 	case IWL_DEVICE_FAMILY_6005:
 	case IWL_DEVICE_FAMILY_6030:
 	case IWL_DEVICE_FAMILY_6000:
 		break;
 	case IWL_DEVICE_FAMILY_6000i:
 		/* 2x2 IPA phy type */
-		iwl_write32(trans(priv), CSR_GP_DRIVER_REG,
+		iwl_write32(priv->trans, CSR_GP_DRIVER_REG,
 			     CSR_GP_DRIVER_REG_BIT_RADIO_SKU_2x2_IPA);
 		break;
 	case IWL_DEVICE_FAMILY_6050:
 		/* Indicate calibration version to uCode. */
 		if (iwl_eeprom_calib_version(priv) >= 6)
-			iwl_set_bit(trans(priv), CSR_GP_DRIVER_REG,
+			iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
 					CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6);
 		break;
 	case IWL_DEVICE_FAMILY_6150:
 		/* Indicate calibration version to uCode. */
 		if (iwl_eeprom_calib_version(priv) >= 6)
-			iwl_set_bit(trans(priv), CSR_GP_DRIVER_REG,
+			iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
 					CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6);
-		iwl_set_bit(trans(priv), CSR_GP_DRIVER_REG,
+		iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
 			    CSR_GP_DRIVER_REG_BIT_6050_1x2);
 		break;
 	default:
@@ -633,7 +632,7 @@ static void iwl6000_hw_set_hw_params(struct iwl_priv *priv)
 
 	priv->hw_params.tx_chains_num =
 		num_of_ant(priv->hw_params.valid_tx_ant);
-	if (cfg(priv)->rx_with_siso_diversity)
+	if (priv->cfg->rx_with_siso_diversity)
 		priv->hw_params.rx_chains_num = 1;
 	else
 		priv->hw_params.rx_chains_num =

drivers/net/wireless/iwlwifi/iwl-agn-hw.h

@@ -102,6 +102,17 @@
 
 /* EEPROM */
 #define IWLAGN_EEPROM_IMG_SIZE		2048
+/* OTP */
+/* lower blocks contain EEPROM image and calibration data */
+#define OTP_LOW_IMAGE_SIZE		(2 * 512 * sizeof(u16)) /* 2 KB */
+/* high blocks contain PAPD data */
+#define OTP_HIGH_IMAGE_SIZE_6x00        (6 * 512 * sizeof(u16)) /* 6 KB */
+#define OTP_HIGH_IMAGE_SIZE_1000        (0x200 * sizeof(u16)) /* 1024 bytes */
+#define OTP_MAX_LL_ITEMS_1000		(3)	/* OTP blocks for 1000 */
+#define OTP_MAX_LL_ITEMS_6x00		(4)	/* OTP blocks for 6x00 */
+#define OTP_MAX_LL_ITEMS_6x50		(7)	/* OTP blocks for 6x50 */
+#define OTP_MAX_LL_ITEMS_2x00		(4)	/* OTP blocks for 2x00 */
+
 
 #define IWLAGN_NUM_QUEUES		20
 

drivers/net/wireless/iwlwifi/iwl-agn-lib.c

@@ -33,12 +33,11 @@
 #include <linux/sched.h>
 
 #include "iwl-dev.h"
-#include "iwl-core.h"
 #include "iwl-io.h"
 #include "iwl-agn-hw.h"
 #include "iwl-agn.h"
 #include "iwl-trans.h"
-#include "iwl-shared.h"
+#include "iwl-modparams.h"
 
 int iwlagn_hw_valid_rtc_data_addr(u32 addr)
 {
@@ -94,17 +93,6 @@ void iwlagn_temperature(struct iwl_priv *priv)
 	iwl_tt_handler(priv);
 }
 
-struct iwl_mod_params iwlagn_mod_params = {
-	.amsdu_size_8K = 1,
-	.restart_fw = 1,
-	.plcp_check = true,
-	.bt_coex_active = true,
-	.power_level = IWL_POWER_INDEX_1,
-	.bt_ch_announce = true,
-	.auto_agg = true,
-	/* the rest are 0 by default */
-};
-
 int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band)
 {
 	int idx = 0;
@@ -189,7 +177,7 @@ void iwlagn_dev_txfifo_flush(struct iwl_priv *priv, u16 flush_control)
 		goto done;
 	}
 	IWL_DEBUG_INFO(priv, "wait transmit/flush all frames\n");
-	iwl_trans_wait_tx_queue_empty(trans(priv));
+	iwl_trans_wait_tx_queue_empty(priv->trans);
 done:
 	ieee80211_wake_queues(priv->hw);
 	mutex_unlock(&priv->mutex);
@@ -312,21 +300,21 @@ void iwlagn_send_advance_bt_config(struct iwl_priv *priv)
 	BUILD_BUG_ON(sizeof(iwlagn_def_3w_lookup) !=
 			sizeof(basic.bt3_lookup_table));
 
-	if (cfg(priv)->bt_params) {
+	if (priv->cfg->bt_params) {
 		/*
 		 * newer generation of devices (2000 series and newer)
 		 * use the version 2 of the bt command
 		 * we need to make sure sending the host command
 		 * with correct data structure to avoid uCode assert
 		 */
-		if (cfg(priv)->bt_params->bt_session_2) {
+		if (priv->cfg->bt_params->bt_session_2) {
 			bt_cmd_v2.prio_boost = cpu_to_le32(
-				cfg(priv)->bt_params->bt_prio_boost);
+				priv->cfg->bt_params->bt_prio_boost);
 			bt_cmd_v2.tx_prio_boost = 0;
 			bt_cmd_v2.rx_prio_boost = 0;
 		} else {
 			bt_cmd_v1.prio_boost =
-				cfg(priv)->bt_params->bt_prio_boost;
+				priv->cfg->bt_params->bt_prio_boost;
 			bt_cmd_v1.tx_prio_boost = 0;
 			bt_cmd_v1.rx_prio_boost = 0;
 		}
@@ -345,7 +333,7 @@ void iwlagn_send_advance_bt_config(struct iwl_priv *priv)
 	 * (might be in monitor mode), or the interface is in
 	 * IBSS mode (no proper uCode support for coex then).
 	 */
-	if (!iwlagn_mod_params.bt_coex_active ||
+	if (!iwlwifi_mod_params.bt_coex_active ||
 	    priv->iw_mode == NL80211_IFTYPE_ADHOC) {
 		basic.flags = IWLAGN_BT_FLAG_COEX_MODE_DISABLED;
 	} else {
@@ -374,7 +362,7 @@ void iwlagn_send_advance_bt_config(struct iwl_priv *priv)
 		       priv->bt_full_concurrent ?
 		       "full concurrency" : "3-wire");
 
-	if (cfg(priv)->bt_params->bt_session_2) {
+	if (priv->cfg->bt_params->bt_session_2) {
 		memcpy(&bt_cmd_v2.basic, &basic,
 			sizeof(basic));
 		ret = iwl_dvm_send_cmd_pdu(priv, REPLY_BT_CONFIG,
@@ -740,8 +728,8 @@ static bool is_single_rx_stream(struct iwl_priv *priv)
  */
 static int iwl_get_active_rx_chain_count(struct iwl_priv *priv)
 {
-	if (cfg(priv)->bt_params &&
-	    cfg(priv)->bt_params->advanced_bt_coexist &&
+	if (priv->cfg->bt_params &&
+	    priv->cfg->bt_params->advanced_bt_coexist &&
 	    (priv->bt_full_concurrent ||
 	     priv->bt_traffic_load >= IWL_BT_COEX_TRAFFIC_LOAD_HIGH)) {
 		/*
@@ -812,8 +800,8 @@ void iwlagn_set_rxon_chain(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
 	else
 		active_chains = priv->hw_params.valid_rx_ant;
 
-	if (cfg(priv)->bt_params &&
-	    cfg(priv)->bt_params->advanced_bt_coexist &&
+	if (priv->cfg->bt_params &&
+	    priv->cfg->bt_params->advanced_bt_coexist &&
 	    (priv->bt_full_concurrent ||
 	     priv->bt_traffic_load >= IWL_BT_COEX_TRAFFIC_LOAD_HIGH)) {
 		/*
@@ -1132,7 +1120,7 @@ int iwlagn_suspend(struct iwl_priv *priv, struct cfg80211_wowlan *wowlan)
 	memcpy(&rxon, &ctx->active, sizeof(rxon));
 
 	priv->ucode_loaded = false;
-	iwl_trans_stop_device(trans(priv));
+	iwl_trans_stop_device(priv->trans);
 
 	priv->wowlan = true;
 
@@ -1154,7 +1142,7 @@ int iwlagn_suspend(struct iwl_priv *priv, struct cfg80211_wowlan *wowlan)
 	if (ret)
 		goto out;
 
-	if (!iwlagn_mod_params.sw_crypto) {
+	if (!iwlwifi_mod_params.sw_crypto) {
 		/* mark all keys clear */
 		priv->ucode_key_table = 0;
 		ctx->key_mapping_keys = 0;
@@ -1260,7 +1248,7 @@ int iwl_dvm_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
 		return -EIO;
 	}
 
-	return iwl_trans_send_cmd(trans(priv), cmd);
+	return iwl_trans_send_cmd(priv->trans, cmd);
 }
 
 int iwl_dvm_send_cmd_pdu(struct iwl_priv *priv, u8 id,

drivers/net/wireless/iwlwifi/iwl-agn-rs.c

@@ -36,9 +36,9 @@
 #include <linux/workqueue.h>
 
 #include "iwl-dev.h"
-#include "iwl-core.h"
 #include "iwl-agn.h"
 #include "iwl-op-mode.h"
+#include "iwl-modparams.h"
 
 #define RS_NAME "iwl-agn-rs"
 
@@ -420,7 +420,7 @@ static int rs_tl_turn_on_agg_for_tid(struct iwl_priv *priv,
 
 	load = rs_tl_get_load(lq_data, tid);
 
-	if ((iwlagn_mod_params.auto_agg) || (load > IWL_AGG_LOAD_THRESHOLD)) {
+	if ((iwlwifi_mod_params.auto_agg) || (load > IWL_AGG_LOAD_THRESHOLD)) {
 		IWL_DEBUG_HT(priv, "Starting Tx agg: STA: %pM tid: %d\n",
 				sta->addr, tid);
 		ret = ieee80211_start_tx_ba_session(sta, tid, 5000);
@@ -1085,7 +1085,7 @@ done:
 	    (priv->tm_fixed_rate != lq_sta->dbg_fixed_rate))
 		rs_program_fix_rate(priv, lq_sta);
 #endif
-	if (cfg(priv)->bt_params && cfg(priv)->bt_params->advanced_bt_coexist)
+	if (priv->cfg->bt_params && priv->cfg->bt_params->advanced_bt_coexist)
 		rs_bt_update_lq(priv, ctx, lq_sta);
 }
 
@@ -3063,11 +3063,11 @@ static void rs_fill_link_cmd(struct iwl_priv *priv,
 	 * overwrite if needed, pass aggregation time limit
 	 * to uCode in uSec
 	 */
-	if (priv && cfg(priv)->bt_params &&
-	    cfg(priv)->bt_params->agg_time_limit &&
+	if (priv && priv->cfg->bt_params &&
+	    priv->cfg->bt_params->agg_time_limit &&
 	    priv->bt_traffic_load >= IWL_BT_COEX_TRAFFIC_LOAD_HIGH)
 		lq_cmd->agg_params.agg_time_limit =
-			cpu_to_le16(cfg(priv)->bt_params->agg_time_limit);
+			cpu_to_le16(priv->cfg->bt_params->agg_time_limit);
 }
 
 static void *rs_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir)

drivers/net/wireless/iwlwifi/iwl-agn-rs.h

@@ -30,6 +30,7 @@
 #include <net/mac80211.h>
 
 #include "iwl-commands.h"
+#include "iwl-config.h"
 
 struct iwl_rate_info {
 	u8 plcp;	/* uCode API:  IWL_RATE_6M_PLCP, etc. */
@@ -174,32 +175,6 @@ enum {
 	IWL_RATE_11M_IEEE = 22,
 };
 
-#define IWL_CCK_BASIC_RATES_MASK    \
-       (IWL_RATE_1M_MASK          | \
-	IWL_RATE_2M_MASK)
-
-#define IWL_CCK_RATES_MASK          \
-       (IWL_CCK_BASIC_RATES_MASK  | \
-	IWL_RATE_5M_MASK          | \
-	IWL_RATE_11M_MASK)
-
-#define IWL_OFDM_BASIC_RATES_MASK   \
-	(IWL_RATE_6M_MASK         | \
-	IWL_RATE_12M_MASK         | \
-	IWL_RATE_24M_MASK)
-
-#define IWL_OFDM_RATES_MASK         \
-       (IWL_OFDM_BASIC_RATES_MASK | \
-	IWL_RATE_9M_MASK          | \
-	IWL_RATE_18M_MASK         | \
-	IWL_RATE_36M_MASK         | \
-	IWL_RATE_48M_MASK         | \
-	IWL_RATE_54M_MASK)
-
-#define IWL_BASIC_RATES_MASK         \
-	(IWL_OFDM_BASIC_RATES_MASK | \
-	 IWL_CCK_BASIC_RATES_MASK)
-
 #define IWL_RATES_MASK ((1 << IWL_RATE_COUNT) - 1)
 
 #define IWL_INVALID_VALUE    -1
@@ -306,15 +281,6 @@ enum iwl_table_type {
 #define is_a_band(tbl) ((tbl) == LQ_A)
 #define is_g_and(tbl) ((tbl) == LQ_G)
 
-#define	ANT_NONE	0x0
-#define	ANT_A		BIT(0)
-#define	ANT_B		BIT(1)
-#define	ANT_AB		(ANT_A | ANT_B)
-#define ANT_C		BIT(2)
-#define	ANT_AC		(ANT_A | ANT_C)
-#define ANT_BC		(ANT_B | ANT_C)
-#define ANT_ABC		(ANT_AB | ANT_C)
-
 #define IWL_MAX_MCS_DISPLAY_SIZE	12
 
 struct iwl_rate_mcs_info {

drivers/net/wireless/iwlwifi/iwl-agn-rx.c

@@ -34,11 +34,10 @@
 #include <asm/unaligned.h>
 #include "iwl-eeprom.h"
 #include "iwl-dev.h"
-#include "iwl-core.h"
 #include "iwl-io.h"
 #include "iwl-agn-calib.h"
 #include "iwl-agn.h"
-#include "iwl-shared.h"
+#include "iwl-modparams.h"
 
 #define IWL_CMD_ENTRY(x) [x] = #x
 
@@ -339,7 +338,7 @@ static void iwlagn_recover_from_statistics(struct iwl_priv *priv,
 	if (msecs < 99)
 		return;
 
-	if (iwlagn_mod_params.plcp_check &&
+	if (iwlwifi_mod_params.plcp_check &&
 	    !iwlagn_good_plcp_health(priv, cur_ofdm, cur_ofdm_ht, msecs))
 		iwl_force_rf_reset(priv, false);
 }
@@ -604,16 +603,16 @@ static int iwlagn_rx_card_state_notif(struct iwl_priv *priv,
 	if (flags & (SW_CARD_DISABLED | HW_CARD_DISABLED |
 		     CT_CARD_DISABLED)) {
 
-		iwl_write32(trans(priv), CSR_UCODE_DRV_GP1_SET,
+		iwl_write32(priv->trans, CSR_UCODE_DRV_GP1_SET,
 			    CSR_UCODE_DRV_GP1_BIT_CMD_BLOCKED);
 
-		iwl_write_direct32(trans(priv), HBUS_TARG_MBX_C,
+		iwl_write_direct32(priv->trans, HBUS_TARG_MBX_C,
 					HBUS_TARG_MBX_C_REG_BIT_CMD_BLOCKED);
 
 		if (!(flags & RXON_CARD_DISABLED)) {
-			iwl_write32(trans(priv), CSR_UCODE_DRV_GP1_CLR,
+			iwl_write32(priv->trans, CSR_UCODE_DRV_GP1_CLR,
 				    CSR_UCODE_DRV_GP1_BIT_CMD_BLOCKED);
-			iwl_write_direct32(trans(priv), HBUS_TARG_MBX_C,
+			iwl_write_direct32(priv->trans, HBUS_TARG_MBX_C,
 					HBUS_TARG_MBX_C_REG_BIT_CMD_BLOCKED);
 		}
 		if (flags & CT_CARD_DISABLED)
@@ -636,7 +635,7 @@ static int iwlagn_rx_card_state_notif(struct iwl_priv *priv,
 		wiphy_rfkill_set_hw_state(priv->hw->wiphy,
 			test_bit(STATUS_RF_KILL_HW, &priv->status));
 	else
-		wake_up(&trans(priv)->wait_command_queue);
+		wake_up(&priv->trans->wait_command_queue);
 	return 0;
 }
 
@@ -749,7 +748,7 @@ static void iwlagn_pass_packet_to_mac80211(struct iwl_priv *priv,
 	}
 
 	/* In case of HW accelerated crypto and bad decryption, drop */
-	if (!iwlagn_mod_params.sw_crypto &&
+	if (!iwlwifi_mod_params.sw_crypto &&
 	    iwlagn_set_decrypted_flag(priv, hdr, ampdu_status, stats))
 		return;
 
@@ -763,8 +762,6 @@ static void iwlagn_pass_packet_to_mac80211(struct iwl_priv *priv,
 	p = rxb_steal_page(rxb);
 	skb_add_rx_frag(skb, 0, p, offset, len, len);
 
-	iwl_update_stats(priv, false, fc, len);
-
 	/*
 	* Wake any queues that were stopped due to a passive channel tx
 	* failure. This can happen because the regulatory enforcement in
@@ -970,7 +967,6 @@ static int iwlagn_rx_reply_rx(struct iwl_priv *priv,
 	/* Find max signal strength (dBm) among 3 antenna/receiver chains */
 	rx_status.signal = iwlagn_calc_rssi(priv, phy_res);
 
-	iwl_dbg_log_rx_data_frame(priv, len, header);
 	IWL_DEBUG_STATS_LIMIT(priv, "Rssi %d, TSF %llu\n",
 		rx_status.signal, (unsigned long long)rx_status.mactime);
 
@@ -1105,7 +1101,7 @@ void iwl_setup_rx_handlers(struct iwl_priv *priv)
 	iwl_notification_wait_init(&priv->notif_wait);
 
 	/* Set up BT Rx handlers */
-	if (cfg(priv)->bt_params)
+	if (priv->cfg->bt_params)
 		iwlagn_bt_rx_handler_setup(priv);
 }
 

drivers/net/wireless/iwlwifi/iwl-agn-rxon.c

@@ -27,10 +27,9 @@
 #include <linux/etherdevice.h>
 #include "iwl-dev.h"
 #include "iwl-agn.h"
-#include "iwl-core.h"
 #include "iwl-agn-calib.h"
 #include "iwl-trans.h"
-#include "iwl-shared.h"
+#include "iwl-modparams.h"
 
 /*
  * initialize rxon structure with default values from eeprom
@@ -88,11 +87,6 @@ void iwl_connection_init_rx_config(struct iwl_priv *priv,
 
 	iwl_set_flags_for_band(priv, ctx, priv->band, ctx->vif);
 
-	ctx->staging.ofdm_basic_rates =
-	    (IWL_OFDM_RATES_MASK >> IWL_FIRST_OFDM_RATE) & 0xFF;
-	ctx->staging.cck_basic_rates =
-	    (IWL_CCK_RATES_MASK >> IWL_FIRST_CCK_RATE) & 0xF;
-
 	/* clear both MIX and PURE40 mode flag */
 	ctx->staging.flags &= ~(RXON_FLG_CHANNEL_MODE_MIXED |
 					RXON_FLG_CHANNEL_MODE_PURE_40);
@@ -531,9 +525,9 @@ static int iwlagn_rxon_connect(struct iwl_priv *priv,
 	}
 
 	if (ctx->vif && ctx->vif->type == NL80211_IFTYPE_STATION &&
-	    cfg(priv)->ht_params && cfg(priv)->ht_params->smps_mode)
+	    priv->cfg->ht_params && priv->cfg->ht_params->smps_mode)
 		ieee80211_request_smps(ctx->vif,
-				       cfg(priv)->ht_params->smps_mode);
+				       priv->cfg->ht_params->smps_mode);
 
 	return 0;
 }
@@ -772,19 +766,6 @@ void iwl_set_flags_for_band(struct iwl_priv *priv,
 	}
 }
 
-void iwl_set_rate(struct iwl_priv *priv)
-{
-	struct iwl_rxon_context *ctx;
-
-	for_each_context(priv, ctx) {
-		ctx->staging.cck_basic_rates =
-		    (IWL_CCK_BASIC_RATES_MASK >> IWL_FIRST_CCK_RATE) & 0xF;
-
-		ctx->staging.ofdm_basic_rates =
-		   (IWL_OFDM_BASIC_RATES_MASK >> IWL_FIRST_OFDM_RATE) & 0xFF;
-	}
-}
-
 static void iwl_set_rxon_hwcrypto(struct iwl_priv *priv,
 				  struct iwl_rxon_context *ctx, int hw_decrypt)
 {
@@ -960,6 +941,97 @@ void iwl_print_rx_config_cmd(struct iwl_priv *priv,
 }
 #endif
 
+static void iwl_calc_basic_rates(struct iwl_priv *priv,
+				 struct iwl_rxon_context *ctx)
+{
+	int lowest_present_ofdm = 100;
+	int lowest_present_cck = 100;
+	u8 cck = 0;
+	u8 ofdm = 0;
+
+	if (ctx->vif) {
+		struct ieee80211_supported_band *sband;
+		unsigned long basic = ctx->vif->bss_conf.basic_rates;
+		int i;
+
+		sband = priv->hw->wiphy->bands[priv->hw->conf.channel->band];
+
+		for_each_set_bit(i, &basic, BITS_PER_LONG) {
+			int hw = sband->bitrates[i].hw_value;
+			if (hw >= IWL_FIRST_OFDM_RATE) {
+				ofdm |= BIT(hw - IWL_FIRST_OFDM_RATE);
+				if (lowest_present_ofdm > hw)
+					lowest_present_ofdm = hw;
+			} else {
+				BUILD_BUG_ON(IWL_FIRST_CCK_RATE != 0);
+
+				cck |= BIT(hw);
+				if (lowest_present_cck > hw)
+					lowest_present_cck = hw;
+			}
+		}
+	}
+
+	/*
+	 * Now we've got the basic rates as bitmaps in the ofdm and cck
+	 * variables. This isn't sufficient though, as there might not
+	 * be all the right rates in the bitmap. E.g. if the only basic
+	 * rates are 5.5 Mbps and 11 Mbps, we still need to add 1 Mbps
+	 * and 6 Mbps because the 802.11-2007 standard says in 9.6:
+	 *
+	 *    [...] a STA responding to a received frame shall transmit
+	 *    its Control Response frame [...] at the highest rate in the
+	 *    BSSBasicRateSet parameter that is less than or equal to the
+	 *    rate of the immediately previous frame in the frame exchange
+	 *    sequence ([...]) and that is of the same modulation class
+	 *    ([...]) as the received frame. If no rate contained in the
+	 *    BSSBasicRateSet parameter meets these conditions, then the
+	 *    control frame sent in response to a received frame shall be
+	 *    transmitted at the highest mandatory rate of the PHY that is
+	 *    less than or equal to the rate of the received frame, and
+	 *    that is of the same modulation class as the received frame.
+	 *
+	 * As a consequence, we need to add all mandatory rates that are
+	 * lower than all of the basic rates to these bitmaps.
+	 */
+
+	if (IWL_RATE_24M_INDEX < lowest_present_ofdm)
+		ofdm |= IWL_RATE_24M_MASK >> IWL_FIRST_OFDM_RATE;
+	if (IWL_RATE_12M_INDEX < lowest_present_ofdm)
+		ofdm |= IWL_RATE_12M_MASK >> IWL_FIRST_OFDM_RATE;
+	/* 6M already there or needed so always add */
+	ofdm |= IWL_RATE_6M_MASK >> IWL_FIRST_OFDM_RATE;
+
+	/*
+	 * CCK is a bit more complex with DSSS vs. HR/DSSS vs. ERP.
+	 * Note, however:
+	 *  - if no CCK rates are basic, it must be ERP since there must
+	 *    be some basic rates at all, so they're OFDM => ERP PHY
+	 *    (or we're in 5 GHz, and the cck bitmap will never be used)
+	 *  - if 11M is a basic rate, it must be ERP as well, so add 5.5M
+	 *  - if 5.5M is basic, 1M and 2M are mandatory
+	 *  - if 2M is basic, 1M is mandatory
+	 *  - if 1M is basic, that's the only valid ACK rate.
+	 * As a consequence, it's not as complicated as it sounds, just add
+	 * any lower rates to the ACK rate bitmap.
+	 */
+	if (IWL_RATE_11M_INDEX < lowest_present_ofdm)
+		ofdm |= IWL_RATE_11M_MASK >> IWL_FIRST_CCK_RATE;
+	if (IWL_RATE_5M_INDEX < lowest_present_ofdm)
+		ofdm |= IWL_RATE_5M_MASK >> IWL_FIRST_CCK_RATE;
+	if (IWL_RATE_2M_INDEX < lowest_present_ofdm)
+		ofdm |= IWL_RATE_2M_MASK >> IWL_FIRST_CCK_RATE;
+	/* 1M already there or needed so always add */
+	cck |= IWL_RATE_1M_MASK >> IWL_FIRST_CCK_RATE;
+
+	IWL_DEBUG_RATE(priv, "Set basic rates cck:0x%.2x ofdm:0x%.2x\n",
+		       cck, ofdm);
+
+	/* "basic_rates" is a misnomer here -- should be called ACK rates */
+	ctx->staging.cck_basic_rates = cck;
+	ctx->staging.ofdm_basic_rates = ofdm;
+}
+
 /**
  * iwlagn_commit_rxon - commit staging_rxon to hardware
  *
@@ -999,6 +1071,9 @@ int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
 	/* always get timestamp with Rx frame */
 	ctx->staging.flags |= RXON_FLG_TSF2HOST_MSK;
 
+	/* recalculate basic rates */
+	iwl_calc_basic_rates(priv, ctx);
+
 	/*
 	 * force CTS-to-self frames protection if RTS-CTS is not preferred
 	 * one aggregation protection method
@@ -1055,7 +1130,7 @@ int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
 		return 0;
 	}
 
-	iwl_set_rxon_hwcrypto(priv, ctx, !iwlagn_mod_params.sw_crypto);
+	iwl_set_rxon_hwcrypto(priv, ctx, !iwlwifi_mod_params.sw_crypto);
 
 	IWL_DEBUG_INFO(priv,
 		       "Going to commit RXON\n"
@@ -1187,13 +1262,6 @@ int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed)
 		}
 
 		iwl_update_bcast_stations(priv);
-
-		/*
-		 * The list of supported rates and rate mask can be different
-		 * for each band; since the band may have changed, reset
-		 * the rate mask to what mac80211 lists.
-		 */
-		iwl_set_rate(priv);
 	}
 
 	if (changed & (IEEE80211_CONF_CHANGE_PS |

drivers/net/wireless/iwlwifi/iwl-agn-sta.c

@@ -30,7 +30,6 @@
 #include <net/mac80211.h>
 
 #include "iwl-dev.h"
-#include "iwl-core.h"
 #include "iwl-agn.h"
 #include "iwl-trans.h"
 

drivers/net/wireless/iwlwifi/iwl-agn-tt.c

@@ -37,11 +37,11 @@
 #include "iwl-agn.h"
 #include "iwl-eeprom.h"
 #include "iwl-dev.h"
-#include "iwl-core.h"
 #include "iwl-io.h"
 #include "iwl-commands.h"
 #include "iwl-debug.h"
 #include "iwl-agn-tt.h"
+#include "iwl-modparams.h"
 
 /* default Thermal Throttling transaction table
  * Current state   |         Throttling Down               |  Throttling Up
@@ -179,19 +179,19 @@ static void iwl_tt_check_exit_ct_kill(unsigned long data)
 
 	if (tt->state == IWL_TI_CT_KILL) {
 		if (priv->thermal_throttle.ct_kill_toggle) {
-			iwl_write32(trans(priv), CSR_UCODE_DRV_GP1_CLR,
+			iwl_write32(priv->trans, CSR_UCODE_DRV_GP1_CLR,
 				    CSR_UCODE_DRV_GP1_REG_BIT_CT_KILL_EXIT);
 			priv->thermal_throttle.ct_kill_toggle = false;
 		} else {
-			iwl_write32(trans(priv), CSR_UCODE_DRV_GP1_SET,
+			iwl_write32(priv->trans, CSR_UCODE_DRV_GP1_SET,
 				    CSR_UCODE_DRV_GP1_REG_BIT_CT_KILL_EXIT);
 			priv->thermal_throttle.ct_kill_toggle = true;
 		}
-		iwl_read32(trans(priv), CSR_UCODE_DRV_GP1);
-		spin_lock_irqsave(&trans(priv)->reg_lock, flags);
-		if (likely(iwl_grab_nic_access(trans(priv))))
-			iwl_release_nic_access(trans(priv));
-		spin_unlock_irqrestore(&trans(priv)->reg_lock, flags);
+		iwl_read32(priv->trans, CSR_UCODE_DRV_GP1);
+		spin_lock_irqsave(&priv->trans->reg_lock, flags);
+		if (likely(iwl_grab_nic_access(priv->trans)))
+			iwl_release_nic_access(priv->trans);
+		spin_unlock_irqrestore(&priv->trans->reg_lock, flags);
 
 		/* Reschedule the ct_kill timer to occur in
 		 * CT_KILL_EXIT_DURATION seconds to ensure we get a
@@ -632,7 +632,7 @@ void iwl_tt_initialize(struct iwl_priv *priv)
 	INIT_WORK(&priv->ct_enter, iwl_bg_ct_enter);
 	INIT_WORK(&priv->ct_exit, iwl_bg_ct_exit);
 
-	if (cfg(priv)->base_params->adv_thermal_throttle) {
+	if (priv->cfg->base_params->adv_thermal_throttle) {
 		IWL_DEBUG_TEMP(priv, "Advanced Thermal Throttling\n");
 		tt->restriction = kcalloc(IWL_TI_STATE_MAX,
 					  sizeof(struct iwl_tt_restriction),

drivers/net/wireless/iwlwifi/iwl-agn-tx.c

@@ -34,7 +34,6 @@
 #include <linux/ieee80211.h>
 
 #include "iwl-dev.h"
-#include "iwl-core.h"
 #include "iwl-io.h"
 #include "iwl-agn-hw.h"
 #include "iwl-agn.h"
@@ -85,8 +84,8 @@ static void iwlagn_tx_cmd_build_basic(struct iwl_priv *priv,
 	else if (ieee80211_is_back_req(fc))
 		tx_flags |= TX_CMD_FLG_ACK_MSK | TX_CMD_FLG_IMM_BA_RSP_MASK;
 	else if (info->band == IEEE80211_BAND_2GHZ &&
-		 cfg(priv)->bt_params &&
-		 cfg(priv)->bt_params->advanced_bt_coexist &&
+		 priv->cfg->bt_params &&
+		 priv->cfg->bt_params->advanced_bt_coexist &&
 		 (ieee80211_is_auth(fc) || ieee80211_is_assoc_req(fc) ||
 		 ieee80211_is_reassoc_req(fc) ||
 		 skb->protocol == cpu_to_be16(ETH_P_PAE)))
@@ -203,8 +202,8 @@ static void iwlagn_tx_cmd_build_rate(struct iwl_priv *priv,
 		rate_flags |= RATE_MCS_CCK_MSK;
 
 	/* Set up antennas */
-	 if (cfg(priv)->bt_params &&
-	     cfg(priv)->bt_params->advanced_bt_coexist &&
+	 if (priv->cfg->bt_params &&
+	     priv->cfg->bt_params->advanced_bt_coexist &&
 	     priv->bt_full_concurrent) {
 		/* operated as 1x1 in full concurrency mode */
 		priv->mgmt_tx_ant = iwl_toggle_tx_ant(priv, priv->mgmt_tx_ant,
@@ -396,12 +395,9 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
 
 	/* TODO need this for burst mode later on */
 	iwlagn_tx_cmd_build_basic(priv, skb, tx_cmd, info, hdr, sta_id);
-	iwl_dbg_log_tx_data_frame(priv, len, hdr);
 
 	iwlagn_tx_cmd_build_rate(priv, tx_cmd, info, fc);
 
-	iwl_update_stats(priv, true, fc, len);
-
 	memset(&info->status, 0, sizeof(info->status));
 
 	info->driver_data[0] = ctx;
@@ -467,7 +463,11 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
 	else
 		txq_id = ctx->ac_to_queue[skb_get_queue_mapping(skb)];
 
-	if (iwl_trans_tx(trans(priv), skb, dev_cmd, txq_id))
+	WARN_ON_ONCE(!is_agg && txq_id != info->hw_queue);
+	WARN_ON_ONCE(is_agg &&
+		     priv->queue_to_mac80211[txq_id] != info->hw_queue);
+
+	if (iwl_trans_tx(priv->trans, skb, dev_cmd, txq_id))
 		goto drop_unlock_sta;
 
 	if (ieee80211_is_data_qos(fc) && !ieee80211_is_qos_nullfunc(fc) &&
@@ -496,14 +496,14 @@ drop_unlock_priv:
 	return -1;
 }
 
-static int iwlagn_alloc_agg_txq(struct iwl_priv *priv, int ac)
+static int iwlagn_alloc_agg_txq(struct iwl_priv *priv, int mq)
 {
 	int q;
 
 	for (q = IWLAGN_FIRST_AMPDU_QUEUE;
-	     q < cfg(priv)->base_params->num_of_queues; q++) {
+	     q < priv->cfg->base_params->num_of_queues; q++) {
 		if (!test_and_set_bit(q, priv->agg_q_alloc)) {
-			priv->queue_to_ac[q] = ac;
+			priv->queue_to_mac80211[q] = mq;
 			return q;
 		}
 	}
@@ -514,7 +514,7 @@ static int iwlagn_alloc_agg_txq(struct iwl_priv *priv, int ac)
 static void iwlagn_dealloc_agg_txq(struct iwl_priv *priv, int q)
 {
 	clear_bit(q, priv->agg_q_alloc);
-	priv->queue_to_ac[q] = IWL_INVALID_AC;
+	priv->queue_to_mac80211[q] = IWL_INVALID_MAC80211_QUEUE;
 }
 
 int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
@@ -522,6 +522,7 @@ int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
 {
 	struct iwl_tid_data *tid_data;
 	int sta_id, txq_id;
+	enum iwl_agg_state agg_state;
 
 	sta_id = iwl_sta_id(sta);
 
@@ -545,6 +546,13 @@ int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
 		*/
 		IWL_DEBUG_HT(priv, "AGG stop before setup done\n");
 		goto turn_off;
+	case IWL_AGG_STARTING:
+		/*
+		 * This can happen when the session is stopped before
+		 * we receive ADDBA response
+		 */
+		IWL_DEBUG_HT(priv, "AGG stop before AGG became operational\n");
+		goto turn_off;
 	case IWL_AGG_ON:
 		break;
 	default:
@@ -576,12 +584,17 @@ int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
 	IWL_DEBUG_TX_QUEUES(priv, "Can proceed: ssn = next_recl = %d\n",
 			    tid_data->agg.ssn);
 turn_off:
+	agg_state = priv->tid_data[sta_id][tid].agg.state;
 	priv->tid_data[sta_id][tid].agg.state = IWL_AGG_OFF;
 
 	spin_unlock_bh(&priv->sta_lock);
 
 	if (test_bit(txq_id, priv->agg_q_alloc)) {
-		iwl_trans_tx_agg_disable(trans(priv), txq_id);
+		/* If the transport didn't know that we wanted to start
+		 * agreggation, don't tell it that we want to stop them
+		 */
+		if (agg_state != IWL_AGG_STARTING)
+			iwl_trans_tx_agg_disable(priv->trans, txq_id);
 		iwlagn_dealloc_agg_txq(priv, txq_id);
 	}
 
@@ -593,6 +606,7 @@ turn_off:
 int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
 			struct ieee80211_sta *sta, u16 tid, u16 *ssn)
 {
+	struct iwl_rxon_context *ctx = iwl_rxon_ctx_from_vif(vif);
 	struct iwl_tid_data *tid_data;
 	int sta_id, txq_id, ret;
 
@@ -612,7 +626,7 @@ int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
 		return -ENXIO;
 	}
 
-	txq_id = iwlagn_alloc_agg_txq(priv, tid_to_ac[tid]);
+	txq_id = iwlagn_alloc_agg_txq(priv, ctx->ac_to_queue[tid_to_ac[tid]]);
 	if (txq_id < 0) {
 		IWL_DEBUG_TX_QUEUES(priv,
 			"No free aggregation queue for %pM/%d\n",
@@ -634,7 +648,7 @@ int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
 	if (*ssn == tid_data->next_reclaimed) {
 		IWL_DEBUG_TX_QUEUES(priv, "Can proceed: ssn = next_recl = %d\n",
 				    tid_data->agg.ssn);
-		tid_data->agg.state = IWL_AGG_ON;
+		tid_data->agg.state = IWL_AGG_STARTING;
 		ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid);
 	} else {
 		IWL_DEBUG_TX_QUEUES(priv, "Can't proceed: ssn %d, "
@@ -661,11 +675,12 @@ int iwlagn_tx_agg_oper(struct iwl_priv *priv, struct ieee80211_vif *vif,
 	spin_lock_bh(&priv->sta_lock);
 	ssn = priv->tid_data[sta_priv->sta_id][tid].agg.ssn;
 	q = priv->tid_data[sta_priv->sta_id][tid].agg.txq_id;
+	priv->tid_data[sta_priv->sta_id][tid].agg.state = IWL_AGG_ON;
 	spin_unlock_bh(&priv->sta_lock);
 
 	fifo = ctx->ac_to_fifo[tid_to_ac[tid]];
 
-	iwl_trans_tx_agg_setup(trans(priv), q, fifo,
+	iwl_trans_tx_agg_setup(priv->trans, q, fifo,
 			       sta_priv->sta_id, tid,
 			       buf_size, ssn);
 
@@ -732,7 +747,7 @@ static void iwlagn_check_ratid_empty(struct iwl_priv *priv, int sta_id, u8 tid)
 			IWL_DEBUG_TX_QUEUES(priv,
 				"Can continue DELBA flow ssn = next_recl ="
 				" %d", tid_data->next_reclaimed);
-			iwl_trans_tx_agg_disable(trans(priv),
+			iwl_trans_tx_agg_disable(priv->trans,
 						 tid_data->agg.txq_id);
 			iwlagn_dealloc_agg_txq(priv, tid_data->agg.txq_id);
 			tid_data->agg.state = IWL_AGG_OFF;
@@ -745,7 +760,7 @@ static void iwlagn_check_ratid_empty(struct iwl_priv *priv, int sta_id, u8 tid)
 			IWL_DEBUG_TX_QUEUES(priv,
 				"Can continue ADDBA flow ssn = next_recl ="
 				" %d", tid_data->next_reclaimed);
-			tid_data->agg.state = IWL_AGG_ON;
+			tid_data->agg.state = IWL_AGG_STARTING;
 			ieee80211_start_tx_ba_cb_irqsafe(vif, addr, tid);
 		}
 		break;
@@ -909,8 +924,8 @@ static void iwl_rx_reply_tx_agg(struct iwl_priv *priv,
 	 * notification again.
 	 */
 	if (tx_resp->bt_kill_count && tx_resp->frame_count == 1 &&
-	    cfg(priv)->bt_params &&
-	    cfg(priv)->bt_params->advanced_bt_coexist) {
+	    priv->cfg->bt_params &&
+	    priv->cfg->bt_params->advanced_bt_coexist) {
 		IWL_DEBUG_COEX(priv, "receive reply tx w/ bt_kill\n");
 	}
 
@@ -1092,7 +1107,7 @@ static int iwl_reclaim(struct iwl_priv *priv, int sta_id, int tid,
 		return 1;
 	}
 
-	iwl_trans_reclaim(trans(priv), txq_id, ssn, skbs);
+	iwl_trans_reclaim(priv->trans, txq_id, ssn, skbs);
 	return 0;
 }
 
@@ -1249,7 +1264,7 @@ int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
 	 * (in Tx queue's circular buffer) of first TFD/frame in window */
 	u16 ba_resp_scd_ssn = le16_to_cpu(ba_resp->scd_ssn);
 
-	if (scd_flow >= cfg(priv)->base_params->num_of_queues) {
+	if (scd_flow >= priv->cfg->base_params->num_of_queues) {
 		IWL_ERR(priv,
 			"BUG_ON scd_flow is bigger than number of queues\n");
 		return 0;

drivers/net/wireless/iwlwifi/iwl-agn.c

@@ -46,13 +46,13 @@
 
 #include "iwl-eeprom.h"
 #include "iwl-dev.h"
-#include "iwl-core.h"
 #include "iwl-io.h"
 #include "iwl-agn-calib.h"
 #include "iwl-agn.h"
-#include "iwl-shared.h"
 #include "iwl-trans.h"
 #include "iwl-op-mode.h"
+#include "iwl-drv.h"
+#include "iwl-modparams.h"
 
 /******************************************************************************
  *
@@ -348,14 +348,14 @@ static void iwl_print_cont_event_trace(struct iwl_priv *priv, u32 base,
 		ptr = base + (4 * sizeof(u32)) + (start_idx * 3 * sizeof(u32));
 
 	/* Make sure device is powered up for SRAM reads */
-	spin_lock_irqsave(&trans(priv)->reg_lock, reg_flags);
-	if (unlikely(!iwl_grab_nic_access(trans(priv)))) {
-		spin_unlock_irqrestore(&trans(priv)->reg_lock, reg_flags);
+	spin_lock_irqsave(&priv->trans->reg_lock, reg_flags);
+	if (unlikely(!iwl_grab_nic_access(priv->trans))) {
+		spin_unlock_irqrestore(&priv->trans->reg_lock, reg_flags);
 		return;
 	}
 
 	/* Set starting address; reads will auto-increment */
-	iwl_write32(trans(priv), HBUS_TARG_MEM_RADDR, ptr);
+	iwl_write32(priv->trans, HBUS_TARG_MEM_RADDR, ptr);
 
 	/*
 	 * Refuse to read more than would have fit into the log from
@@ -371,20 +371,20 @@ static void iwl_print_cont_event_trace(struct iwl_priv *priv, u32 base,
 	 * place event id # at far right for easier visual parsing.
 	 */
 	for (i = 0; i < num_events; i++) {
-		ev = iwl_read32(trans(priv), HBUS_TARG_MEM_RDAT);
-		time = iwl_read32(trans(priv), HBUS_TARG_MEM_RDAT);
+		ev = iwl_read32(priv->trans, HBUS_TARG_MEM_RDAT);
+		time = iwl_read32(priv->trans, HBUS_TARG_MEM_RDAT);
 		if (mode == 0) {
 			trace_iwlwifi_dev_ucode_cont_event(
-					trans(priv)->dev, 0, time, ev);
+					priv->trans->dev, 0, time, ev);
 		} else {
-			data = iwl_read32(trans(priv), HBUS_TARG_MEM_RDAT);
+			data = iwl_read32(priv->trans, HBUS_TARG_MEM_RDAT);
 			trace_iwlwifi_dev_ucode_cont_event(
-					trans(priv)->dev, time, data, ev);
+					priv->trans->dev, time, data, ev);
 		}
 	}
 	/* Allow device to power down */
-	iwl_release_nic_access(trans(priv));
-	spin_unlock_irqrestore(&trans(priv)->reg_lock, reg_flags);
+	iwl_release_nic_access(priv->trans);
+	spin_unlock_irqrestore(&priv->trans->reg_lock, reg_flags);
 }
 
 static void iwl_continuous_event_trace(struct iwl_priv *priv)
@@ -403,8 +403,7 @@ static void iwl_continuous_event_trace(struct iwl_priv *priv)
 
 	base = priv->device_pointers.log_event_table;
 	if (iwlagn_hw_valid_rtc_data_addr(base)) {
-		iwl_read_targ_mem_words(trans(priv), base, &read, sizeof(read));
-
+		iwl_read_targ_mem_words(priv->trans, base, &read, sizeof(read));
 		capacity = read.capacity;
 		mode = read.mode;
 		num_wraps = read.wrap_counter;
@@ -444,7 +443,7 @@ static void iwl_continuous_event_trace(struct iwl_priv *priv)
 		else
 			priv->event_log.wraps_once_count++;
 
