diff --git a/src/common/hw_features_common.c b/src/common/hw_features_common.c
index 9c37ea6..ef4b59d 100644
--- a/src/common/hw_features_common.c
+++ b/src/common/hw_features_common.c
@@ -453,3 +453,17 @@
 
 	return 0;
 }
+
+
+void set_disable_ht40(struct ieee80211_ht_capabilities *htcaps,
+		      int disabled)
+{
+	/* Masking these out disables HT40 */
+	le16 msk = host_to_le16(HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET |
+				HT_CAP_INFO_SHORT_GI40MHZ);
+
+	if (disabled)
+		htcaps->ht_capabilities_info &= ~msk;
+	else
+		htcaps->ht_capabilities_info |= msk;
+}
diff --git a/src/common/hw_features_common.h b/src/common/hw_features_common.h
index 7360b4e..234b7bf 100644
--- a/src/common/hw_features_common.h
+++ b/src/common/hw_features_common.h
@@ -35,5 +35,7 @@
 			    int vht_enabled, int sec_channel_offset,
 			    int vht_oper_chwidth, int center_segment0,
 			    int center_segment1, u32 vht_caps);
+void set_disable_ht40(struct ieee80211_ht_capabilities *htcaps,
+		      int disabled);
 
 #endif /* HW_FEATURES_COMMON_H */
diff --git a/src/common/ieee802_11_defs.h b/src/common/ieee802_11_defs.h
index 5f6fdc4..55eaa82 100644
--- a/src/common/ieee802_11_defs.h
+++ b/src/common/ieee802_11_defs.h
@@ -1602,45 +1602,6 @@
 
 #define VENDOR_HT_CAPAB_OUI_TYPE 0x33 /* 00-90-4c:0x33 */
 
-/* cipher suite selectors */
-#define WLAN_CIPHER_SUITE_USE_GROUP	0x000FAC00
-#define WLAN_CIPHER_SUITE_WEP40		0x000FAC01
-#define WLAN_CIPHER_SUITE_TKIP		0x000FAC02
-/* reserved: 				0x000FAC03 */
-#define WLAN_CIPHER_SUITE_CCMP		0x000FAC04
-#define WLAN_CIPHER_SUITE_WEP104	0x000FAC05
-#define WLAN_CIPHER_SUITE_AES_CMAC	0x000FAC06
-#define WLAN_CIPHER_SUITE_NO_GROUP_ADDR	0x000FAC07
-#define WLAN_CIPHER_SUITE_GCMP		0x000FAC08
-#define WLAN_CIPHER_SUITE_GCMP_256	0x000FAC09
-#define WLAN_CIPHER_SUITE_CCMP_256	0x000FAC0A
-#define WLAN_CIPHER_SUITE_BIP_GMAC_128	0x000FAC0B
-#define WLAN_CIPHER_SUITE_BIP_GMAC_256	0x000FAC0C
-#define WLAN_CIPHER_SUITE_BIP_CMAC_256	0x000FAC0D
-
-#define WLAN_CIPHER_SUITE_SMS4		0x00147201
-
-#define WLAN_CIPHER_SUITE_CKIP		0x00409600
-#define WLAN_CIPHER_SUITE_CKIP_CMIC	0x00409601
-#define WLAN_CIPHER_SUITE_CMIC		0x00409602
-#define WLAN_CIPHER_SUITE_KRK		0x004096FF /* for nl80211 use only */
-
-/* AKM suite selectors */
-#define WLAN_AKM_SUITE_8021X		0x000FAC01
-#define WLAN_AKM_SUITE_PSK		0x000FAC02
-#define WLAN_AKM_SUITE_FT_8021X		0x000FAC03
-#define WLAN_AKM_SUITE_FT_PSK		0x000FAC04
-#define WLAN_AKM_SUITE_8021X_SHA256	0x000FAC05
-#define WLAN_AKM_SUITE_PSK_SHA256	0x000FAC06
-#define WLAN_AKM_SUITE_8021X_SUITE_B	0x000FAC11
-#define WLAN_AKM_SUITE_8021X_SUITE_B_192	0x000FAC12
-#define WLAN_AKM_SUITE_FILS_SHA256	0x000FAC14
-#define WLAN_AKM_SUITE_FILS_SHA384	0x000FAC15
-#define WLAN_AKM_SUITE_FT_FILS_SHA256	0x000FAC16
-#define WLAN_AKM_SUITE_FT_FILS_SHA384	0x000FAC17
-#define WLAN_AKM_SUITE_CCKM		0x00409600
-#define WLAN_AKM_SUITE_OSEN		0x506f9a01
-
 
 /* IEEE 802.11v - WNM Action field values */
 enum wnm_action {
diff --git a/src/common/qca-vendor.h b/src/common/qca-vendor.h
index 46fddff..25800d4 100644
--- a/src/common/qca-vendor.h
+++ b/src/common/qca-vendor.h
@@ -243,6 +243,30 @@
  *	FCC compliance, OEMs require methods to set SAR limits on TX
  *	power of WLAN/WWAN. enum qca_vendor_attr_sar_limits
  *	attributes are used with this command.
