Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless

Conflicts:
drivers/net/wireless/ath/ath9k/Kconfig
net/mac80211/iface.c

drivers/bcma/scan.c

···
 	{ BCMA_CORE_I2S, "I2S" },
 	{ BCMA_CORE_SDR_DDR1_MEM_CTL, "SDR/DDR1 Memory Controller" },
 	{ BCMA_CORE_SHIM, "SHIM" },
+	{ BCMA_CORE_PCIE2, "PCIe Gen2" },
+	{ BCMA_CORE_ARM_CR4, "ARM CR4" },
 	{ BCMA_CORE_DEFAULT, "Default" },
 };
 

drivers/bluetooth/Kconfig

···
 	  The core driver to support Marvell Bluetooth devices.
 
 	  This driver is required if you want to support
-	  Marvell Bluetooth devices, such as 8688/8787/8797.
+	  Marvell Bluetooth devices, such as 8688/8787/8797/8897.
 
 	  Say Y here to compile Marvell Bluetooth driver
 	  into the kernel or say M to compile it as module.
···
 	  The driver for Marvell Bluetooth chipsets with SDIO interface.
 
 	  This driver is required if you want to use Marvell Bluetooth
-	  devices with SDIO interface. Currently SD8688/SD8787/SD8797
+	  devices with SDIO interface. Currently SD8688/SD8787/SD8797/SD8897
 	  chipsets are supported.
 
 	  Say Y here to compile support for Marvell BT-over-SDIO driver

drivers/bluetooth/btmrvl_sdio.c

···
 	.io_port_2 = 0x7a,
 };
 
+static const struct btmrvl_sdio_card_reg btmrvl_reg_88xx = {
+	.cfg = 0x00,
+	.host_int_mask = 0x02,
+	.host_intstatus = 0x03,
+	.card_status = 0x50,
+	.sq_read_base_addr_a0 = 0x60,
+	.sq_read_base_addr_a1 = 0x61,
+	.card_revision = 0xbc,
+	.card_fw_status0 = 0xc0,
+	.card_fw_status1 = 0xc1,
+	.card_rx_len = 0xc2,
+	.card_rx_unit = 0xc3,
+	.io_port_0 = 0xd8,
+	.io_port_1 = 0xd9,
+	.io_port_2 = 0xda,
+};
+
 static const struct btmrvl_sdio_device btmrvl_sdio_sd8688 = {
 	.helper		= "mrvl/sd8688_helper.bin",
 	.firmware	= "mrvl/sd8688.bin",
···
 	.sd_blksz_fw_dl	= 256,
 };
 
+static const struct btmrvl_sdio_device btmrvl_sdio_sd8897 = {
+	.helper		= NULL,
+	.firmware	= "mrvl/sd8897_uapsta.bin",
+	.reg		= &btmrvl_reg_88xx,
+	.sd_blksz_fw_dl	= 256,
+};
+
 static const struct sdio_device_id btmrvl_sdio_ids[] = {
 	/* Marvell SD8688 Bluetooth device */
 	{ SDIO_DEVICE(SDIO_VENDOR_ID_MARVELL, 0x9105),
···
 	/* Marvell SD8797 Bluetooth device */
 	{ SDIO_DEVICE(SDIO_VENDOR_ID_MARVELL, 0x912A),
 			.driver_data = (unsigned long) &btmrvl_sdio_sd8797 },
+	/* Marvell SD8897 Bluetooth device */
+	{ SDIO_DEVICE(SDIO_VENDOR_ID_MARVELL, 0x912E),
+			.driver_data = (unsigned long) &btmrvl_sdio_sd8897 },
 
 	{ }	/* Terminating entry */
 };
···
 MODULE_FIRMWARE("mrvl/sd8688.bin");
 MODULE_FIRMWARE("mrvl/sd8787_uapsta.bin");
 MODULE_FIRMWARE("mrvl/sd8797_uapsta.bin");
+MODULE_FIRMWARE("mrvl/sd8897_uapsta.bin");

drivers/net/wireless/ath/ath9k/Kconfig

···
 
 config ATH9K
 	tristate "Atheros 802.11n wireless cards support"
-	depends on MAC80211
+	depends on MAC80211 && HAS_DMA
 	select ATH9K_HW
 	select MAC80211_LEDS
 	select LEDS_CLASS
···
 	  developed. At this point enabling this option won't do anything
 	  except increase code size.
 
-config ATH9K_RATE_CONTROL
+config ATH9K_LEGACY_RATE_CONTROL
 	bool "Atheros ath9k rate control"
 	depends on ATH9K
-	default y
+	default n
 	---help---
 	  Say Y, if you want to use the ath9k specific rate control
-	  module instead of minstrel_ht.
+	  module instead of minstrel_ht. Be warned that there are various
+	  issues with the ath9k RC and minstrel is a more robust algorithm.
+	  Note that even if this option is selected, "ath9k_rate_control"
+	  has to be passed to mac80211 using the module parameter,
+	  ieee80211_default_rc_algo.
 
 config ATH9K_HTC
        tristate "Atheros HTC based wireless cards support"

drivers/net/wireless/ath/ath9k/Makefile

···
 		antenna.o
 
 ath9k-$(CONFIG_ATH9K_BTCOEX_SUPPORT) += mci.o
-ath9k-$(CONFIG_ATH9K_RATE_CONTROL) += rc.o
+ath9k-$(CONFIG_ATH9K_LEGACY_RATE_CONTROL) += rc.o
 ath9k-$(CONFIG_ATH9K_PCI) += pci.o
 ath9k-$(CONFIG_ATH9K_AHB) += ahb.o
 ath9k-$(CONFIG_ATH9K_DEBUGFS) += debug.o

drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h

···
 	{0x0000a074, 0x00000000},
 	{0x0000a078, 0x00000000},
 	{0x0000a07c, 0x00000000},
-	{0x0000a080, 0x1a1a1a1a},
-	{0x0000a084, 0x1a1a1a1a},
-	{0x0000a088, 0x1a1a1a1a},
-	{0x0000a08c, 0x1a1a1a1a},
-	{0x0000a090, 0x171a1a1a},
+	{0x0000a080, 0x22222229},
+	{0x0000a084, 0x1d1d1d1d},
+	{0x0000a088, 0x1d1d1d1d},
+	{0x0000a08c, 0x1d1d1d1d},
+	{0x0000a090, 0x171d1d1d},
 	{0x0000a094, 0x11111717},
 	{0x0000a098, 0x00030311},
 	{0x0000a09c, 0x00000000},

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

···
 {
 	int i;
 
-	if (!AR_SREV_9462(ah) && !AR_SREV_9565(ah))
+	if (!AR_SREV_9462(ah) && !AR_SREV_9565(ah) && !AR_SREV_9485(ah))
 		return;
 
 	for (i = 0; i < AR9300_MAX_CHAINS; i++) {

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

···
 #define AR9300_BASE_ADDR 0x3ff
 #define AR9300_BASE_ADDR_512 0x1ff
 
-#define AR9300_OTP_BASE			(AR_SREV_9340(ah) ? 0x30000 : 0x14000)
-#define AR9300_OTP_STATUS		(AR_SREV_9340(ah) ? 0x30018 : 0x15f18)
+#define AR9300_OTP_BASE \
+		((AR_SREV_9340(ah) || AR_SREV_9550(ah)) ? 0x30000 : 0x14000)
+#define AR9300_OTP_STATUS \
+		((AR_SREV_9340(ah) || AR_SREV_9550(ah)) ? 0x30018 : 0x15f18)
 #define AR9300_OTP_STATUS_TYPE		0x7
 #define AR9300_OTP_STATUS_VALID		0x4
 #define AR9300_OTP_STATUS_ACCESS_BUSY	0x2
 #define AR9300_OTP_STATUS_SM_BUSY	0x1
-#define AR9300_OTP_READ_DATA		(AR_SREV_9340(ah) ? 0x3001c : 0x15f1c)
+#define AR9300_OTP_READ_DATA \
+		((AR_SREV_9340(ah) || AR_SREV_9550(ah)) ? 0x3001c : 0x15f1c)
 
 enum targetPowerHTRates {
 	HT_TARGET_RATE_0_8_16,

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

···
 	REG_RMW_FIELD(ah, AR_PHY_SPUR_REG,
 		      AR_PHY_SPUR_REG_EN_VIT_SPUR_RSSI, 1);
 
-	if (REG_READ_FIELD(ah, AR_PHY_MODE,
+	if (!AR_SREV_9340(ah) &&
+	    REG_READ_FIELD(ah, AR_PHY_MODE,
 			   AR_PHY_MODE_DYNAMIC) == 0x1)
 		REG_RMW_FIELD(ah, AR_PHY_SPUR_REG,
 			      AR_PHY_SPUR_REG_ENABLE_NF_RSSI_SPUR_MIT, 1);

drivers/net/wireless/ath/ath9k/ar9485_initvals.h

···
 	{0x0000a284, 0x00000000, 0x00000000, 0x000002a0, 0x000002a0},
 	{0x0000a288, 0x00000000, 0x00000000, 0x00000000, 0x00000000},
 	{0x0000a28c, 0x00000000, 0x00000000, 0x00000000, 0x00000000},
-	{0x0000a2c4, 0x00158d18, 0x00158d18, 0x00158d18, 0x00158d18},
+	{0x0000a2c4, 0x00158d18, 0x00158d18, 0x00058d18, 0x00058d18},
 	{0x0000a2d0, 0x00071981, 0x00071981, 0x00071982, 0x00071982},
 	{0x0000a2d8, 0xf999a83a, 0xf999a83a, 0xf999a83a, 0xf999a83a},
 	{0x0000a358, 0x00000000, 0x00000000, 0x00000000, 0x00000000},

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

···
 	int tidno;
 	int baw_head;   /* first un-acked tx buffer */
 	int baw_tail;   /* next unused tx buffer slot */
-	int sched;
-	int paused;
-	u8 state;
+	bool sched;
+	bool paused;
+	bool active;
 };
 
 struct ath_node {
···
 	struct dentry *node_stat;
 #endif
 };
-
-#define AGGR_CLEANUP         BIT(1)
-#define AGGR_ADDBA_COMPLETE  BIT(2)
-#define AGGR_ADDBA_PROGRESS  BIT(3)
 
 struct ath_tx_control {
 	struct ath_txq *txq;

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

···
 	WARN_ON(i != ATH9K_SSTATS_LEN);
 }
 
+void ath9k_deinit_debug(struct ath_softc *sc)
+{
+	if (config_enabled(CONFIG_ATH9K_DEBUGFS) && sc->rfs_chan_spec_scan) {
+		relay_close(sc->rfs_chan_spec_scan);
+		sc->rfs_chan_spec_scan = NULL;
+	}
+}
+
 int ath9k_init_debug(struct ath_hw *ah)
 {
 	struct ath_common *common = ath9k_hw_common(ah);

