From b4b7ff4b08e691656c9d77c758fc355833128ac0 Mon Sep 17 00:00:00 2001
From: André Fabian Silva Delgado <emulatorman@parabola.nu>
Date: Wed, 20 Jan 2016 14:01:31 -0300
Subject: Linux-libre 4.4-gnu

---
 drivers/net/wireless/brcm80211/brcmfmac/bcdc.c     |  28 +--
 drivers/net/wireless/brcm80211/brcmfmac/btcoex.c   |   4 +-
 drivers/net/wireless/brcm80211/brcmfmac/bus.h      |  21 ++
 drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c | 279 +++++++++++----------
 drivers/net/wireless/brcm80211/brcmfmac/cfg80211.h |   6 +-
 drivers/net/wireless/brcm80211/brcmfmac/chip.c     | 130 +++++++++-
 drivers/net/wireless/brcm80211/brcmfmac/chip.h     |   1 +
 drivers/net/wireless/brcm80211/brcmfmac/common.h   |   3 +
 drivers/net/wireless/brcm80211/brcmfmac/core.c     | 179 ++++++++-----
 drivers/net/wireless/brcm80211/brcmfmac/core.h     |  21 +-
 drivers/net/wireless/brcm80211/brcmfmac/debug.c    |  42 +++-
 drivers/net/wireless/brcm80211/brcmfmac/debug.h    |  11 +-
 drivers/net/wireless/brcm80211/brcmfmac/feature.c  |  15 +-
 drivers/net/wireless/brcm80211/brcmfmac/firmware.c |   2 +-
 drivers/net/wireless/brcm80211/brcmfmac/flowring.c |   2 +-
 drivers/net/wireless/brcm80211/brcmfmac/flowring.h |   2 +-
 drivers/net/wireless/brcm80211/brcmfmac/fweh.c     |  42 ++--
 drivers/net/wireless/brcm80211/brcmfmac/fweh.h     |   3 +
 drivers/net/wireless/brcm80211/brcmfmac/fwil.h     |   1 +
 .../net/wireless/brcm80211/brcmfmac/fwil_types.h   |  13 +
 drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c |  57 ++---
 drivers/net/wireless/brcm80211/brcmfmac/fwsignal.h |   3 +-
 drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c   |  15 +-
 drivers/net/wireless/brcm80211/brcmfmac/p2p.c      | 145 +++++------
 drivers/net/wireless/brcm80211/brcmfmac/p2p.h      |   5 +-
 drivers/net/wireless/brcm80211/brcmfmac/pcie.c     | 170 +++++++++++--
 drivers/net/wireless/brcm80211/brcmfmac/proto.h    |  18 +-
 drivers/net/wireless/brcm80211/brcmfmac/sdio.c     |  55 +++-
 drivers/net/wireless/brcm80211/brcmfmac/usb.c      |  29 ++-
 29 files changed, 872 insertions(+), 430 deletions(-)

(limited to 'drivers/net/wireless/brcm80211/brcmfmac')

diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcdc.c b/drivers/net/wireless/brcm80211/brcmfmac/bcdc.c
index 8e0e91c4a..288c84e7c 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/bcdc.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/bcdc.c
@@ -272,10 +272,11 @@ brcmf_proto_bcdc_hdrpush(struct brcmf_pub *drvr, int ifidx, u8 offset,
 }
 
 static int
-brcmf_proto_bcdc_hdrpull(struct brcmf_pub *drvr, bool do_fws, u8 *ifidx,
-			 struct sk_buff *pktbuf)
+brcmf_proto_bcdc_hdrpull(struct brcmf_pub *drvr, bool do_fws,
+			 struct sk_buff *pktbuf, struct brcmf_if **ifp)
 {
 	struct brcmf_proto_bcdc_header *h;
+	struct brcmf_if *tmp_if;
 
 	brcmf_dbg(BCDC, "Enter\n");
 
@@ -289,30 +290,21 @@ brcmf_proto_bcdc_hdrpull(struct brcmf_pub *drvr, bool do_fws, u8 *ifidx,
 	trace_brcmf_bcdchdr(pktbuf->data);
 	h = (struct brcmf_proto_bcdc_header *)(pktbuf->data);
 
-	*ifidx = BCDC_GET_IF_IDX(h);
-	if (*ifidx >= BRCMF_MAX_IFS) {
-		brcmf_err("rx data ifnum out of range (%d)\n", *ifidx);
+	tmp_if = brcmf_get_ifp(drvr, BCDC_GET_IF_IDX(h));
+	if (!tmp_if) {
+		brcmf_dbg(INFO, "no matching ifp found\n");
 		return -EBADE;
 	}
-	/* The ifidx is the idx to map to matching netdev/ifp. When receiving
-	 * events this is easy because it contains the bssidx which maps
-	 * 1-on-1 to the netdev/ifp. But for data frames the ifidx is rcvd.
-	 * bssidx 1 is used for p2p0 and no data can be received or
-	 * transmitted on it. Therefor bssidx is ifidx + 1 if ifidx > 0
-	 */
-	if (*ifidx)
-		(*ifidx)++;
-
 	if (((h->flags & BCDC_FLAG_VER_MASK) >> BCDC_FLAG_VER_SHIFT) !=
 	    BCDC_PROTO_VER) {
 		brcmf_err("%s: non-BCDC packet received, flags 0x%x\n",
-			  brcmf_ifname(drvr, *ifidx), h->flags);
+			  brcmf_ifname(drvr, tmp_if->ifidx), h->flags);
 		return -EBADE;
 	}
 
 	if (h->flags & BCDC_FLAG_SUM_GOOD) {
 		brcmf_dbg(BCDC, "%s: BDC rcv, good checksum, flags 0x%x\n",
-			  brcmf_ifname(drvr, *ifidx), h->flags);
+			  brcmf_ifname(drvr, tmp_if->ifidx), h->flags);
 		pktbuf->ip_summed = CHECKSUM_UNNECESSARY;
 	}
 
@@ -320,12 +312,14 @@ brcmf_proto_bcdc_hdrpull(struct brcmf_pub *drvr, bool do_fws, u8 *ifidx,
 
 	skb_pull(pktbuf, BCDC_HEADER_LEN);
 	if (do_fws)
-		brcmf_fws_hdrpull(drvr, *ifidx, h->data_offset << 2, pktbuf);
+		brcmf_fws_hdrpull(tmp_if, h->data_offset << 2, pktbuf);
 	else
 		skb_pull(pktbuf, h->data_offset << 2);
 
 	if (pktbuf->len == 0)
 		return -ENODATA;
+
+	*ifp = tmp_if;
 	return 0;
 }
 
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/btcoex.c b/drivers/net/wireless/brcm80211/brcmfmac/btcoex.c
index 044516399..4e33f96b3 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/btcoex.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/btcoex.c
@@ -149,7 +149,7 @@ static s32 brcmf_btcoex_params_read(struct brcmf_if *ifp, u32 addr, u32 *data)
 static void brcmf_btcoex_boost_wifi(struct brcmf_btcoex_info *btci,
 				    bool trump_sco)
 {
-	struct brcmf_if *ifp = btci->cfg->pub->iflist[0];
+	struct brcmf_if *ifp = brcmf_get_ifp(btci->cfg->pub, 0);
 
 	if (trump_sco && !btci->saved_regs_part2) {
 		/* this should reduce eSCO agressive
@@ -468,7 +468,7 @@ int brcmf_btcoex_set_mode(struct brcmf_cfg80211_vif *vif,
 {
 	struct brcmf_cfg80211_info *cfg = wiphy_priv(vif->wdev.wiphy);
 	struct brcmf_btcoex_info *btci = cfg->btcoex;
-	struct brcmf_if *ifp = cfg->pub->iflist[0];
+	struct brcmf_if *ifp = brcmf_get_ifp(cfg->pub, 0);
 
 	switch (mode) {
 	case BRCMF_BTCOEX_DISABLED:
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bus.h b/drivers/net/wireless/brcm80211/brcmfmac/bus.h
index 89e6a4dc1..230cad788 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/bus.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/bus.h
@@ -65,6 +65,8 @@ struct brcmf_bus_dcmd {
  * @rxctl: receive a control response message from dongle.
  * @gettxq: obtain a reference of bus transmit queue (optional).
  * @wowl_config: specify if dongle is configured for wowl when going to suspend
+ * @get_ramsize: obtain size of device memory.
+ * @get_memdump: obtain device memory dump in provided buffer.
  *
  * This structure provides an abstract interface towards the
  * bus specific driver. For control messages to common driver
@@ -79,6 +81,8 @@ struct brcmf_bus_ops {
 	int (*rxctl)(struct device *dev, unsigned char *msg, uint len);
 	struct pktq * (*gettxq)(struct device *dev);
 	void (*wowl_config)(struct device *dev, bool enabled);
+	size_t (*get_ramsize)(struct device *dev);
+	int (*get_memdump)(struct device *dev, void *data, size_t len);
 };
 
 
@@ -185,6 +189,23 @@ void brcmf_bus_wowl_config(struct brcmf_bus *bus, bool enabled)
 		bus->ops->wowl_config(bus->dev, enabled);
 }
 
+static inline size_t brcmf_bus_get_ramsize(struct brcmf_bus *bus)
+{
+	if (!bus->ops->get_ramsize)
+		return 0;
+
+	return bus->ops->get_ramsize(bus->dev);
+}
+
+static inline
+int brcmf_bus_get_memdump(struct brcmf_bus *bus, void *data, size_t len)
+{
+	if (!bus->ops->get_memdump)
+		return -EOPNOTSUPP;
+
+	return bus->ops->get_memdump(bus->dev, data, len);
+}
+
 /*
  * interface functions from common layer
  */
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c
index a293275c1..deb5f78dc 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c
@@ -236,89 +236,6 @@ static int brcmf_roamoff;
 module_param_named(roamoff, brcmf_roamoff, int, S_IRUSR);
 MODULE_PARM_DESC(roamoff, "do not use internal roaming engine");
 
-/* Quarter dBm units to mW
- * Table starts at QDBM_OFFSET, so the first entry is mW for qdBm=153
- * Table is offset so the last entry is largest mW value that fits in
- * a u16.
- */
-
-#define QDBM_OFFSET 153		/* Offset for first entry */
-#define QDBM_TABLE_LEN 40	/* Table size */
-
-/* Smallest mW value that will round up to the first table entry, QDBM_OFFSET.
- * Value is ( mW(QDBM_OFFSET - 1) + mW(QDBM_OFFSET) ) / 2
- */
-#define QDBM_TABLE_LOW_BOUND 6493	/* Low bound */
-
-/* Largest mW value that will round down to the last table entry,
- * QDBM_OFFSET + QDBM_TABLE_LEN-1.
- * Value is ( mW(QDBM_OFFSET + QDBM_TABLE_LEN - 1) +
- * mW(QDBM_OFFSET + QDBM_TABLE_LEN) ) / 2.
- */
-#define QDBM_TABLE_HIGH_BOUND 64938	/* High bound */
-
-static const u16 nqdBm_to_mW_map[QDBM_TABLE_LEN] = {
-/* qdBm:	+0	+1	+2	+3	+4	+5	+6	+7 */
-/* 153: */ 6683, 7079, 7499, 7943, 8414, 8913, 9441, 10000,
-/* 161: */ 10593, 11220, 11885, 12589, 13335, 14125, 14962, 15849,
-/* 169: */ 16788, 17783, 18836, 19953, 21135, 22387, 23714, 25119,
-/* 177: */ 26607, 28184, 29854, 31623, 33497, 35481, 37584, 39811,
-/* 185: */ 42170, 44668, 47315, 50119, 53088, 56234, 59566, 63096
-};
-
-static u16 brcmf_qdbm_to_mw(u8 qdbm)
-{
-	uint factor = 1;
-	int idx = qdbm - QDBM_OFFSET;
-
-	if (idx >= QDBM_TABLE_LEN)
-		/* clamp to max u16 mW value */
-		return 0xFFFF;
-
-	/* scale the qdBm index up to the range of the table 0-40
-	 * where an offset of 40 qdBm equals a factor of 10 mW.
-	 */
-	while (idx < 0) {
-		idx += 40;
-		factor *= 10;
-	}
-
-	/* return the mW value scaled down to the correct factor of 10,
-	 * adding in factor/2 to get proper rounding.
-	 */
-	return (nqdBm_to_mW_map[idx] + factor / 2) / factor;
-}
-
-static u8 brcmf_mw_to_qdbm(u16 mw)
-{
-	u8 qdbm;
-	int offset;
-	uint mw_uint = mw;
-	uint boundary;
-
-	/* handle boundary case */
-	if (mw_uint <= 1)
-		return 0;
-
-	offset = QDBM_OFFSET;
-
-	/* move mw into the range of the table */
-	while (mw_uint < QDBM_TABLE_LOW_BOUND) {
-		mw_uint *= 10;
-		offset -= 40;
-	}
-
-	for (qdbm = 0; qdbm < QDBM_TABLE_LEN - 1; qdbm++) {
-		boundary = nqdBm_to_mW_map[qdbm] + (nqdBm_to_mW_map[qdbm + 1] -
-						    nqdBm_to_mW_map[qdbm]) / 2;
-		if (mw_uint < boundary)
-			break;
-	}
-
-	qdbm += (u8) offset;
-
-	return qdbm;
-}
 
 static u16 chandef_to_chanspec(struct brcmu_d11inf *d11inf,
 			       struct cfg80211_chan_def *ch)
@@ -860,6 +777,37 @@ brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev,
 	s32 err = 0;
 
 	brcmf_dbg(TRACE, "Enter, idx=%d, type=%d\n", ifp->bssidx, type);
+
+	/* WAR: There are a number of p2p interface related problems which
+	 * need to be handled initially (before doing the validate).
+	 * wpa_supplicant tends to do iface changes on p2p device/client/go
+	 * which are not always possible/allowed. However we need to return
+	 * OK otherwise the wpa_supplicant wont start. The situation differs
+	 * on configuration and setup (p2pon=1 module param). The first check
+	 * is to see if the request is a change to station for p2p iface.
+	 */
+	if ((type == NL80211_IFTYPE_STATION) &&
+	    ((vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) ||
+	     (vif->wdev.iftype == NL80211_IFTYPE_P2P_GO) ||
+	     (vif->wdev.iftype == NL80211_IFTYPE_P2P_DEVICE))) {
+		brcmf_dbg(TRACE, "Ignoring cmd for p2p if\n");
+		/* Now depending on whether module param p2pon=1 was used the
+		 * response needs to be either 0 or EOPNOTSUPP. The reason is
+		 * that if p2pon=1 is used, but a newer supplicant is used then
+		 * we should return an error, as this combination wont work.
+		 * In other situations 0 is returned and supplicant will start
+		 * normally. It will give a trace in cfg80211, but it is the
+		 * only way to get it working. Unfortunately this will result
+		 * in situation where we wont support new supplicant in
+		 * combination with module param p2pon=1, but that is the way
+		 * it is. If the user tries this then unloading of driver might
+		 * fail/lock.
+		 */
+		if (cfg->p2p.p2pdev_dynamically)
+			return -EOPNOTSUPP;
+		else
+			return 0;
+	}
 	err = brcmf_vif_change_validate(wiphy_to_cfg(wiphy), vif, type);
 	if (err) {
 		brcmf_err("iface validation failed: err=%d\n", err);
@@ -875,18 +823,6 @@ brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev,
 		infra = 0;
 		break;
 	case NL80211_IFTYPE_STATION:
-		/* Ignore change for p2p IF. Unclear why supplicant does this */
-		if ((vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) ||
-		    (vif->wdev.iftype == NL80211_IFTYPE_P2P_GO)) {
-			brcmf_dbg(TRACE, "Ignoring cmd for p2p if\n");
-			/* WAR: It is unexpected to get a change of VIF for P2P
-			 * IF, but it happens. The request can not be handled
-			 * but returning EPERM causes a crash. Returning 0
-			 * without setting ieee80211_ptr->iftype causes trace
-			 * (WARN_ON) but it works with wpa_supplicant
-			 */
-			return 0;
-		}
 		infra = 1;
 		break;
 	case NL80211_IFTYPE_AP:
@@ -904,7 +840,6 @@ brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev,
 			err = brcmf_p2p_ifchange(cfg, BRCMF_FIL_P2P_IF_GO);
 		}
 		if (!err) {
-			set_bit(BRCMF_VIF_STATUS_AP_CREATING, &vif->sme_state);
 			brcmf_dbg(INFO, "IF Type = AP\n");
 		}
 	} else {
@@ -2017,16 +1952,14 @@ static s32
 brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev,
 			    enum nl80211_tx_power_setting type, s32 mbm)
 {
-
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct net_device *ndev = cfg_to_ndev(cfg);
 	struct brcmf_if *ifp = netdev_priv(ndev);
-	u16 txpwrmw;
-	s32 err = 0;
-	s32 disable = 0;
-	s32 dbm = MBM_TO_DBM(mbm);
+	s32 err;
+	s32 disable;
+	u32 qdbm = 127;
 
