15 files changed, 488 insertions, 182 deletions

diff --git a/drivers/net/wireless/mwifiex/Makefile b/drivers/net/wireless/mwifiex/Makefile
index 97b245cbafd8..ecf28464367f 100644
--- a/drivers/net/wireless/mwifiex/Makefile
+++ b/drivers/net/wireless/mwifiex/Makefile
@@ -39,6 +39,7 @@ mwifiex-y += sta_tx.o
 mwifiex-y += sta_rx.o
 mwifiex-y += uap_txrx.o
 mwifiex-y += cfg80211.o
+mwifiex-y += ethtool.o
 mwifiex-$(CONFIG_DEBUG_FS) += debugfs.o
 obj-$(CONFIG_MWIFIEX) += mwifiex.o
 
diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index a44023a7bd57..dbf5b1289516 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -1932,66 +1932,10 @@ static void mwifiex_setup_vht_caps(struct ieee80211_sta_vht_cap *vht_info,
 				   struct mwifiex_private *priv)
 {
 	struct mwifiex_adapter *adapter = priv->adapter;
-	u32 vht_cap = 0, cap = adapter->hw_dot_11ac_dev_cap;
 
 	vht_info->vht_supported = true;
 
-	switch (GET_VHTCAP_MAXMPDULEN(cap)) {
-	case 0x00:
-		vht_cap |= IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895;
-		break;
-	case 0x01:
-		vht_cap |= IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991;
-		break;
-	case 0x10:
-		vht_cap |= IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454;
-	    break;
-	default:
-	    dev_err(adapter->dev, "unsupported MAX MPDU len\n");
-	    break;
-	}
-
-	if (ISSUPP_11ACVHTHTCVHT(cap))
-		vht_cap |= IEEE80211_VHT_CAP_HTC_VHT;
-
-	if (ISSUPP_11ACVHTTXOPPS(cap))
-		vht_cap |= IEEE80211_VHT_CAP_VHT_TXOP_PS;
-
-	if (ISSUPP_11ACMURXBEAMFORMEE(cap))
-		vht_cap |= IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE;
-
-	if (ISSUPP_11ACMUTXBEAMFORMEE(cap))
-		vht_cap |= IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE;
-
-	if (ISSUPP_11ACSUBEAMFORMER(cap))
-		vht_cap |= IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE;
-
-	if (ISSUPP_11ACSUBEAMFORMEE(cap))
-		vht_cap |= IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE;
-
-	if (ISSUPP_11ACRXSTBC(cap))
-		vht_cap |= IEEE80211_VHT_CAP_RXSTBC_1;
-
-	if (ISSUPP_11ACTXSTBC(cap))
-		vht_cap |= IEEE80211_VHT_CAP_TXSTBC;
-
-	if (ISSUPP_11ACSGI160(cap))
-		vht_cap |= IEEE80211_VHT_CAP_SHORT_GI_160;
-
-	if (ISSUPP_11ACSGI80(cap))
-		vht_cap |= IEEE80211_VHT_CAP_SHORT_GI_80;
-
-	if (ISSUPP_11ACLDPC(cap))
-		vht_cap |= IEEE80211_VHT_CAP_RXLDPC;
-
-	if (ISSUPP_11ACBW8080(cap))
-		vht_cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ;
-
-	if (ISSUPP_11ACBW160(cap))
-		vht_cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ;
-
-	vht_info->cap = vht_cap;
-
+	vht_info->cap = adapter->hw_dot_11ac_dev_cap;
 	/* Update MCS support for VHT */
 	vht_info->vht_mcs.rx_mcs_map = cpu_to_le16(
 				adapter->hw_dot_11ac_mcs_support & 0xFFFF);
@@ -2235,6 +2179,7 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
 	dev->flags |= IFF_BROADCAST | IFF_MULTICAST;
 	dev->watchdog_timeo = MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT;
 	dev->hard_header_len += MWIFIEX_MIN_DATA_HEADER_LEN;
+	dev->ethtool_ops = &mwifiex_ethtool_ops;
 
 	mdev_priv = netdev_priv(dev);
 	*((unsigned long *) mdev_priv) = (unsigned long) priv;
@@ -2293,6 +2238,152 @@ int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev)
 }
 EXPORT_SYMBOL_GPL(mwifiex_del_virtual_intf);
 