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

···
 };
 
 int ath9k_init_debug(struct ath_hw *ah);
+void ath9k_deinit_debug(struct ath_softc *sc);
 
 void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status);
 void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
···
 static inline int ath9k_init_debug(struct ath_hw *ah)
 {
 	return 0;
+}
+
+static inline void ath9k_deinit_debug(struct ath_softc *sc)
+{
 }
 
 static inline void ath_debug_stat_interrupt(struct ath_softc *sc,

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

···
 static inline void ath9k_hw_set_dma(struct ath_hw *ah)
 {
 	struct ath_common *common = ath9k_hw_common(ah);
+	int txbuf_size;
 
 	ENABLE_REGWRITE_BUFFER(ah);
 
···
 		 * So set the usable tx buf size also to half to
 		 * avoid data/delimiter underruns
 		 */
-		REG_WRITE(ah, AR_PCU_TXBUF_CTRL,
-			  AR_9285_PCU_TXBUF_CTRL_USABLE_SIZE);
-	} else if (!AR_SREV_9271(ah)) {
-		REG_WRITE(ah, AR_PCU_TXBUF_CTRL,
-			  AR_PCU_TXBUF_CTRL_USABLE_SIZE);
+		txbuf_size = AR_9285_PCU_TXBUF_CTRL_USABLE_SIZE;
+	} else if (AR_SREV_9340_13_OR_LATER(ah)) {
+		/* Uses fewer entries for AR934x v1.3+ to prevent rx overruns */
+		txbuf_size = AR_9340_PCU_TXBUF_CTRL_USABLE_SIZE;
+	} else {
+		txbuf_size = AR_PCU_TXBUF_CTRL_USABLE_SIZE;
 	}
+
+	if (!AR_SREV_9271(ah))
+		REG_WRITE(ah, AR_PCU_TXBUF_CTRL, txbuf_size);
 
 	REGWRITE_BUFFER_FLUSH(ah);
 
···
 			AR_RTC_RC_COLD_RESET | AR_RTC_RC_WARM_RESET;
 	} else {
 		tmpReg = REG_READ(ah, AR_INTR_SYNC_CAUSE);
-		if (tmpReg &
-		    (AR_INTR_SYNC_LOCAL_TIMEOUT |
-		     AR_INTR_SYNC_RADM_CPL_TIMEOUT)) {
+		if (AR_SREV_9340(ah))
+			tmpReg &= AR9340_INTR_SYNC_LOCAL_TIMEOUT;
+		else
+			tmpReg &= AR_INTR_SYNC_LOCAL_TIMEOUT |
+				  AR_INTR_SYNC_RADM_CPL_TIMEOUT;
+
+		if (tmpReg) {
 			u32 val;
 			REG_WRITE(ah, AR_INTR_SYNC_ENABLE, 0);
 

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

···
 	hw->wiphy->iface_combinations = if_comb;
 	hw->wiphy->n_iface_combinations = ARRAY_SIZE(if_comb);
 
-	if (AR_SREV_5416(sc->sc_ah))
-		hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
+	hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
 
 	hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN;
 	hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS;
···
 
 	sc->ant_rx = hw->wiphy->available_antennas_rx;
 	sc->ant_tx = hw->wiphy->available_antennas_tx;
-
-#ifdef CONFIG_ATH9K_RATE_CONTROL
-	hw->rate_control_algorithm = "ath9k_rate_control";
-#endif
 
 	if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ)
 		hw->wiphy->bands[IEEE80211_BAND_2GHZ] =
···
 	if (!ath_is_world_regd(reg)) {
 		error = regulatory_hint(hw->wiphy, reg->alpha2);
 		if (error)
-			goto unregister;
+			goto debug_cleanup;
 	}
 
 	ath_init_leds(sc);
···
 
 	return 0;
 
+debug_cleanup:
+	ath9k_deinit_debug(sc);
 unregister:
 	ieee80211_unregister_hw(hw);
 rx_cleanup:
···
 		sc->dfs_detector->exit(sc->dfs_detector);
 
 	ath9k_eeprom_release(sc);
-
-	if (config_enabled(CONFIG_ATH9K_DEBUGFS) && sc->rfs_chan_spec_scan) {
-		relay_close(sc->rfs_chan_spec_scan);
-		sc->rfs_chan_spec_scan = NULL;
-	}
 }
 
 void ath9k_deinit_device(struct ath_softc *sc)
···
 
 	ath9k_ps_restore(sc);
 
+	ath9k_deinit_debug(sc);
 	ieee80211_unregister_hw(hw);
 	ath_rx_cleanup(sc);
 	ath9k_deinit_softc(sc);

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

···
 
 	REG_WRITE(ah, AR_QMISC(q), AR_Q_MISC_DCU_EARLY_TERM_REQ);
 
-	if (AR_SREV_9340(ah))
+	if (AR_SREV_9340(ah) && !AR_SREV_9340_13_OR_LATER(ah))
 		REG_WRITE(ah, AR_DMISC(q),
 			  AR_D_MISC_CW_BKOFF_EN | AR_D_MISC_FRAG_WAIT_EN | 0x1);
 	else

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

···
 			      u16 tid, u16 *ssn, u8 buf_size)
 {
 	struct ath_softc *sc = hw->priv;
+	bool flush = false;
 	int ret = 0;
 
 	mutex_lock(&sc->mutex);
···
 			ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid);
 		ath9k_ps_restore(sc);
 		break;
-	case IEEE80211_AMPDU_TX_STOP_CONT:
 	case IEEE80211_AMPDU_TX_STOP_FLUSH:
 	case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
+		flush = true;
+	case IEEE80211_AMPDU_TX_STOP_CONT:
 		ath9k_ps_wakeup(sc);
 		ath_tx_aggr_stop(sc, sta, tid);
-		ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
+		if (!flush)
+			ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
 		ath9k_ps_restore(sc);
 		break;
 	case IEEE80211_AMPDU_TX_OPERATIONAL:

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

···
 		return false;
 
 	txtid = ATH_AN_2_TID(an, tidno);
-
-	if (!(txtid->state & (AGGR_ADDBA_COMPLETE | AGGR_ADDBA_PROGRESS)))
-			return true;
-	return false;
+	return !txtid->active;
 }
 
 

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

···
 }
 #endif
 
-#ifdef CONFIG_ATH9K_RATE_CONTROL
+#ifdef CONFIG_ATH9K_LEGACY_RATE_CONTROL
 int ath_rate_control_register(void);
 void ath_rate_control_unregister(void);
 #else

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

···
 #define AR_SREV_REVISION_9485_10	0
 #define AR_SREV_REVISION_9485_11        1
 #define AR_SREV_VERSION_9340		0x300
+#define AR_SREV_REVISION_9340_10	0
+#define AR_SREV_REVISION_9340_11	1
+#define AR_SREV_REVISION_9340_12	2
+#define AR_SREV_REVISION_9340_13	3
 #define AR_SREV_VERSION_9580		0x1C0
 #define AR_SREV_REVISION_9580_10	4 /* AR9580 1.0 */
 #define AR_SREV_VERSION_9462		0x280
···
 
 #define AR_SREV_9340(_ah) \
 	(((_ah)->hw_version.macVersion == AR_SREV_VERSION_9340))
+
+#define AR_SREV_9340_13_OR_LATER(_ah) \
+	(AR_SREV_9340((_ah)) && \
+	 ((_ah)->hw_version.macRev >= AR_SREV_REVISION_9340_13))
 
 #define AR_SREV_9285E_20(_ah) \
     (AR_SREV_9285_12_OR_LATER(_ah) && \
···
 				AR_INTR_SYNC_RADM_CPL_TIMEOUT |
 				AR_INTR_SYNC_LOCAL_TIMEOUT |
 				AR_INTR_SYNC_MAC_SLEEP_ACCESS),
+
+	AR9340_INTR_SYNC_LOCAL_TIMEOUT = 0x00000010,
 
 	AR_INTR_SYNC_SPURIOUS = 0xFFFFFFFF,
 
···
 #define AR_PCU_TXBUF_CTRL_SIZE_MASK     0x7FF
 #define AR_PCU_TXBUF_CTRL_USABLE_SIZE   0x700
 #define AR_9285_PCU_TXBUF_CTRL_USABLE_SIZE   0x380
+#define AR_9340_PCU_TXBUF_CTRL_USABLE_SIZE   0x500
 
 #define AR_PCU_MISC_MODE2               0x8344
 #define AR_PCU_MISC_MODE2_MGMT_CRYPTO_ENABLE           0x00000002

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

···
 	list_add_tail(&ac->list, &txq->axq_acq);
 }
 
-static void ath_tx_resume_tid(struct ath_softc *sc, struct ath_atx_tid *tid)
-{
-	struct ath_txq *txq = tid->ac->txq;
-
-	WARN_ON(!tid->paused);
-
-	ath_txq_lock(sc, txq);
-	tid->paused = false;
-
-	if (skb_queue_empty(&tid->buf_q))
-		goto unlock;
-
-	ath_tx_queue_tid(txq, tid);
-	ath_txq_schedule(sc, txq);
-unlock:
-	ath_txq_unlock_complete(sc, txq);
-}
-
 static struct ath_frame_info *get_frame_info(struct sk_buff *skb)
 {
 	struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
···
 			ath_set_rates(tid->an->vif, tid->an->sta, bf);
 			ath_tx_send_normal(sc, txq, NULL, skb);
 		}
-	}
-
-	if (tid->baw_head == tid->baw_tail) {
-		tid->state &= ~AGGR_ADDBA_COMPLETE;
-		tid->state &= ~AGGR_CLEANUP;
 	}
 
 	if (sendbar) {
···
 
 		list_add_tail(&bf->list, &bf_head);
 
-		if (fi->retries)
-			ath_tx_update_baw(sc, tid, bf->bf_state.seqno);
-
+		ath_tx_update_baw(sc, tid, bf->bf_state.seqno);
 		ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0);
 	}
 
···
 		tx_info = IEEE80211_SKB_CB(skb);
 		fi = get_frame_info(skb);
 
-		if (ATH_BA_ISSET(ba, ATH_BA_INDEX(seq_st, seqno))) {
+		if (!BAW_WITHIN(tid->seq_start, tid->baw_size, seqno)) {
+			/*
+			 * Outside of the current BlockAck window,
+			 * maybe part of a previous session
+			 */
+			txfail = 1;
+		} else if (ATH_BA_ISSET(ba, ATH_BA_INDEX(seq_st, seqno))) {
 			/* transmit completion, subframe is
 			 * acked by block ack */
 			acked_cnt++;
 		} else if (!isaggr && txok) {
 			/* transmit completion */
 			acked_cnt++;
-		} else if (tid->state & AGGR_CLEANUP) {
-			/*
-			 * cleanup in progress, just fail
-			 * the un-acked sub-frames
-			 */
-			txfail = 1;
 		} else if (flush) {
 			txpending = 1;
 		} else if (fi->retries < ATH_MAX_SW_RETRIES) {
···
 		if (bf_next != NULL || !bf_last->bf_stale)
 			list_move_tail(&bf->list, &bf_head);
 