-	brcmf_dbg(TRACE, "Enter\n");
+	brcmf_dbg(TRACE, "Enter %d %d\n", type, mbm);
 	if (!check_vif_up(ifp->vif))
 		return -EIO;
 
@@ -2035,12 +1968,20 @@ brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev,
 		break;
 	case NL80211_TX_POWER_LIMITED:
 	case NL80211_TX_POWER_FIXED:
-		if (dbm < 0) {
+		if (mbm < 0) {
 			brcmf_err("TX_POWER_FIXED - dbm is negative\n");
 			err = -EINVAL;
 			goto done;
 		}
+		qdbm =  MBM_TO_DBM(4 * mbm);
+		if (qdbm > 127)
+			qdbm = 127;
+		qdbm |= WL_TXPWR_OVERRIDE;
 		break;
+	default:
+		brcmf_err("Unsupported type %d\n", type);
+		err = -EINVAL;
+		goto done;
 	}
 	/* Make sure radio is off or on as far as software is concerned */
 	disable = WL_RADIO_SW_DISABLE << 16;
@@ -2048,52 +1989,44 @@ brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev,
 	if (err)
 		brcmf_err("WLC_SET_RADIO error (%d)\n", err);
 
-	if (dbm > 0xffff)
-		txpwrmw = 0xffff;
-	else
-		txpwrmw = (u16) dbm;
-	err = brcmf_fil_iovar_int_set(ifp, "qtxpower",
-				      (s32)brcmf_mw_to_qdbm(txpwrmw));
+	err = brcmf_fil_iovar_int_set(ifp, "qtxpower", qdbm);
 	if (err)
 		brcmf_err("qtxpower error (%d)\n", err);
-	cfg->conf->tx_power = dbm;
 
 done:
-	brcmf_dbg(TRACE, "Exit\n");
+	brcmf_dbg(TRACE, "Exit %d (qdbm)\n", qdbm & ~WL_TXPWR_OVERRIDE);
 	return err;
 }
 
-static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy,
-				       struct wireless_dev *wdev,
-				       s32 *dbm)
+static s32
+brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev,
+			    s32 *dbm)
 {
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
-	struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg));
-	s32 txpwrdbm;
-	u8 result;
-	s32 err = 0;
+	struct net_device *ndev = cfg_to_ndev(cfg);
+	struct brcmf_if *ifp = netdev_priv(ndev);
+	s32 qdbm = 0;
+	s32 err;
 
 	brcmf_dbg(TRACE, "Enter\n");
 	if (!check_vif_up(ifp->vif))
 		return -EIO;
 
-	err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &txpwrdbm);
+	err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &qdbm);
 	if (err) {
 		brcmf_err("error (%d)\n", err);
 		goto done;
 	}
-
-	result = (u8) (txpwrdbm & ~WL_TXPWR_OVERRIDE);
-	*dbm = (s32) brcmf_qdbm_to_mw(result);
+	*dbm = (qdbm & ~WL_TXPWR_OVERRIDE) / 4;
 
 done:
-	brcmf_dbg(TRACE, "Exit\n");
+	brcmf_dbg(TRACE, "Exit (0x%x %d)\n", qdbm, *dbm);
 	return err;
 }
 
 static s32
 brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev,
-			       u8 key_idx, bool unicast, bool multicast)
+				  u8 key_idx, bool unicast, bool multicast)
 {
 	struct brcmf_if *ifp = netdev_priv(ndev);
 	u32 index;
@@ -2498,6 +2431,9 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev,
 	struct brcmf_sta_info_le sta_info_le;
 	u32 sta_flags;
 	u32 is_tdls_peer;
+	s32 total_rssi;
+	s32 count_rssi;
+	u32 i;
 
 	brcmf_dbg(TRACE, "Enter, MAC %pM\n", mac);
 	if (!check_vif_up(ifp->vif))
@@ -2544,13 +2480,13 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev,
 		sinfo->rx_packets += le32_to_cpu(sta_info_le.rx_mcast_pkts);
 		if (sinfo->tx_packets) {
 			sinfo->filled |= BIT(NL80211_STA_INFO_TX_BITRATE);
-			sinfo->txrate.legacy = le32_to_cpu(sta_info_le.tx_rate);
-			sinfo->txrate.legacy /= 100;
+			sinfo->txrate.legacy =
+				le32_to_cpu(sta_info_le.tx_rate) / 100;
 		}
 		if (sinfo->rx_packets) {
 			sinfo->filled |= BIT(NL80211_STA_INFO_RX_BITRATE);
-			sinfo->rxrate.legacy = le32_to_cpu(sta_info_le.rx_rate);
-			sinfo->rxrate.legacy /= 100;
+			sinfo->rxrate.legacy =
+				le32_to_cpu(sta_info_le.rx_rate) / 100;
 		}
 		if (le16_to_cpu(sta_info_le.ver) >= 4) {
 			sinfo->filled |= BIT(NL80211_STA_INFO_TX_BYTES);
@@ -2558,12 +2494,61 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev,
 			sinfo->filled |= BIT(NL80211_STA_INFO_RX_BYTES);
 			sinfo->rx_bytes = le64_to_cpu(sta_info_le.rx_tot_bytes);
 		}
+		total_rssi = 0;
+		count_rssi = 0;
+		for (i = 0; i < BRCMF_ANT_MAX; i++) {
+			if (sta_info_le.rssi[i]) {
+				sinfo->chain_signal_avg[count_rssi] =
+					sta_info_le.rssi[i];
+				sinfo->chain_signal[count_rssi] =
+					sta_info_le.rssi[i];
+				total_rssi += sta_info_le.rssi[i];
+				count_rssi++;
+			}
+		}
+		if (count_rssi) {
+			sinfo->filled |= BIT(NL80211_STA_INFO_CHAIN_SIGNAL);
+			sinfo->chains = count_rssi;
+
+			sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL);
+			total_rssi /= count_rssi;
+			sinfo->signal = total_rssi;
+		}
 	}
 done:
 	brcmf_dbg(TRACE, "Exit\n");
 	return err;
 }
 
+static int
+brcmf_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *ndev,
+			    int idx, u8 *mac, struct station_info *sinfo)
+{
+	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
+	struct brcmf_if *ifp = netdev_priv(ndev);
+	s32 err;
+
+	brcmf_dbg(TRACE, "Enter, idx %d\n", idx);
+
+	if (idx == 0) {
+		cfg->assoclist.count = cpu_to_le32(BRCMF_MAX_ASSOCLIST);
+		err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_ASSOCLIST,
+					     &cfg->assoclist,
+					     sizeof(cfg->assoclist));
+		if (err) {
+			brcmf_err("BRCMF_C_GET_ASSOCLIST unsupported, err=%d\n",
+				  err);
+			cfg->assoclist.count = 0;
+			return -EOPNOTSUPP;
+		}
+	}
+	if (idx < le32_to_cpu(cfg->assoclist.count)) {
+		memcpy(mac, cfg->assoclist.mac[idx], ETH_ALEN);
+		return brcmf_cfg80211_get_station(wiphy, ndev, mac, sinfo);
+	}
+	return -ENOENT;
+}
+
 static s32
 brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev,
 			   bool enabled, s32 timeout)
@@ -4265,8 +4250,8 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev,
 
 		brcmf_dbg(TRACE, "GO mode configuration complete\n");
 	}
-	clear_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state);
 	set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state);
+	brcmf_net_setcarrier(ifp, true);
 
 exit:
 	if ((err) && (!mbss)) {
@@ -4330,8 +4315,8 @@ static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev)
 	}
 	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);
+	brcmf_net_setcarrier(ifp, false);
 
 	return err;
 }
@@ -4663,6 +4648,7 @@ static struct cfg80211_ops wl_cfg80211_ops = {
 	.join_ibss = brcmf_cfg80211_join_ibss,
 	.leave_ibss = brcmf_cfg80211_leave_ibss,
 	.get_station = brcmf_cfg80211_get_station,
+	.dump_station = brcmf_cfg80211_dump_station,
 	.set_tx_power = brcmf_cfg80211_set_tx_power,
 	.get_tx_power = brcmf_cfg80211_get_tx_power,
 	.add_key = brcmf_cfg80211_add_key,
@@ -4747,7 +4733,8 @@ void brcmf_cfg80211_free_netdev(struct net_device *ndev)
 	ifp = netdev_priv(ndev);
 	vif = ifp->vif;
 
-	brcmf_free_vif(vif);
+	if (vif)
+		brcmf_free_vif(vif);
 	free_netdev(ndev);
 }
 
@@ -4983,7 +4970,7 @@ brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg,
 		brcmf_dbg(CONN, "AP mode link down\n");
 		complete(&cfg->vif_disabled);
 		if (ifp->vif->mbss)
-			brcmf_remove_interface(ifp->drvr, ifp->bssidx);
+			brcmf_remove_interface(ifp);
 		return 0;
 	}
 
@@ -5039,6 +5026,7 @@ brcmf_notify_connect_status(struct brcmf_if *ifp,
 				&ifp->vif->sme_state);
 		} else
 			brcmf_bss_connect_done(cfg, ndev, e, true);
+		brcmf_net_setcarrier(ifp, true);
 	} else if (brcmf_is_linkdown(e)) {
 		brcmf_dbg(CONN, "Linkdown\n");
 		if (!brcmf_is_ibssmode(ifp->vif)) {
@@ -5048,6 +5036,7 @@ brcmf_notify_connect_status(struct brcmf_if *ifp,
 		brcmf_init_prof(ndev_to_prof(ndev));
 		if (ndev != cfg_to_ndev(cfg))
 			complete(&cfg->vif_disabled);
+		brcmf_net_setcarrier(ifp, false);
 	} else if (brcmf_is_nonetwork(cfg, e)) {
 		if (brcmf_is_ibssmode(ifp->vif))
 			clear_bit(BRCMF_VIF_STATUS_CONNECTING,
@@ -6211,9 +6200,10 @@ static void brcmf_free_wiphy(struct wiphy *wiphy)
 }
 
 struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr,
-						  struct device *busdev)
+						  struct device *busdev,
+						  bool p2pdev_forced)
 {
-	struct net_device *ndev = drvr->iflist[0]->ndev;
+	struct net_device *ndev = brcmf_get_ifp(drvr, 0)->ndev;
 	struct brcmf_cfg80211_info *cfg;
 	struct wiphy *wiphy;
 	struct brcmf_cfg80211_vif *vif;
@@ -6302,8 +6292,19 @@ struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr,
 		else
 			*cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40;
 	}
+	/* p2p might require that "if-events" get processed by fweh. So
+	 * activate the already registered event handlers now and activate
+	 * the rest when initialization has completed. drvr->config needs to
+	 * be assigned before activating events.
+	 */
+	drvr->config = cfg;
+	err = brcmf_fweh_activate_events(ifp);
+	if (err) {
+		brcmf_err("FWEH activation failed (%d)\n", err);
+		goto wiphy_unreg_out;
+	}
 
-	err = brcmf_p2p_attach(cfg);
+	err = brcmf_p2p_attach(cfg, p2pdev_forced);
 	if (err) {
 		brcmf_err("P2P initilisation failed (%d)\n", err);
 		goto wiphy_unreg_out;
@@ -6324,6 +6325,13 @@ struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr,
 				    brcmf_notify_tdls_peer_event);
 	}
 
+	/* (re-) activate FWEH event handling */
+	err = brcmf_fweh_activate_events(ifp);
+	if (err) {
+		brcmf_err("FWEH activation failed (%d)\n", err);
+		goto wiphy_unreg_out;
+	}
+
 	return cfg;
 
 wiphy_unreg_out:
@@ -6331,6 +6339,7 @@ wiphy_unreg_out:
 priv_out:
 	wl_deinit_priv(cfg);
 	brcmf_free_vif(vif);
+	ifp->vif = NULL;
 wiphy_out:
 	brcmf_free_wiphy(wiphy);
 	return NULL;
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.h b/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.h
index d9e6d01b2..6a878c8f8 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.h
@@ -143,7 +143,6 @@ struct brcmf_cfg80211_profile {
  * @BRCMF_VIF_STATUS_CONNECTING: connect/join in progress.
  * @BRCMF_VIF_STATUS_CONNECTED: connected/joined succesfully.
  * @BRCMF_VIF_STATUS_DISCONNECTING: disconnect/disable in progress.
- * @BRCMF_VIF_STATUS_AP_CREATING: interface configured for AP operation.
  * @BRCMF_VIF_STATUS_AP_CREATED: AP operation started.
  */
 enum brcmf_vif_status {
@@ -151,7 +150,6 @@ enum brcmf_vif_status {
 	BRCMF_VIF_STATUS_CONNECTING,
 	BRCMF_VIF_STATUS_CONNECTED,
 	BRCMF_VIF_STATUS_DISCONNECTING,
-	BRCMF_VIF_STATUS_AP_CREATING,
 	BRCMF_VIF_STATUS_AP_CREATED
 };
 
@@ -407,6 +405,7 @@ struct brcmf_cfg80211_info {
 	struct brcmu_d11inf d11inf;
 	bool wowl_enabled;
 	u32 pre_wowl_pmmode;
+	struct brcmf_assoclist_le assoclist;
 };
 
 /**
@@ -469,7 +468,8 @@ brcmf_cfg80211_connect_info *cfg_to_conn(struct brcmf_cfg80211_info *cfg)
 }
 
 struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr,
-						  struct device *busdev);
+						  struct device *busdev,
+						  bool p2pdev_forced);
 void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg);
 s32 brcmf_cfg80211_up(struct net_device *ndev);
 s32 brcmf_cfg80211_down(struct net_device *ndev);
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/chip.c b/drivers/net/wireless/brcm80211/brcmfmac/chip.c
index 288f8314f..f04833db2 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/chip.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/chip.c
@@ -101,6 +101,9 @@
 /* ARM Cortex M3 core, ID 0x82a */
 #define BCM4329_CORE_ARM_BASE		0x18002000
 
+/* Max possibly supported memory size (limited by IO mapped memory) */
+#define BRCMF_CHIP_MAX_MEMSIZE		(4 * 1024 * 1024)
+
 #define CORE_SB(base, field) \
 		(base + SBCONFIGOFF + offsetof(struct sbconfig, field))
 #define	SBCOREREV(sbidh) \
@@ -205,6 +208,7 @@ struct sbsocramregs {
 };
 
 #define SOCRAMREGOFFS(_f)	offsetof(struct sbsocramregs, _f)
+#define SYSMEMREGOFFS(_f)	offsetof(struct sbsocramregs, _f)
 
 #define ARMCR4_CAP		(0x04)
 #define ARMCR4_BANKIDX		(0x40)
@@ -513,6 +517,9 @@ static int brcmf_chip_cores_check(struct brcmf_chip_priv *ci)
 		case BCMA_CORE_ARM_CR4:
 			cpu_found = true;
 			break;
+		case BCMA_CORE_ARM_CA7:
+			cpu_found = true;
+			break;
 		default:
 			break;
 		}
@@ -611,6 +618,29 @@ static void brcmf_chip_socram_ramsize(struct brcmf_core_priv *sr, u32 *ramsize,
 	}
 }
 