-		trace_iwlwifi_dev_ucode_wrap_event(trans(priv)->dev,
+		trace_iwlwifi_dev_ucode_wrap_event(priv->trans->dev,
 				num_wraps - priv->event_log.num_wraps,
 				next_entry, priv->event_log.next_entry);
 
@@ -579,24 +578,6 @@ static const u8 iwlagn_pan_ac_to_queue[] = {
 	7, 6, 5, 4,
 };
 
-static const u8 iwlagn_bss_queue_to_ac[] = {
-	IEEE80211_AC_VO,
-	IEEE80211_AC_VI,
-	IEEE80211_AC_BE,
-	IEEE80211_AC_BK,
-};
-
-static const u8 iwlagn_pan_queue_to_ac[] = {
-	IEEE80211_AC_VO,
-	IEEE80211_AC_VI,
-	IEEE80211_AC_BE,
-	IEEE80211_AC_BK,
-	IEEE80211_AC_BK,
-	IEEE80211_AC_BE,
-	IEEE80211_AC_VI,
-	IEEE80211_AC_VO,
-};
-
 void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags)
 {
 	int i;
@@ -670,12 +651,12 @@ void iwl_rf_kill_ct_config(struct iwl_priv *priv)
 	struct iwl_ct_kill_throttling_config adv_cmd;
 	int ret = 0;
 
-	iwl_write32(trans(priv), CSR_UCODE_DRV_GP1_CLR,
+	iwl_write32(priv->trans, CSR_UCODE_DRV_GP1_CLR,
 		    CSR_UCODE_DRV_GP1_REG_BIT_CT_KILL_EXIT);
 
 	priv->thermal_throttle.ct_kill_toggle = false;
 
-	if (cfg(priv)->base_params->support_ct_kill_exit) {
+	if (priv->cfg->base_params->support_ct_kill_exit) {
 		adv_cmd.critical_temperature_enter =
 			cpu_to_le32(priv->hw_params.ct_kill_threshold);
 		adv_cmd.critical_temperature_exit =
@@ -754,7 +735,7 @@ void iwl_send_bt_config(struct iwl_priv *priv)
 		.kill_cts_mask = 0,
 	};
 
-	if (!iwlagn_mod_params.bt_coex_active)
+	if (!iwlwifi_mod_params.bt_coex_active)
 		bt_cmd.flags = BT_COEX_DISABLE;
 	else
 		bt_cmd.flags = BT_COEX_ENABLE;
@@ -792,10 +773,10 @@ int iwl_alive_start(struct iwl_priv *priv)
 	}
 
 	/* download priority table before any calibration request */
-	if (cfg(priv)->bt_params &&
-	    cfg(priv)->bt_params->advanced_bt_coexist) {
+	if (priv->cfg->bt_params &&
+	    priv->cfg->bt_params->advanced_bt_coexist) {
 		/* Configure Bluetooth device coexistence support */
-		if (cfg(priv)->bt_params->bt_sco_disable)
+		if (priv->cfg->bt_params->bt_sco_disable)
 			priv->bt_enable_pspoll = false;
 		else
 			priv->bt_enable_pspoll = true;
@@ -932,9 +913,9 @@ void iwl_down(struct iwl_priv *priv)
 	priv->bt_status = 0;
 	priv->cur_rssi_ctx = NULL;
 	priv->bt_is_sco = 0;
-	if (cfg(priv)->bt_params)
+	if (priv->cfg->bt_params)
 		priv->bt_traffic_load =
-			 cfg(priv)->bt_params->bt_init_traffic_load;
+			 priv->cfg->bt_params->bt_init_traffic_load;
 	else
 		priv->bt_traffic_load = 0;
 	priv->bt_full_concurrent = false;
@@ -949,7 +930,7 @@ void iwl_down(struct iwl_priv *priv)
 		ieee80211_stop_queues(priv->hw);
 
 	priv->ucode_loaded = false;
-	iwl_trans_stop_device(trans(priv));
+	iwl_trans_stop_device(priv->trans);
 
 	/* Clear out all status bits but a few that are stable across reset */
 	priv->status &= test_bit(STATUS_RF_KILL_HW, &priv->status) <<
@@ -1031,12 +1012,12 @@ void iwlagn_prepare_restart(struct iwl_priv *priv)
 	priv->bt_status = bt_status;
 	priv->bt_is_sco = bt_is_sco;
 
-	/* reset all queues */
-	for (i = 0; i < IEEE80211_NUM_ACS; i++)
-		atomic_set(&priv->ac_stop_count[i], 0);
-
+	/* reset aggregation queues */
 	for (i = IWLAGN_FIRST_AMPDU_QUEUE; i < IWL_MAX_HW_QUEUES; i++)
-		priv->queue_to_ac[i] = IWL_INVALID_AC;
+		priv->queue_to_mac80211[i] = IWL_INVALID_MAC80211_QUEUE;
+	/* and stop counts */
+	for (i = 0; i < IWL_MAX_HW_QUEUES; i++)
+		atomic_set(&priv->queue_stop_count[i], 0);
 
 	memset(priv->agg_q_alloc, 0, sizeof(priv->agg_q_alloc));
 }
@@ -1115,7 +1096,7 @@ void iwl_setup_deferred_work(struct iwl_priv *priv)
 
 	iwl_setup_scan_deferred_work(priv);
 
-	if (cfg(priv)->bt_params)
+	if (priv->cfg->bt_params)
 		iwlagn_bt_setup_deferred_work(priv);
 
 	init_timer(&priv->statistics_periodic);
@@ -1129,7 +1110,7 @@ void iwl_setup_deferred_work(struct iwl_priv *priv)
 
 void iwl_cancel_deferred_work(struct iwl_priv *priv)
 {
-	if (cfg(priv)->bt_params)
+	if (priv->cfg->bt_params)
 		iwlagn_bt_cancel_deferred_work(priv);
 
 	cancel_work_sync(&priv->run_time_calib_work);
@@ -1180,8 +1161,8 @@ static void iwl_init_ht_hw_capab(const struct iwl_priv *priv,
 
 	ht_info->ht_supported = true;
 
-	if (cfg(priv)->ht_params &&
-	    cfg(priv)->ht_params->ht_greenfield_support)
+	if (priv->cfg->ht_params &&
+	    priv->cfg->ht_params->ht_greenfield_support)
 		ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD;
 	ht_info->cap |= IEEE80211_HT_CAP_SGI_20;
 	max_bit_rate = MAX_BIT_RATE_20_MHZ;
@@ -1192,7 +1173,7 @@ static void iwl_init_ht_hw_capab(const struct iwl_priv *priv,
 		max_bit_rate = MAX_BIT_RATE_40_MHZ;
 	}
 
-	if (iwlagn_mod_params.amsdu_size_8K)
+	if (iwlwifi_mod_params.amsdu_size_8K)
 		ht_info->cap |= IEEE80211_HT_CAP_MAX_AMSDU;
 
 	ht_info->ampdu_factor = CFG_HT_RX_AMPDU_FACTOR_DEF;
@@ -1325,7 +1306,7 @@ static int iwl_init_geos(struct iwl_priv *priv)
 	     priv->hw_params.sku & EEPROM_SKU_CAP_BAND_52GHZ) {
 		IWL_INFO(priv, "Incorrectly detected BG card as ABG. "
 			"Please send your %s to maintainer.\n",
-			trans(priv)->hw_id_str);
+			priv->trans->hw_id_str);
 		priv->hw_params.sku &= ~EEPROM_SKU_CAP_BAND_52GHZ;
 	}
 
@@ -1363,7 +1344,7 @@ int iwl_init_drv(struct iwl_priv *priv)
 	priv->band = IEEE80211_BAND_2GHZ;
 
 	priv->plcp_delta_threshold =
-		cfg(priv)->base_params->plcp_delta_threshold;
+		priv->cfg->base_params->plcp_delta_threshold;
 
 	priv->iw_mode = NL80211_IFTYPE_STATION;
 	priv->current_ht_config.smps = IEEE80211_SMPS_STATIC;
@@ -1380,8 +1361,8 @@ int iwl_init_drv(struct iwl_priv *priv)
 	iwl_init_scan_params(priv);
 
 	/* init bt coex */
-	if (cfg(priv)->bt_params &&
-	    cfg(priv)->bt_params->advanced_bt_coexist) {
+	if (priv->cfg->bt_params &&
+	    priv->cfg->bt_params->advanced_bt_coexist) {
 		priv->kill_ack_mask = IWLAGN_BT_KILL_ACK_MASK_DEFAULT;
 		priv->kill_cts_mask = IWLAGN_BT_KILL_CTS_MASK_DEFAULT;
 		priv->bt_valid = IWLAGN_BT_ALL_VALID_MSK;
@@ -1426,11 +1407,11 @@ void iwl_uninit_drv(struct iwl_priv *priv)
 
 void iwl_set_hw_params(struct iwl_priv *priv)
 {
-	if (cfg(priv)->ht_params)
+	if (priv->cfg->ht_params)
 		priv->hw_params.use_rts_for_aggregation =
-			cfg(priv)->ht_params->use_rts_for_aggregation;
+			priv->cfg->ht_params->use_rts_for_aggregation;
 
-	if (iwlagn_mod_params.disable_11n & IWL_DISABLE_HT_ALL)
+	if (iwlwifi_mod_params.disable_11n & IWL_DISABLE_HT_ALL)
 		priv->hw_params.sku &= ~EEPROM_SKU_CAP_11N_ENABLE;
 
 	/* Device-specific setup */
@@ -1441,32 +1422,32 @@ void iwl_set_hw_params(struct iwl_priv *priv)
 
 void iwl_debug_config(struct iwl_priv *priv)
 {
-	dev_printk(KERN_INFO, trans(priv)->dev, "CONFIG_IWLWIFI_DEBUG "
+	dev_printk(KERN_INFO, priv->trans->dev, "CONFIG_IWLWIFI_DEBUG "
 #ifdef CONFIG_IWLWIFI_DEBUG
 		"enabled\n");
 #else
 		"disabled\n");
 #endif
-	dev_printk(KERN_INFO, trans(priv)->dev, "CONFIG_IWLWIFI_DEBUGFS "
+	dev_printk(KERN_INFO, priv->trans->dev, "CONFIG_IWLWIFI_DEBUGFS "
 #ifdef CONFIG_IWLWIFI_DEBUGFS
 		"enabled\n");
 #else
 		"disabled\n");
 #endif
-	dev_printk(KERN_INFO, trans(priv)->dev, "CONFIG_IWLWIFI_DEVICE_TRACING "
+	dev_printk(KERN_INFO, priv->trans->dev, "CONFIG_IWLWIFI_DEVICE_TRACING "
 #ifdef CONFIG_IWLWIFI_DEVICE_TRACING
 		"enabled\n");
 #else
 		"disabled\n");
 #endif
 
-	dev_printk(KERN_INFO, trans(priv)->dev, "CONFIG_IWLWIFI_DEVICE_TESTMODE "
+	dev_printk(KERN_INFO, priv->trans->dev, "CONFIG_IWLWIFI_DEVICE_TESTMODE "
 #ifdef CONFIG_IWLWIFI_DEVICE_TESTMODE
 		"enabled\n");
 #else
 		"disabled\n");
 #endif
-	dev_printk(KERN_INFO, trans(priv)->dev, "CONFIG_IWLWIFI_P2P "
+	dev_printk(KERN_INFO, priv->trans->dev, "CONFIG_IWLWIFI_P2P "
 #ifdef CONFIG_IWLWIFI_P2P
 		"enabled\n");
 #else
@@ -1475,6 +1456,7 @@ void iwl_debug_config(struct iwl_priv *priv)
 }
 
 static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
+						 const struct iwl_cfg *cfg,
 						 const struct iwl_fw *fw)
 {
 	struct iwl_priv *priv;
@@ -1491,8 +1473,6 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
 		STATISTICS_NOTIFICATION,
 		REPLY_TX,
 	};
-	const u8 *q_to_ac;
-	int n_q_to_ac;
 	int i;
 
 	/************************
@@ -1500,18 +1480,19 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
 	 ************************/
 	hw = iwl_alloc_all();
 	if (!hw) {
-		pr_err("%s: Cannot allocate network device\n",
-				cfg(trans)->name);
+		pr_err("%s: Cannot allocate network device\n", cfg->name);
 		goto out;
 	}
 
 	op_mode = hw->priv;
 	op_mode->ops = &iwl_dvm_ops;
 	priv = IWL_OP_MODE_GET_DVM(op_mode);
-	priv->shrd = trans->shrd;
+	priv->trans = trans;
+	priv->dev = trans->dev;
+	priv->cfg = cfg;
 	priv->fw = fw;
 
-	switch (cfg(priv)->device_family) {
+	switch (priv->cfg->device_family) {
 	case IWL_DEVICE_FAMILY_1000:
 	case IWL_DEVICE_FAMILY_100:
 		priv->lib = &iwl1000_lib;
@@ -1545,7 +1526,7 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
 	}
 
 	if (WARN_ON(!priv->lib))
-		goto out_free_traffic_mem;
+		goto out_free_hw;
 
 	/*
 	 * Populate the state variables that the transport layer needs
@@ -1554,10 +1535,10 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
 	trans_cfg.op_mode = op_mode;
 	trans_cfg.no_reclaim_cmds = no_reclaim_cmds;
 	trans_cfg.n_no_reclaim_cmds = ARRAY_SIZE(no_reclaim_cmds);
-	trans_cfg.rx_buf_size_8k = iwlagn_mod_params.amsdu_size_8K;
-	if (!iwlagn_mod_params.wd_disable)
+	trans_cfg.rx_buf_size_8k = iwlwifi_mod_params.amsdu_size_8K;
+	if (!iwlwifi_mod_params.wd_disable)
 		trans_cfg.queue_watchdog_timeout =
-			cfg(priv)->base_params->wd_timeout;
+			priv->cfg->base_params->wd_timeout;
 	else
 		trans_cfg.queue_watchdog_timeout = IWL_WATCHHDOG_DISABLED;
 	trans_cfg.command_names = iwl_dvm_cmd_strings;
@@ -1574,24 +1555,20 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
 		trans_cfg.queue_to_fifo = iwlagn_ipan_queue_to_tx_fifo;
 		trans_cfg.n_queue_to_fifo =
 			ARRAY_SIZE(iwlagn_ipan_queue_to_tx_fifo);
-		q_to_ac = iwlagn_pan_queue_to_ac;
-		n_q_to_ac = ARRAY_SIZE(iwlagn_pan_queue_to_ac);
 	} else {
 		priv->sta_key_max_num = STA_KEY_MAX_NUM;
 		trans_cfg.cmd_queue = IWL_DEFAULT_CMD_QUEUE_NUM;
 		trans_cfg.queue_to_fifo = iwlagn_default_queue_to_tx_fifo;
 		trans_cfg.n_queue_to_fifo =
 			ARRAY_SIZE(iwlagn_default_queue_to_tx_fifo);
-		q_to_ac = iwlagn_bss_queue_to_ac;
-		n_q_to_ac = ARRAY_SIZE(iwlagn_bss_queue_to_ac);
 	}
 
 	/* Configure transport layer */
-	iwl_trans_configure(trans(priv), &trans_cfg);
+	iwl_trans_configure(priv->trans, &trans_cfg);
 
 	/* At this point both hw and priv are allocated. */
 
-	SET_IEEE80211_DEV(priv->hw, trans(priv)->dev);
+	SET_IEEE80211_DEV(priv->hw, priv->trans->dev);
 
 	/* show what debugging capabilities we have */
 	iwl_debug_config(priv);
@@ -1600,40 +1577,37 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
 
 	/* is antenna coupling more than 35dB ? */
 	priv->bt_ant_couple_ok =
-		(iwlagn_mod_params.ant_coupling >
+		(iwlwifi_mod_params.ant_coupling >
 			IWL_BT_ANTENNA_COUPLING_THRESHOLD) ?
 			true : false;
 
 	/* enable/disable bt channel inhibition */
-	priv->bt_ch_announce = iwlagn_mod_params.bt_ch_announce;
+	priv->bt_ch_announce = iwlwifi_mod_params.bt_ch_announce;
 	IWL_DEBUG_INFO(priv, "BT channel inhibition is %s\n",
 		       (priv->bt_ch_announce) ? "On" : "Off");
 
-	if (iwl_alloc_traffic_mem(priv))
-		IWL_ERR(priv, "Not enough memory to generate traffic log\n");
-
 	/* these spin locks will be used in apm_ops.init and EEPROM access
 	 * we should init now
 	 */
-	spin_lock_init(&trans(priv)->reg_lock);
+	spin_lock_init(&priv->trans->reg_lock);
 	spin_lock_init(&priv->statistics.lock);
 
 	/***********************
 	 * 2. Read REV register
 	 ***********************/
 	IWL_INFO(priv, "Detected %s, REV=0x%X\n",
-		cfg(priv)->name, trans(priv)->hw_rev);
+		priv->cfg->name, priv->trans->hw_rev);
 
-	if (iwl_trans_start_hw(trans(priv)))
-		goto out_free_traffic_mem;
+	if (iwl_trans_start_hw(priv->trans))
+		goto out_free_hw;
 
 	/* Read the EEPROM */
-	if (iwl_eeprom_init(priv, trans(priv)->hw_rev)) {
+	if (iwl_eeprom_init(priv, priv->trans->hw_rev)) {
 		IWL_ERR(priv, "Unable to init EEPROM\n");
-		goto out_free_traffic_mem;
+		goto out_free_hw;
 	}
 	/* Reset chip to save power until we load uCode during "up". */
-	iwl_trans_stop_hw(trans(priv));
+	iwl_trans_stop_hw(priv->trans, false);
 
 	if (iwl_eeprom_check_version(priv))
 		goto out_free_eeprom;
@@ -1672,24 +1646,21 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
 		trans_cfg.queue_to_fifo = iwlagn_default_queue_to_tx_fifo;
 		trans_cfg.n_queue_to_fifo =
 			ARRAY_SIZE(iwlagn_default_queue_to_tx_fifo);
-		q_to_ac = iwlagn_bss_queue_to_ac;
-		n_q_to_ac = ARRAY_SIZE(iwlagn_bss_queue_to_ac);
 
 		/* Configure transport layer again*/
-		iwl_trans_configure(trans(priv), &trans_cfg);
+		iwl_trans_configure(priv->trans, &trans_cfg);
 	}
 
 	/*******************
 	 * 5. Setup priv
 	 *******************/
-	for (i = 0; i < IEEE80211_NUM_ACS; i++)
-		atomic_set(&priv->ac_stop_count[i], 0);
-
 	for (i = 0; i < IWL_MAX_HW_QUEUES; i++) {
-		if (i < n_q_to_ac)
-			priv->queue_to_ac[i] = q_to_ac[i];
-		else
-			priv->queue_to_ac[i] = IWL_INVALID_AC;
+		priv->queue_to_mac80211[i] = IWL_INVALID_MAC80211_QUEUE;
+		if (i < IWLAGN_FIRST_AMPDU_QUEUE &&
+		    i != IWL_DEFAULT_CMD_QUEUE_NUM &&
+		    i != IWL_IPAN_CMD_QUEUE_NUM)
+			priv->queue_to_mac80211[i] = i;
+		atomic_set(&priv->queue_stop_count[i], 0);
 	}
 
 	WARN_ON(trans_cfg.queue_to_fifo[trans_cfg.cmd_queue] !=
@@ -1745,8 +1716,7 @@ out_destroy_workqueue:
 	iwl_uninit_drv(priv);
 out_free_eeprom:
 	iwl_eeprom_free(priv);
-out_free_traffic_mem:
-	iwl_free_traffic_mem(priv);
+out_free_hw:
 	ieee80211_free_hw(priv->hw);
 out:
 	op_mode = NULL;
@@ -1768,7 +1738,7 @@ void iwl_op_mode_dvm_stop(struct iwl_op_mode *op_mode)
 
 	/*This will stop the queues, move the device to low power state */
 	priv->ucode_loaded = false;
-	iwl_trans_stop_device(trans(priv));
+	iwl_trans_stop_device(priv->trans);
 
 	iwl_eeprom_free(priv);
 
@@ -1780,12 +1750,12 @@ void iwl_op_mode_dvm_stop(struct iwl_op_mode *op_mode)
 	 * until now... */
 	destroy_workqueue(priv->workqueue);
 	priv->workqueue = NULL;
-	iwl_free_traffic_mem(priv);
 
 	iwl_uninit_drv(priv);
 
 	dev_kfree_skb(priv->beacon_skb);
 
+	iwl_trans_stop_hw(priv->trans, true);
 	ieee80211_free_hw(priv->hw);
 }
 
@@ -1860,7 +1830,7 @@ static const char *desc_lookup(u32 num)
 
 static void iwl_dump_nic_error_log(struct iwl_priv *priv)
 {
-	struct iwl_trans *trans = trans(priv);
+	struct iwl_trans *trans = priv->trans;
 	u32 base;
 	struct iwl_error_event_table table;
 
@@ -1950,7 +1920,7 @@ static int iwl_print_event_log(struct iwl_priv *priv, u32 start_idx,
 	u32 ev, time, data; /* event log data */
 	unsigned long reg_flags;
 
-	struct iwl_trans *trans = trans(priv);
+	struct iwl_trans *trans = priv->trans;
 
 	if (num_events == 0)
 		return pos;
@@ -2068,7 +2038,7 @@ int iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
 	u32 logsize;
 	int pos = 0;
 	size_t bufsz = 0;
-	struct iwl_trans *trans = trans(priv);
+	struct iwl_trans *trans = priv->trans;
 
 	base = priv->device_pointers.log_event_table;
 	if (priv->cur_ucode == IWL_UCODE_INIT) {
@@ -2184,7 +2154,7 @@ static void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand)
 	 * commands by clearing the ready bit */
 	clear_bit(STATUS_READY, &priv->status);
 
-	wake_up(&trans(priv)->wait_command_queue);
+	wake_up(&priv->trans->wait_command_queue);
 
 	if (!ondemand) {
 		/*
@@ -2208,7 +2178,7 @@ static void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand)
 	}
 
 	if (!test_bit(STATUS_EXIT_PENDING, &priv->status)) {
-		if (iwlagn_mod_params.restart_fw) {
+		if (iwlwifi_mod_params.restart_fw) {
 			IWL_DEBUG_FW_ERRORS(priv,
 				  "Restarting adapter due to uCode error.\n");
 			queue_work(priv->workqueue, &priv->restart);
@@ -2259,56 +2229,56 @@ static void iwl_wimax_active(struct iwl_op_mode *op_mode)
 void iwl_stop_sw_queue(struct iwl_op_mode *op_mode, int queue)
 {
 	struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
-	int ac = priv->queue_to_ac[queue];
+	int mq = priv->queue_to_mac80211[queue];
 
-	if (WARN_ON_ONCE(ac == IWL_INVALID_AC))
+	if (WARN_ON_ONCE(mq == IWL_INVALID_MAC80211_QUEUE))
 		return;
 
-	if (atomic_inc_return(&priv->ac_stop_count[ac]) > 1) {
+	if (atomic_inc_return(&priv->queue_stop_count[mq]) > 1) {
 		IWL_DEBUG_TX_QUEUES(priv,
-			"queue %d (AC %d) already stopped\n",
-			queue, ac);
+			"queue %d (mac80211 %d) already stopped\n",
+			queue, mq);
 		return;
 	}
 
-	set_bit(ac, &priv->transport_queue_stop);
-	ieee80211_stop_queue(priv->hw, ac);
+	set_bit(mq, &priv->transport_queue_stop);
+	ieee80211_stop_queue(priv->hw, mq);
 }
 
 void iwl_wake_sw_queue(struct iwl_op_mode *op_mode, int queue)
 {
 	struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
-	int ac = priv->queue_to_ac[queue];
+	int mq = priv->queue_to_mac80211[queue];
 
-	if (WARN_ON_ONCE(ac == IWL_INVALID_AC))
+	if (WARN_ON_ONCE(mq == IWL_INVALID_MAC80211_QUEUE))
 		return;
 
-	if (atomic_dec_return(&priv->ac_stop_count[ac]) > 0) {
+	if (atomic_dec_return(&priv->queue_stop_count[mq]) > 0) {
 		IWL_DEBUG_TX_QUEUES(priv,
-			"queue %d (AC %d) already awake\n",
-			queue, ac);
+			"queue %d (mac80211 %d) already awake\n",
+			queue, mq);
 		return;
 	}
 
-	clear_bit(ac, &priv->transport_queue_stop);
+	clear_bit(mq, &priv->transport_queue_stop);
 
 	if (!priv->passive_no_rx)
-		ieee80211_wake_queue(priv->hw, ac);
+		ieee80211_wake_queue(priv->hw, mq);
 }
 
 void iwlagn_lift_passive_no_rx(struct iwl_priv *priv)
 {
-	int ac;
+	int mq;
 
 	if (!priv->passive_no_rx)
 		return;
 
-	for (ac = IEEE80211_AC_VO; ac < IEEE80211_NUM_ACS; ac++) {
-		if (!test_bit(ac, &priv->transport_queue_stop)) {
-			IWL_DEBUG_TX_QUEUES(priv, "Wake queue %d");
-			ieee80211_wake_queue(priv->hw, ac);
+	for (mq = 0; mq < IWLAGN_FIRST_AMPDU_QUEUE; mq++) {
+		if (!test_bit(mq, &priv->transport_queue_stop)) {
+			IWL_DEBUG_TX_QUEUES(priv, "Wake queue %d", mq);
+			ieee80211_wake_queue(priv->hw, mq);
 		} else {
-			IWL_DEBUG_TX_QUEUES(priv, "Don't wake queue %d");
+			IWL_DEBUG_TX_QUEUES(priv, "Don't wake queue %d", mq);
 		}
 	}
 
@@ -2398,77 +2368,3 @@ static void __exit iwl_exit(void)
 
 module_exit(iwl_exit);
 module_init(iwl_init);
-
-#ifdef CONFIG_IWLWIFI_DEBUG
-module_param_named(debug, iwlagn_mod_params.debug_level, uint,
-		   S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(debug, "debug output mask");
-#endif
-
-module_param_named(swcrypto, iwlagn_mod_params.sw_crypto, int, S_IRUGO);
-MODULE_PARM_DESC(swcrypto, "using crypto in software (default 0 [hardware])");
-module_param_named(11n_disable, iwlagn_mod_params.disable_11n, uint, S_IRUGO);
-MODULE_PARM_DESC(11n_disable,
-	"disable 11n functionality, bitmap: 1: full, 2: agg TX, 4: agg RX");
-module_param_named(amsdu_size_8K, iwlagn_mod_params.amsdu_size_8K,
-		   int, S_IRUGO);
-MODULE_PARM_DESC(amsdu_size_8K, "enable 8K amsdu size");
-module_param_named(fw_restart, iwlagn_mod_params.restart_fw, int, S_IRUGO);
-MODULE_PARM_DESC(fw_restart, "restart firmware in case of error");
-
-module_param_named(antenna_coupling, iwlagn_mod_params.ant_coupling,
-		   int, S_IRUGO);
-MODULE_PARM_DESC(antenna_coupling,
-		 "specify antenna coupling in dB (defualt: 0 dB)");
-
-module_param_named(bt_ch_inhibition, iwlagn_mod_params.bt_ch_announce,
-		   bool, S_IRUGO);
-MODULE_PARM_DESC(bt_ch_inhibition,
-		 "Enable BT channel inhibition (default: enable)");
-
-module_param_named(plcp_check, iwlagn_mod_params.plcp_check, bool, S_IRUGO);
-MODULE_PARM_DESC(plcp_check, "Check plcp health (default: 1 [enabled])");
-
-module_param_named(wd_disable, iwlagn_mod_params.wd_disable, int, S_IRUGO);
-MODULE_PARM_DESC(wd_disable,
-		"Disable stuck queue watchdog timer 0=system default, "
-		"1=disable, 2=enable (default: 0)");
-
-/*
- * set bt_coex_active to true, uCode will do kill/defer
- * every time the priority line is asserted (BT is sending signals on the
- * priority line in the PCIx).
- * set bt_coex_active to false, uCode will ignore the BT activity and
- * perform the normal operation
- *
- * User might experience transmit issue on some platform due to WiFi/BT
- * co-exist problem. The possible behaviors are:
- *   Able to scan and finding all the available AP
- *   Not able to associate with any AP
- * On those platforms, WiFi communication can be restored by set
- * "bt_coex_active" module parameter to "false"
- *
- * default: bt_coex_active = true (BT_COEX_ENABLE)
- */
-module_param_named(bt_coex_active, iwlagn_mod_params.bt_coex_active,
-		bool, S_IRUGO);
-MODULE_PARM_DESC(bt_coex_active, "enable wifi/bt co-exist (default: enable)");
-
-module_param_named(led_mode, iwlagn_mod_params.led_mode, int, S_IRUGO);
-MODULE_PARM_DESC(led_mode, "0=system default, "
-		"1=On(RF On)/Off(RF Off), 2=blinking, 3=Off (default: 0)");
-
-module_param_named(power_save, iwlagn_mod_params.power_save,
-		bool, S_IRUGO);
-MODULE_PARM_DESC(power_save,
-		 "enable WiFi power management (default: disable)");
-
-module_param_named(power_level, iwlagn_mod_params.power_level,
-		int, S_IRUGO);
-MODULE_PARM_DESC(power_level,
-		 "default power save level (range from 1 - 5, default: 1)");
-
-module_param_named(auto_agg, iwlagn_mod_params.auto_agg,
-		bool, S_IRUGO);
-MODULE_PARM_DESC(auto_agg,
-		 "enable agg w/o check traffic load (default: enable)");

drivers/net/wireless/iwlwifi/iwl-agn.h

@@ -64,6 +64,7 @@
 #define __iwl_agn_h__
 
 #include "iwl-dev.h"
+#include "iwl-config.h"
 
 /* The first 11 queues (0-10) are used otherwise */
 #define IWLAGN_FIRST_AMPDU_QUEUE	11
@@ -81,6 +82,7 @@ extern struct iwl_lib_ops iwl6000_lib;
 extern struct iwl_lib_ops iwl6030_lib;
 
 
+#define TIME_UNIT		1024
 
 /*****************************************************
 * DRIVER STATUS FUNCTIONS
@@ -154,7 +156,6 @@ void iwl_set_flags_for_band(struct iwl_priv *priv,
 			    struct iwl_rxon_context *ctx,
 			    enum ieee80211_band band,
 			    struct ieee80211_vif *vif);
-void iwl_set_rate(struct iwl_priv *priv);
 
 /* uCode */
 int iwl_send_bt_env(struct iwl_priv *priv, u8 action, u8 type);
@@ -279,8 +280,8 @@ void iwlagn_bt_adjust_rssi_monitor(struct iwl_priv *priv, bool rssi_ena);
 
 static inline bool iwl_advanced_bt_coexist(struct iwl_priv *priv)
 {
-	return cfg(priv)->bt_params &&
-	       cfg(priv)->bt_params->advanced_bt_coexist;
+	return priv->cfg->bt_params &&
+	       priv->cfg->bt_params->advanced_bt_coexist;
 }
 
 #ifdef CONFIG_IWLWIFI_DEBUG
@@ -472,16 +473,29 @@ static inline void iwl_dvm_set_pmi(struct iwl_priv *priv, bool state)
 		set_bit(STATUS_POWER_PMI, &priv->status);
 	else
 		clear_bit(STATUS_POWER_PMI, &priv->status);
-	iwl_trans_set_pmi(trans(priv), state);
+	iwl_trans_set_pmi(priv->trans, state);
 }
 
+#ifdef CONFIG_IWLWIFI_DEBUGFS
+int iwl_dbgfs_register(struct iwl_priv *priv, const char *name);
+void iwl_dbgfs_unregister(struct iwl_priv *priv);
+#else
+static inline int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
+{
+	return 0;
+}
+static inline void iwl_dbgfs_unregister(struct iwl_priv *priv)
+{
+}
+#endif /* CONFIG_IWLWIFI_DEBUGFS */
+
 #ifdef CONFIG_IWLWIFI_DEBUG
 #define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...)	\
 do {									\
 	if (!iwl_is_rfkill((m)))					\
 		IWL_ERR(m, fmt, ##args);				\
 	else								\
-		__iwl_err(trans(m)->dev, true,				\
+		__iwl_err((m)->dev, true,				\
 			  !iwl_have_debug_level(IWL_DL_RADIO),		\
 			  fmt, ##args);					\
 } while (0)
@@ -491,7 +505,7 @@ do {									\
 	if (!iwl_is_rfkill((m)))					\
 		IWL_ERR(m, fmt, ##args);				\
 	else								\
-		__iwl_err(trans(m)->dev, true, true, fmt, ##args);	\
+		__iwl_err((m)->dev, true, true, fmt, ##args);	\
 } while (0)
 #endif				/* CONFIG_IWLWIFI_DEBUG */
 

drivers/net/wireless/iwlwifi/iwl-config.h

@@ -101,6 +101,34 @@ enum iwl_led_mode {
 	IWL_LED_DISABLE,
 };
 
+/*
+ * This is the threshold value of plcp error rate per 100mSecs.  It is
+ * used to set and check for the validity of plcp_delta.
+ */
+#define IWL_MAX_PLCP_ERR_THRESHOLD_MIN		1
+#define IWL_MAX_PLCP_ERR_THRESHOLD_DEF		50
+#define IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF	100
+#define IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF	200
+#define IWL_MAX_PLCP_ERR_THRESHOLD_MAX		255
+#define IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE	0
+
+/* TX queue watchdog timeouts in mSecs */
+#define IWL_WATCHHDOG_DISABLED	0
+#define IWL_DEF_WD_TIMEOUT	2000
+#define IWL_LONG_WD_TIMEOUT	10000
+#define IWL_MAX_WD_TIMEOUT	120000
+
+/* Antenna presence definitions */
+#define	ANT_NONE	0x0
+#define	ANT_A		BIT(0)
+#define	ANT_B		BIT(1)
+#define ANT_C		BIT(2)
+#define	ANT_AB		(ANT_A | ANT_B)
+#define	ANT_AC		(ANT_A | ANT_C)
+#define ANT_BC		(ANT_B | ANT_C)
+#define ANT_ABC		(ANT_A | ANT_B | ANT_C)
+
+
 /*
  * @max_ll_items: max number of OTP blocks
  * @shadow_ram_support: shadow support for OTP memory

drivers/net/wireless/iwlwifi/iwl-core.c

@@ -1,297 +0,0 @@
-/******************************************************************************
- *
- * GPL LICENSE SUMMARY
- *
- * Copyright(c) 2008 - 2012 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
- * USA
- *
- * The full GNU General Public License is included in this distribution
- * in the file called LICENSE.GPL.
- *
- * Contact Information:
- *  Intel Linux Wireless <ilw@linux.intel.com>
- * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
- *****************************************************************************/
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/sched.h>
-#include <linux/slab.h>
-#include <net/mac80211.h>
-
-#include "iwl-eeprom.h"
-#include "iwl-debug.h"
-#include "iwl-core.h"
-#include "iwl-io.h"
-#include "iwl-power.h"
-#include "iwl-shared.h"
-#include "iwl-agn.h"
-#include "iwl-trans.h"
-
-
-
-#ifdef CONFIG_IWLWIFI_DEBUGFS
-
-#define IWL_TRAFFIC_DUMP_SIZE	(IWL_TRAFFIC_ENTRY_SIZE * IWL_TRAFFIC_ENTRIES)
-
-void iwl_reset_traffic_log(struct iwl_priv *priv)
-{
-	priv->tx_traffic_idx = 0;
-	priv->rx_traffic_idx = 0;
-	if (priv->tx_traffic)
-		memset(priv->tx_traffic, 0, IWL_TRAFFIC_DUMP_SIZE);
-	if (priv->rx_traffic)
-		memset(priv->rx_traffic, 0, IWL_TRAFFIC_DUMP_SIZE);
-}
-
-int iwl_alloc_traffic_mem(struct iwl_priv *priv)
-{
-	u32 traffic_size = IWL_TRAFFIC_DUMP_SIZE;
-
-	if (iwl_have_debug_level(IWL_DL_TX)) {
-		if (!priv->tx_traffic) {
-			priv->tx_traffic =
-				kzalloc(traffic_size, GFP_KERNEL);
-			if (!priv->tx_traffic)
-				return -ENOMEM;
-		}
-	}
-	if (iwl_have_debug_level(IWL_DL_RX)) {
-		if (!priv->rx_traffic) {
-			priv->rx_traffic =
-				kzalloc(traffic_size, GFP_KERNEL);
-			if (!priv->rx_traffic)
-				return -ENOMEM;
-		}
-	}
-	iwl_reset_traffic_log(priv);
-	return 0;
-}
-
-void iwl_free_traffic_mem(struct iwl_priv *priv)
-{
-	kfree(priv->tx_traffic);
-	priv->tx_traffic = NULL;
-
-	kfree(priv->rx_traffic);
-	priv->rx_traffic = NULL;
-}
-
-void iwl_dbg_log_tx_data_frame(struct iwl_priv *priv,
-		      u16 length, struct ieee80211_hdr *header)
-{
-	__le16 fc;
-	u16 len;
-
-	if (likely(!iwl_have_debug_level(IWL_DL_TX)))
-		return;
-
-	if (!priv->tx_traffic)
-		return;
-
-	fc = header->frame_control;
-	if (ieee80211_is_data(fc)) {
-		len = (length > IWL_TRAFFIC_ENTRY_SIZE)
-		       ? IWL_TRAFFIC_ENTRY_SIZE : length;
-		memcpy((priv->tx_traffic +
-		       (priv->tx_traffic_idx * IWL_TRAFFIC_ENTRY_SIZE)),
-		       header, len);
-		priv->tx_traffic_idx =
-			(priv->tx_traffic_idx + 1) % IWL_TRAFFIC_ENTRIES;
-	}
-}
-
-void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv,
-		      u16 length, struct ieee80211_hdr *header)
-{
-	__le16 fc;
-	u16 len;
-
-	if (likely(!iwl_have_debug_level(IWL_DL_RX)))
-		return;
-
-	if (!priv->rx_traffic)
-		return;
-
-	fc = header->frame_control;
-	if (ieee80211_is_data(fc)) {
-		len = (length > IWL_TRAFFIC_ENTRY_SIZE)
-		       ? IWL_TRAFFIC_ENTRY_SIZE : length;
-		memcpy((priv->rx_traffic +
-		       (priv->rx_traffic_idx * IWL_TRAFFIC_ENTRY_SIZE)),
-		       header, len);
-		priv->rx_traffic_idx =
-			(priv->rx_traffic_idx + 1) % IWL_TRAFFIC_ENTRIES;
-	}
-}
-
-const char *get_mgmt_string(int cmd)
-{
-#define IWL_CMD(x) case x: return #x
-	switch (cmd) {
-		IWL_CMD(MANAGEMENT_ASSOC_REQ);
-		IWL_CMD(MANAGEMENT_ASSOC_RESP);
-		IWL_CMD(MANAGEMENT_REASSOC_REQ);
-		IWL_CMD(MANAGEMENT_REASSOC_RESP);
-		IWL_CMD(MANAGEMENT_PROBE_REQ);
-		IWL_CMD(MANAGEMENT_PROBE_RESP);
-		IWL_CMD(MANAGEMENT_BEACON);
-		IWL_CMD(MANAGEMENT_ATIM);
-		IWL_CMD(MANAGEMENT_DISASSOC);
-		IWL_CMD(MANAGEMENT_AUTH);
-		IWL_CMD(MANAGEMENT_DEAUTH);
-		IWL_CMD(MANAGEMENT_ACTION);
-	default:
-		return "UNKNOWN";
-
-	}
-#undef IWL_CMD
-}
-
-const char *get_ctrl_string(int cmd)
-{
-#define IWL_CMD(x) case x: return #x
-	switch (cmd) {
-		IWL_CMD(CONTROL_BACK_REQ);
-		IWL_CMD(CONTROL_BACK);
-		IWL_CMD(CONTROL_PSPOLL);
-		IWL_CMD(CONTROL_RTS);
-		IWL_CMD(CONTROL_CTS);
-		IWL_CMD(CONTROL_ACK);
-		IWL_CMD(CONTROL_CFEND);
-		IWL_CMD(CONTROL_CFENDACK);
-	default:
-		return "UNKNOWN";
-
-	}
-#undef IWL_CMD
-}
-
-void iwl_clear_traffic_stats(struct iwl_priv *priv)
-{
-	memset(&priv->tx_stats, 0, sizeof(struct traffic_stats));
-	memset(&priv->rx_stats, 0, sizeof(struct traffic_stats));
-}
-
-/*
- * if CONFIG_IWLWIFI_DEBUGFS defined, iwl_update_stats function will
- * record all the MGMT, CTRL and DATA pkt for both TX and Rx pass.
- * Use debugFs to display the rx/rx_statistics
- * if CONFIG_IWLWIFI_DEBUGFS not being defined, then no MGMT and CTRL
- * information will be recorded, but DATA pkt still will be recorded
- * for the reason of iwl_led.c need to control the led blinking based on
- * number of tx and rx data.
- *
- */
-void iwl_update_stats(struct iwl_priv *priv, bool is_tx, __le16 fc, u16 len)
-{
-	struct traffic_stats	*stats;
-
-	if (is_tx)
-		stats = &priv->tx_stats;
-	else
-		stats = &priv->rx_stats;
-
-	if (ieee80211_is_mgmt(fc)) {
-		switch (fc & cpu_to_le16(IEEE80211_FCTL_STYPE)) {
-		case cpu_to_le16(IEEE80211_STYPE_ASSOC_REQ):
-			stats->mgmt[MANAGEMENT_ASSOC_REQ]++;
-			break;
-		case cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP):
-			stats->mgmt[MANAGEMENT_ASSOC_RESP]++;
-			break;
-		case cpu_to_le16(IEEE80211_STYPE_REASSOC_REQ):
-			stats->mgmt[MANAGEMENT_REASSOC_REQ]++;
-			break;
-		case cpu_to_le16(IEEE80211_STYPE_REASSOC_RESP):
-			stats->mgmt[MANAGEMENT_REASSOC_RESP]++;
-			break;
-		case cpu_to_le16(IEEE80211_STYPE_PROBE_REQ):
-			stats->mgmt[MANAGEMENT_PROBE_REQ]++;
-			break;
-		case cpu_to_le16(IEEE80211_STYPE_PROBE_RESP):
-			stats->mgmt[MANAGEMENT_PROBE_RESP]++;
-			break;
-		case cpu_to_le16(IEEE80211_STYPE_BEACON):
-			stats->mgmt[MANAGEMENT_BEACON]++;
-			break;
-		case cpu_to_le16(IEEE80211_STYPE_ATIM):
-			stats->mgmt[MANAGEMENT_ATIM]++;
-			break;
-		case cpu_to_le16(IEEE80211_STYPE_DISASSOC):
-			stats->mgmt[MANAGEMENT_DISASSOC]++;
-			break;
-		case cpu_to_le16(IEEE80211_STYPE_AUTH):
-			stats->mgmt[MANAGEMENT_AUTH]++;
-			break;
-		case cpu_to_le16(IEEE80211_STYPE_DEAUTH):
-			stats->mgmt[MANAGEMENT_DEAUTH]++;
-			break;
-		case cpu_to_le16(IEEE80211_STYPE_ACTION):
-			stats->mgmt[MANAGEMENT_ACTION]++;
-			break;
-		}
-	} else if (ieee80211_is_ctl(fc)) {
-		switch (fc & cpu_to_le16(IEEE80211_FCTL_STYPE)) {
-		case cpu_to_le16(IEEE80211_STYPE_BACK_REQ):
-			stats->ctrl[CONTROL_BACK_REQ]++;
-			break;
-		case cpu_to_le16(IEEE80211_STYPE_BACK):
-			stats->ctrl[CONTROL_BACK]++;
-			break;
-		case cpu_to_le16(IEEE80211_STYPE_PSPOLL):
-			stats->ctrl[CONTROL_PSPOLL]++;
-			break;
-		case cpu_to_le16(IEEE80211_STYPE_RTS):
-			stats->ctrl[CONTROL_RTS]++;
-			break;
-		case cpu_to_le16(IEEE80211_STYPE_CTS):
-			stats->ctrl[CONTROL_CTS]++;
-			break;
-		case cpu_to_le16(IEEE80211_STYPE_ACK):
-			stats->ctrl[CONTROL_ACK]++;
-			break;
-		case cpu_to_le16(IEEE80211_STYPE_CFEND):
-			stats->ctrl[CONTROL_CFEND]++;
-			break;
-		case cpu_to_le16(IEEE80211_STYPE_CFENDACK):
-			stats->ctrl[CONTROL_CFENDACK]++;
-			break;
-		}
-	} else {
-		/* data */
-		stats->data_cnt++;
-		stats->data_bytes += len;
-	}
-}
-#endif
-
-int iwl_cmd_echo_test(struct iwl_priv *priv)
-{
-	int ret;
-	struct iwl_host_cmd cmd = {
-		.id = REPLY_ECHO,
-		.len = { 0 },
-		.flags = CMD_SYNC,
-	};
-
-	ret = iwl_dvm_send_cmd(priv, &cmd);
-	if (ret)
-		IWL_ERR(priv, "echo testing fail: 0X%x\n", ret);
-	else
-		IWL_DEBUG_INFO(priv, "echo testing pass\n");
-	return ret;
-}

drivers/net/wireless/iwlwifi/iwl-core.h

@@ -1,133 +0,0 @@
-/******************************************************************************
- *
- * This file is provided under a dual BSD/GPLv2 license.  When using or
- * redistributing this file, you may do so under either license.
- *
- * GPL LICENSE SUMMARY
- *
- * Copyright(c) 2008 - 2012 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
- * USA
- *
- * The full GNU General Public License is included in this distribution
- * in the file called LICENSE.GPL.
- *
- * Contact Information:
- *  Intel Linux Wireless <ilw@linux.intel.com>
- * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
- *
- * BSD LICENSE
- *
- * Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- *  * Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- *  * Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in
- *    the documentation and/or other materials provided with the
- *    distribution.
- *  * Neither the name Intel Corporation nor the names of its
- *    contributors may be used to endorse or promote products derived
- *    from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *****************************************************************************/
-
-#ifndef __iwl_core_h__
-#define __iwl_core_h__
-
-#include "iwl-dev.h"
-#include "iwl-io.h"
-
-/************************
- * forward declarations *
- ************************/
-struct iwl_host_cmd;
-struct iwl_cmd;
-
-#define TIME_UNIT		1024
-
-/***************************
- *   L i b                 *
- ***************************/
-
-int iwl_cmd_echo_test(struct iwl_priv *priv);
-#ifdef CONFIG_IWLWIFI_DEBUGFS
-int iwl_alloc_traffic_mem(struct iwl_priv *priv);
-void iwl_free_traffic_mem(struct iwl_priv *priv);
-void iwl_dbg_log_tx_data_frame(struct iwl_priv *priv,
-				u16 length, struct ieee80211_hdr *header);
-void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv,
-				u16 length, struct ieee80211_hdr *header);
-const char *get_mgmt_string(int cmd);
-const char *get_ctrl_string(int cmd);
-void iwl_clear_traffic_stats(struct iwl_priv *priv);
-void iwl_update_stats(struct iwl_priv *priv, bool is_tx, __le16 fc,
-		      u16 len);
-void iwl_reset_traffic_log(struct iwl_priv *priv);
-
-#else
-static inline int iwl_alloc_traffic_mem(struct iwl_priv *priv)
-{
-	return 0;
-}
-static inline void iwl_free_traffic_mem(struct iwl_priv *priv)
-{
-}
-static inline void iwl_reset_traffic_log(struct iwl_priv *priv)
-{
-}
-static inline void iwl_dbg_log_tx_data_frame(struct iwl_priv *priv,
-		      u16 length, struct ieee80211_hdr *header)
-{
-}
-static inline void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv,
-		      u16 length, struct ieee80211_hdr *header)
-{
-}
-static inline void iwl_update_stats(struct iwl_priv *priv, bool is_tx,
-				    __le16 fc, u16 len)
-{
-}
-#endif
-
-/*******************************************************************************
- * Scanning
- ******************************************************************************/
-/* traffic log definitions */
-#define IWL_TRAFFIC_ENTRIES	(256)
-#define IWL_TRAFFIC_ENTRY_SIZE  (64)
-
-/*****************************************************
- *   S e n d i n g     H o s t     C o m m a n d s   *
- *****************************************************/
-extern bool bt_siso_mode;
-
-#endif /* __iwl_core_h__ */

drivers/net/wireless/iwlwifi/iwl-debug.c

@@ -63,6 +63,7 @@
 
 #include <linux/interrupt.h>
 #include "iwl-debug.h"
+#include "iwl-devtrace.h"
 