+ *
+ * @QCA_NL80211_VENDOR_SUBCMD_EXTERNAL_ACS: This command/event is used by the
+ *	host driver for offloading the implementation of Auto Channel Selection
+ *	(ACS) to an external user space entity. This interface is used as the
+ *	event from the host driver to the user space entity and also as the
+ *	request from the user space entity to the host driver. The event from
+ *	the host driver is used by the user space entity as an indication to
+ *	start the ACS functionality. The attributes used by this event are
+ *	represented by the enum qca_wlan_vendor_attr_external_acs_event.
+ *	User space entity uses the same interface to inform the host driver with
+ *	selected channels after the ACS operation using the attributes defined
+ *	by enum qca_wlan_vendor_attr_external_acs_channels.
+ *
+ * @QCA_NL80211_VENDOR_SUBCMD_CHIP_PWRSAVE_FAILURE: Vendor event carrying the
+ *	requisite information leading to a power save failure. The information
+ *	carried as part of this event is represented by the
+ *	enum qca_attr_chip_power_save_failure attributes.
+ *
+ * @QCA_NL80211_VENDOR_SUBCMD_NUD_STATS_SET: Start/Stop the NUD statistics
+ *	collection. Uses attributes defined in enum qca_attr_nud_stats_set.
+ *
+ * @QCA_NL80211_VENDOR_SUBCMD_NUD_STATS_GET: Get the NUD statistics. These
+ *	statistics are represented by the enum qca_attr_nud_stats_get
+ *	attributes.
  */
 enum qca_nl80211_vendor_subcmds {
 	QCA_NL80211_VENDOR_SUBCMD_UNSPEC = 0,
@@ -364,6 +388,10 @@
 	/* 144 - reserved for QCA */
 	QCA_NL80211_VENDOR_SUBCMD_ABORT_SCAN = 145,
 	QCA_NL80211_VENDOR_SUBCMD_SET_SAR_LIMITS = 146,
+	QCA_NL80211_VENDOR_SUBCMD_EXTERNAL_ACS = 147,
+	QCA_NL80211_VENDOR_SUBCMD_CHIP_PWRSAVE_FAILURE = 148,
+	QCA_NL80211_VENDOR_SUBCMD_NUD_STATS_SET = 149,
+	QCA_NL80211_VENDOR_SUBCMD_NUD_STATS_GET = 150,
 };
 
 
@@ -794,11 +822,39 @@
  *	vendor specific element is defined by the latest P802.11ax draft.
  *	Please note that the draft is still work in progress and this element
  *	payload is subject to change.
+ *
+ * @QCA_VENDOR_ELEM_RAPS: RAPS element (OFDMA-based Random Access Parameter Set
+ *	element).
+ *	This element can be used for pre-standard publication testing of HE
+ *	before P802.11ax draft assigns the element ID extension. The payload of
+ *	this vendor specific element is defined by the latest P802.11ax draft
+ *	(not including the Element ID Extension field). Please note that the
+ *	draft is still work in progress and this element payload is subject to
+ *	change.
+ *
+ * @QCA_VENDOR_ELEM_MU_EDCA_PARAMS: MU EDCA Parameter Set element.
+ *	This element can be used for pre-standard publication testing of HE
+ *	before P802.11ax draft assigns the element ID extension. The payload of
+ *	this vendor specific element is defined by the latest P802.11ax draft
+ *	(not including the Element ID Extension field). Please note that the
+ *	draft is still work in progress and this element payload is subject to
+ *	change.
+ *
+ * @QCA_VENDOR_ELEM_BSS_COLOR_CHANGE: BSS Color Change Announcement element.
+ *	This element can be used for pre-standard publication testing of HE
+ *	before P802.11ax draft assigns the element ID extension. The payload of
+ *	this vendor specific element is defined by the latest P802.11ax draft
+ *	(not including the Element ID Extension field). Please note that the
+ *	draft is still work in progress and this element payload is subject to
+ *	change.
  */
 enum qca_vendor_element_id {
 	QCA_VENDOR_ELEM_P2P_PREF_CHAN_LIST = 0,
 	QCA_VENDOR_ELEM_HE_CAPAB = 1,
 	QCA_VENDOR_ELEM_HE_OPER = 2,
+	QCA_VENDOR_ELEM_RAPS = 3,
+	QCA_VENDOR_ELEM_MU_EDCA_PARAMS = 4,
+	QCA_VENDOR_ELEM_BSS_COLOR_CHANGE = 5,
 };
 
 /**
@@ -2912,4 +2968,340 @@
 	QCA_WLAN_VENDOR_ATTR_PNO_AFTER_LAST - 1,
 };
 
+/**
+ * qca_wlan_vendor_acs_select_reason: This represents the different reasons why
+ * the ACS has to be triggered. These values are used by
+ * QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_EVENT_REASON and
+ * QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_CHANNEL_REASON
+ */
+enum qca_wlan_vendor_acs_select_reason {
+	/* Represents the reason that the ACS triggered during the AP start */
+	QCA_WLAN_VENDOR_ACS_SELECT_REASON_INIT,
+	/* Represents the reason that DFS found with the current channel */
+	QCA_WLAN_VENDOR_ACS_SELECT_REASON_DFS,
+	/* Represents the reason that LTE co-exist in the current band. */
+	QCA_WLAN_VENDOR_ACS_SELECT_REASON_LTE_COEX,
+};
+
+/**
+ * qca_wlan_vendor_channel_prop_flags: This represent the flags for a channel.