+/** Return the SYS MEM size */
+static u32 brcmf_chip_sysmem_ramsize(struct brcmf_core_priv *sysmem)
+{
+	u32 memsize = 0;
+	u32 coreinfo;
+	u32 idx;
+	u32 nb;
+	u32 banksize;
+
+	if (!brcmf_chip_iscoreup(&sysmem->pub))
+		brcmf_chip_resetcore(&sysmem->pub, 0, 0, 0);
+
+	coreinfo = brcmf_chip_core_read32(sysmem, SYSMEMREGOFFS(coreinfo));
+	nb = (coreinfo & SRCI_SRNB_MASK) >> SRCI_SRNB_SHIFT;
+
+	for (idx = 0; idx < nb; idx++) {
+		brcmf_chip_socram_banksize(sysmem, idx, &banksize);
+		memsize += banksize;
+	}
+
+	return memsize;
+}
+
 /** Return the TCM-RAM size of the ARMCR4 core. */
 static u32 brcmf_chip_tcm_ramsize(struct brcmf_core_priv *cr4)
 {
@@ -644,6 +674,7 @@ static u32 brcmf_chip_tcm_rambase(struct brcmf_chip_priv *ci)
 		return 0x198000;
 	case BRCM_CC_4335_CHIP_ID:
 	case BRCM_CC_4339_CHIP_ID:
+	case BRCM_CC_4350_CHIP_ID:
 	case BRCM_CC_4354_CHIP_ID:
 	case BRCM_CC_4356_CHIP_ID:
 	case BRCM_CC_43567_CHIP_ID:
@@ -651,7 +682,11 @@ static u32 brcmf_chip_tcm_rambase(struct brcmf_chip_priv *ci)
 	case BRCM_CC_43570_CHIP_ID:
 	case BRCM_CC_4358_CHIP_ID:
 	case BRCM_CC_43602_CHIP_ID:
+	case BRCM_CC_4371_CHIP_ID:
 		return 0x180000;
+	case BRCM_CC_4365_CHIP_ID:
+	case BRCM_CC_4366_CHIP_ID:
+		return 0x200000;
 	default:
 		brcmf_err("unknown chip: %s\n", ci->pub.name);
 		break;
@@ -674,10 +709,28 @@ static int brcmf_chip_get_raminfo(struct brcmf_chip_priv *ci)
 			return -EINVAL;
 		}
 	} else {
-		mem = brcmf_chip_get_core(&ci->pub, BCMA_CORE_INTERNAL_MEM);
-		mem_core = container_of(mem, struct brcmf_core_priv, pub);
-		brcmf_chip_socram_ramsize(mem_core, &ci->pub.ramsize,
-					  &ci->pub.srsize);
+		mem = brcmf_chip_get_core(&ci->pub, BCMA_CORE_SYS_MEM);
+		if (mem) {
+			mem_core = container_of(mem, struct brcmf_core_priv,
+						pub);
+			ci->pub.ramsize = brcmf_chip_sysmem_ramsize(mem_core);
+			ci->pub.rambase = brcmf_chip_tcm_rambase(ci);
+			if (!ci->pub.rambase) {
+				brcmf_err("RAM base not provided with ARM CA7 core\n");
+				return -EINVAL;
+			}
+		} else {
+			mem = brcmf_chip_get_core(&ci->pub,
+						  BCMA_CORE_INTERNAL_MEM);
+			if (!mem) {
+				brcmf_err("No memory cores found\n");
+				return -ENOMEM;
+			}
+			mem_core = container_of(mem, struct brcmf_core_priv,
+						pub);
+			brcmf_chip_socram_ramsize(mem_core, &ci->pub.ramsize,
+						  &ci->pub.srsize);
+		}
 	}
 	brcmf_dbg(INFO, "RAM: base=0x%x size=%d (0x%x) sr=%d (0x%x)\n",
 		  ci->pub.rambase, ci->pub.ramsize, ci->pub.ramsize,
@@ -687,6 +740,12 @@ static int brcmf_chip_get_raminfo(struct brcmf_chip_priv *ci)
 		brcmf_err("RAM size is undetermined\n");
 		return -ENOMEM;
 	}
+
+	if (ci->pub.ramsize > BRCMF_CHIP_MAX_MEMSIZE) {
+		brcmf_err("RAM size is incorrect\n");
+		return -ENOMEM;
+	}
+
 	return 0;
 }
 
@@ -899,13 +958,22 @@ static int brcmf_chip_recognition(struct brcmf_chip_priv *ci)
 
 	/* assure chip is passive for core access */
 	brcmf_chip_set_passive(&ci->pub);
+
+	/* Call bus specific reset function now. Cores have been determined
+	 * but further access may require a chip specific reset at this point.
+	 */
+	if (ci->ops->reset) {
+		ci->ops->reset(ci->ctx, &ci->pub);
+		brcmf_chip_set_passive(&ci->pub);
+	}
+
 	return brcmf_chip_get_raminfo(ci);
 }
 
 static void brcmf_chip_disable_arm(struct brcmf_chip_priv *chip, u16 id)
 {
 	struct brcmf_core *core;
-	struct brcmf_core_priv *cr4;
+	struct brcmf_core_priv *cpu;
 	u32 val;
 
 
@@ -918,10 +986,11 @@ static void brcmf_chip_disable_arm(struct brcmf_chip_priv *chip, u16 id)
 		brcmf_chip_coredisable(core, 0, 0);
 		break;
 	case BCMA_CORE_ARM_CR4:
-		cr4 = container_of(core, struct brcmf_core_priv, pub);
+	case BCMA_CORE_ARM_CA7:
+		cpu = container_of(core, struct brcmf_core_priv, pub);
 
 		/* clear all IOCTL bits except HALT bit */
-		val = chip->ops->read32(chip->ctx, cr4->wrapbase + BCMA_IOCTL);
+		val = chip->ops->read32(chip->ctx, cpu->wrapbase + BCMA_IOCTL);
 		val &= ARMCR4_BCMA_IOCTL_CPUHALT;
 		brcmf_chip_resetcore(core, val, ARMCR4_BCMA_IOCTL_CPUHALT,
 				     ARMCR4_BCMA_IOCTL_CPUHALT);
@@ -1143,6 +1212,33 @@ static bool brcmf_chip_cr4_set_active(struct brcmf_chip_priv *chip, u32 rstvec)
 	return true;
 }
 
+static inline void
+brcmf_chip_ca7_set_passive(struct brcmf_chip_priv *chip)
+{
+	struct brcmf_core *core;
+
+	brcmf_chip_disable_arm(chip, BCMA_CORE_ARM_CA7);
+
+	core = brcmf_chip_get_core(&chip->pub, BCMA_CORE_80211);
+	brcmf_chip_resetcore(core, D11_BCMA_IOCTL_PHYRESET |
+				   D11_BCMA_IOCTL_PHYCLOCKEN,
+			     D11_BCMA_IOCTL_PHYCLOCKEN,
+			     D11_BCMA_IOCTL_PHYCLOCKEN);
+}
+
+static bool brcmf_chip_ca7_set_active(struct brcmf_chip_priv *chip, u32 rstvec)
+{
+	struct brcmf_core *core;
+
+	chip->ops->activate(chip->ctx, &chip->pub, rstvec);
+
+	/* restore ARM */
+	core = brcmf_chip_get_core(&chip->pub, BCMA_CORE_ARM_CA7);
+	brcmf_chip_resetcore(core, ARMCR4_BCMA_IOCTL_CPUHALT, 0, 0);
+
+	return true;
+}
+
 void brcmf_chip_set_passive(struct brcmf_chip *pub)
 {
 	struct brcmf_chip_priv *chip;
@@ -1156,8 +1252,16 @@ void brcmf_chip_set_passive(struct brcmf_chip *pub)
 		brcmf_chip_cr4_set_passive(chip);
 		return;
 	}
-
-	brcmf_chip_cm3_set_passive(chip);
+	arm = brcmf_chip_get_core(pub, BCMA_CORE_ARM_CA7);
+	if (arm) {
+		brcmf_chip_ca7_set_passive(chip);
+		return;
+	}
+	arm = brcmf_chip_get_core(pub, BCMA_CORE_ARM_CM3);
+	if (arm) {
+		brcmf_chip_cm3_set_passive(chip);
+		return;
+	}
 }
 
 bool brcmf_chip_set_active(struct brcmf_chip *pub, u32 rstvec)
@@ -1171,8 +1275,14 @@ bool brcmf_chip_set_active(struct brcmf_chip *pub, u32 rstvec)
 	arm = brcmf_chip_get_core(pub, BCMA_CORE_ARM_CR4);
 	if (arm)
 		return brcmf_chip_cr4_set_active(chip, rstvec);
+	arm = brcmf_chip_get_core(pub, BCMA_CORE_ARM_CA7);
+	if (arm)
+		return brcmf_chip_ca7_set_active(chip, rstvec);
+	arm = brcmf_chip_get_core(pub, BCMA_CORE_ARM_CM3);
+	if (arm)
+		return brcmf_chip_cm3_set_active(chip);
 
-	return brcmf_chip_cm3_set_active(chip);
+	return false;
 }
 
 bool brcmf_chip_sr_capable(struct brcmf_chip *pub)
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/chip.h b/drivers/net/wireless/brcm80211/brcmfmac/chip.h
index 60dcb38fc..f6b5feea2 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/chip.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/chip.h
@@ -73,6 +73,7 @@ struct brcmf_buscore_ops {
 	u32 (*read32)(void *ctx, u32 addr);
 	void (*write32)(void *ctx, u32 addr, u32 value);
 	int (*prepare)(void *ctx);
+	int (*reset)(void *ctx, struct brcmf_chip *chip);
 	int (*setup)(void *ctx, struct brcmf_chip *chip);
 	void (*activate)(void *ctx, struct brcmf_chip *chip, u32 rstvec);
 };
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/common.h b/drivers/net/wireless/brcm80211/brcmfmac/common.h
index 0d39d80ce..21c7488b4 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/common.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/common.h
@@ -17,4 +17,7 @@
 
 extern const u8 ALLFFMAC[ETH_ALEN];
 
+/* Sets dongle media info (drv_version, mac address). */
+int brcmf_c_preinit_dcmds(struct brcmf_if *ifp);
+
 #endif /* BRCMFMAC_COMMON_H */
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/core.c b/drivers/net/wireless/brcm80211/brcmfmac/core.c
index fe9d3fbf5..b5ab98ee1 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/core.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/core.c
@@ -33,6 +33,7 @@
 #include "feature.h"
 #include "proto.h"
 #include "pcie.h"
+#include "common.h"
 
 MODULE_AUTHOR("Broadcom Corporation");
 MODULE_DESCRIPTION("Broadcom 802.11 wireless LAN fullmac driver.");
@@ -53,6 +54,8 @@ MODULE_LICENSE("Dual BSD/GPL");
 #define BRCMF_RXREORDER_EXPIDX_VALID		0x08
 #define BRCMF_RXREORDER_NEW_HOLE		0x10
 
+#define BRCMF_BSSIDX_INVALID			-1
+
 /* Error bits */
 int brcmf_msg_level;
 module_param_named(debug, brcmf_msg_level, int, S_IRUSR | S_IWUSR);
@@ -60,10 +63,8 @@ MODULE_PARM_DESC(debug, "level of debug output");
 
 /* P2P0 enable */
 static int brcmf_p2p_enable;
-#ifdef CONFIG_BRCMDBG
 module_param_named(p2pon, brcmf_p2p_enable, int, 0);
-MODULE_PARM_DESC(p2pon, "enable p2p management functionality");
-#endif
+MODULE_PARM_DESC(p2pon, "enable legacy p2p management functionality");
 
 char *brcmf_ifname(struct brcmf_pub *drvr, int ifidx)
 {
@@ -83,6 +84,24 @@ char *brcmf_ifname(struct brcmf_pub *drvr, int ifidx)
 	return "<if_none>";
 }
 
+struct brcmf_if *brcmf_get_ifp(struct brcmf_pub *drvr, int ifidx)
+{
+	struct brcmf_if *ifp;
+	s32 bssidx;
+
+	if (ifidx < 0 || ifidx >= BRCMF_MAX_IFS) {
+		brcmf_err("ifidx %d out of range\n", ifidx);
+		return NULL;
+	}
+
+	ifp = NULL;
+	bssidx = drvr->if2bss[ifidx];
+	if (bssidx >= 0)
+		ifp = drvr->iflist[bssidx];
+
+	return ifp;
+}
+
 static void _brcmf_set_multicast_list(struct work_struct *work)
 {
 	struct brcmf_if *ifp;
@@ -520,17 +539,15 @@ void brcmf_rx_frame(struct device *dev, struct sk_buff *skb)
 	struct brcmf_bus *bus_if = dev_get_drvdata(dev);
 	struct brcmf_pub *drvr = bus_if->drvr;
 	struct brcmf_skb_reorder_data *rd;
-	u8 ifidx;
 	int ret;
 
 	brcmf_dbg(DATA, "Enter: %s: rxp=%p\n", dev_name(dev), skb);
 
 	/* process and remove protocol-specific header */
-	ret = brcmf_proto_hdrpull(drvr, true, &ifidx, skb);
-	ifp = drvr->iflist[ifidx];
+	ret = brcmf_proto_hdrpull(drvr, true, skb, &ifp);
 
 	if (ret || !ifp || !ifp->ndev) {
-		if ((ret != -ENODATA) && ifp)
+		if (ret != -ENODATA && ifp)
 			ifp->stats.rx_errors++;
 		brcmu_pkt_buf_free_skb(skb);
 		return;
@@ -543,17 +560,11 @@ void brcmf_rx_frame(struct device *dev, struct sk_buff *skb)
 		brcmf_netif_rx(ifp, skb);
 }
 
-void brcmf_txfinalize(struct brcmf_pub *drvr, struct sk_buff *txp, u8 ifidx,
-		      bool success)
+void brcmf_txfinalize(struct brcmf_if *ifp, struct sk_buff *txp, bool success)
 {
-	struct brcmf_if *ifp;
 	struct ethhdr *eh;
 	u16 type;
 
-	ifp = drvr->iflist[ifidx];
-	if (!ifp)
-		goto done;
-
 	eh = (struct ethhdr *)(txp->data);
 	type = ntohs(eh->h_proto);
 
@@ -565,7 +576,7 @@ void brcmf_txfinalize(struct brcmf_pub *drvr, struct sk_buff *txp, u8 ifidx,
 
 	if (!success)
 		ifp->stats.tx_errors++;
-done:
+
 	brcmu_pkt_buf_free_skb(txp);
 }
 
@@ -573,17 +584,17 @@ void brcmf_txcomplete(struct device *dev, struct sk_buff *txp, bool success)
 {
 	struct brcmf_bus *bus_if = dev_get_drvdata(dev);
 	struct brcmf_pub *drvr = bus_if->drvr;
-	u8 ifidx;
+	struct brcmf_if *ifp;
 
 	/* await txstatus signal for firmware if active */
 	if (brcmf_fws_fc_active(drvr->fws)) {
 		if (!success)
 			brcmf_fws_bustxfail(drvr->fws, txp);
 	} else {
-		if (brcmf_proto_hdrpull(drvr, false, &ifidx, txp))
+		if (brcmf_proto_hdrpull(drvr, false, txp, &ifp))
 			brcmu_pkt_buf_free_skb(txp);
 		else
-			brcmf_txfinalize(drvr, txp, ifidx, success);
+			brcmf_txfinalize(ifp, txp, success);
 	}
 }
 
@@ -624,8 +635,7 @@ static int brcmf_netdev_stop(struct net_device *ndev)
 
 	brcmf_cfg80211_down(ndev);
 
-	/* Set state and stop OS transmissions */
-	netif_stop_queue(ndev);
+	brcmf_net_setcarrier(ifp, false);
 
 	return 0;
 }
@@ -659,8 +669,8 @@ static int brcmf_netdev_open(struct net_device *ndev)
 		return -EIO;
 	}
 
-	/* Allow transmit calls */
-	netif_start_queue(ndev);
+	/* Clear, carrier, set when connected or AP mode. */
+	netif_carrier_off(ndev);
 	return 0;
 }
 