 #define __iwl_fn(fn)						\
 void __iwl_ ##fn(struct device *dev, const char *fmt, ...)	\

drivers/net/wireless/iwlwifi/iwl-debug.h

@@ -29,10 +29,13 @@
 #ifndef __iwl_debug_h__
 #define __iwl_debug_h__
 
-#include "iwl-shared.h"
-#include "iwl-devtrace.h"
+#include "iwl-modparams.h"
 
-struct iwl_priv;
+
+static inline bool iwl_have_debug_level(u32 level)
+{
+	return iwlwifi_mod_params.debug_level & level;
+}
 
 void __iwl_err(struct device *dev, bool rfkill_prefix, bool only_trace,
 		const char *fmt, ...);
@@ -41,10 +44,10 @@ void __iwl_info(struct device *dev, const char *fmt, ...);
 void __iwl_crit(struct device *dev, const char *fmt, ...);
 
 /* No matter what is m (priv, bus, trans), this will work */
-#define IWL_ERR(m, f, a...) __iwl_err(trans(m)->dev, false, false, f, ## a)
-#define IWL_WARN(m, f, a...) __iwl_warn(trans(m)->dev, f, ## a)
-#define IWL_INFO(m, f, a...) __iwl_info(trans(m)->dev, f, ## a)
-#define IWL_CRIT(m, f, a...) __iwl_crit(trans(m)->dev, f, ## a)
+#define IWL_ERR(m, f, a...) __iwl_err((m)->dev, false, false, f, ## a)
+#define IWL_WARN(m, f, a...) __iwl_warn((m)->dev, f, ## a)
+#define IWL_INFO(m, f, a...) __iwl_info((m)->dev, f, ## a)
+#define IWL_CRIT(m, f, a...) __iwl_crit((m)->dev, f, ## a)
 
 #if defined(CONFIG_IWLWIFI_DEBUG) || defined(CONFIG_IWLWIFI_DEVICE_TRACING)
 void __iwl_dbg(struct device *dev,
@@ -65,9 +68,9 @@ do {									\
 } while (0)
 
 #define IWL_DEBUG(m, level, fmt, args...)				\
-	__iwl_dbg(trans(m)->dev, level, false, __func__, fmt, ##args)
+	__iwl_dbg((m)->dev, level, false, __func__, fmt, ##args)
 #define IWL_DEBUG_LIMIT(m, level, fmt, args...)				\
-	__iwl_dbg(trans(m)->dev, level, true, __func__, fmt, ##args)
+	__iwl_dbg((m)->dev, level, true, __func__, fmt, ##args)
 
 #ifdef CONFIG_IWLWIFI_DEBUG
 #define iwl_print_hex_dump(m, level, p, len)				\
@@ -80,19 +83,6 @@ do {                                            			\
 #define iwl_print_hex_dump(m, level, p, len)
 #endif				/* CONFIG_IWLWIFI_DEBUG */
 
-#ifdef CONFIG_IWLWIFI_DEBUGFS
-int iwl_dbgfs_register(struct iwl_priv *priv, const char *name);
-void iwl_dbgfs_unregister(struct iwl_priv *priv);
-#else
-static inline int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
-{
-	return 0;
-}
-static inline void iwl_dbgfs_unregister(struct iwl_priv *priv)
-{
-}
-#endif				/* CONFIG_IWLWIFI_DEBUGFS */
-
 /*
  * To use the debug system:
  *

drivers/net/wireless/iwlwifi/iwl-debugfs.c

@@ -37,9 +37,9 @@
 
 #include "iwl-dev.h"
 #include "iwl-debug.h"
-#include "iwl-core.h"
 #include "iwl-io.h"
 #include "iwl-agn.h"
+#include "iwl-modparams.h"
 
 /* create and remove of files */
 #define DEBUGFS_ADD_FILE(name, parent, mode) do {			\
@@ -111,105 +111,6 @@ static const struct file_operations iwl_dbgfs_##name##_ops = {          \
 	.llseek = generic_file_llseek,					\
 };
 
-static ssize_t iwl_dbgfs_tx_statistics_read(struct file *file,
-						char __user *user_buf,
-						size_t count, loff_t *ppos) {
-
-	struct iwl_priv *priv = file->private_data;
-	char *buf;
-	int pos = 0;
-
-	int cnt;
-	ssize_t ret;
-	const size_t bufsz = 100 +
-		sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX);
-	buf = kzalloc(bufsz, GFP_KERNEL);
-	if (!buf)
-		return -ENOMEM;
-	pos += scnprintf(buf + pos, bufsz - pos, "Management:\n");
-	for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) {
-		pos += scnprintf(buf + pos, bufsz - pos,
-				 "\t%25s\t\t: %u\n",
-				 get_mgmt_string(cnt),
-				 priv->tx_stats.mgmt[cnt]);
-	}
-	pos += scnprintf(buf + pos, bufsz - pos, "Control\n");
-	for (cnt = 0; cnt < CONTROL_MAX; cnt++) {
-		pos += scnprintf(buf + pos, bufsz - pos,
-				 "\t%25s\t\t: %u\n",
-				 get_ctrl_string(cnt),
-				 priv->tx_stats.ctrl[cnt]);
-	}
-	pos += scnprintf(buf + pos, bufsz - pos, "Data:\n");
-	pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n",
-			 priv->tx_stats.data_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n",
-			 priv->tx_stats.data_bytes);
-	ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
-	kfree(buf);
-	return ret;
-}
-
-static ssize_t iwl_dbgfs_clear_traffic_statistics_write(struct file *file,
-					const char __user *user_buf,
-					size_t count, loff_t *ppos)
-{
-	struct iwl_priv *priv = file->private_data;
-	u32 clear_flag;
-	char buf[8];
-	int buf_size;
-
-	memset(buf, 0, sizeof(buf));
-	buf_size = min(count, sizeof(buf) -  1);
-	if (copy_from_user(buf, user_buf, buf_size))
-		return -EFAULT;
-	if (sscanf(buf, "%x", &clear_flag) != 1)
-		return -EFAULT;
-	iwl_clear_traffic_stats(priv);
-
-	return count;
-}
-
-static ssize_t iwl_dbgfs_rx_statistics_read(struct file *file,
-						char __user *user_buf,
-						size_t count, loff_t *ppos) {
-
-	struct iwl_priv *priv = file->private_data;
-	char *buf;
-	int pos = 0;
-	int cnt;
-	ssize_t ret;
-	const size_t bufsz = 100 +
-		sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX);
-	buf = kzalloc(bufsz, GFP_KERNEL);
-	if (!buf)
-		return -ENOMEM;
-
-	pos += scnprintf(buf + pos, bufsz - pos, "Management:\n");
-	for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) {
-		pos += scnprintf(buf + pos, bufsz - pos,
-				 "\t%25s\t\t: %u\n",
-				 get_mgmt_string(cnt),
-				 priv->rx_stats.mgmt[cnt]);
-	}
-	pos += scnprintf(buf + pos, bufsz - pos, "Control:\n");
-	for (cnt = 0; cnt < CONTROL_MAX; cnt++) {
-		pos += scnprintf(buf + pos, bufsz - pos,
-				 "\t%25s\t\t: %u\n",
-				 get_ctrl_string(cnt),
-				 priv->rx_stats.ctrl[cnt]);
-	}
-	pos += scnprintf(buf + pos, bufsz - pos, "Data:\n");
-	pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n",
-			 priv->rx_stats.data_cnt);
-	pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n",
-			 priv->rx_stats.data_bytes);
-
-	ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
-	kfree(buf);
-	return ret;
-}
-
 static ssize_t iwl_dbgfs_sram_read(struct file *file,
 					char __user *user_buf,
 					size_t count, loff_t *ppos)
@@ -230,10 +131,8 @@ static ssize_t iwl_dbgfs_sram_read(struct file *file,
 	/* default is to dump the entire data segment */
 	if (!priv->dbgfs_sram_offset && !priv->dbgfs_sram_len) {
 		priv->dbgfs_sram_offset = 0x800000;
-		if (!priv->ucode_loaded) {
-			IWL_ERR(priv, "No uCode has been loadded.\n");
+		if (!priv->ucode_loaded)
 			return -EINVAL;
-		}
 		img = &priv->fw->img[priv->cur_ucode];
 		priv->dbgfs_sram_len = img->sec[IWL_UCODE_SECTION_DATA].len;
 	}
@@ -259,7 +158,7 @@ static ssize_t iwl_dbgfs_sram_read(struct file *file,
 	sram = priv->dbgfs_sram_offset & ~0x3;
 
 	/* read the first u32 from sram */
-	val = iwl_read_targ_mem(trans(priv), sram);
+	val = iwl_read_targ_mem(priv->trans, sram);
 
 	for (; len; len--) {
 		/* put the address at the start of every line */
@@ -278,7 +177,7 @@ static ssize_t iwl_dbgfs_sram_read(struct file *file,
 		if (++offset == 4) {
 			sram += 4;
 			offset = 0;
-			val = iwl_read_targ_mem(trans(priv), sram);
+			val = iwl_read_targ_mem(priv->trans, sram);
 		}
 
 		/* put in extra spaces and split lines for human readability */
@@ -408,26 +307,21 @@ static ssize_t iwl_dbgfs_nvm_read(struct file *file,
 	const u8 *ptr;
 	char *buf;
 	u16 eeprom_ver;
-	size_t eeprom_len = cfg(priv)->base_params->eeprom_size;
+	size_t eeprom_len = priv->cfg->base_params->eeprom_size;
 	buf_size = 4 * eeprom_len + 256;
 
-	if (eeprom_len % 16) {
-		IWL_ERR(priv, "NVM size is not multiple of 16.\n");
+	if (eeprom_len % 16)
 		return -ENODATA;
-	}
 
 	ptr = priv->eeprom;
-	if (!ptr) {
-		IWL_ERR(priv, "Invalid EEPROM/OTP memory\n");
+	if (!ptr)
 		return -ENOMEM;
-	}
 
 	/* 4 characters for byte 0xYY */
 	buf = kzalloc(buf_size, GFP_KERNEL);
-	if (!buf) {
-		IWL_ERR(priv, "Can not allocate Buffer\n");
+	if (!buf)
 		return -ENOMEM;
-	}
+
 	eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION);
 	pos += scnprintf(buf + pos, buf_size - pos, "NVM Type: %s, "
 			"version: 0x%x\n",
@@ -461,10 +355,8 @@ static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf,
 		return -EAGAIN;
 
 	buf = kzalloc(bufsz, GFP_KERNEL);
-	if (!buf) {
-		IWL_ERR(priv, "Can not allocate Buffer\n");
+	if (!buf)
 		return -ENOMEM;
-	}
 
 	supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_2GHZ);
 	if (supp_band) {
@@ -566,10 +458,8 @@ static ssize_t iwl_dbgfs_rx_handlers_read(struct file *file,
 	ssize_t ret;
 
 	buf = kzalloc(bufsz, GFP_KERNEL);
-	if (!buf) {
-		IWL_ERR(priv, "Can not allocate Buffer\n");
+	if (!buf)
 		return -ENOMEM;
-	}
 
 	for (cnt = 0; cnt < REPLY_MAX; cnt++) {
 		if (priv->rx_handlers_stats[cnt] > 0)
@@ -683,11 +573,8 @@ static ssize_t iwl_dbgfs_disable_ht40_write(struct file *file,
 		return -EFAULT;
 	if (!iwl_is_any_associated(priv))
 		priv->disable_ht40 = ht40 ? true : false;
-	else {
-		IWL_ERR(priv, "Sta associated with AP - "
-			"Change to 40MHz channel support is not allowed\n");
+	else
 		return -EINVAL;
-	}
 
 	return count;
 }
@@ -819,87 +706,6 @@ DEBUGFS_READ_FILE_OPS(temperature);
 DEBUGFS_READ_WRITE_FILE_OPS(sleep_level_override);
 DEBUGFS_READ_FILE_OPS(current_sleep_command);
 
-static ssize_t iwl_dbgfs_traffic_log_read(struct file *file,
-					 char __user *user_buf,
-					 size_t count, loff_t *ppos)
-{
-	struct iwl_priv *priv = file->private_data;
-	int pos = 0, ofs = 0;
-	int cnt = 0, entry;
-
-	char *buf;
-	int bufsz = ((IWL_TRAFFIC_ENTRIES * IWL_TRAFFIC_ENTRY_SIZE * 64) * 2) +
-		(cfg(priv)->base_params->num_of_queues * 32 * 8) + 400;
-	const u8 *ptr;
-	ssize_t ret;
-
-	buf = kzalloc(bufsz, GFP_KERNEL);
-	if (!buf) {
-		IWL_ERR(priv, "Can not allocate buffer\n");
-		return -ENOMEM;
-	}
-	if (priv->tx_traffic && iwl_have_debug_level(IWL_DL_TX)) {
-		ptr = priv->tx_traffic;
-		pos += scnprintf(buf + pos, bufsz - pos,
-				"Tx Traffic idx: %u\n", priv->tx_traffic_idx);
-		for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) {
-			for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16;
-			     entry++,  ofs += 16) {
-				pos += scnprintf(buf + pos, bufsz - pos,
-						"0x%.4x ", ofs);
-				hex_dump_to_buffer(ptr + ofs, 16, 16, 2,
-						   buf + pos, bufsz - pos, 0);
-				pos += strlen(buf + pos);
-				if (bufsz - pos > 0)
-					buf[pos++] = '\n';
-			}
-		}
-	}
-
-	if (priv->rx_traffic && iwl_have_debug_level(IWL_DL_RX)) {
-		ptr = priv->rx_traffic;
-		pos += scnprintf(buf + pos, bufsz - pos,
-				"Rx Traffic idx: %u\n", priv->rx_traffic_idx);
-		for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) {
-			for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16;
-			     entry++,  ofs += 16) {
-				pos += scnprintf(buf + pos, bufsz - pos,
-						"0x%.4x ", ofs);
-				hex_dump_to_buffer(ptr + ofs, 16, 16, 2,
-						   buf + pos, bufsz - pos, 0);
-				pos += strlen(buf + pos);
-				if (bufsz - pos > 0)
-					buf[pos++] = '\n';
-			}
-		}
-	}
-
-	ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
-	kfree(buf);
-	return ret;
-}
-
-static ssize_t iwl_dbgfs_traffic_log_write(struct file *file,
-					 const char __user *user_buf,
-					 size_t count, loff_t *ppos)
-{
-	struct iwl_priv *priv = file->private_data;
-	char buf[8];
-	int buf_size;
-	int traffic_log;
-
-	memset(buf, 0, sizeof(buf));
-	buf_size = min(count, sizeof(buf) -  1);
-	if (copy_from_user(buf, user_buf, buf_size))
-		return -EFAULT;
-	if (sscanf(buf, "%d", &traffic_log) != 1)
-		return -EFAULT;
-	if (traffic_log == 0)
-		iwl_reset_traffic_log(priv);
-
-	return count;
-}
-
 static const char *fmt_value = "  %-30s %10u\n";
 static const char *fmt_hex   = "  %-30s       0x%02X\n";
 static const char *fmt_table = "  %-30s %10u  %10u  %10u  %10u\n";
@@ -950,10 +756,8 @@ static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file,
 		return -EAGAIN;
 
 	buf = kzalloc(bufsz, GFP_KERNEL);
-	if (!buf) {
-		IWL_ERR(priv, "Can not allocate Buffer\n");
+	if (!buf)
 		return -ENOMEM;
-	}
 
 	/*
 	 * the statistic information display here is based on
@@ -1379,10 +1183,8 @@ static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file,
 		return -EAGAIN;
 
 	buf = kzalloc(bufsz, GFP_KERNEL);
-	if (!buf) {
-		IWL_ERR(priv, "Can not allocate Buffer\n");
+	if (!buf)
 		return -ENOMEM;
-	}
 
 	/* the statistic information display here is based on
 	 * the last statistics notification from uCode
@@ -1581,10 +1383,8 @@ static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file,
 		return -EAGAIN;
 
 	buf = kzalloc(bufsz, GFP_KERNEL);
-	if (!buf) {
-		IWL_ERR(priv, "Can not allocate Buffer\n");
+	if (!buf)
 		return -ENOMEM;
-	}
 
 	/* the statistic information display here is based on
 	 * the last statistics notification from uCode
@@ -1707,16 +1507,11 @@ static ssize_t iwl_dbgfs_ucode_bt_stats_read(struct file *file,
 	ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
 	mutex_unlock(&priv->mutex);
 
-	if (ret) {
-		IWL_ERR(priv,
-			"Error sending statistics request: %zd\n", ret);
+	if (ret)
 		return -EAGAIN;
-	}
 	buf = kzalloc(bufsz, GFP_KERNEL);
-	if (!buf) {
-		IWL_ERR(priv, "Can not allocate Buffer\n");
+	if (!buf)
 		return -ENOMEM;
-	}
 
 	/*
 	 * the statistic information display here is based on
@@ -1793,10 +1588,8 @@ static ssize_t iwl_dbgfs_reply_tx_error_read(struct file *file,
 		return -EAGAIN;
 
 	buf = kzalloc(bufsz, GFP_KERNEL);
-	if (!buf) {
-		IWL_ERR(priv, "Can not allocate Buffer\n");
+	if (!buf)
 		return -ENOMEM;
-	}
 
 	pos += scnprintf(buf + pos, bufsz - pos, "Statistics_TX_Error:\n");
 	pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t\t%u\n",
@@ -1936,10 +1729,8 @@ static ssize_t iwl_dbgfs_sensitivity_read(struct file *file,
 
 	data = &priv->sensitivity_data;
 	buf = kzalloc(bufsz, GFP_KERNEL);
-	if (!buf) {
-		IWL_ERR(priv, "Can not allocate Buffer\n");
+	if (!buf)
 		return -ENOMEM;
-	}
 
 	pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm:\t\t\t %u\n",
 			data->auto_corr_ofdm);
@@ -2017,10 +1808,8 @@ static ssize_t iwl_dbgfs_chain_noise_read(struct file *file,
 
 	data = &priv->chain_noise_data;
 	buf = kzalloc(bufsz, GFP_KERNEL);
-	if (!buf) {
-		IWL_ERR(priv, "Can not allocate Buffer\n");
+	if (!buf)
 		return -ENOMEM;
-	}
 
 	pos += scnprintf(buf + pos, bufsz - pos, "active_chains:\t\t\t %u\n",
 			data->active_chains);
@@ -2071,7 +1860,7 @@ static ssize_t iwl_dbgfs_power_save_status_read(struct file *file,
 	const size_t bufsz = sizeof(buf);
 	u32 pwrsave_status;
 
-	pwrsave_status = iwl_read32(trans(priv), CSR_GP_CNTRL) &
+	pwrsave_status = iwl_read32(priv->trans, CSR_GP_CNTRL) &
 			CSR_GP_REG_POWER_SAVE_STATUS_MSK;
 
 	pos += scnprintf(buf + pos, bufsz - pos, "Power Save Status: ");
@@ -2380,7 +2169,7 @@ static ssize_t iwl_dbgfs_protection_mode_read(struct file *file,
 	char buf[40];
 	const size_t bufsz = sizeof(buf);
 
-	if (cfg(priv)->ht_params)
+	if (priv->cfg->ht_params)
 		pos += scnprintf(buf + pos, bufsz - pos,
 			 "use %s for aggregation\n",
 			 (priv->hw_params.use_rts_for_aggregation) ?
@@ -2400,7 +2189,7 @@ static ssize_t iwl_dbgfs_protection_mode_write(struct file *file,
 	int buf_size;
 	int rts;
 
-	if (!cfg(priv)->ht_params)
+	if (!priv->cfg->ht_params)
 		return -EINVAL;
 
 	memset(buf, 0, sizeof(buf));
@@ -2416,6 +2205,23 @@ static ssize_t iwl_dbgfs_protection_mode_write(struct file *file,
 	return count;
 }
 
+static int iwl_cmd_echo_test(struct iwl_priv *priv)
+{
+	int ret;
+	struct iwl_host_cmd cmd = {
+		.id = REPLY_ECHO,
+		.len = { 0 },
+		.flags = CMD_SYNC,
+	};
+
+	ret = iwl_dvm_send_cmd(priv, &cmd);
+	if (ret)
+		IWL_ERR(priv, "echo testing fail: 0X%x\n", ret);
+	else
+		IWL_DEBUG_INFO(priv, "echo testing pass\n");
+	return ret;
+}
+
 static ssize_t iwl_dbgfs_echo_test_write(struct file *file,
 					const char __user *user_buf,
 					size_t count, loff_t *ppos)
@@ -2499,9 +2305,27 @@ static ssize_t iwl_dbgfs_calib_disabled_read(struct file *file,
 	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 }
 
-DEBUGFS_READ_FILE_OPS(rx_statistics);
-DEBUGFS_READ_FILE_OPS(tx_statistics);
-DEBUGFS_READ_WRITE_FILE_OPS(traffic_log);
+static ssize_t iwl_dbgfs_calib_disabled_write(struct file *file,
+					      const char __user *user_buf,
+					      size_t count, loff_t *ppos)
+{
+	struct iwl_priv *priv = file->private_data;
+	char buf[8];
+	u32 calib_disabled;
+	int buf_size;
+
+	memset(buf, 0, sizeof(buf));
+	buf_size = min(count, sizeof(buf) - 1);
+	if (copy_from_user(buf, user_buf, buf_size))
+		return -EFAULT;
+	if (sscanf(buf, "%x", &calib_disabled) != 1)
+		return -EFAULT;
+
+	priv->calib_disabled = calib_disabled;
+
+	return count;
+}
+
 DEBUGFS_READ_FILE_OPS(ucode_rx_stats);
 DEBUGFS_READ_FILE_OPS(ucode_tx_stats);
 DEBUGFS_READ_FILE_OPS(ucode_general_stats);
@@ -2509,7 +2333,6 @@ DEBUGFS_READ_FILE_OPS(sensitivity);
 DEBUGFS_READ_FILE_OPS(chain_noise);
 DEBUGFS_READ_FILE_OPS(power_save_status);
 DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics);
-DEBUGFS_WRITE_FILE_OPS(clear_traffic_statistics);
 DEBUGFS_READ_WRITE_FILE_OPS(ucode_tracing);
 DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon);
 DEBUGFS_READ_WRITE_FILE_OPS(plcp_delta);
@@ -2523,7 +2346,7 @@ DEBUGFS_READ_WRITE_FILE_OPS(protection_mode);
 DEBUGFS_READ_FILE_OPS(reply_tx_error);
 DEBUGFS_WRITE_FILE_OPS(echo_test);
 DEBUGFS_READ_WRITE_FILE_OPS(log_event);
-DEBUGFS_READ_FILE_OPS(calib_disabled);
+DEBUGFS_READ_WRITE_FILE_OPS(calib_disabled);
 
 /*
  * Create the debugfs files and directories
@@ -2564,12 +2387,8 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
 	DEBUGFS_ADD_FILE(disable_ht40, dir_data, S_IWUSR | S_IRUSR);
 	DEBUGFS_ADD_FILE(temperature, dir_data, S_IRUSR);
 
-	DEBUGFS_ADD_FILE(rx_statistics, dir_debug, S_IRUSR);
-	DEBUGFS_ADD_FILE(tx_statistics, dir_debug, S_IRUSR);
-	DEBUGFS_ADD_FILE(traffic_log, dir_debug, S_IWUSR | S_IRUSR);
 	DEBUGFS_ADD_FILE(power_save_status, dir_debug, S_IRUSR);
 	DEBUGFS_ADD_FILE(clear_ucode_statistics, dir_debug, S_IWUSR);
-	DEBUGFS_ADD_FILE(clear_traffic_statistics, dir_debug, S_IWUSR);
 	DEBUGFS_ADD_FILE(missed_beacon, dir_debug, S_IWUSR);
 	DEBUGFS_ADD_FILE(plcp_delta, dir_debug, S_IWUSR | S_IRUSR);
 	DEBUGFS_ADD_FILE(rf_reset, dir_debug, S_IWUSR | S_IRUSR);
@@ -2592,9 +2411,9 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
 		DEBUGFS_ADD_FILE(bt_traffic, dir_debug, S_IRUSR);
 
 	/* Calibrations disabled/enabled status*/
-	DEBUGFS_ADD_FILE(calib_disabled, dir_rf, S_IRUSR);
+	DEBUGFS_ADD_FILE(calib_disabled, dir_rf, S_IWUSR | S_IRUSR);
 
-	if (iwl_trans_dbgfs_register(trans(priv), dir_debug))
+	if (iwl_trans_dbgfs_register(priv->trans, dir_debug))
 		goto err;
 	return 0;
 

drivers/net/wireless/iwlwifi/iwl-dev.h

@@ -38,6 +38,7 @@
 #include <linux/slab.h>
 #include <linux/mutex.h>
 
+#include "iwl-fw.h"
 #include "iwl-eeprom.h"
 #include "iwl-csr.h"
 #include "iwl-debug.h"
@@ -47,7 +48,6 @@
 #include "iwl-agn-rs.h"
 #include "iwl-agn-tt.h"
 #include "iwl-trans.h"
-#include "iwl-shared.h"
 #include "iwl-op-mode.h"
 #include "iwl-notif-wait.h"
 
@@ -194,6 +194,7 @@ struct iwl_qos_info {
  * These states relate to a specific RA / TID.
  *
  * @IWL_AGG_OFF: aggregation is not used
+ * @IWL_AGG_STARTING: aggregation are starting (between start and oper)
  * @IWL_AGG_ON: aggregation session is up
  * @IWL_EMPTYING_HW_QUEUE_ADDBA: establishing a BA session - waiting for the
  *	HW queue to be empty from packets for this RA /TID.
@@ -202,6 +203,7 @@ struct iwl_qos_info {
  */
 enum iwl_agg_state {
 	IWL_AGG_OFF = 0,
+	IWL_AGG_STARTING,
 	IWL_AGG_ON,
 	IWL_EMPTYING_HW_QUEUE_ADDBA,
 	IWL_EMPTYING_HW_QUEUE_DELBA,
@@ -504,44 +506,6 @@ struct reply_agg_tx_error_statistics {
 	u32 unknown;
 };
 
-/* management statistics */
-enum iwl_mgmt_stats {
-	MANAGEMENT_ASSOC_REQ = 0,
-	MANAGEMENT_ASSOC_RESP,
-	MANAGEMENT_REASSOC_REQ,
-	MANAGEMENT_REASSOC_RESP,
-	MANAGEMENT_PROBE_REQ,
-	MANAGEMENT_PROBE_RESP,
-	MANAGEMENT_BEACON,
-	MANAGEMENT_ATIM,
-	MANAGEMENT_DISASSOC,
-	MANAGEMENT_AUTH,
-	MANAGEMENT_DEAUTH,
-	MANAGEMENT_ACTION,
-	MANAGEMENT_MAX,
-};
-/* control statistics */
-enum iwl_ctrl_stats {
-	CONTROL_BACK_REQ =  0,
-	CONTROL_BACK,
-	CONTROL_PSPOLL,
-	CONTROL_RTS,
-	CONTROL_CTS,
-	CONTROL_ACK,
-	CONTROL_CFEND,
-	CONTROL_CFENDACK,
-	CONTROL_MAX,
-};
-
-struct traffic_stats {
-#ifdef CONFIG_IWLWIFI_DEBUGFS
-	u32 mgmt[MANAGEMENT_MAX];
-	u32 ctrl[CONTROL_MAX];
-	u32 data_cnt;
-	u64 data_bytes;
-#endif
-};
-
 /*
  * schedule the timer to wake up every UCODE_TRACE_PERIOD milliseconds
  * to perform continuous uCode event logging operation if enabled
@@ -568,25 +532,8 @@ struct iwl_event_log {
 	int wraps_more_count;
 };
 
-/*
- * This is the threshold value of plcp error rate per 100mSecs.  It is
- * used to set and check for the validity of plcp_delta.
- */
-#define IWL_MAX_PLCP_ERR_THRESHOLD_MIN	(1)
-#define IWL_MAX_PLCP_ERR_THRESHOLD_DEF	(50)
-#define IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF	(100)
-#define IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF	(200)
-#define IWL_MAX_PLCP_ERR_THRESHOLD_MAX	(255)
-#define IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE	(0)
-
 #define IWL_DELAY_NEXT_FORCE_RF_RESET  (HZ*3)
 
-/* TX queue watchdog timeouts in mSecs */
-#define IWL_WATCHHDOG_DISABLED	(0)
-#define IWL_DEF_WD_TIMEOUT	(2000)
-#define IWL_LONG_WD_TIMEOUT	(10000)
-#define IWL_MAX_WD_TIMEOUT	(120000)
-
 /* BT Antenna Coupling Threshold (dB) */
 #define IWL_BT_ANTENNA_COUPLING_THRESHOLD	(35)
 
@@ -602,6 +549,13 @@ struct iwl_rf_reset {
 	unsigned long last_reset_jiffies;
 };
 
+enum iwl_rxon_context_id {
+	IWL_RXON_CTX_BSS,
+	IWL_RXON_CTX_PAN,
+
+	NUM_IWL_RXON_CTX
+};
+
 /* extend beacon time format bit shifting  */
 /*
  * for _agn devices
@@ -742,12 +696,15 @@ struct iwl_wipan_noa_data {
 };
 
 /* Calibration disabling bit mask */
-#define IWL_SENSITIVITY_CALIB_DISABLED	BIT(1)
-#define IWL_CHAIN_NOISE_CALIB_DISABLED	BIT(2)
-#define IWL_TX_POWER_CALIB_DISABLED	BIT(3)
+enum {
+	IWL_CALIB_ENABLE_ALL			= 0,
+
+	IWL_SENSITIVITY_CALIB_DISABLED		= BIT(0),
+	IWL_CHAIN_NOISE_CALIB_DISABLED		= BIT(1),
+	IWL_TX_POWER_CALIB_DISABLED		= BIT(2),
 
-#define IWL_CALIB_ENABLE_ALL	0
-#define IWL_CALIB_DISABLE_ALL	0xFFFFFFFF
+	IWL_CALIB_DISABLE_ALL			= 0xFFFFFFFF,
+};
 
 #define IWL_OP_MODE_GET_DVM(_iwl_op_mode) \
 	((struct iwl_priv *) ((_iwl_op_mode)->op_mode_specific))
@@ -758,8 +715,9 @@ struct iwl_wipan_noa_data {
 
 struct iwl_priv {
 
-	/*data shared among all the driver's layers */
-	struct iwl_shared *shrd;
+	struct iwl_trans *trans;
+	struct device *dev;		/* for debug prints only */
+	const struct iwl_cfg *cfg;
 	const struct iwl_fw *fw;
 	const struct iwl_lib_ops *lib;
 	unsigned long status;
@@ -769,9 +727,9 @@ struct iwl_priv {
 
 	unsigned long transport_queue_stop;
 	bool passive_no_rx;
-#define IWL_INVALID_AC	0xff
-	u8 queue_to_ac[IWL_MAX_HW_QUEUES];
-	atomic_t ac_stop_count[IEEE80211_NUM_ACS];
+#define IWL_INVALID_MAC80211_QUEUE	0xff
+	u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
+	atomic_t queue_stop_count[IWL_MAX_HW_QUEUES];
 
 	unsigned long agg_q_alloc[BITS_TO_LONGS(IWL_MAX_HW_QUEUES)];
 
@@ -880,10 +838,6 @@ struct iwl_priv {
 
 	int activity_timer_active;
 
-	/* counts mgmt, ctl, and data packets */
-	struct traffic_stats tx_stats;
-	struct traffic_stats rx_stats;
-
 	struct iwl_power_mgr power_data;
 	struct iwl_tt_mgmt thermal_throttle;
 
@@ -1003,10 +957,6 @@ struct iwl_priv {
 
 #ifdef CONFIG_IWLWIFI_DEBUGFS
 	/* debugfs */
-	u16 tx_traffic_idx;
-	u16 rx_traffic_idx;
-	u8 *tx_traffic;
-	u8 *rx_traffic;
 	struct dentry *debugfs_dir;
 	u32 dbgfs_sram_offset, dbgfs_sram_len;
 	bool disable_ht40;
@@ -1051,7 +1001,6 @@ struct iwl_priv {
 }; /*iwl_priv */
 
 extern struct kmem_cache *iwl_tx_cmd_pool;
-extern struct iwl_mod_params iwlagn_mod_params;
 
 static inline struct iwl_rxon_context *
 iwl_rxon_ctx_from_vif(struct ieee80211_vif *vif)

drivers/net/wireless/iwlwifi/iwl-drv.c

@@ -67,9 +67,11 @@
 
 #include "iwl-drv.h"
 #include "iwl-trans.h"
-#include "iwl-shared.h"
 #include "iwl-op-mode.h"
 #include "iwl-agn-hw.h"
+#include "iwl-fw.h"
+#include "iwl-config.h"
+#include "iwl-modparams.h"
 
 /* private includes */
 #include "iwl-fw-file.h"
@@ -77,8 +79,10 @@
 /**
  * struct iwl_drv - drv common data
  * @fw: the iwl_fw structure
- * @shrd: pointer to common shared structure
  * @op_mode: the running op_mode
+ * @trans: transport layer
+ * @dev: for debug prints only
+ * @cfg: configuration struct
  * @fw_index: firmware revision to try loading
  * @firmware_name: composite filename of ucode file to load
  * @request_firmware_complete: the firmware has been obtained from user space
@@ -86,8 +90,10 @@
 struct iwl_drv {
 	struct iwl_fw fw;
 
-	struct iwl_shared *shrd;
 	struct iwl_op_mode *op_mode;
+	struct iwl_trans *trans;
+	struct device *dev;
+	const struct iwl_cfg *cfg;
 
 	int fw_index;                   /* firmware we're trying to load */
 	char firmware_name[25];         /* name of firmware file to load */
@@ -110,7 +116,7 @@ struct fw_sec {
 static void iwl_free_fw_desc(struct iwl_drv *drv, struct fw_desc *desc)
 {
 	if (desc->v_addr)
-		dma_free_coherent(trans(drv)->dev, desc->len,
+		dma_free_coherent(drv->trans->dev, desc->len,
 				  desc->v_addr, desc->p_addr);
 	desc->v_addr = NULL;
 	desc->len = 0;
@@ -138,7 +144,7 @@ static int iwl_alloc_fw_desc(struct iwl_drv *drv, struct fw_desc *desc,
 		return -EINVAL;
 	}
 
-	desc->v_addr = dma_alloc_coherent(trans(drv)->dev, sec->size,
+	desc->v_addr = dma_alloc_coherent(drv->trans->dev, sec->size,
 					  &desc->p_addr, GFP_KERNEL);
 	if (!desc->v_addr)
 		return -ENOMEM;
@@ -156,8 +162,7 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context);
 
 static int iwl_request_firmware(struct iwl_drv *drv, bool first)
 {
-	const struct iwl_cfg *cfg = cfg(drv);
-	const char *name_pre = cfg->fw_name_pre;
+	const char *name_pre = drv->cfg->fw_name_pre;
 	char tag[8];
 
 	if (first) {
@@ -166,14 +171,14 @@ static int iwl_request_firmware(struct iwl_drv *drv, bool first)
 		strcpy(tag, UCODE_EXPERIMENTAL_TAG);
 	} else if (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) {
 #endif
-		drv->fw_index = cfg->ucode_api_max;
+		drv->fw_index = drv->cfg->ucode_api_max;
 		sprintf(tag, "%d", drv->fw_index);
 	} else {
 		drv->fw_index--;
 		sprintf(tag, "%d", drv->fw_index);
 	}
 
-	if (drv->fw_index < cfg->ucode_api_min) {
+	if (drv->fw_index < drv->cfg->ucode_api_min) {
 		IWL_ERR(drv, "no suitable firmware found!\n");
 		return -ENOENT;
 	}
@@ -186,7 +191,7 @@ static int iwl_request_firmware(struct iwl_drv *drv, bool first)
 		       drv->firmware_name);
 
 	return request_firmware_nowait(THIS_MODULE, 1, drv->firmware_name,
-				       trans(drv)->dev,
+				       drv->trans->dev,
 				       GFP_KERNEL, drv, iwl_ucode_callback);
 }
 
@@ -725,14 +730,13 @@ static int validate_sec_sizes(struct iwl_drv *drv,
 static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context)
 {
 	struct iwl_drv *drv = context;
-	const struct iwl_cfg *cfg = cfg(drv);
 	struct iwl_fw *fw = &drv->fw;
 	struct iwl_ucode_header *ucode;
 	int err;
 	struct iwl_firmware_pieces pieces;
-	const unsigned int api_max = cfg->ucode_api_max;
-	unsigned int api_ok = cfg->ucode_api_ok;
-	const unsigned int api_min = cfg->ucode_api_min;
+	const unsigned int api_max = drv->cfg->ucode_api_max;
+	unsigned int api_ok = drv->cfg->ucode_api_ok;
+	const unsigned int api_min = drv->cfg->ucode_api_min;
 	u32 api_ver;
 	int i;
 
@@ -811,7 +815,7 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context)
 	 * In mvm uCode there is no difference between data and instructions
 	 * sections.
 	 */
-	if (!fw->mvm_fw && validate_sec_sizes(drv, &pieces, cfg))
+	if (!fw->mvm_fw && validate_sec_sizes(drv, &pieces, drv->cfg))
 		goto try_again;
 
 	/* Allocate ucode buffers for card's bus-master loading ... */
@@ -835,14 +839,14 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context)
 		fw->init_evtlog_size = (pieces.init_evtlog_size - 16)/12;
 	else
 		fw->init_evtlog_size =
-			cfg->base_params->max_event_log_size;
+			drv->cfg->base_params->max_event_log_size;
 	fw->init_errlog_ptr = pieces.init_errlog_ptr;
 	fw->inst_evtlog_ptr = pieces.inst_evtlog_ptr;
 	if (pieces.inst_evtlog_size)
 		fw->inst_evtlog_size = (pieces.inst_evtlog_size - 16)/12;
 	else
 		fw->inst_evtlog_size =
-			cfg->base_params->max_event_log_size;
+			drv->cfg->base_params->max_event_log_size;
 	fw->inst_errlog_ptr = pieces.inst_errlog_ptr;
 
 	/*
@@ -858,7 +862,7 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context)
 	release_firmware(ucode_raw);
 	complete(&drv->request_firmware_complete);
 
-	drv->op_mode = iwl_dvm_ops.start(drv->shrd->trans, &drv->fw);
+	drv->op_mode = iwl_dvm_ops.start(drv->trans, drv->cfg, &drv->fw);
 
 	if (!drv->op_mode)
 		goto out_unbind;
@@ -878,24 +882,23 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context)
 	release_firmware(ucode_raw);
  out_unbind:
 	complete(&drv->request_firmware_complete);
-	device_release_driver(trans(drv)->dev);
+	device_release_driver(drv->trans->dev);
 }
 
-int iwl_drv_start(struct iwl_shared *shrd,
-		  struct iwl_trans *trans, const struct iwl_cfg *cfg)
+struct iwl_drv *iwl_drv_start(struct iwl_trans *trans,
+			      const struct iwl_cfg *cfg)
 {
 	struct iwl_drv *drv;
 	int ret;
 