+#ifdef CONFIG_PM
+static bool
+mwifiex_is_pattern_supported(struct cfg80211_wowlan_trig_pkt_pattern *pat,
+			     s8 *byte_seq)
+{
+	int j, k, valid_byte_cnt = 0;
+	bool dont_care_byte = false;
+
+	for (j = 0; j < DIV_ROUND_UP(pat->pattern_len, 8); j++) {
+		for (k = 0; k < 8; k++) {
+			if (pat->mask[j] & 1 << k) {
+				memcpy(byte_seq + valid_byte_cnt,
+				       &pat->pattern[j * 8 + k], 1);
+				valid_byte_cnt++;
+				if (dont_care_byte)
+					return false;
+			} else {
+				if (valid_byte_cnt)
+					dont_care_byte = true;
+			}
+
+			if (valid_byte_cnt > MAX_BYTESEQ)
+				return false;
+		}
+	}
+
+	byte_seq[MAX_BYTESEQ] = valid_byte_cnt;
+
+	return true;
+}
+
+static int mwifiex_cfg80211_suspend(struct wiphy *wiphy,
+				    struct cfg80211_wowlan *wowlan)
+{
+	struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
+	struct mwifiex_ds_mef_cfg mef_cfg;
+	struct mwifiex_mef_entry *mef_entry;
+	int i, filt_num = 0, ret;
+	bool first_pat = true;
+	u8 byte_seq[MAX_BYTESEQ + 1];
+	const u8 ipv4_mc_mac[] = {0x33, 0x33};
+	const u8 ipv6_mc_mac[] = {0x01, 0x00, 0x5e};
+	struct mwifiex_private *priv =
+			mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA);
+
+	if (!wowlan) {
+		dev_warn(adapter->dev, "None of the WOWLAN triggers enabled\n");
+		return 0;
+	}
+
+	if (!priv->media_connected) {
+		dev_warn(adapter->dev,
+			 "Can not configure WOWLAN in disconnected state\n");
+		return 0;
+	}
+
+	mef_entry = kzalloc(sizeof(*mef_entry), GFP_KERNEL);
+	if (!mef_entry)
+		return -ENOMEM;
+
+	memset(&mef_cfg, 0, sizeof(mef_cfg));
+	mef_cfg.num_entries = 1;
+	mef_cfg.mef_entry = mef_entry;
+	mef_entry->mode = MEF_MODE_HOST_SLEEP;
+	mef_entry->action = MEF_ACTION_ALLOW_AND_WAKEUP_HOST;
+
+	for (i = 0; i < wowlan->n_patterns; i++) {
+		memset(byte_seq, 0, sizeof(byte_seq));
+		if (!mwifiex_is_pattern_supported(&wowlan->patterns[i],
+						  byte_seq)) {
+			wiphy_err(wiphy, "Pattern not supported\n");
+			kfree(mef_entry);
+			return -EOPNOTSUPP;
+		}
+
+		if (!wowlan->patterns[i].pkt_offset) {
+			if (!(byte_seq[0] & 0x01) &&
+			    (byte_seq[MAX_BYTESEQ] == 1)) {
+				mef_cfg.criteria |= MWIFIEX_CRITERIA_UNICAST;
+				continue;
+			} else if (is_broadcast_ether_addr(byte_seq)) {
+				mef_cfg.criteria |= MWIFIEX_CRITERIA_BROADCAST;
+				continue;
+			} else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) &&
+				    (byte_seq[MAX_BYTESEQ] == 2)) ||
+				   (!memcmp(byte_seq, ipv6_mc_mac, 3) &&
+				    (byte_seq[MAX_BYTESEQ] == 3))) {
+				mef_cfg.criteria |= MWIFIEX_CRITERIA_MULTICAST;
+				continue;
+			}
+		}
+
+		mef_entry->filter[filt_num].repeat = 1;
+		mef_entry->filter[filt_num].offset =
+						wowlan->patterns[i].pkt_offset;
+		memcpy(mef_entry->filter[filt_num].byte_seq, byte_seq,
+		       sizeof(byte_seq));
+		mef_entry->filter[filt_num].filt_type = TYPE_EQ;
+
+		if (first_pat)
+			first_pat = false;
+		else
+			mef_entry->filter[filt_num].filt_action = TYPE_AND;
+
+		filt_num++;
+	}
+
+	if (wowlan->magic_pkt) {
+		mef_cfg.criteria |= MWIFIEX_CRITERIA_UNICAST;
+		mef_entry->filter[filt_num].repeat = 16;
+		memcpy(mef_entry->filter[filt_num].byte_seq, priv->curr_addr,
+		       ETH_ALEN);
+		mef_entry->filter[filt_num].byte_seq[MAX_BYTESEQ] = ETH_ALEN;
+		mef_entry->filter[filt_num].offset = 14;
+		mef_entry->filter[filt_num].filt_type = TYPE_EQ;
+		if (filt_num)
+			mef_entry->filter[filt_num].filt_action = TYPE_OR;
+	}
+
+	if (!mef_cfg.criteria)
+		mef_cfg.criteria = MWIFIEX_CRITERIA_BROADCAST |
+				   MWIFIEX_CRITERIA_UNICAST |
+				   MWIFIEX_CRITERIA_MULTICAST;
+
+	ret =  mwifiex_send_cmd_sync(priv, HostCmd_CMD_MEF_CFG,
+				     HostCmd_ACT_GEN_SET, 0,
+				     &mef_cfg);
+
+	kfree(mef_entry);
+	return ret;
+}
+
+static int mwifiex_cfg80211_resume(struct wiphy *wiphy)
+{
+	return 0;
+}
+
+static void mwifiex_cfg80211_set_wakeup(struct wiphy *wiphy,
+				       bool enabled)
+{
+	struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
+
+	device_set_wakeup_enable(adapter->dev, enabled);
+}
+#endif
+
 /* station cfg80211 operations */
 static struct cfg80211_ops mwifiex_cfg80211_ops = {
 	.add_virtual_intf = mwifiex_add_virtual_intf,
@@ -2321,6 +2412,11 @@ static struct cfg80211_ops mwifiex_cfg80211_ops = {
 	.change_beacon = mwifiex_cfg80211_change_beacon,
 	.set_cqm_rssi_config = mwifiex_cfg80211_set_cqm_rssi_config,
 	.set_antenna = mwifiex_cfg80211_set_antenna,
+#ifdef CONFIG_PM
+	.suspend = mwifiex_cfg80211_suspend,
+	.resume = mwifiex_cfg80211_resume,
+	.set_wakeup = mwifiex_cfg80211_set_wakeup,
+#endif
 };
 
 /*
@@ -2379,6 +2475,14 @@ int mwifiex_register_cfg80211(struct mwifiex_adapter *adapter)
 
 	wiphy_apply_custom_regulatory(wiphy, &mwifiex_world_regdom_custom);
 