@@ -708,8 +718,6 @@ int brcmf_net_attach(struct brcmf_if *ifp, bool rtnl_locked)
 	}
 
 	brcmf_dbg(INFO, "%s: Broadcom Dongle Host Driver\n", ndev->name);
-
-	ndev->destructor = brcmf_cfg80211_free_netdev;
 	return 0;
 
 fail:
@@ -719,6 +727,32 @@ fail:
 	return -EBADE;
 }
 
+static void brcmf_net_detach(struct net_device *ndev)
+{
+	if (ndev->reg_state == NETREG_REGISTERED)
+		unregister_netdev(ndev);
+	else
+		brcmf_cfg80211_free_netdev(ndev);
+}
+
+void brcmf_net_setcarrier(struct brcmf_if *ifp, bool on)
+{
+	struct net_device *ndev;
+
+	brcmf_dbg(TRACE, "Enter, idx=%d carrier=%d\n", ifp->bssidx, on);
+
+	ndev = ifp->ndev;
+	brcmf_txflowblock_if(ifp, BRCMF_NETIF_STOP_REASON_DISCONNECTED, !on);
+	if (on) {
+		if (!netif_carrier_ok(ndev))
+			netif_carrier_on(ndev);
+
+	} else {
+		if (netif_carrier_ok(ndev))
+			netif_carrier_off(ndev);
+	}
+}
+
 static int brcmf_net_p2p_open(struct net_device *ndev)
 {
 	brcmf_dbg(TRACE, "Enter\n");
@@ -778,7 +812,7 @@ fail:
 }
 
 struct brcmf_if *brcmf_add_if(struct brcmf_pub *drvr, s32 bssidx, s32 ifidx,
-			      char *name, u8 *mac_addr)
+			      bool is_p2pdev, char *name, u8 *mac_addr)
 {
 	struct brcmf_if *ifp;
 	struct net_device *ndev;
@@ -795,8 +829,7 @@ struct brcmf_if *brcmf_add_if(struct brcmf_pub *drvr, s32 bssidx, s32 ifidx,
 			  ifp->ndev->name);
 		if (ifidx) {
 			netif_stop_queue(ifp->ndev);
-			unregister_netdev(ifp->ndev);
-			free_netdev(ifp->ndev);
+			brcmf_net_detach(ifp->ndev);
 			drvr->iflist[bssidx] = NULL;
 		} else {
 			brcmf_err("ignore IF event\n");
@@ -804,7 +837,7 @@ struct brcmf_if *brcmf_add_if(struct brcmf_pub *drvr, s32 bssidx, s32 ifidx,
 		}
 	}
 
-	if (!brcmf_p2p_enable && bssidx == 1) {
+	if (!brcmf_p2p_enable && is_p2pdev) {
 		/* this is P2P_DEVICE interface */
 		brcmf_dbg(INFO, "allocate non-netdev interface\n");
 		ifp = kzalloc(sizeof(*ifp), GFP_KERNEL);
@@ -813,13 +846,17 @@ struct brcmf_if *brcmf_add_if(struct brcmf_pub *drvr, s32 bssidx, s32 ifidx,
 	} else {
 		brcmf_dbg(INFO, "allocate netdev interface\n");
 		/* Allocate netdev, including space for private structure */
-		ndev = alloc_netdev(sizeof(*ifp), name, NET_NAME_UNKNOWN,
-				    ether_setup);
+		ndev = alloc_netdev(sizeof(*ifp), is_p2pdev ? "p2p%d" : name,
+				    NET_NAME_UNKNOWN, ether_setup);
 		if (!ndev)
 			return ERR_PTR(-ENOMEM);
 
+		ndev->destructor = brcmf_cfg80211_free_netdev;
 		ifp = netdev_priv(ndev);
 		ifp->ndev = ndev;
+		/* store mapping ifidx to bssidx */
+		if (drvr->if2bss[ifidx] == BRCMF_BSSIDX_INVALID)
+			drvr->if2bss[ifidx] = bssidx;
 	}
 
 	ifp->drvr = drvr;
@@ -850,6 +887,8 @@ static void brcmf_del_if(struct brcmf_pub *drvr, s32 bssidx)
 		return;
 	}
 	brcmf_dbg(TRACE, "Enter, idx=%d, ifidx=%d\n", bssidx, ifp->ifidx);
+	if (drvr->if2bss[ifp->ifidx] == bssidx)
+		drvr->if2bss[ifp->ifidx] = BRCMF_BSSIDX_INVALID;
 	if (ifp->ndev) {
 		if (bssidx == 0) {
 			if (ifp->ndev->netdev_ops == &brcmf_netdev_ops_pri) {
@@ -865,17 +904,28 @@ static void brcmf_del_if(struct brcmf_pub *drvr, s32 bssidx)
 			cancel_work_sync(&ifp->setmacaddr_work);
 			cancel_work_sync(&ifp->multicast_work);
 		}
-		/* unregister will take care of freeing it */
-		unregister_netdev(ifp->ndev);
+		brcmf_net_detach(ifp->ndev);
+	} else {
+		/* Only p2p device interfaces which get dynamically created
+		 * end up here. In this case the p2p module should be informed
+		 * about the removal of the interface within the firmware. If
+		 * not then p2p commands towards the firmware will cause some
+		 * serious troublesome side effects. The p2p module will clean
+		 * up the ifp if needed.
+		 */
+		brcmf_p2p_ifp_removed(ifp);
+		kfree(ifp);
 	}
 }
 
-void brcmf_remove_interface(struct brcmf_pub *drvr, u32 bssidx)
+void brcmf_remove_interface(struct brcmf_if *ifp)
 {
-	if (drvr->iflist[bssidx]) {
-		brcmf_fws_del_interface(drvr->iflist[bssidx]);
-		brcmf_del_if(drvr, bssidx);
-	}
+	if (!ifp || WARN_ON(ifp->drvr->iflist[ifp->bssidx] != ifp))
+		return;
+	brcmf_dbg(TRACE, "Enter, bssidx=%d, ifidx=%d\n", ifp->bssidx,
+		  ifp->ifidx);
+	brcmf_fws_del_interface(ifp);
+	brcmf_del_if(ifp->drvr, ifp->bssidx);
 }
 
 int brcmf_get_next_free_bsscfgidx(struct brcmf_pub *drvr)
@@ -906,6 +956,7 @@ int brcmf_attach(struct device *dev)
 {
 	struct brcmf_pub *drvr = NULL;
 	int ret = 0;
+	int i;
 
 	brcmf_dbg(TRACE, "Enter\n");
 
@@ -914,6 +965,9 @@ int brcmf_attach(struct device *dev)
 	if (!drvr)
 		return -ENOMEM;
 
+	for (i = 0; i < ARRAY_SIZE(drvr->if2bss); i++)
+		drvr->if2bss[i] = BRCMF_BSSIDX_INVALID;
+
 	mutex_init(&drvr->proto_block);
 
 	/* Link to bus module */
@@ -921,8 +975,8 @@ int brcmf_attach(struct device *dev)
 	drvr->bus_if = dev_get_drvdata(dev);
 	drvr->bus_if->drvr = drvr;
 
-	/* create device debugfs folder */
-	brcmf_debugfs_attach(drvr);
+	/* attach debug facilities */
+	brcmf_debug_attach(drvr);
 
 	/* Attach and link in the protocol */
 	ret = brcmf_proto_attach(drvr);
@@ -981,16 +1035,11 @@ int brcmf_bus_start(struct device *dev)
 	brcmf_dbg(TRACE, "\n");
 
 	/* add primary networking interface */
-	ifp = brcmf_add_if(drvr, 0, 0, "wlan%d", NULL);
+	ifp = brcmf_add_if(drvr, 0, 0, false, "wlan%d", NULL);
 	if (IS_ERR(ifp))
 		return PTR_ERR(ifp);
 
-	if (brcmf_p2p_enable)
-		p2p_ifp = brcmf_add_if(drvr, 1, 0, "p2p%d", NULL);
-	else
-		p2p_ifp = NULL;
-	if (IS_ERR(p2p_ifp))
-		p2p_ifp = NULL;
+	p2p_ifp = NULL;
 
 	/* signal bus ready */
 	brcmf_bus_change_state(bus_if, BRCMF_BUS_UP);
@@ -1017,39 +1066,37 @@ int brcmf_bus_start(struct device *dev)
 
 	brcmf_fws_add_interface(ifp);
 
-	drvr->config = brcmf_cfg80211_attach(drvr, bus_if->dev);
+	drvr->config = brcmf_cfg80211_attach(drvr, bus_if->dev,
+					     brcmf_p2p_enable);
 	if (drvr->config == NULL) {
 		ret = -ENOMEM;
 		goto fail;
 	}
 
-	ret = brcmf_fweh_activate_events(ifp);
-	if (ret < 0)
-		goto fail;
-
 	ret = brcmf_net_attach(ifp, false);
+
+	if ((!ret) && (brcmf_p2p_enable)) {
+		p2p_ifp = drvr->iflist[1];
+		if (p2p_ifp)
+			ret = brcmf_net_p2p_attach(p2p_ifp);
+	}
 fail:
 	if (ret < 0) {
 		brcmf_err("failed: %d\n", ret);
-		brcmf_cfg80211_detach(drvr->config);
+		if (drvr->config) {
+			brcmf_cfg80211_detach(drvr->config);
+			drvr->config = NULL;
+		}
 		if (drvr->fws) {
 			brcmf_fws_del_interface(ifp);
 			brcmf_fws_deinit(drvr);
 		}
-		if (drvr->iflist[0]) {
-			free_netdev(ifp->ndev);
-			drvr->iflist[0] = NULL;
-		}
-		if (p2p_ifp) {
-			free_netdev(p2p_ifp->ndev);
-			drvr->iflist[1] = NULL;
-		}
+		if (ifp)
+			brcmf_net_detach(ifp->ndev);
+		if (p2p_ifp)
+			brcmf_net_detach(p2p_ifp->ndev);
 		return ret;
 	}
-	if ((brcmf_p2p_enable) && (p2p_ifp))
-		if (brcmf_net_p2p_attach(p2p_ifp) < 0)
-			brcmf_p2p_enable = 0;
-
 	return 0;
 }
 
@@ -1105,7 +1152,7 @@ void brcmf_detach(struct device *dev)
 
 	/* make sure primary interface removed last */
 	for (i = BRCMF_MAX_IFS-1; i > -1; i--)
-		brcmf_remove_interface(drvr, i);
+		brcmf_remove_interface(drvr->iflist[i]);
 
 	brcmf_cfg80211_detach(drvr->config);
 
@@ -1115,7 +1162,7 @@ void brcmf_detach(struct device *dev)
 
 	brcmf_proto_detach(drvr);
 
-	brcmf_debugfs_detach(drvr);
+	brcmf_debug_detach(drvr);
 	bus_if->drvr = NULL;
 	kfree(drvr);
 }
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/core.h b/drivers/net/wireless/brcm80211/brcmfmac/core.h
index 746304121..2f9101b2a 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/core.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/core.h
@@ -122,6 +122,7 @@ struct brcmf_pub {
 	struct mac_address addresses[BRCMF_MAX_IFS];
 
 	struct brcmf_if *iflist[BRCMF_MAX_IFS];
+	s32 if2bss[BRCMF_MAX_IFS];
 
 	struct mutex proto_block;
 	unsigned char proto_buf[BRCMF_DCMD_MAXLEN];
@@ -153,10 +154,13 @@ struct brcmf_fws_mac_descriptor;
  *	netif stopped due to firmware signalling flow control.
  * @BRCMF_NETIF_STOP_REASON_FLOW:
  *	netif stopped due to flowring full.
+ * @BRCMF_NETIF_STOP_REASON_DISCONNECTED:
+ *	netif stopped due to not being connected (STA mode).
  */
 enum brcmf_netif_stop_reason {
-	BRCMF_NETIF_STOP_REASON_FWS_FC = 1,
-	BRCMF_NETIF_STOP_REASON_FLOW = 2
+	BRCMF_NETIF_STOP_REASON_FWS_FC = BIT(0),
+	BRCMF_NETIF_STOP_REASON_FLOW = BIT(1),
+	BRCMF_NETIF_STOP_REASON_DISCONNECTED = BIT(2)
 };
 
 /**
@@ -202,19 +206,16 @@ int brcmf_netdev_wait_pend8021x(struct brcmf_if *ifp);
 
 /* Return pointer to interface name */
 char *brcmf_ifname(struct brcmf_pub *drvr, int idx);
-
+struct brcmf_if *brcmf_get_ifp(struct brcmf_pub *drvr, int ifidx);
 int brcmf_net_attach(struct brcmf_if *ifp, bool rtnl_locked);
 struct brcmf_if *brcmf_add_if(struct brcmf_pub *drvr, s32 bssidx, s32 ifidx,
-			      char *name, u8 *mac_addr);
-void brcmf_remove_interface(struct brcmf_pub *drvr, u32 bssidx);
+			      bool is_p2pdev, char *name, u8 *mac_addr);
+void brcmf_remove_interface(struct brcmf_if *ifp);
 int brcmf_get_next_free_bsscfgidx(struct brcmf_pub *drvr);
 void brcmf_txflowblock_if(struct brcmf_if *ifp,
 			  enum brcmf_netif_stop_reason reason, bool state);
-void brcmf_txfinalize(struct brcmf_pub *drvr, struct sk_buff *txp, u8 ifidx,
-		      bool success);
+void brcmf_txfinalize(struct brcmf_if *ifp, struct sk_buff *txp, bool success);
 void brcmf_netif_rx(struct brcmf_if *ifp, struct sk_buff *skb);
-
-/* Sets dongle media info (drv_version, mac address). */
-int brcmf_c_preinit_dcmds(struct brcmf_if *ifp);
+void brcmf_net_setcarrier(struct brcmf_if *ifp, bool on);
 
 #endif /* BRCMFMAC_CORE_H */
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/debug.c b/drivers/net/wireless/brcm80211/brcmfmac/debug.c
index 2d6d00553..1299dccc7 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/debug.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/debug.c
@@ -16,15 +16,45 @@
 #include <linux/debugfs.h>
 #include <linux/netdevice.h>
 #include <linux/module.h>
+#include <linux/devcoredump.h>
 
 #include <brcmu_wifi.h>
 #include <brcmu_utils.h>
 #include "core.h"
 #include "bus.h"
+#include "fweh.h"
 #include "debug.h"
 
 static struct dentry *root_folder;
 
+static int brcmf_debug_create_memdump(struct brcmf_bus *bus, const void *data,
+				      size_t len)
+{
+	void *dump;
+	size_t ramsize;
+
+	ramsize = brcmf_bus_get_ramsize(bus);
+	if (ramsize) {
+		dump = vzalloc(len + ramsize);
+		if (!dump)
+			return -ENOMEM;
+		memcpy(dump, data, len);
+		brcmf_bus_get_memdump(bus, dump + len, ramsize);
+		dev_coredumpv(bus->dev, dump, len + ramsize, GFP_KERNEL);
+	}
+	return 0;
+}
+
+static int brcmf_debug_psm_watchdog_notify(struct brcmf_if *ifp,
+					   const struct brcmf_event_msg *evtmsg,
+					   void *data)
+{
+	brcmf_dbg(TRACE, "enter: idx=%d\n", ifp->bssidx);
+
+	return brcmf_debug_create_memdump(ifp->drvr->bus_if, data,
+					  evtmsg->datalen);
+}
+
 void brcmf_debugfs_init(void)
 {
 	root_folder = debugfs_create_dir(KBUILD_MODNAME, NULL);
@@ -41,7 +71,7 @@ void brcmf_debugfs_exit(void)
 	root_folder = NULL;
 }
 
-int brcmf_debugfs_attach(struct brcmf_pub *drvr)
+int brcmf_debug_attach(struct brcmf_pub *drvr)
 {
 	struct device *dev = drvr->bus_if->dev;
 