-		if (!txpending || (tid->state & AGGR_CLEANUP)) {
+		if (!txpending) {
 			/*
 			 * complete the acked-ones/xretried ones; update
 			 * block-ack window
···
 		ath_txq_lock(sc, txq);
 	}
 
-	if (tid->state & AGGR_CLEANUP)
-		ath_tx_flush_tid(sc, tid);
-
 	rcu_read_unlock();
 
 	if (needreset)
···
 				  struct ath_tx_status *ts, struct ath_buf *bf,
 				  struct list_head *bf_head)
 {
+	struct ieee80211_tx_info *info;
 	bool txok, flush;
 
 	txok = !(ts->ts_status & ATH9K_TXERR_MASK);
···
 		txq->axq_ampdu_depth--;
 
 	if (!bf_isampdu(bf)) {
-		if (!flush)
+		if (!flush) {
+			info = IEEE80211_SKB_CB(bf->bf_mpdu);
+			memcpy(info->control.rates, bf->rates,
+			       sizeof(info->control.rates));
 			ath_tx_rc_status(sc, bf, ts, 1, txok ? 0 : 1, txok);
+		}
 		ath_tx_complete_buf(sc, bf, txq, bf_head, ts, txok);
 	} else
 		ath_tx_complete_aggr(sc, txq, bf, bf_head, ts, txok);
···
 
 	skb = bf->bf_mpdu;
 	tx_info = IEEE80211_SKB_CB(skb);
-	rates = tx_info->control.rates;
+	rates = bf->rates;
 
 	/*
 	 * Find the lowest frame length among the rate series that will have a
···
 	an = (struct ath_node *)sta->drv_priv;
 	txtid = ATH_AN_2_TID(an, tid);
 
-	if (txtid->state & (AGGR_CLEANUP | AGGR_ADDBA_COMPLETE))
-		return -EAGAIN;
-
 	/* update ampdu factor/density, they may have changed. This may happen
 	 * in HT IBSS when a beacon with HT-info is received after the station
 	 * has already been added.
···
 		an->mpdudensity = density;
 	}
 
-	txtid->state |= AGGR_ADDBA_PROGRESS;
+	txtid->active = true;
 	txtid->paused = true;
 	*ssn = txtid->seq_start = txtid->seq_next;
 	txtid->bar_index = -1;
···
 	struct ath_atx_tid *txtid = ATH_AN_2_TID(an, tid);
 	struct ath_txq *txq = txtid->ac->txq;
 
-	if (txtid->state & AGGR_CLEANUP)
-		return;
-
-	if (!(txtid->state & AGGR_ADDBA_COMPLETE)) {
-		txtid->state &= ~AGGR_ADDBA_PROGRESS;
-		return;
-	}
-
 	ath_txq_lock(sc, txq);
+	txtid->active = false;
 	txtid->paused = true;
-
-	/*
-	 * If frames are still being transmitted for this TID, they will be
-	 * cleaned up during tx completion. To prevent race conditions, this
-	 * TID can only be reused after all in-progress subframes have been
-	 * completed.
-	 */
-	if (txtid->baw_head != txtid->baw_tail)
-		txtid->state |= AGGR_CLEANUP;
-	else
-		txtid->state &= ~AGGR_ADDBA_COMPLETE;
-
 	ath_tx_flush_tid(sc, txtid);
 	ath_txq_unlock_complete(sc, txq);
 }
···
 	}
 }
 
-void ath_tx_aggr_resume(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid)
+void ath_tx_aggr_resume(struct ath_softc *sc, struct ieee80211_sta *sta,
+			u16 tidno)
 {
-	struct ath_atx_tid *txtid;
+	struct ath_atx_tid *tid;
 	struct ath_node *an;
+	struct ath_txq *txq;
 
 	an = (struct ath_node *)sta->drv_priv;
+	tid = ATH_AN_2_TID(an, tidno);
+	txq = tid->ac->txq;
 
-	txtid = ATH_AN_2_TID(an, tid);
-	txtid->baw_size = IEEE80211_MIN_AMPDU_BUF << sta->ht_cap.ampdu_factor;
-	txtid->state |= AGGR_ADDBA_COMPLETE;
-	txtid->state &= ~AGGR_ADDBA_PROGRESS;
-	ath_tx_resume_tid(sc, txtid);
+	ath_txq_lock(sc, txq);
+
+	tid->baw_size = IEEE80211_MIN_AMPDU_BUF << sta->ht_cap.ampdu_factor;
+	tid->paused = false;
+
+	if (!skb_queue_empty(&tid->buf_q)) {
+		ath_tx_queue_tid(txq, tid);
+		ath_txq_schedule(sc, txq);
+	}
+
+	ath_txq_unlock_complete(sc, txq);
 }
 
 /********************/
···
 		tid->baw_head  = tid->baw_tail = 0;
 		tid->sched     = false;
 		tid->paused    = false;
-		tid->state &= ~AGGR_CLEANUP;
+		tid->active	   = false;
 		__skb_queue_head_init(&tid->buf_q);
 		acno = TID_TO_WME_AC(tidno);
 		tid->ac = &an->ac[acno];
-		tid->state &= ~AGGR_ADDBA_COMPLETE;
-		tid->state &= ~AGGR_ADDBA_PROGRESS;
 	}
 
 	for (acno = 0, ac = &an->ac[acno];
···
 		}
 
 		ath_tid_drain(sc, txq, tid);
-		tid->state &= ~AGGR_ADDBA_COMPLETE;
-		tid->state &= ~AGGR_CLEANUP;
+		tid->active = false;
 
 		ath_txq_unlock(sc, txq);
 	}

drivers/net/wireless/atmel.c

···
 
 	netif_carrier_off(dev);
 
-	if (!proc_create_data("driver/atmel", 0, NULL, &atmel_proc_fops, priv));
+	if (!proc_create_data("driver/atmel", 0, NULL, &atmel_proc_fops, priv))
 		printk(KERN_WARNING "atmel: unable to create /proc entry.\n");
 
 	printk(KERN_INFO "%s: Atmel at76c50x. Version %d.%d. MAC %pM\n",

drivers/net/wireless/b43/main.c

···
 	for (i = 0; i < B43_NR_FWTYPES; i++) {
 		errmsg = ctx->errors[i];
 		if (strlen(errmsg))
-			b43err(dev->wl, errmsg);
+			b43err(dev->wl, "%s", errmsg);
 	}
 	b43_print_fw_helptext(dev->wl, 1);
 	goto out;

drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c

···
 #include "tracepoint.h"
 
 #define PKTFILTER_BUF_SIZE		128
-#define BRCMF_ARPOL_MODE		0xb	/* agent|snoop|peer_autoreply */
 #define BRCMF_DEFAULT_BCN_TIMEOUT	3
 #define BRCMF_DEFAULT_SCAN_CHANNEL_TIME	40
 #define BRCMF_DEFAULT_SCAN_UNASSOC_TIME	40
···
 		brcmf_err("BRCMF_C_SET_SCAN_UNASSOC_TIME error (%d)\n",
 			  err);
 		goto done;
-	}
-
-	/* Try to set and enable ARP offload feature, this may fail */
-	err = brcmf_fil_iovar_int_set(ifp, "arp_ol", BRCMF_ARPOL_MODE);
-	if (err) {
-		brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, err = %d\n",
-			  BRCMF_ARPOL_MODE, err);
-		err = 0;
-	} else {
-		err = brcmf_fil_iovar_int_set(ifp, "arpoe", 1);
-		if (err) {
-			brcmf_dbg(TRACE, "failed to enable ARP offload err = %d\n",
-				  err);
-			err = 0;
-		} else
-			brcmf_dbg(TRACE, "successfully enabled ARP offload to 0x%x\n",
-				  BRCMF_ARPOL_MODE);
 	}
 
 	/* Setup packet filter */

drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c

···
 
 	brcmf_dbg(INFO, "%s: Broadcom Dongle Host Driver\n", ndev->name);
 
+	ndev->destructor = free_netdev;
 	return 0;
 
 fail:
+	drvr->iflist[ifp->bssidx] = NULL;
 	ndev->netdev_ops = NULL;
+	free_netdev(ndev);
 	return -EBADE;
 }
 
···
 	return 0;
 
 fail:
+	ifp->drvr->iflist[ifp->bssidx] = NULL;
+	ndev->netdev_ops = NULL;
+	free_netdev(ndev);
 	return -EBADE;
 }
 
···
 	struct brcmf_if *ifp;
 
 	ifp = drvr->iflist[bssidx];
+	drvr->iflist[bssidx] = NULL;
 	if (!ifp) {
 		brcmf_err("Null interface, idx=%d\n", bssidx);
 		return;
···
 			cancel_work_sync(&ifp->setmacaddr_work);
 			cancel_work_sync(&ifp->multicast_work);
 		}
-
+		/* unregister will take care of freeing it */
 		unregister_netdev(ifp->ndev);
 		if (bssidx == 0)
 			brcmf_cfg80211_detach(drvr->config);
-		free_netdev(ifp->ndev);
 	} else {
 		kfree(ifp);
 	}
-	drvr->iflist[bssidx] = NULL;
 }
 
 int brcmf_attach(uint bus_hdrlen, struct device *dev)
···
 			brcmf_fws_del_interface(ifp);
 			brcmf_fws_deinit(drvr);
 		}
-		free_netdev(ifp->ndev);
-		drvr->iflist[0] = NULL;
 		if (p2p_ifp) {
 			free_netdev(p2p_ifp->ndev);
 			drvr->iflist[1] = NULL;
···
 		return ret;
 	}
 	if ((brcmf_p2p_enable) && (p2p_ifp))
-		brcmf_net_p2p_attach(p2p_ifp);
+		if (brcmf_net_p2p_attach(p2p_ifp) < 0)
+			brcmf_p2p_enable = 0;
 
 	return 0;
 }

drivers/net/wireless/brcm80211/brcmfmac/fweh.c

···
 			return;
 		brcmf_fws_add_interface(ifp);
 		if (!drvr->fweh.evt_handler[BRCMF_E_IF])
-			err = brcmf_net_attach(ifp, false);
+			if (brcmf_net_attach(ifp, false) < 0)
+				return;
 	}
 
 	if (ifevent->action == BRCMF_E_IF_CHANGE)

drivers/net/wireless/brcm80211/brcmfmac/fwil_types.h

···
 
 #define BRCMF_FIL_ACTION_FRAME_SIZE	1800
 
+/* ARP Offload feature flags for arp_ol iovar */
+#define BRCMF_ARP_OL_AGENT		0x00000001
+#define BRCMF_ARP_OL_SNOOP		0x00000002
+#define BRCMF_ARP_OL_HOST_AUTO_REPLY	0x00000004
+#define BRCMF_ARP_OL_PEER_AUTO_REPLY	0x00000008
+
 
 enum brcmf_fil_p2p_if_types {
 	BRCMF_FIL_P2P_IF_CLIENT,

drivers/net/wireless/brcm80211/brcmfmac/p2p.c

···
 #define IS_P2P_SOCIAL_CHANNEL(channel) ((channel == SOCIAL_CHAN_1) || \
 					 (channel == SOCIAL_CHAN_2) || \
 					 (channel == SOCIAL_CHAN_3))
+#define BRCMF_P2P_TEMP_CHAN	SOCIAL_CHAN_3
 #define SOCIAL_CHAN_CNT		3
 #define AF_PEER_SEARCH_CNT	2
 