+#ifdef CONFIG_PM
+	wiphy->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT;
+	wiphy->wowlan.n_patterns = MWIFIEX_MAX_FILTERS;
+	wiphy->wowlan.pattern_min_len = 1;
+	wiphy->wowlan.pattern_max_len = MWIFIEX_MAX_PATTERN_LEN;
+	wiphy->wowlan.max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN;
+#endif
+
 	wiphy->probe_resp_offload = NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS |
 				    NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 |
 				    NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P;
diff --git a/drivers/net/wireless/mwifiex/cmdevt.c b/drivers/net/wireless/mwifiex/cmdevt.c
index 20a6c5555873..d19a88c47a4d 100644
--- a/drivers/net/wireless/mwifiex/cmdevt.c
+++ b/drivers/net/wireless/mwifiex/cmdevt.c
@@ -1139,7 +1139,7 @@ int mwifiex_ret_802_11_hs_cfg(struct mwifiex_private *priv,
 			phs_cfg->params.hs_config.gpio,
 			phs_cfg->params.hs_config.gap);
 	}
-	if (conditions != HOST_SLEEP_CFG_CANCEL) {
+	if (conditions != HS_CFG_CANCEL) {
 		adapter->is_hs_configured = true;
 		if (adapter->iface_type == MWIFIEX_USB ||
 		    adapter->iface_type == MWIFIEX_PCIE)
diff --git a/drivers/net/wireless/mwifiex/ethtool.c b/drivers/net/wireless/mwifiex/ethtool.c
new file mode 100644
index 000000000000..bfb39908b2c6
--- /dev/null
+++ b/drivers/net/wireless/mwifiex/ethtool.c
@@ -0,0 +1,70 @@
+/*
+ * Marvell Wireless LAN device driver: ethtool
+ *
+ * Copyright (C) 2013, Marvell International Ltd.
+ *
+ * This software file (the "File") is distributed by Marvell International
+ * Ltd. under the terms of the GNU General Public License Version 2, June 1991
+ * (the "License").  You may use, redistribute and/or modify this File in
+ * accordance with the terms and conditions of the License, a copy of which
+ * is available by writing to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
+ * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
+ *
+ * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
+ * ARE EXPRESSLY DISCLAIMED.  The License provides additional details about
+ * this warranty disclaimer.
+ */
+
+#include "main.h"
+
+static void mwifiex_ethtool_get_wol(struct net_device *dev,
+				    struct ethtool_wolinfo *wol)
+{
+	struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
+	u32 conditions = le32_to_cpu(priv->adapter->hs_cfg.conditions);
+
+	wol->supported = WAKE_UCAST|WAKE_MCAST|WAKE_BCAST|WAKE_PHY;
+
+	if (conditions == HS_CFG_COND_DEF)
+		return;
+
+	if (conditions & HS_CFG_COND_UNICAST_DATA)
+		wol->wolopts |= WAKE_UCAST;
+	if (conditions & HS_CFG_COND_MULTICAST_DATA)
+		wol->wolopts |= WAKE_MCAST;
+	if (conditions & HS_CFG_COND_BROADCAST_DATA)
+		wol->wolopts |= WAKE_BCAST;
+	if (conditions & HS_CFG_COND_MAC_EVENT)
+		wol->wolopts |= WAKE_PHY;
+}
+
+static int mwifiex_ethtool_set_wol(struct net_device *dev,
+				   struct ethtool_wolinfo *wol)
+{
+	struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
+	u32 conditions = 0;
+
+	if (wol->wolopts & ~(WAKE_UCAST|WAKE_MCAST|WAKE_BCAST|WAKE_PHY))
+		return -EOPNOTSUPP;
+
+	if (wol->wolopts & WAKE_UCAST)
+		conditions |= HS_CFG_COND_UNICAST_DATA;
+	if (wol->wolopts & WAKE_MCAST)
+		conditions |= HS_CFG_COND_MULTICAST_DATA;
+	if (wol->wolopts & WAKE_BCAST)
+		conditions |= HS_CFG_COND_BROADCAST_DATA;
+	if (wol->wolopts & WAKE_PHY)
+		conditions |= HS_CFG_COND_MAC_EVENT;
+	if (wol->wolopts == 0)
+		conditions |= HS_CFG_COND_DEF;
+	priv->adapter->hs_cfg.conditions = cpu_to_le32(conditions);
+
+	return 0;
+}
+
+const struct ethtool_ops mwifiex_ethtool_ops = {
+	.get_wol = mwifiex_ethtool_get_wol,
+	.set_wol = mwifiex_ethtool_set_wol,
+};
diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h
index 25acb0682c56..57c5defe1f9d 100644
--- a/drivers/net/wireless/mwifiex/fw.h
+++ b/drivers/net/wireless/mwifiex/fw.h
@@ -230,40 +230,12 @@ enum MWIFIEX_802_11_PRIVACY_FILTER {
 
 #define ISSUPP_11ACENABLED(fw_cap_info) (fw_cap_info & (BIT(13)|BIT(14)))
 
-#define GET_VHTCAP_MAXMPDULEN(vht_cap_info) (vht_cap_info & 0x3)
 #define GET_VHTCAP_CHWDSET(vht_cap_info)    ((vht_cap_info >> 2) & 0x3)
 #define GET_VHTNSSMCS(mcs_mapset, nss) ((mcs_mapset >> (2 * (nss - 1))) & 0x3)
 #define SET_VHTNSSMCS(mcs_mapset, nss, value) (mcs_mapset |= (value & 0x3) << \
 					      (2 * (nss - 1)))
 #define NO_NSS_SUPPORT		0x3
 