@@ -49,12 +79,18 @@ int brcmf_debugfs_attach(struct brcmf_pub *drvr)
 		return -ENODEV;
 
 	drvr->dbgfs_dir = debugfs_create_dir(dev_name(dev), root_folder);
+	if (IS_ERR(drvr->dbgfs_dir))
+		return PTR_ERR(drvr->dbgfs_dir);
 
-	return PTR_ERR_OR_ZERO(drvr->dbgfs_dir);
+
+	return brcmf_fweh_register(drvr, BRCMF_E_PSM_WATCHDOG,
+				   brcmf_debug_psm_watchdog_notify);
 }
 
-void brcmf_debugfs_detach(struct brcmf_pub *drvr)
+void brcmf_debug_detach(struct brcmf_pub *drvr)
 {
+	brcmf_fweh_unregister(drvr, BRCMF_E_PSM_WATCHDOG);
+
 	if (!IS_ERR_OR_NULL(drvr->dbgfs_dir))
 		debugfs_remove_recursive(drvr->dbgfs_dir);
 }
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/debug.h b/drivers/net/wireless/brcm80211/brcmfmac/debug.h
index eb0b8c474..d0d9676f7 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/debug.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/debug.h
@@ -37,6 +37,7 @@
 #define BRCMF_SDIO_VAL		0x00020000
 #define BRCMF_MSGBUF_VAL	0x00040000
 #define BRCMF_PCIE_VAL		0x00080000
+#define BRCMF_FWCON_VAL		0x00100000
 
 /* set default print format */
 #undef pr_fmt
@@ -78,6 +79,7 @@ do {								\
 #define BRCMF_GLOM_ON()		(brcmf_msg_level & BRCMF_GLOM_VAL)
 #define BRCMF_EVENT_ON()	(brcmf_msg_level & BRCMF_EVENT_VAL)
 #define BRCMF_FIL_ON()		(brcmf_msg_level & BRCMF_FIL_VAL)
+#define BRCMF_FWCON_ON()	(brcmf_msg_level & BRCMF_FWCON_VAL)
 
 #else /* defined(DEBUG) || defined(CONFIG_BRCM_TRACING) */
 
@@ -90,6 +92,7 @@ do {								\
 #define BRCMF_GLOM_ON()		0
 #define BRCMF_EVENT_ON()	0
 #define BRCMF_FIL_ON()		0
+#define BRCMF_FWCON_ON()	0
 
 #endif /* defined(DEBUG) || defined(CONFIG_BRCM_TRACING) */
 
@@ -106,8 +109,8 @@ struct brcmf_pub;
 #ifdef DEBUG
 void brcmf_debugfs_init(void);
 void brcmf_debugfs_exit(void);
-int brcmf_debugfs_attach(struct brcmf_pub *drvr);
-void brcmf_debugfs_detach(struct brcmf_pub *drvr);
+int brcmf_debug_attach(struct brcmf_pub *drvr);
+void brcmf_debug_detach(struct brcmf_pub *drvr);
 struct dentry *brcmf_debugfs_get_devdir(struct brcmf_pub *drvr);
 int brcmf_debugfs_add_entry(struct brcmf_pub *drvr, const char *fn,
 			    int (*read_fn)(struct seq_file *seq, void *data));
@@ -118,11 +121,11 @@ static inline void brcmf_debugfs_init(void)
 static inline void brcmf_debugfs_exit(void)
 {
 }
-static inline int brcmf_debugfs_attach(struct brcmf_pub *drvr)
+static inline int brcmf_debug_attach(struct brcmf_pub *drvr)
 {
 	return 0;
 }
-static inline void brcmf_debugfs_detach(struct brcmf_pub *drvr)
+static inline void brcmf_debug_detach(struct brcmf_pub *drvr)
 {
 }
 static inline
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/feature.c b/drivers/net/wireless/brcm80211/brcmfmac/feature.c
index 1e94e94e0..44bb30636 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/feature.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/feature.c
@@ -15,6 +15,7 @@
  */
 
 #include <linux/netdevice.h>
+#include <linux/module.h>
 
 #include <brcm_hw_ids.h>
 #include "core.h"
@@ -23,6 +24,12 @@
 #include "fwil.h"
 #include "feature.h"
 
+
+/* Module param feature_disable (global for all devices) */
+static int brcmf_feature_disable;
+module_param_named(feature_disable, brcmf_feature_disable, int, 0);
+MODULE_PARM_DESC(feature_disable, "Disable features");
+
 /*
  * expand feature list to array of feature strings.
  */
@@ -121,7 +128,7 @@ static void brcmf_feat_iovar_int_set(struct brcmf_if *ifp,
 
 void brcmf_feat_attach(struct brcmf_pub *drvr)
 {
-	struct brcmf_if *ifp = drvr->iflist[0];
+	struct brcmf_if *ifp = brcmf_get_ifp(drvr, 0);
 
 	brcmf_feat_iovar_int_get(ifp, BRCMF_FEAT_MCHAN, "mchan");
 	brcmf_feat_iovar_int_get(ifp, BRCMF_FEAT_PNO, "pfn");
@@ -131,6 +138,12 @@ void brcmf_feat_attach(struct brcmf_pub *drvr)
 		brcmf_feat_iovar_int_set(ifp, BRCMF_FEAT_MBSS, "mbss", 0);
 	brcmf_feat_iovar_int_get(ifp, BRCMF_FEAT_P2P, "p2p");
 
+	if (brcmf_feature_disable) {
+		brcmf_dbg(INFO, "Features: 0x%02x, disable: 0x%02x\n",
+			  ifp->drvr->feat_flags, brcmf_feature_disable);
+		ifp->drvr->feat_flags &= ~brcmf_feature_disable;
+	}
+
 	/* set chip related quirks */
 	switch (drvr->bus_if->chip) {
 	case BRCM_CC_43236_CHIP_ID:
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/firmware.c b/drivers/net/wireless/brcm80211/brcmfmac/firmware.c
index 1f6d73ed8..44bbea573 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/firmware.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/firmware.c
@@ -29,7 +29,7 @@
 #define BRCMF_FW_NVRAM_PCIEDEV_LEN		10	/* pcie/1/4/ + \0 */
 
 char brcmf_firmware_path[BRCMF_FW_PATH_LEN];
-module_param_string(firmware_path, brcmf_firmware_path,
+module_param_string(alternative_fw_path, brcmf_firmware_path,
 		    BRCMF_FW_PATH_LEN, 0440);
 
 enum nvram_parser_state {
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/flowring.c b/drivers/net/wireless/brcm80211/brcmfmac/flowring.c
index 8d1ab4ab5..2ca783fa5 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/flowring.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/flowring.c
@@ -221,7 +221,7 @@ static void brcmf_flowring_block(struct brcmf_flowring *flow, u8 flowid,
 
 	bus_if = dev_get_drvdata(flow->dev);
 	drvr = bus_if->drvr;
-	ifp = drvr->iflist[ifidx];
+	ifp = brcmf_get_ifp(drvr, ifidx);
 	brcmf_txflowblock_if(ifp, BRCMF_NETIF_STOP_REASON_FLOW, blocked);
 
 	spin_unlock_irqrestore(&flow->block_lock, flags);
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/flowring.h b/drivers/net/wireless/brcm80211/brcmfmac/flowring.h
index 5551861a4..95fd1c967 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/flowring.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/flowring.h
@@ -34,7 +34,7 @@ enum ring_status {
 };
 
 struct brcmf_flowring_ring {
-	u8 hash_id;
+	u16 hash_id;
 	bool blocked;
 	enum ring_status status;
 	struct sk_buff_head skblist;
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fweh.c b/drivers/net/wireless/brcm80211/brcmfmac/fweh.c
index ec62492ff..3878b6f6c 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/fweh.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/fweh.c
@@ -179,25 +179,28 @@ static void brcmf_fweh_handle_if_event(struct brcmf_pub *drvr,
 {
 	struct brcmf_if_event *ifevent = data;
 	struct brcmf_if *ifp;
+	bool is_p2pdev;
 	int err = 0;
 
 	brcmf_dbg(EVENT, "action: %u idx: %u bsscfg: %u flags: %u role: %u\n",
 		  ifevent->action, ifevent->ifidx, ifevent->bssidx,
 		  ifevent->flags, ifevent->role);
 
-	/* The P2P Device interface event must not be ignored
-	 * contrary to what firmware tells us. The only way to
-	 * distinguish the P2P Device is by looking at the ifidx
-	 * and bssidx received.
+	/* The P2P Device interface event must not be ignored contrary to what
+	 * firmware tells us. Older firmware uses p2p noif, with sta role.
+	 * This should be accepted when p2pdev_setup is ongoing. TDLS setup will
+	 * use the same ifevent and should be ignored.
 	 */
-	if (!(ifevent->ifidx == 0 && ifevent->bssidx == 1) &&
-	    (ifevent->flags & BRCMF_E_IF_FLAG_NOIF)) {
+	is_p2pdev = ((ifevent->flags & BRCMF_E_IF_FLAG_NOIF) &&
+		     (ifevent->role == BRCMF_E_IF_ROLE_P2P_CLIENT ||
+		      ((ifevent->role == BRCMF_E_IF_ROLE_STA) &&
+		       (drvr->fweh.p2pdev_setup_ongoing))));
+	if (!is_p2pdev && (ifevent->flags & BRCMF_E_IF_FLAG_NOIF)) {
 		brcmf_dbg(EVENT, "event can be ignored\n");
 		return;
 	}
 	if (ifevent->ifidx >= BRCMF_MAX_IFS) {
-		brcmf_err("invalid interface index: %u\n",
-			  ifevent->ifidx);
+		brcmf_err("invalid interface index: %u\n", ifevent->ifidx);
 		return;
 	}
 
@@ -207,10 +210,11 @@ static void brcmf_fweh_handle_if_event(struct brcmf_pub *drvr,
 		brcmf_dbg(EVENT, "adding %s (%pM)\n", emsg->ifname,
 			  emsg->addr);
 		ifp = brcmf_add_if(drvr, ifevent->bssidx, ifevent->ifidx,
-				   emsg->ifname, emsg->addr);
+				   is_p2pdev, emsg->ifname, emsg->addr);
 		if (IS_ERR(ifp))
 			return;
-		brcmf_fws_add_interface(ifp);
+		if (!is_p2pdev)
+			brcmf_fws_add_interface(ifp);
 		if (!drvr->fweh.evt_handler[BRCMF_E_IF])
 			if (brcmf_net_attach(ifp, false) < 0)
 				return;
@@ -222,7 +226,7 @@ static void brcmf_fweh_handle_if_event(struct brcmf_pub *drvr,
 	err = brcmf_fweh_call_event_handler(ifp, emsg->event_code, emsg, data);
 
 	if (ifp && ifevent->action == BRCMF_E_IF_DEL)
-		brcmf_remove_interface(drvr, ifevent->bssidx);
+		brcmf_remove_interface(ifp);
 }
 
 /**
@@ -297,8 +301,7 @@ static void brcmf_fweh_event_worker(struct work_struct *work)
 			goto event_free;
 		}
 
-		if ((event->code == BRCMF_E_TDLS_PEER_EVENT) &&
-		    (emsg.bsscfgidx == 1))
+		if (event->code == BRCMF_E_TDLS_PEER_EVENT)
 			ifp = drvr->iflist[0];
 		else
 			ifp = drvr->iflist[emsg.bsscfgidx];
@@ -314,6 +317,17 @@ event_free:
 	}
 }
 
+/**
+ * brcmf_fweh_p2pdev_setup() - P2P device setup ongoing (or not).
+ *
+ * @ifp: ifp on which setup is taking place or finished.
+ * @ongoing: p2p device setup in progress (or not).
+ */
+void brcmf_fweh_p2pdev_setup(struct brcmf_if *ifp, bool ongoing)
+{
+	ifp->drvr->fweh.p2pdev_setup_ongoing = ongoing;
+}
+
 /**
  * brcmf_fweh_attach() - initialize firmware event handling.
  *
@@ -335,7 +349,7 @@ void brcmf_fweh_attach(struct brcmf_pub *drvr)
 void brcmf_fweh_detach(struct brcmf_pub *drvr)
 {
 	struct brcmf_fweh_info *fweh = &drvr->fweh;
-	struct brcmf_if *ifp = drvr->iflist[0];
+	struct brcmf_if *ifp = brcmf_get_ifp(drvr, 0);
 	s8 eventmask[BRCMF_EVENTING_MASK_LEN];
 
 	if (ifp) {
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fweh.h b/drivers/net/wireless/brcm80211/brcmfmac/fweh.h
index 1326898d6..d9a942842 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/fweh.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/fweh.h
@@ -230,12 +230,14 @@ typedef int (*brcmf_fweh_handler_t)(struct brcmf_if *ifp,
 /**
  * struct brcmf_fweh_info - firmware event handling information.
  *
+ * @p2pdev_setup_ongoing: P2P device creation in progress.
  * @event_work: event worker.
  * @evt_q_lock: lock for event queue protection.
  * @event_q: event queue.
  * @evt_handler: registered event handlers.
  */
 struct brcmf_fweh_info {
+	bool p2pdev_setup_ongoing;
 	struct work_struct event_work;
 	spinlock_t evt_q_lock;
 	struct list_head event_q;
@@ -255,6 +257,7 @@ void brcmf_fweh_unregister(struct brcmf_pub *drvr,
 int brcmf_fweh_activate_events(struct brcmf_if *ifp);
 void brcmf_fweh_process_event(struct brcmf_pub *drvr,
 			      struct brcmf_event *event_packet);
+void brcmf_fweh_p2pdev_setup(struct brcmf_if *ifp, bool ongoing);
 
 static inline void brcmf_fweh_process_skb(struct brcmf_pub *drvr,
 					  struct sk_buff *skb)
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwil.h b/drivers/net/wireless/brcm80211/brcmfmac/fwil.h
index 5434dcf64..b20fc0f82 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/fwil.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/fwil.h
@@ -72,6 +72,7 @@
 #define BRCMF_C_GET_BSS_INFO			136
 #define BRCMF_C_GET_BANDLIST			140
 #define BRCMF_C_SET_SCB_TIMEOUT			158
+#define BRCMF_C_GET_ASSOCLIST			159
 #define BRCMF_C_GET_PHYLIST			180
 #define BRCMF_C_SET_SCAN_CHANNEL_TIME		185
 #define BRCMF_C_SET_SCAN_UNASSOC_TIME		187
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwil_types.h b/drivers/net/wireless/brcm80211/brcmfmac/fwil_types.h
index 297911f38..daa427b46 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/fwil_types.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/fwil_types.h
@@ -119,6 +119,8 @@
 #define BRCMF_COUNTRY_BUF_SZ		4
 #define BRCMF_ANT_MAX			4
 
+#define BRCMF_MAX_ASSOCLIST		128
+
 /* join preference types for join_pref iovar */
 enum brcmf_join_pref_types {
 	BRCMF_JOIN_PREF_RSSI = 1,
@@ -621,4 +623,15 @@ struct brcmf_rev_info_le {
 	__le32 nvramrev;
 };
 
+/**
+ * struct brcmf_assoclist_le - request assoc list.
+ *
+ * @count: indicates number of stations.
+ * @mac: MAC addresses of stations.
+ */
+struct brcmf_assoclist_le {
+	__le32 count;
+	u8 mac[BRCMF_MAX_ASSOCLIST][ETH_ALEN];
+};
+
 #endif /* FWIL_TYPES_H_ */
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
index 5017eaa4a..086cac3f8 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
@@ -972,7 +972,7 @@ static void
 brcmf_fws_flow_control_check(struct brcmf_fws_info *fws, struct pktq *pq,
 			     u8 if_id)
 {
-	struct brcmf_if *ifp = fws->drvr->iflist[!if_id ? 0 : if_id + 1];
+	struct brcmf_if *ifp = brcmf_get_ifp(fws->drvr, if_id);
 
 	if (WARN_ON(!ifp))
 		return;
@@ -1398,7 +1398,7 @@ done:
 }
 
 static int brcmf_fws_txstatus_suppressed(struct brcmf_fws_info *fws, int fifo,
-					 struct sk_buff *skb, u8 ifidx,
+					 struct sk_buff *skb,
 					 u32 genbit, u16 seq)
 {
 	struct brcmf_fws_mac_descriptor *entry = brcmf_skbcb(skb)->mac;
@@ -1448,7 +1448,7 @@ brcmf_fws_txs_process(struct brcmf_fws_info *fws, u8 flags, u32 hslot,
 	struct sk_buff *skb;
 	struct brcmf_skbuff_cb *skcb;
 	struct brcmf_fws_mac_descriptor *entry = NULL;
-	u8 ifidx;
+	struct brcmf_if *ifp;
 
 	brcmf_dbg(DATA, "flags %d\n", flags);
 