-	shrd->cfg = cfg;
-
 	drv = kzalloc(sizeof(*drv), GFP_KERNEL);
 	if (!drv) {
 		dev_printk(KERN_ERR, trans->dev, "Couldn't allocate iwl_drv");
-		return -ENOMEM;
+		return NULL;
 	}
-	drv->shrd = shrd;
-	shrd->drv = drv;
+	drv->trans = trans;
+	drv->dev = trans->dev;
+	drv->cfg = cfg;
 
 	init_completion(&drv->request_firmware_complete);
 
@@ -904,16 +907,14 @@ int iwl_drv_start(struct iwl_shared *shrd,
 	if (ret) {
 		dev_printk(KERN_ERR, trans->dev, "Couldn't request the fw");
 		kfree(drv);
-		shrd->drv = NULL;
+		drv = NULL;
 	}
 
-	return ret;
+	return drv;
 }
 
-void iwl_drv_stop(struct iwl_shared *shrd)
+void iwl_drv_stop(struct iwl_drv *drv)
 {
-	struct iwl_drv *drv = shrd->drv;
-
 	wait_for_completion(&drv->request_firmware_complete);
 
 	/* op_mode can be NULL if its start failed */
@@ -923,5 +924,91 @@ void iwl_drv_stop(struct iwl_shared *shrd)
 	iwl_dealloc_ucode(drv);
 
 	kfree(drv);
-	shrd->drv = NULL;
 }
+
+
+/* shared module parameters */
+struct iwl_mod_params iwlwifi_mod_params = {
+	.amsdu_size_8K = 1,
+	.restart_fw = 1,
+	.plcp_check = true,
+	.bt_coex_active = true,
+	.power_level = IWL_POWER_INDEX_1,
+	.bt_ch_announce = true,
+	.auto_agg = true,
+	/* the rest are 0 by default */
+};
+
+#ifdef CONFIG_IWLWIFI_DEBUG
+module_param_named(debug, iwlwifi_mod_params.debug_level, uint,
+		   S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(debug, "debug output mask");
+#endif
+
+module_param_named(swcrypto, iwlwifi_mod_params.sw_crypto, int, S_IRUGO);
+MODULE_PARM_DESC(swcrypto, "using crypto in software (default 0 [hardware])");
+module_param_named(11n_disable, iwlwifi_mod_params.disable_11n, uint, S_IRUGO);
+MODULE_PARM_DESC(11n_disable,
+	"disable 11n functionality, bitmap: 1: full, 2: agg TX, 4: agg RX");
+module_param_named(amsdu_size_8K, iwlwifi_mod_params.amsdu_size_8K,
+		   int, S_IRUGO);
+MODULE_PARM_DESC(amsdu_size_8K, "enable 8K amsdu size");
+module_param_named(fw_restart, iwlwifi_mod_params.restart_fw, int, S_IRUGO);
+MODULE_PARM_DESC(fw_restart, "restart firmware in case of error");
+
+module_param_named(antenna_coupling, iwlwifi_mod_params.ant_coupling,
+		   int, S_IRUGO);
+MODULE_PARM_DESC(antenna_coupling,
+		 "specify antenna coupling in dB (defualt: 0 dB)");
+
+module_param_named(bt_ch_inhibition, iwlwifi_mod_params.bt_ch_announce,
+		   bool, S_IRUGO);
+MODULE_PARM_DESC(bt_ch_inhibition,
+		 "Enable BT channel inhibition (default: enable)");
+
+module_param_named(plcp_check, iwlwifi_mod_params.plcp_check, bool, S_IRUGO);
+MODULE_PARM_DESC(plcp_check, "Check plcp health (default: 1 [enabled])");
+
+module_param_named(wd_disable, iwlwifi_mod_params.wd_disable, int, S_IRUGO);
+MODULE_PARM_DESC(wd_disable,
+		"Disable stuck queue watchdog timer 0=system default, "
+		"1=disable, 2=enable (default: 0)");
+
+/*
+ * set bt_coex_active to true, uCode will do kill/defer
+ * every time the priority line is asserted (BT is sending signals on the
+ * priority line in the PCIx).
+ * set bt_coex_active to false, uCode will ignore the BT activity and
+ * perform the normal operation
+ *
+ * User might experience transmit issue on some platform due to WiFi/BT
+ * co-exist problem. The possible behaviors are:
+ *   Able to scan and finding all the available AP
+ *   Not able to associate with any AP
+ * On those platforms, WiFi communication can be restored by set
+ * "bt_coex_active" module parameter to "false"
+ *
+ * default: bt_coex_active = true (BT_COEX_ENABLE)
+ */
+module_param_named(bt_coex_active, iwlwifi_mod_params.bt_coex_active,
+		bool, S_IRUGO);
+MODULE_PARM_DESC(bt_coex_active, "enable wifi/bt co-exist (default: enable)");
+
+module_param_named(led_mode, iwlwifi_mod_params.led_mode, int, S_IRUGO);
+MODULE_PARM_DESC(led_mode, "0=system default, "
+		"1=On(RF On)/Off(RF Off), 2=blinking, 3=Off (default: 0)");
+
+module_param_named(power_save, iwlwifi_mod_params.power_save,
+		bool, S_IRUGO);
+MODULE_PARM_DESC(power_save,
+		 "enable WiFi power management (default: disable)");
+
+module_param_named(power_level, iwlwifi_mod_params.power_level,
+		int, S_IRUGO);
+MODULE_PARM_DESC(power_level,
+		 "default power save level (range from 1 - 5, default: 1)");
+
+module_param_named(auto_agg, iwlwifi_mod_params.auto_agg,
+		bool, S_IRUGO);
+MODULE_PARM_DESC(auto_agg,
+		 "enable agg w/o check traffic load (default: enable)");

drivers/net/wireless/iwlwifi/iwl-drv.h

@@ -63,7 +63,12 @@
 #ifndef __iwl_drv_h__
 #define __iwl_drv_h__
 
-#include "iwl-shared.h"
+/* for all modules */
+#define DRV_NAME        "iwlwifi"
+#define IWLWIFI_VERSION "in-tree:"
+#define DRV_COPYRIGHT	"Copyright(c) 2003-2012 Intel Corporation"
+#define DRV_AUTHOR     "<ilw@linux.intel.com>"
+
 
 /**
  * DOC: Driver system flows - drv component
@@ -90,34 +95,32 @@
  * 8) iwl_ucode_callback starts the wifi implementation to matches the fw
  */
 
+struct iwl_drv;
+struct iwl_trans;
+struct iwl_cfg;
 /**
  * iwl_drv_start - start the drv
  *
- * @shrd: the shrd area
  * @trans_ops: the ops of the transport
  * @cfg: device specific constants / virtual functions
  *
- * TODO: review the parameters given to this function
- *
  * starts the driver: fetches the firmware. This should be called by bus
  * specific system flows implementations. For example, the bus specific probe
  * function should do bus related operations only, and then call to this
- * function.
+ * function. It returns the driver object or %NULL if an error occured.
  */
-int iwl_drv_start(struct iwl_shared *shrd,
-		  struct iwl_trans *trans, const struct iwl_cfg *cfg);
+struct iwl_drv *iwl_drv_start(struct iwl_trans *trans,
+			      const struct iwl_cfg *cfg);
 
 /**
  * iwl_drv_stop - stop the drv
  *
- * @shrd: the shrd area
- *
- * TODO: review the parameters given to this function
+ * @drv:
  *
  * Stop the driver. This should be called by bus specific system flows
  * implementations. For example, the bus specific remove function should first
  * call this function and then do the bus related operations only.
  */
-void iwl_drv_stop(struct iwl_shared *shrd);
+void iwl_drv_stop(struct iwl_drv *drv);
 
 #endif /* __iwl_drv_h__ */

drivers/net/wireless/iwlwifi/iwl-eeprom.c

@@ -68,9 +68,7 @@
 
 #include <net/mac80211.h>
 
-#include "iwl-commands.h"
 #include "iwl-dev.h"
-#include "iwl-core.h"
 #include "iwl-debug.h"
 #include "iwl-agn.h"
 #include "iwl-eeprom.h"
@@ -189,7 +187,7 @@ static void iwl_eeprom_release_semaphore(struct iwl_trans *trans)
 
 static int iwl_eeprom_verify_signature(struct iwl_priv *priv)
 {
-	u32 gp = iwl_read32(trans(priv), CSR_EEPROM_GP) &
+	u32 gp = iwl_read32(priv->trans, CSR_EEPROM_GP) &
 			   CSR_EEPROM_GP_VALID_MSK;
 	int ret = 0;
 
@@ -236,8 +234,8 @@ int iwl_eeprom_check_version(struct iwl_priv *priv)
 	eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION);
 	calib_ver = iwl_eeprom_calib_version(priv);
 
-	if (eeprom_ver < cfg(priv)->eeprom_ver ||
-	    calib_ver < cfg(priv)->eeprom_calib_ver)
+	if (eeprom_ver < priv->cfg->eeprom_ver ||
+	    calib_ver < priv->cfg->eeprom_calib_ver)
 		goto err;
 
 	IWL_INFO(priv, "device EEPROM VER=0x%x, CALIB=0x%x\n",
@@ -247,8 +245,8 @@ int iwl_eeprom_check_version(struct iwl_priv *priv)
 err:
 	IWL_ERR(priv, "Unsupported (too old) EEPROM VER=0x%x < 0x%x "
 		  "CALIB=0x%x < 0x%x\n",
-		  eeprom_ver, cfg(priv)->eeprom_ver,
-		  calib_ver,  cfg(priv)->eeprom_calib_ver);
+		  eeprom_ver, priv->cfg->eeprom_ver,
+		  calib_ver,  priv->cfg->eeprom_calib_ver);
 	return -EINVAL;
 
 }
@@ -259,7 +257,7 @@ int iwl_eeprom_init_hw_params(struct iwl_priv *priv)
 
 	priv->hw_params.sku = iwl_eeprom_query16(priv, EEPROM_SKU_CAP);
 	if (priv->hw_params.sku & EEPROM_SKU_CAP_11N_ENABLE &&
-	    !cfg(priv)->ht_params) {
+	    !priv->cfg->ht_params) {
 		IWL_ERR(priv, "Invalid 11n configuration\n");
 		return -EINVAL;
 	}
@@ -277,10 +275,10 @@ int iwl_eeprom_init_hw_params(struct iwl_priv *priv)
 	priv->hw_params.valid_rx_ant = EEPROM_RF_CFG_RX_ANT_MSK(radio_cfg);
 
 	/* check overrides (some devices have wrong EEPROM) */
-	if (cfg(priv)->valid_tx_ant)
-		priv->hw_params.valid_tx_ant = cfg(priv)->valid_tx_ant;
-	if (cfg(priv)->valid_rx_ant)
-		priv->hw_params.valid_rx_ant = cfg(priv)->valid_rx_ant;
+	if (priv->cfg->valid_tx_ant)
+		priv->hw_params.valid_tx_ant = priv->cfg->valid_tx_ant;
+	if (priv->cfg->valid_rx_ant)
+		priv->hw_params.valid_rx_ant = priv->cfg->valid_rx_ant;
 
 	if (!priv->hw_params.valid_tx_ant || !priv->hw_params.valid_rx_ant) {
 		IWL_ERR(priv, "Invalid chain (0x%X, 0x%X)\n",
@@ -349,7 +347,7 @@ static u32 eeprom_indirect_address(struct iwl_priv *priv, u32 address)
 const u8 *iwl_eeprom_query_addr(struct iwl_priv *priv, size_t offset)
 {
 	u32 address = eeprom_indirect_address(priv, offset);
-	BUG_ON(address >= cfg(priv)->base_params->eeprom_size);
+	BUG_ON(address >= priv->cfg->base_params->eeprom_size);
 	return &priv->eeprom[address];
 }
 
@@ -433,7 +431,7 @@ static int iwl_init_otp_access(struct iwl_trans *trans)
 		 * CSR auto clock gate disable bit -
 		 * this is only applicable for HW with OTP shadow RAM
 		 */
-		if (cfg(trans)->base_params->shadow_ram_support)
+		if (trans->cfg->base_params->shadow_ram_support)
 			iwl_set_bit(trans, CSR_DBG_LINK_PWR_MGMT_REG,
 				CSR_RESET_LINK_PWR_MGMT_DISABLED);
 	}
@@ -554,7 +552,7 @@ static int iwl_find_otp_image(struct iwl_trans *trans,
 		}
 		/* more in the link list, continue */
 		usedblocks++;
-	} while (usedblocks <= cfg(trans)->base_params->max_ll_items);
+	} while (usedblocks <= trans->cfg->base_params->max_ll_items);
 
 	/* OTP has no valid blocks */
 	IWL_DEBUG_EEPROM(trans, "OTP has no valid blocks\n");
@@ -693,7 +691,7 @@ static void iwl_eeprom_enhanced_txpower(struct iwl_priv *priv)
 				 ((txp->delta_20_in_40 & 0xf0) >> 4),
 				 (txp->delta_20_in_40 & 0x0f));
 
-		max_txp_avg = iwl_get_max_txpower_avg(cfg(priv), txp_array, idx,
+		max_txp_avg = iwl_get_max_txpower_avg(priv->cfg, txp_array, idx,
 						      &max_txp_avg_halfdbm);
 
 		/*
@@ -719,18 +717,18 @@ static void iwl_eeprom_enhanced_txpower(struct iwl_priv *priv)
 int iwl_eeprom_init(struct iwl_priv *priv, u32 hw_rev)
 {
 	__le16 *e;
-	u32 gp = iwl_read32(trans(priv), CSR_EEPROM_GP);
+	u32 gp = iwl_read32(priv->trans, CSR_EEPROM_GP);
 	int sz;
 	int ret;
 	u16 addr;
 	u16 validblockaddr = 0;
 	u16 cache_addr = 0;
 
-	priv->nvm_device_type = iwl_get_nvm_type(trans(priv), hw_rev);
+	priv->nvm_device_type = iwl_get_nvm_type(priv->trans, hw_rev);
 	if (priv->nvm_device_type == -ENOENT)
 		return -ENOENT;
 	/* allocate eeprom */
-	sz = cfg(priv)->base_params->eeprom_size;
+	sz = priv->cfg->base_params->eeprom_size;
 	IWL_DEBUG_EEPROM(priv, "NVM size = %d\n", sz);
 	priv->eeprom = kzalloc(sz, GFP_KERNEL);
 	if (!priv->eeprom) {
@@ -747,7 +745,7 @@ int iwl_eeprom_init(struct iwl_priv *priv, u32 hw_rev)
 	}
 
 	/* Make sure driver (instead of uCode) is allowed to read EEPROM */
-	ret = iwl_eeprom_acquire_semaphore(trans(priv));
+	ret = iwl_eeprom_acquire_semaphore(priv->trans);
 	if (ret < 0) {
 		IWL_ERR(priv, "Failed to acquire EEPROM semaphore.\n");
 		ret = -ENOENT;
@@ -756,22 +754,22 @@ int iwl_eeprom_init(struct iwl_priv *priv, u32 hw_rev)
 
 	if (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP) {
 
-		ret = iwl_init_otp_access(trans(priv));
+		ret = iwl_init_otp_access(priv->trans);
 		if (ret) {
 			IWL_ERR(priv, "Failed to initialize OTP access.\n");
 			ret = -ENOENT;
 			goto done;
 		}
-		iwl_write32(trans(priv), CSR_EEPROM_GP,
-			    iwl_read32(trans(priv), CSR_EEPROM_GP) &
+		iwl_write32(priv->trans, CSR_EEPROM_GP,
+			    iwl_read32(priv->trans, CSR_EEPROM_GP) &
 			    ~CSR_EEPROM_GP_IF_OWNER_MSK);
 
-		iwl_set_bit(trans(priv), CSR_OTP_GP_REG,
+		iwl_set_bit(priv->trans, CSR_OTP_GP_REG,
 			     CSR_OTP_GP_REG_ECC_CORR_STATUS_MSK |
 			     CSR_OTP_GP_REG_ECC_UNCORR_STATUS_MSK);
 		/* traversing the linked list if no shadow ram supported */
-		if (!cfg(priv)->base_params->shadow_ram_support) {
-			if (iwl_find_otp_image(trans(priv), &validblockaddr)) {
+		if (!priv->cfg->base_params->shadow_ram_support) {
+			if (iwl_find_otp_image(priv->trans, &validblockaddr)) {
 				ret = -ENOENT;
 				goto done;
 			}
@@ -780,7 +778,7 @@ int iwl_eeprom_init(struct iwl_priv *priv, u32 hw_rev)
 		     addr += sizeof(u16)) {
 			__le16 eeprom_data;
 
-			ret = iwl_read_otp_word(trans(priv), addr,
+			ret = iwl_read_otp_word(priv->trans, addr,
 						&eeprom_data);
 			if (ret)
 				goto done;
@@ -792,10 +790,10 @@ int iwl_eeprom_init(struct iwl_priv *priv, u32 hw_rev)
 		for (addr = 0; addr < sz; addr += sizeof(u16)) {
 			u32 r;
 
-			iwl_write32(trans(priv), CSR_EEPROM_REG,
+			iwl_write32(priv->trans, CSR_EEPROM_REG,
 				    CSR_EEPROM_REG_MSK_ADDR & (addr << 1));
 
-			ret = iwl_poll_bit(trans(priv), CSR_EEPROM_REG,
+			ret = iwl_poll_bit(priv->trans, CSR_EEPROM_REG,
 						  CSR_EEPROM_REG_READ_VALID_MSK,
 						  CSR_EEPROM_REG_READ_VALID_MSK,
 						  IWL_EEPROM_ACCESS_TIMEOUT);
@@ -804,7 +802,7 @@ int iwl_eeprom_init(struct iwl_priv *priv, u32 hw_rev)
 					"Time out reading EEPROM[%d]\n", addr);
 				goto done;
 			}
-			r = iwl_read32(trans(priv), CSR_EEPROM_REG);
+			r = iwl_read32(priv->trans, CSR_EEPROM_REG);
 			e[addr / 2] = cpu_to_le16(r >> 16);
 		}
 	}
@@ -816,7 +814,7 @@ int iwl_eeprom_init(struct iwl_priv *priv, u32 hw_rev)
 
 	ret = 0;
 done:
-	iwl_eeprom_release_semaphore(trans(priv));
+	iwl_eeprom_release_semaphore(priv->trans);
 
 err:
 	if (ret)
@@ -1132,7 +1130,7 @@ void iwl_rf_config(struct iwl_priv *priv)
 
 	/* write radio config values to register */
 	if (EEPROM_RF_CFG_TYPE_MSK(radio_cfg) <= EEPROM_RF_CONFIG_TYPE_MAX) {
-		iwl_set_bit(trans(priv), CSR_HW_IF_CONFIG_REG,
+		iwl_set_bit(priv->trans, CSR_HW_IF_CONFIG_REG,
 			    EEPROM_RF_CFG_TYPE_MSK(radio_cfg) |
 			    EEPROM_RF_CFG_STEP_MSK(radio_cfg) |
 			    EEPROM_RF_CFG_DASH_MSK(radio_cfg));
@@ -1144,7 +1142,7 @@ void iwl_rf_config(struct iwl_priv *priv)
 		WARN_ON(1);
 
 	/* set CSR_HW_CONFIG_REG for uCode use */
-	iwl_set_bit(trans(priv), CSR_HW_IF_CONFIG_REG,
+	iwl_set_bit(priv->trans, CSR_HW_IF_CONFIG_REG,
 		    CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI |
 		    CSR_HW_IF_CONFIG_REG_BIT_MAC_SI);
 }

drivers/net/wireless/iwlwifi/iwl-eeprom.h

@@ -206,59 +206,6 @@ struct iwl_eeprom_calib_hdr {
 /* 6000 regulatory - indirect access */
 #define EEPROM_6000_REG_BAND_24_HT40_CHANNELS  ((0x80)\
 		| INDIRECT_ADDRESS | INDIRECT_REGULATORY)   /* 14  bytes */
-
-/* 5000 Specific */
-#define EEPROM_5000_TX_POWER_VERSION    (4)
-#define EEPROM_5000_EEPROM_VERSION	(0x11A)
-
-/* 5050 Specific */
-#define EEPROM_5050_TX_POWER_VERSION    (4)
-#define EEPROM_5050_EEPROM_VERSION	(0x21E)
-
-/* 1000 Specific */
-#define EEPROM_1000_TX_POWER_VERSION    (4)
-#define EEPROM_1000_EEPROM_VERSION	(0x15C)
-
-/* 6x00 Specific */
-#define EEPROM_6000_TX_POWER_VERSION    (4)
-#define EEPROM_6000_EEPROM_VERSION	(0x423)
-
-/* 6x50 Specific */
-#define EEPROM_6050_TX_POWER_VERSION    (4)
-#define EEPROM_6050_EEPROM_VERSION	(0x532)
-
-/* 6150 Specific */
-#define EEPROM_6150_TX_POWER_VERSION    (6)
-#define EEPROM_6150_EEPROM_VERSION	(0x553)
-
-/* 6x05 Specific */
-#define EEPROM_6005_TX_POWER_VERSION    (6)
-#define EEPROM_6005_EEPROM_VERSION	(0x709)
-
-/* 6x30 Specific */
-#define EEPROM_6030_TX_POWER_VERSION    (6)
-#define EEPROM_6030_EEPROM_VERSION	(0x709)
-
-/* 2x00 Specific */
-#define EEPROM_2000_TX_POWER_VERSION    (6)
-#define EEPROM_2000_EEPROM_VERSION	(0x805)
-
-/* 6x35 Specific */
-#define EEPROM_6035_TX_POWER_VERSION    (6)
-#define EEPROM_6035_EEPROM_VERSION	(0x753)
-
-
-/* OTP */
-/* lower blocks contain EEPROM image and calibration data */
-#define OTP_LOW_IMAGE_SIZE		(2 * 512 * sizeof(u16)) /* 2 KB */
-/* high blocks contain PAPD data */
-#define OTP_HIGH_IMAGE_SIZE_6x00        (6 * 512 * sizeof(u16)) /* 6 KB */
-#define OTP_HIGH_IMAGE_SIZE_1000        (0x200 * sizeof(u16)) /* 1024 bytes */
-#define OTP_MAX_LL_ITEMS_1000		(3)	/* OTP blocks for 1000 */
-#define OTP_MAX_LL_ITEMS_6x00		(4)	/* OTP blocks for 6x00 */
-#define OTP_MAX_LL_ITEMS_6x50		(7)	/* OTP blocks for 6x50 */
-#define OTP_MAX_LL_ITEMS_2x00		(4)	/* OTP blocks for 2x00 */
-
 /* 2.4 GHz */
 extern const u8 iwl_eeprom_band_1[14];
 

drivers/net/wireless/iwlwifi/iwl-fw.h

@@ -63,6 +63,7 @@
 #ifndef __iwl_fw_h__
 #define __iwl_fw_h__
 #include <linux/types.h>
+#include <net/mac80211.h>
 
 /**
  * enum iwl_ucode_tlv_flag - ucode API flags

drivers/net/wireless/iwlwifi/iwl-io.h

@@ -30,7 +30,6 @@
 #define __iwl_io_h__
 
 #include "iwl-devtrace.h"
-#include "iwl-shared.h"
 #include "iwl-trans.h"
 
 static inline void iwl_write8(struct iwl_trans *trans, u32 ofs, u8 val)

drivers/net/wireless/iwlwifi/iwl-led.c

@@ -36,11 +36,10 @@
 #include <asm/unaligned.h>
 
 #include "iwl-dev.h"
-#include "iwl-core.h"
 #include "iwl-agn.h"
 #include "iwl-io.h"
 #include "iwl-trans.h"
-#include "iwl-shared.h"
+#include "iwl-modparams.h"
 
 /* Throughput		OFF time(ms)	ON time (ms)
  *	>300			25		25
@@ -71,7 +70,7 @@ static const struct ieee80211_tpt_blink iwl_blink[] = {
 /* Set led register off */
 void iwlagn_led_enable(struct iwl_priv *priv)
 {
-	iwl_write32(trans(priv), CSR_LED_REG, CSR_LED_REG_TRUN_ON);
+	iwl_write32(priv->trans, CSR_LED_REG, CSR_LED_REG_TRUN_ON);
 }
 
 /*
@@ -107,9 +106,9 @@ static int iwl_send_led_cmd(struct iwl_priv *priv, struct iwl_led_cmd *led_cmd)
 	};
 	u32 reg;
 
-	reg = iwl_read32(trans(priv), CSR_LED_REG);
+	reg = iwl_read32(priv->trans, CSR_LED_REG);
 	if (reg != (reg & CSR_LED_BSM_CTRL_MSK))
-		iwl_write32(trans(priv), CSR_LED_REG,
+		iwl_write32(priv->trans, CSR_LED_REG,
 			    reg & CSR_LED_BSM_CTRL_MSK);
 
 	return iwl_dvm_send_cmd(priv, &cmd);
@@ -138,11 +137,11 @@ static int iwl_led_cmd(struct iwl_priv *priv,
 	}
 
 	IWL_DEBUG_LED(priv, "Led blink time compensation=%u\n",
-			cfg(priv)->base_params->led_compensation);
+			priv->cfg->base_params->led_compensation);
 	led_cmd.on = iwl_blink_compensation(priv, on,
-				cfg(priv)->base_params->led_compensation);
+				priv->cfg->base_params->led_compensation);
 	led_cmd.off = iwl_blink_compensation(priv, off,
-				cfg(priv)->base_params->led_compensation);
+				priv->cfg->base_params->led_compensation);
 
 	ret = iwl_send_led_cmd(priv, &led_cmd);
 	if (!ret) {
@@ -175,7 +174,7 @@ static int iwl_led_blink_set(struct led_classdev *led_cdev,
 
 void iwl_leds_init(struct iwl_priv *priv)
 {
-	int mode = iwlagn_mod_params.led_mode;
+	int mode = iwlwifi_mod_params.led_mode;
 	int ret;
 
 	if (mode == IWL_LED_DISABLE) {
@@ -183,7 +182,7 @@ void iwl_leds_init(struct iwl_priv *priv)
 		return;
 	}
 	if (mode == IWL_LED_DEFAULT)
-		mode = cfg(priv)->led_mode;
+		mode = priv->cfg->led_mode;
 
 	priv->led.name = kasprintf(GFP_KERNEL, "%s-led",
 				   wiphy_name(priv->hw->wiphy));
@@ -207,7 +206,7 @@ void iwl_leds_init(struct iwl_priv *priv)
 		break;
 	}
 
-	ret = led_classdev_register(trans(priv)->dev, &priv->led);
+	ret = led_classdev_register(priv->trans->dev, &priv->led);
 	if (ret) {
 		kfree(priv->led.name);
 		return;

drivers/net/wireless/iwlwifi/iwl-mac80211.c

@@ -44,13 +44,12 @@
 
 #include "iwl-eeprom.h"
 #include "iwl-dev.h"
-#include "iwl-core.h"
 #include "iwl-io.h"
 #include "iwl-agn-calib.h"
 #include "iwl-agn.h"
-#include "iwl-shared.h"
 #include "iwl-trans.h"
 #include "iwl-op-mode.h"
+#include "iwl-modparams.h"
 
 /*****************************************************************************
  *
@@ -147,7 +146,13 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv,
 		    IEEE80211_HW_AMPDU_AGGREGATION |
 		    IEEE80211_HW_NEED_DTIM_PERIOD |
 		    IEEE80211_HW_SPECTRUM_MGMT |
-		    IEEE80211_HW_REPORTS_TX_ACK_STATUS;
+		    IEEE80211_HW_REPORTS_TX_ACK_STATUS |
+		    IEEE80211_HW_QUEUE_CONTROL |
+		    IEEE80211_HW_SUPPORTS_PS |
+		    IEEE80211_HW_SUPPORTS_DYNAMIC_PS |
+		    IEEE80211_HW_SCAN_WHILE_IDLE;
+
+	hw->offchannel_tx_hw_queue = IWL_AUX_QUEUE;
 
 	/*
 	 * Including the following line will crash some AP's.  This
@@ -156,10 +161,6 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv,
 	hw->max_tx_aggregation_subframes = LINK_QUAL_AGG_FRAME_LIMIT_DEF;
 	 */
 
-	hw->flags |= IEEE80211_HW_SUPPORTS_PS |
-		     IEEE80211_HW_SUPPORTS_DYNAMIC_PS |
-		     IEEE80211_HW_SCAN_WHILE_IDLE;
-
 	if (priv->hw_params.sku & EEPROM_SKU_CAP_11N_ENABLE)
 		hw->flags |= IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS |
 			     IEEE80211_HW_SUPPORTS_STATIC_SMPS;
@@ -198,13 +199,13 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv,
 			    WIPHY_FLAG_IBSS_RSN;
 
 	if (priv->fw->img[IWL_UCODE_WOWLAN].sec[0].len &&
-	    trans(priv)->ops->wowlan_suspend &&
-	    device_can_wakeup(trans(priv)->dev)) {
+	    priv->trans->ops->wowlan_suspend &&
+	    device_can_wakeup(priv->trans->dev)) {
 		hw->wiphy->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT |
 					  WIPHY_WOWLAN_DISCONNECT |
 					  WIPHY_WOWLAN_EAP_IDENTITY_REQ |
 					  WIPHY_WOWLAN_RFKILL_RELEASE;
-		if (!iwlagn_mod_params.sw_crypto)
+		if (!iwlwifi_mod_params.sw_crypto)
 			hw->wiphy->wowlan.flags |=
 				WIPHY_WOWLAN_SUPPORTS_GTK_REKEY |
 				WIPHY_WOWLAN_GTK_REKEY_FAILURE;
@@ -216,7 +217,7 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv,
 					IWLAGN_WOWLAN_MAX_PATTERN_LEN;
 	}
 
-	if (iwlagn_mod_params.power_save)
+	if (iwlwifi_mod_params.power_save)
 		hw->wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT;
 	else
 		hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
@@ -225,8 +226,11 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv,
 	/* we create the 802.11 header and a zero-length SSID element */
 	hw->wiphy->max_scan_ie_len = capa->max_probe_length - 24 - 2;
 
-	/* Default value; 4 EDCA QOS priorities */
-	hw->queues = 4;
+	/*
+	 * We don't use all queues: 4 and 9 are unused and any
+	 * aggregation queue gets mapped down to the AC queue.
+	 */
+	hw->queues = IWLAGN_FIRST_AMPDU_QUEUE;
 
 	hw->max_listen_interval = IWL_CONN_MAX_LISTEN_INTERVAL;
 
@@ -237,7 +241,7 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv,
 		priv->hw->wiphy->bands[IEEE80211_BAND_5GHZ] =
 			&priv->bands[IEEE80211_BAND_5GHZ];
 
-	hw->wiphy->hw_version = trans(priv)->hw_id;
+	hw->wiphy->hw_version = priv->trans->hw_id;
 
 	iwl_leds_init(priv);
 
@@ -356,7 +360,7 @@ void iwlagn_mac_stop(struct ieee80211_hw *hw)
 	 * even if interface is down, trans->down will leave the RF
 	 * kill interrupt enabled
 	 */
-	iwl_trans_stop_hw(trans(priv));
+	iwl_trans_stop_hw(priv->trans, false);
 
 	IWL_DEBUG_MAC80211(priv, "leave\n");
 }
@@ -367,7 +371,7 @@ void iwlagn_mac_set_rekey_data(struct ieee80211_hw *hw,
 {
 	struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
 
-	if (iwlagn_mod_params.sw_crypto)
+	if (iwlwifi_mod_params.sw_crypto)
 		return;
 
 	IWL_DEBUG_MAC80211(priv, "enter\n");
@@ -412,9 +416,9 @@ int iwlagn_mac_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
 	if (ret)
 		goto error;
 
-	device_set_wakeup_enable(trans(priv)->dev, true);
+	device_set_wakeup_enable(priv->trans->dev, true);
 
-	iwl_trans_wowlan_suspend(trans(priv));
+	iwl_trans_wowlan_suspend(priv->trans);
 
 	goto out;
 
@@ -441,19 +445,19 @@ static int iwlagn_mac_resume(struct ieee80211_hw *hw)
 	IWL_DEBUG_MAC80211(priv, "enter\n");
 	mutex_lock(&priv->mutex);
 
-	iwl_write32(trans(priv), CSR_UCODE_DRV_GP1_CLR,
+	iwl_write32(priv->trans, CSR_UCODE_DRV_GP1_CLR,
 			  CSR_UCODE_DRV_GP1_BIT_D3_CFG_COMPLETE);
 
 	base = priv->device_pointers.error_event_table;
 	if (iwlagn_hw_valid_rtc_data_addr(base)) {
-		spin_lock_irqsave(&trans(priv)->reg_lock, flags);
-		ret = iwl_grab_nic_access_silent(trans(priv));
+		spin_lock_irqsave(&priv->trans->reg_lock, flags);
+		ret = iwl_grab_nic_access_silent(priv->trans);
 		if (likely(ret == 0)) {
-			iwl_write32(trans(priv), HBUS_TARG_MEM_RADDR, base);
-			status = iwl_read32(trans(priv), HBUS_TARG_MEM_RDAT);
-			iwl_release_nic_access(trans(priv));
+			iwl_write32(priv->trans, HBUS_TARG_MEM_RADDR, base);
+			status = iwl_read32(priv->trans, HBUS_TARG_MEM_RDAT);
+			iwl_release_nic_access(priv->trans);
 		}
-		spin_unlock_irqrestore(&trans(priv)->reg_lock, flags);
+		spin_unlock_irqrestore(&priv->trans->reg_lock, flags);
 
 #ifdef CONFIG_IWLWIFI_DEBUGFS
 		if (ret == 0) {
@@ -468,7 +472,7 @@ static int iwlagn_mac_resume(struct ieee80211_hw *hw)
 
 			if (priv->wowlan_sram)
 				_iwl_read_targ_mem_words(
-				      trans(priv), 0x800000,
+				      priv->trans, 0x800000,
 				      priv->wowlan_sram,
 				      img->sec[IWL_UCODE_SECTION_DATA].len / 4);
 		}
@@ -480,7 +484,7 @@ static int iwlagn_mac_resume(struct ieee80211_hw *hw)
 
 	priv->wowlan = false;
 
-	device_set_wakeup_enable(trans(priv)->dev, false);
+	device_set_wakeup_enable(priv->trans->dev, false);
 
 	iwlagn_prepare_restart(priv);
 
@@ -533,7 +537,7 @@ int iwlagn_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
 
 	IWL_DEBUG_MAC80211(priv, "enter\n");
 
-	if (iwlagn_mod_params.sw_crypto) {
+	if (iwlwifi_mod_params.sw_crypto) {
 		IWL_DEBUG_MAC80211(priv, "leave - hwcrypto disabled\n");
 		return -EOPNOTSUPP;
 	}
@@ -644,7 +648,7 @@ int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw,
 
 	switch (action) {
 	case IEEE80211_AMPDU_RX_START:
-		if (iwlagn_mod_params.disable_11n & IWL_DISABLE_HT_RXAGG)
+		if (iwlwifi_mod_params.disable_11n & IWL_DISABLE_HT_RXAGG)
 			break;
 		IWL_DEBUG_HT(priv, "start Rx\n");
 		ret = iwl_sta_rx_agg_start(priv, sta, tid, *ssn);
@@ -654,9 +658,9 @@ int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw,
 		ret = iwl_sta_rx_agg_stop(priv, sta, tid);
 		break;
 	case IEEE80211_AMPDU_TX_START:
-		if (!trans(priv)->ops->tx_agg_setup)
+		if (!priv->trans->ops->tx_agg_setup)
 			break;
-		if (iwlagn_mod_params.disable_11n & IWL_DISABLE_HT_TXAGG)
+		if (iwlwifi_mod_params.disable_11n & IWL_DISABLE_HT_TXAGG)
 			break;
 		IWL_DEBUG_HT(priv, "start Tx\n");
 		ret = iwlagn_tx_agg_start(priv, vif, sta, tid, ssn);
@@ -895,7 +899,6 @@ void iwlagn_mac_channel_switch(struct ieee80211_hw *hw,
 	iwl_set_rxon_ht(priv, ht_conf);
 	iwl_set_flags_for_band(priv, ctx, channel->band, ctx->vif);
 
-	iwl_set_rate(priv);
 	/*
 	 * at this point, staging_rxon has the
 	 * configuration for channel switch
@@ -1006,7 +1009,7 @@ void iwlagn_mac_flush(struct ieee80211_hw *hw, bool drop)
 		}
 	}
 	IWL_DEBUG_MAC80211(priv, "wait transmit/flush all frames\n");
-	iwl_trans_wait_tx_queue_empty(trans(priv));
+	iwl_trans_wait_tx_queue_empty(priv->trans);
 done:
 	mutex_unlock(&priv->mutex);
 	IWL_DEBUG_MAC80211(priv, "leave\n");
@@ -1130,8 +1133,8 @@ void iwlagn_mac_rssi_callback(struct ieee80211_hw *hw,
 	IWL_DEBUG_MAC80211(priv, "enter\n");
 	mutex_lock(&priv->mutex);
 
-	if (cfg(priv)->bt_params &&
-			cfg(priv)->bt_params->advanced_bt_coexist) {
+	if (priv->cfg->bt_params &&
+			priv->cfg->bt_params->advanced_bt_coexist) {
 		if (rssi_event == RSSI_EVENT_LOW)
 			priv->bt_enable_pspoll = true;
 		else if (rssi_event == RSSI_EVENT_HIGH)
@@ -1220,7 +1223,7 @@ static int iwl_set_mode(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
 int iwl_setup_interface(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
 {
 	struct ieee80211_vif *vif = ctx->vif;
-	int err;
+	int err, ac;
 
 	lockdep_assert_held(&priv->mutex);
 
@@ -1240,7 +1243,7 @@ int iwl_setup_interface(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
 		return err;
 	}
 
-	if (cfg(priv)->bt_params && cfg(priv)->bt_params->advanced_bt_coexist &&
+	if (priv->cfg->bt_params && priv->cfg->bt_params->advanced_bt_coexist &&
 	    vif->type == NL80211_IFTYPE_ADHOC) {
 		/*
 		 * pretend to have high BT traffic as long as we
@@ -1250,11 +1253,20 @@ int iwl_setup_interface(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
 		priv->bt_traffic_load = IWL_BT_COEX_TRAFFIC_LOAD_HIGH;
 	}
 
+	/* set up queue mappings */
+	for (ac = 0; ac < IEEE80211_NUM_ACS; ac++)
+		vif->hw_queue[ac] = ctx->ac_to_queue[ac];
+
+	if (vif->type == NL80211_IFTYPE_AP)
+		vif->cab_queue = ctx->mcast_queue;
+	else
+		vif->cab_queue = IEEE80211_INVAL_HW_QUEUE;
+
 	return 0;
 }
 
 static int iwlagn_mac_add_interface(struct ieee80211_hw *hw,
-			     struct ieee80211_vif *vif)
+				    struct ieee80211_vif *vif)
 {
 	struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
 	struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;

drivers/net/wireless/iwlwifi/iwl-shared.h → drivers/net/wireless/iwlwifi/iwl-modparams.h

@@ -68,42 +68,16 @@
 #include <linux/gfp.h>
 #include <net/mac80211.h>
 
-#include "iwl-commands.h"
-#include "iwl-fw.h"
-#include "iwl-config.h"
+extern struct iwl_mod_params iwlwifi_mod_params;
 
-/**
- * DOC: shared area - role and goal
- *
- * The shared area contains all the data exported by the upper layer to the
- * other layers. Since the bus and transport layer shouldn't dereference
- * iwl_priv, all the data needed by the upper layer and the transport / bus
- * layer must be here.
- * The shared area also holds pointer to all the other layers. This allows a
- * layer to call a function from another layer.
- *
- * NOTE: All the layers hold a pointer to the shared area which must be shrd.
- *	A few macros assume that (_m)->shrd points to the shared area no matter
- *	what _m is.
- *
- * gets notifications about enumeration, suspend, resume.
- * For the moment, the bus layer is not a linux kernel module as itself, and
- * the module_init function of the driver must call the bus specific
- * registration functions. These functions are listed at the end of this file.
- * For the moment, there is only one implementation of this interface: PCI-e.
- * This implementation is iwl-pci.c
- */
-
-struct iwl_priv;
-struct iwl_trans;
-struct iwl_trans_ops;
-
-#define DRV_NAME        "iwlwifi"
-#define IWLWIFI_VERSION "in-tree:"
-#define DRV_COPYRIGHT	"Copyright(c) 2003-2012 Intel Corporation"
-#define DRV_AUTHOR     "<ilw@linux.intel.com>"
-
-extern struct iwl_mod_params iwlagn_mod_params;
+enum iwl_power_level {
+	IWL_POWER_INDEX_1,
+	IWL_POWER_INDEX_2,
+	IWL_POWER_INDEX_3,
+	IWL_POWER_INDEX_4,
+	IWL_POWER_INDEX_5,
+	IWL_POWER_NUM
+};
 
 #define IWL_DISABLE_HT_ALL	BIT(0)
 #define IWL_DISABLE_HT_TXAGG	BIT(1)
@@ -147,38 +121,4 @@ struct iwl_mod_params {
 	bool auto_agg;
 };
 
-/**
- * struct iwl_shared - shared fields for all the layers of the driver
- *
- * @wowlan: are we running wowlan uCode
- * @bus: pointer to the bus layer data
- * @cfg: see struct iwl_cfg
- * @priv: pointer to the upper layer data
- * @trans: pointer to the transport layer data
- * @nic: pointer to the nic data
- * @lock: protect general shared data
- * @eeprom: pointer to the eeprom/OTP image
- */
-struct iwl_shared {
-	const struct iwl_cfg *cfg;
-	struct iwl_trans *trans;
-	void *drv;
-};
-
-/*Whatever _m is (iwl_trans, iwl_priv, these macros will work */
-#define cfg(_m)		((_m)->shrd->cfg)
-#define trans(_m)	((_m)->shrd->trans)
-
-static inline bool iwl_have_debug_level(u32 level)
-{
-	return iwlagn_mod_params.debug_level & level;
-}
-
-enum iwl_rxon_context_id {
-	IWL_RXON_CTX_BSS,
-	IWL_RXON_CTX_PAN,
-
-	NUM_IWL_RXON_CTX
-};
-
 #endif /* #__iwl_shared_h__ */

drivers/net/wireless/iwlwifi/iwl-op-mode.h

@@ -69,6 +69,7 @@ struct sk_buff;
 struct iwl_device_cmd;
 struct iwl_rx_cmd_buffer;
 struct iwl_fw;
+struct iwl_cfg;
 
 /**
  * DOC: Operational mode - what is it ?
@@ -129,6 +130,7 @@ struct iwl_fw;
  */
 struct iwl_op_mode_ops {
 	struct iwl_op_mode *(*start)(struct iwl_trans *trans,
+				     const struct iwl_cfg *cfg,
 				     const struct iwl_fw *fw);
 	void (*stop)(struct iwl_op_mode *op_mode);
 	int (*rx)(struct iwl_op_mode *op_mode, struct iwl_rx_cmd_buffer *rxb,

drivers/net/wireless/iwlwifi/iwl-pci.c

@@ -67,11 +67,11 @@
 #include <linux/pci.h>
 #include <linux/pci-aspm.h>
 
-#include "iwl-shared.h"
 #include "iwl-trans.h"
 #include "iwl-cfg.h"
 #include "iwl-drv.h"
 #include "iwl-trans.h"
+#include "iwl-trans-pcie-int.h"
 
 #define IWL_PCI_DEVICE(dev, subdev, cfg) \
 	.vendor = PCI_VENDOR_ID_INTEL,  .device = (dev), \
@@ -262,61 +262,46 @@ MODULE_DEVICE_TABLE(pci, iwl_hw_card_ids);
 /* PCI registers */
 #define PCI_CFG_RETRY_TIMEOUT	0x041
 