-/* HW_SPEC: HTC-VHT supported */
-#define ISSUPP_11ACVHTHTCVHT(Dot11acDevCap) (Dot11acDevCap & BIT(22))
-/* HW_SPEC: VHT TXOP PS support */
-#define ISSUPP_11ACVHTTXOPPS(Dot11acDevCap) (Dot11acDevCap & BIT(21))
-/* HW_SPEC: MU RX beamformee support */
-#define ISSUPP_11ACMURXBEAMFORMEE(Dot11acDevCap) (Dot11acDevCap & BIT(20))
-/* HW_SPEC: MU TX beamformee support */
-#define ISSUPP_11ACMUTXBEAMFORMEE(Dot11acDevCap) (Dot11acDevCap & BIT(19))
-/* HW_SPEC: SU Beamformee support */
-#define ISSUPP_11ACSUBEAMFORMEE(Dot11acDevCap) (Dot11acDevCap & BIT(10))
-/* HW_SPEC: SU Beamformer support */
-#define ISSUPP_11ACSUBEAMFORMER(Dot11acDevCap) (Dot11acDevCap & BIT(9))
-/* HW_SPEC: Rx STBC support */
-#define ISSUPP_11ACRXSTBC(Dot11acDevCap) (Dot11acDevCap & BIT(8))
-/* HW_SPEC: Tx STBC support */
-#define ISSUPP_11ACTXSTBC(Dot11acDevCap) (Dot11acDevCap & BIT(7))
-/* HW_SPEC: Short GI support for 160MHz BW */
-#define ISSUPP_11ACSGI160(Dot11acDevCap) (Dot11acDevCap & BIT(6))
-/* HW_SPEC: Short GI support for 80MHz BW */
-#define ISSUPP_11ACSGI80(Dot11acDevCap) (Dot11acDevCap & BIT(5))
-/* HW_SPEC: LDPC coding support */
-#define ISSUPP_11ACLDPC(Dot11acDevCap) (Dot11acDevCap & BIT(4))
-/* HW_SPEC: Channel BW 20/40/80/160/80+80 MHz support */
-#define ISSUPP_11ACBW8080(Dot11acDevCap) (Dot11acDevCap & BIT(3))
-/* HW_SPEC: Channel BW 20/40/80/160 MHz support */
-#define ISSUPP_11ACBW160(Dot11acDevCap) (Dot11acDevCap & BIT(2))
-
 #define GET_DEVTXMCSMAP(dev_mcs_map)      (dev_mcs_map >> 16)
 #define GET_DEVRXMCSMAP(dev_mcs_map)      (dev_mcs_map & 0xFFFF)
 
@@ -300,6 +272,7 @@ enum MWIFIEX_802_11_PRIVACY_FILTER {
 #define HostCmd_CMD_802_11_TX_RATE_QUERY              0x007f
 #define HostCmd_CMD_802_11_IBSS_COALESCING_STATUS     0x0083
 #define HostCmd_CMD_VERSION_EXT                       0x0097
+#define HostCmd_CMD_MEF_CFG                           0x009a
 #define HostCmd_CMD_RSSI_INFO                         0x00a4
 #define HostCmd_CMD_FUNC_INIT                         0x00a9
 #define HostCmd_CMD_FUNC_SHUTDOWN                     0x00aa
@@ -376,10 +349,14 @@ enum P2P_MODES {
 #define HostCmd_SCAN_RADIO_TYPE_BG          0
 #define HostCmd_SCAN_RADIO_TYPE_A           1
 
-#define HOST_SLEEP_CFG_CANCEL		0xffffffff
-#define HOST_SLEEP_CFG_COND_DEF		0x00000000
-#define HOST_SLEEP_CFG_GPIO_DEF		0xff
-#define HOST_SLEEP_CFG_GAP_DEF		0
+#define HS_CFG_CANCEL			0xffffffff
+#define HS_CFG_COND_DEF			0x00000000
+#define HS_CFG_GPIO_DEF			0xff
+#define HS_CFG_GAP_DEF			0
+#define HS_CFG_COND_BROADCAST_DATA	0x00000001
+#define HS_CFG_COND_UNICAST_DATA	0x00000002
+#define HS_CFG_COND_MAC_EVENT		0x00000004
+#define HS_CFG_COND_MULTICAST_DATA	0x00000008
 
 #define MWIFIEX_TIMEOUT_FOR_AP_RESP		0xfffc
 #define MWIFIEX_STATUS_CODE_AUTH_TIMEOUT	2
@@ -469,6 +446,23 @@ enum P2P_MODES {
 #define EVENT_GET_BSS_TYPE(event_cause)         \
 	(((event_cause) >> 24) & 0x00ff)
 
+#define MWIFIEX_MAX_PATTERN_LEN		20
+#define MWIFIEX_MAX_OFFSET_LEN		50
+#define STACK_NBYTES			100
+#define TYPE_DNUM			1
+#define TYPE_BYTESEQ			2
+#define MAX_OPERAND			0x40
+#define TYPE_EQ				(MAX_OPERAND+1)
+#define TYPE_EQ_DNUM			(MAX_OPERAND+2)
+#define TYPE_EQ_BIT			(MAX_OPERAND+3)
+#define TYPE_AND			(MAX_OPERAND+4)
+#define TYPE_OR				(MAX_OPERAND+5)
+#define MEF_MODE_HOST_SLEEP			1
+#define MEF_ACTION_ALLOW_AND_WAKEUP_HOST	3
+#define MWIFIEX_CRITERIA_BROADCAST	BIT(0)
+#define MWIFIEX_CRITERIA_UNICAST	BIT(1)
+#define MWIFIEX_CRITERIA_MULTICAST	BIT(3)
+
 struct mwifiex_ie_types_header {
 	__le16 type;
 	__le16 len;
@@ -1499,6 +1493,19 @@ struct host_cmd_ds_802_11_ibss_status {
 	__le16 use_g_rate_protect;
 } __packed;
 