···
 		err = brcmf_fil_iovar_int_set(pri_ifp, "p2p_disc", 1);
 		if (err < 0) {
 			brcmf_err("set p2p_disc error\n");
-			brcmf_free_vif(p2p_vif);
+			brcmf_free_vif(cfg, p2p_vif);
 			goto exit;
 		}
 		/* obtain bsscfg index for P2P discovery */
 		err = brcmf_fil_iovar_int_get(pri_ifp, "p2p_dev", &bssidx);
 		if (err < 0) {
 			brcmf_err("retrieving discover bsscfg index failed\n");
-			brcmf_free_vif(p2p_vif);
+			brcmf_free_vif(cfg, p2p_vif);
 			goto exit;
 		}
 		/* Verify that firmware uses same bssidx as driver !! */
 		if (p2p_ifp->bssidx != bssidx) {
 			brcmf_err("Incorrect bssidx=%d, compared to p2p_ifp->bssidx=%d\n",
 				  bssidx, p2p_ifp->bssidx);
-			brcmf_free_vif(p2p_vif);
+			brcmf_free_vif(cfg, p2p_vif);
 			goto exit;
 		}
 
···
 		brcmf_p2p_cancel_remain_on_channel(vif->ifp);
 		brcmf_p2p_deinit_discovery(p2p);
 		/* remove discovery interface */
-		brcmf_free_vif(vif);
+		brcmf_free_vif(p2p->cfg, vif);
 		p2p->bss_idx[P2PAPI_BSSCFG_DEVICE].vif = NULL;
 	}
 	/* just set it all to zero */
···
 					   u16 *chanspec)
 {
 	struct brcmf_if *ifp;
-	struct brcmf_fil_chan_info_le ci;
+	u8 mac_addr[ETH_ALEN];
 	struct brcmu_chan ch;
-	s32 err;
+	struct brcmf_bss_info_le *bi;
+	u8 *buf;
 
 	ifp = p2p->bss_idx[P2PAPI_BSSCFG_PRIMARY].vif->ifp;
 
-	ch.chnum = 11;
-
-	err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_CHANNEL, &ci, sizeof(ci));
-	if (!err)
-		ch.chnum = le32_to_cpu(ci.hw_channel);
+	if (brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSSID, mac_addr,
+				   ETH_ALEN) == 0) {
+		buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL);
+		if (buf != NULL) {
+			*(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX);
+			if (brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO,
+						   buf, WL_BSS_INFO_MAX) == 0) {
+				bi = (struct brcmf_bss_info_le *)(buf + 4);
+				*chanspec = le16_to_cpu(bi->chanspec);
+				kfree(buf);
+				return;
+			}
+			kfree(buf);
+		}
+	}
+	/* Use default channel for P2P */
+	ch.chnum = BRCMF_P2P_TEMP_CHAN;
 	ch.bw = BRCMU_CHAN_BW_20;
 	p2p->cfg->d11inf.encchspec(&ch);
 	*chanspec = ch.chspec;
···
 	return &p2p_vif->wdev;
 
 fail:
-	brcmf_free_vif(p2p_vif);
+	brcmf_free_vif(p2p->cfg, p2p_vif);
 	return ERR_PTR(err);
 }
 
···
  *
  * @vif: virtual interface object to delete.
  */
-static void brcmf_p2p_delete_p2pdev(struct brcmf_cfg80211_vif *vif)
+static void brcmf_p2p_delete_p2pdev(struct brcmf_cfg80211_info *cfg,
+				    struct brcmf_cfg80211_vif *vif)
 {
-	struct brcmf_p2p_info *p2p = &vif->ifp->drvr->config->p2p;
-
 	cfg80211_unregister_wdev(&vif->wdev);
-	p2p->bss_idx[P2PAPI_BSSCFG_DEVICE].vif = NULL;
-	brcmf_free_vif(vif);
+	cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif = NULL;
+	brcmf_free_vif(cfg, vif);
+}
+
+/**
+ * brcmf_p2p_free_p2p_if() - free up net device related data.
+ *
+ * @ndev: net device that needs to be freed.
+ */
+static void brcmf_p2p_free_p2p_if(struct net_device *ndev)
+{
+	struct brcmf_cfg80211_info *cfg;
+	struct brcmf_cfg80211_vif *vif;
+	struct brcmf_if *ifp;
+
+	ifp = netdev_priv(ndev);
+	cfg = ifp->drvr->config;
+	vif = ifp->vif;
+
+	brcmf_free_vif(cfg, vif);
+	free_netdev(ifp->ndev);
 }
 
 /**
···
 		brcmf_err("Registering netdevice failed\n");
 		goto fail;
 	}
+	/* override destructor */
+	ifp->ndev->destructor = brcmf_p2p_free_p2p_if;
+
 	cfg->p2p.bss_idx[P2PAPI_BSSCFG_CONNECTION].vif = vif;
 	/* Disable firmware roaming for P2P interface  */
 	brcmf_fil_iovar_int_set(ifp, "roam_off", 1);
···
 	return &ifp->vif->wdev;
 
 fail:
-	brcmf_free_vif(vif);
+	brcmf_free_vif(cfg, vif);
 	return ERR_PTR(err);
 }
 
···
 		break;
 
 	case NL80211_IFTYPE_P2P_DEVICE:
-		brcmf_p2p_delete_p2pdev(vif);
+		brcmf_p2p_delete_p2pdev(cfg, vif);
 		return 0;
 	default:
 		return -ENOTSUPP;
···
 			err = 0;
 	}
 	brcmf_cfg80211_arm_vif_event(cfg, NULL);
-	brcmf_free_vif(vif);
 	p2p->bss_idx[P2PAPI_BSSCFG_CONNECTION].vif = NULL;
 
 	return err;

drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c

···
 	return err;
 }
 
+static s32
+brcmf_configure_arp_offload(struct brcmf_if *ifp, bool enable)
+{
+	s32 err;
+	u32 mode;
+
+	if (enable)
+		mode = BRCMF_ARP_OL_AGENT | BRCMF_ARP_OL_PEER_AUTO_REPLY;
+	else
+		mode = 0;
+
+	/* Try to set and enable ARP offload feature, this may fail, then it  */
+	/* is simply not supported and err 0 will be returned                 */
+	err = brcmf_fil_iovar_int_set(ifp, "arp_ol", mode);
+	if (err) {
+		brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, err = %d\n",
+			  mode, err);
+		err = 0;
+	} else {
+		err = brcmf_fil_iovar_int_set(ifp, "arpoe", enable);
+		if (err) {
+			brcmf_dbg(TRACE, "failed to configure (%d) ARP offload err = %d\n",
+				  enable, err);
+			err = 0;
+		} else
+			brcmf_dbg(TRACE, "successfully configured (%d) ARP offload to 0x%x\n",
+				  enable, mode);
+	}
+
+	return err;
+}
+
 static struct wireless_dev *brcmf_cfg80211_add_iface(struct wiphy *wiphy,
 						     const char *name,
 						     enum nl80211_iftype type,
···
 	}
 
 	pm = enabled ? PM_FAST : PM_OFF;
+	/* Do not enable the power save after assoc if it is a p2p interface */
+	if (ifp->vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) {
+		brcmf_dbg(INFO, "Do not enable power save for P2P clients\n");
+		pm = PM_OFF;
+	}
 	brcmf_dbg(INFO, "power save %s\n", (pm ? "enabled" : "disabled"));
 
 	err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm);
···
 }
 
 static s32
+brcmf_cfg80211_set_channel(struct brcmf_cfg80211_info *cfg,
+			   struct brcmf_if *ifp,
+			   struct ieee80211_channel *channel)
+{
+	u16 chanspec;
+	s32 err;
+
+	brcmf_dbg(TRACE, "band=%d, center_freq=%d\n", channel->band,
+		  channel->center_freq);
+
+	chanspec = channel_to_chanspec(&cfg->d11inf, channel);
+	err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec);
+
+	return err;
+}
+
+static s32
 brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev,
 			struct cfg80211_ap_settings *settings)
 {
 	s32 ie_offset;
+	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct brcmf_if *ifp = netdev_priv(ndev);
 	struct brcmf_tlv *ssid_ie;
 	struct brcmf_ssid_le ssid_le;
···
 	}
 
 	brcmf_set_mpc(ifp, 0);
+	brcmf_configure_arp_offload(ifp, false);
 
 	/* find the RSN_IE */
 	rsn_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail,
···
 	}
 
 	brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon);
+
+	err = brcmf_cfg80211_set_channel(cfg, ifp, settings->chandef.chan);
+	if (err < 0) {
+		brcmf_err("Set Channel failed, %d\n", err);
+		goto exit;
+	}
 
 	if (settings->beacon_interval) {
 		err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD,
···
 	set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state);
 
 exit:
-	if (err)
+	if (err) {
 		brcmf_set_mpc(ifp, 1);
+		brcmf_configure_arp_offload(ifp, true);
+	}
 	return err;
 }
 
···
 			brcmf_err("bss_enable config failed %d\n", err);
 	}
 	brcmf_set_mpc(ifp, 1);
+	brcmf_configure_arp_offload(ifp, true);
 	set_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state);
 	clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state);
 