+#ifndef CONFIG_IWLWIFI_IDI
+
 static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 {
 	const struct iwl_cfg *cfg = (struct iwl_cfg *)(ent->driver_data);
-	struct iwl_shared *shrd;
 	struct iwl_trans *iwl_trans;
-	int err;
-
-	shrd = kzalloc(sizeof(*iwl_trans->shrd), GFP_KERNEL);
-	if (!shrd) {
-		dev_printk(KERN_ERR, &pdev->dev,
-			   "Couldn't allocate iwl_shared");
-		err = -ENOMEM;
-		goto out_free_bus;
-	}
+	struct iwl_trans_pcie *trans_pcie;
 
-#ifdef CONFIG_IWLWIFI_IDI
-	iwl_trans = iwl_trans_idi_alloc(shrd, pdev, ent);
-#else
-	iwl_trans = iwl_trans_pcie_alloc(shrd, pdev, ent);
-#endif
-	if (iwl_trans == NULL) {
-		err = -ENOMEM;
-		goto out_free_bus;
-	}
+	iwl_trans = iwl_trans_pcie_alloc(pdev, ent, cfg);
+	if (iwl_trans == NULL)
+		return -ENOMEM;
 
-	shrd->trans = iwl_trans;
 	pci_set_drvdata(pdev, iwl_trans);
 
-	err = iwl_drv_start(shrd, iwl_trans, cfg);
-	if (err)
+	trans_pcie = IWL_TRANS_GET_PCIE_TRANS(iwl_trans);
+	trans_pcie->drv = iwl_drv_start(iwl_trans, cfg);
+	if (!trans_pcie->drv)
 		goto out_free_trans;
 
 	return 0;
 
 out_free_trans:
-	iwl_trans_free(iwl_trans);
+	iwl_trans_pcie_free(iwl_trans);
 	pci_set_drvdata(pdev, NULL);
-out_free_bus:
-	kfree(shrd);
-	return err;
+	return -EFAULT;
 }
 
 static void __devexit iwl_pci_remove(struct pci_dev *pdev)
 {
-	struct iwl_trans *iwl_trans = pci_get_drvdata(pdev);
-	struct iwl_shared *shrd = iwl_trans->shrd;
+	struct iwl_trans *trans = pci_get_drvdata(pdev);
+	struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
 
-	iwl_drv_stop(shrd);
-	iwl_trans_free(shrd->trans);
+	iwl_drv_stop(trans_pcie->drv);
+	iwl_trans_pcie_free(trans);
 
 	pci_set_drvdata(pdev, NULL);
-
-	kfree(shrd);
 }
 
+#endif /* CONFIG_IWLWIFI_IDI */
+
 #ifdef CONFIG_PM_SLEEP
 
 static int iwl_pci_suspend(struct device *device)
@@ -361,6 +346,15 @@ static SIMPLE_DEV_PM_OPS(iwl_dev_pm_ops, iwl_pci_suspend, iwl_pci_resume);
 
 #endif
 
+#ifdef CONFIG_IWLWIFI_IDI
+/*
+ * Defined externally in iwl-idi.c
+ */
+int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent);
+void __devexit iwl_pci_remove(struct pci_dev *pdev);
+
+#endif /* CONFIG_IWLWIFI_IDI */
+
 static struct pci_driver iwl_pci_driver = {
 	.name = DRV_NAME,
 	.id_table = iwl_hw_card_ids,

drivers/net/wireless/iwlwifi/iwl-phy-db.c

@@ -65,14 +65,13 @@
 #include <linux/string.h>
 
 #include "iwl-debug.h"
-#include "iwl-shared.h"
 #include "iwl-dev.h"
 
 #include "iwl-phy-db.h"
 
 #define CHANNEL_NUM_SIZE	4	/* num of channels in calib_ch size */
 
-struct iwl_phy_db *iwl_phy_db_init(struct iwl_shared *shrd)
+struct iwl_phy_db *iwl_phy_db_init(struct device *dev)
 {
 	struct iwl_phy_db *phy_db = kzalloc(sizeof(struct iwl_phy_db),
 					    GFP_KERNEL);
@@ -80,7 +79,7 @@ struct iwl_phy_db *iwl_phy_db_init(struct iwl_shared *shrd)
 	if (!phy_db)
 		return phy_db;
 
-	phy_db->shrd = shrd;
+	phy_db->dev = dev;
 
 	/* TODO: add default values of the phy db. */
 	return phy_db;

drivers/net/wireless/iwlwifi/iwl-phy-db.h

@@ -96,7 +96,7 @@ struct iwl_phy_db {
 	u32 channel_size;
 
 	/* for an access to the logger */
-	const struct iwl_shared *shrd;
+	struct device *dev;
 };
 
 enum iwl_phy_db_section_type {
@@ -114,7 +114,7 @@ struct iwl_phy_db_chg_txp {
 	__le16 max_channel_idx;
 } __packed;
 
-struct iwl_phy_db *iwl_phy_db_init(struct iwl_shared *shrd);
+struct iwl_phy_db *iwl_phy_db_init(struct device *dev);
 
 void iwl_phy_db_free(struct iwl_phy_db *phy_db);
 

drivers/net/wireless/iwlwifi/iwl-power.c

@@ -37,13 +37,12 @@
 #include "iwl-eeprom.h"
 #include "iwl-dev.h"
 #include "iwl-agn.h"
-#include "iwl-core.h"
 #include "iwl-io.h"
 #include "iwl-commands.h"
 #include "iwl-debug.h"
 #include "iwl-power.h"
 #include "iwl-trans.h"
-#include "iwl-shared.h"
+#include "iwl-modparams.h"
 
 /*
  * Setting power level allows the card to go to sleep when not busy.
@@ -167,7 +166,7 @@ static void iwl_static_sleep_cmd(struct iwl_priv *priv,
 	u8 skip;
 	u32 slp_itrvl;
 
-	if (cfg(priv)->adv_pm) {
+	if (priv->cfg->adv_pm) {
 		table = apm_range_2;
 		if (period <= IWL_DTIM_RANGE_1_MAX)
 			table = apm_range_1;
@@ -215,13 +214,13 @@ static void iwl_static_sleep_cmd(struct iwl_priv *priv,
 	else
 		cmd->flags &= ~IWL_POWER_SLEEP_OVER_DTIM_MSK;
 
-	if (cfg(priv)->base_params->shadow_reg_enable)
+	if (priv->cfg->base_params->shadow_reg_enable)
 		cmd->flags |= IWL_POWER_SHADOW_REG_ENA;
 	else
 		cmd->flags &= ~IWL_POWER_SHADOW_REG_ENA;
 
 	if (iwl_advanced_bt_coexist(priv)) {
-		if (!cfg(priv)->bt_params->bt_sco_disable)
+		if (!priv->cfg->bt_params->bt_sco_disable)
 			cmd->flags |= IWL_POWER_BT_SCO_ENA;
 		else
 			cmd->flags &= ~IWL_POWER_BT_SCO_ENA;
@@ -295,7 +294,7 @@ static void iwl_power_build_cmd(struct iwl_priv *priv,
 
 	if (priv->wowlan)
 		iwl_static_sleep_cmd(priv, cmd, IWL_POWER_INDEX_5, dtimper);
-	else if (!cfg(priv)->base_params->no_idle_support &&
+	else if (!priv->cfg->base_params->no_idle_support &&
 		 priv->hw->conf.flags & IEEE80211_CONF_IDLE)
 		iwl_static_sleep_cmd(priv, cmd, IWL_POWER_INDEX_5, 20);
 	else if (iwl_tt_is_low_power_state(priv)) {
@@ -309,10 +308,10 @@ static void iwl_power_build_cmd(struct iwl_priv *priv,
 				     priv->power_data.debug_sleep_level_override,
 				     dtimper);
 	else {
-		if (iwlagn_mod_params.power_level > IWL_POWER_INDEX_1 &&
-		    iwlagn_mod_params.power_level <= IWL_POWER_INDEX_5)
+		if (iwlwifi_mod_params.power_level > IWL_POWER_INDEX_1 &&
+		    iwlwifi_mod_params.power_level <= IWL_POWER_INDEX_5)
 			iwl_static_sleep_cmd(priv, cmd,
-				iwlagn_mod_params.power_level, dtimper);
+				iwlwifi_mod_params.power_level, dtimper);
 		else
 			iwl_static_sleep_cmd(priv, cmd,
 				IWL_POWER_INDEX_1, dtimper);
@@ -378,7 +377,7 @@ int iwl_power_update_mode(struct iwl_priv *priv, bool force)
 /* initialize to default */
 void iwl_power_initialize(struct iwl_priv *priv)
 {
-	priv->power_data.bus_pm = trans(priv)->pm_support;
+	priv->power_data.bus_pm = priv->trans->pm_support;
 
 	priv->power_data.debug_sleep_level_override = -1;
 

drivers/net/wireless/iwlwifi/iwl-power.h

@@ -30,15 +30,6 @@
 
 #include "iwl-commands.h"
 
-enum iwl_power_level {
-	IWL_POWER_INDEX_1,
-	IWL_POWER_INDEX_2,
-	IWL_POWER_INDEX_3,
-	IWL_POWER_INDEX_4,
-	IWL_POWER_INDEX_5,
-	IWL_POWER_NUM
-};
-
 struct iwl_power_mgr {
 	struct iwl_powertable_cmd sleep_cmd;
 	struct iwl_powertable_cmd sleep_cmd_next;

drivers/net/wireless/iwlwifi/iwl-scan.c

@@ -32,7 +32,6 @@
 
 #include "iwl-eeprom.h"
 #include "iwl-dev.h"
-#include "iwl-core.h"
 #include "iwl-io.h"
 #include "iwl-agn.h"
 #include "iwl-trans.h"
@@ -791,8 +790,8 @@ static int iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
 		 * Internal scans are passive, so we can indiscriminately set
 		 * the BT ignore flag on 2.4 GHz since it applies to TX only.
 		 */
-		if (cfg(priv)->bt_params &&
-		    cfg(priv)->bt_params->advanced_bt_coexist)
+		if (priv->cfg->bt_params &&
+		    priv->cfg->bt_params->advanced_bt_coexist)
 			scan->tx_cmd.tx_flags |= TX_CMD_FLG_IGNORE_BT;
 		break;
 	case IEEE80211_BAND_5GHZ:
@@ -834,8 +833,8 @@ static int iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
 	band = priv->scan_band;
 
 	if (band == IEEE80211_BAND_2GHZ &&
-	    cfg(priv)->bt_params &&
-	    cfg(priv)->bt_params->advanced_bt_coexist) {
+	    priv->cfg->bt_params &&
+	    priv->cfg->bt_params->advanced_bt_coexist) {
 		/* transmit 2.4 GHz probes only on first antenna */
 		scan_tx_antennas = first_antenna(scan_tx_antennas);
 	}
@@ -863,8 +862,8 @@ static int iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
 
 		rx_ant = first_antenna(active_chains);
 	}
-	if (cfg(priv)->bt_params &&
-	    cfg(priv)->bt_params->advanced_bt_coexist &&
+	if (priv->cfg->bt_params &&
+	    priv->cfg->bt_params->advanced_bt_coexist &&
 	    priv->bt_full_concurrent) {
 		/* operated as 1x1 in full concurrency mode */
 		rx_ant = first_antenna(rx_ant);

drivers/net/wireless/iwlwifi/iwl-testmode.c

@@ -71,7 +71,6 @@
 #include <net/netlink.h>
 
 #include "iwl-dev.h"
-#include "iwl-core.h"
 #include "iwl-debug.h"
 #include "iwl-io.h"
 #include "iwl-agn.h"
@@ -219,7 +218,7 @@ static void iwl_trace_cleanup(struct iwl_priv *priv)
 	if (priv->testmode_trace.trace_enabled) {
 		if (priv->testmode_trace.cpu_addr &&
 		    priv->testmode_trace.dma_addr)
-			dma_free_coherent(trans(priv)->dev,
+			dma_free_coherent(priv->trans->dev,
 					priv->testmode_trace.total_size,
 					priv->testmode_trace.cpu_addr,
 					priv->testmode_trace.dma_addr);
@@ -373,7 +372,7 @@ static int iwl_testmode_reg(struct ieee80211_hw *hw, struct nlattr **tb)
 
 	switch (cmd) {
 	case IWL_TM_CMD_APP2DEV_DIRECT_REG_READ32:
-		val32 = iwl_read_direct32(trans(priv), ofs);
+		val32 = iwl_read_direct32(priv->trans, ofs);
 		IWL_INFO(priv, "32bit value to read 0x%x\n", val32);
 
 		skb = cfg80211_testmode_alloc_reply_skb(hw->wiphy, 20);
@@ -394,7 +393,7 @@ static int iwl_testmode_reg(struct ieee80211_hw *hw, struct nlattr **tb)
 		} else {
 			val32 = nla_get_u32(tb[IWL_TM_ATTR_REG_VALUE32]);
 			IWL_INFO(priv, "32bit value to write 0x%x\n", val32);
-			iwl_write_direct32(trans(priv), ofs, val32);
+			iwl_write_direct32(priv->trans, ofs, val32);
 		}
 		break;
 	case IWL_TM_CMD_APP2DEV_DIRECT_REG_WRITE8:
@@ -404,7 +403,7 @@ static int iwl_testmode_reg(struct ieee80211_hw *hw, struct nlattr **tb)
 		} else {
 			val8 = nla_get_u8(tb[IWL_TM_ATTR_REG_VALUE8]);
 			IWL_INFO(priv, "8bit value to write 0x%x\n", val8);
-			iwl_write8(trans(priv), ofs, val8);
+			iwl_write8(priv->trans, ofs, val8);
 		}
 		break;
 	default:
@@ -467,7 +466,7 @@ cfg_init_calib_error:
 static int iwl_testmode_driver(struct ieee80211_hw *hw, struct nlattr **tb)
 {
 	struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
-	struct iwl_trans *trans = trans(priv);
+	struct iwl_trans *trans = priv->trans;
 	struct sk_buff *skb;
 	unsigned char *rsp_data_ptr = NULL;
 	int status = 0, rsp_data_len = 0;
@@ -476,8 +475,8 @@ static int iwl_testmode_driver(struct ieee80211_hw *hw, struct nlattr **tb)
 
 	switch (nla_get_u32(tb[IWL_TM_ATTR_COMMAND])) {
 	case IWL_TM_CMD_APP2DEV_GET_DEVICENAME:
-		rsp_data_ptr = (unsigned char *)cfg(priv)->name;
-		rsp_data_len = strlen(cfg(priv)->name);
+		rsp_data_ptr = (unsigned char *)priv->cfg->name;
+		rsp_data_len = strlen(priv->cfg->name);
 		skb = cfg80211_testmode_alloc_reply_skb(hw->wiphy,
 							rsp_data_len + 20);
 		if (!skb) {
@@ -538,7 +537,7 @@ static int iwl_testmode_driver(struct ieee80211_hw *hw, struct nlattr **tb)
 	case IWL_TM_CMD_APP2DEV_GET_EEPROM:
 		if (priv->eeprom) {
 			skb = cfg80211_testmode_alloc_reply_skb(hw->wiphy,
-				cfg(priv)->base_params->eeprom_size + 20);
+				priv->cfg->base_params->eeprom_size + 20);
 			if (!skb) {
 				IWL_ERR(priv, "Memory allocation fail\n");
 				return -ENOMEM;
@@ -546,7 +545,7 @@ static int iwl_testmode_driver(struct ieee80211_hw *hw, struct nlattr **tb)
 			if (nla_put_u32(skb, IWL_TM_ATTR_COMMAND,
 					IWL_TM_CMD_DEV2APP_EEPROM_RSP) ||
 			    nla_put(skb, IWL_TM_ATTR_EEPROM,
-				    cfg(priv)->base_params->eeprom_size,
+				    priv->cfg->base_params->eeprom_size,
 				    priv->eeprom))
 				goto nla_put_failure;
 			status = cfg80211_testmode_reply(skb);
@@ -583,7 +582,7 @@ static int iwl_testmode_driver(struct ieee80211_hw *hw, struct nlattr **tb)
 		break;
 
 	case IWL_TM_CMD_APP2DEV_GET_DEVICE_ID:
-		devid = trans(priv)->hw_id;
+		devid = priv->trans->hw_id;
 		IWL_INFO(priv, "hw version: 0x%x\n", devid);
 
 		skb = cfg80211_testmode_alloc_reply_skb(hw->wiphy, 20);
@@ -650,7 +649,7 @@ static int iwl_testmode_trace(struct ieee80211_hw *hw, struct nlattr **tb)
 	struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
 	struct sk_buff *skb;
 	int status = 0;
-	struct device *dev = trans(priv)->dev;
+	struct device *dev = priv->trans->dev;
 
 	switch (nla_get_u32(tb[IWL_TM_ATTR_COMMAND])) {
 	case IWL_TM_CMD_APP2DEV_BEGIN_TRACE:
@@ -792,7 +791,7 @@ static int iwl_testmode_ownership(struct ieee80211_hw *hw, struct nlattr **tb)
 
 static int iwl_testmode_indirect_read(struct iwl_priv *priv, u32 addr, u32 size)
 {
-	struct iwl_trans *trans = trans(priv);
+	struct iwl_trans *trans = priv->trans;
 	unsigned long flags;
 	int i;
 
@@ -832,7 +831,7 @@ static int iwl_testmode_indirect_read(struct iwl_priv *priv, u32 addr, u32 size)
 static int iwl_testmode_indirect_write(struct iwl_priv *priv, u32 addr,
 	u32 size, unsigned char *buf)
 {
-	struct iwl_trans *trans = trans(priv);
+	struct iwl_trans *trans = priv->trans;
 	u32 val, i;
 	unsigned long flags;
 

drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h

@@ -38,7 +38,6 @@
 
 #include "iwl-fh.h"
 #include "iwl-csr.h"
-#include "iwl-shared.h"
 #include "iwl-trans.h"
 #include "iwl-debug.h"
 #include "iwl-io.h"
@@ -180,30 +179,33 @@ struct iwl_queue {
 				* space less than this */
 };
 
+#define TFD_TX_CMD_SLOTS 256
+#define TFD_CMD_SLOTS 32
+
+struct iwl_pcie_tx_queue_entry {
+	struct iwl_device_cmd *cmd;
+	struct sk_buff *skb;
+	struct iwl_cmd_meta meta;
+};
+
 /**
  * struct iwl_tx_queue - Tx Queue for DMA
  * @q: generic Rx/Tx queue descriptor
- * @bd: base of circular buffer of TFDs
- * @cmd: array of command/TX buffer pointers
- * @meta: array of meta data for each command/tx buffer
- * @dma_addr_cmd: physical address of cmd/tx buffer array
- * @txb: array of per-TFD driver data
- * lock: queue lock
- * @time_stamp: time (in jiffies) of last read_ptr change
+ * @tfds: transmit frame descriptors (DMA memory)
+ * @entries: transmit entries (driver state)
+ * @lock: queue lock
+ * @stuck_timer: timer that fires if queue gets stuck
+ * @trans_pcie: pointer back to transport (for timer)
  * @need_update: indicates need to update read/write index
+ * @active: stores if queue is active
  *
  * A Tx queue consists of circular buffer of BDs (a.k.a. TFDs, transmit frame
  * descriptors) and required locking structures.
  */
-#define TFD_TX_CMD_SLOTS 256
-#define TFD_CMD_SLOTS 32
-
 struct iwl_tx_queue {
 	struct iwl_queue q;
 	struct iwl_tfd *tfds;
-	struct iwl_device_cmd **cmd;
-	struct iwl_cmd_meta *meta;
-	struct sk_buff **skbs;
+	struct iwl_pcie_tx_queue_entry *entries;
 	spinlock_t lock;
 	struct timer_list stuck_timer;
 	struct iwl_trans_pcie *trans_pcie;
@@ -215,6 +217,7 @@ struct iwl_tx_queue {
  * struct iwl_trans_pcie - PCIe transport specific data
  * @rxq: all the RX queue data
  * @rx_replenish: work that will be called when buffers need to be allocated
+ * @drv - pointer to iwl_drv
  * @trans: pointer to the generic transport area
  * @irq - the irq number for the device
  * @irq_requested: true when the irq has been requested
@@ -235,6 +238,7 @@ struct iwl_trans_pcie {
 	struct iwl_rx_queue rxq;
 	struct work_struct rx_replenish;
 	struct iwl_trans *trans;
+	struct iwl_drv *drv;
 
 	/* INT ICT Table */
 	__le32 *ict_tbl;
@@ -297,6 +301,11 @@ iwl_trans_pcie_get_trans(struct iwl_trans_pcie *trans_pcie)
 			    trans_specific);
 }
 
+struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev,
+				       const struct pci_device_id *ent,
+				       const struct iwl_cfg *cfg);
+void iwl_trans_pcie_free(struct iwl_trans *trans);
+
 /*****************************************************
 * RX
 ******************************************************/
@@ -426,4 +435,10 @@ trans_pcie_get_cmd_string(struct iwl_trans_pcie *trans_pcie, u8 cmd)
 	return trans_pcie->command_names[cmd];
 }
 
+static inline bool iwl_is_rfkill_set(struct iwl_trans *trans)
+{
+	return !(iwl_read32(trans, CSR_GP_CNTRL) &
+		CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW);
+}
+
 #endif /* __iwl_trans_int_pcie_h__ */

drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c

@@ -140,7 +140,7 @@ void iwl_rx_queue_update_write_ptr(struct iwl_trans *trans,
 	if (q->need_update == 0)
 		goto exit_unlock;
 
-	if (cfg(trans)->base_params->shadow_reg_enable) {
+	if (trans->cfg->base_params->shadow_reg_enable) {
 		/* shadow register enabled */
 		/* Device expects a multiple of 8 */
 		q->write_actual = (q->write & ~0x7);
@@ -425,7 +425,7 @@ static void iwl_rx_handle_rxbuf(struct iwl_trans *trans,
 		cmd_index = get_cmd_index(&txq->q, index);
 
 		if (reclaim)
-			cmd = txq->cmd[cmd_index];
+			cmd = txq->entries[cmd_index].cmd;
 		else
 			cmd = NULL;
 
@@ -543,7 +543,7 @@ static void iwl_rx_handle(struct iwl_trans *trans)
 static void iwl_irq_handle_error(struct iwl_trans *trans)
 {
 	/* W/A for WiFi/WiMAX coex and WiMAX own the RF */
-	if (cfg(trans)->internal_wimax_coex &&
+	if (trans->cfg->internal_wimax_coex &&
 	    (!(iwl_read_prph(trans, APMG_CLK_CTRL_REG) &
 			APMS_CLK_VAL_MRB_FUNC_MODE) ||
 	     (iwl_read_prph(trans, APMG_PS_CTRL_REG) &
@@ -648,8 +648,7 @@ void iwl_irq_tasklet(struct iwl_trans *trans)
 	if (inta & CSR_INT_BIT_RF_KILL) {
 		bool hw_rfkill;
 
-		hw_rfkill = !(iwl_read32(trans, CSR_GP_CNTRL) &
-				CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW);
+		hw_rfkill = iwl_is_rfkill_set(trans);
 		IWL_WARN(trans, "RF_KILL bit toggled to %s.\n",
 				hw_rfkill ? "disable radio" : "enable radio");
 
@@ -680,7 +679,7 @@ void iwl_irq_tasklet(struct iwl_trans *trans)
 	if (inta & CSR_INT_BIT_WAKEUP) {
 		IWL_DEBUG_ISR(trans, "Wakeup interrupt\n");
 		iwl_rx_queue_update_write_ptr(trans, &trans_pcie->rxq);
-		for (i = 0; i < cfg(trans)->base_params->num_of_queues; i++)
+		for (i = 0; i < trans->cfg->base_params->num_of_queues; i++)
 			iwl_txq_update_write_ptr(trans,
 						 &trans_pcie->txq[i]);
 

drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c

@@ -37,6 +37,8 @@
 #include "iwl-agn-hw.h"
 #include "iwl-op-mode.h"
 #include "iwl-trans-pcie-int.h"
+/* FIXME: need to abstract out TX command (once we know what it looks like) */
+#include "iwl-commands.h"
 
 #define IWL_TX_CRC_SIZE 4
 #define IWL_TX_DELIMITER_SIZE 4
@@ -58,7 +60,7 @@ void iwl_trans_txq_update_byte_cnt_tbl(struct iwl_trans *trans,
 	u16 len = byte_cnt + IWL_TX_CRC_SIZE + IWL_TX_DELIMITER_SIZE;
 	__le16 bc_ent;
 	struct iwl_tx_cmd *tx_cmd =
-		(struct iwl_tx_cmd *) txq->cmd[txq->q.write_ptr]->payload;
+		(void *) txq->entries[txq->q.write_ptr].cmd->payload;
 
 	scd_bc_tbl = trans_pcie->scd_bc_tbls.addr;
 
@@ -99,7 +101,7 @@ void iwl_txq_update_write_ptr(struct iwl_trans *trans, struct iwl_tx_queue *txq)
 	if (txq->need_update == 0)
 		return;
 
-	if (cfg(trans)->base_params->shadow_reg_enable) {
+	if (trans->cfg->base_params->shadow_reg_enable) {
 		/* shadow register enabled */
 		iwl_write32(trans, HBUS_TARG_WRPTR,
 			    txq->q.write_ptr | (txq_id << 8));
@@ -221,13 +223,14 @@ void iwlagn_txq_free_tfd(struct iwl_trans *trans, struct iwl_tx_queue *txq,
 
 	lockdep_assert_held(&txq->lock);
 
-	iwlagn_unmap_tfd(trans, &txq->meta[index], &tfd_tmp[index], dma_dir);
+	iwlagn_unmap_tfd(trans, &txq->entries[index].meta,
+			 &tfd_tmp[index], dma_dir);
 
 	/* free SKB */
-	if (txq->skbs) {
+	if (txq->entries) {
 		struct sk_buff *skb;
 
-		skb = txq->skbs[index];
+		skb = txq->entries[index].skb;
 
 		/* Can be called from irqs-disabled context
 		 * If skb is not NULL, it means that the whole queue is being
@@ -235,7 +238,7 @@ void iwlagn_txq_free_tfd(struct iwl_trans *trans, struct iwl_tx_queue *txq,
 		 */
 		if (skb) {
 			iwl_op_mode_free_skb(trans->op_mode, skb);
-			txq->skbs[index] = NULL;
+			txq->entries[index].skb = NULL;
 		}
 	}
 }
@@ -358,7 +361,7 @@ static void iwlagn_txq_inval_byte_cnt_tbl(struct iwl_trans *trans,
 	u8 sta_id = 0;
 	__le16 bc_ent;
 	struct iwl_tx_cmd *tx_cmd =
-		(struct iwl_tx_cmd *) txq->cmd[txq->q.read_ptr]->payload;
+		(void *)txq->entries[txq->q.read_ptr].cmd->payload;
 
 	WARN_ON(read_ptr >= TFD_QUEUE_SIZE_MAX);
 
@@ -578,8 +581,8 @@ static int iwl_enqueue_hcmd(struct iwl_trans *trans, struct iwl_host_cmd *cmd)
 	}
 
 	idx = get_cmd_index(q, q->write_ptr);
-	out_cmd = txq->cmd[idx];
-	out_meta = &txq->meta[idx];
+	out_cmd = txq->entries[idx].cmd;
+	out_meta = &txq->entries[idx].meta;
 
 	memset(out_meta, 0, sizeof(*out_meta));	/* re-initialize to NULL */
 	if (cmd->flags & CMD_WANT_SKB)
@@ -772,8 +775,8 @@ void iwl_tx_cmd_complete(struct iwl_trans *trans, struct iwl_rx_cmd_buffer *rxb,
 	spin_lock(&txq->lock);
 
 	cmd_index = get_cmd_index(&txq->q, index);
-	cmd = txq->cmd[cmd_index];
-	meta = &txq->meta[cmd_index];
+	cmd = txq->entries[cmd_index].cmd;
+	meta = &txq->entries[cmd_index].meta;
 
 	iwlagn_unmap_tfd(trans, meta, &txq->tfds[index],
 			 DMA_BIDIRECTIONAL);
@@ -905,8 +908,8 @@ cancel:
 		 * in later, it will possibly set an invalid
 		 * address (cmd->meta.source).
 		 */
-		trans_pcie->txq[trans_pcie->cmd_queue].meta[cmd_idx].flags &=
-							~CMD_WANT_SKB;
+		trans_pcie->txq[trans_pcie->cmd_queue].
+			entries[cmd_idx].meta.flags &= ~CMD_WANT_SKB;
 	}
 
 	if (cmd->resp_pkt) {
@@ -961,12 +964,12 @@ int iwl_tx_queue_reclaim(struct iwl_trans *trans, int txq_id, int index,
 	     q->read_ptr != index;
 	     q->read_ptr = iwl_queue_inc_wrap(q->read_ptr, q->n_bd)) {
 
-		if (WARN_ON_ONCE(txq->skbs[txq->q.read_ptr] == NULL))
+		if (WARN_ON_ONCE(txq->entries[txq->q.read_ptr].skb == NULL))
 			continue;
 
-		__skb_queue_tail(skbs, txq->skbs[txq->q.read_ptr]);
+		__skb_queue_tail(skbs, txq->entries[txq->q.read_ptr].skb);
 
-		txq->skbs[txq->q.read_ptr] = NULL;
+		txq->entries[txq->q.read_ptr].skb = NULL;
 
 		iwlagn_txq_inval_byte_cnt_tbl(trans, txq);
 

drivers/net/wireless/iwlwifi/iwl-trans-pcie.c

@@ -68,18 +68,20 @@
 #include <linux/bitops.h>
 #include <linux/gfp.h>
 
+#include "iwl-drv.h"
 #include "iwl-trans.h"
 #include "iwl-trans-pcie-int.h"
 #include "iwl-csr.h"
 #include "iwl-prph.h"
-#include "iwl-shared.h"
 #include "iwl-eeprom.h"
 #include "iwl-agn-hw.h"
+/* FIXME: need to abstract out TX command (once we know what it looks like) */
+#include "iwl-commands.h"
 
 #define IWL_MASK(lo, hi) ((1 << (hi)) | ((1 << (hi)) - (1 << (lo))))
 
 #define SCD_QUEUECHAIN_SEL_ALL(trans, trans_pcie)	\
-	(((1<<cfg(trans)->base_params->num_of_queues) - 1) &\
+	(((1<<trans->cfg->base_params->num_of_queues) - 1) &\
 	(~(1<<(trans_pcie)->cmd_queue)))
 
 static int iwl_trans_rx_alloc(struct iwl_trans *trans)
@@ -334,7 +336,7 @@ static int iwl_trans_txq_alloc(struct iwl_trans *trans,
 	int i;
 	struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
 
-	if (WARN_ON(txq->meta || txq->cmd || txq->skbs || txq->tfds))
+	if (WARN_ON(txq->entries || txq->tfds))
 		return -EINVAL;
 
 	setup_timer(&txq->stuck_timer, iwl_trans_pcie_queue_stuck_timer,
@@ -343,35 +345,22 @@ static int iwl_trans_txq_alloc(struct iwl_trans *trans,
 
 	txq->q.n_window = slots_num;
 
-	txq->meta = kcalloc(slots_num, sizeof(txq->meta[0]), GFP_KERNEL);
-	txq->cmd = kcalloc(slots_num, sizeof(txq->cmd[0]), GFP_KERNEL);
+	txq->entries = kcalloc(slots_num,
+			       sizeof(struct iwl_pcie_tx_queue_entry),
+			       GFP_KERNEL);
 
-	if (!txq->meta || !txq->cmd)
+	if (!txq->entries)
 		goto error;
 
 	if (txq_id == trans_pcie->cmd_queue)
 		for (i = 0; i < slots_num; i++) {
-			txq->cmd[i] = kmalloc(sizeof(struct iwl_device_cmd),
-						GFP_KERNEL);
-			if (!txq->cmd[i])
+			txq->entries[i].cmd =
+				kmalloc(sizeof(struct iwl_device_cmd),
+					GFP_KERNEL);
+			if (!txq->entries[i].cmd)
 				goto error;
 		}
 
-	/* Alloc driver data array and TFD circular buffer */
-	/* Driver private data, only for Tx (not command) queues,
-	 * not shared with device. */
-	if (txq_id != trans_pcie->cmd_queue) {
-		txq->skbs = kcalloc(TFD_QUEUE_SIZE_MAX, sizeof(txq->skbs[0]),
-				    GFP_KERNEL);
-		if (!txq->skbs) {
-			IWL_ERR(trans, "kmalloc for auxiliary BD "
-				  "structures failed\n");
-			goto error;
-		}
-	} else {
-		txq->skbs = NULL;
-	}
-
 	/* Circular buffer of transmit frame descriptors (TFDs),
 	 * shared with device */
 	txq->tfds = dma_alloc_coherent(trans->dev, tfd_sz,
@@ -384,17 +373,11 @@ static int iwl_trans_txq_alloc(struct iwl_trans *trans,
 
 	return 0;
 error:
-	kfree(txq->skbs);
-	txq->skbs = NULL;
-	/* since txq->cmd has been zeroed,
-	 * all non allocated cmd[i] will be NULL */
-	if (txq->cmd && txq_id == trans_pcie->cmd_queue)
+	if (txq->entries && txq_id == trans_pcie->cmd_queue)
 		for (i = 0; i < slots_num; i++)
-			kfree(txq->cmd[i]);
-	kfree(txq->meta);
-	kfree(txq->cmd);
-	txq->meta = NULL;
-	txq->cmd = NULL;
+			kfree(txq->entries[i].cmd);
+	kfree(txq->entries);
+	txq->entries = NULL;
 
 	return -ENOMEM;
 
@@ -406,7 +389,6 @@ static int iwl_trans_txq_init(struct iwl_trans *trans, struct iwl_tx_queue *txq,
 	int ret;
 
 	txq->need_update = 0;
-	memset(txq->meta, 0, sizeof(txq->meta[0]) * slots_num);
 
 	/* TFD_QUEUE_SIZE_MAX must be power-of-two size, otherwise
 	 * iwl_queue_inc_wrap and iwl_queue_dec_wrap are broken. */
@@ -484,7 +466,7 @@ static void iwl_tx_queue_free(struct iwl_trans *trans, int txq_id)
 
 	if (txq_id == trans_pcie->cmd_queue)
 		for (i = 0; i < txq->q.n_window; i++)
-			kfree(txq->cmd[i]);
+			kfree(txq->entries[i].cmd);
 
 	/* De-alloc circular buffer of TFDs */
 	if (txq->q.n_bd) {
@@ -493,15 +475,8 @@ static void iwl_tx_queue_free(struct iwl_trans *trans, int txq_id)
 		memset(&txq->q.dma_addr, 0, sizeof(txq->q.dma_addr));
 	}
 
-	/* De-alloc array of per-TFD driver data */
-	kfree(txq->skbs);
-	txq->skbs = NULL;
-
-	/* deallocate arrays */
-	kfree(txq->cmd);
-	kfree(txq->meta);
-	txq->cmd = NULL;
-	txq->meta = NULL;
+	kfree(txq->entries);
+	txq->entries = NULL;
 
 	del_timer_sync(&txq->stuck_timer);
 
@@ -522,7 +497,7 @@ static void iwl_trans_pcie_tx_free(struct iwl_trans *trans)
 	/* Tx queues */
 	if (trans_pcie->txq) {
 		for (txq_id = 0;
-		     txq_id < cfg(trans)->base_params->num_of_queues; txq_id++)
+		     txq_id < trans->cfg->base_params->num_of_queues; txq_id++)
 			iwl_tx_queue_free(trans, txq_id);
 	}
 
@@ -547,7 +522,7 @@ static int iwl_trans_tx_alloc(struct iwl_trans *trans)
 	int txq_id, slots_num;
 	struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
 
-	u16 scd_bc_tbls_size = cfg(trans)->base_params->num_of_queues *
+	u16 scd_bc_tbls_size = trans->cfg->base_params->num_of_queues *
 			sizeof(struct iwlagn_scd_bc_tbl);
 
 	/*It is not allowed to alloc twice, so warn when this happens.
@@ -571,7 +546,7 @@ static int iwl_trans_tx_alloc(struct iwl_trans *trans)
 		goto error;
 	}
 
-	trans_pcie->txq = kcalloc(cfg(trans)->base_params->num_of_queues,
+	trans_pcie->txq = kcalloc(trans->cfg->base_params->num_of_queues,
 				  sizeof(struct iwl_tx_queue), GFP_KERNEL);
 	if (!trans_pcie->txq) {
 		IWL_ERR(trans, "Not enough memory for txq\n");
@@ -580,7 +555,7 @@ static int iwl_trans_tx_alloc(struct iwl_trans *trans)
 	}
 
 	/* Alloc and init all Tx queues, including the command queue (#4/#9) */
-	for (txq_id = 0; txq_id < cfg(trans)->base_params->num_of_queues;
+	for (txq_id = 0; txq_id < trans->cfg->base_params->num_of_queues;
 	     txq_id++) {
 		slots_num = (txq_id == trans_pcie->cmd_queue) ?
 					TFD_CMD_SLOTS : TFD_TX_CMD_SLOTS;
@@ -626,7 +601,7 @@ static int iwl_tx_init(struct iwl_trans *trans)
 	spin_unlock_irqrestore(&trans_pcie->irq_lock, flags);
 
 	/* Alloc and init all Tx queues, including the command queue (#4/#9) */
-	for (txq_id = 0; txq_id < cfg(trans)->base_params->num_of_queues;
+	for (txq_id = 0; txq_id < trans->cfg->base_params->num_of_queues;
 	     txq_id++) {
 		slots_num = (txq_id == trans_pcie->cmd_queue) ?
 					TFD_CMD_SLOTS : TFD_TX_CMD_SLOTS;
@@ -749,9 +724,9 @@ static int iwl_apm_init(struct iwl_trans *trans)
 	iwl_apm_config(trans);
 
 	/* Configure analog phase-lock-loop before activating to D0A */
-	if (cfg(trans)->base_params->pll_cfg_val)
+	if (trans->cfg->base_params->pll_cfg_val)
 		iwl_set_bit(trans, CSR_ANA_PLL_CFG,
-			    cfg(trans)->base_params->pll_cfg_val);
+			    trans->cfg->base_params->pll_cfg_val);
 
 	/*
 	 * Set "initialization complete" bit to move adapter from
@@ -861,7 +836,7 @@ static int iwl_nic_init(struct iwl_trans *trans)
 	if (iwl_tx_init(trans))
 		return -ENOMEM;
 
-	if (cfg(trans)->base_params->shadow_reg_enable) {
+	if (trans->cfg->base_params->shadow_reg_enable) {
 		/* enable shadow regs in HW */
 		iwl_set_bit(trans, CSR_MAC_SHADOW_REG_CTRL,
 			0x800FFFFF);
@@ -1008,15 +983,13 @@ static int iwl_trans_pcie_start_fw(struct iwl_trans *trans,
 		return -EIO;
 	}
 
+	iwl_enable_rfkill_int(trans);
+
 	/* If platform's RF_KILL switch is NOT set to KILL */
-	hw_rfkill = !(iwl_read32(trans, CSR_GP_CNTRL) &
-				CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW);
+	hw_rfkill = iwl_is_rfkill_set(trans);
 	iwl_op_mode_hw_rf_kill(trans->op_mode, hw_rfkill);
-
-	if (hw_rfkill) {
-		iwl_enable_rfkill_int(trans);
+	if (hw_rfkill)
 		return -ERFKILL;
-	}
 
 	iwl_write32(trans, CSR_INT, 0xFFFFFFFF);
 
@@ -1080,7 +1053,7 @@ static void iwl_tx_start(struct iwl_trans *trans)
 		iwl_write_targ_mem(trans, a, 0);
 	for (; a < trans_pcie->scd_base_addr +
 	       SCD_TRANS_TBL_OFFSET_QUEUE(
-				cfg(trans)->base_params->num_of_queues);
+				trans->cfg->base_params->num_of_queues);
 	       a += 4)
 		iwl_write_targ_mem(trans, a, 0);
 
@@ -1103,7 +1076,7 @@ static void iwl_tx_start(struct iwl_trans *trans)
 	iwl_write_prph(trans, SCD_AGGR_SEL, 0);
 
 	/* initiate the queues */
-	for (i = 0; i < cfg(trans)->base_params->num_of_queues; i++) {
+	for (i = 0; i < trans->cfg->base_params->num_of_queues; i++) {
 		iwl_write_prph(trans, SCD_QUEUE_RDPTR(i), 0);
 		iwl_write_direct32(trans, HBUS_TARG_WRPTR, 0 | (i << 8));
 		iwl_write_targ_mem(trans, trans_pcie->scd_base_addr +
@@ -1120,7 +1093,7 @@ static void iwl_tx_start(struct iwl_trans *trans)
 	}
 
 	iwl_write_prph(trans, SCD_INTERRUPT_MASK,
-			IWL_MASK(0, cfg(trans)->base_params->num_of_queues));
+			IWL_MASK(0, trans->cfg->base_params->num_of_queues));
 
 	/* Activate all Tx DMA/FIFO channels */
 	iwl_trans_txq_set_sched(trans, IWL_MASK(0, 7));
@@ -1188,7 +1161,7 @@ static int iwl_trans_tx_stop(struct iwl_trans *trans)
 	}
 
 	/* Unmap DMA from host system and free skb's */
-	for (txq_id = 0; txq_id < cfg(trans)->base_params->num_of_queues;
+	for (txq_id = 0; txq_id < trans->cfg->base_params->num_of_queues;
 	     txq_id++)
 		iwl_tx_queue_unmap(trans, txq_id);
 
@@ -1240,6 +1213,8 @@ static void iwl_trans_pcie_stop_device(struct iwl_trans *trans)
 	iwl_disable_interrupts(trans);
 	spin_unlock_irqrestore(&trans_pcie->irq_lock, flags);
 
+	iwl_enable_rfkill_int(trans);
+
 	/* wait to make sure we flush pending tasklet*/
 	synchronize_irq(trans_pcie->irq);
 	tasklet_kill(&trans_pcie->irq_tasklet);
@@ -1296,15 +1271,15 @@ static int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb,
 	spin_lock(&txq->lock);
 
 	/* Set up driver data for this TFD */
-	txq->skbs[q->write_ptr] = skb;
-	txq->cmd[q->write_ptr] = dev_cmd;
+	txq->entries[q->write_ptr].skb = skb;
+	txq->entries[q->write_ptr].cmd = dev_cmd;
 
 	dev_cmd->hdr.cmd = REPLY_TX;
 	dev_cmd->hdr.sequence = cpu_to_le16((u16)(QUEUE_TO_SEQ(txq_id) |
 				INDEX_TO_SEQ(q->write_ptr)));
 
 	/* Set up first empty entry in queue's array of Tx/cmd buffers */
-	out_meta = &txq->meta[q->write_ptr];
+	out_meta = &txq->entries[q->write_ptr].meta;
 
 	/*
 	 * Use the first empty entry in this queue's command buffer array
@@ -1450,8 +1425,10 @@ static int iwl_trans_pcie_start_hw(struct iwl_trans *trans)
 
 	iwl_apm_init(trans);
 
-	hw_rfkill = !(iwl_read32(trans, CSR_GP_CNTRL) &
-				CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW);
+	/* From now on, the op_mode will be kept updated about RF kill state */
+	iwl_enable_rfkill_int(trans);
+
+	hw_rfkill = iwl_is_rfkill_set(trans);
 	iwl_op_mode_hw_rf_kill(trans->op_mode, hw_rfkill);
 
 	return err;
@@ -1464,14 +1441,37 @@ error:
 	return err;
 }
 
-static void iwl_trans_pcie_stop_hw(struct iwl_trans *trans)
+static void iwl_trans_pcie_stop_hw(struct iwl_trans *trans,
+				   bool op_mode_leaving)
 {
+	bool hw_rfkill;
+	unsigned long flags;
+	struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
+
 	iwl_apm_stop(trans);
 
+	spin_lock_irqsave(&trans_pcie->irq_lock, flags);
+	iwl_disable_interrupts(trans);
+	spin_unlock_irqrestore(&trans_pcie->irq_lock, flags);
+
 	iwl_write32(trans, CSR_INT, 0xFFFFFFFF);
 