+struct mwifiex_fw_mef_entry {
+	u8 mode;
+	u8 action;
+	__le16 exprsize;
+	u8 expr[0];
+} __packed;
+
+struct host_cmd_ds_mef_cfg {
+	__le32 criteria;
+	__le16 num_entries;
+	struct mwifiex_fw_mef_entry mef_entry[0];
+} __packed;
+
 #define CONNECTION_TYPE_INFRA   0
 #define CONNECTION_TYPE_ADHOC   1
 #define CONNECTION_TYPE_AP      2
@@ -1603,6 +1610,7 @@ struct host_cmd_ds_command {
 		struct host_cmd_ds_remain_on_chan roc_cfg;
 		struct host_cmd_ds_p2p_mode_cfg mode_cfg;
 		struct host_cmd_ds_802_11_ibss_status ibss_coalescing;
+		struct host_cmd_ds_mef_cfg mef_cfg;
 		struct host_cmd_ds_mac_reg_access mac_reg;
 		struct host_cmd_ds_bbp_reg_access bbp_reg;
 		struct host_cmd_ds_rf_reg_access rf_reg;
diff --git a/drivers/net/wireless/mwifiex/init.c b/drivers/net/wireless/mwifiex/init.c
index e38aa9b3663d..cab3434d0d52 100644
--- a/drivers/net/wireless/mwifiex/init.c
+++ b/drivers/net/wireless/mwifiex/init.c
@@ -318,9 +318,9 @@ static void mwifiex_init_adapter(struct mwifiex_adapter *adapter)
 	adapter->curr_tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K;
 
 	adapter->is_hs_configured = false;
-	adapter->hs_cfg.conditions = cpu_to_le32(HOST_SLEEP_CFG_COND_DEF);
-	adapter->hs_cfg.gpio = HOST_SLEEP_CFG_GPIO_DEF;
-	adapter->hs_cfg.gap = HOST_SLEEP_CFG_GAP_DEF;
+	adapter->hs_cfg.conditions = cpu_to_le32(HS_CFG_COND_DEF);
+	adapter->hs_cfg.gpio = HS_CFG_GPIO_DEF;
+	adapter->hs_cfg.gap = HS_CFG_GAP_DEF;
 	adapter->hs_activated = false;
 
 	memset(adapter->event_body, 0, sizeof(adapter->event_body));
diff --git a/drivers/net/wireless/mwifiex/ioctl.h b/drivers/net/wireless/mwifiex/ioctl.h
index d85e6eb1f58a..91d522c746ed 100644
--- a/drivers/net/wireless/mwifiex/ioctl.h
+++ b/drivers/net/wireless/mwifiex/ioctl.h
@@ -354,6 +354,29 @@ struct mwifiex_ds_misc_subsc_evt {
 	struct subsc_evt_cfg bcn_h_rssi_cfg;
 };
 
+#define MAX_BYTESEQ		6	/* non-adjustable */
+#define MWIFIEX_MAX_FILTERS	10
+
+struct mwifiex_mef_filter {
+	u16 repeat;
+	u16 offset;
+	s8 byte_seq[MAX_BYTESEQ + 1];
+	u8 filt_type;
+	u8 filt_action;
+};
+
+struct mwifiex_mef_entry {
+	u8 mode;
+	u8 action;
+	struct mwifiex_mef_filter filter[MWIFIEX_MAX_FILTERS];
+};
+
+struct mwifiex_ds_mef_cfg {
+	u32 criteria;
+	u16 num_entries;
+	struct mwifiex_mef_entry *mef_entry;
+};
+
 #define MWIFIEX_MAX_VSIE_LEN       (256)
 #define MWIFIEX_MAX_VSIE_NUM       (8)
 #define MWIFIEX_VSIE_MASK_CLEAR    0x00
diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c
index 9c802ede9c3b..121443a0f2a1 100644
--- a/drivers/net/wireless/mwifiex/main.c
+++ b/drivers/net/wireless/mwifiex/main.c
@@ -588,10 +588,19 @@ mwifiex_tx_timeout(struct net_device *dev)
 {
 	struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
 
-	dev_err(priv->adapter->dev, "%lu : Tx timeout, bss_type-num = %d-%d\n",
-		jiffies, priv->bss_type, priv->bss_num);
-	mwifiex_set_trans_start(dev);
 	priv->num_tx_timeout++;
+	priv->tx_timeout_cnt++;
+	dev_err(priv->adapter->dev,
+		"%lu : Tx timeout(#%d), bss_type-num = %d-%d\n",
+		jiffies, priv->tx_timeout_cnt, priv->bss_type, priv->bss_num);
+	mwifiex_set_trans_start(dev);
+
+	if (priv->tx_timeout_cnt > TX_TIMEOUT_THRESHOLD &&
+	    priv->adapter->if_ops.card_reset) {
+		dev_err(priv->adapter->dev,
+			"tx_timeout_cnt exceeds threshold. Triggering card reset!\n");
+		priv->adapter->if_ops.card_reset(priv->adapter);
+	}
 }
 
 /*
diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h
index 553adfb0aa81..920657587fff 100644
--- a/drivers/net/wireless/mwifiex/main.h
+++ b/drivers/net/wireless/mwifiex/main.h
@@ -130,6 +130,9 @@ enum {
 #define MWIFIEX_USB_TYPE_DATA			0xBEADC0DE
 #define MWIFIEX_USB_TYPE_EVENT			0xBEEFFACE
 
+/* Threshold for tx_timeout_cnt before we trigger a card reset */
+#define TX_TIMEOUT_THRESHOLD	6
+
 struct mwifiex_dbg {
 	u32 num_cmd_host_to_card_failure;
 	u32 num_cmd_sleep_cfm_host_to_card_failure;
@@ -394,6 +397,8 @@ struct mwifiex_private {
 	u8 curr_addr[ETH_ALEN];
 	u8 media_connected;
 	u32 num_tx_timeout;
+	/* track consecutive timeout */
+	u8 tx_timeout_cnt;
 	struct net_device *netdev;
 	struct net_device_stats stats;
 	u16 curr_pkt_filter;
@@ -1098,11 +1103,15 @@ int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev);
 
 void mwifiex_set_sys_config_invalid_data(struct mwifiex_uap_bss_param *config);
 