···
 		.types = BIT(NL80211_IFTYPE_P2P_CLIENT) |
 			 BIT(NL80211_IFTYPE_P2P_GO)
 	},
+	{
+		.max = 1,
+		.types = BIT(NL80211_IFTYPE_P2P_DEVICE)
+	}
 };
 static const struct ieee80211_iface_combination brcmf_iface_combos[] = {
 	{
 		 .max_interfaces = BRCMF_IFACE_MAX_CNT,
-		 .num_different_channels = 1, /* no multi-channel for now */
+		 .num_different_channels = 2,
 		 .n_limits = ARRAY_SIZE(brcmf_iface_limits),
 		 .limits = brcmf_iface_limits
 	}
···
 				 BIT(NL80211_IFTYPE_ADHOC) |
 				 BIT(NL80211_IFTYPE_AP) |
 				 BIT(NL80211_IFTYPE_P2P_CLIENT) |
-				 BIT(NL80211_IFTYPE_P2P_GO);
+				 BIT(NL80211_IFTYPE_P2P_GO) |
+				 BIT(NL80211_IFTYPE_P2P_DEVICE);
 	wiphy->iface_combinations = brcmf_iface_combos;
 	wiphy->n_iface_combinations = ARRAY_SIZE(brcmf_iface_combos);
 	wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz;
···
 	return vif;
 }
 
-void brcmf_free_vif(struct brcmf_cfg80211_vif *vif)
+void brcmf_free_vif(struct brcmf_cfg80211_info *cfg,
+		    struct brcmf_cfg80211_vif *vif)
 {
-	struct brcmf_cfg80211_info *cfg;
-	struct wiphy *wiphy;
-
-	wiphy = vif->wdev.wiphy;
-	cfg = wiphy_priv(wiphy);
 	list_del(&vif->list);
 	cfg->vif_cnt--;
 
 	kfree(vif);
 	if (!cfg->vif_cnt) {
-		wiphy_unregister(wiphy);
-		wiphy_free(wiphy);
+		wiphy_unregister(cfg->wiphy);
+		wiphy_free(cfg->wiphy);
 	}
 }
 
···
 		return 0;
 
 	case BRCMF_E_IF_DEL:
-		ifp->vif = NULL;
 		mutex_unlock(&event->vif_event_lock);
 		/* event may not be upon user request */
 		if (brcmf_cfg80211_vif_event_armed(cfg))
···
 	wl_deinit_priv(cfg);
 
 cfg80211_attach_out:
-	brcmf_free_vif(vif);
-	wiphy_free(wiphy);
+	brcmf_free_vif(cfg, vif);
 	return NULL;
 }
 
···
 	wl_deinit_priv(cfg);
 	brcmf_btcoex_detach(cfg);
 	list_for_each_entry_safe(vif, tmp, &cfg->vif_list, list) {
-		brcmf_free_vif(vif);
+		brcmf_free_vif(cfg, vif);
 	}
 }
 
···
 	err = brcmf_dongle_probecap(cfg);
 	if (err)
 		goto default_conf_out;
+
+	brcmf_configure_arp_offload(ifp, true);
 
 	cfg->dongle_up = true;
 default_conf_out:

drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h

···
 struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg,
 					   enum nl80211_iftype type,
 					   bool pm_block);
-void brcmf_free_vif(struct brcmf_cfg80211_vif *vif);
+void brcmf_free_vif(struct brcmf_cfg80211_info *cfg,
+	            struct brcmf_cfg80211_vif *vif);
 
 s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag,
 			  const u8 *vndr_ie_buf, u32 vndr_ie_len);

drivers/net/wireless/iwlegacy/common.c

···
 }
 EXPORT_SYMBOL(il_setup_rx_scan_handlers);
 
-inline u16
+u16
 il_get_active_dwell_time(struct il_priv *il, enum ieee80211_band band,
 			 u8 n_probes)
 {

drivers/net/wireless/iwlegacy/common.h

···
 __le32 il_add_beacon_time(struct il_priv *il, u32 base, u32 addon,
 			  u32 beacon_interval);
 
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 extern const struct dev_pm_ops il_pm_ops;
 
 #define IL_LEGACY_PM_OPS	(&il_pm_ops)
 
-#else /* !CONFIG_PM */
+#else /* !CONFIG_PM_SLEEP */
 
 #define IL_LEGACY_PM_OPS	NULL
 
-#endif /* !CONFIG_PM */
+#endif /* !CONFIG_PM_SLEEP */
 
 /*****************************************************
 *  Error Handling Debugging

drivers/net/wireless/mwifiex/debugfs.c

···
 static struct dentry *mwifiex_dfs_dir;
 
 static char *bss_modes[] = {
-	"Unknown",
-	"Ad-hoc",
-	"Managed",
-	"Auto"
+	"UNSPECIFIED",
+	"ADHOC",
+	"STATION",
+	"AP",
+	"AP_VLAN",
+	"WDS",
+	"MONITOR",
+	"MESH_POINT",
+	"P2P_CLIENT",
+	"P2P_GO",
+	"P2P_DEVICE",
 };
 
 /* size/addr for mwifiex_debug_info */
···
 	p += sprintf(p, "driver_version = %s", fmt);
 	p += sprintf(p, "\nverext = %s", priv->version_str);
 	p += sprintf(p, "\ninterface_name=\"%s\"\n", netdev->name);
-	p += sprintf(p, "bss_mode=\"%s\"\n", bss_modes[info.bss_mode]);
+
+	if (info.bss_mode >= ARRAY_SIZE(bss_modes))
+		p += sprintf(p, "bss_mode=\"%d\"\n", info.bss_mode);
+	else
+		p += sprintf(p, "bss_mode=\"%s\"\n", bss_modes[info.bss_mode]);
+
 	p += sprintf(p, "media_state=\"%s\"\n",
 		     (!priv->media_connected ? "Disconnected" : "Connected"));
 	p += sprintf(p, "mac_address=\"%pM\"\n", netdev->dev_addr);

drivers/net/wireless/rtlwifi/pci.c

···
 				 "can't alloc skb for rx\n");
 			goto done;
 		}
+		kmemleak_not_leak(new_skb);
 
 		pci_unmap_single(rtlpci->pdev,
 				 *((dma_addr_t *) skb->cb),

drivers/net/wireless/rtlwifi/rtl8188ee/trx.h

···
 	 rxmcs == DESC92C_RATE11M)
 
 struct phy_rx_agc_info_t {
-	#if __LITTLE_ENDIAN
+	#ifdef __LITTLE_ENDIAN
 		u8	gain:7, trsw:1;
 	#else
 		u8	trsw:1, gain:7;
···
 	u8	stream_target_csi[2];
 	u8	sig_evm;
 	u8	rsvd_3;
-#if __LITTLE_ENDIAN
+#ifdef __LITTLE_ENDIAN
 	u8	antsel_rx_keep_2:1;	/*ex_intf_flg:1;*/
 	u8	sgi_en:1;
 	u8	rxsc:2;

drivers/net/wireless/rtlwifi/rtl8192cu/hw.c

···
 	}
 }
 
-void rtl92cu_update_hal_rate_table(struct ieee80211_hw *hw,
-				   struct ieee80211_sta *sta,
-				   u8 rssi_level)
+static void rtl92cu_update_hal_rate_table(struct ieee80211_hw *hw,
+					  struct ieee80211_sta *sta)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 	struct rtl_phy *rtlphy = &(rtlpriv->phy);
 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
-	u32 ratr_value = (u32) mac->basic_rates;
-	u8 *mcsrate = mac->mcs;
+	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
+	u32 ratr_value;
 	u8 ratr_index = 0;
 	u8 nmode = mac->ht_enable;
-	u8 mimo_ps = 1;
-	u16 shortgi_rate = 0;
-	u32 tmp_ratr_value = 0;
+	u8 mimo_ps = IEEE80211_SMPS_OFF;
+	u16 shortgi_rate;
+	u32 tmp_ratr_value;
 	u8 curtxbw_40mhz = mac->bw_40;
-	u8 curshortgi_40mhz = mac->sgi_40;
-	u8 curshortgi_20mhz = mac->sgi_20;
+	u8 curshortgi_40mhz = (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40) ?
+			       1 : 0;
+	u8 curshortgi_20mhz = (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) ?
+			       1 : 0;
 	enum wireless_mode wirelessmode = mac->mode;
 
-	ratr_value |= ((*(u16 *) (mcsrate))) << 12;
+	if (rtlhal->current_bandtype == BAND_ON_5G)
+		ratr_value = sta->supp_rates[1] << 4;
+	else
+		ratr_value = sta->supp_rates[0];
+	if (mac->opmode == NL80211_IFTYPE_ADHOC)
+		ratr_value = 0xfff;
+
+	ratr_value |= (sta->ht_cap.mcs.rx_mask[1] << 20 |
+			sta->ht_cap.mcs.rx_mask[0] << 12);
 	switch (wirelessmode) {
 	case WIRELESS_MODE_B:
 		if (ratr_value & 0x0000000c)
···
 	case WIRELESS_MODE_N_24G:
 	case WIRELESS_MODE_N_5G:
 		nmode = 1;
-		if (mimo_ps == 0) {
+		if (mimo_ps == IEEE80211_SMPS_STATIC) {
 			ratr_value &= 0x0007F005;
 		} else {
 			u32 ratr_mask;
···
 				ratr_mask = 0x000ff005;
 			else
 				ratr_mask = 0x0f0ff005;
-			if (curtxbw_40mhz)
-				ratr_mask |= 0x00000010;
+
 			ratr_value &= ratr_mask;
 		}
 		break;
···
 			ratr_value &= 0x000ff0ff;
 		else
 			ratr_value &= 0x0f0ff0ff;
+
 		break;
 	}
+
 	ratr_value &= 0x0FFFFFFF;
-	if (nmode && ((curtxbw_40mhz && curshortgi_40mhz) ||
-	    (!curtxbw_40mhz && curshortgi_20mhz))) {
+
+	if (nmode && ((curtxbw_40mhz &&
+			 curshortgi_40mhz) || (!curtxbw_40mhz &&
+					       curshortgi_20mhz))) {
+
 		ratr_value |= 0x10000000;
 		tmp_ratr_value = (ratr_value >> 12);
+
 		for (shortgi_rate = 15; shortgi_rate > 0; shortgi_rate--) {
 			if ((1 << shortgi_rate) & tmp_ratr_value)
 				break;
 		}
+
 		shortgi_rate = (shortgi_rate << 12) | (shortgi_rate << 8) |
-			       (shortgi_rate << 4) | (shortgi_rate);
+		    (shortgi_rate << 4) | (shortgi_rate);
 	}
+
 	rtl_write_dword(rtlpriv, REG_ARFR0 + ratr_index * 4, ratr_value);
+
+	RT_TRACE(rtlpriv, COMP_RATR, DBG_DMESG, "%x\n",
+		 rtl_read_dword(rtlpriv, REG_ARFR0));
 }
 