-	/* Even if we stop the HW, we still want the RF kill interrupt */
-	iwl_enable_rfkill_int(trans);
+	if (!op_mode_leaving) {
+		/*
+		 * Even if we stop the HW, we still want the RF kill
+		 * interrupt
+		 */
+		iwl_enable_rfkill_int(trans);
+
+		/*
+		 * Check again since the RF kill state may have changed while
+		 * all the interrupts were disabled, in this case we couldn't
+		 * receive the RF kill interrupt and update the state in the
+		 * op_mode.
+		 */
+		hw_rfkill = iwl_is_rfkill_set(trans);
+		iwl_op_mode_hw_rf_kill(trans->op_mode, hw_rfkill);
+	}
 }
 
 static void iwl_trans_pcie_reclaim(struct iwl_trans *trans, int txq_id, int ssn,
@@ -1548,7 +1548,7 @@ static void iwl_trans_pcie_configure(struct iwl_trans *trans,
 	trans_pcie->command_names = trans_cfg->command_names;
 }
 
-static void iwl_trans_pcie_free(struct iwl_trans *trans)
+void iwl_trans_pcie_free(struct iwl_trans *trans)
 {
 	struct iwl_trans_pcie *trans_pcie =
 		IWL_TRANS_GET_PCIE_TRANS(trans);
@@ -1567,7 +1567,6 @@ static void iwl_trans_pcie_free(struct iwl_trans *trans)
 	pci_release_regions(trans_pcie->pci_dev);
 	pci_disable_device(trans_pcie->pci_dev);
 
-	trans->shrd->trans = NULL;
 	kfree(trans);
 }
 
@@ -1591,16 +1590,14 @@ static int iwl_trans_pcie_resume(struct iwl_trans *trans)
 {
 	bool hw_rfkill;
 
-	hw_rfkill = !(iwl_read32(trans, CSR_GP_CNTRL) &
-				CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW);
-
-	if (hw_rfkill)
-		iwl_enable_rfkill_int(trans);
-	else
-		iwl_enable_interrupts(trans);
+	iwl_enable_rfkill_int(trans);
 
+	hw_rfkill = iwl_is_rfkill_set(trans);
 	iwl_op_mode_hw_rf_kill(trans->op_mode, hw_rfkill);
 
+	if (!hw_rfkill)
+		iwl_enable_interrupts(trans);
+
 	return 0;
 }
 #endif /* CONFIG_PM_SLEEP */
@@ -1617,7 +1614,7 @@ static int iwl_trans_pcie_wait_tx_queue_empty(struct iwl_trans *trans)
 	int ret = 0;
 
 	/* waiting for all the tx frames complete might take a while */
-	for (cnt = 0; cnt < cfg(trans)->base_params->num_of_queues; cnt++) {
+	for (cnt = 0; cnt < trans->cfg->base_params->num_of_queues; cnt++) {
 		if (cnt == trans_pcie->cmd_queue)
 			continue;
 		txq = &trans_pcie->txq[cnt];
@@ -1829,17 +1826,16 @@ static ssize_t iwl_dbgfs_tx_queue_read(struct file *file,
 	int ret;
 	size_t bufsz;
 
-	bufsz = sizeof(char) * 64 * cfg(trans)->base_params->num_of_queues;
+	bufsz = sizeof(char) * 64 * trans->cfg->base_params->num_of_queues;
 
-	if (!trans_pcie->txq) {
-		IWL_ERR(trans, "txq not ready\n");
+	if (!trans_pcie->txq)
 		return -EAGAIN;
-	}
+
 	buf = kzalloc(bufsz, GFP_KERNEL);
 	if (!buf)
 		return -ENOMEM;
 
-	for (cnt = 0; cnt < cfg(trans)->base_params->num_of_queues; cnt++) {
+	for (cnt = 0; cnt < trans->cfg->base_params->num_of_queues; cnt++) {
 		txq = &trans_pcie->txq[cnt];
 		q = &txq->q;
 		pos += scnprintf(buf + pos, bufsz - pos,
@@ -1895,10 +1891,8 @@ static ssize_t iwl_dbgfs_interrupt_read(struct file *file,
 	ssize_t ret;
 
 	buf = kzalloc(bufsz, GFP_KERNEL);
-	if (!buf) {
-		IWL_ERR(trans, "Can not allocate Buffer\n");
+	if (!buf)
 		return -ENOMEM;
-	}
 
 	pos += scnprintf(buf + pos, bufsz - pos,
 			"Interrupt Statistics Report:\n");
@@ -2049,7 +2043,7 @@ static int iwl_trans_pcie_dbgfs_register(struct iwl_trans *trans,
 
 #endif /*CONFIG_IWLWIFI_DEBUGFS */
 
-const struct iwl_trans_ops trans_ops_pcie = {
+static const struct iwl_trans_ops trans_ops_pcie = {
 	.start_hw = iwl_trans_pcie_start_hw,
 	.stop_hw = iwl_trans_pcie_stop_hw,
 	.fw_alive = iwl_trans_pcie_fw_alive,
@@ -2066,8 +2060,6 @@ const struct iwl_trans_ops trans_ops_pcie = {
 	.tx_agg_disable = iwl_trans_pcie_tx_agg_disable,
 	.tx_agg_setup = iwl_trans_pcie_tx_agg_setup,
 
-	.free = iwl_trans_pcie_free,
-
 	.dbgfs_register = iwl_trans_pcie_dbgfs_register,
 
 	.wait_tx_queue_empty = iwl_trans_pcie_wait_tx_queue_empty,
@@ -2083,9 +2075,9 @@ const struct iwl_trans_ops trans_ops_pcie = {
 	.set_pmi = iwl_trans_pcie_set_pmi,
 };
 
-struct iwl_trans *iwl_trans_pcie_alloc(struct iwl_shared *shrd,
-				       struct pci_dev *pdev,
-				       const struct pci_device_id *ent)
+struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev,
+				       const struct pci_device_id *ent,
+				       const struct iwl_cfg *cfg)
 {
 	struct iwl_trans_pcie *trans_pcie;
 	struct iwl_trans *trans;
@@ -2101,7 +2093,7 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct iwl_shared *shrd,
 	trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
 
 	trans->ops = &trans_ops_pcie;
-	trans->shrd = shrd;
+	trans->cfg = cfg;
 	trans_pcie->trans = trans;
 	spin_lock_init(&trans_pcie->irq_lock);
 	init_waitqueue_head(&trans_pcie->ucode_write_waitq);

drivers/net/wireless/iwlwifi/iwl-trans.h

@@ -66,8 +66,9 @@
 #include <linux/ieee80211.h>
 #include <linux/mm.h> /* for page_address */
 
-#include "iwl-shared.h"
 #include "iwl-debug.h"
+#include "iwl-config.h"
+#include "iwl-fw.h"
 
 /**
  * DOC: Transport layer - what is it ?
@@ -104,13 +105,6 @@
  *	6) Eventually, the free function will be called.
  */
 
-struct iwl_priv;
-struct iwl_shared;
-struct iwl_op_mode;
-struct fw_img;
-struct sk_buff;
-struct dentry;
-
 /**
  * DOC: Host command section
  *
@@ -326,6 +320,8 @@ struct iwl_trans_config {
 	const char **command_names;
 };
 
+struct iwl_trans;
+
 /**
  * struct iwl_trans_ops - transport specific operations
  *
@@ -334,7 +330,8 @@ struct iwl_trans_config {
  * @start_hw: starts the HW- from that point on, the HW can send interrupts
  *	May sleep
  * @stop_hw: stops the HW- from that point on, the HW will be in low power but
- *	will still issue interrupt if the HW RF kill is triggered.
+ *	will still issue interrupt if the HW RF kill is triggered unless
+ *	op_mode_leaving is true.
  *	May sleep
  * @start_fw: allocates and inits all the resources for the transport
  *	layer. Also kick a fw image.
@@ -357,10 +354,6 @@ struct iwl_trans_config {
  *	May sleep
  * @tx_agg_disable: de-configure a Tx queue to send AMPDUs
  *	Must be atomic
- * @free: release all the ressource for the transport layer itself such as
- *	irq, tasklet etc... From this point on, the device may not issue
- *	any interrupt (incl. RFKILL).
- *	May sleep
  * @wait_tx_queue_empty: wait until all tx queues are empty
  *	May sleep
  * @dbgfs_register: add the dbgfs files under this directory. Files will be
@@ -378,7 +371,7 @@ struct iwl_trans_config {
 struct iwl_trans_ops {
 
 	int (*start_hw)(struct iwl_trans *iwl_trans);
-	void (*stop_hw)(struct iwl_trans *iwl_trans);
+	void (*stop_hw)(struct iwl_trans *iwl_trans, bool op_mode_leaving);
 	int (*start_fw)(struct iwl_trans *trans, const struct fw_img *fw);
 	void (*fw_alive)(struct iwl_trans *trans);
 	void (*stop_device)(struct iwl_trans *trans);
@@ -396,8 +389,6 @@ struct iwl_trans_ops {
 			     int sta_id, int tid, int frame_limit, u16 ssn);
 	void (*tx_agg_disable)(struct iwl_trans *trans, int queue);
 
-	void (*free)(struct iwl_trans *trans);
-
 	int (*dbgfs_register)(struct iwl_trans *trans, struct dentry* dir);
 	int (*wait_tx_queue_empty)(struct iwl_trans *trans);
 #ifdef CONFIG_PM_SLEEP
@@ -428,7 +419,7 @@ enum iwl_trans_state {
  *
  * @ops - pointer to iwl_trans_ops
  * @op_mode - pointer to the op_mode
- * @shrd - pointer to iwl_shared which holds shared data from the upper layer
+ * @cfg - pointer to the configuration
  * @reg_lock - protect hw register access
  * @dev - pointer to struct device * that represents the device
  * @hw_id: a u32 with the ID of the device / subdevice.
@@ -440,7 +431,7 @@ enum iwl_trans_state {
 struct iwl_trans {
 	const struct iwl_trans_ops *ops;
 	struct iwl_op_mode *op_mode;
-	struct iwl_shared *shrd;
+	const struct iwl_cfg *cfg;
 	enum iwl_trans_state state;
 	spinlock_t reg_lock;
 
@@ -477,11 +468,12 @@ static inline int iwl_trans_start_hw(struct iwl_trans *trans)
 	return trans->ops->start_hw(trans);
 }
 
-static inline void iwl_trans_stop_hw(struct iwl_trans *trans)
+static inline void iwl_trans_stop_hw(struct iwl_trans *trans,
+				     bool op_mode_leaving)
 {
 	might_sleep();
 
-	trans->ops->stop_hw(trans);
+	trans->ops->stop_hw(trans, op_mode_leaving);
 
 	trans->state = IWL_TRANS_NO_FW;
 }
@@ -566,11 +558,6 @@ static inline void iwl_trans_tx_agg_setup(struct iwl_trans *trans, int queue,
 				 frame_limit, ssn);
 }
 
-static inline void iwl_trans_free(struct iwl_trans *trans)
-{
-	trans->ops->free(trans);
-}
-
 static inline int iwl_trans_wait_tx_queue_empty(struct iwl_trans *trans)
 {
 	WARN_ONCE(trans->state != IWL_TRANS_FW_ALIVE,
@@ -618,19 +605,9 @@ static inline void iwl_trans_set_pmi(struct iwl_trans *trans, bool state)
 }
 
 /*****************************************************
-* Transport layers implementations + their allocation function
+* driver (transport) register/unregister functions
 ******************************************************/
-struct pci_dev;
-struct pci_device_id;
-extern const struct iwl_trans_ops trans_ops_pcie;
-struct iwl_trans *iwl_trans_pcie_alloc(struct iwl_shared *shrd,
-				       struct pci_dev *pdev,
-				       const struct pci_device_id *ent);
 int __must_check iwl_pci_register_driver(void);
 void iwl_pci_unregister_driver(void);
 
-extern const struct iwl_trans_ops trans_ops_idi;
-struct iwl_trans *iwl_trans_idi_alloc(struct iwl_shared *shrd,
-				      void *pdev_void,
-				      const void *ent_void);
 #endif /* __iwl_trans_h__ */

drivers/net/wireless/iwlwifi/iwl-ucode.c

@@ -31,7 +31,6 @@
 #include <linux/init.h>
 
 #include "iwl-dev.h"
-#include "iwl-core.h"
 #include "iwl-io.h"
 #include "iwl-agn-hw.h"
 #include "iwl-agn.h"
@@ -145,8 +144,8 @@ int iwl_init_alive_start(struct iwl_priv *priv)
 {
 	int ret;
 
-	if (cfg(priv)->bt_params &&
-	    cfg(priv)->bt_params->advanced_bt_coexist) {
+	if (priv->cfg->bt_params &&
+	    priv->cfg->bt_params->advanced_bt_coexist) {
 		/*
 		 * Tell uCode we are ready to perform calibration
 		 * need to perform this before any calibration
@@ -168,8 +167,8 @@ int iwl_init_alive_start(struct iwl_priv *priv)
 	 * temperature offset calibration is only needed for runtime ucode,
 	 * so prepare the value now.
 	 */
-	if (cfg(priv)->need_temp_offset_calib) {
-		if (cfg(priv)->temp_offset_v2)
+	if (priv->cfg->need_temp_offset_calib) {
+		if (priv->cfg->temp_offset_v2)
 			return iwl_set_temperature_offset_calib_v2(priv);
 		else
 			return iwl_set_temperature_offset_calib(priv);
@@ -244,7 +243,7 @@ static int iwl_alive_notify(struct iwl_priv *priv)
 {
 	int ret;
 
-	iwl_trans_fw_alive(trans(priv));
+	iwl_trans_fw_alive(priv->trans);
 
 	priv->passive_no_rx = false;
 	priv->transport_queue_stop = 0;
@@ -253,7 +252,7 @@ static int iwl_alive_notify(struct iwl_priv *priv)
 	if (ret)
 		return ret;
 
-	if (!cfg(priv)->no_xtal_calib) {
+	if (!priv->cfg->no_xtal_calib) {
 		ret = iwl_set_Xtal_calib(priv);
 		if (ret)
 			return ret;
@@ -282,9 +281,9 @@ static int iwl_verify_sec_sparse(struct iwl_priv *priv,
 		/* read data comes through single port, auto-incr addr */
 		/* NOTE: Use the debugless read so we don't flood kernel log
 		 * if IWL_DL_IO is set */
-		iwl_write_direct32(trans(priv), HBUS_TARG_MEM_RADDR,
+		iwl_write_direct32(priv->trans, HBUS_TARG_MEM_RADDR,
 			i + fw_desc->offset);
-		val = iwl_read32(trans(priv), HBUS_TARG_MEM_RDAT);
+		val = iwl_read32(priv->trans, HBUS_TARG_MEM_RDAT);
 		if (val != le32_to_cpu(*image))
 			return -EIO;
 	}
@@ -303,14 +302,14 @@ static void iwl_print_mismatch_sec(struct iwl_priv *priv,
 
 	IWL_DEBUG_FW(priv, "ucode inst image size is %u\n", len);
 
-	iwl_write_direct32(trans(priv), HBUS_TARG_MEM_RADDR,
+	iwl_write_direct32(priv->trans, HBUS_TARG_MEM_RADDR,
 				fw_desc->offset);
 
 	for (offs = 0;
 	     offs < len && errors < 20;
 	     offs += sizeof(u32), image++) {
 		/* read data comes through single port, auto-incr addr */
-		val = iwl_read32(trans(priv), HBUS_TARG_MEM_RDAT);
+		val = iwl_read32(priv->trans, HBUS_TARG_MEM_RDAT);
 		if (val != le32_to_cpu(*image)) {
 			IWL_ERR(priv, "uCode INST section at "
 				"offset 0x%x, is 0x%x, s/b 0x%x\n",
@@ -402,7 +401,7 @@ int iwl_load_ucode_wait_alive(struct iwl_priv *priv,
 				   alive_cmd, ARRAY_SIZE(alive_cmd),
 				   iwl_alive_fn, &alive_data);
 
-	ret = iwl_trans_start_fw(trans(priv), fw);
+	ret = iwl_trans_start_fw(priv->trans, fw);
 	if (ret) {
 		priv->cur_ucode = old_type;
 		iwl_remove_notification(&priv->notif_wait, &alive_wait);
@@ -526,7 +525,7 @@ int iwl_run_init_ucode(struct iwl_priv *priv)
 	iwl_remove_notification(&priv->notif_wait, &calib_wait);
  out:
 	/* Whatever happened, stop the device */
-	iwl_trans_stop_device(trans(priv));
+	iwl_trans_stop_device(priv->trans);
 	priv->ucode_loaded = false;
 
 	return ret;

drivers/net/wireless/libertas/firmware.c

@@ -5,6 +5,7 @@
 #include <linux/firmware.h>
 #include <linux/firmware.h>
 #include <linux/module.h>
+#include <linux/sched.h>
 
 #include "dev.h"
 #include "decl.h"

drivers/net/wireless/libertas/if_cs.c

@@ -738,6 +738,50 @@ done:
 	return ret;
 }
 
+static void if_cs_prog_firmware(struct lbs_private *priv, int ret,
+				 const struct firmware *helper,
+				 const struct firmware *mainfw)
+{
+	struct if_cs_card *card = priv->card;
+
+	if (ret) {
+		pr_err("failed to find firmware (%d)\n", ret);
+		return;
+	}
+
+	/* Load the firmware */
+	ret = if_cs_prog_helper(card, helper);
+	if (ret == 0 && (card->model != MODEL_8305))
+		ret = if_cs_prog_real(card, mainfw);
+	if (ret)
+		goto out;
+
+	/* Now actually get the IRQ */
+	ret = request_irq(card->p_dev->irq, if_cs_interrupt,
+		IRQF_SHARED, DRV_NAME, card);
+	if (ret) {
+		pr_err("error in request_irq\n");
+		goto out;
+	}
+
+	/*
+	 * Clear any interrupt cause that happened while sending
+	 * firmware/initializing card
+	 */
+	if_cs_write16(card, IF_CS_CARD_INT_CAUSE, IF_CS_BIT_MASK);
+	if_cs_enable_ints(card);
+
+	/* And finally bring the card up */
+	priv->fw_ready = 1;
+	if (lbs_start_card(priv) != 0) {
+		pr_err("could not activate card\n");
+		free_irq(card->p_dev->irq, card);
+	}
+
+out:
+	release_firmware(helper);
+	release_firmware(mainfw);
+}
 
 
 /********************************************************************/
@@ -809,8 +853,6 @@ static int if_cs_probe(struct pcmcia_device *p_dev)
 	unsigned int prod_id;
 	struct lbs_private *priv;
 	struct if_cs_card *card;
-	const struct firmware *helper = NULL;
-	const struct firmware *mainfw = NULL;
 
 	lbs_deb_enter(LBS_DEB_CS);
 
@@ -890,20 +932,6 @@ static int if_cs_probe(struct pcmcia_device *p_dev)
 		goto out2;
 	}
 
-	ret = lbs_get_firmware(&p_dev->dev, card->model, &fw_table[0],
-				&helper, &mainfw);
-	if (ret) {
-		pr_err("failed to find firmware (%d)\n", ret);
-		goto out2;
-	}
-
-	/* Load the firmware early, before calling into libertas.ko */
-	ret = if_cs_prog_helper(card, helper);
-	if (ret == 0 && (card->model != MODEL_8305))
-		ret = if_cs_prog_real(card, mainfw);
-	if (ret)
-		goto out2;
-
 	/* Make this card known to the libertas driver */
 	priv = lbs_add_card(card, &p_dev->dev);
 	if (!priv) {
@@ -911,37 +939,22 @@ static int if_cs_probe(struct pcmcia_device *p_dev)
 		goto out2;
 	}
 
-	/* Finish setting up fields in lbs_private */
+	/* Set up fields in lbs_private */
 	card->priv = priv;
 	priv->card = card;
 	priv->hw_host_to_card = if_cs_host_to_card;
 	priv->enter_deep_sleep = NULL;
 	priv->exit_deep_sleep = NULL;
 	priv->reset_deep_sleep_wakeup = NULL;
-	priv->fw_ready = 1;
 
-	/* Now actually get the IRQ */
-	ret = request_irq(p_dev->irq, if_cs_interrupt,
-		IRQF_SHARED, DRV_NAME, card);
+	/* Get firmware */
+	ret = lbs_get_firmware_async(priv, &p_dev->dev, card->model, fw_table,
+				     if_cs_prog_firmware);
 	if (ret) {
-		pr_err("error in request_irq\n");
-		goto out3;
-	}
-
-	/*
-	 * Clear any interrupt cause that happened while sending
-	 * firmware/initializing card
-	 */
-	if_cs_write16(card, IF_CS_CARD_INT_CAUSE, IF_CS_BIT_MASK);
-	if_cs_enable_ints(card);
-
-	/* And finally bring the card up */
-	if (lbs_start_card(priv) != 0) {
-		pr_err("could not activate card\n");
+		pr_err("failed to find firmware (%d)\n", ret);
 		goto out3;
 	}
 
-	ret = 0;
 	goto out;
 
 out3:
@@ -951,9 +964,6 @@ out2:
 out1:
 	pcmcia_disable_device(p_dev);
 out:
-	release_firmware(helper);
-	release_firmware(mainfw);
-
 	lbs_deb_leave_args(LBS_DEB_CS, "ret %d", ret);
 	return ret;
 }

drivers/net/wireless/mwifiex/11n_aggr.c

@@ -233,21 +233,27 @@ mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv,
 
 	skb_push(skb_aggr, headroom);
 
-	/*
-	 * Padding per MSDU will affect the length of next
-	 * packet and hence the exact length of next packet
-	 * is uncertain here.
-	 *
-	 * Also, aggregation of transmission buffer, while
-	 * downloading the data to the card, wont gain much
-	 * on the AMSDU packets as the AMSDU packets utilizes
-	 * the transmission buffer space to the maximum
-	 * (adapter->tx_buf_size).
-	 */
-	tx_param.next_pkt_len = 0;
-
-	ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA,
-					   skb_aggr, &tx_param);
+	if (adapter->iface_type == MWIFIEX_USB) {
+		adapter->data_sent = true;
+		ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_USB_EP_DATA,
+						   skb_aggr, NULL);
+	} else {
+		/*
+		 * Padding per MSDU will affect the length of next
+		 * packet and hence the exact length of next packet
+		 * is uncertain here.
+		 *
+		 * Also, aggregation of transmission buffer, while
+		 * downloading the data to the card, wont gain much
+		 * on the AMSDU packets as the AMSDU packets utilizes
+		 * the transmission buffer space to the maximum
+		 * (adapter->tx_buf_size).
+		 */
+		tx_param.next_pkt_len = 0;
+
+		ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA,
+						   skb_aggr, &tx_param);
+	}
 	switch (ret) {
 	case -EBUSY:
 		spin_lock_irqsave(&priv->wmm.ra_list_spinlock, ra_list_flags);

drivers/net/wireless/mwifiex/Kconfig

@@ -30,3 +30,14 @@ config MWIFIEX_PCIE
 
 	  If you choose to build it as a module, it will be called
 	  mwifiex_pcie.
+
+config MWIFIEX_USB
+	tristate "Marvell WiFi-Ex Driver for USB8797"
+	depends on MWIFIEX && USB
+	select FW_LOADER
+	---help---
+	  This adds support for wireless adapters based on Marvell
+	  Avastar 88W8797 chipset with USB interface.
+
+	  If you choose to build it as a module, it will be called
+	  mwifiex_usb.

drivers/net/wireless/mwifiex/Makefile

@@ -42,3 +42,6 @@ obj-$(CONFIG_MWIFIEX_SDIO) += mwifiex_sdio.o
 
 mwifiex_pcie-y += pcie.o
 obj-$(CONFIG_MWIFIEX_PCIE) += mwifiex_pcie.o
+
+mwifiex_usb-y += usb.o
+obj-$(CONFIG_MWIFIEX_USB) += mwifiex_usb.o

drivers/net/wireless/mwifiex/cmdevt.c

@@ -139,6 +139,7 @@ static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv,
 	uint16_t cmd_size;
 	struct timeval tstamp;
 	unsigned long flags;
+	__le32 tmp;
 
 	if (!adapter || !cmd_node)
 		return -1;
@@ -178,15 +179,28 @@ static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv,
 		le16_to_cpu(*(__le16 *) ((u8 *) host_cmd + S_DS_GEN)), cmd_size,
 		le16_to_cpu(host_cmd->seq_num));
 
-	skb_push(cmd_node->cmd_skb, INTF_HEADER_LEN);
-
-	ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_CMD,
-					   cmd_node->cmd_skb, NULL);
-
-	skb_pull(cmd_node->cmd_skb, INTF_HEADER_LEN);
+	if (adapter->iface_type == MWIFIEX_USB) {
+		tmp = cpu_to_le32(MWIFIEX_USB_TYPE_CMD);
+		skb_push(cmd_node->cmd_skb, MWIFIEX_TYPE_LEN);
+		memcpy(cmd_node->cmd_skb->data, &tmp, MWIFIEX_TYPE_LEN);
+		adapter->cmd_sent = true;
+		ret = adapter->if_ops.host_to_card(adapter,
+						   MWIFIEX_USB_EP_CMD_EVENT,
+						   cmd_node->cmd_skb, NULL);
+		skb_pull(cmd_node->cmd_skb, MWIFIEX_TYPE_LEN);
+		if (ret == -EBUSY)
+			cmd_node->cmd_skb = NULL;
+	} else {
+		skb_push(cmd_node->cmd_skb, INTF_HEADER_LEN);
+		ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_CMD,
+						   cmd_node->cmd_skb, NULL);
+		skb_pull(cmd_node->cmd_skb, INTF_HEADER_LEN);
+	}
 
 	if (ret == -1) {
 		dev_err(adapter->dev, "DNLD_CMD: host to card failed\n");
+		if (adapter->iface_type == MWIFIEX_USB)
+			adapter->cmd_sent = false;
 		if (cmd_node->wait_q_enabled)
 			adapter->cmd_wait_q.status = -1;
 		mwifiex_insert_cmd_to_free_q(adapter, adapter->curr_cmd);
@@ -232,6 +246,9 @@ static int mwifiex_dnld_sleep_confirm_cmd(struct mwifiex_adapter *adapter)
 	struct mwifiex_opt_sleep_confirm *sleep_cfm_buf =
 				(struct mwifiex_opt_sleep_confirm *)
 						adapter->sleep_cfm->data;
+	struct sk_buff *sleep_cfm_tmp;
+	__le32 tmp;
+
 	priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
 
 	sleep_cfm_buf->seq_num =
@@ -240,10 +257,28 @@ static int mwifiex_dnld_sleep_confirm_cmd(struct mwifiex_adapter *adapter)
 					 priv->bss_type)));
 	adapter->seq_num++;
 
-	skb_push(adapter->sleep_cfm, INTF_HEADER_LEN);
-	ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_CMD,
-					   adapter->sleep_cfm, NULL);
-	skb_pull(adapter->sleep_cfm, INTF_HEADER_LEN);
+	if (adapter->iface_type == MWIFIEX_USB) {
+		sleep_cfm_tmp =
+			dev_alloc_skb(sizeof(struct mwifiex_opt_sleep_confirm)
+				      + MWIFIEX_TYPE_LEN);
+		skb_put(sleep_cfm_tmp, sizeof(struct mwifiex_opt_sleep_confirm)
+			+ MWIFIEX_TYPE_LEN);
+		tmp = cpu_to_le32(MWIFIEX_USB_TYPE_CMD);
+		memcpy(sleep_cfm_tmp->data, &tmp, MWIFIEX_TYPE_LEN);
+		memcpy(sleep_cfm_tmp->data + MWIFIEX_TYPE_LEN,
+		       adapter->sleep_cfm->data,
+		       sizeof(struct mwifiex_opt_sleep_confirm));
+		ret = adapter->if_ops.host_to_card(adapter,
+						   MWIFIEX_USB_EP_CMD_EVENT,
+						   sleep_cfm_tmp, NULL);
+		if (ret != -EBUSY)
+			dev_kfree_skb_any(sleep_cfm_tmp);
+	} else {
+		skb_push(adapter->sleep_cfm, INTF_HEADER_LEN);
+		ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_CMD,
+						   adapter->sleep_cfm, NULL);
+		skb_pull(adapter->sleep_cfm, INTF_HEADER_LEN);
+	}
 
 	if (ret == -1) {
 		dev_err(adapter->dev, "SLEEP_CFM: failed\n");
@@ -343,7 +378,12 @@ int mwifiex_free_cmd_buffer(struct mwifiex_adapter *adapter)
 		}
 		if (!cmd_array[i].resp_skb)
 			continue;
-		dev_kfree_skb_any(cmd_array[i].resp_skb);
+
+		if (adapter->iface_type == MWIFIEX_USB)
+			adapter->if_ops.cmdrsp_complete(adapter,
+							cmd_array[i].resp_skb);
+		else
+			dev_kfree_skb_any(cmd_array[i].resp_skb);
 	}
 	/* Release struct cmd_ctrl_node */
 	if (adapter->cmd_pool) {
@@ -1083,6 +1123,7 @@ mwifiex_process_hs_config(struct mwifiex_adapter *adapter)
 						    MWIFIEX_BSS_ROLE_ANY),
 				   false);
 }
+EXPORT_SYMBOL_GPL(mwifiex_process_hs_config);
 
 /*
  * This function handles the command response of a sleep confirm command.

drivers/net/wireless/mwifiex/decl.h

@@ -53,6 +53,7 @@
 #define MWIFIEX_RATE_BITMAP_MCS127 159
 
 #define MWIFIEX_RX_DATA_BUF_SIZE     (4 * 1024)
+#define MWIFIEX_RX_CMD_BUF_SIZE	     (2 * 1024)
 
 #define MWIFIEX_RTS_MIN_VALUE              (0)
 #define MWIFIEX_RTS_MAX_VALUE              (2347)

drivers/net/wireless/mwifiex/fw.h

@@ -81,6 +81,11 @@ enum KEY_TYPE_ID {
 #define FIRMWARE_READY_SDIO				0xfedc
 #define FIRMWARE_READY_PCIE				0xfedcba00
 
+enum mwifiex_usb_ep {
+	MWIFIEX_USB_EP_CMD_EVENT = 1,
+	MWIFIEX_USB_EP_DATA = 2,
+};
+
 enum MWIFIEX_802_11_PRIVACY_FILTER {
 	MWIFIEX_802_11_PRIV_FILTER_ACCEPT_ALL,
 	MWIFIEX_802_11_PRIV_FILTER_8021X_WEP

drivers/net/wireless/mwifiex/init.c

@@ -188,10 +188,10 @@ static void mwifiex_init_adapter(struct mwifiex_adapter *adapter)
 
 	adapter->cmd_sent = false;
 
-	if (adapter->iface_type == MWIFIEX_PCIE)
-		adapter->data_sent = false;
-	else
+	if (adapter->iface_type == MWIFIEX_SDIO)
 		adapter->data_sent = true;
+	else
+		adapter->data_sent = false;
 
 	adapter->cmd_resp_received = false;
 	adapter->event_received = false;
@@ -379,7 +379,8 @@ mwifiex_free_adapter(struct mwifiex_adapter *adapter)
 
 	dev_dbg(adapter->dev, "info: free scan table\n");
 
-	adapter->if_ops.cleanup_if(adapter);
+	if (adapter->if_ops.cleanup_if)
+		adapter->if_ops.cleanup_if(adapter);
 
 	if (adapter->sleep_cfm)
 		dev_kfree_skb_any(adapter->sleep_cfm);
@@ -419,6 +420,8 @@ int mwifiex_init_lock_list(struct mwifiex_adapter *adapter)
 	spin_lock_init(&adapter->cmd_pending_q_lock);
 	spin_lock_init(&adapter->scan_pending_q_lock);
 
+	skb_queue_head_init(&adapter->usb_rx_data_q);
+
 	for (i = 0; i < adapter->priv_num; ++i) {
 		INIT_LIST_HEAD(&adapter->bss_prio_tbl[i].bss_prio_head);
 		adapter->bss_prio_tbl[i].bss_prio_cur = NULL;
@@ -574,6 +577,7 @@ mwifiex_shutdown_drv(struct mwifiex_adapter *adapter)
 	struct mwifiex_private *priv;
 	s32 i;
 	unsigned long flags;
+	struct sk_buff *skb;
 
 	/* mwifiex already shutdown */
 	if (adapter->hw_status == MWIFIEX_HW_STATUS_NOT_READY)
@@ -601,6 +605,18 @@ mwifiex_shutdown_drv(struct mwifiex_adapter *adapter)
 
 	spin_lock_irqsave(&adapter->mwifiex_lock, flags);
 
+	if (adapter->if_ops.data_complete) {
+		while ((skb = skb_dequeue(&adapter->usb_rx_data_q))) {
+			struct mwifiex_rxinfo *rx_info = MWIFIEX_SKB_RXCB(skb);
+
+			priv = adapter->priv[rx_info->bss_num];
+			if (priv)
+				priv->stats.rx_dropped++;
+
+			adapter->if_ops.data_complete(adapter, skb);
+		}
+	}
+
 	/* Free adapter structure */
 	mwifiex_free_adapter(adapter);
 
@@ -630,24 +646,28 @@ int mwifiex_dnld_fw(struct mwifiex_adapter *adapter,
 	int ret;
 	u32 poll_num = 1;
 
-	adapter->winner = 0;
+	if (adapter->if_ops.check_fw_status) {
+		adapter->winner = 0;
 
-	/* Check if firmware is already running */
-	ret = adapter->if_ops.check_fw_status(adapter, poll_num);
-	if (!ret) {
-		dev_notice(adapter->dev,
-			   "WLAN FW already running! Skip FW download\n");
-		goto done;
-	}
-	poll_num = MAX_FIRMWARE_POLL_TRIES;
-
-	/* Check if we are the winner for downloading FW */
-	if (!adapter->winner) {
-		dev_notice(adapter->dev,
-			   "Other intf already running! Skip FW download\n");
-		poll_num = MAX_MULTI_INTERFACE_POLL_TRIES;
-		goto poll_fw;
+		/* check if firmware is already running */
+		ret = adapter->if_ops.check_fw_status(adapter, poll_num);
+		if (!ret) {
+			dev_notice(adapter->dev,
+				   "WLAN FW already running! Skip FW dnld\n");
+			goto done;
+		}
+
+		poll_num = MAX_FIRMWARE_POLL_TRIES;
+
+		/* check if we are the winner for downloading FW */
+		if (!adapter->winner) {
+			dev_notice(adapter->dev,
+				   "FW already running! Skip FW dnld\n");
+			poll_num = MAX_MULTI_INTERFACE_POLL_TRIES;
+			goto poll_fw;
+		}
 	}
+
 	if (pmfw) {
 		/* Download firmware with helper */
 		ret = adapter->if_ops.prog_fw(adapter, pmfw);
@@ -666,6 +686,8 @@ poll_fw:
 	}
 done:
 	/* re-enable host interrupt for mwifiex after fw dnld is successful */
-	adapter->if_ops.enable_int(adapter);
+	if (adapter->if_ops.enable_int)
+		adapter->if_ops.enable_int(adapter);
+
 	return ret;
 }

drivers/net/wireless/mwifiex/main.c

@@ -58,8 +58,9 @@ static int mwifiex_register(void *card, struct mwifiex_if_ops *if_ops,
 	memmove(&adapter->if_ops, if_ops, sizeof(struct mwifiex_if_ops));
 
 	/* card specific initialization has been deferred until now .. */
-	if (adapter->if_ops.init_if(adapter))
-		goto error;
+	if (adapter->if_ops.init_if)
+		if (adapter->if_ops.init_if(adapter))
+			goto error;
 
 	adapter->priv_num = 0;
 
@@ -140,6 +141,7 @@ int mwifiex_main_process(struct mwifiex_adapter *adapter)
 {
 	int ret = 0;
 	unsigned long flags;
+	struct sk_buff *skb;
 
 	spin_lock_irqsave(&adapter->main_proc_lock, flags);
 
@@ -161,7 +163,8 @@ process_start:
 		if (adapter->int_status) {
 			if (adapter->hs_activated)
 				mwifiex_process_hs_config(adapter);
-			adapter->if_ops.process_int_status(adapter);
+			if (adapter->if_ops.process_int_status)
+				adapter->if_ops.process_int_status(adapter);
 		}
 
 		/* Need to wake up the card ? */
@@ -174,6 +177,7 @@ process_start:
 			adapter->if_ops.wakeup(adapter);
 			continue;
 		}
+
 		if (IS_CARD_RX_RCVD(adapter)) {
 			adapter->pm_wakeup_fw_try = false;
 			if (adapter->ps_state == PS_STATE_SLEEP)
@@ -194,6 +198,11 @@ process_start:
 			}
 		}
 
+		/* Check Rx data for USB */
+		if (adapter->iface_type == MWIFIEX_USB)
+			while ((skb = skb_dequeue(&adapter->usb_rx_data_q)))
+				mwifiex_handle_rx_packet(adapter, skb);
+
 		/* Check for Cmd Resp */
 		if (adapter->cmd_resp_received) {
 			adapter->cmd_resp_received = false;
@@ -317,7 +326,10 @@ static void mwifiex_fw_dpc(const struct firmware *firmware, void *context)
 	fw.fw_buf = (u8 *) adapter->firmware->data;
 	fw.fw_len = adapter->firmware->size;
 
-	ret = mwifiex_dnld_fw(adapter, &fw);
+	if (adapter->if_ops.dnld_fw)
+		ret = adapter->if_ops.dnld_fw(adapter, &fw);
+	else
+		ret = mwifiex_dnld_fw(adapter, &fw);
 	if (ret == -1)
 		goto done;
 
@@ -731,7 +743,8 @@ mwifiex_add_card(void *card, struct semaphore *sem,
 
 err_init_fw:
 	pr_debug("info: %s: unregister device\n", __func__);
-	adapter->if_ops.unregister_dev(adapter);
+	if (adapter->if_ops.unregister_dev)
+		adapter->if_ops.unregister_dev(adapter);
 err_registerdev:
 	adapter->surprise_removed = true;
 	mwifiex_terminate_workqueue(adapter);
@@ -836,7 +849,8 @@ int mwifiex_remove_card(struct mwifiex_adapter *adapter, struct semaphore *sem)
 
 	/* Unregister device */
 	dev_dbg(adapter->dev, "info: unregister device\n");
-	adapter->if_ops.unregister_dev(adapter);
+	if (adapter->if_ops.unregister_dev)
+		adapter->if_ops.unregister_dev(adapter);
 	/* Free adapter structure */
 	dev_dbg(adapter->dev, "info: free adapter\n");
 	mwifiex_free_adapter(adapter);

drivers/net/wireless/mwifiex/main.h

@@ -92,9 +92,16 @@ enum {
 #define MWIFIEX_OUI_NOT_PRESENT			0
 #define MWIFIEX_OUI_PRESENT				1
 
+/*
+ * Do not check for data_received for USB, as data_received
+ * is handled in mwifiex_usb_recv for USB
+ */
 #define IS_CARD_RX_RCVD(adapter) (adapter->cmd_resp_received || \
-					adapter->event_received || \
-					adapter->data_received)
+				adapter->event_received || \
+				((adapter->iface_type != MWIFIEX_USB) && \
+				adapter->data_received) || \
+				((adapter->iface_type == MWIFIEX_USB) && \
+				!skb_queue_empty(&adapter->usb_rx_data_q)))
 
 #define MWIFIEX_TYPE_CMD				1
 #define MWIFIEX_TYPE_DATA				0
@@ -110,6 +117,11 @@ enum {
 
 #define MWIFIEX_EVENT_HEADER_LEN           4
 
+#define MWIFIEX_TYPE_LEN			4
+#define MWIFIEX_USB_TYPE_CMD			0xF00DFACE
+#define MWIFIEX_USB_TYPE_DATA			0xBEADC0DE
+#define MWIFIEX_USB_TYPE_EVENT			0xBEEFFACE
+
 struct mwifiex_dbg {
 	u32 num_cmd_host_to_card_failure;
 	u32 num_cmd_sleep_cfm_host_to_card_failure;
@@ -162,6 +174,7 @@ enum MWIFIEX_PS_STATE {
 enum mwifiex_iface_type {
 	MWIFIEX_SDIO,
 	MWIFIEX_PCIE,
+	MWIFIEX_USB
 };
 
 struct mwifiex_add_ba_param {
@@ -546,6 +559,8 @@ struct mwifiex_if_ops {
 	void (*cleanup_mpa_buf) (struct mwifiex_adapter *);
 	int (*cmdrsp_complete) (struct mwifiex_adapter *, struct sk_buff *);
 	int (*event_complete) (struct mwifiex_adapter *, struct sk_buff *);
+	int (*data_complete) (struct mwifiex_adapter *, struct sk_buff *);
+	int (*dnld_fw) (struct mwifiex_adapter *, struct mwifiex_fw_image *);
 };
 
 struct mwifiex_adapter {
@@ -608,6 +623,7 @@ struct mwifiex_adapter {
 	struct list_head scan_pending_q;
 	/* spin lock for scan_pending_q */
 	spinlock_t scan_pending_q_lock;
+	struct sk_buff_head usb_rx_data_q;
 	u32 scan_processing;
 	u16 region_code;
 	struct mwifiex_802_11d_domain_reg domain_reg;

drivers/net/wireless/mwifiex/sta_cmd.c

@@ -1293,7 +1293,7 @@ int mwifiex_sta_init_cmd(struct mwifiex_private *priv, u8 first_sta)
 	if (ret)
 		return -1;
 
-	if (first_sta) {
+	if (first_sta && (priv->adapter->iface_type != MWIFIEX_USB)) {
 		/* Enable auto deep sleep */
 		auto_ds.auto_ds = DEEP_SLEEP_ON;
 		auto_ds.idle_time = DEEP_SLEEP_IDLE_TIME;

drivers/net/wireless/mwifiex/sta_rx.c

@@ -145,7 +145,12 @@ int mwifiex_process_sta_rx_packet(struct mwifiex_adapter *adapter,
 			" rx_pkt_offset=%d, rx_pkt_length=%d\n", skb->len,
 		       local_rx_pd->rx_pkt_offset, local_rx_pd->rx_pkt_length);
 		priv->stats.rx_dropped++;
-		dev_kfree_skb_any(skb);
+
+		if (adapter->if_ops.data_complete)
+			adapter->if_ops.data_complete(adapter, skb);
+		else
+			dev_kfree_skb_any(skb);
+
 		return ret;
 	}
 
@@ -196,8 +201,12 @@ int mwifiex_process_sta_rx_packet(struct mwifiex_adapter *adapter,
 					     (u8) local_rx_pd->rx_pkt_type,
 					     skb);
 
-	if (ret || (rx_pkt_type == PKT_TYPE_BAR))
-		dev_kfree_skb_any(skb);
+	if (ret || (rx_pkt_type == PKT_TYPE_BAR)) {
+		if (adapter->if_ops.data_complete)
+			adapter->if_ops.data_complete(adapter, skb);
+		else
+			dev_kfree_skb_any(skb);
+	}
 
 	if (ret)
 		priv->stats.rx_dropped++;

drivers/net/wireless/mwifiex/sta_tx.c

@@ -149,10 +149,14 @@ int mwifiex_send_null_packet(struct mwifiex_private *priv, u8 flags)
 	local_tx_pd->bss_num = priv->bss_num;
 	local_tx_pd->bss_type = priv->bss_type;
 