+int mwifiex_add_wowlan_magic_pkt_filter(struct mwifiex_adapter *adapter);
+
 int mwifiex_set_mgmt_ies(struct mwifiex_private *priv,
 			 struct cfg80211_beacon_data *data);
 int mwifiex_del_mgmt_ies(struct mwifiex_private *priv);
 u8 *mwifiex_11d_code_2_region(u8 code);
 
+extern const struct ethtool_ops mwifiex_ethtool_ops;
+
 #ifdef CONFIG_DEBUG_FS
 void mwifiex_debugfs_init(void);
 void mwifiex_debugfs_remove(void);
diff --git a/drivers/net/wireless/mwifiex/pcie.c b/drivers/net/wireless/mwifiex/pcie.c
index 5c395e2e6a2b..6283294398bf 100644
--- a/drivers/net/wireless/mwifiex/pcie.c
+++ b/drivers/net/wireless/mwifiex/pcie.c
@@ -36,8 +36,6 @@ static u8 user_rmmod;
 static struct mwifiex_if_ops pcie_ops;
 
 static struct semaphore add_remove_card_sem;
-static int mwifiex_pcie_enable_host_int(struct mwifiex_adapter *adapter);
-static int mwifiex_pcie_resume(struct pci_dev *pdev);
 
 static int
 mwifiex_map_pci_memory(struct mwifiex_adapter *adapter, struct sk_buff *skb,
@@ -78,6 +76,82 @@ static bool mwifiex_pcie_ok_to_access_hw(struct mwifiex_adapter *adapter)
 	return false;
 }
 
+#ifdef CONFIG_PM
+/*
+ * Kernel needs to suspend all functions separately. Therefore all
+ * registered functions must have drivers with suspend and resume
+ * methods. Failing that the kernel simply removes the whole card.
+ *
+ * If already not suspended, this function allocates and sends a host
+ * sleep activate request to the firmware and turns off the traffic.
+ */
+static int mwifiex_pcie_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+	struct mwifiex_adapter *adapter;
+	struct pcie_service_card *card;
+	int hs_actived;
+
+	if (pdev) {
+		card = (struct pcie_service_card *) pci_get_drvdata(pdev);
+		if (!card || !card->adapter) {
+			pr_err("Card or adapter structure is not valid\n");
+			return 0;
+		}
+	} else {
+		pr_err("PCIE device is not specified\n");
+		return 0;
+	}
+
+	adapter = card->adapter;
+
+	hs_actived = mwifiex_enable_hs(adapter);
+
+	/* Indicate device suspended */
+	adapter->is_suspended = true;
+
+	return 0;
+}
+
+/*
+ * Kernel needs to suspend all functions separately. Therefore all
+ * registered functions must have drivers with suspend and resume
+ * methods. Failing that the kernel simply removes the whole card.
+ *
+ * If already not resumed, this function turns on the traffic and
+ * sends a host sleep cancel request to the firmware.
+ */
+static int mwifiex_pcie_resume(struct pci_dev *pdev)
+{
+	struct mwifiex_adapter *adapter;
+	struct pcie_service_card *card;
+
+	if (pdev) {
+		card = (struct pcie_service_card *) pci_get_drvdata(pdev);
+		if (!card || !card->adapter) {
+			pr_err("Card or adapter structure is not valid\n");
+			return 0;
+		}
+	} else {
+		pr_err("PCIE device is not specified\n");
+		return 0;
+	}
+
+	adapter = card->adapter;
+
+	if (!adapter->is_suspended) {
+		dev_warn(adapter->dev, "Device already resumed\n");
+		return 0;
+	}
+
+	adapter->is_suspended = false;
+
+	mwifiex_cancel_hs(mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA),
+			  MWIFIEX_ASYNC_CMD);
+
+	return 0;
+}
+#endif
+
 /*
  * This function probes an mwifiex device and registers it. It allocates
  * the card structure, enables PCIE function number and initiates the
@@ -159,80 +233,6 @@ static void mwifiex_pcie_remove(struct pci_dev *pdev)
 	kfree(card);
 }
 
-/*
- * Kernel needs to suspend all functions separately. Therefore all
- * registered functions must have drivers with suspend and resume
- * methods. Failing that the kernel simply removes the whole card.
- *
- * If already not suspended, this function allocates and sends a host
- * sleep activate request to the firmware and turns off the traffic.
- */
-static int mwifiex_pcie_suspend(struct pci_dev *pdev, pm_message_t state)
-{
-	struct mwifiex_adapter *adapter;
-	struct pcie_service_card *card;
-	int hs_actived;
-
-	if (pdev) {
-		card = (struct pcie_service_card *) pci_get_drvdata(pdev);
-		if (!card || !card->adapter) {
-			pr_err("Card or adapter structure is not valid\n");
-			return 0;
-		}
-	} else {
-		pr_err("PCIE device is not specified\n");
-		return 0;
-	}
-
-	adapter = card->adapter;
-
-	hs_actived = mwifiex_enable_hs(adapter);
-
-	/* Indicate device suspended */
-	adapter->is_suspended = true;
-
-	return 0;
-}
-
-/*
- * Kernel needs to suspend all functions separately. Therefore all
- * registered functions must have drivers with suspend and resume
- * methods. Failing that the kernel simply removes the whole card.
- *
- * If already not resumed, this function turns on the traffic and
- * sends a host sleep cancel request to the firmware.
- */
-static int mwifiex_pcie_resume(struct pci_dev *pdev)
-{
-	struct mwifiex_adapter *adapter;
-	struct pcie_service_card *card;
-
-	if (pdev) {
-		card = (struct pcie_service_card *) pci_get_drvdata(pdev);
-		if (!card || !card->adapter) {
-			pr_err("Card or adapter structure is not valid\n");
-			return 0;
-		}
-	} else {
-		pr_err("PCIE device is not specified\n");
-		return 0;
-	}
-
-	adapter = card->adapter;
-
-	if (!adapter->is_suspended) {
-		dev_warn(adapter->dev, "Device already resumed\n");
-		return 0;
-	}
-
-	adapter->is_suspended = false;
-
-	mwifiex_cancel_hs(mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA),
-			  MWIFIEX_ASYNC_CMD);
-
-	return 0;
-}
-
 static DEFINE_PCI_DEVICE_TABLE(mwifiex_ids) = {
 	{
 		PCIE_VENDOR_ID_MARVELL, PCIE_DEVICE_ID_MARVELL_88W8766P,
@@ -1030,8 +1030,8 @@ mwifiex_pcie_send_data(struct mwifiex_adapter *adapter, struct sk_buff *skb,
 	u32 wrindx, num_tx_buffs, rx_val;
 	int ret;
 	dma_addr_t buf_pa;
-	struct mwifiex_pcie_buf_desc *desc;
-	struct mwifiex_pfu_buf_desc *desc2;
+	struct mwifiex_pcie_buf_desc *desc = NULL;
+	struct mwifiex_pfu_buf_desc *desc2 = NULL;
 	__le16 *tmp;
 