-void rtl92cu_update_hal_rate_mask(struct ieee80211_hw *hw, u8 rssi_level)
+static void rtl92cu_update_hal_rate_mask(struct ieee80211_hw *hw,
+					 struct ieee80211_sta *sta,
+					 u8 rssi_level)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 	struct rtl_phy *rtlphy = &(rtlpriv->phy);
 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
-	u32 ratr_bitmap = (u32) mac->basic_rates;
-	u8 *p_mcsrate = mac->mcs;
-	u8 ratr_index = 0;
-	u8 curtxbw_40mhz = mac->bw_40;
-	u8 curshortgi_40mhz = mac->sgi_40;
-	u8 curshortgi_20mhz = mac->sgi_20;
-	enum wireless_mode wirelessmode = mac->mode;
+	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
+	struct rtl_sta_info *sta_entry = NULL;
+	u32 ratr_bitmap;
+	u8 ratr_index;
+	u8 curtxbw_40mhz = (sta->bandwidth >= IEEE80211_STA_RX_BW_40) ? 1 : 0;
+	u8 curshortgi_40mhz = curtxbw_40mhz &&
+			      (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40) ?
+				1 : 0;
+	u8 curshortgi_20mhz = (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) ?
+				1 : 0;
+	enum wireless_mode wirelessmode = 0;
 	bool shortgi = false;
 	u8 rate_mask[5];
 	u8 macid = 0;
-	u8 mimops = 1;
+	u8 mimo_ps = IEEE80211_SMPS_OFF;
 
-	ratr_bitmap |= (p_mcsrate[1] << 20) | (p_mcsrate[0] << 12);
+	sta_entry = (struct rtl_sta_info *) sta->drv_priv;
+	wirelessmode = sta_entry->wireless_mode;
+	if (mac->opmode == NL80211_IFTYPE_STATION ||
+	    mac->opmode == NL80211_IFTYPE_MESH_POINT)
+		curtxbw_40mhz = mac->bw_40;
+	else if (mac->opmode == NL80211_IFTYPE_AP ||
+		mac->opmode == NL80211_IFTYPE_ADHOC)
+		macid = sta->aid + 1;
+
+	if (rtlhal->current_bandtype == BAND_ON_5G)
+		ratr_bitmap = sta->supp_rates[1] << 4;
+	else
+		ratr_bitmap = sta->supp_rates[0];
+	if (mac->opmode == NL80211_IFTYPE_ADHOC)
+		ratr_bitmap = 0xfff;
+	ratr_bitmap |= (sta->ht_cap.mcs.rx_mask[1] << 20 |
+			sta->ht_cap.mcs.rx_mask[0] << 12);
 	switch (wirelessmode) {
 	case WIRELESS_MODE_B:
 		ratr_index = RATR_INX_WIRELESS_B;
···
 		break;
 	case WIRELESS_MODE_G:
 		ratr_index = RATR_INX_WIRELESS_GB;
+
 		if (rssi_level == 1)
 			ratr_bitmap &= 0x00000f00;
 		else if (rssi_level == 2)
···
 	case WIRELESS_MODE_N_24G:
 	case WIRELESS_MODE_N_5G:
 		ratr_index = RATR_INX_WIRELESS_NGB;
-		if (mimops == 0) {
+
+		if (mimo_ps == IEEE80211_SMPS_STATIC) {
 			if (rssi_level == 1)
 				ratr_bitmap &= 0x00070000;
 			else if (rssi_level == 2)
···
 				}
 			}
 		}
+
 		if ((curtxbw_40mhz && curshortgi_40mhz) ||
 		    (!curtxbw_40mhz && curshortgi_20mhz)) {
+
 			if (macid == 0)
 				shortgi = true;
 			else if (macid == 1)
···
 		break;
 	default:
 		ratr_index = RATR_INX_WIRELESS_NGB;
+
 		if (rtlphy->rf_type == RF_1T2R)
 			ratr_bitmap &= 0x000ff0ff;
 		else
 			ratr_bitmap &= 0x0f0ff0ff;
 		break;
 	}
-	RT_TRACE(rtlpriv, COMP_RATR, DBG_DMESG, "ratr_bitmap :%x\n",
-		 ratr_bitmap);
-	*(u32 *)&rate_mask = ((ratr_bitmap & 0x0fffffff) |
-				      ratr_index << 28);
+	sta_entry->ratr_index = ratr_index;
+
+	RT_TRACE(rtlpriv, COMP_RATR, DBG_DMESG,
+		 "ratr_bitmap :%x\n", ratr_bitmap);
+	*(u32 *)&rate_mask = (ratr_bitmap & 0x0fffffff) |
+				     (ratr_index << 28);
 	rate_mask[4] = macid | (shortgi ? 0x20 : 0x00) | 0x80;
 	RT_TRACE(rtlpriv, COMP_RATR, DBG_DMESG,
 		 "Rate_index:%x, ratr_val:%x, %5phC\n",
 		 ratr_index, ratr_bitmap, rate_mask);
-	rtl92c_fill_h2c_cmd(hw, H2C_RA_MASK, 5, rate_mask);
+	memcpy(rtlpriv->rate_mask, rate_mask, 5);
+	/* rtl92c_fill_h2c_cmd() does USB I/O and will result in a
+	 * "scheduled while atomic" if called directly */
+	schedule_work(&rtlpriv->works.fill_h2c_cmd);
+
+	if (macid != 0)
+		sta_entry->ratr_index = ratr_index;
+}
+
+void rtl92cu_update_hal_rate_tbl(struct ieee80211_hw *hw,
+				 struct ieee80211_sta *sta,
+				 u8 rssi_level)
+{
+	struct rtl_priv *rtlpriv = rtl_priv(hw);
+
+	if (rtlpriv->dm.useramask)
+		rtl92cu_update_hal_rate_mask(hw, sta, rssi_level);
+	else
+		rtl92cu_update_hal_rate_table(hw, sta);
 }
 
 void rtl92cu_update_channel_access_setting(struct ieee80211_hw *hw)

drivers/net/wireless/rtlwifi/rtl8192cu/hw.h

···
 				   u32 add_msr, u32 rm_msr);
 void rtl92cu_get_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val);
 void rtl92cu_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val);
-void rtl92cu_update_hal_rate_table(struct ieee80211_hw *hw,
-				   struct ieee80211_sta *sta,
-				   u8 rssi_level);
-void rtl92cu_update_hal_rate_mask(struct ieee80211_hw *hw, u8 rssi_level);
 
 void rtl92cu_update_channel_access_setting(struct ieee80211_hw *hw);
 bool rtl92cu_gpio_radio_on_off_checking(struct ieee80211_hw *hw, u8 * valid);

drivers/net/wireless/rtlwifi/rtl8192cu/mac.c

···
 				macaddr = cam_const_broad;
 				entry_id = key_index;
 			} else {
+				if (mac->opmode == NL80211_IFTYPE_AP ||
+				    mac->opmode == NL80211_IFTYPE_MESH_POINT) {
+					entry_id = rtl_cam_get_free_entry(hw,
+								 p_macaddr);
+					if (entry_id >=  TOTAL_CAM_ENTRY) {
+						RT_TRACE(rtlpriv, COMP_SEC,
+							 DBG_EMERG,
+							 "Can not find free hw security cam entry\n");
+						return;
+					}
+				} else {
+					entry_id = CAM_PAIRWISE_KEY_POSITION;
+				}
+
 				key_index = PAIRWISE_KEYIDX;
-				entry_id = CAM_PAIRWISE_KEY_POSITION;
 				is_pairwise = true;
 			}
 		}
 		if (rtlpriv->sec.key_len[key_index] == 0) {
 			RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
 				 "delete one entry\n");
+			if (mac->opmode == NL80211_IFTYPE_AP ||
+			    mac->opmode == NL80211_IFTYPE_MESH_POINT)
+				rtl_cam_del_entry(hw, p_macaddr);
 			rtl_cam_delete_one_entry(hw, p_macaddr, entry_id);
 		} else {
 			RT_TRACE(rtlpriv, COMP_SEC, DBG_LOUD,

drivers/net/wireless/rtlwifi/rtl8192cu/sw.c

···
 	.update_interrupt_mask = rtl92cu_update_interrupt_mask,
 	.get_hw_reg = rtl92cu_get_hw_reg,
 	.set_hw_reg = rtl92cu_set_hw_reg,
-	.update_rate_tbl = rtl92cu_update_hal_rate_table,
-	.update_rate_mask = rtl92cu_update_hal_rate_mask,
+	.update_rate_tbl = rtl92cu_update_hal_rate_tbl,
 	.fill_tx_desc = rtl92cu_tx_fill_desc,
 	.fill_fake_txdesc = rtl92cu_fill_fake_txdesc,
 	.fill_tx_cmddesc = rtl92cu_tx_fill_cmddesc,
···
 	.phy_lc_calibrate = _rtl92cu_phy_lc_calibrate,
 	.phy_set_bw_mode_callback = rtl92cu_phy_set_bw_mode_callback,
 	.dm_dynamic_txpower = rtl92cu_dm_dynamic_txpower,
+	.fill_h2c_cmd = rtl92c_fill_h2c_cmd,
 };
 
 static struct rtl_mod_params rtl92cu_mod_params = {
···
 	{RTL_USB_DEVICE(0x07aa, 0x0056, rtl92cu_hal_cfg)}, /*ATKK-Gemtek*/
 	{RTL_USB_DEVICE(0x07b8, 0x8178, rtl92cu_hal_cfg)}, /*Funai -Abocom*/
 	{RTL_USB_DEVICE(0x0846, 0x9021, rtl92cu_hal_cfg)}, /*Netgear-Sercomm*/
+	{RTL_USB_DEVICE(0x0846, 0xf001, rtl92cu_hal_cfg)}, /*On Netwrks N300MA*/
 	{RTL_USB_DEVICE(0x0b05, 0x17ab, rtl92cu_hal_cfg)}, /*ASUS-Edimax*/
 	{RTL_USB_DEVICE(0x0bda, 0x8186, rtl92cu_hal_cfg)}, /*Realtek 92CE-VAU*/
 	{RTL_USB_DEVICE(0x0df6, 0x0061, rtl92cu_hal_cfg)}, /*Sitecom-Edimax*/

drivers/net/wireless/rtlwifi/rtl8192cu/sw.h

···
 u32 rtl92cu_phy_query_rf_reg(struct ieee80211_hw *hw,
 			    enum radio_path rfpath, u32 regaddr, u32 bitmask);
 void rtl92cu_phy_set_bw_mode_callback(struct ieee80211_hw *hw);
+void rtl92cu_update_hal_rate_tbl(struct ieee80211_hw *hw,
+				 struct ieee80211_sta *sta,
+				 u8 rssi_level);
 
 #endif

drivers/net/wireless/rtlwifi/usb.c

···
 
 	/* should after adapter start and interrupt enable. */
 	set_hal_stop(rtlhal);
+	cancel_work_sync(&rtlpriv->works.fill_h2c_cmd);
 	/* Enable software */
 	SET_USB_STOP(rtlusb);
 	rtl_usb_deinit(hw);
···
 	return false;
 }
 