+ * This is used by QCA_WLAN_VENDOR_EXTERNAL_ACS_EVENT_CHAN_INFO_ATTR_FLAGS.
+ */
+enum qca_wlan_vendor_channel_prop_flags {
+	/* Bits 0, 1, 2, and 3 are reserved */
+
+	/* Turbo channel */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_TURBO         = 1 << 4,
+	/* CCK channel */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_CCK           = 1 << 5,
+	/* OFDM channel */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_OFDM          = 1 << 6,
+	/* 2.4 GHz spectrum channel. */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_2GHZ          = 1 << 7,
+	/* 5 GHz spectrum channel */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_5GHZ          = 1 << 8,
+	/* Only passive scan allowed */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_PASSIVE       = 1 << 9,
+	/* Dynamic CCK-OFDM channel */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_DYN           = 1 << 10,
+	/* GFSK channel (FHSS PHY) */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_GFSK          = 1 << 11,
+	/* Radar found on channel */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_RADAR         = 1 << 12,
+	/* 11a static turbo channel only */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_STURBO        = 1 << 13,
+	/* Half rate channel */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_HALF          = 1 << 14,
+	/* Quarter rate channel */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_QUARTER       = 1 << 15,
+	/* HT 20 channel */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_HT20          = 1 << 16,
+	/* HT 40 with extension channel above */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_HT40PLUS      = 1 << 17,
+	/* HT 40 with extension channel below */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_HT40MINUS     = 1 << 18,
+	/* HT 40 intolerant */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_HT40INTOL     = 1 << 19,
+	/* VHT 20 channel */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_VHT20         = 1 << 20,
+	/* VHT 40 with extension channel above */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_VHT40PLUS     = 1 << 21,
+	/* VHT 40 with extension channel below */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_VHT40MINUS    = 1 << 22,
+	/* VHT 80 channel */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_VHT80         = 1 << 23,
+	/* HT 40 intolerant mark bit for ACS use */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_HT40INTOLMARK = 1 << 24,
+	/* Channel temporarily blocked due to noise */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_BLOCKED       = 1 << 25,
+	/* VHT 160 channel */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_VHT160        = 1 << 26,
+	/* VHT 80+80 channel */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_VHT80_80      = 1 << 27,
+};
+
+/**
+ * qca_wlan_vendor_channel_prop_flags_ext: This represent the extended flags for
+ * each channel. This is used by
+ * QCA_WLAN_VENDOR_EXTERNAL_ACS_EVENT_CHAN_INFO_ATTR_FLAG_EXT.
+ */
+enum qca_wlan_vendor_channel_prop_flags_ext {
+	/* Radar found on channel */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_EXT_RADAR_FOUND     = 1 << 0,
+	/* DFS required on channel */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_EXT_DFS             = 1 << 1,
+	/* DFS required on channel for 2nd band of 80+80 */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_EXT_DFS_CFREQ2      = 1 << 2,
+	/* If channel has been checked for DFS */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_EXT_DFS_CLEAR       = 1 << 3,
+	/* Excluded in 802.11d */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_EXT_11D_EXCLUDED    = 1 << 4,
+	/* Channel Switch Announcement received on this channel */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_EXT_CSA_RECEIVED    = 1 << 5,
+	/* Ad-hoc is not allowed */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_EXT_DISALLOW_ADHOC  = 1 << 6,
+	/* Station only channel */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_EXT_DISALLOW_HOSTAP = 1 << 7,
+	/* DFS radar history for slave device (STA mode) */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_EXT_HISTORY_RADAR   = 1 << 8,
+	/* DFS CAC valid for slave device (STA mode) */
+	QCA_WLAN_VENDOR_CHANNEL_PROP_FLAG_EXT_CAC_VALID       = 1 << 9,
+};
+
+/**
+ * qca_wlan_vendor_external_acs_event_chan_info_attr: Represents per channel
+ * information. These attributes are sent as part of
+ * QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_EVENT_CHAN_INFO. Each set of the following
+ * attributes correspond to a single channel.
+ */
+enum qca_wlan_vendor_external_acs_event_chan_info_attr {
+	QCA_WLAN_VENDOR_EXTERNAL_ACS_EVENT_CHAN_INFO_ATTR_INVALID = 0,
+
+	/* A bitmask (u32) with flags specified in
+	 * enum qca_wlan_vendor_channel_prop_flags.