 	if (!(skb->data && skb->len)) {
diff --git a/drivers/net/wireless/mwifiex/sta_cmd.c b/drivers/net/wireless/mwifiex/sta_cmd.c
index c55c5bb93134..a2ae690a0a67 100644
--- a/drivers/net/wireless/mwifiex/sta_cmd.c
+++ b/drivers/net/wireless/mwifiex/sta_cmd.c
@@ -334,7 +334,7 @@ mwifiex_cmd_802_11_hs_cfg(struct mwifiex_private *priv,
 	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_HS_CFG_ENH);
 
 	if (!hs_activate &&
-	    (hscfg_param->conditions != cpu_to_le32(HOST_SLEEP_CFG_CANCEL)) &&
+	    (hscfg_param->conditions != cpu_to_le32(HS_CFG_CANCEL)) &&
 	    ((adapter->arp_filter_size > 0) &&
 	     (adapter->arp_filter_size <= ARP_FILTER_MAX_BUF_SIZE))) {
 		dev_dbg(adapter->dev,
@@ -1059,6 +1059,80 @@ mwifiex_cmd_802_11_subsc_evt(struct mwifiex_private *priv,
 	return 0;
 }
 
+static int
+mwifiex_cmd_append_rpn_expression(struct mwifiex_private *priv,
+				  struct mwifiex_mef_entry *mef_entry,
+				  u8 **buffer)
+{
+	struct mwifiex_mef_filter *filter = mef_entry->filter;
+	int i, byte_len;
+	u8 *stack_ptr = *buffer;
+
+	for (i = 0; i < MWIFIEX_MAX_FILTERS; i++) {
+		filter = &mef_entry->filter[i];
+		if (!filter->filt_type)
+			break;
+		*(__le32 *)stack_ptr = cpu_to_le32((u32)filter->repeat);
+		stack_ptr += 4;
+		*stack_ptr = TYPE_DNUM;
+		stack_ptr += 1;
+
+		byte_len = filter->byte_seq[MAX_BYTESEQ];
+		memcpy(stack_ptr, filter->byte_seq, byte_len);
+		stack_ptr += byte_len;
+		*stack_ptr = byte_len;
+		stack_ptr += 1;
+		*stack_ptr = TYPE_BYTESEQ;
+		stack_ptr += 1;
+
+		*(__le32 *)stack_ptr = cpu_to_le32((u32)filter->offset);
+		stack_ptr += 4;
+		*stack_ptr = TYPE_DNUM;
+		stack_ptr += 1;
+
+		*stack_ptr = filter->filt_type;
+		stack_ptr += 1;
+
+		if (filter->filt_action) {
+			*stack_ptr = filter->filt_action;
+			stack_ptr += 1;
+		}
+
+		if (stack_ptr - *buffer > STACK_NBYTES)
+			return -1;
+	}
+
+	*buffer = stack_ptr;
+	return 0;
+}
+
+static int
+mwifiex_cmd_mef_cfg(struct mwifiex_private *priv,
+		    struct host_cmd_ds_command *cmd,
+		    struct mwifiex_ds_mef_cfg *mef)
+{
+	struct host_cmd_ds_mef_cfg *mef_cfg = &cmd->params.mef_cfg;
+	u8 *pos = (u8 *)mef_cfg;
+
+	cmd->command = cpu_to_le16(HostCmd_CMD_MEF_CFG);
+
+	mef_cfg->criteria = cpu_to_le32(mef->criteria);
+	mef_cfg->num_entries = cpu_to_le16(mef->num_entries);
+	pos += sizeof(*mef_cfg);
+	mef_cfg->mef_entry->mode = mef->mef_entry->mode;
+	mef_cfg->mef_entry->action = mef->mef_entry->action;
+	pos += sizeof(*(mef_cfg->mef_entry));
+
+	if (mwifiex_cmd_append_rpn_expression(priv, mef->mef_entry, &pos))
+		return -1;
+
+	mef_cfg->mef_entry->exprsize =
+			cpu_to_le16(pos - mef_cfg->mef_entry->expr);
+	cmd->size = cpu_to_le16((u16) (pos - (u8 *)mef_cfg) + S_DS_GEN);
+
+	return 0;
+}
+
 /*
  * This function prepares the commands before sending them to the firmware.
  *
@@ -1273,6 +1347,9 @@ int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no,
 	case HostCmd_CMD_802_11_SUBSCRIBE_EVENT:
 		ret = mwifiex_cmd_802_11_subsc_evt(priv, cmd_ptr, data_buf);
 		break;
+	case HostCmd_CMD_MEF_CFG:
+		ret = mwifiex_cmd_mef_cfg(priv, cmd_ptr, data_buf);
+		break;
 	default:
 		dev_err(priv->adapter->dev,
 			"PREP_CMD: unknown cmd- %#x\n", cmd_no);
diff --git a/drivers/net/wireless/mwifiex/sta_cmdresp.c b/drivers/net/wireless/mwifiex/sta_cmdresp.c
index 4669f8d9389f..80b9f2238001 100644
--- a/drivers/net/wireless/mwifiex/sta_cmdresp.c
+++ b/drivers/net/wireless/mwifiex/sta_cmdresp.c
@@ -976,6 +976,8 @@ int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv, u16 cmdresp_no,
