diff --git a/fw/htt.h b/fw/htt.h
index 0389c15ffca1..f4b9b21cec5e 100644
--- a/fw/htt.h
+++ b/fw/htt.h
@@ -201,9 +201,10 @@
  * 3.77 Add HTT_H2T_MSG_TYPE_RX_FULL_MONITOR_MODE msg.
  * 3.78 Add htt_ppdu_id def.
  * 3.79 Add HTT_NUM_AC_WMM def.
+ * 3.80 Add add WDS_FREE_COUNT bitfield in T2H PEER_UNMAP_V2 msg.
  */
 #define HTT_CURRENT_VERSION_MAJOR 3
-#define HTT_CURRENT_VERSION_MINOR 79
+#define HTT_CURRENT_VERSION_MINOR 80
 
 #define HTT_NUM_TX_FRAG_DESC  1024
 
@@ -9454,7 +9455,7 @@ PREPACK struct htt_tx_offload_deliver_ind_hdr_t
  * |-----------------------------------------------------------------------|
  * |                         Peer Delete Duration                          |
  * |-----------------------------------------------------------------------|
- * |                               Reserved_0                              |
+ * |               Reserved_0          |           WDS Free Count          |
  * |-----------------------------------------------------------------------|
  * |                               Reserved_1                              |
  * |-----------------------------------------------------------------------|
@@ -9493,6 +9494,9 @@ PREPACK struct htt_tx_offload_deliver_ind_hdr_t
  *     Bits 31:0
  *     Purpose: Time taken to delete peer, in msec,
  *         Used for monitoring / debugging PEER delete response delay
+ *   - PEER_WDS_FREE_COUNT
+ *     Bits 15:0
+ *     Purpose: Count of WDS entries deleted associated to peer deleted
  */
 
 #define HTT_RX_PEER_UNMAP_V2_VDEV_ID_M      HTT_RX_PEER_MAP_V2_VDEV_ID_M
@@ -9509,6 +9513,9 @@ PREPACK struct htt_tx_offload_deliver_ind_hdr_t
 #define HTT_RX_PEER_UNMAP_V2_PEER_DELETE_DURATION_M   0xffffffff
 #define HTT_RX_PEER_UNMAP_V2_PEER_DELETE_DURATION_S   0
 
+#define HTT_RX_PEER_UNMAP_V2_PEER_WDS_FREE_COUNT_M    0x0000ffff
+#define HTT_RX_PEER_UNMAP_V2_PEER_WDS_FREE_COUNT_S    0
+
 #define HTT_RX_PEER_UNMAP_V2_VDEV_ID_SET    HTT_RX_PEER_MAP_V2_VDEV_ID_SET
 #define HTT_RX_PEER_UNMAP_V2_VDEV_ID_GET    HTT_RX_PEER_MAP_V2_VDEV_ID_GET
 
@@ -9526,9 +9533,18 @@ PREPACK struct htt_tx_offload_deliver_ind_hdr_t
 #define HTT_RX_PEER_UNMAP_V2_PEER_DELETE_DURATION_GET(word) \
     (((word) & HTT_RX_PEER_UNMAP_V2_PEER_DELETE_DURATION_M) >> HTT_RX_PEER_UNMAP_V2_PEER_DELETE_DURATION_S)
 
+#define HTT_RX_PEER_UNMAP_V2_PEER_WDS_FREE_COUNT_SET(word, value) \
+    do { \
+        HTT_CHECK_SET_VAL(HTT_RX_PEER_UNMAP_V2_PEER_WDS_FREE_COUNT, value); \
+        (word) |= (value) << HTT_RX_PEER_UNMAP_V2_PEER_WDS_FREE_COUNT_S; \
+    } while (0)
+#define HTT_RX_PEER_UNMAP_V2_PEER_WDS_FREE_COUNT_GET(word) \
+    (((word) & HTT_RX_PEER_UNMAP_V2_PEER_WDS_FREE_COUNT_M) >> HTT_RX_PEER_UNMAP_V2_PEER_WDS_FREE_COUNT_S)
+
 #define HTT_RX_PEER_UNMAP_V2_MAC_ADDR_OFFSET      4  /* bytes */
 #define HTT_RX_PEER_UNMAP_V2_NEXT_HOP_OFFSET      8  /* bytes */
 #define HTT_RX_PEER_UNMAP_V2_PEER_DELETE_DURATION_OFFSET    12 /* bytes */
+#define HTT_RX_PEER_UNMAP_V2_PEER_WDS_FREE_COUNT_OFFSET     16 /* bytes */
 