+	 */
+	QCA_WLAN_VENDOR_EXTERNAL_ACS_EVENT_CHAN_INFO_ATTR_FLAGS = 1,
+	/* A bitmask (u32) with flags specified in
+	 * enum qca_wlan_vendor_channel_prop_flags_ext.
+	 */
+	QCA_WLAN_VENDOR_EXTERNAL_ACS_EVENT_CHAN_INFO_ATTR_FLAG_EXT = 2,
+	/* frequency in MHz (u32) */
+	QCA_WLAN_VENDOR_EXTERNAL_ACS_EVENT_CHAN_INFO_ATTR_FREQ = 3,
+	/* maximum regulatory transmission power (u32) */
+	QCA_WLAN_VENDOR_EXTERNAL_ACS_EVENT_CHAN_INFO_ATTR_MAX_REG_POWER = 4,
+	/* maximum transmission power (u32) */
+	QCA_WLAN_VENDOR_EXTERNAL_ACS_EVENT_CHAN_INFO_ATTR_MAX_POWER = 5,
+	/* minimum transmission power (u32) */
+	QCA_WLAN_VENDOR_EXTERNAL_ACS_EVENT_CHAN_INFO_ATTR_MIN_POWER = 6,
+	/* regulatory class id (u8) */
+	QCA_WLAN_VENDOR_EXTERNAL_ACS_EVENT_CHAN_INFO_ATTR_REG_CLASS_ID = 7,
+	/* maximum antenna gain in (u8) */
+	QCA_WLAN_VENDOR_EXTERNAL_ACS_EVENT_CHAN_INFO_ATTR_ANTENNA_GAIN = 8,
+	/* VHT segment 0 (u8) */
+	QCA_WLAN_VENDOR_EXTERNAL_ACS_EVENT_CHAN_INFO_ATTR_VHT_SEG_0 = 9,
+	/* VHT segment 1 (u8) */
+	QCA_WLAN_VENDOR_EXTERNAL_ACS_EVENT_CHAN_INFO_ATTR_VHT_SEG_1 = 10,
+
+	/* keep last */
+	QCA_WLAN_VENDOR_EXTERNAL_ACS_EVENT_CHAN_INFO_ATTR_LAST,
+	QCA_WLAN_VENDOR_EXTERNAL_ACS_EVENT_CHAN_INFO_ATTR_MAX =
+		QCA_WLAN_VENDOR_EXTERNAL_ACS_EVENT_CHAN_INFO_ATTR_LAST - 1,
+};
+
+/**
+ * qca_wlan_vendor_attr_pcl: Represents attributes for
+ * preferred channel list (PCL). These attributes are sent as part of
+ * QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_EVENT_PCL.
+ */
+enum qca_wlan_vendor_attr_pcl {
+	QCA_WLAN_VENDOR_ATTR_PCL_INVALID = 0,
+
+	/* Channel number (u8) */
+	QCA_WLAN_VENDOR_ATTR_PCL_CHANNEL = 1,
+	/* Channel weightage (u8) */
+	QCA_WLAN_VENDOR_ATTR_PCL_WEIGHT = 2,
+};
+
+/**
+ * qca_wlan_vendor_attr_external_acs_event: Attribute to vendor sub-command
+ * QCA_NL80211_VENDOR_SUBCMD_EXTERNAL_ACS. This attribute will be sent by
+ * host driver.
+ */
+enum qca_wlan_vendor_attr_external_acs_event {
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_EVENT_INVALID = 0,
+
+	/* This reason (u8) refers to enum qca_wlan_vendor_acs_select_reason.
+	 * This helps ACS module to understand why ACS needs to be started.
+	 */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_EVENT_REASON = 1,
+	/* Flag attribute to indicate if driver supports spectral scanning */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_EVENT_IS_SPECTRAL_SUPPORTED = 2,
+	/* Flag attribute to indicate if 11ac is offloaded to firmware */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_EVENT_IS_OFFLOAD_ENABLED = 3,
+	/* Flag attribute to indicate if driver provides additional channel
+	 * capability as part of scan operation */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_EVENT_ADD_CHAN_STATS_SUPPORT = 4,
+	/* Flag attribute to indicate interface status is UP */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_EVENT_AP_UP = 5,
+	/* Operating mode (u8) of interface. Takes one of enum nl80211_iftype
+	 * values. */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_EVENT_SAP_MODE = 6,
+	/* Channel width (u8). It takes one of enum nl80211_chan_width values.
+	 * This is the upper bound of channel width. ACS logic should try to get
+	 * a channel with the specified width and if not found, look for lower
+	 * values.