 	case HostCmd_CMD_UAP_BSS_STOP:
 		priv->bss_started = 0;
 		break;
+	case HostCmd_CMD_MEF_CFG:
+		break;
 	default:
 		dev_err(adapter->dev, "CMD_RESP: unknown cmd response %#x\n",
 			resp->command);
diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c
index 9f33c92c90f5..76d31deb7b1b 100644
--- a/drivers/net/wireless/mwifiex/sta_ioctl.c
+++ b/drivers/net/wireless/mwifiex/sta_ioctl.c
@@ -388,7 +388,7 @@ static int mwifiex_set_hs_params(struct mwifiex_private *priv, u16 action,
 			break;
 		}
 		if (hs_cfg->is_invoke_hostcmd) {
-			if (hs_cfg->conditions == HOST_SLEEP_CFG_CANCEL) {
+			if (hs_cfg->conditions == HS_CFG_CANCEL) {
 				if (!adapter->is_hs_configured)
 					/* Already cancelled */
 					break;
@@ -403,8 +403,8 @@ static int mwifiex_set_hs_params(struct mwifiex_private *priv, u16 action,
 				adapter->hs_cfg.gpio = (u8)hs_cfg->gpio;
 				if (hs_cfg->gap)
 					adapter->hs_cfg.gap = (u8)hs_cfg->gap;
-			} else if (adapter->hs_cfg.conditions
-				   == cpu_to_le32(HOST_SLEEP_CFG_CANCEL)) {
+			} else if (adapter->hs_cfg.conditions ==
+				   cpu_to_le32(HS_CFG_CANCEL)) {
 				/* Return failure if no parameters for HS
 				   enable */
 				status = -1;
@@ -420,7 +420,7 @@ static int mwifiex_set_hs_params(struct mwifiex_private *priv, u16 action,
 						HostCmd_CMD_802_11_HS_CFG_ENH,
 						HostCmd_ACT_GEN_SET, 0,
 						&adapter->hs_cfg);
-			if (hs_cfg->conditions == HOST_SLEEP_CFG_CANCEL)
+			if (hs_cfg->conditions == HS_CFG_CANCEL)
 				/* Restore previous condition */
 				adapter->hs_cfg.conditions =
 						cpu_to_le32(prev_cond);
@@ -454,7 +454,7 @@ int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type)
 {
 	struct mwifiex_ds_hs_cfg hscfg;
 
-	hscfg.conditions = HOST_SLEEP_CFG_CANCEL;
+	hscfg.conditions = HS_CFG_CANCEL;
 	hscfg.is_invoke_hostcmd = true;
 
 	return mwifiex_set_hs_params(priv, HostCmd_ACT_GEN_SET,
diff --git a/drivers/net/wireless/mwifiex/txrx.c b/drivers/net/wireless/mwifiex/txrx.c
index 296faec14365..8f923d0d2ba6 100644
--- a/drivers/net/wireless/mwifiex/txrx.c
+++ b/drivers/net/wireless/mwifiex/txrx.c
@@ -169,6 +169,8 @@ int mwifiex_write_data_complete(struct mwifiex_adapter *adapter,
 	if (!status) {
 		priv->stats.tx_packets++;
 		priv->stats.tx_bytes += skb->len;
+		if (priv->tx_timeout_cnt)
+			priv->tx_timeout_cnt = 0;
 	} else {
 		priv->stats.tx_errors++;
 	}
diff --git a/drivers/net/wireless/mwifiex/util.c b/drivers/net/wireless/mwifiex/util.c
index 21553976b550..54667e65ca47 100644
--- a/drivers/net/wireless/mwifiex/util.c
+++ b/drivers/net/wireless/mwifiex/util.c
@@ -195,7 +195,7 @@ int mwifiex_recv_packet(struct mwifiex_private *priv, struct sk_buff *skb)
 	skb->protocol = eth_type_trans(skb, priv->netdev);
 	skb->ip_summed = CHECKSUM_NONE;
 
-	/* This is required only in case of 11n and USB as we alloc
+	/* This is required only in case of 11n and USB/PCIE as we alloc
 	 * a buffer of 4K only if its 11N (to be able to receive 4K
 	 * AMSDU packets). In case of SD we allocate buffers based
 	 * on the size of packet and hence this is not needed.
@@ -212,7 +212,8 @@ int mwifiex_recv_packet(struct mwifiex_private *priv, struct sk_buff *skb)
 	 * fragments. Currently we fail the Filesndl-ht.scr script
 	 * for UDP, hence this fix
 	 */
-	if ((priv->adapter->iface_type == MWIFIEX_USB) &&
+	if ((priv->adapter->iface_type == MWIFIEX_USB ||
+	     priv->adapter->iface_type == MWIFIEX_PCIE) &&
 	    (skb->truesize > MWIFIEX_RX_DATA_BUF_SIZE))
 		skb->truesize += (skb->len - MWIFIEX_RX_DATA_BUF_SIZE);