@@ -1497,15 +1497,16 @@ brcmf_fws_txs_process(struct brcmf_fws_info *fws, u8 flags, u32 hslot,
 	}
 	brcmf_fws_macdesc_return_req_credit(skb);
 
-	if (brcmf_proto_hdrpull(fws->drvr, false, &ifidx, skb)) {
+	ret = brcmf_proto_hdrpull(fws->drvr, false, skb, &ifp);
+	if (ret) {
 		brcmu_pkt_buf_free_skb(skb);
 		return -EINVAL;
 	}
 	if (!remove_from_hanger)
-		ret = brcmf_fws_txstatus_suppressed(fws, fifo, skb, ifidx,
+		ret = brcmf_fws_txstatus_suppressed(fws, fifo, skb,
 						    genbit, seq);
 	if (remove_from_hanger || ret)
-		brcmf_txfinalize(fws->drvr, skb, ifidx, true);
+		brcmf_txfinalize(ifp, skb, true);
 
 	return 0;
 }
@@ -1615,11 +1616,10 @@ static int brcmf_fws_notify_bcmc_credit_support(struct brcmf_if *ifp,
 	return 0;
 }
 
-int brcmf_fws_hdrpull(struct brcmf_pub *drvr, int ifidx, s16 signal_len,
-		      struct sk_buff *skb)
+void brcmf_fws_hdrpull(struct brcmf_if *ifp, s16 siglen, struct sk_buff *skb)
 {
 	struct brcmf_skb_reorder_data *rd;
-	struct brcmf_fws_info *fws = drvr->fws;
+	struct brcmf_fws_info *fws = ifp->drvr->fws;
 	u8 *signal_data;
 	s16 data_len;
 	u8 type;
@@ -1629,20 +1629,20 @@ int brcmf_fws_hdrpull(struct brcmf_pub *drvr, int ifidx, s16 signal_len,
 	s32 err;
 
 	brcmf_dbg(HDRS, "enter: ifidx %d, skblen %u, sig %d\n",
-		  ifidx, skb->len, signal_len);
+		  ifp->ifidx, skb->len, siglen);
 
-	WARN_ON(signal_len > skb->len);
+	WARN_ON(siglen > skb->len);
 
-	if (!signal_len)
-		return 0;
+	if (!siglen)
+		return;
 	/* if flow control disabled, skip to packet data and leave */
 	if ((!fws) || (!fws->fw_signals)) {
-		skb_pull(skb, signal_len);
-		return 0;
+		skb_pull(skb, siglen);
+		return;
 	}
 
 	fws->stats.header_pulls++;
-	data_len = signal_len;
+	data_len = siglen;
 	signal_data = skb->data;
 
 	status = BRCMF_FWS_RET_OK_NOSCHEDULE;
@@ -1730,14 +1730,12 @@ int brcmf_fws_hdrpull(struct brcmf_pub *drvr, int ifidx, s16 signal_len,
 	/* signalling processing result does
 	 * not affect the actual ethernet packet.
 	 */
-	skb_pull(skb, signal_len);
+	skb_pull(skb, siglen);
 
 	/* this may be a signal-only packet
 	 */
 	if (skb->len == 0)
 		fws->stats.header_only_pkt++;
-
-	return 0;
 }
 
 static u8 brcmf_fws_precommit_skb(struct brcmf_fws_info *fws, int fifo,
@@ -1848,7 +1846,7 @@ static int brcmf_fws_commit_skb(struct brcmf_fws_info *fws, int fifo,
 		entry->transit_count--;
 		if (entry->suppressed)
 			entry->suppr_transit_count--;
-		brcmf_proto_hdrpull(fws->drvr, false, &ifidx, skb);
+		(void)brcmf_proto_hdrpull(fws->drvr, false, skb, NULL);
 		goto rollback;
 	}
 
@@ -1904,7 +1902,7 @@ int brcmf_fws_process_skb(struct brcmf_if *ifp, struct sk_buff *skb)
 	if (fws->avoid_queueing) {
 		rc = brcmf_proto_txdata(drvr, ifp->ifidx, 0, skb);
 		if (rc < 0)
-			brcmf_txfinalize(drvr, skb, ifp->ifidx, false);
+			brcmf_txfinalize(ifp, skb, false);
 		return rc;
 	}
 
@@ -1928,7 +1926,7 @@ int brcmf_fws_process_skb(struct brcmf_if *ifp, struct sk_buff *skb)
 		brcmf_fws_schedule_deq(fws);
 	} else {
 		brcmf_err("drop skb: no hanger slot\n");
-		brcmf_txfinalize(drvr, skb, ifp->ifidx, false);
+		brcmf_txfinalize(ifp, skb, false);
 		rc = -ENOMEM;
 	}
 	brcmf_fws_unlock(fws);
@@ -2008,8 +2006,9 @@ static void brcmf_fws_dequeue_worker(struct work_struct *worker)
 				ret = brcmf_proto_txdata(drvr, ifidx, 0, skb);
 				brcmf_fws_lock(fws);
 				if (ret < 0)
-					brcmf_txfinalize(drvr, skb, ifidx,
-							 false);
+					brcmf_txfinalize(brcmf_get_ifp(drvr,
+								       ifidx),
+							 skb, false);
 				if (fws->bus_flow_blocked)
 					break;
 			}
@@ -2117,6 +2116,7 @@ static int brcmf_debugfs_fws_stats_read(struct seq_file *seq, void *data)
 int brcmf_fws_init(struct brcmf_pub *drvr)
 {
 	struct brcmf_fws_info *fws;
+	struct brcmf_if *ifp;
 	u32 tlv = BRCMF_FWS_FLAGS_RSSI_SIGNALS;
 	int rc;
 	u32 mode;
@@ -2176,21 +2176,22 @@ int brcmf_fws_init(struct brcmf_pub *drvr)
 	 * continue. Set mode back to none indicating not enabled.
 	 */
 	fws->fw_signals = true;
-	if (brcmf_fil_iovar_int_set(drvr->iflist[0], "tlv", tlv)) {
+	ifp = brcmf_get_ifp(drvr, 0);
+	if (brcmf_fil_iovar_int_set(ifp, "tlv", tlv)) {
 		brcmf_err("failed to set bdcv2 tlv signaling\n");
 		fws->fcmode = BRCMF_FWS_FCMODE_NONE;
 		fws->fw_signals = false;
 	}
 
-	if (brcmf_fil_iovar_int_set(drvr->iflist[0], "ampdu_hostreorder", 1))
+	if (brcmf_fil_iovar_int_set(ifp, "ampdu_hostreorder", 1))
 		brcmf_dbg(INFO, "enabling AMPDU host-reorder failed\n");
 
 	/* Enable seq number reuse, if supported */
-	if (brcmf_fil_iovar_int_get(drvr->iflist[0], "wlfc_mode", &mode) == 0) {
+	if (brcmf_fil_iovar_int_get(ifp, "wlfc_mode", &mode) == 0) {
 		if (BRCMF_FWS_MODE_GET_REUSESEQ(mode)) {
 			mode = 0;
 			BRCMF_FWS_MODE_SET_REUSESEQ(mode, 1);
-			if (brcmf_fil_iovar_int_set(drvr->iflist[0],
+			if (brcmf_fil_iovar_int_set(ifp,
 						    "wlfc_mode", mode) == 0) {
 				BRCMF_FWS_MODE_SET_REUSESEQ(fws->mode, 1);
 			}
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.h b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.h
index 9fc860910..a36bac17e 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.h
@@ -21,8 +21,7 @@
 int brcmf_fws_init(struct brcmf_pub *drvr);
 void brcmf_fws_deinit(struct brcmf_pub *drvr);
 bool brcmf_fws_fc_active(struct brcmf_fws_info *fws);
-int brcmf_fws_hdrpull(struct brcmf_pub *drvr, int ifidx, s16 signal_len,
-		      struct sk_buff *skb);
+void brcmf_fws_hdrpull(struct brcmf_if *ifp, s16 siglen, struct sk_buff *skb);
 int brcmf_fws_process_skb(struct brcmf_if *ifp, struct sk_buff *skb);
 
 void brcmf_fws_reset_interface(struct brcmf_if *ifp);
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c b/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
index 7b2136c9b..44e618f9d 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
@@ -522,7 +522,7 @@ static int brcmf_msgbuf_set_dcmd(struct brcmf_pub *drvr, int ifidx,
 
 
 static int brcmf_msgbuf_hdrpull(struct brcmf_pub *drvr, bool do_fws,
-				u8 *ifidx, struct sk_buff *skb)
+				struct sk_buff *skb, struct brcmf_if **ifp)
 {
 	return -ENODEV;
 }
@@ -873,7 +873,8 @@ brcmf_msgbuf_process_txstatus(struct brcmf_msgbuf *msgbuf, void *buf)
 	commonring = msgbuf->flowrings[flowid];
 	atomic_dec(&commonring->outstanding_tx);
 
-	brcmf_txfinalize(msgbuf->drvr, skb, tx_status->msg.ifidx, true);
+	brcmf_txfinalize(brcmf_get_ifp(msgbuf->drvr, tx_status->msg.ifidx),
+			 skb, true);
 }
 
 
@@ -1081,15 +1082,7 @@ brcmf_msgbuf_rx_skb(struct brcmf_msgbuf *msgbuf, struct sk_buff *skb,
 {
 	struct brcmf_if *ifp;
 
-	/* The ifidx is the idx to map to matching netdev/ifp. When receiving
-	 * events this is easy because it contains the bssidx which maps
-	 * 1-on-1 to the netdev/ifp. But for data frames the ifidx is rcvd.
-	 * bssidx 1 is used for p2p0 and no data can be received or
-	 * transmitted on it. Therefor bssidx is ifidx + 1 if ifidx > 0
-	 */
-	if (ifidx)
-		(ifidx)++;
-	ifp = msgbuf->drvr->iflist[ifidx];
+	ifp = brcmf_get_ifp(msgbuf->drvr, ifidx);
 	if (!ifp || !ifp->ndev) {
 		brcmf_err("Received pkt for invalid ifidx %d\n", ifidx);
 		brcmu_pkt_buf_free_skb(skb);
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/p2p.c b/drivers/net/wireless/brcm80211/brcmfmac/p2p.c
index a9ba775a2..d224b3dd7 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/p2p.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/p2p.c
@@ -2084,11 +2084,13 @@ static struct wireless_dev *brcmf_p2p_create_p2pdev(struct brcmf_p2p_info *p2p,
 	brcmf_p2p_set_firmware(pri_ifp, p2p->dev_addr);
 
 	brcmf_cfg80211_arm_vif_event(p2p->cfg, p2p_vif);
+	brcmf_fweh_p2pdev_setup(pri_ifp, true);
 
 	/* Initialize P2P Discovery in the firmware */
 	err = brcmf_fil_iovar_int_set(pri_ifp, "p2p_disc", 1);
 	if (err < 0) {
 		brcmf_err("set p2p_disc error\n");
+		brcmf_fweh_p2pdev_setup(pri_ifp, false);
 		brcmf_cfg80211_arm_vif_event(p2p->cfg, NULL);
 		goto fail;
 	}
@@ -2097,6 +2099,7 @@ static struct wireless_dev *brcmf_p2p_create_p2pdev(struct brcmf_p2p_info *p2p,
 	err = brcmf_cfg80211_wait_vif_event_timeout(p2p->cfg, BRCMF_E_IF_ADD,
 						    msecs_to_jiffies(1500));
 	brcmf_cfg80211_arm_vif_event(p2p->cfg, NULL);
+	brcmf_fweh_p2pdev_setup(pri_ifp, false);
 	if (!err) {
 		brcmf_err("timeout occurred\n");
 		err = -EIO;
@@ -2130,20 +2133,6 @@ fail:
 	return ERR_PTR(err);
 }
 
-/**
- * brcmf_p2p_delete_p2pdev() - delete P2P_DEVICE virtual interface.
- *
- * @vif: virtual interface object to delete.
- */
-static void brcmf_p2p_delete_p2pdev(struct brcmf_p2p_info *p2p,
-				    struct brcmf_cfg80211_vif *vif)
-{
-	cfg80211_unregister_wdev(&vif->wdev);
-	p2p->bss_idx[P2PAPI_BSSCFG_DEVICE].vif = NULL;
-	brcmf_remove_interface(vif->ifp->drvr, vif->ifp->bssidx);
-	brcmf_free_vif(vif);
-}
-
 /**
  * brcmf_p2p_add_vif() - create a new P2P virtual interface.
  *
@@ -2255,6 +2244,7 @@ int brcmf_p2p_del_vif(struct wiphy *wiphy, struct wireless_dev *wdev)
 	brcmf_dbg(TRACE, "delete P2P vif\n");
 	vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev);
 
+	brcmf_cfg80211_arm_vif_event(cfg, vif);
 	switch (vif->wdev.iftype) {
 	case NL80211_IFTYPE_P2P_CLIENT:
 		if (test_bit(BRCMF_VIF_STATUS_DISCONNECTING, &vif->sme_state))
@@ -2267,10 +2257,10 @@ int brcmf_p2p_del_vif(struct wiphy *wiphy, struct wireless_dev *wdev)
 		break;
 
 	case NL80211_IFTYPE_P2P_DEVICE:
+		if (!p2p->bss_idx[P2PAPI_BSSCFG_DEVICE].vif)
+			return 0;
 		brcmf_p2p_cancel_remain_on_channel(vif->ifp);
 		brcmf_p2p_deinit_discovery(p2p);
-		brcmf_p2p_delete_p2pdev(p2p, vif);
-		return 0;
 	default:
 		return -ENOTSUPP;
 	}
@@ -2282,10 +2272,11 @@ int brcmf_p2p_del_vif(struct wiphy *wiphy, struct wireless_dev *wdev)
 		wait_for_completion_timeout(&cfg->vif_disabled,
 					    msecs_to_jiffies(500));
 
-	brcmf_vif_clear_mgmt_ies(vif);
-
-	brcmf_cfg80211_arm_vif_event(cfg, vif);
-	err = brcmf_p2p_release_p2p_if(vif);
+	err = 0;
+	if (vif->wdev.iftype != NL80211_IFTYPE_P2P_DEVICE) {
+		brcmf_vif_clear_mgmt_ies(vif);
+		err = brcmf_p2p_release_p2p_if(vif);
+	}
 	if (!err) {
 		/* wait for firmware event */
 		err = brcmf_cfg80211_wait_vif_event_timeout(cfg, BRCMF_E_IF_DEL,
@@ -2295,12 +2286,31 @@ int brcmf_p2p_del_vif(struct wiphy *wiphy, struct wireless_dev *wdev)
 		else
 			err = 0;
 	}
+	if (err)
+		brcmf_remove_interface(vif->ifp);
+
 	brcmf_cfg80211_arm_vif_event(cfg, NULL);
-	p2p->bss_idx[P2PAPI_BSSCFG_CONNECTION].vif = NULL;
+	if (vif->wdev.iftype != NL80211_IFTYPE_P2P_DEVICE)
+		p2p->bss_idx[P2PAPI_BSSCFG_CONNECTION].vif = NULL;
 
 	return err;
 }
 
+void brcmf_p2p_ifp_removed(struct brcmf_if *ifp)
+{
+	struct brcmf_cfg80211_info *cfg;
+	struct brcmf_cfg80211_vif *vif;
+
+	brcmf_dbg(INFO, "P2P: device interface removed\n");
+	vif = ifp->vif;
+	cfg = wdev_to_cfg(&vif->wdev);
+	cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif = NULL;
+	rtnl_lock();
+	cfg80211_unregister_wdev(&vif->wdev);
+	rtnl_unlock();
+	brcmf_free_vif(vif);
+}
+
 int brcmf_p2p_start_device(struct wiphy *wiphy, struct wireless_dev *wdev)
 {
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
@@ -2324,87 +2334,49 @@ void brcmf_p2p_stop_device(struct wiphy *wiphy, struct wireless_dev *wdev)
 	struct brcmf_cfg80211_vif *vif;
 
 	vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev);
-	mutex_lock(&cfg->usr_sync);
-	(void)brcmf_p2p_deinit_discovery(p2p);
-	brcmf_abort_scanning(cfg);
-	clear_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state);
-	mutex_unlock(&cfg->usr_sync);
+	/* This call can be result of the unregister_wdev call. In that case
+	 * we dont want to do anything anymore. Just return. The config vif
+	 * will have been cleared at this point.
+	 */
+	if (p2p->bss_idx[P2PAPI_BSSCFG_DEVICE].vif == vif) {
+		mutex_lock(&cfg->usr_sync);
+		/* Set the discovery state to SCAN */
+		(void)brcmf_p2p_set_discover_state(vif->ifp,
+						   WL_P2P_DISC_ST_SCAN, 0, 0);
+		brcmf_abort_scanning(cfg);
+		clear_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state);
+		mutex_unlock(&cfg->usr_sync);
+	}
 }
 