 #define HTT_RX_PEER_UNMAP_V2_BYTES 28
 
diff --git a/fw/wmi_tlv_defs.h b/fw/wmi_tlv_defs.h
index d919898987e8..6b706c4480b4 100644
--- a/fw/wmi_tlv_defs.h
+++ b/fw/wmi_tlv_defs.h
@@ -1055,6 +1055,7 @@ typedef enum {
     WMITLV_TAG_STRUC_wmi_pdev_rnr_bss_tbtt_info,
     WMITLV_TAG_STRUC_WMI_MAC_PHY_CAPABILITIES_EXT,
     WMITLV_TAG_STRUC_WMI_HAL_REG_CAPABILITIES_EXT2,
+    WMITLV_TAG_STRUC_wmi_roam_pmk_cache_synch_tlv_param,
 } WMITLV_TAG_ID;
 
 /*
@@ -4602,7 +4603,8 @@ WMITLV_CREATE_PARAM_STRUC(WMI_ROAM_EVENTID);
     WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_ARRAY_STRUC, wmi_pdev_hw_mode_transition_event_fixed_param, hw_mode_transition_fixed_param, WMITLV_SIZE_VAR) \
     WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_ARRAY_STRUC, wmi_pdev_set_hw_mode_response_vdev_mac_entry, wmi_pdev_set_hw_mode_response_vdev_mac_mapping, WMITLV_SIZE_VAR) \
     WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_ARRAY_STRUC, wmi_roam_fils_synch_tlv_param, roam_fils_synch_info, WMITLV_SIZE_VAR) \
-    WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_ARRAY_STRUC, wmi_key_material_ext, key_ext, WMITLV_SIZE_VAR)
+    WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_ARRAY_STRUC, wmi_key_material_ext, key_ext, WMITLV_SIZE_VAR) \
+    WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_ARRAY_STRUC, wmi_roam_pmk_cache_synch_tlv_param, roam_pmk_cache_synch_info, WMITLV_SIZE_VAR)
 WMITLV_CREATE_PARAM_STRUC(WMI_ROAM_SYNCH_EVENTID);
 
 /* Roam Synch frame Event */
diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index ad15e990c0d3..5c00b0792d83 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -4573,9 +4573,19 @@ typedef struct {
 } wmi_roam_fils_synch_tlv_param;
 
 /*
-* If FW has multiple active channels due to MCC(multi channel concurrency),
-* then these stats are combined stats for all the active channels.
-*/
+ * FW sends PMK cache of roamed candidate to host to sync pmk cache with host
+ */
+typedef struct {
+    A_UINT32  tlv_header; /* TLV tag and len; tag equals WMITLV_TAG_STRUC_wmi_roam_pmk_cache_synch_tlv_param */
+    A_UINT32  pmk_len;
+    A_UINT8  pmk[WMI_MAX_PMK_LEN];
+    A_UINT8  pmkid[WMI_MAX_PMKID_LEN];
+} wmi_roam_pmk_cache_synch_tlv_param;
+
+/*
+ * If FW has multiple active channels due to MCC(multi channel concurrency),
+ * then these stats are combined stats for all the active channels.
+ */
 typedef struct {
     A_UINT32 tlv_header; /* TLV tag and len; tag equals WMITLV_TAG_STRUC_wmi_update_whal_mib_stats_event_fixed_param */
     /** ack count, it is an incremental number, not accumulated number */
@@ -7976,6 +7986,8 @@ typedef struct {
     /** peer MAC address */
     wmi_mac_addr peer_macaddr;
     A_UINT32 key_type; /* use standard cipher types - see WMI_CIPHER_ defs */
+    /** key index **/
+    A_UINT32 key_ix;
 } wmi_peer_tx_pn_request_cmd_fixed_param;
 
 typedef struct {
@@ -7992,6 +8004,8 @@ typedef struct {
     * how many bytes within pn[] are filled with valid data.
     */
     A_UINT8 pn[16];
+    /** key index **/
+    A_UINT32 key_ix;
 } wmi_peer_tx_pn_response_event_fixed_param;
 
 typedef struct {
@@ -13641,6 +13655,7 @@ typedef struct {
     A_UINT32 max_mlme_sw_retries; /* maximum number of software retries for preauth and reassoc req */
     A_UINT32 no_ack_timeout; /* In msec. duration to wait before another SW retry made if no ack seen for previous frame */
     A_UINT32 roam_candidate_validity_time; /* In msec. validity duration of each entry in roam cache.  If the value is 0x0, this field should be disregarded. */
+    A_UINT32 roam_to_current_bss_disable; /* Disable roaming to current bss */
 } wmi_roam_offload_tlv_param;
 
 
diff --git a/fw/wmi_version.h b/fw/wmi_version.h
index b29d05309037..f30e9c3edcc6 100644
--- a/fw/wmi_version.h
+++ b/fw/wmi_version.h
@@ -36,7 +36,7 @@
 #define __WMI_VER_MINOR_    0
 /** WMI revision number has to be incremented when there is a
  *  change that may or may not break compatibility. */
-#define __WMI_REVISION_ 801
+#define __WMI_REVISION_ 804
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work