+	 */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_EVENT_CHAN_WIDTH = 7,
+	/* This (u8) will hold values of one of enum nl80211_bands */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_EVENT_BAND = 8,
+	/* PHY/HW mode (u8). Takes one of enum qca_wlan_vendor_acs_hw_mode
+	 * values */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_EVENT_PHY_MODE = 9,
+	/* Array of (u32) supported frequency list among which ACS should choose
+	 * best frequency.
+	 */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_EVENT_FREQ_LIST = 10,
+	/* Preferred channel list by the driver which will have array of nested
+	 * values as per enum qca_wlan_vendor_attr_pcl attribute.
+	 */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_EVENT_PCL = 11,
+	/* Array of nested attribute for each channel. It takes attr as defined
+	 * in enum qca_wlan_vendor_external_acs_event_chan_info_attr.
+	 */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_EVENT_CHAN_INFO = 12,
+
+	/* keep last */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_EVENT_LAST,
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_EVENT_MAX =
+		QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_EVENT_LAST - 1,
+};
+
+/**
+ * qca_wlan_vendor_attr_external_acs_channels: Attributes to vendor subcmd
+ * QCA_NL80211_VENDOR_SUBCMD_EXTERNAL_ACS. This carries a list of channels
+ * in priority order as decided after ACS operation in userspace.
+ */
+enum qca_wlan_vendor_attr_external_acs_channels {
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_CHANNEL_INVALID = 0,
+
+	/* One of reason code (u8) from enum qca_wlan_vendor_acs_select_reason
+	 */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_CHANNEL_REASON = 1,
+
+	/* Array of nested values for each channel with following attributes:
+	 * QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_CHANNEL_BAND,
+	 * QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_CHANNEL_PRIMARY,
+	 * QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_CHANNEL_SECONDARY,
+	 * QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_CHANNEL_CENTER_SEG0,
+	 * QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_CHANNEL_CENTER_SEG1,
+	 * QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_CHANNEL_WIDTH
+	 */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_CHANNEL_LIST = 2,
+	/* This (u8) will hold values of one of enum nl80211_bands */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_CHANNEL_BAND = 3,
+	/* Primary channel (u8) */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_CHANNEL_PRIMARY = 4,
+	/* Secondary channel (u8) used for HT 40 MHz channels */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_CHANNEL_SECONDARY = 5,
+	/* VHT seg0 channel (u8) */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_CHANNEL_CENTER_SEG0 = 6,
+	/* VHT seg1 channel (u8) */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_CHANNEL_CENTER_SEG1 = 7,
+	/* Channel width (u8). Takes one of enum nl80211_chan_width values. */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_CHANNEL_WIDTH = 8,
+
+	/* keep last */
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_CHANNEL_LAST,
+	QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_CHANNEL_MAX =
+		QCA_WLAN_VENDOR_ATTR_EXTERNAL_ACS_CHANNEL_LAST - 1
+};
+
+enum qca_chip_power_save_failure_reason {
+	/* Indicates if the reason for the failure is due to a protocol
+	 * layer/module.
+	 */
+        QCA_CHIP_POWER_SAVE_FAILURE_REASON_PROTOCOL = 0,
+	/* Indicates if the reason for the failure is due to a hardware issue.
+	 */
+        QCA_CHIP_POWER_SAVE_FAILURE_REASON_HARDWARE = 1,
+};
+
+/**
+ * qca_attr_chip_power_save_failure: Attributes to vendor subcmd
+ * QCA_NL80211_VENDOR_SUBCMD_CHIP_PWRSAVE_FAILURE. This carries the requisite
+ * information leading to the power save failure.
+ */
+enum qca_attr_chip_power_save_failure {
+        QCA_ATTR_CHIP_POWER_SAVE_FAILURE_INVALID = 0,
+        /* Reason to cause the power save failure.
+	 * These reasons are represented by
+	 * enum qca_chip_power_save_failure_reason.
+	 */
+        QCA_ATTR_CHIP_POWER_SAVE_FAILURE_REASON = 1,
+
+        /* keep last */
+        QCA_ATTR_CHIP_POWER_SAVE_FAILURE_LAST,
+        QCA_ATTR_CHIP_POWER_SAVE_FAILURE_MAX =
+                QCA_ATTR_CHIP_POWER_SAVE_FAILURE_LAST - 1,
+};
+
+/**
+ * qca_wlan_vendor_attr_nud_stats_set: Attributes to vendor subcmd
+ * QCA_NL80211_VENDOR_SUBCMD_NUD_STATS_SET. This carries the requisite
+ * information to start/stop the NUD statistics collection.
+ */
+enum qca_attr_nud_stats_set {
+	QCA_ATTR_NUD_STATS_SET_INVALID = 0,
+
+	/* Flag to start/stop the NUD statistics collection.