 /**
  * brcmf_p2p_attach() - attach for P2P.
  *
  * @cfg: driver private data for cfg80211 interface.
+ * @p2pdev_forced: create p2p device interface at attach.
  */
-s32 brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg)
+s32 brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg, bool p2pdev_forced)
 {
-	struct brcmf_if *pri_ifp;
-	struct brcmf_if *p2p_ifp;
-	struct brcmf_cfg80211_vif *p2p_vif;
 	struct brcmf_p2p_info *p2p;
-	struct brcmf_pub *drvr;
-	s32 bssidx;
+	struct brcmf_if *pri_ifp;
 	s32 err = 0;
+	void *err_ptr;
 
 	p2p = &cfg->p2p;
 	p2p->cfg = cfg;
 
-	drvr = cfg->pub;
-
-	pri_ifp = drvr->iflist[0];
-	p2p_ifp = drvr->iflist[1];
-
+	pri_ifp = brcmf_get_ifp(cfg->pub, 0);
 	p2p->bss_idx[P2PAPI_BSSCFG_PRIMARY].vif = pri_ifp->vif;
 
-	if (p2p_ifp) {
-		p2p_vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_P2P_DEVICE,
-					  false);
-		if (IS_ERR(p2p_vif)) {
-			brcmf_err("could not create discovery vif\n");
-			err = -ENOMEM;
-			goto exit;
-		}
-
-		p2p_vif->ifp = p2p_ifp;
-		p2p_ifp->vif = p2p_vif;
-		p2p_vif->wdev.netdev = p2p_ifp->ndev;
-		p2p_ifp->ndev->ieee80211_ptr = &p2p_vif->wdev;
-		SET_NETDEV_DEV(p2p_ifp->ndev, wiphy_dev(cfg->wiphy));
-
-		p2p->bss_idx[P2PAPI_BSSCFG_DEVICE].vif = p2p_vif;
-
-		brcmf_p2p_generate_bss_mac(p2p, NULL);
-		memcpy(p2p_ifp->mac_addr, p2p->dev_addr, ETH_ALEN);
-		brcmf_p2p_set_firmware(pri_ifp, p2p->dev_addr);
-
-		/* Initialize P2P Discovery in the firmware */
-		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);
-			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);
-			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);
-			goto exit;
+	if (p2pdev_forced) {
+		err_ptr = brcmf_p2p_create_p2pdev(p2p, NULL, NULL);
+		if (IS_ERR(err_ptr)) {
+			brcmf_err("P2P device creation failed.\n");
+			err = PTR_ERR(err_ptr);
 		}
-
-		init_completion(&p2p->send_af_done);
-		INIT_WORK(&p2p->afx_hdl.afx_work, brcmf_p2p_afx_handler);
-		init_completion(&p2p->afx_hdl.act_frm_scan);
-		init_completion(&p2p->wait_next_af);
+	} else {
+		p2p->p2pdev_dynamically = true;
 	}
-exit:
 	return err;
 }
 
@@ -2421,10 +2393,7 @@ void brcmf_p2p_detach(struct brcmf_p2p_info *p2p)
 	if (vif != NULL) {
 		brcmf_p2p_cancel_remain_on_channel(vif->ifp);
 		brcmf_p2p_deinit_discovery(p2p);
-		/* remove discovery interface */
-		rtnl_lock();
-		brcmf_p2p_delete_p2pdev(p2p, vif);
-		rtnl_unlock();
+		brcmf_remove_interface(vif->ifp);
 	}
 	/* just set it all to zero */
 	memset(p2p, 0, sizeof(*p2p));
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/p2p.h b/drivers/net/wireless/brcm80211/brcmfmac/p2p.h
index 872f382d9..5d4905902 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/p2p.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/p2p.h
@@ -124,6 +124,7 @@ struct afx_hdl {
  * @wait_next_af: thread synchronizing struct.
  * @gon_req_action: about to send go negotiation requets frame.
  * @block_gon_req_tx: drop tx go negotiation requets frame.
+ * @p2pdev_dynamically: is p2p device if created by module param or supplicant.
  */
 struct brcmf_p2p_info {
 	struct brcmf_cfg80211_info *cfg;
@@ -144,9 +145,10 @@ struct brcmf_p2p_info {
 	struct completion wait_next_af;
 	bool gon_req_action;
 	bool block_gon_req_tx;
+	bool p2pdev_dynamically;
 };
 
-s32 brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg);
+s32 brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg, bool p2pdev_forced);
 void brcmf_p2p_detach(struct brcmf_p2p_info *p2p);
 struct wireless_dev *brcmf_p2p_add_vif(struct wiphy *wiphy, const char *name,
 				       unsigned char name_assign_type,
@@ -155,6 +157,7 @@ struct wireless_dev *brcmf_p2p_add_vif(struct wiphy *wiphy, const char *name,
 int brcmf_p2p_del_vif(struct wiphy *wiphy, struct wireless_dev *wdev);
 int brcmf_p2p_ifchange(struct brcmf_cfg80211_info *cfg,
 		       enum brcmf_fil_p2p_if_types if_type);
+void brcmf_p2p_ifp_removed(struct brcmf_if *ifp);
 int brcmf_p2p_start_device(struct wiphy *wiphy, struct wireless_dev *wdev);
 void brcmf_p2p_stop_device(struct wiphy *wiphy, struct wireless_dev *wdev);
 int brcmf_p2p_scan_prep(struct wiphy *wiphy,
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/brcm80211/brcmfmac/pcie.c
index 5a2c8c149..c5e39b431 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/pcie.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/pcie.c
@@ -47,12 +47,20 @@ enum brcmf_pcie_state {
 
 #define BRCMF_PCIE_43602_FW_NAME		"/*(DEBLOBBED)*/"
 #define BRCMF_PCIE_43602_NVRAM_NAME		"brcm/brcmfmac43602-pcie.txt"
+#define BRCMF_PCIE_4350_FW_NAME			"/*(DEBLOBBED)*/"
+#define BRCMF_PCIE_4350_NVRAM_NAME		"brcm/brcmfmac4350-pcie.txt"
 #define BRCMF_PCIE_4356_FW_NAME			"/*(DEBLOBBED)*/"
 #define BRCMF_PCIE_4356_NVRAM_NAME		"brcm/brcmfmac4356-pcie.txt"
 #define BRCMF_PCIE_43570_FW_NAME		"/*(DEBLOBBED)*/"
 #define BRCMF_PCIE_43570_NVRAM_NAME		"brcm/brcmfmac43570-pcie.txt"
 #define BRCMF_PCIE_4358_FW_NAME			"/*(DEBLOBBED)*/"
 #define BRCMF_PCIE_4358_NVRAM_NAME		"brcm/brcmfmac4358-pcie.txt"
+#define BRCMF_PCIE_4365_FW_NAME			"/*(DEBLOBBED)*/"
+#define BRCMF_PCIE_4365_NVRAM_NAME		"brcm/brcmfmac4365b-pcie.txt"
+#define BRCMF_PCIE_4366_FW_NAME			"/*(DEBLOBBED)*/"
+#define BRCMF_PCIE_4366_NVRAM_NAME		"brcm/brcmfmac4366b-pcie.txt"
+#define BRCMF_PCIE_4371_FW_NAME			"/*(DEBLOBBED)*/"
+#define BRCMF_PCIE_4371_NVRAM_NAME		"brcm/brcmfmac4371-pcie.txt"
 
 #define BRCMF_PCIE_FW_UP_TIMEOUT		2000 /* msec */
 
@@ -74,6 +82,8 @@ enum brcmf_pcie_state {
 #define BRCMF_PCIE_REG_INTMASK			0x94
 #define BRCMF_PCIE_REG_SBMBX			0x98
 
+#define BRCMF_PCIE_REG_LINK_STATUS_CTRL		0xBC
+
 #define BRCMF_PCIE_PCIE2REG_INTMASK		0x24
 #define BRCMF_PCIE_PCIE2REG_MAILBOXINT		0x48
 #define BRCMF_PCIE_PCIE2REG_MAILBOXMASK		0x4C
@@ -427,6 +437,47 @@ brcmf_pcie_copy_mem_todev(struct brcmf_pciedev_info *devinfo, u32 mem_offset,
 }
 
 
+static void
+brcmf_pcie_copy_dev_tomem(struct brcmf_pciedev_info *devinfo, u32 mem_offset,
+			  void *dstaddr, u32 len)
+{
+	void __iomem *address = devinfo->tcm + mem_offset;
+	__le32 *dst32;
+	__le16 *dst16;
+	u8 *dst8;
+
+	if (((ulong)address & 4) || ((ulong)dstaddr & 4) || (len & 4)) {
+		if (((ulong)address & 2) || ((ulong)dstaddr & 2) || (len & 2)) {
+			dst8 = (u8 *)dstaddr;
+			while (len) {
+				*dst8 = ioread8(address);
+				address++;
+				dst8++;
+				len--;
+			}
+		} else {
+			len = len / 2;
+			dst16 = (__le16 *)dstaddr;
+			while (len) {
+				*dst16 = cpu_to_le16(ioread16(address));
+				address += 2;
+				dst16++;
+				len--;
+			}
+		}
+	} else {
+		len = len / 4;
+		dst32 = (__le32 *)dstaddr;
+		while (len) {
+			*dst32 = cpu_to_le32(ioread32(address));
+			address += 4;
+			dst32++;
+			len--;
+		}
+	}
+}
+
+
 #define WRITECC32(devinfo, reg, value) brcmf_pcie_write_reg32(devinfo, \
 		CHIPCREGOFFS(reg), value)
 
@@ -459,6 +510,7 @@ brcmf_pcie_select_core(struct brcmf_pciedev_info *devinfo, u16 coreid)
 
 static void brcmf_pcie_reset_device(struct brcmf_pciedev_info *devinfo)
 {
+	struct brcmf_core *core;
 	u16 cfg_offset[] = { BRCMF_PCIE_CFGREG_STATUS_CMD,
 			     BRCMF_PCIE_CFGREG_PM_CSR,
 			     BRCMF_PCIE_CFGREG_MSI_CAP,
@@ -477,32 +529,38 @@ static void brcmf_pcie_reset_device(struct brcmf_pciedev_info *devinfo)
 	if (!devinfo->ci)
 		return;
 
+	/* Disable ASPM */
 	brcmf_pcie_select_core(devinfo, BCMA_CORE_PCIE2);
-	brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_PCIE2REG_CONFIGADDR,
-			       BRCMF_PCIE_CFGREG_LINK_STATUS_CTRL);
-	lsc = brcmf_pcie_read_reg32(devinfo, BRCMF_PCIE_PCIE2REG_CONFIGDATA);
+	pci_read_config_dword(devinfo->pdev, BRCMF_PCIE_REG_LINK_STATUS_CTRL,
+			      &lsc);
 	val = lsc & (~BRCMF_PCIE_LINK_STATUS_CTRL_ASPM_ENAB);
-	brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_PCIE2REG_CONFIGDATA, val);
+	pci_write_config_dword(devinfo->pdev, BRCMF_PCIE_REG_LINK_STATUS_CTRL,
+			       val);
 
+	/* Watchdog reset */
 	brcmf_pcie_select_core(devinfo, BCMA_CORE_CHIPCOMMON);
 	WRITECC32(devinfo, watchdog, 4);
 	msleep(100);
 
+	/* Restore ASPM */
 	brcmf_pcie_select_core(devinfo, BCMA_CORE_PCIE2);
-	brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_PCIE2REG_CONFIGADDR,
-			       BRCMF_PCIE_CFGREG_LINK_STATUS_CTRL);
-	brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_PCIE2REG_CONFIGDATA, lsc);
-
-	brcmf_pcie_select_core(devinfo, BCMA_CORE_PCIE2);
-	for (i = 0; i < ARRAY_SIZE(cfg_offset); i++) {
-		brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_PCIE2REG_CONFIGADDR,
-				       cfg_offset[i]);
-		val = brcmf_pcie_read_reg32(devinfo,
-					    BRCMF_PCIE_PCIE2REG_CONFIGDATA);
-		brcmf_dbg(PCIE, "config offset 0x%04x, value 0x%04x\n",
-			  cfg_offset[i], val);
-		brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_PCIE2REG_CONFIGDATA,
-				       val);
+	pci_write_config_dword(devinfo->pdev, BRCMF_PCIE_REG_LINK_STATUS_CTRL,
+			       lsc);
+
+	core = brcmf_chip_get_core(devinfo->ci, BCMA_CORE_PCIE2);
+	if (core->rev <= 13) {
+		for (i = 0; i < ARRAY_SIZE(cfg_offset); i++) {
+			brcmf_pcie_write_reg32(devinfo,
+					       BRCMF_PCIE_PCIE2REG_CONFIGADDR,
+					       cfg_offset[i]);
+			val = brcmf_pcie_read_reg32(devinfo,
+				BRCMF_PCIE_PCIE2REG_CONFIGDATA);
+			brcmf_dbg(PCIE, "config offset 0x%04x, value 0x%04x\n",
+				  cfg_offset[i], val);
+			brcmf_pcie_write_reg32(devinfo,
+					       BRCMF_PCIE_PCIE2REG_CONFIGDATA,
+					       val);
+		}
 	}
 }
 
@@ -512,8 +570,6 @@ static void brcmf_pcie_attach(struct brcmf_pciedev_info *devinfo)
 	u32 config;
 
 	brcmf_pcie_select_core(devinfo, BCMA_CORE_PCIE2);
-	if (brcmf_pcie_read_reg32(devinfo, BRCMF_PCIE_PCIE2REG_INTMASK) != 0)
-		brcmf_pcie_reset_device(devinfo);
 	/* BAR1 window may not be sized properly */
 	brcmf_pcie_select_core(devinfo, BCMA_CORE_PCIE2);
 	brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_PCIE2REG_CONFIGADDR, 0x4e0);
@@ -637,7 +693,7 @@ static void brcmf_pcie_bus_console_init(struct brcmf_pciedev_info *devinfo)
 	addr = console->base_addr + BRCMF_CONSOLE_BUFSIZE_OFFSET;
 	console->bufsize = brcmf_pcie_read_tcm32(devinfo, addr);
 
-	brcmf_dbg(PCIE, "Console: base %x, buf %x, size %d\n",
+	brcmf_dbg(FWCON, "Console: base %x, buf %x, size %d\n",
 		  console->base_addr, console->buf_addr, console->bufsize);
 }
 
@@ -649,6 +705,9 @@ static void brcmf_pcie_bus_console_read(struct brcmf_pciedev_info *devinfo)
 	u8 ch;
 	u32 newidx;
 