+static void rtl_fill_h2c_cmd_work_callback(struct work_struct *work)
+{
+	struct rtl_works *rtlworks =
+	    container_of(work, struct rtl_works, fill_h2c_cmd);
+	struct ieee80211_hw *hw = rtlworks->hw;
+	struct rtl_priv *rtlpriv = rtl_priv(hw);
+
+	rtlpriv->cfg->ops->fill_h2c_cmd(hw, H2C_RA_MASK, 5, rtlpriv->rate_mask);
+}
+
 static struct rtl_intf_ops rtl_usb_ops = {
 	.adapter_start = rtl_usb_start,
 	.adapter_stop = rtl_usb_stop,
···
 
 	/* this spin lock must be initialized early */
 	spin_lock_init(&rtlpriv->locks.usb_lock);
+	INIT_WORK(&rtlpriv->works.fill_h2c_cmd,
+		  rtl_fill_h2c_cmd_work_callback);
 
 	rtlpriv->usb_data_index = 0;
 	init_completion(&rtlpriv->firmware_loading_complete);

drivers/net/wireless/rtlwifi/wifi.h

···
 	void (*bt_wifi_media_status_notify) (struct ieee80211_hw *hw,
 					     bool mstate);
 	void (*bt_coex_off_before_lps) (struct ieee80211_hw *hw);
+	void (*fill_h2c_cmd) (struct ieee80211_hw *hw, u8 element_id,
+			      u32 cmd_len, u8 *p_cmdbuffer);
 };
 
 struct rtl_intf_ops {
···
 	struct delayed_work fwevt_wq;
 
 	struct work_struct lps_change_work;
+	struct work_struct fill_h2c_cmd;
 };
 
 struct rtl_debug {
···
 		};
 	};
 	bool enter_ps;	/* true when entering PS */
+	u8 rate_mask[5];
 
 	/*This must be the last item so
 	   that it points to the data allocated

drivers/net/wireless/ti/wl12xx/scan.c

···
 	memcpy(cmd->channels_2, cmd_channels->channels_2,
 	       sizeof(cmd->channels_2));
 	memcpy(cmd->channels_5, cmd_channels->channels_5,
-	       sizeof(cmd->channels_2));
+	       sizeof(cmd->channels_5));
 	/* channels_4 are not supported, so no need to copy them */
 }
 

drivers/net/wireless/ti/wl12xx/wl12xx.h

···
 #define WL127X_IFTYPE_SR_VER	3
 #define WL127X_MAJOR_SR_VER	10
 #define WL127X_SUBTYPE_SR_VER	WLCORE_FW_VER_IGNORE
-#define WL127X_MINOR_SR_VER	115
+#define WL127X_MINOR_SR_VER	133
 /* minimum multi-role FW version for wl127x */
 #define WL127X_IFTYPE_MR_VER	5
 #define WL127X_MAJOR_MR_VER	7
 #define WL127X_SUBTYPE_MR_VER	WLCORE_FW_VER_IGNORE
-#define WL127X_MINOR_MR_VER	115
+#define WL127X_MINOR_MR_VER	42
 
 /* FW chip version for wl128x */
 #define WL128X_CHIP_VER		7
···
 #define WL128X_IFTYPE_SR_VER	3
 #define WL128X_MAJOR_SR_VER	10
 #define WL128X_SUBTYPE_SR_VER	WLCORE_FW_VER_IGNORE
-#define WL128X_MINOR_SR_VER	115
+#define WL128X_MINOR_SR_VER	133
 /* minimum multi-role FW version for wl128x */
 #define WL128X_IFTYPE_MR_VER	5
 #define WL128X_MAJOR_MR_VER	7

drivers/net/wireless/ti/wl18xx/scan.c

···
 	memcpy(cmd->channels_2, cmd_channels->channels_2,
 	       sizeof(cmd->channels_2));
 	memcpy(cmd->channels_5, cmd_channels->channels_5,
-	       sizeof(cmd->channels_2));
+	       sizeof(cmd->channels_5));
 	/* channels_4 are not supported, so no need to copy them */
 }
 

drivers/nfc/Kconfig

···
 
 config NFC_MEI_PHY
 	tristate "MEI bus NFC device support"
-	depends on INTEL_MEI_BUS_NFC && NFC_HCI
+	depends on INTEL_MEI && NFC_HCI
 	help
 	  This adds support to use an mei bus nfc device. Select this if you
 	  will use an HCI NFC driver for an NFC chip connected behind an

drivers/nfc/mei_phy.c

···
                 return r;
 	}
 
+	r = mei_cl_register_event_cb(phy->device, nfc_mei_event_cb, phy);
+	if (r) {
+		pr_err("MEY_PHY: Event cb registration failed\n");
+		mei_cl_disable_device(phy->device);
+		phy->powered = 0;
+
+		return r;
+	}
+
 	phy->powered = 1;
 
 	return 0;

drivers/nfc/microread/mei.c

···
 		return -ENOMEM;
 	}
 
-	r = mei_cl_register_event_cb(device, nfc_mei_event_cb, phy);
-	if (r) {
-		pr_err(MICROREAD_DRIVER_NAME ": event cb registration failed\n");
-		goto err_out;
-	}
-
 	r = microread_probe(phy, &mei_phy_ops, LLC_NOP_NAME,
 			    MEI_NFC_HEADER_SIZE, 0, MEI_NFC_MAX_HCI_PAYLOAD,
 			    &phy->hdev);
-	if (r < 0)
-		goto err_out;
+	if (r < 0) {
+		nfc_mei_phy_free(phy);
+
+		return r;
+	}
 
 	return 0;
-
-err_out:
-	nfc_mei_phy_free(phy);
-
-	return r;
 }
 
 static int microread_mei_remove(struct mei_cl_device *device)
···
 	pr_info("Removing microread\n");
 
 	microread_remove(phy->hdev);
-
-	nfc_mei_phy_disable(phy);
 
 	nfc_mei_phy_free(phy);
 

drivers/nfc/pn544/mei.c

···
 		return -ENOMEM;
 	}
 
-	r = mei_cl_register_event_cb(device, nfc_mei_event_cb, phy);
-	if (r) {
-		pr_err(PN544_DRIVER_NAME ": event cb registration failed\n");
-		goto err_out;
-	}
-
 	r = pn544_hci_probe(phy, &mei_phy_ops, LLC_NOP_NAME,
 			    MEI_NFC_HEADER_SIZE, 0, MEI_NFC_MAX_HCI_PAYLOAD,
 			    &phy->hdev);
-	if (r < 0)
-		goto err_out;
+	if (r < 0) {
+		nfc_mei_phy_free(phy);
+
+		return r;
+	}
 
 	return 0;
-
-err_out:
-	nfc_mei_phy_free(phy);
-
-	return r;
 }
 
 static int pn544_mei_remove(struct mei_cl_device *device)
···
 	pr_info("Removing pn544\n");
 
 	pn544_hci_remove(phy->hdev);
-
-	nfc_mei_phy_disable(phy);
 
 	nfc_mei_phy_free(phy);
 

include/linux/bcma/bcma.h

···
 #define BCMA_CORE_I2S			0x834
 #define BCMA_CORE_SDR_DDR1_MEM_CTL	0x835	/* SDR/DDR1 memory controller core */
 #define BCMA_CORE_SHIM			0x837	/* SHIM component in ubus/6362 */
-#define BCMA_CORE_ARM_CR4		0x83e
+#define BCMA_CORE_PHY_AC		0x83B
+#define BCMA_CORE_PCIE2			0x83C	/* PCI Express Gen2 */
+#define BCMA_CORE_USB30_DEV		0x83D
+#define BCMA_CORE_ARM_CR4		0x83E
 #define BCMA_CORE_DEFAULT		0xFFF
 
 #define BCMA_MAX_NR_CORES		16

include/net/bluetooth/hci_core.h

···
 int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len);
 int mgmt_index_added(struct hci_dev *hdev);
 int mgmt_index_removed(struct hci_dev *hdev);
+int mgmt_set_powered_failed(struct hci_dev *hdev, int err);
 int mgmt_powered(struct hci_dev *hdev, u8 powered);
 int mgmt_discoverable(struct hci_dev *hdev, u8 discoverable);
 int mgmt_connectable(struct hci_dev *hdev, u8 connectable);

include/net/bluetooth/mgmt.h

···
 #define MGMT_STATUS_NOT_POWERED		0x0f
 #define MGMT_STATUS_CANCELLED		0x10
 #define MGMT_STATUS_INVALID_INDEX	0x11
+#define MGMT_STATUS_RFKILLED		0x12
 
 struct mgmt_hdr {
 	__le16	opcode;

net/bluetooth/hci_core.c

···
 static void hci_power_on(struct work_struct *work)
 {
 	struct hci_dev *hdev = container_of(work, struct hci_dev, power_on);
+	int err;
 
 	BT_DBG("%s", hdev->name);
 
-	if (hci_dev_open(hdev->id) < 0)
+	err = hci_dev_open(hdev->id);
+	if (err < 0) {
+		mgmt_set_powered_failed(hdev, err);
 		return;
+	}
 
 	if (test_bit(HCI_AUTO_OFF, &hdev->dev_flags))
 		queue_delayed_work(hdev->req_workqueue, &hdev->power_off,

net/bluetooth/l2cap_core.c

···
 }
 
 static inline int l2cap_command_rej(struct l2cap_conn *conn,
-				    struct l2cap_cmd_hdr *cmd, u8 *data)
+				    struct l2cap_cmd_hdr *cmd, u16 cmd_len,
+				    u8 *data)
 {
 	struct l2cap_cmd_rej_unk *rej = (struct l2cap_cmd_rej_unk *) data;
+
+	if (cmd_len < sizeof(*rej))
+		return -EPROTO;
 
 	if (rej->reason != L2CAP_REJ_NOT_UNDERSTOOD)
 		return 0;
···
 }
 
 static int l2cap_connect_req(struct l2cap_conn *conn,
-			     struct l2cap_cmd_hdr *cmd, u8 *data)
+			     struct l2cap_cmd_hdr *cmd, u16 cmd_len, u8 *data)
 {
 	struct hci_dev *hdev = conn->hcon->hdev;
 	struct hci_conn *hcon = conn->hcon;
+
+	if (cmd_len < sizeof(struct l2cap_conn_req))
+		return -EPROTO;
 
 	hci_dev_lock(hdev);
 	if (test_bit(HCI_MGMT, &hdev->dev_flags) &&
···
 }
 
 static int l2cap_connect_create_rsp(struct l2cap_conn *conn,
-				    struct l2cap_cmd_hdr *cmd, u8 *data)
+				    struct l2cap_cmd_hdr *cmd, u16 cmd_len,
+				    u8 *data)
 {
 	struct l2cap_conn_rsp *rsp = (struct l2cap_conn_rsp *) data;
 	u16 scid, dcid, result, status;
 	struct l2cap_chan *chan;
 	u8 req[128];
 	int err;
+
+	if (cmd_len < sizeof(*rsp))
+		return -EPROTO;
 
 	scid   = __le16_to_cpu(rsp->scid);
 	dcid   = __le16_to_cpu(rsp->dcid);
···
 	struct l2cap_chan *chan;
 	int len, err = 0;
 