+	 * Start - If included, Stop - If not included
+	 */
+	QCA_ATTR_NUD_STATS_SET_START = 1,
+	/* IPv4 address of the default gateway (in network byte order) */
+	QCA_ATTR_NUD_STATS_GW_IPV4 = 2,
+
+	/* keep last */
+	QCA_ATTR_NUD_STATS_SET_LAST,
+	QCA_ATTR_NUD_STATS_SET_MAX =
+		QCA_ATTR_NUD_STATS_SET_LAST - 1,
+};
+
+/**
+ * qca_attr_nud_stats_get: Attributes to vendor subcmd
+ * QCA_NL80211_VENDOR_SUBCMD_NUD_STATS_GET. This carries the requisite
+ * NUD statistics collected when queried.
+ */
+enum qca_attr_nud_stats_get {
+	QCA_ATTR_NUD_STATS_GET_INVALID = 0,
+	/* ARP Request count from netdev */
+	QCA_ATTR_NUD_STATS_ARP_REQ_COUNT_FROM_NETDEV = 1,
+	/* ARP Request count sent to lower MAC from upper MAC */
+	QCA_ATTR_NUD_STATS_ARP_REQ_COUNT_TO_LOWER_MAC = 2,
+	/* ARP Request count received by lower MAC from upper MAC */
+	QCA_ATTR_NUD_STATS_ARP_REQ_RX_COUNT_BY_LOWER_MAC = 3,
+	/* ARP Request count successfully transmitted by the device */
+	QCA_ATTR_NUD_STATS_ARP_REQ_COUNT_TX_SUCCESS = 4,
+	/* ARP Response count received by lower MAC */
+	QCA_ATTR_NUD_STATS_ARP_RSP_RX_COUNT_BY_LOWER_MAC = 5,
+	/* ARP Response count received by upper MAC */
+	QCA_ATTR_NUD_STATS_ARP_RSP_RX_COUNT_BY_UPPER_MAC = 6,
+	/* ARP Response count delivered to netdev */
+	QCA_ATTR_NUD_STATS_ARP_RSP_COUNT_TO_NETDEV = 7,
+	/* ARP Response count delivered to netdev */
+	QCA_ATTR_NUD_STATS_ARP_RSP_COUNT_OUT_OF_ORDER_DROP = 8,
+	/* Flag indicating if the station's link to the AP is active.
+	 * Active Link - If included, Inactive link - If not included
+	 */
+	QCA_ATTR_NUD_STATS_AP_LINK_ACTIVE= 9,
+	/* Flag indicating if there is any duplicate address detected (DAD).
+	 * Yes - If detected, No - If not detected.
+	 */
+	QCA_ATTR_NUD_STATS_IS_DAD = 9,
+
+	/* keep last */
+	QCA_ATTR_NUD_STATS_GET_LAST,
+	QCA_ATTR_NUD_STATS_GET_MAX =
+		QCA_ATTR_NUD_STATS_GET_LAST - 1,
+};
+
 #endif /* QCA_VENDOR_H */
diff --git a/src/common/wpa_common.c b/src/common/wpa_common.c
index 6eb1e66..79f001b 100644
--- a/src/common/wpa_common.c
+++ b/src/common/wpa_common.c
@@ -230,6 +230,78 @@
 
 #ifdef CONFIG_FILS
 
+int fils_rmsk_to_pmk(int akmp, const u8 *rmsk, size_t rmsk_len,
+		     const u8 *snonce, const u8 *anonce, const u8 *dh_ss,
+		     size_t dh_ss_len, u8 *pmk, size_t *pmk_len)
+{
+	u8 nonces[2 * FILS_NONCE_LEN];
+	const u8 *addr[2];
+	size_t len[2];
+	size_t num_elem;
+	int res;
+
+	/* PMK = HMAC-Hash(SNonce || ANonce, rMSK [ || DHss ]) */
+	wpa_printf(MSG_DEBUG, "FILS: rMSK to PMK derivation");
+
+	if (wpa_key_mgmt_sha384(akmp))
+		*pmk_len = SHA384_MAC_LEN;
+	else if (wpa_key_mgmt_sha256(akmp))
+		*pmk_len = SHA256_MAC_LEN;
+	else
+		return -1;
+
+	wpa_hexdump_key(MSG_DEBUG, "FILS: rMSK", rmsk, rmsk_len);
+	wpa_hexdump(MSG_DEBUG, "FILS: SNonce", snonce, FILS_NONCE_LEN);
+	wpa_hexdump(MSG_DEBUG, "FILS: ANonce", anonce, FILS_NONCE_LEN);
+	wpa_hexdump(MSG_DEBUG, "FILS: DHss", dh_ss, dh_ss_len);
+
+	os_memcpy(nonces, snonce, FILS_NONCE_LEN);
+	os_memcpy(&nonces[FILS_NONCE_LEN], anonce, FILS_NONCE_LEN);
+	addr[0] = rmsk;
+	len[0] = rmsk_len;
+	num_elem = 1;
+	if (dh_ss) {
+		addr[1] = dh_ss;
+		len[1] = dh_ss_len;
+		num_elem++;
+	}
+	if (wpa_key_mgmt_sha384(akmp))
+		res = hmac_sha384_vector(nonces, 2 * FILS_NONCE_LEN, num_elem,