-	skb_push(skb, INTF_HEADER_LEN);
-
-	ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA,
-					   skb, NULL);
+	if (adapter->iface_type == MWIFIEX_USB) {
+		ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_USB_EP_DATA,
+						   skb, NULL);
+	} else {
+		skb_push(skb, INTF_HEADER_LEN);
+		ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA,
+						   skb, NULL);
+	}
 	switch (ret) {
 	case -EBUSY:
 		adapter->data_sent = true;

drivers/net/wireless/mwifiex/txrx.c

@@ -77,12 +77,23 @@ int mwifiex_process_tx(struct mwifiex_private *priv, struct sk_buff *skb,
 		if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA)
 			local_tx_pd =
 				(struct txpd *) (head_ptr + INTF_HEADER_LEN);
-
-		ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA,
-						   skb, tx_param);
+		if (adapter->iface_type == MWIFIEX_USB) {
+			adapter->data_sent = true;
+			skb_pull(skb, INTF_HEADER_LEN);
+			ret = adapter->if_ops.host_to_card(adapter,
+							   MWIFIEX_USB_EP_DATA,
+							   skb, NULL);
+		} else {
+			ret = adapter->if_ops.host_to_card(adapter,
+							   MWIFIEX_TYPE_DATA,
+							   skb, tx_param);
+		}
 	}
 
 	switch (ret) {
+	case -ENOSR:
+		dev_err(adapter->dev, "data: -ENOSR is returned\n");
+		break;
 	case -EBUSY:
 		if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) &&
 		    (adapter->pps_uapsd_mode) && (adapter->tx_lock_flag)) {
@@ -135,6 +146,9 @@ int mwifiex_write_data_complete(struct mwifiex_adapter *adapter,
 	if (!priv)
 		goto done;
 
+	if (adapter->iface_type == MWIFIEX_USB)
+		adapter->data_sent = false;
+
 	mwifiex_set_trans_start(priv->netdev);
 	if (!status) {
 		priv->stats.tx_packets++;
@@ -162,4 +176,5 @@ done:
 
 	return 0;
 }
+EXPORT_SYMBOL_GPL(mwifiex_write_data_complete);
 

drivers/net/wireless/mwifiex/usb.c

@@ -0,0 +1,1052 @@
+/*
+ * Marvell Wireless LAN device driver: USB specific handling
+ *
+ * Copyright (C) 2012, Marvell International Ltd.
+ *
+ * This software file (the "File") is distributed by Marvell International
+ * Ltd. under the terms of the GNU General Public License Version 2, June 1991
+ * (the "License").  You may use, redistribute and/or modify this File in
+ * accordance with the terms and conditions of the License, a copy of which
+ * is available by writing to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
+ * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
+ *
+ * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
+ * ARE EXPRESSLY DISCLAIMED.  The License provides additional details about
+ * this warranty disclaimer.
+ */
+
+#include "main.h"
+#include "usb.h"
+
+#define USB_VERSION	"1.0"
+
+static const char usbdriver_name[] = "usb8797";
+
+static u8 user_rmmod;
+static struct mwifiex_if_ops usb_ops;
+static struct semaphore add_remove_card_sem;
+
+static struct usb_device_id mwifiex_usb_table[] = {
+	{USB_DEVICE(USB8797_VID, USB8797_PID_1)},
+	{USB_DEVICE_AND_INTERFACE_INFO(USB8797_VID, USB8797_PID_2,
+				       USB_CLASS_VENDOR_SPEC,
+				       USB_SUBCLASS_VENDOR_SPEC, 0xff)},
+	{ }	/* Terminating entry */
+};
+
+MODULE_DEVICE_TABLE(usb, mwifiex_usb_table);
+
+static int mwifiex_usb_submit_rx_urb(struct urb_context *ctx, int size);
+
+/* This function handles received packet. Necessary action is taken based on
+ * cmd/event/data.
+ */
+static int mwifiex_usb_recv(struct mwifiex_adapter *adapter,
+			    struct sk_buff *skb, u8 ep)
+{
+	struct device *dev = adapter->dev;
+	u32 recv_type;
+	__le32 tmp;
+
+	if (adapter->hs_activated)
+		mwifiex_process_hs_config(adapter);
+
+	if (skb->len < INTF_HEADER_LEN) {
+		dev_err(dev, "%s: invalid skb->len\n", __func__);
+		return -1;
+	}
+
+	switch (ep) {
+	case MWIFIEX_USB_EP_CMD_EVENT:
+		dev_dbg(dev, "%s: EP_CMD_EVENT\n", __func__);
+		skb_copy_from_linear_data(skb, &tmp, INTF_HEADER_LEN);
+		recv_type = le32_to_cpu(tmp);
+		skb_pull(skb, INTF_HEADER_LEN);
+
+		switch (recv_type) {
+		case MWIFIEX_USB_TYPE_CMD:
+			if (skb->len > MWIFIEX_SIZE_OF_CMD_BUFFER) {
+				dev_err(dev, "CMD: skb->len too large\n");
+				return -1;
+			} else if (!adapter->curr_cmd) {
+				dev_dbg(dev, "CMD: no curr_cmd\n");
+				if (adapter->ps_state == PS_STATE_SLEEP_CFM) {
+					mwifiex_process_sleep_confirm_resp(
+							adapter, skb->data,
+							skb->len);
+					return 0;
+				}
+				return -1;
+			}
+
+			adapter->curr_cmd->resp_skb = skb;
+			adapter->cmd_resp_received = true;
+			break;
+		case MWIFIEX_USB_TYPE_EVENT:
+			if (skb->len < sizeof(u32)) {
+				dev_err(dev, "EVENT: skb->len too small\n");
+				return -1;
+			}
+			skb_copy_from_linear_data(skb, &tmp, sizeof(u32));
+			adapter->event_cause = le32_to_cpu(tmp);
+			skb_pull(skb, sizeof(u32));
+			dev_dbg(dev, "event_cause %#x\n", adapter->event_cause);
+
+			if (skb->len > MAX_EVENT_SIZE) {
+				dev_err(dev, "EVENT: event body too large\n");
+				return -1;
+			}
+
+			skb_copy_from_linear_data(skb, adapter->event_body,
+						  skb->len);
+			adapter->event_received = true;
+			adapter->event_skb = skb;
+			break;
+		default:
+			dev_err(dev, "unknown recv_type %#x\n", recv_type);
+			return -1;
+		}
+		break;
+	case MWIFIEX_USB_EP_DATA:
+		dev_dbg(dev, "%s: EP_DATA\n", __func__);
+		if (skb->len > MWIFIEX_RX_DATA_BUF_SIZE) {
+			dev_err(dev, "DATA: skb->len too large\n");
+			return -1;
+		}
+		skb_queue_tail(&adapter->usb_rx_data_q, skb);
+		adapter->data_received = true;
+		break;
+	default:
+		dev_err(dev, "%s: unknown endport %#x\n", __func__, ep);
+		return -1;
+	}
+
+	return -EINPROGRESS;
+}
+
+static void mwifiex_usb_rx_complete(struct urb *urb)
+{
+	struct urb_context *context = (struct urb_context *)urb->context;
+	struct mwifiex_adapter *adapter = context->adapter;
+	struct sk_buff *skb = context->skb;
+	struct usb_card_rec *card;
+	int recv_length = urb->actual_length;
+	int size, status;
+
+	if (!adapter || !adapter->card) {
+		pr_err("mwifiex adapter or card structure is not valid\n");
+		return;
+	}
+
+	card = (struct usb_card_rec *)adapter->card;
+	if (card->rx_cmd_ep == context->ep)
+		atomic_dec(&card->rx_cmd_urb_pending);
+	else
+		atomic_dec(&card->rx_data_urb_pending);
+
+	if (recv_length) {
+		if (urb->status || (adapter->surprise_removed)) {
+			dev_err(adapter->dev,
+				"URB status is failed: %d\n", urb->status);
+			/* Do not free skb in case of command ep */
+			if (card->rx_cmd_ep != context->ep)
+				dev_kfree_skb_any(skb);
+			goto setup_for_next;
+		}
+		if (skb->len > recv_length)
+			skb_trim(skb, recv_length);
+		else
+			skb_put(skb, recv_length - skb->len);
+
+		atomic_inc(&adapter->rx_pending);
+		status = mwifiex_usb_recv(adapter, skb, context->ep);
+
+		dev_dbg(adapter->dev, "info: recv_length=%d, status=%d\n",
+			recv_length, status);
+		if (status == -EINPROGRESS) {
+			queue_work(adapter->workqueue, &adapter->main_work);
+
+			/* urb for data_ep is re-submitted now;
+			 * urb for cmd_ep will be re-submitted in callback
+			 * mwifiex_usb_recv_complete
+			 */
+			if (card->rx_cmd_ep == context->ep)
+				return;
+		} else {
+			atomic_dec(&adapter->rx_pending);
+			if (status == -1)
+				dev_err(adapter->dev,
+					"received data processing failed!\n");
+
+			/* Do not free skb in case of command ep */
+			if (card->rx_cmd_ep != context->ep)
+				dev_kfree_skb_any(skb);
+		}
+	} else if (urb->status) {
+		if (!adapter->is_suspended) {
+			dev_warn(adapter->dev,
+				 "Card is removed: %d\n", urb->status);
+			adapter->surprise_removed = true;
+		}
+		dev_kfree_skb_any(skb);
+		return;
+	} else {
+		/* Do not free skb in case of command ep */
+		if (card->rx_cmd_ep != context->ep)
+			dev_kfree_skb_any(skb);
+
+		/* fall through setup_for_next */
+	}
+
+setup_for_next:
+	if (card->rx_cmd_ep == context->ep)
+		size = MWIFIEX_RX_CMD_BUF_SIZE;
+	else
+		size = MWIFIEX_RX_DATA_BUF_SIZE;
+
+	mwifiex_usb_submit_rx_urb(context, size);
+
+	return;
+}
+
+static void mwifiex_usb_tx_complete(struct urb *urb)
+{
+	struct urb_context *context = (struct urb_context *)(urb->context);
+	struct mwifiex_adapter *adapter = context->adapter;
+	struct usb_card_rec *card = adapter->card;
+
+	dev_dbg(adapter->dev, "%s: status: %d\n", __func__, urb->status);
+
+	if (context->ep == card->tx_cmd_ep) {
+		dev_dbg(adapter->dev, "%s: CMD\n", __func__);
+		atomic_dec(&card->tx_cmd_urb_pending);
+		adapter->cmd_sent = false;
+	} else {
+		dev_dbg(adapter->dev, "%s: DATA\n", __func__);
+		atomic_dec(&card->tx_data_urb_pending);
+		mwifiex_write_data_complete(adapter, context->skb,
+					    urb->status ? -1 : 0);
+	}
+
+	queue_work(adapter->workqueue, &adapter->main_work);
+
+	return;
+}
+
+static int mwifiex_usb_submit_rx_urb(struct urb_context *ctx, int size)
+{
+	struct mwifiex_adapter *adapter = ctx->adapter;
+	struct usb_card_rec *card = (struct usb_card_rec *)adapter->card;
+
+	if (card->rx_cmd_ep != ctx->ep) {
+		ctx->skb = dev_alloc_skb(size);
+		if (!ctx->skb) {
+			dev_err(adapter->dev,
+				"%s: dev_alloc_skb failed\n", __func__);
+			return -ENOMEM;
+		}
+	}
+
+	usb_fill_bulk_urb(ctx->urb, card->udev,
+			  usb_rcvbulkpipe(card->udev, ctx->ep), ctx->skb->data,
+			  size, mwifiex_usb_rx_complete, (void *)ctx);
+
+	if (card->rx_cmd_ep == ctx->ep)
+		atomic_inc(&card->rx_cmd_urb_pending);
+	else
+		atomic_inc(&card->rx_data_urb_pending);
+
+	if (usb_submit_urb(ctx->urb, GFP_ATOMIC)) {
+		dev_err(adapter->dev, "usb_submit_urb failed\n");
+		dev_kfree_skb_any(ctx->skb);
+		ctx->skb = NULL;
+
+		if (card->rx_cmd_ep == ctx->ep)
+			atomic_dec(&card->rx_cmd_urb_pending);
+		else
+			atomic_dec(&card->rx_data_urb_pending);
+
+		return -1;
+	}
+
+	return 0;
+}
+
+static void mwifiex_usb_free(struct usb_card_rec *card)
+{
+	int i;
+
+	if (atomic_read(&card->rx_cmd_urb_pending) && card->rx_cmd.urb)
+		usb_kill_urb(card->rx_cmd.urb);
+
+	usb_free_urb(card->rx_cmd.urb);
+	card->rx_cmd.urb = NULL;
+
+	if (atomic_read(&card->rx_data_urb_pending))
+		for (i = 0; i < MWIFIEX_RX_DATA_URB; i++)
+			if (card->rx_data_list[i].urb)
+				usb_kill_urb(card->rx_data_list[i].urb);
+
+	for (i = 0; i < MWIFIEX_RX_DATA_URB; i++) {
+		usb_free_urb(card->rx_data_list[i].urb);
+		card->rx_data_list[i].urb = NULL;
+	}
+
+	for (i = 0; i < MWIFIEX_TX_DATA_URB; i++) {
+		usb_free_urb(card->tx_data_list[i].urb);
+		card->tx_data_list[i].urb = NULL;
+	}
+
+	usb_free_urb(card->tx_cmd.urb);
+	card->tx_cmd.urb = NULL;
+
+	return;
+}
+
+/* This function probes an mwifiex device and registers it. It allocates
+ * the card structure, initiates the device registration and initialization
+ * procedure by adding a logical interface.
+ */
+static int mwifiex_usb_probe(struct usb_interface *intf,
+			     const struct usb_device_id *id)
+{
+	struct usb_device *udev = interface_to_usbdev(intf);
+	struct usb_host_interface *iface_desc = intf->cur_altsetting;
+	struct usb_endpoint_descriptor *epd;
+	int ret, i;
+	struct usb_card_rec *card;
+	u16 id_vendor, id_product, bcd_device, bcd_usb;
+
+	card = kzalloc(sizeof(struct usb_card_rec), GFP_KERNEL);
+	if (!card)
+		return -ENOMEM;
+
+	id_vendor = le16_to_cpu(udev->descriptor.idVendor);
+	id_product = le16_to_cpu(udev->descriptor.idProduct);
+	bcd_device = le16_to_cpu(udev->descriptor.bcdDevice);
+	bcd_usb = le16_to_cpu(udev->descriptor.bcdUSB);
+	pr_debug("info: VID/PID = %X/%X, Boot2 version = %X\n",
+		 id_vendor, id_product, bcd_device);
+
+	/* PID_1 is used for firmware downloading only */
+	if (id_product == USB8797_PID_1)
+		card->usb_boot_state = USB8797_FW_DNLD;
+	else
+		card->usb_boot_state = USB8797_FW_READY;
+
+	card->udev = udev;
+	card->intf = intf;
+
+	pr_debug("info: bcdUSB=%#x Device Class=%#x SubClass=%#x Protocl=%#x\n",
+		 udev->descriptor.bcdUSB, udev->descriptor.bDeviceClass,
+		 udev->descriptor.bDeviceSubClass,
+		 udev->descriptor.bDeviceProtocol);
+
+	for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) {
+		epd = &iface_desc->endpoint[i].desc;
+		if (usb_endpoint_dir_in(epd) &&
+		    usb_endpoint_num(epd) == MWIFIEX_USB_EP_CMD_EVENT &&
+		    usb_endpoint_xfer_bulk(epd)) {
+			pr_debug("info: bulk IN: max pkt size: %d, addr: %d\n",
+				 le16_to_cpu(epd->wMaxPacketSize),
+				 epd->bEndpointAddress);
+			card->rx_cmd_ep = usb_endpoint_num(epd);
+			atomic_set(&card->rx_cmd_urb_pending, 0);
+		}
+		if (usb_endpoint_dir_in(epd) &&
+		    usb_endpoint_num(epd) == MWIFIEX_USB_EP_DATA &&
+		    usb_endpoint_xfer_bulk(epd)) {
+			pr_debug("info: bulk IN: max pkt size: %d, addr: %d\n",
+				 le16_to_cpu(epd->wMaxPacketSize),
+				 epd->bEndpointAddress);
+			card->rx_data_ep = usb_endpoint_num(epd);
+			atomic_set(&card->rx_data_urb_pending, 0);
+		}
+		if (usb_endpoint_dir_out(epd) &&
+		    usb_endpoint_num(epd) == MWIFIEX_USB_EP_DATA &&
+		    usb_endpoint_xfer_bulk(epd)) {
+			pr_debug("info: bulk OUT: max pkt size: %d, addr: %d\n",
+				 le16_to_cpu(epd->wMaxPacketSize),
+				 epd->bEndpointAddress);
+			card->tx_data_ep = usb_endpoint_num(epd);
+			atomic_set(&card->tx_data_urb_pending, 0);
+		}
+		if (usb_endpoint_dir_out(epd) &&
+		    usb_endpoint_num(epd) == MWIFIEX_USB_EP_CMD_EVENT &&
+		    usb_endpoint_xfer_bulk(epd)) {
+			pr_debug("info: bulk OUT: max pkt size: %d, addr: %d\n",
+				 le16_to_cpu(epd->wMaxPacketSize),
+				 epd->bEndpointAddress);
+			card->tx_cmd_ep = usb_endpoint_num(epd);
+			atomic_set(&card->tx_cmd_urb_pending, 0);
+			card->bulk_out_maxpktsize =
+					le16_to_cpu(epd->wMaxPacketSize);
+		}
+	}
+
+	usb_set_intfdata(intf, card);
+
+	ret = mwifiex_add_card(card, &add_remove_card_sem, &usb_ops,
+			       MWIFIEX_USB);
+	if (ret) {
+		pr_err("%s: mwifiex_add_card failed: %d\n", __func__, ret);
+		usb_reset_device(udev);
+		kfree(card);
+		return ret;
+	}
+
+	usb_get_dev(udev);
+
+	return 0;
+}
+
+/* Kernel needs to suspend all functions separately. Therefore all
+ * registered functions must have drivers with suspend and resume
+ * methods. Failing that the kernel simply removes the whole card.
+ *
+ * If already not suspended, this function allocates and sends a
+ * 'host sleep activate' request to the firmware and turns off the traffic.
+ */
+static int mwifiex_usb_suspend(struct usb_interface *intf, pm_message_t message)
+{
+	struct usb_card_rec *card = usb_get_intfdata(intf);
+	struct mwifiex_adapter *adapter;
+	int i;
+
+	if (!card || !card->adapter) {
+		pr_err("%s: card or card->adapter is NULL\n", __func__);
+		return 0;
+	}
+	adapter = card->adapter;
+
+	if (unlikely(adapter->is_suspended))
+		dev_warn(adapter->dev, "Device already suspended\n");
+
+	mwifiex_enable_hs(adapter);
+
+	/* 'is_suspended' flag indicates device is suspended.
+	 * It must be set here before the usb_kill_urb() calls. Reason
+	 * is in the complete handlers, urb->status(= -ENOENT) and
+	 * this flag is used in combination to distinguish between a
+	 * 'suspended' state and a 'disconnect' one.
+	 */
+	adapter->is_suspended = true;
+
+	for (i = 0; i < adapter->priv_num; i++)
+		netif_carrier_off(adapter->priv[i]->netdev);
+
+	if (atomic_read(&card->rx_cmd_urb_pending) && card->rx_cmd.urb)
+		usb_kill_urb(card->rx_cmd.urb);
+
+	if (atomic_read(&card->rx_data_urb_pending))
+		for (i = 0; i < MWIFIEX_RX_DATA_URB; i++)
+			if (card->rx_data_list[i].urb)
+				usb_kill_urb(card->rx_data_list[i].urb);
+
+	for (i = 0; i < MWIFIEX_TX_DATA_URB; i++)
+		if (card->tx_data_list[i].urb)
+			usb_kill_urb(card->tx_data_list[i].urb);
+
+	if (card->tx_cmd.urb)
+		usb_kill_urb(card->tx_cmd.urb);
+
+	return 0;
+}
+
+/* Kernel needs to suspend all functions separately. Therefore all
+ * registered functions must have drivers with suspend and resume
+ * methods. Failing that the kernel simply removes the whole card.
+ *
+ * If already not resumed, this function turns on the traffic and
+ * sends a 'host sleep cancel' request to the firmware.
+ */
+static int mwifiex_usb_resume(struct usb_interface *intf)
+{
+	struct usb_card_rec *card = usb_get_intfdata(intf);
+	struct mwifiex_adapter *adapter;
+	int i;
+
+	if (!card || !card->adapter) {
+		pr_err("%s: card or card->adapter is NULL\n", __func__);
+		return 0;
+	}
+	adapter = card->adapter;
+
+	if (unlikely(!adapter->is_suspended)) {
+		dev_warn(adapter->dev, "Device already resumed\n");
+		return 0;
+	}
+
+	/* Indicate device resumed. The netdev queue will be resumed only
+	 * after the urbs have been re-submitted
+	 */
+	adapter->is_suspended = false;
+
+	if (!atomic_read(&card->rx_data_urb_pending))
+		for (i = 0; i < MWIFIEX_RX_DATA_URB; i++)
+			mwifiex_usb_submit_rx_urb(&card->rx_data_list[i],
+						  MWIFIEX_RX_DATA_BUF_SIZE);
+
+	if (!atomic_read(&card->rx_cmd_urb_pending)) {
+		card->rx_cmd.skb = dev_alloc_skb(MWIFIEX_RX_CMD_BUF_SIZE);
+		if (card->rx_cmd.skb)
+			mwifiex_usb_submit_rx_urb(&card->rx_cmd,
+						  MWIFIEX_RX_CMD_BUF_SIZE);
+	}
+
+	for (i = 0; i < adapter->priv_num; i++)
+		if (adapter->priv[i]->media_connected)
+			netif_carrier_on(adapter->priv[i]->netdev);
+
+	/* Disable Host Sleep */
+	if (adapter->hs_activated)
+		mwifiex_cancel_hs(mwifiex_get_priv(adapter,
+						   MWIFIEX_BSS_ROLE_ANY),
+				  MWIFIEX_ASYNC_CMD);
+
+#ifdef CONFIG_PM
+	/* Resume handler may be called due to remote wakeup,
+	 * force to exit suspend anyway
+	 */
+	usb_disable_autosuspend(card->udev);
+#endif /* CONFIG_PM */
+
+	return 0;
+}
+
+static void mwifiex_usb_disconnect(struct usb_interface *intf)
+{
+	struct usb_card_rec *card = usb_get_intfdata(intf);
+	struct mwifiex_adapter *adapter;
+	int i;
+
+	if (!card || !card->adapter) {
+		pr_err("%s: card or card->adapter is NULL\n", __func__);
+		return;
+	}
+
+	adapter = card->adapter;
+	if (!adapter->priv_num)
+		return;
+
+	/* In case driver is removed when asynchronous FW downloading is
+	 * in progress
+	 */
+	wait_for_completion(&adapter->fw_load);
+
+	if (user_rmmod) {
+#ifdef CONFIG_PM
+		if (adapter->is_suspended)
+			mwifiex_usb_resume(intf);
+#endif
+		for (i = 0; i < adapter->priv_num; i++)
+			if ((GET_BSS_ROLE(adapter->priv[i]) ==
+			     MWIFIEX_BSS_ROLE_STA) &&
+			    adapter->priv[i]->media_connected)
+				mwifiex_deauthenticate(adapter->priv[i], NULL);
+
+		mwifiex_init_shutdown_fw(mwifiex_get_priv(adapter,
+							  MWIFIEX_BSS_ROLE_ANY),
+					 MWIFIEX_FUNC_SHUTDOWN);
+	}
+
+	mwifiex_usb_free(card);
+
+	dev_dbg(adapter->dev, "%s: removing card\n", __func__);
+	mwifiex_remove_card(adapter, &add_remove_card_sem);
+
+	usb_set_intfdata(intf, NULL);
+	usb_put_dev(interface_to_usbdev(intf));
+	kfree(card);
+
+	return;
+}
+
+static struct usb_driver mwifiex_usb_driver = {
+	.name = usbdriver_name,
+	.probe = mwifiex_usb_probe,
+	.disconnect = mwifiex_usb_disconnect,
+	.id_table = mwifiex_usb_table,
+	.suspend = mwifiex_usb_suspend,
+	.resume = mwifiex_usb_resume,
+	.supports_autosuspend = 1,
+};
+
+static int mwifiex_usb_tx_init(struct mwifiex_adapter *adapter)
+{
+	struct usb_card_rec *card = (struct usb_card_rec *)adapter->card;
+	int i;
+
+	card->tx_cmd.adapter = adapter;
+	card->tx_cmd.ep = card->tx_cmd_ep;
+
+	card->tx_cmd.urb = usb_alloc_urb(0, GFP_KERNEL);
+	if (!card->tx_cmd.urb) {
+		dev_err(adapter->dev, "tx_cmd.urb allocation failed\n");
+		return -ENOMEM;
+	}
+
+	card->tx_data_ix = 0;
+
+	for (i = 0; i < MWIFIEX_TX_DATA_URB; i++) {
+		card->tx_data_list[i].adapter = adapter;
+		card->tx_data_list[i].ep = card->tx_data_ep;
+
+		card->tx_data_list[i].urb = usb_alloc_urb(0, GFP_KERNEL);
+		if (!card->tx_data_list[i].urb) {
+			dev_err(adapter->dev,
+				"tx_data_list[] urb allocation failed\n");
+			return -ENOMEM;
+		}
+	}
+
+	return 0;
+}
+
+static int mwifiex_usb_rx_init(struct mwifiex_adapter *adapter)
+{
+	struct usb_card_rec *card = (struct usb_card_rec *)adapter->card;
+	int i;
+
+	card->rx_cmd.adapter = adapter;
+	card->rx_cmd.ep = card->rx_cmd_ep;
+
+	card->rx_cmd.urb = usb_alloc_urb(0, GFP_KERNEL);
+	if (!card->rx_cmd.urb) {
+		dev_err(adapter->dev, "rx_cmd.urb allocation failed\n");
+		return -ENOMEM;
+	}
+
+	card->rx_cmd.skb = dev_alloc_skb(MWIFIEX_RX_CMD_BUF_SIZE);
+	if (!card->rx_cmd.skb) {
+		dev_err(adapter->dev, "rx_cmd.skb allocation failed\n");
+		return -ENOMEM;
+	}
+
+	if (mwifiex_usb_submit_rx_urb(&card->rx_cmd, MWIFIEX_RX_CMD_BUF_SIZE))
+		return -1;
+
+	for (i = 0; i < MWIFIEX_RX_DATA_URB; i++) {
+		card->rx_data_list[i].adapter = adapter;
+		card->rx_data_list[i].ep = card->rx_data_ep;
+
+		card->rx_data_list[i].urb = usb_alloc_urb(0, GFP_KERNEL);
+		if (!card->rx_data_list[i].urb) {
+			dev_err(adapter->dev,
+				"rx_data_list[] urb allocation failed\n");
+			return -1;
+		}
+		if (mwifiex_usb_submit_rx_urb(&card->rx_data_list[i],
+					      MWIFIEX_RX_DATA_BUF_SIZE))
+			return -1;
+	}
+
+	return 0;
+}
+
+static int mwifiex_write_data_sync(struct mwifiex_adapter *adapter, u8 *pbuf,
+				   u32 *len, u8 ep, u32 timeout)
+{
+	struct usb_card_rec *card = adapter->card;
+	int actual_length, ret;
+
+	if (!(*len % card->bulk_out_maxpktsize))
+		(*len)++;
+
+	/* Send the data block */
+	ret = usb_bulk_msg(card->udev, usb_sndbulkpipe(card->udev, ep), pbuf,
+			   *len, &actual_length, timeout);
+	if (ret) {
+		dev_err(adapter->dev, "usb_bulk_msg for tx failed: %d\n", ret);
+		ret = -1;
+	}
+
+	*len = actual_length;
+
+	return ret;
+}
+
+static int mwifiex_read_data_sync(struct mwifiex_adapter *adapter, u8 *pbuf,
+				  u32 *len, u8 ep, u32 timeout)
+{
+	struct usb_card_rec *card = adapter->card;
+	int actual_length, ret;
+
+	/* Receive the data response */
+	ret = usb_bulk_msg(card->udev, usb_rcvbulkpipe(card->udev, ep), pbuf,
+			   *len, &actual_length, timeout);
+	if (ret) {
+		dev_err(adapter->dev, "usb_bulk_msg for rx failed: %d\n", ret);
+		ret = -1;
+	}
+
+	*len = actual_length;
+
+	return ret;
+}
+
+/* This function write a command/data packet to card. */
+static int mwifiex_usb_host_to_card(struct mwifiex_adapter *adapter, u8 ep,
+				    struct sk_buff *skb,
+				    struct mwifiex_tx_param *tx_param)
+{
+	struct usb_card_rec *card = adapter->card;
+	struct urb_context *context;
+	u8 *data = (u8 *)skb->data;
+	struct urb *tx_urb;
+
+	if (adapter->is_suspended) {
+		dev_err(adapter->dev,
+			"%s: not allowed while suspended\n", __func__);
+		return -1;
+	}
+
+	if (adapter->surprise_removed) {
+		dev_err(adapter->dev, "%s: device removed\n", __func__);
+		return -1;
+	}
+
+	if (ep == card->tx_data_ep &&
+	    atomic_read(&card->tx_data_urb_pending) >= MWIFIEX_TX_DATA_URB) {
+		return -EBUSY;
+	}
+
+	dev_dbg(adapter->dev, "%s: ep=%d\n", __func__, ep);
+
+	if (ep == card->tx_cmd_ep) {
+		context = &card->tx_cmd;
+	} else {
+		if (card->tx_data_ix >= MWIFIEX_TX_DATA_URB)
+			card->tx_data_ix = 0;
+		context = &card->tx_data_list[card->tx_data_ix++];
+	}
+
+	context->adapter = adapter;
+	context->ep = ep;
+	context->skb = skb;
+	tx_urb = context->urb;
+
+	usb_fill_bulk_urb(tx_urb, card->udev, usb_sndbulkpipe(card->udev, ep),
+			  data, skb->len, mwifiex_usb_tx_complete,
+			  (void *)context);
+
+	tx_urb->transfer_flags |= URB_ZERO_PACKET;
+
+	if (ep == card->tx_cmd_ep)
+		atomic_inc(&card->tx_cmd_urb_pending);
+	else
+		atomic_inc(&card->tx_data_urb_pending);
+
+	if (usb_submit_urb(tx_urb, GFP_ATOMIC)) {
+		dev_err(adapter->dev, "%s: usb_submit_urb failed\n", __func__);
+		if (ep == card->tx_cmd_ep) {
+			atomic_dec(&card->tx_cmd_urb_pending);
+		} else {
+			atomic_dec(&card->tx_data_urb_pending);
+			if (card->tx_data_ix)
+				card->tx_data_ix--;
+			else
+				card->tx_data_ix = MWIFIEX_TX_DATA_URB;
+		}
+
+		return -1;
+	} else {
+		if (ep == card->tx_data_ep &&
+		    atomic_read(&card->tx_data_urb_pending) ==
+							MWIFIEX_TX_DATA_URB)
+			return -ENOSR;
+	}
+
+	return -EINPROGRESS;
+}
+
+/* This function register usb device and initialize parameter. */
+static int mwifiex_register_dev(struct mwifiex_adapter *adapter)
+{
+	struct usb_card_rec *card = (struct usb_card_rec *)adapter->card;
+
+	card->adapter = adapter;
+	adapter->dev = &card->udev->dev;
+	strcpy(adapter->fw_name, USB8797_DEFAULT_FW_NAME);
+
+	return 0;
+}
+
+/* This function reads one block of firmware data. */
+static int mwifiex_get_fw_data(struct mwifiex_adapter *adapter,
+			       u32 offset, u32 len, u8 *buf)
+{
+	if (!buf || !len)
+		return -1;
+
+	if (offset + len > adapter->firmware->size)
+		return -1;
+
+	memcpy(buf, adapter->firmware->data + offset, len);
+
+	return 0;
+}
+
+static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter,
+				    struct mwifiex_fw_image *fw)
+{
+	int ret = 0;
+	u8 *firmware = fw->fw_buf, *recv_buff;
+	u32 retries = USB8797_FW_MAX_RETRY, dlen;
+	u32 fw_seqnum = 0, tlen = 0, dnld_cmd = 0;
+	struct fw_data *fwdata;
+	struct fw_sync_header sync_fw;
+	u8 check_winner = 1;
+
+	if (!firmware) {
+		dev_err(adapter->dev,
+			"No firmware image found! Terminating download\n");
+		ret = -1;
+		goto fw_exit;
+	}
+
+	/* Allocate memory for transmit */
+	fwdata = kzalloc(FW_DNLD_TX_BUF_SIZE, GFP_KERNEL);
+	if (!fwdata)
+		goto fw_exit;
+
+	/* Allocate memory for receive */
+	recv_buff = kzalloc(FW_DNLD_RX_BUF_SIZE, GFP_KERNEL);
+	if (!recv_buff)
+		goto cleanup;
+
+	do {
+		/* Send pseudo data to check winner status first */
+		if (check_winner) {
+			memset(&fwdata->fw_hdr, 0, sizeof(struct fw_header));
+			dlen = 0;
+		} else {
+			/* copy the header of the fw_data to get the length */
+			if (firmware)
+				memcpy(&fwdata->fw_hdr, &firmware[tlen],
+				       sizeof(struct fw_header));
+			else
+				mwifiex_get_fw_data(adapter, tlen,
+						    sizeof(struct fw_header),
+						    (u8 *)&fwdata->fw_hdr);
+
+			dlen = le32_to_cpu(fwdata->fw_hdr.data_len);
+			dnld_cmd = le32_to_cpu(fwdata->fw_hdr.dnld_cmd);
+			tlen += sizeof(struct fw_header);
+
+			if (firmware)
+				memcpy(fwdata->data, &firmware[tlen], dlen);
+			else
+				mwifiex_get_fw_data(adapter, tlen, dlen,
+						    (u8 *)fwdata->data);
+
+			fwdata->seq_num = cpu_to_le32(fw_seqnum);
+			tlen += dlen;
+		}
+
+		/* If the send/receive fails or CRC occurs then retry */
+		while (retries--) {
+			u8 *buf = (u8 *)fwdata;
+			u32 len = FW_DATA_XMIT_SIZE;
+
+			/* send the firmware block */
+			ret = mwifiex_write_data_sync(adapter, buf, &len,
+						MWIFIEX_USB_EP_CMD_EVENT,
+						MWIFIEX_USB_TIMEOUT);
+			if (ret) {
+				dev_err(adapter->dev,
+					"write_data_sync: failed: %d\n", ret);
+				continue;
+			}
+
+			buf = recv_buff;
+			len = FW_DNLD_RX_BUF_SIZE;
+
+			/* Receive the firmware block response */
+			ret = mwifiex_read_data_sync(adapter, buf, &len,
+						MWIFIEX_USB_EP_CMD_EVENT,
+						MWIFIEX_USB_TIMEOUT);
+			if (ret) {
+				dev_err(adapter->dev,
+					"read_data_sync: failed: %d\n", ret);
+				continue;
+			}
+
+			memcpy(&sync_fw, recv_buff,
+			       sizeof(struct fw_sync_header));
+
+			/* check 1st firmware block resp for highest bit set */
+			if (check_winner) {
+				if (le32_to_cpu(sync_fw.cmd) & 0x80000000) {
+					dev_warn(adapter->dev,
+						 "USB is not the winner %#x\n",
+						 sync_fw.cmd);
+
+					/* returning success */
+					ret = 0;
+					goto cleanup;
+				}
+
+				dev_dbg(adapter->dev,
+					"USB is the winner, start to download FW\n");
+
+				check_winner = 0;
+				break;
+			}
+
+			/* check the firmware block response for CRC errors */
+			if (sync_fw.cmd) {
+				dev_err(adapter->dev,
+					"FW received block with CRC %#x\n",
+					sync_fw.cmd);
+				ret = -1;
+				continue;
+			}
+
+			retries = USB8797_FW_MAX_RETRY;
+			break;
+		}
+		fw_seqnum++;
+	} while ((dnld_cmd != FW_HAS_LAST_BLOCK) && retries);
+
+cleanup:
+	dev_dbg(adapter->dev, "%s: %d bytes downloaded\n", __func__, tlen);
+
+	kfree(recv_buff);
+	kfree(fwdata);
+
+	if (retries)
+		ret = 0;
+fw_exit:
+	return ret;
+}
+
+static int mwifiex_usb_dnld_fw(struct mwifiex_adapter *adapter,
+			struct mwifiex_fw_image *fw)
+{
+	int ret;
+	struct usb_card_rec *card = (struct usb_card_rec *)adapter->card;
+
+	if (card->usb_boot_state == USB8797_FW_DNLD) {
+		ret = mwifiex_prog_fw_w_helper(adapter, fw);
+		if (ret)
+			return -1;
+
+		/* Boot state changes after successful firmware download */
+		if (card->usb_boot_state == USB8797_FW_DNLD)
+			return -1;
+	}
+
+	ret = mwifiex_usb_rx_init(adapter);
+	if (!ret)
+		ret = mwifiex_usb_tx_init(adapter);
+
+	return ret;
+}
+
+static void mwifiex_submit_rx_urb(struct mwifiex_adapter *adapter, u8 ep)
+{
+	struct usb_card_rec *card = (struct usb_card_rec *)adapter->card;
+
+	skb_push(card->rx_cmd.skb, INTF_HEADER_LEN);
+	if ((ep == card->rx_cmd_ep) &&
+	    (!atomic_read(&card->rx_cmd_urb_pending)))
+		mwifiex_usb_submit_rx_urb(&card->rx_cmd,
+					  MWIFIEX_RX_CMD_BUF_SIZE);
+
+	return;
+}
+
+static int mwifiex_usb_cmd_event_complete(struct mwifiex_adapter *adapter,
+				       struct sk_buff *skb)
+{
+	atomic_dec(&adapter->rx_pending);
+	mwifiex_submit_rx_urb(adapter, MWIFIEX_USB_EP_CMD_EVENT);
+
+	return 0;
+}
+
+static int mwifiex_usb_data_complete(struct mwifiex_adapter *adapter,
+				     struct sk_buff *skb)
+{
+	atomic_dec(&adapter->rx_pending);
+	dev_kfree_skb_any(skb);
+
+	return 0;
+}
+
+/* This function wakes up the card. */
+static int mwifiex_pm_wakeup_card(struct mwifiex_adapter *adapter)
+{
+	/* Simulation of HS_AWAKE event */
+	adapter->pm_wakeup_fw_try = false;
+	adapter->pm_wakeup_card_req = false;
+	adapter->ps_state = PS_STATE_AWAKE;
+
+	return 0;
+}
+
+static struct mwifiex_if_ops usb_ops = {
+	.register_dev =		mwifiex_register_dev,
+	.wakeup =		mwifiex_pm_wakeup_card,
+	.wakeup_complete =	mwifiex_pm_wakeup_card_complete,
+
+	/* USB specific */
+	.dnld_fw =		mwifiex_usb_dnld_fw,
+	.cmdrsp_complete =	mwifiex_usb_cmd_event_complete,
+	.event_complete =	mwifiex_usb_cmd_event_complete,
+	.data_complete =	mwifiex_usb_data_complete,
+	.host_to_card =		mwifiex_usb_host_to_card,
+};
+
+/* This function initializes the USB driver module.
+ *
+ * This initiates the semaphore and registers the device with
+ * USB bus.
+ */
+static int mwifiex_usb_init_module(void)
+{
+	int ret;
+
+	pr_debug("Marvell USB8797 Driver\n");
+
+	sema_init(&add_remove_card_sem, 1);
+
+	ret = usb_register(&mwifiex_usb_driver);
+	if (ret)
+		pr_err("Driver register failed!\n");
+	else
+		pr_debug("info: Driver registered successfully!\n");
+
+	return ret;
+}
+
+/* This function cleans up the USB driver.
+ *
+ * The following major steps are followed in .disconnect for cleanup:
+ *      - Resume the device if its suspended
+ *      - Disconnect the device if connected
+ *      - Shutdown the firmware
+ *      - Unregister the device from USB bus.
+ */
+static void mwifiex_usb_cleanup_module(void)
+{
+	if (!down_interruptible(&add_remove_card_sem))
+		up(&add_remove_card_sem);
+
+	/* set the flag as user is removing this module */
+	user_rmmod = 1;
+
+	usb_deregister(&mwifiex_usb_driver);
+}
+
+module_init(mwifiex_usb_init_module);
+module_exit(mwifiex_usb_cleanup_module);
+
+MODULE_AUTHOR("Marvell International Ltd.");
+MODULE_DESCRIPTION("Marvell WiFi-Ex USB Driver version" USB_VERSION);
+MODULE_VERSION(USB_VERSION);
+MODULE_LICENSE("GPL v2");
+MODULE_FIRMWARE("mrvl/usb8797_uapsta.bin");

drivers/net/wireless/mwifiex/usb.h

@@ -0,0 +1,99 @@
+/*
+ * This file contains definitions for mwifiex USB interface driver.
+ *
+ * Copyright (C) 2012, Marvell International Ltd.
+ *
+ * This software file (the "File") is distributed by Marvell International
+ * Ltd. under the terms of the GNU General Public License Version 2, June 1991
+ * (the "License").  You may use, redistribute and/or modify this File in
+ * accordance with the terms and conditions of the License, a copy of which
+ * is available by writing to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
+ * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
+ *
+ * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
+ * ARE EXPRESSLY DISCLAIMED.  The License provides additional details about
+ * this warranty disclaimer.
+ */
+
+#ifndef _MWIFIEX_USB_H
+#define _MWIFIEX_USB_H
+
+#include <linux/usb.h>
+
+#define USB8797_VID		0x1286
+#define USB8797_PID_1		0x2043
+#define USB8797_PID_2		0x2044
+
+#define USB8797_FW_DNLD		1
+#define USB8797_FW_READY	2
+#define USB8797_FW_MAX_RETRY	3
+
+#define MWIFIEX_TX_DATA_URB	6
+#define MWIFIEX_RX_DATA_URB	6
+#define MWIFIEX_USB_TIMEOUT	100
+
+#define USB8797_DEFAULT_FW_NAME	"mrvl/usb8797_uapsta.bin"
+
+#define FW_DNLD_TX_BUF_SIZE	620
+#define FW_DNLD_RX_BUF_SIZE	2048
+#define FW_HAS_LAST_BLOCK	0x00000004
+
+#define FW_DATA_XMIT_SIZE \
+	(sizeof(struct fw_header) + dlen + sizeof(u32))
+
+struct urb_context {
+	struct mwifiex_adapter *adapter;
+	struct sk_buff *skb;
+	struct urb *urb;
+	u8 ep;
+};
+
+struct usb_card_rec {
+	struct mwifiex_adapter *adapter;
+	struct usb_device *udev;
+	struct usb_interface *intf;
+	u8 rx_cmd_ep;
+	struct urb_context rx_cmd;
+	atomic_t rx_cmd_urb_pending;
+	struct urb_context rx_data_list[MWIFIEX_RX_DATA_URB];
+	u8 usb_boot_state;
+	u8 rx_data_ep;
+	atomic_t rx_data_urb_pending;
+	u8 tx_data_ep;
+	u8 tx_cmd_ep;
+	atomic_t tx_data_urb_pending;
+	atomic_t tx_cmd_urb_pending;
+	int bulk_out_maxpktsize;
+	struct urb_context tx_cmd;
+	int tx_data_ix;
+	struct urb_context tx_data_list[MWIFIEX_TX_DATA_URB];
+};
+
+struct fw_header {
+	__le32 dnld_cmd;
+	__le32 base_addr;
+	__le32 data_len;
+	__le32 crc;
+};
+
+struct fw_sync_header {
+	__le32 cmd;
+	__le32 seq_num;
+};
+
+struct fw_data {
+	struct fw_header fw_hdr;
+	__le32 seq_num;
+	u8 data[1];
+};
+
+/* This function is called after the card has woken up. */
+static inline int
+mwifiex_pm_wakeup_card_complete(struct mwifiex_adapter *adapter)
+{
+	return 0;
+}
+
+#endif /*_MWIFIEX_USB_H */

drivers/net/wireless/mwifiex/util.c

@@ -167,6 +167,28 @@ int mwifiex_recv_packet(struct mwifiex_adapter *adapter, struct sk_buff *skb)
 	skb->dev = priv->netdev;
 	skb->protocol = eth_type_trans(skb, priv->netdev);
 	skb->ip_summed = CHECKSUM_NONE;
+
+	/* This is required only in case of 11n and USB as we alloc
+	 * a buffer of 4K only if its 11N (to be able to receive 4K
+	 * AMSDU packets). In case of SD we allocate buffers based
+	 * on the size of packet and hence this is not needed.
+	 *
+	 * Modifying the truesize here as our allocation for each
+	 * skb is 4K but we only receive 2K packets and this cause
+	 * the kernel to start dropping packets in case where
+	 * application has allocated buffer based on 2K size i.e.
+	 * if there a 64K packet received (in IP fragments and
+	 * application allocates 64K to receive this packet but
+	 * this packet would almost double up because we allocate
+	 * each 1.5K fragment in 4K and pass it up. As soon as the
+	 * 64K limit hits kernel will start to drop rest of the
+	 * fragments. Currently we fail the Filesndl-ht.scr script
+	 * for UDP, hence this fix
+	 */
+	if ((adapter->iface_type == MWIFIEX_USB) &&
+	    (skb->truesize > MWIFIEX_RX_DATA_BUF_SIZE))
+		skb->truesize += (skb->len - MWIFIEX_RX_DATA_BUF_SIZE);
+
 	priv->stats.rx_bytes += skb->len;
 	priv->stats.rx_packets++;
 	if (in_interrupt())

drivers/net/wireless/mwifiex/wmm.c

@@ -1120,11 +1120,19 @@ mwifiex_send_processed_packet(struct mwifiex_private *priv,
 	tx_info = MWIFIEX_SKB_TXCB(skb);
 
 	spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, ra_list_flags);
-	tx_param.next_pkt_len =
-		((skb_next) ? skb_next->len +
-		 sizeof(struct txpd) : 0);
-	ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA, skb,
-					   &tx_param);
+
+	if (adapter->iface_type == MWIFIEX_USB) {
+		adapter->data_sent = true;
+		ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_USB_EP_DATA,
+						   skb, NULL);
+	} else {
+		tx_param.next_pkt_len =
+			((skb_next) ? skb_next->len +
+			 sizeof(struct txpd) : 0);
+		ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA,
+						   skb, &tx_param);
+	}
+
 	switch (ret) {
 	case -EBUSY:
 		dev_dbg(adapter->dev, "data: -EBUSY is returned\n");

drivers/net/wireless/rt2x00/rt2800.h

@@ -83,6 +83,7 @@
 #define REV_RT3090E			0x0211
 #define REV_RT3390E			0x0211
 #define REV_RT5390F			0x0502
+#define REV_RT5390R			0x1502
 