+	if (cmd_len < sizeof(*req))
+		return -EPROTO;
+
 	dcid  = __le16_to_cpu(req->dcid);
 	flags = __le16_to_cpu(req->flags);
 
···
 
 	/* Reject if config buffer is too small. */
 	len = cmd_len - sizeof(*req);
-	if (len < 0 || chan->conf_len + len > sizeof(chan->conf_req)) {
+	if (chan->conf_len + len > sizeof(chan->conf_req)) {
 		l2cap_send_cmd(conn, cmd->ident, L2CAP_CONF_RSP,
 			       l2cap_build_conf_rsp(chan, rsp,
 			       L2CAP_CONF_REJECT, flags), rsp);
···
 }
 
 static inline int l2cap_config_rsp(struct l2cap_conn *conn,
-				   struct l2cap_cmd_hdr *cmd, u8 *data)
+				   struct l2cap_cmd_hdr *cmd, u16 cmd_len,
+				   u8 *data)
 {
 	struct l2cap_conf_rsp *rsp = (struct l2cap_conf_rsp *)data;
 	u16 scid, flags, result;
 	struct l2cap_chan *chan;
-	int len = le16_to_cpu(cmd->len) - sizeof(*rsp);
+	int len = cmd_len - sizeof(*rsp);
 	int err = 0;
+
+	if (cmd_len < sizeof(*rsp))
+		return -EPROTO;
 
 	scid   = __le16_to_cpu(rsp->scid);
 	flags  = __le16_to_cpu(rsp->flags);
···
 }
 
 static inline int l2cap_disconnect_req(struct l2cap_conn *conn,
-				       struct l2cap_cmd_hdr *cmd, u8 *data)
+				       struct l2cap_cmd_hdr *cmd, u16 cmd_len,
+				       u8 *data)
 {
 	struct l2cap_disconn_req *req = (struct l2cap_disconn_req *) data;
 	struct l2cap_disconn_rsp rsp;
 	u16 dcid, scid;
 	struct l2cap_chan *chan;
 	struct sock *sk;
+
+	if (cmd_len != sizeof(*req))
+		return -EPROTO;
 
 	scid = __le16_to_cpu(req->scid);
 	dcid = __le16_to_cpu(req->dcid);
···
 }
 
 static inline int l2cap_disconnect_rsp(struct l2cap_conn *conn,
-				       struct l2cap_cmd_hdr *cmd, u8 *data)
+				       struct l2cap_cmd_hdr *cmd, u16 cmd_len,
+				       u8 *data)
 {
 	struct l2cap_disconn_rsp *rsp = (struct l2cap_disconn_rsp *) data;
 	u16 dcid, scid;
 	struct l2cap_chan *chan;
+
+	if (cmd_len != sizeof(*rsp))
+		return -EPROTO;
 
 	scid = __le16_to_cpu(rsp->scid);
 	dcid = __le16_to_cpu(rsp->dcid);
···
 }
 
 static inline int l2cap_information_req(struct l2cap_conn *conn,
-					struct l2cap_cmd_hdr *cmd, u8 *data)
+					struct l2cap_cmd_hdr *cmd, u16 cmd_len,
+					u8 *data)
 {
 	struct l2cap_info_req *req = (struct l2cap_info_req *) data;
 	u16 type;
+
+	if (cmd_len != sizeof(*req))
+		return -EPROTO;
 
 	type = __le16_to_cpu(req->type);
 
···
 }
 
 static inline int l2cap_information_rsp(struct l2cap_conn *conn,
-					struct l2cap_cmd_hdr *cmd, u8 *data)
+					struct l2cap_cmd_hdr *cmd, u16 cmd_len,
+					u8 *data)
 {
 	struct l2cap_info_rsp *rsp = (struct l2cap_info_rsp *) data;
 	u16 type, result;
+
+	if (cmd_len != sizeof(*rsp))
+		return -EPROTO;
 
 	type   = __le16_to_cpu(rsp->type);
 	result = __le16_to_cpu(rsp->result);
···
 
 	switch (cmd->code) {
 	case L2CAP_COMMAND_REJ:
-		l2cap_command_rej(conn, cmd, data);
+		l2cap_command_rej(conn, cmd, cmd_len, data);
 		break;
 
 	case L2CAP_CONN_REQ:
-		err = l2cap_connect_req(conn, cmd, data);
+		err = l2cap_connect_req(conn, cmd, cmd_len, data);
 		break;
 
 	case L2CAP_CONN_RSP:
 	case L2CAP_CREATE_CHAN_RSP:
-		err = l2cap_connect_create_rsp(conn, cmd, data);
+		err = l2cap_connect_create_rsp(conn, cmd, cmd_len, data);
 		break;
 
 	case L2CAP_CONF_REQ:
···
 		break;
 
 	case L2CAP_CONF_RSP:
-		err = l2cap_config_rsp(conn, cmd, data);
+		err = l2cap_config_rsp(conn, cmd, cmd_len, data);
 		break;
 
 	case L2CAP_DISCONN_REQ:
-		err = l2cap_disconnect_req(conn, cmd, data);
+		err = l2cap_disconnect_req(conn, cmd, cmd_len, data);
 		break;
 
 	case L2CAP_DISCONN_RSP:
-		err = l2cap_disconnect_rsp(conn, cmd, data);
+		err = l2cap_disconnect_rsp(conn, cmd, cmd_len, data);
 		break;
 
 	case L2CAP_ECHO_REQ:
···
 		break;
 
 	case L2CAP_INFO_REQ:
-		err = l2cap_information_req(conn, cmd, data);
+		err = l2cap_information_req(conn, cmd, cmd_len, data);
 		break;
 
 	case L2CAP_INFO_RSP:
-		err = l2cap_information_rsp(conn, cmd, data);
+		err = l2cap_information_rsp(conn, cmd, cmd_len, data);
 		break;
 
 	case L2CAP_CREATE_CHAN_REQ:

net/bluetooth/mgmt.c

···
 		break;
 
 	case DISCOV_TYPE_LE:
-		if (!lmp_host_le_capable(hdev)) {
+		if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) {
 			err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY,
 					 MGMT_STATUS_NOT_SUPPORTED);
 			mgmt_pending_remove(cmd);
···
 
 	if (match.sk)
 		sock_put(match.sk);
+
+	return err;
+}
+
+int mgmt_set_powered_failed(struct hci_dev *hdev, int err)
+{
+	struct pending_cmd *cmd;
+	u8 status;
+
+	cmd = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev);
+	if (!cmd)
+		return -ENOENT;
+
+	if (err == -ERFKILL)
+		status = MGMT_STATUS_RFKILLED;
+	else
+		status = MGMT_STATUS_FAILED;
+
+	err = cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_POWERED, status);
+
+	mgmt_pending_remove(cmd);
 
 	return err;
 }

net/bluetooth/smp.c

···
 
 	BT_DBG("conn %p hcon %p level 0x%2.2x", conn, hcon, sec_level);
 
-	if (!lmp_host_le_capable(hcon->hdev))
+	if (!test_bit(HCI_LE_ENABLED, &hcon->hdev->dev_flags))
 		return 1;
 
 	if (sec_level == BT_SECURITY_LOW)
···
 	__u8 reason;
 	int err = 0;
 
-	if (!lmp_host_le_capable(conn->hcon->hdev)) {
+	if (!test_bit(HCI_LE_ENABLED, &conn->hcon->hdev->dev_flags)) {
 		err = -ENOTSUPP;
 		reason = SMP_PAIRING_NOTSUPP;
 		goto done;

net/mac80211/iface.c

···
 	return 0;
 }
 
-static int ieee80211_verify_mac(struct ieee80211_local *local, u8 *addr,
+static int ieee80211_verify_mac(struct ieee80211_sub_if_data *sdata, u8 *addr,
 				bool check_dup)
 {
-	struct ieee80211_sub_if_data *sdata;
+	struct ieee80211_local *local = sdata->local;
+	struct ieee80211_sub_if_data *iter;
 	u64 new, mask, tmp;
 	u8 *m;
 	int ret = 0;
···
 		return ret;
 
 	mutex_lock(&local->iflist_mtx);
-	list_for_each_entry(sdata, &local->interfaces, list) {
-		if (sdata->vif.type == NL80211_IFTYPE_MONITOR &&
-		    !(sdata->u.mntr_flags & MONITOR_FLAG_ACTIVE))
+	list_for_each_entry(iter, &local->interfaces, list) {
+		if (iter == sdata)
 			continue;
 
-		m = sdata->vif.addr;
+		if (iter->vif.type == NL80211_IFTYPE_MONITOR &&
+		    !(iter->u.mntr_flags & MONITOR_FLAG_ACTIVE))
+			continue;
+
+		m = iter->vif.addr;
 		tmp =	((u64)m[0] << 5*8) | ((u64)m[1] << 4*8) |
 			((u64)m[2] << 3*8) | ((u64)m[3] << 2*8) |
 			((u64)m[4] << 1*8) | ((u64)m[5] << 0*8);
···
 	    !(sdata->u.mntr_flags & MONITOR_FLAG_ACTIVE))
 		check_dup = false;
 
-	ret = ieee80211_verify_mac(sdata->local, sa->sa_data, check_dup);
+	ret = ieee80211_verify_mac(sdata, sa->sa_data, check_dup);
 	if (ret)
 		return ret;
 
···
 			break;
 		}
 
+		/*
+		 * Pick address of existing interface in case user changed
+		 * MAC address manually, default to perm_addr.
+		 */
 		m = local->hw.wiphy->perm_addr;
+		list_for_each_entry(sdata, &local->interfaces, list) {
+			if (sdata->vif.type == NL80211_IFTYPE_MONITOR)
+				continue;
+			m = sdata->vif.addr;
+			break;
+		}
 		start = ((u64)m[0] << 5*8) | ((u64)m[1] << 4*8) |
 			((u64)m[2] << 3*8) | ((u64)m[3] << 2*8) |
 			((u64)m[4] << 1*8) | ((u64)m[5] << 0*8);

net/nfc/Makefile

···
 obj-$(CONFIG_NFC) += nfc.o
 obj-$(CONFIG_NFC_NCI) += nci/
 obj-$(CONFIG_NFC_HCI) += hci/
-#obj-$(CONFIG_NFC_LLCP) += llcp/
 
 nfc-objs := core.o netlink.o af_nfc.o rawsock.o llcp_core.o llcp_commands.o \
 		llcp_sock.o