+					 addr, len, pmk);
+	else
+		res = hmac_sha256_vector(nonces, 2 * FILS_NONCE_LEN, num_elem,
+					 addr, len, pmk);
+	if (res == 0)
+		wpa_hexdump_key(MSG_DEBUG, "FILS: PMK", pmk, *pmk_len);
+	return res;
+}
+
+
+int fils_pmkid_erp(int akmp, const u8 *reauth, size_t reauth_len,
+		   u8 *pmkid)
+{
+	const u8 *addr[1];
+	size_t len[1];
+	u8 hash[SHA384_MAC_LEN];
+	int res;
+
+	/* PMKID = Truncate-128(Hash(EAP-Initiate/Reauth)) */
+	addr[0] = reauth;
+	len[0] = reauth_len;
+	if (wpa_key_mgmt_sha384(akmp))
+		res = sha384_vector(1, addr, len, hash);
+	else if (wpa_key_mgmt_sha256(akmp))
+		res = sha256_vector(1, addr, len, hash);
+	else
+		return -1;
+	if (res)
+		return res;
+	os_memcpy(pmkid, hash, PMKID_LEN);
+	wpa_hexdump(MSG_DEBUG, "FILS: PMKID", pmkid, PMKID_LEN);
+	return 0;
+}
+
+
 int fils_pmk_to_ptk(const u8 *pmk, size_t pmk_len, const u8 *spa, const u8 *aa,
 		    const u8 *snonce, const u8 *anonce, struct wpa_ptk *ptk,
 		    u8 *ick, size_t *ick_len, int akmp, int cipher)
@@ -1412,35 +1484,33 @@
 u32 wpa_akm_to_suite(int akm)
 {
 	if (akm & WPA_KEY_MGMT_FT_IEEE8021X)
-		return WLAN_AKM_SUITE_FT_8021X;
+		return RSN_AUTH_KEY_MGMT_FT_802_1X;
 	if (akm & WPA_KEY_MGMT_FT_PSK)
-		return WLAN_AKM_SUITE_FT_PSK;
-	if (akm & WPA_KEY_MGMT_IEEE8021X)
-		return WLAN_AKM_SUITE_8021X;
+		return RSN_AUTH_KEY_MGMT_FT_PSK;
 	if (akm & WPA_KEY_MGMT_IEEE8021X_SHA256)
-		return WLAN_AKM_SUITE_8021X_SHA256;
+		return RSN_AUTH_KEY_MGMT_802_1X_SHA256;
 	if (akm & WPA_KEY_MGMT_IEEE8021X)
-		return WLAN_AKM_SUITE_8021X;
+		return RSN_AUTH_KEY_MGMT_UNSPEC_802_1X;
 	if (akm & WPA_KEY_MGMT_PSK_SHA256)
-		return WLAN_AKM_SUITE_PSK_SHA256;
+		return RSN_AUTH_KEY_MGMT_PSK_SHA256;
 	if (akm & WPA_KEY_MGMT_PSK)
-		return WLAN_AKM_SUITE_PSK;
+		return RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X;
 	if (akm & WPA_KEY_MGMT_CCKM)
-		return WLAN_AKM_SUITE_CCKM;
+		return RSN_AUTH_KEY_MGMT_CCKM;
 	if (akm & WPA_KEY_MGMT_OSEN)
-		return WLAN_AKM_SUITE_OSEN;
+		return RSN_AUTH_KEY_MGMT_OSEN;
 	if (akm & WPA_KEY_MGMT_IEEE8021X_SUITE_B)
-		return WLAN_AKM_SUITE_8021X_SUITE_B;
+		return RSN_AUTH_KEY_MGMT_802_1X_SUITE_B;
 	if (akm & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192)
-		return WLAN_AKM_SUITE_8021X_SUITE_B_192;
+		return RSN_AUTH_KEY_MGMT_802_1X_SUITE_B_192;
 	if (akm & WPA_KEY_MGMT_FILS_SHA256)
-		return WLAN_AKM_SUITE_FILS_SHA256;
+		return RSN_AUTH_KEY_MGMT_FILS_SHA256;
 	if (akm & WPA_KEY_MGMT_FILS_SHA384)
-		return WLAN_AKM_SUITE_FILS_SHA384;
+		return RSN_AUTH_KEY_MGMT_FILS_SHA384;
 	if (akm & WPA_KEY_MGMT_FT_FILS_SHA256)
-		return WLAN_AKM_SUITE_FT_FILS_SHA256;
+		return RSN_AUTH_KEY_MGMT_FT_FILS_SHA256;
 	if (akm & WPA_KEY_MGMT_FT_FILS_SHA384)
-		return WLAN_AKM_SUITE_FT_FILS_SHA384;
+		return RSN_AUTH_KEY_MGMT_FT_FILS_SHA384;
 	return 0;
 }
 
diff --git a/src/common/wpa_common.h b/src/common/wpa_common.h
index 4e952c1..4e465f5 100644
--- a/src/common/wpa_common.h
+++ b/src/common/wpa_common.h
@@ -48,10 +48,8 @@
 
 #define RSN_AUTH_KEY_MGMT_UNSPEC_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
 #define RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
-#ifdef CONFIG_IEEE80211R
 #define RSN_AUTH_KEY_MGMT_FT_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