 /*
  * Signal information.
@@ -98,7 +99,7 @@
 #define EEPROM_BASE			0x0000
 #define EEPROM_SIZE			0x0110
 #define BBP_BASE			0x0000
-#define BBP_SIZE			0x0080
+#define BBP_SIZE			0x00ff
 #define RF_BASE				0x0004
 #define RF_SIZE				0x0010
 

drivers/net/wireless/rt2x00/rt2800lib.c

@@ -3356,6 +3356,13 @@ static int rt2800_init_bbp(struct rt2x00_dev *rt2x00dev)
 			rt2800_register_write(rt2x00dev, GPIO_CTRL_CFG, reg);
 		}
 
+		/* This chip has hardware antenna diversity*/
+		if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390R)) {
+			rt2800_bbp_write(rt2x00dev, 150, 0); /* Disable Antenna Software OFDM */
+			rt2800_bbp_write(rt2x00dev, 151, 0); /* Disable Antenna Software CCK */
+			rt2800_bbp_write(rt2x00dev, 154, 0); /* Clear previously selected antenna */
+		}
+
 		rt2800_bbp_read(rt2x00dev, 152, &value);
 		if (ant == 0)
 			rt2x00_set_field8(&value, BBP152_RX_DEFAULT_ANT, 1);
@@ -4291,6 +4298,11 @@ int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev)
 		rt2x00dev->default_ant.rx = ANTENNA_A;
 	}
 
+	if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390R)) {
+		rt2x00dev->default_ant.tx = ANTENNA_HW_DIVERSITY; /* Unused */
+		rt2x00dev->default_ant.rx = ANTENNA_HW_DIVERSITY; /* Unused */
+	}
+
 	/*
 	 * Determine external LNA informations.
 	 */

drivers/net/wireless/rt2x00/rt2800usb.c

@@ -922,6 +922,7 @@ static struct usb_device_id rt2800usb_device_table[] = {
 	{ USB_DEVICE(0x1482, 0x3c09) },
 	/* AirTies */
 	{ USB_DEVICE(0x1eda, 0x2012) },
+	{ USB_DEVICE(0x1eda, 0x2210) },
 	{ USB_DEVICE(0x1eda, 0x2310) },
 	/* Allwin */
 	{ USB_DEVICE(0x8516, 0x2070) },
@@ -991,6 +992,7 @@ static struct usb_device_id rt2800usb_device_table[] = {
 	/* DVICO */
 	{ USB_DEVICE(0x0fe9, 0xb307) },
 	/* Edimax */
+	{ USB_DEVICE(0x7392, 0x4085) },
 	{ USB_DEVICE(0x7392, 0x7711) },
 	{ USB_DEVICE(0x7392, 0x7717) },
 	{ USB_DEVICE(0x7392, 0x7718) },
@@ -1066,6 +1068,7 @@ static struct usb_device_id rt2800usb_device_table[] = {
 	/* Philips */
 	{ USB_DEVICE(0x0471, 0x200f) },
 	/* Planex */
+	{ USB_DEVICE(0x2019, 0x5201) },
 	{ USB_DEVICE(0x2019, 0xab25) },
 	{ USB_DEVICE(0x2019, 0xed06) },
 	/* Quanta */
@@ -1134,6 +1137,10 @@ static struct usb_device_id rt2800usb_device_table[] = {
 #ifdef CONFIG_RT2800USB_RT33XX
 	/* Belkin */
 	{ USB_DEVICE(0x050d, 0x945b) },
+	/* Panasonic */
+	{ USB_DEVICE(0x083a, 0xb511) },
+	/* Philips */
+	{ USB_DEVICE(0x0471, 0x20dd) },
 	/* Ralink */
 	{ USB_DEVICE(0x148f, 0x3370) },
 	{ USB_DEVICE(0x148f, 0x8070) },
@@ -1145,6 +1152,8 @@ static struct usb_device_id rt2800usb_device_table[] = {
 	{ USB_DEVICE(0x8516, 0x3572) },
 	/* Askey */
 	{ USB_DEVICE(0x1690, 0x0744) },
+	{ USB_DEVICE(0x1690, 0x0761) },
+	{ USB_DEVICE(0x1690, 0x0764) },
 	/* Cisco */
 	{ USB_DEVICE(0x167b, 0x4001) },
 	/* EnGenius */
@@ -1159,20 +1168,25 @@ static struct usb_device_id rt2800usb_device_table[] = {
 	/* Sitecom */
 	{ USB_DEVICE(0x0df6, 0x0041) },
 	{ USB_DEVICE(0x0df6, 0x0062) },
+	{ USB_DEVICE(0x0df6, 0x0065) },
+	{ USB_DEVICE(0x0df6, 0x0066) },
+	{ USB_DEVICE(0x0df6, 0x0068) },
 	/* Toshiba */
 	{ USB_DEVICE(0x0930, 0x0a07) },
 	/* Zinwell */
 	{ USB_DEVICE(0x5a57, 0x0284) },
 #endif
 #ifdef CONFIG_RT2800USB_RT53XX
-	/* Alpha */
-	{ USB_DEVICE(0x2001, 0x3c15) },
-	{ USB_DEVICE(0x2001, 0x3c19) },
 	/* Arcadyan */
 	{ USB_DEVICE(0x043e, 0x7a12) },
 	/* Azurewave */
 	{ USB_DEVICE(0x13d3, 0x3329) },
 	{ USB_DEVICE(0x13d3, 0x3365) },
+	/* D-Link */
+	{ USB_DEVICE(0x2001, 0x3c15) },
+	{ USB_DEVICE(0x2001, 0x3c19) },
+	{ USB_DEVICE(0x2001, 0x3c1c) },
+	{ USB_DEVICE(0x2001, 0x3c1d) },
 	/* LG innotek */
 	{ USB_DEVICE(0x043e, 0x7a22) },
 	/* Panasonic */
@@ -1224,12 +1238,8 @@ static struct usb_device_id rt2800usb_device_table[] = {
 	{ USB_DEVICE(0x07d1, 0x3c0b) },
 	{ USB_DEVICE(0x07d1, 0x3c17) },
 	{ USB_DEVICE(0x2001, 0x3c17) },
-	/* Edimax */
-	{ USB_DEVICE(0x7392, 0x4085) },
 	/* Encore */
 	{ USB_DEVICE(0x203d, 0x14a1) },
-	/* Fujitsu Stylistic 550 */
-	{ USB_DEVICE(0x1690, 0x0761) },
 	/* Gemtek */
 	{ USB_DEVICE(0x15a9, 0x0010) },
 	/* Gigabyte */
@@ -1250,7 +1260,6 @@ static struct usb_device_id rt2800usb_device_table[] = {
 	{ USB_DEVICE(0x05a6, 0x0101) },
 	{ USB_DEVICE(0x1d4d, 0x0010) },
 	/* Planex */
-	{ USB_DEVICE(0x2019, 0x5201) },
 	{ USB_DEVICE(0x2019, 0xab24) },
 	/* Qcom */
 	{ USB_DEVICE(0x18e8, 0x6259) },

drivers/net/wireless/rt2x00/rt2x00.h

@@ -1282,7 +1282,7 @@ void rt2x00lib_dmadone(struct queue_entry *entry);
 void rt2x00lib_txdone(struct queue_entry *entry,
 		      struct txdone_entry_desc *txdesc);
 void rt2x00lib_txdone_noinfo(struct queue_entry *entry, u32 status);
-void rt2x00lib_rxdone(struct queue_entry *entry);
+void rt2x00lib_rxdone(struct queue_entry *entry, gfp_t gfp);
 
 /*
  * mac80211 handlers.

drivers/net/wireless/rt2x00/rt2x00dev.c

@@ -588,7 +588,7 @@ static int rt2x00lib_rxdone_read_signal(struct rt2x00_dev *rt2x00dev,
 	return 0;
 }
 
-void rt2x00lib_rxdone(struct queue_entry *entry)
+void rt2x00lib_rxdone(struct queue_entry *entry, gfp_t gfp)
 {
 	struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
 	struct rxdone_entry_desc rxdesc;
@@ -608,7 +608,7 @@ void rt2x00lib_rxdone(struct queue_entry *entry)
 	 * Allocate a new sk_buffer. If no new buffer available, drop the
 	 * received frame and reuse the existing buffer.
 	 */
-	skb = rt2x00queue_alloc_rxskb(entry);
+	skb = rt2x00queue_alloc_rxskb(entry, gfp);
 	if (!skb)
 		goto submit_entry;
 

drivers/net/wireless/rt2x00/rt2x00lib.h

@@ -103,7 +103,7 @@ void rt2x00lib_config(struct rt2x00_dev *rt2x00dev,
  * rt2x00queue_alloc_rxskb - allocate a skb for RX purposes.
  * @entry: The entry for which the skb will be applicable.
  */
-struct sk_buff *rt2x00queue_alloc_rxskb(struct queue_entry *entry);
+struct sk_buff *rt2x00queue_alloc_rxskb(struct queue_entry *entry, gfp_t gfp);
 
 /**
  * rt2x00queue_free_skb - free a skb

drivers/net/wireless/rt2x00/rt2x00pci.c

@@ -92,7 +92,7 @@ bool rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev)
 		/*
 		 * Send the frame to rt2x00lib for further processing.
 		 */
-		rt2x00lib_rxdone(entry);
+		rt2x00lib_rxdone(entry, GFP_ATOMIC);
 	}
 
 	return !max_rx;

drivers/net/wireless/rt2x00/rt2x00queue.c

@@ -33,7 +33,7 @@
 #include "rt2x00.h"
 #include "rt2x00lib.h"
 
-struct sk_buff *rt2x00queue_alloc_rxskb(struct queue_entry *entry)
+struct sk_buff *rt2x00queue_alloc_rxskb(struct queue_entry *entry, gfp_t gfp)
 {
 	struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
 	struct sk_buff *skb;
@@ -68,7 +68,7 @@ struct sk_buff *rt2x00queue_alloc_rxskb(struct queue_entry *entry)
 	/*
 	 * Allocate skbuffer.
 	 */
-	skb = dev_alloc_skb(frame_size + head_size + tail_size);
+	skb = __dev_alloc_skb(frame_size + head_size + tail_size, gfp);
 	if (!skb)
 		return NULL;
 
@@ -1163,7 +1163,7 @@ static int rt2x00queue_alloc_rxskbs(struct data_queue *queue)
 	struct sk_buff *skb;
 
 	for (i = 0; i < queue->limit; i++) {
-		skb = rt2x00queue_alloc_rxskb(&queue->entries[i]);
+		skb = rt2x00queue_alloc_rxskb(&queue->entries[i], GFP_KERNEL);
 		if (!skb)
 			return -ENOMEM;
 		queue->entries[i].skb = skb;

drivers/net/wireless/rt2x00/rt2x00usb.c

@@ -358,7 +358,7 @@ static void rt2x00usb_work_rxdone(struct work_struct *work)
 		/*
 		 * Send the frame to rt2x00lib for further processing.
 		 */
-		rt2x00lib_rxdone(entry);
+		rt2x00lib_rxdone(entry, GFP_KERNEL);
 	}
 }
 

drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c

@@ -33,9 +33,6 @@
 #include "../pci.h"
 #include "../base.h"
 
-struct dig_t dm_digtable;
-static struct ps_t dm_pstable;
-
 #define BT_RSSI_STATE_NORMAL_POWER	BIT_OFFSET_LEN_MASK_32(0, 1)
 #define BT_RSSI_STATE_AMDPU_OFF		BIT_OFFSET_LEN_MASK_32(1, 1)
 #define BT_RSSI_STATE_SPECIAL_LOW	BIT_OFFSET_LEN_MASK_32(2, 1)
@@ -163,33 +160,37 @@ static const u8 cckswing_table_ch14[CCK_TABLE_SIZE][8] = {
 
 static void rtl92c_dm_diginit(struct ieee80211_hw *hw)
 {
-	dm_digtable.dig_enable_flag = true;
-	dm_digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX;
-	dm_digtable.cur_igvalue = 0x20;
-	dm_digtable.pre_igvalue = 0x0;
-	dm_digtable.cursta_connectctate = DIG_STA_DISCONNECT;
-	dm_digtable.presta_connectstate = DIG_STA_DISCONNECT;
-	dm_digtable.curmultista_connectstate = DIG_MULTISTA_DISCONNECT;
-	dm_digtable.rssi_lowthresh = DM_DIG_THRESH_LOW;
-	dm_digtable.rssi_highthresh = DM_DIG_THRESH_HIGH;
-	dm_digtable.fa_lowthresh = DM_FALSEALARM_THRESH_LOW;
-	dm_digtable.fa_highthresh = DM_FALSEALARM_THRESH_HIGH;
-	dm_digtable.rx_gain_range_max = DM_DIG_MAX;
-	dm_digtable.rx_gain_range_min = DM_DIG_MIN;
-	dm_digtable.backoff_val = DM_DIG_BACKOFF_DEFAULT;
-	dm_digtable.backoff_val_range_max = DM_DIG_BACKOFF_MAX;
-	dm_digtable.backoff_val_range_min = DM_DIG_BACKOFF_MIN;
-	dm_digtable.pre_cck_pd_state = CCK_PD_STAGE_MAX;
-	dm_digtable.cur_cck_pd_state = CCK_PD_STAGE_MAX;
+	struct rtl_priv *rtlpriv = rtl_priv(hw);
+	struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
+
+	dm_digtable->dig_enable_flag = true;
+	dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX;
+	dm_digtable->cur_igvalue = 0x20;
+	dm_digtable->pre_igvalue = 0x0;
+	dm_digtable->cursta_connectctate = DIG_STA_DISCONNECT;
+	dm_digtable->presta_connectstate = DIG_STA_DISCONNECT;
+	dm_digtable->curmultista_connectstate = DIG_MULTISTA_DISCONNECT;
+	dm_digtable->rssi_lowthresh = DM_DIG_THRESH_LOW;
+	dm_digtable->rssi_highthresh = DM_DIG_THRESH_HIGH;
+	dm_digtable->fa_lowthresh = DM_FALSEALARM_THRESH_LOW;
+	dm_digtable->fa_highthresh = DM_FALSEALARM_THRESH_HIGH;
+	dm_digtable->rx_gain_range_max = DM_DIG_MAX;
+	dm_digtable->rx_gain_range_min = DM_DIG_MIN;
+	dm_digtable->backoff_val = DM_DIG_BACKOFF_DEFAULT;
+	dm_digtable->backoff_val_range_max = DM_DIG_BACKOFF_MAX;
+	dm_digtable->backoff_val_range_min = DM_DIG_BACKOFF_MIN;
+	dm_digtable->pre_cck_pd_state = CCK_PD_STAGE_MAX;
+	dm_digtable->cur_cck_pd_state = CCK_PD_STAGE_MAX;
 }
 
 static u8 rtl92c_dm_initial_gain_min_pwdb(struct ieee80211_hw *hw)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
+	struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
 	long rssi_val_min = 0;
 
-	if ((dm_digtable.curmultista_connectstate == DIG_MULTISTA_CONNECT) &&
-	    (dm_digtable.cursta_connectctate == DIG_STA_CONNECT)) {
+	if ((dm_digtable->curmultista_connectstate == DIG_MULTISTA_CONNECT) &&
+	    (dm_digtable->cursta_connectctate == DIG_STA_CONNECT)) {
 		if (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb != 0)
 			rssi_val_min =
 			    (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb >
@@ -198,10 +199,10 @@ static u8 rtl92c_dm_initial_gain_min_pwdb(struct ieee80211_hw *hw)
 			    rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb;
 		else
 			rssi_val_min = rtlpriv->dm.undecorated_smoothed_pwdb;
-	} else if (dm_digtable.cursta_connectctate == DIG_STA_CONNECT ||
-		   dm_digtable.cursta_connectctate == DIG_STA_BEFORE_CONNECT) {
+	} else if (dm_digtable->cursta_connectctate == DIG_STA_CONNECT ||
+		   dm_digtable->cursta_connectctate == DIG_STA_BEFORE_CONNECT) {
 		rssi_val_min = rtlpriv->dm.undecorated_smoothed_pwdb;
-	} else if (dm_digtable.curmultista_connectstate ==
+	} else if (dm_digtable->curmultista_connectstate ==
 		   DIG_MULTISTA_CONNECT) {
 		rssi_val_min = rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb;
 	}
@@ -260,7 +261,8 @@ static void rtl92c_dm_false_alarm_counter_statistics(struct ieee80211_hw *hw)
 static void rtl92c_dm_ctrl_initgain_by_fa(struct ieee80211_hw *hw)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
-	u8 value_igi = dm_digtable.cur_igvalue;
+	struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
+	u8 value_igi = dm_digtable->cur_igvalue;
 
 	if (rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH0)
 		value_igi--;
@@ -277,43 +279,44 @@ static void rtl92c_dm_ctrl_initgain_by_fa(struct ieee80211_hw *hw)
 	if (rtlpriv->falsealm_cnt.cnt_all > 10000)
 		value_igi = 0x32;
 
-	dm_digtable.cur_igvalue = value_igi;
+	dm_digtable->cur_igvalue = value_igi;
 	rtl92c_dm_write_dig(hw);
 }
 
 static void rtl92c_dm_ctrl_initgain_by_rssi(struct ieee80211_hw *hw)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
+	struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
 
-	if (rtlpriv->falsealm_cnt.cnt_all > dm_digtable.fa_highthresh) {
-		if ((dm_digtable.backoff_val - 2) <
-		    dm_digtable.backoff_val_range_min)
-			dm_digtable.backoff_val =
-			    dm_digtable.backoff_val_range_min;
+	if (rtlpriv->falsealm_cnt.cnt_all > dm_digtable->fa_highthresh) {
+		if ((dm_digtable->backoff_val - 2) <
+		    dm_digtable->backoff_val_range_min)
+			dm_digtable->backoff_val =
+			    dm_digtable->backoff_val_range_min;
 		else
-			dm_digtable.backoff_val -= 2;
-	} else if (rtlpriv->falsealm_cnt.cnt_all < dm_digtable.fa_lowthresh) {
-		if ((dm_digtable.backoff_val + 2) >
-		    dm_digtable.backoff_val_range_max)
-			dm_digtable.backoff_val =
-			    dm_digtable.backoff_val_range_max;
+			dm_digtable->backoff_val -= 2;
+	} else if (rtlpriv->falsealm_cnt.cnt_all < dm_digtable->fa_lowthresh) {
+		if ((dm_digtable->backoff_val + 2) >
+		    dm_digtable->backoff_val_range_max)
+			dm_digtable->backoff_val =
+			    dm_digtable->backoff_val_range_max;
 		else
-			dm_digtable.backoff_val += 2;
+			dm_digtable->backoff_val += 2;
 	}
 
-	if ((dm_digtable.rssi_val_min + 10 - dm_digtable.backoff_val) >
-	    dm_digtable.rx_gain_range_max)
-		dm_digtable.cur_igvalue = dm_digtable.rx_gain_range_max;
-	else if ((dm_digtable.rssi_val_min + 10 -
-		  dm_digtable.backoff_val) < dm_digtable.rx_gain_range_min)
-		dm_digtable.cur_igvalue = dm_digtable.rx_gain_range_min;
+	if ((dm_digtable->rssi_val_min + 10 - dm_digtable->backoff_val) >
+	    dm_digtable->rx_gain_range_max)
+		dm_digtable->cur_igvalue = dm_digtable->rx_gain_range_max;
+	else if ((dm_digtable->rssi_val_min + 10 -
+		  dm_digtable->backoff_val) < dm_digtable->rx_gain_range_min)
+		dm_digtable->cur_igvalue = dm_digtable->rx_gain_range_min;
 	else
-		dm_digtable.cur_igvalue = dm_digtable.rssi_val_min + 10 -
-		    dm_digtable.backoff_val;
+		dm_digtable->cur_igvalue = dm_digtable->rssi_val_min + 10 -
+		    dm_digtable->backoff_val;
 
 	RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE,
 		 "rssi_val_min = %x backoff_val %x\n",
-		 dm_digtable.rssi_val_min, dm_digtable.backoff_val);
+		 dm_digtable->rssi_val_min, dm_digtable->backoff_val);
 
 	rtl92c_dm_write_dig(hw);
 }
@@ -322,6 +325,7 @@ static void rtl92c_dm_initial_gain_multi_sta(struct ieee80211_hw *hw)
 {
 	static u8 initialized; /* initialized to false */
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
+	struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
 	long rssi_strength = rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb;
 	bool multi_sta = false;
@@ -330,68 +334,69 @@ static void rtl92c_dm_initial_gain_multi_sta(struct ieee80211_hw *hw)
 		multi_sta = true;
 
 	if (!multi_sta ||
-	    dm_digtable.cursta_connectctate != DIG_STA_DISCONNECT) {
+	    dm_digtable->cursta_connectctate != DIG_STA_DISCONNECT) {
 		initialized = false;
-		dm_digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX;
+		dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX;
 		return;
 	} else if (initialized == false) {
 		initialized = true;
-		dm_digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_0;
-		dm_digtable.cur_igvalue = 0x20;
+		dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_0;
+		dm_digtable->cur_igvalue = 0x20;
 		rtl92c_dm_write_dig(hw);
 	}
 
-	if (dm_digtable.curmultista_connectstate == DIG_MULTISTA_CONNECT) {
-		if ((rssi_strength < dm_digtable.rssi_lowthresh) &&
-		    (dm_digtable.dig_ext_port_stage != DIG_EXT_PORT_STAGE_1)) {
+	if (dm_digtable->curmultista_connectstate == DIG_MULTISTA_CONNECT) {
+		if ((rssi_strength < dm_digtable->rssi_lowthresh) &&
+		    (dm_digtable->dig_ext_port_stage != DIG_EXT_PORT_STAGE_1)) {
 
-			if (dm_digtable.dig_ext_port_stage ==
+			if (dm_digtable->dig_ext_port_stage ==
 			    DIG_EXT_PORT_STAGE_2) {
-				dm_digtable.cur_igvalue = 0x20;
+				dm_digtable->cur_igvalue = 0x20;
 				rtl92c_dm_write_dig(hw);
 			}
 
-			dm_digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_1;
-		} else if (rssi_strength > dm_digtable.rssi_highthresh) {
-			dm_digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_2;
+			dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_1;
+		} else if (rssi_strength > dm_digtable->rssi_highthresh) {
+			dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_2;
 			rtl92c_dm_ctrl_initgain_by_fa(hw);
 		}
-	} else if (dm_digtable.dig_ext_port_stage != DIG_EXT_PORT_STAGE_0) {
-		dm_digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_0;
-		dm_digtable.cur_igvalue = 0x20;
+	} else if (dm_digtable->dig_ext_port_stage != DIG_EXT_PORT_STAGE_0) {
+		dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_0;
+		dm_digtable->cur_igvalue = 0x20;
 		rtl92c_dm_write_dig(hw);
 	}
 
 	RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE,
 		 "curmultista_connectstate = %x dig_ext_port_stage %x\n",
-		 dm_digtable.curmultista_connectstate,
-		 dm_digtable.dig_ext_port_stage);
+		 dm_digtable->curmultista_connectstate,
+		 dm_digtable->dig_ext_port_stage);
 }
 
 static void rtl92c_dm_initial_gain_sta(struct ieee80211_hw *hw)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
+	struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
 
 	RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE,
 		 "presta_connectstate = %x, cursta_connectctate = %x\n",
-		 dm_digtable.presta_connectstate,
-		 dm_digtable.cursta_connectctate);
+		 dm_digtable->presta_connectstate,
+		 dm_digtable->cursta_connectctate);
 
-	if (dm_digtable.presta_connectstate == dm_digtable.cursta_connectctate
-	    || dm_digtable.cursta_connectctate == DIG_STA_BEFORE_CONNECT
-	    || dm_digtable.cursta_connectctate == DIG_STA_CONNECT) {
+	if (dm_digtable->presta_connectstate == dm_digtable->cursta_connectctate
+	    || dm_digtable->cursta_connectctate == DIG_STA_BEFORE_CONNECT
+	    || dm_digtable->cursta_connectctate == DIG_STA_CONNECT) {
 
-		if (dm_digtable.cursta_connectctate != DIG_STA_DISCONNECT) {
-			dm_digtable.rssi_val_min =
+		if (dm_digtable->cursta_connectctate != DIG_STA_DISCONNECT) {
+			dm_digtable->rssi_val_min =
 			    rtl92c_dm_initial_gain_min_pwdb(hw);
 			rtl92c_dm_ctrl_initgain_by_rssi(hw);
 		}
 	} else {
-		dm_digtable.rssi_val_min = 0;
-		dm_digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX;
-		dm_digtable.backoff_val = DM_DIG_BACKOFF_DEFAULT;
-		dm_digtable.cur_igvalue = 0x20;
-		dm_digtable.pre_igvalue = 0;
+		dm_digtable->rssi_val_min = 0;
+		dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX;
+		dm_digtable->backoff_val = DM_DIG_BACKOFF_DEFAULT;
+		dm_digtable->cur_igvalue = 0x20;
+		dm_digtable->pre_igvalue = 0;
 		rtl92c_dm_write_dig(hw);
 	}
 }
@@ -400,40 +405,41 @@ static void rtl92c_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
+	struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
 
-	if (dm_digtable.cursta_connectctate == DIG_STA_CONNECT) {
-		dm_digtable.rssi_val_min = rtl92c_dm_initial_gain_min_pwdb(hw);
+	if (dm_digtable->cursta_connectctate == DIG_STA_CONNECT) {
+		dm_digtable->rssi_val_min = rtl92c_dm_initial_gain_min_pwdb(hw);
 
-		if (dm_digtable.pre_cck_pd_state == CCK_PD_STAGE_LowRssi) {
-			if (dm_digtable.rssi_val_min <= 25)
-				dm_digtable.cur_cck_pd_state =
+		if (dm_digtable->pre_cck_pd_state == CCK_PD_STAGE_LowRssi) {
+			if (dm_digtable->rssi_val_min <= 25)
+				dm_digtable->cur_cck_pd_state =
 				    CCK_PD_STAGE_LowRssi;
 			else
-				dm_digtable.cur_cck_pd_state =
+				dm_digtable->cur_cck_pd_state =
 				    CCK_PD_STAGE_HighRssi;
 		} else {
-			if (dm_digtable.rssi_val_min <= 20)
-				dm_digtable.cur_cck_pd_state =
+			if (dm_digtable->rssi_val_min <= 20)
+				dm_digtable->cur_cck_pd_state =
 				    CCK_PD_STAGE_LowRssi;
 			else
-				dm_digtable.cur_cck_pd_state =
+				dm_digtable->cur_cck_pd_state =
 				    CCK_PD_STAGE_HighRssi;
 		}
 	} else {
-		dm_digtable.cur_cck_pd_state = CCK_PD_STAGE_MAX;
+		dm_digtable->cur_cck_pd_state = CCK_PD_STAGE_MAX;
 	}
 
-	if (dm_digtable.pre_cck_pd_state != dm_digtable.cur_cck_pd_state) {
-		if (dm_digtable.cur_cck_pd_state == CCK_PD_STAGE_LowRssi) {
+	if (dm_digtable->pre_cck_pd_state != dm_digtable->cur_cck_pd_state) {
+		if (dm_digtable->cur_cck_pd_state == CCK_PD_STAGE_LowRssi) {
 			if (rtlpriv->falsealm_cnt.cnt_cck_fail > 800)
-				dm_digtable.cur_cck_fa_state =
+				dm_digtable->cur_cck_fa_state =
 				    CCK_FA_STAGE_High;
 			else
-				dm_digtable.cur_cck_fa_state = CCK_FA_STAGE_Low;
+				dm_digtable->cur_cck_fa_state = CCK_FA_STAGE_Low;
 
-			if (dm_digtable.pre_cck_fa_state !=
-			    dm_digtable.cur_cck_fa_state) {
-				if (dm_digtable.cur_cck_fa_state ==
+			if (dm_digtable->pre_cck_fa_state !=
+			    dm_digtable->cur_cck_fa_state) {
+				if (dm_digtable->cur_cck_fa_state ==
 				    CCK_FA_STAGE_Low)
 					rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2,
 						      0x83);
@@ -441,8 +447,8 @@ static void rtl92c_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw)
 					rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2,
 						      0xcd);
 
-				dm_digtable.pre_cck_fa_state =
-				    dm_digtable.cur_cck_fa_state;
+				dm_digtable->pre_cck_fa_state =
+				    dm_digtable->cur_cck_fa_state;
 			}
 
 			rtl_set_bbreg(hw, RCCK0_SYSTEM, MASKBYTE1, 0x40);
@@ -458,11 +464,11 @@ static void rtl92c_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw)
 				rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT,
 					      MASKBYTE2, 0xd3);
 		}
-		dm_digtable.pre_cck_pd_state = dm_digtable.cur_cck_pd_state;
+		dm_digtable->pre_cck_pd_state = dm_digtable->cur_cck_pd_state;
 	}
 
 	RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE, "CCKPDStage=%x\n",
-		 dm_digtable.cur_cck_pd_state);
+		 dm_digtable->cur_cck_pd_state);
 
 	RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE, "is92C=%x\n",
 		 IS_92C_SERIAL(rtlhal->version));
@@ -470,31 +476,34 @@ static void rtl92c_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw)
 
 static void rtl92c_dm_ctrl_initgain_by_twoport(struct ieee80211_hw *hw)
 {
+	struct rtl_priv *rtlpriv = rtl_priv(hw);
+	struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
 
 	if (mac->act_scanning)
 		return;
 
 	if (mac->link_state >= MAC80211_LINKED)
-		dm_digtable.cursta_connectctate = DIG_STA_CONNECT;
+		dm_digtable->cursta_connectctate = DIG_STA_CONNECT;
 	else
-		dm_digtable.cursta_connectctate = DIG_STA_DISCONNECT;
+		dm_digtable->cursta_connectctate = DIG_STA_DISCONNECT;
 
 	rtl92c_dm_initial_gain_sta(hw);
 	rtl92c_dm_initial_gain_multi_sta(hw);
 	rtl92c_dm_cck_packet_detection_thresh(hw);
 
-	dm_digtable.presta_connectstate = dm_digtable.cursta_connectctate;
+	dm_digtable->presta_connectstate = dm_digtable->cursta_connectctate;
 
 }
 
 static void rtl92c_dm_dig(struct ieee80211_hw *hw)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
+	struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
 
 	if (rtlpriv->dm.dm_initialgain_enable == false)
 		return;
-	if (dm_digtable.dig_enable_flag == false)
+	if (dm_digtable->dig_enable_flag == false)
 		return;
 
 	rtl92c_dm_ctrl_initgain_by_twoport(hw);
@@ -514,23 +523,24 @@ static void rtl92c_dm_init_dynamic_txpower(struct ieee80211_hw *hw)
 void rtl92c_dm_write_dig(struct ieee80211_hw *hw)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
+	struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
 
 	RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD,
 		 "cur_igvalue = 0x%x, pre_igvalue = 0x%x, backoff_val = %d\n",
-		 dm_digtable.cur_igvalue, dm_digtable.pre_igvalue,
-		 dm_digtable.backoff_val);
+		 dm_digtable->cur_igvalue, dm_digtable->pre_igvalue,
+		 dm_digtable->backoff_val);
 
-	dm_digtable.cur_igvalue += 2;
-	if (dm_digtable.cur_igvalue > 0x3f)
-		dm_digtable.cur_igvalue = 0x3f;
+	dm_digtable->cur_igvalue += 2;
+	if (dm_digtable->cur_igvalue > 0x3f)
+		dm_digtable->cur_igvalue = 0x3f;
 
-	if (dm_digtable.pre_igvalue != dm_digtable.cur_igvalue) {
+	if (dm_digtable->pre_igvalue != dm_digtable->cur_igvalue) {
 		rtl_set_bbreg(hw, ROFDM0_XAAGCCORE1, 0x7f,
-			      dm_digtable.cur_igvalue);
+			      dm_digtable->cur_igvalue);
 		rtl_set_bbreg(hw, ROFDM0_XBAGCCORE1, 0x7f,
-			      dm_digtable.cur_igvalue);
+			      dm_digtable->cur_igvalue);
 
-		dm_digtable.pre_igvalue = dm_digtable.cur_igvalue;
+		dm_digtable->pre_igvalue = dm_digtable->cur_igvalue;
 	}
 }
 EXPORT_SYMBOL(rtl92c_dm_write_dig);
@@ -1223,15 +1233,20 @@ static void rtl92c_dm_refresh_rate_adaptive_mask(struct ieee80211_hw *hw)
 
 static void rtl92c_dm_init_dynamic_bb_powersaving(struct ieee80211_hw *hw)
 {
-	dm_pstable.pre_ccastate = CCA_MAX;
-	dm_pstable.cur_ccasate = CCA_MAX;
-	dm_pstable.pre_rfstate = RF_MAX;
-	dm_pstable.cur_rfstate = RF_MAX;
-	dm_pstable.rssi_val_min = 0;
+	struct rtl_priv *rtlpriv = rtl_priv(hw);
+	struct ps_t *dm_pstable = &rtlpriv->dm_pstable;
+
+	dm_pstable->pre_ccastate = CCA_MAX;
+	dm_pstable->cur_ccasate = CCA_MAX;
+	dm_pstable->pre_rfstate = RF_MAX;
+	dm_pstable->cur_rfstate = RF_MAX;
+	dm_pstable->rssi_val_min = 0;
 }
 
 void rtl92c_dm_rf_saving(struct ieee80211_hw *hw, u8 bforce_in_normal)
 {
+	struct rtl_priv *rtlpriv = rtl_priv(hw);
+	struct ps_t *dm_pstable = &rtlpriv->dm_pstable;
 	static u8 initialize;
 	static u32 reg_874, reg_c70, reg_85c, reg_a74;
 
@@ -1251,27 +1266,27 @@ void rtl92c_dm_rf_saving(struct ieee80211_hw *hw, u8 bforce_in_normal)
 	}
 
 	if (!bforce_in_normal) {
-		if (dm_pstable.rssi_val_min != 0) {
-			if (dm_pstable.pre_rfstate == RF_NORMAL) {
-				if (dm_pstable.rssi_val_min >= 30)
-					dm_pstable.cur_rfstate = RF_SAVE;
+		if (dm_pstable->rssi_val_min != 0) {
+			if (dm_pstable->pre_rfstate == RF_NORMAL) {
+				if (dm_pstable->rssi_val_min >= 30)
+					dm_pstable->cur_rfstate = RF_SAVE;
 				else
-					dm_pstable.cur_rfstate = RF_NORMAL;
+					dm_pstable->cur_rfstate = RF_NORMAL;
 			} else {
-				if (dm_pstable.rssi_val_min <= 25)
-					dm_pstable.cur_rfstate = RF_NORMAL;
+				if (dm_pstable->rssi_val_min <= 25)
+					dm_pstable->cur_rfstate = RF_NORMAL;
 				else
-					dm_pstable.cur_rfstate = RF_SAVE;
+					dm_pstable->cur_rfstate = RF_SAVE;
 			}
 		} else {
-			dm_pstable.cur_rfstate = RF_MAX;
+			dm_pstable->cur_rfstate = RF_MAX;
 		}
 	} else {
-		dm_pstable.cur_rfstate = RF_NORMAL;
+		dm_pstable->cur_rfstate = RF_NORMAL;
 	}
 
-	if (dm_pstable.pre_rfstate != dm_pstable.cur_rfstate) {
-		if (dm_pstable.cur_rfstate == RF_SAVE) {
+	if (dm_pstable->pre_rfstate != dm_pstable->cur_rfstate) {
+		if (dm_pstable->cur_rfstate == RF_SAVE) {
 			rtl_set_bbreg(hw, RFPGA0_XCD_RFINTERFACESW,
 				      0x1C0000, 0x2);
 			rtl_set_bbreg(hw, ROFDM0_AGCPARAMETER1, BIT(3), 0);
@@ -1293,7 +1308,7 @@ void rtl92c_dm_rf_saving(struct ieee80211_hw *hw, u8 bforce_in_normal)
 			rtl_set_bbreg(hw, 0x818, BIT(28), 0x0);
 		}
 
-		dm_pstable.pre_rfstate = dm_pstable.cur_rfstate;
+		dm_pstable->pre_rfstate = dm_pstable->cur_rfstate;
 	}
 }
 EXPORT_SYMBOL(rtl92c_dm_rf_saving);
@@ -1301,36 +1316,37 @@ EXPORT_SYMBOL(rtl92c_dm_rf_saving);
 static void rtl92c_dm_dynamic_bb_powersaving(struct ieee80211_hw *hw)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
+	struct ps_t *dm_pstable = &rtlpriv->dm_pstable;
 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
 
 	if (((mac->link_state == MAC80211_NOLINK)) &&
 	    (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb == 0)) {
-		dm_pstable.rssi_val_min = 0;
+		dm_pstable->rssi_val_min = 0;
 		RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD, "Not connected to any\n");
 	}
 
 	if (mac->link_state == MAC80211_LINKED) {
 		if (mac->opmode == NL80211_IFTYPE_ADHOC) {
-			dm_pstable.rssi_val_min =
+			dm_pstable->rssi_val_min =
 			    rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb;
 			RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD,
 				 "AP Client PWDB = 0x%lx\n",
-				 dm_pstable.rssi_val_min);
+				 dm_pstable->rssi_val_min);
 		} else {
-			dm_pstable.rssi_val_min =
+			dm_pstable->rssi_val_min =
 			    rtlpriv->dm.undecorated_smoothed_pwdb;
 			RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD,
 				 "STA Default Port PWDB = 0x%lx\n",
-				 dm_pstable.rssi_val_min);
+				 dm_pstable->rssi_val_min);
 		}
 	} else {
-		dm_pstable.rssi_val_min =
+		dm_pstable->rssi_val_min =
 		    rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb;
 
 		RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD,
 			 "AP Ext Port PWDB = 0x%lx\n",
-			 dm_pstable.rssi_val_min);
+			 dm_pstable->rssi_val_min);
 	}
 
 	if (IS_92C_SERIAL(rtlhal->version))

drivers/net/wireless/rtlwifi/rtl8192c/dm_common.h

@@ -91,40 +91,6 @@
 #define TX_POWER_NEAR_FIELD_THRESH_LVL2		74
 #define TX_POWER_NEAR_FIELD_THRESH_LVL1		67
 
-struct ps_t {
-	u8 pre_ccastate;
-	u8 cur_ccasate;
-	u8 pre_rfstate;
-	u8 cur_rfstate;
-	long rssi_val_min;
-};
-
-struct dig_t {
-	u8 dig_enable_flag;
-	u8 dig_ext_port_stage;
-	u32 rssi_lowthresh;
-	u32 rssi_highthresh;
-	u32 fa_lowthresh;
-	u32 fa_highthresh;
-	u8 cursta_connectctate;
-	u8 presta_connectstate;
-	u8 curmultista_connectstate;
-	u8 pre_igvalue;
-	u8 cur_igvalue;
-	char backoff_val;
-	char backoff_val_range_max;
-	char backoff_val_range_min;
-	u8 rx_gain_range_max;
-	u8 rx_gain_range_min;
-	u8 rssi_val_min;
-	u8 pre_cck_pd_state;
-	u8 cur_cck_pd_state;
-	u8 pre_cck_fa_state;
-	u8 cur_cck_fa_state;
-	u8 pre_ccastate;
-	u8 cur_ccasate;
-};
-
 struct swat_t {
 	u8 failure_cnt;
 	u8 try_flag;
@@ -189,7 +155,6 @@ enum dm_dig_connect_e {
 	DIG_CONNECT_MAX
 };
 
-extern struct dig_t dm_digtable;
 void rtl92c_dm_init(struct ieee80211_hw *hw);
 void rtl92c_dm_watchdog(struct ieee80211_hw *hw);
 void rtl92c_dm_write_dig(struct ieee80211_hw *hw);

drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c

@@ -1881,6 +1881,7 @@ void rtl92c_phy_set_io(struct ieee80211_hw *hw)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 	struct rtl_phy *rtlphy = &(rtlpriv->phy);
+	struct dig_t dm_digtable = rtlpriv->dm_digtable;
 
 	RT_TRACE(rtlpriv, COMP_CMD, DBG_TRACE,
 		 "--->Cmd(%#x), set_io_inprogress(%d)\n",

drivers/net/wireless/rtlwifi/rtl8192ce/dm.h

@@ -86,40 +86,6 @@
 #define TX_POWER_NEAR_FIELD_THRESH_LVL2		74
 #define TX_POWER_NEAR_FIELD_THRESH_LVL1		67
 
-struct ps_t {
-	u8 pre_ccastate;
-	u8 cur_ccasate;
-	u8 pre_rfstate;
-	u8 cur_rfstate;
-	long rssi_val_min;
-};
-
-struct dig_t {
-	u8 dig_enable_flag;
-	u8 dig_ext_port_stage;
-	u32 rssi_lowthresh;
-	u32 rssi_highthresh;
-	u32 fa_lowthresh;
-	u32 fa_highthresh;
-	u8 cursta_connectctate;
-	u8 presta_connectstate;
-	u8 curmultista_connectstate;
-	u8 pre_igvalue;
-	u8 cur_igvalue;
-	char backoff_val;
-	char backoff_val_range_max;
-	char backoff_val_range_min;
-	u8 rx_gain_range_max;
-	u8 rx_gain_range_min;
-	u8 rssi_val_min;
-	u8 pre_cck_pd_state;
-	u8 cur_cck_pd_state;
-	u8 pre_cck_fa_state;
-	u8 cur_cck_fa_state;
-	u8 pre_ccastate;
-	u8 cur_ccasate;
-};
-
 struct swat_t {
 	u8 failure_cnt;
 	u8 try_flag;
@@ -184,7 +150,6 @@ enum dm_dig_connect_e {
 	DIG_CONNECT_MAX
 };
 
-extern struct dig_t dm_digtable;
 void rtl92c_dm_init(struct ieee80211_hw *hw);
 void rtl92c_dm_watchdog(struct ieee80211_hw *hw);
 void rtl92c_dm_write_dig(struct ieee80211_hw *hw);