+	if (!BRCMF_FWCON_ON())
+		return;
+
 	console = &devinfo->shared.console;
 	addr = console->base_addr + BRCMF_CONSOLE_WRITEIDX_OFFSET;
 	newidx = brcmf_pcie_read_tcm32(devinfo, addr);
@@ -670,7 +729,7 @@ static void brcmf_pcie_bus_console_read(struct brcmf_pciedev_info *devinfo)
 		}
 		if (ch == '\n') {
 			console->log_str[console->log_idx] = 0;
-			brcmf_dbg(PCIE, "CONSOLE: %s", console->log_str);
+			pr_debug("CONSOLE: %s", console->log_str);
 			console->log_idx = 0;
 		}
 	}
@@ -1323,12 +1382,36 @@ static void brcmf_pcie_wowl_config(struct device *dev, bool enabled)
 }
 
 
+static size_t brcmf_pcie_get_ramsize(struct device *dev)
+{
+	struct brcmf_bus *bus_if = dev_get_drvdata(dev);
+	struct brcmf_pciedev *buspub = bus_if->bus_priv.pcie;
+	struct brcmf_pciedev_info *devinfo = buspub->devinfo;
+
+	return devinfo->ci->ramsize - devinfo->ci->srsize;
+}
+
+
+static int brcmf_pcie_get_memdump(struct device *dev, void *data, size_t len)
+{
+	struct brcmf_bus *bus_if = dev_get_drvdata(dev);
+	struct brcmf_pciedev *buspub = bus_if->bus_priv.pcie;
+	struct brcmf_pciedev_info *devinfo = buspub->devinfo;
+
+	brcmf_dbg(PCIE, "dump at 0x%08X: len=%zu\n", devinfo->ci->rambase, len);
+	brcmf_pcie_copy_dev_tomem(devinfo, devinfo->ci->rambase, data, len);
+	return 0;
+}
+
+
 static struct brcmf_bus_ops brcmf_pcie_bus_ops = {
 	.txdata = brcmf_pcie_tx,
 	.stop = brcmf_pcie_down,
 	.txctl = brcmf_pcie_tx_ctlpkt,
 	.rxctl = brcmf_pcie_rx_ctlpkt,
 	.wowl_config = brcmf_pcie_wowl_config,
+	.get_ramsize = brcmf_pcie_get_ramsize,
+	.get_memdump = brcmf_pcie_get_memdump,
 };
 
 
@@ -1401,6 +1484,10 @@ static int brcmf_pcie_get_fwnames(struct brcmf_pciedev_info *devinfo)
 		fw_name = BRCMF_PCIE_43602_FW_NAME;
 		nvram_name = BRCMF_PCIE_43602_NVRAM_NAME;
 		break;
+	case BRCM_CC_4350_CHIP_ID:
+		fw_name = BRCMF_PCIE_4350_FW_NAME;
+		nvram_name = BRCMF_PCIE_4350_NVRAM_NAME;
+		break;
 	case BRCM_CC_4356_CHIP_ID:
 		fw_name = BRCMF_PCIE_4356_FW_NAME;
 		nvram_name = BRCMF_PCIE_4356_NVRAM_NAME;
@@ -1415,6 +1502,18 @@ static int brcmf_pcie_get_fwnames(struct brcmf_pciedev_info *devinfo)
 		fw_name = BRCMF_PCIE_4358_FW_NAME;
 		nvram_name = BRCMF_PCIE_4358_NVRAM_NAME;
 		break;
+	case BRCM_CC_4365_CHIP_ID:
+		fw_name = BRCMF_PCIE_4365_FW_NAME;
+		nvram_name = BRCMF_PCIE_4365_NVRAM_NAME;
+		break;
+	case BRCM_CC_4366_CHIP_ID:
+		fw_name = BRCMF_PCIE_4366_FW_NAME;
+		nvram_name = BRCMF_PCIE_4366_NVRAM_NAME;
+		break;
+	case BRCM_CC_4371_CHIP_ID:
+		fw_name = BRCMF_PCIE_4371_FW_NAME;
+		nvram_name = BRCMF_PCIE_4371_NVRAM_NAME;
+		break;
 	default:
 		brcmf_err("Unsupported chip 0x%04x\n", devinfo->ci->chip);
 		return -ENODEV;
@@ -1626,6 +1725,23 @@ static int brcmf_pcie_buscoreprep(void *ctx)
 }
 
 
+static int brcmf_pcie_buscore_reset(void *ctx, struct brcmf_chip *chip)
+{
+	struct brcmf_pciedev_info *devinfo = (struct brcmf_pciedev_info *)ctx;
+	u32 val;
+
+	devinfo->ci = chip;
+	brcmf_pcie_reset_device(devinfo);
+
+	val = brcmf_pcie_read_reg32(devinfo, BRCMF_PCIE_PCIE2REG_MAILBOXINT);
+	if (val != 0xffffffff)
+		brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_PCIE2REG_MAILBOXINT,
+				       val);
+
+	return 0;
+}
+
+
 static void brcmf_pcie_buscore_activate(void *ctx, struct brcmf_chip *chip,
 					u32 rstvec)
 {
@@ -1637,6 +1753,7 @@ static void brcmf_pcie_buscore_activate(void *ctx, struct brcmf_chip *chip,
 
 static const struct brcmf_buscore_ops brcmf_pcie_buscore_ops = {
 	.prepare = brcmf_pcie_buscoreprep,
+	.reset = brcmf_pcie_buscore_reset,
 	.activate = brcmf_pcie_buscore_activate,
 	.read32 = brcmf_pcie_buscore_read32,
 	.write32 = brcmf_pcie_buscore_write32,
@@ -1804,7 +1921,6 @@ brcmf_pcie_remove(struct pci_dev *pdev)
 		brcmf_pcie_intr_disable(devinfo);
 
 	brcmf_detach(&pdev->dev);
-	brcmf_pcie_reset_device(devinfo);
 
 	kfree(bus->bus_priv.pcie);
 	kfree(bus->msgbuf->flowrings);
@@ -1922,6 +2038,7 @@ cleanup:
 	PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_NETWORK_OTHER << 8, 0xffff00, 0 }
 
 static struct pci_device_id brcmf_pcie_devid_table[] = {
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4350_DEVICE_ID),
 	BRCMF_PCIE_DEVICE(BRCM_PCIE_4356_DEVICE_ID),
 	BRCMF_PCIE_DEVICE(BRCM_PCIE_43567_DEVICE_ID),
 	BRCMF_PCIE_DEVICE(BRCM_PCIE_43570_DEVICE_ID),
@@ -1930,6 +2047,13 @@ static struct pci_device_id brcmf_pcie_devid_table[] = {
 	BRCMF_PCIE_DEVICE(BRCM_PCIE_43602_2G_DEVICE_ID),
 	BRCMF_PCIE_DEVICE(BRCM_PCIE_43602_5G_DEVICE_ID),
 	BRCMF_PCIE_DEVICE(BRCM_PCIE_43602_RAW_DEVICE_ID),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4365_DEVICE_ID),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4365_2G_DEVICE_ID),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4365_5G_DEVICE_ID),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4366_DEVICE_ID),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4366_2G_DEVICE_ID),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4366_5G_DEVICE_ID),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4371_DEVICE_ID),
 	{ /* end: all zeroes */ }
 };
 
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/proto.h b/drivers/net/wireless/brcm80211/brcmfmac/proto.h
index 971172ff6..d55119d36 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/proto.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/proto.h
@@ -24,8 +24,8 @@ enum proto_addr_mode {
 
 
 struct brcmf_proto {
-	int (*hdrpull)(struct brcmf_pub *drvr, bool do_fws, u8 *ifidx,
-		       struct sk_buff *skb);
+	int (*hdrpull)(struct brcmf_pub *drvr, bool do_fws,
+		       struct sk_buff *skb, struct brcmf_if **ifp);
 	int (*query_dcmd)(struct brcmf_pub *drvr, int ifidx, uint cmd,
 			  void *buf, uint len);
 	int (*set_dcmd)(struct brcmf_pub *drvr, int ifidx, uint cmd, void *buf,
@@ -46,9 +46,19 @@ int brcmf_proto_attach(struct brcmf_pub *drvr);
 void brcmf_proto_detach(struct brcmf_pub *drvr);
 
 static inline int brcmf_proto_hdrpull(struct brcmf_pub *drvr, bool do_fws,
-				      u8 *ifidx, struct sk_buff *skb)
+				      struct sk_buff *skb,
+				      struct brcmf_if **ifp)
 {
-	return drvr->proto->hdrpull(drvr, do_fws, ifidx, skb);
+	struct brcmf_if *tmp = NULL;
+
+	/* assure protocol is always called with
+	 * non-null initialized pointer.
+	 */
+	if (ifp)
+		*ifp = NULL;
+	else
+		ifp = &tmp;
+	return drvr->proto->hdrpull(drvr, do_fws, skb, ifp);
 }
 static inline int brcmf_proto_query_dcmd(struct brcmf_pub *drvr, int ifidx,
 					 uint cmd, void *buf, uint len)
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/sdio.c
index b45cc12d0..23f9f0358 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/sdio.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/sdio.c
@@ -15,6 +15,7 @@
  */
 
 #include <linux/types.h>
+#include <linux/atomic.h>
 #include <linux/kernel.h>
 #include <linux/kthread.h>
 #include <linux/printk.h>
@@ -123,6 +124,7 @@ struct rte_console {
 
 #define BRCMF_FIRSTREAD	(1 << 6)
 
+#define BRCMF_CONSOLE	10	/* watchdog interval to poll console */
 
 /* SBSDIO_DEVICE_CTL */
 
@@ -3177,6 +3179,8 @@ static void brcmf_sdio_debugfs_create(struct brcmf_sdio *bus)
 	if (IS_ERR_OR_NULL(dentry))
 		return;
 
+	bus->console_interval = BRCMF_CONSOLE;
+
 	brcmf_debugfs_add_entry(drvr, "forensics", brcmf_sdio_forensic_read);
 	brcmf_debugfs_add_entry(drvr, "counters",
 				brcmf_debugfs_sdio_count_read);
@@ -3508,6 +3512,51 @@ done:
 	return err;
 }
 
+static size_t brcmf_sdio_bus_get_ramsize(struct device *dev)
+{
+	struct brcmf_bus *bus_if = dev_get_drvdata(dev);
+	struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio;
+	struct brcmf_sdio *bus = sdiodev->bus;
+
+	return bus->ci->ramsize - bus->ci->srsize;
+}
+
+static int brcmf_sdio_bus_get_memdump(struct device *dev, void *data,
+				      size_t mem_size)
+{
+	struct brcmf_bus *bus_if = dev_get_drvdata(dev);
+	struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio;
+	struct brcmf_sdio *bus = sdiodev->bus;
+	int err;
+	int address;
+	int offset;
+	int len;
+
+	brcmf_dbg(INFO, "dump at 0x%08x: size=%zu\n", bus->ci->rambase,
+		  mem_size);
+
+	address = bus->ci->rambase;
+	offset = err = 0;
+	sdio_claim_host(sdiodev->func[1]);
+	while (offset < mem_size) {
+		len = ((offset + MEMBLOCK) < mem_size) ? MEMBLOCK :
+		      mem_size - offset;
+		err = brcmf_sdiod_ramrw(sdiodev, false, address, data, len);
+		if (err) {
+			brcmf_err("error %d on reading %d membytes at 0x%08x\n",
+				  err, len, address);
+			goto done;
+		}
+		data += len;
+		offset += len;
+		address += len;
+	}
+
+done:
+	sdio_release_host(sdiodev->func[1]);
+	return err;
+}
+
 void brcmf_sdio_trigger_dpc(struct brcmf_sdio *bus)
 {
 	if (!bus->dpc_triggered) {
@@ -3586,7 +3635,7 @@ static void brcmf_sdio_bus_watchdog(struct brcmf_sdio *bus)
 	}
 #ifdef DEBUG
 	/* Poll for console output periodically */
-	if (bus->sdiodev->state == BRCMF_SDIOD_DATA &&
+	if (bus->sdiodev->state == BRCMF_SDIOD_DATA && BRCMF_FWCON_ON() &&
 	    bus->console_interval != 0) {
 		bus->console.count += BRCMF_WD_POLL_MS;
 		if (bus->console.count >= bus->console_interval) {
@@ -3956,7 +4005,9 @@ static struct brcmf_bus_ops brcmf_sdio_bus_ops = {
 	.txctl = brcmf_sdio_bus_txctl,
 	.rxctl = brcmf_sdio_bus_rxctl,
 	.gettxq = brcmf_sdio_bus_gettxq,
-	.wowl_config = brcmf_sdio_wowl_config
+	.wowl_config = brcmf_sdio_wowl_config,
+	.get_ramsize = brcmf_sdio_bus_get_ramsize,
+	.get_memdump = brcmf_sdio_bus_get_memdump,
 };
 
 static void brcmf_sdio_firmware_callback(struct device *dev,
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/brcm80211/brcmfmac/usb.c
index 9d46a0085..d85c138bc 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/usb.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/usb.c
@@ -144,6 +144,7 @@ struct brcmf_usbdev_info {
 
 	struct usb_device *usbdev;
 	struct device *dev;
+	struct mutex dev_init_lock;
 
 	int ctl_in_pipe, ctl_out_pipe;
 	struct urb *ctl_urb; /* URB for control endpoint */
@@ -1204,6 +1205,8 @@ static void brcmf_usb_probe_phase2(struct device *dev,
 	int ret;
 
 	brcmf_dbg(USB, "Start fw downloading\n");
+
+	devinfo = bus->bus_priv.usb->devinfo;
 	ret = check_file(fw->data);
 	if (ret < 0) {
 		brcmf_err("invalid firmware\n");
@@ -1211,7 +1214,6 @@ static void brcmf_usb_probe_phase2(struct device *dev,
 		goto error;
 	}
 
-	devinfo = bus->bus_priv.usb->devinfo;
 	devinfo->image = fw->data;
 	devinfo->image_len = fw->size;
 
@@ -1224,9 +1226,11 @@ static void brcmf_usb_probe_phase2(struct device *dev,
 	if (ret)
 		goto error;
 
+	mutex_unlock(&devinfo->dev_init_lock);
 	return;
 error:
 	brcmf_dbg(TRACE, "failed: dev=%s, err=%d\n", dev_name(dev), ret);
+	mutex_unlock(&devinfo->dev_init_lock);
 	device_release_driver(dev);
 }
 
@@ -1264,6 +1268,7 @@ static int brcmf_usb_probe_cb(struct brcmf_usbdev_info *devinfo)
 		if (ret)
 			goto fail;
 		/* we are done */
+		mutex_unlock(&devinfo->dev_init_lock);
 		return 0;
 	}
 	bus->chip = bus_pub->devid;
@@ -1317,6 +1322,12 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
 
 	devinfo->usbdev = usb;
 	devinfo->dev = &usb->dev;
+	/* Take an init lock, to protect for disconnect while still loading.
+	 * Necessary because of the asynchronous firmware load construction
+	 */
+	mutex_init(&devinfo->dev_init_lock);
+	mutex_lock(&devinfo->dev_init_lock);
+
 	usb_set_intfdata(intf, devinfo);
 
 	/* Check that the device supports only one configuration */
@@ -1391,6 +1402,7 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
 	return 0;
 
 fail:
+	mutex_unlock(&devinfo->dev_init_lock);
 	kfree(devinfo);
 	usb_set_intfdata(intf, NULL);
 	return ret;
@@ -1403,8 +1415,19 @@ brcmf_usb_disconnect(struct usb_interface *intf)
 
 	brcmf_dbg(USB, "Enter\n");
 	devinfo = (struct brcmf_usbdev_info *)usb_get_intfdata(intf);
-	brcmf_usb_disconnect_cb(devinfo);
-	kfree(devinfo);
+
+	if (devinfo) {
+		mutex_lock(&devinfo->dev_init_lock);
+		/* Make sure that devinfo still exists. Firmware probe routines
+		 * may have released the device and cleared the intfdata.
+		 */
+		if (!usb_get_intfdata(intf))
+			goto done;
+
+		brcmf_usb_disconnect_cb(devinfo);
+		kfree(devinfo);
+	}
+done:
 	brcmf_dbg(USB, "Exit\n");
 }
 
-- 
cgit v1.2.3-54-g00ecf