 #define RSN_AUTH_KEY_MGMT_FT_PSK RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
-#endif /* CONFIG_IEEE80211R */
 #define RSN_AUTH_KEY_MGMT_802_1X_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 5)
 #define RSN_AUTH_KEY_MGMT_PSK_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 6)
 #define RSN_AUTH_KEY_MGMT_TPK_HANDSHAKE RSN_SELECTOR(0x00, 0x0f, 0xac, 7)
@@ -69,11 +67,13 @@
 #define RSN_AUTH_KEY_MGMT_OSEN RSN_SELECTOR(0x50, 0x6f, 0x9a, 0x01)
 
 #define RSN_CIPHER_SUITE_NONE RSN_SELECTOR(0x00, 0x0f, 0xac, 0)
+#define RSN_CIPHER_SUITE_WEP40 RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
 #define RSN_CIPHER_SUITE_TKIP RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
 #if 0
 #define RSN_CIPHER_SUITE_WRAP RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
 #endif
 #define RSN_CIPHER_SUITE_CCMP RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
+#define RSN_CIPHER_SUITE_WEP104 RSN_SELECTOR(0x00, 0x0f, 0xac, 5)
 #define RSN_CIPHER_SUITE_AES_128_CMAC RSN_SELECTOR(0x00, 0x0f, 0xac, 6)
 #define RSN_CIPHER_SUITE_NO_GROUP_ADDRESSED RSN_SELECTOR(0x00, 0x0f, 0xac, 7)
 #define RSN_CIPHER_SUITE_GCMP RSN_SELECTOR(0x00, 0x0f, 0xac, 8)
@@ -82,6 +82,12 @@
 #define RSN_CIPHER_SUITE_BIP_GMAC_128 RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
 #define RSN_CIPHER_SUITE_BIP_GMAC_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 12)
 #define RSN_CIPHER_SUITE_BIP_CMAC_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 13)
+#define RSN_CIPHER_SUITE_SMS4 RSN_SELECTOR(0x00, 0x14, 0x72, 1)
+#define RSN_CIPHER_SUITE_CKIP RSN_SELECTOR(0x00, 0x40, 0x96, 0)
+#define RSN_CIPHER_SUITE_CKIP_CMIC RSN_SELECTOR(0x00, 0x40, 0x96, 1)
+#define RSN_CIPHER_SUITE_CMIC RSN_SELECTOR(0x00, 0x40, 0x96, 2)
+/* KRK is defined for nl80211 use only */
+#define RSN_CIPHER_SUITE_KRK RSN_SELECTOR(0x00, 0x40, 0x96, 255)
 
 /* EAPOL-Key Key Data Encapsulation
  * GroupKey and PeerKey require encryption, otherwise, encryption is optional.
@@ -330,6 +336,11 @@
 		   const u8 *addr1, const u8 *addr2,
 		   const u8 *nonce1, const u8 *nonce2,
 		   struct wpa_ptk *ptk, int akmp, int cipher);
+int fils_rmsk_to_pmk(int akmp, const u8 *rmsk, size_t rmsk_len,
+		     const u8 *snonce, const u8 *anonce, const u8 *dh_ss,
+		     size_t dh_ss_len, u8 *pmk, size_t *pmk_len);
+int fils_pmkid_erp(int akmp, const u8 *reauth, size_t reauth_len,
+		   u8 *pmkid);
 int fils_pmk_to_ptk(const u8 *pmk, size_t pmk_len, const u8 *spa, const u8 *aa,
 		    const u8 *snonce, const u8 *anonce, struct wpa_ptk *ptk,
 		    u8 *ick, size_t *ick_len, int akmp, int cipher);
diff --git a/src/common/wpa_ctrl.h b/src/common/wpa_ctrl.h
index ec4e879..766a3fa 100644
--- a/src/common/wpa_ctrl.h
+++ b/src/common/wpa_ctrl.h
@@ -74,6 +74,8 @@
 #define WPA_EVENT_NETWORK_NOT_FOUND "CTRL-EVENT-NETWORK-NOT-FOUND "
 /** Change in the signal level was reported by the driver */
 #define WPA_EVENT_SIGNAL_CHANGE "CTRL-EVENT-SIGNAL-CHANGE "
+/** Beacon loss reported by the driver */
+#define WPA_EVENT_BEACON_LOSS "CTRL-EVENT-BEACON-LOSS "
 /** Regulatory domain channel */
 #define WPA_EVENT_REGDOM_CHANGE "CTRL-EVENT-REGDOM-CHANGE "
 /** Channel switch (followed by freq=<MHz> and other channel parameters) */