diff --git a/target/inc/wmi_tlv_defs.h b/target/inc/wmi_tlv_defs.h
index 49871296b8..a6bfac9a15 100644
--- a/target/inc/wmi_tlv_defs.h
+++ b/target/inc/wmi_tlv_defs.h
@@ -752,6 +752,9 @@ typedef enum {
 	WMITLV_TAG_STRUC_wmi_rx_aggr_failure_info,
 	WMITLV_TAG_STRUC_wmi_vdev_encrypt_decrypt_data_req_cmd_fixed_param,
 	WMITLV_TAG_STRUC_wmi_vdev_encrypt_decrypt_data_resp_event_fixed_param,
+	WMITLV_TAG_STRUC_wmi_pdev_band_to_mac,
+	WMITLV_TAG_STRUC_wmi_tbtt_offset_info,
+	WMITLV_TAG_STRUC_wmi_tbtt_offset_ext_event_fixed_param,
 } WMITLV_TAG_ID;
 
 /*
@@ -1217,6 +1220,7 @@ typedef enum {
 	OP(WMI_REPORT_STATS_EVENTID) \
 	OP(WMI_REPORT_RX_AGGR_FAILURE_EVENTID) \
 	OP(WMI_VDEV_ENCRYPT_DECRYPT_DATA_RESP_EVENTID) \
+	OP(WMI_TBTTOFFSET_EXT_UPDATE_EVENTID) \
 	/* add new EVT_LIST elements above this line */
 
 /* TLV definitions of WMI commands */
@@ -1226,7 +1230,8 @@ typedef enum {
 	WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_STRUC_wmi_init_cmd_fixed_param, wmi_init_cmd_fixed_param, fixed_param, WMITLV_SIZE_FIX) \
 	WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_STRUC_wmi_resource_config, wmi_resource_config, resource_config, WMITLV_SIZE_FIX)	\
 	WMITLV_ELEM(id, op, buf, len, WMITLV_TAG_ARRAY_STRUC, wlan_host_memory_chunk, host_mem_chunks, WMITLV_SIZE_VAR) \
-	WMITLV_ELEM(id, op, buf, len, WMITLV_TAG_STRUC_wmi_pdev_set_hw_mode_cmd_fixed_param, wmi_pdev_set_hw_mode_cmd_fixed_param, hw_mode, WMITLV_SIZE_FIX)
+	WMITLV_ELEM(id, op, buf, len, WMITLV_TAG_STRUC_wmi_pdev_set_hw_mode_cmd_fixed_param, wmi_pdev_set_hw_mode_cmd_fixed_param, hw_mode, WMITLV_SIZE_FIX) \
+	WMITLV_ELEM(id, op, buf, len, WMITLV_TAG_STRUC_wmi_pdev_band_to_mac, wmi_pdev_band_to_mac, band_to_mac, WMITLV_SIZE_VAR)
 
 WMITLV_CREATE_PARAM_STRUC(WMI_INIT_CMDID);
 
@@ -3193,6 +3198,12 @@ WMITLV_CREATE_PARAM_STRUC(WMI_MGMT_RX_EVENTID);
 	WMITLV_FXAR(id,op,buf,len, WMITLV_TAG_ARRAY_UINT32, A_UINT32, tbttoffset_list, WMITLV_SIZE_FIX, WMI_MAX_AP_VDEV)
 WMITLV_CREATE_PARAM_STRUC(WMI_TBTTOFFSET_UPDATE_EVENTID);
 
+/* TBTT EXT offset Event */
+#define WMITLV_TABLE_WMI_TBTTOFFSET_EXT_UPDATE_EVENTID(id, op, buf, len) \
+	WMITLV_ELEM(id, op, buf, len, WMITLV_TAG_STRUC_wmi_tbtt_offset_ext_event_fixed_param, wmi_tbtt_offset_ext_event_fixed_param, fixed_param, WMITLV_SIZE_FIX) \
+	WMITLV_ELEM(id, op, buf, len, WMITLV_TAG_ARRAY_STRUC, wmi_tbtt_offset_info, tbtt_offset_info, WMITLV_SIZE_VAR)
+WMITLV_CREATE_PARAM_STRUC(WMI_TBTTOFFSET_EXT_UPDATE_EVENTID);
+
 /* TX DELBA Complete Event */
 #define WMITLV_TABLE_WMI_TX_DELBA_COMPLETE_EVENTID(id,op,buf,len)					    \
 	WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_STRUC_wmi_tx_delba_complete_event_fixed_param, wmi_tx_delba_complete_event_fixed_param, fixed_param, WMITLV_SIZE_FIX)
diff --git a/target/inc/wmi_unified.h b/target/inc/wmi_unified.h
index 56b6184317..427f7924b6 100644
--- a/target/inc/wmi_unified.h
+++ b/target/inc/wmi_unified.h
@@ -1176,7 +1176,10 @@ typedef enum {
 	WMI_MGMT_TX_COMPLETION_EVENTID,
 	/** Event for Mgmt TX bundle completion event */
 	WMI_MGMT_TX_BUNDLE_COMPLETION_EVENTID,
-
+	/** vdev_map used in WMI_TBTTOFFSET_UPDATE_EVENTID supports max 32 vdevs
+	 *   Use this event if number of vdevs > 32.
+	 */
+	WMI_TBTTOFFSET_EXT_UPDATE_EVENTID,
 
 	/*ADDBA Related WMI Events */
 	/** Indication the completion of the prior
@@ -7187,13 +7190,17 @@ typedef struct {
 
 typedef struct {
 	A_UINT32 tlv_header;            /* TLV tag and len; tag equals WMITLV_TAG_STRUC_wmi_tim_info  */
-	/** TIM bitmap len (in bytes)*/
+	/** TIM bitmap len (in bytes) */
 	A_UINT32 tim_len;
 	/** TIM Partial Virtual Bitmap */
 	A_UINT32 tim_mcast;
 	A_UINT32 tim_bitmap[WMI_TIM_BITMAP_ARRAY_SIZE];
 	A_UINT32 tim_changed;
 	A_UINT32 tim_num_ps_pending;
+	/** Use the vdev_id only if vdev_id_valid is set */
+	A_UINT32 vdev_id_valid;
+	/** unique id identifying the VDEV */
+	A_UINT32 vdev_id;
 } wmi_tim_info;
 
 typedef struct {
@@ -7224,6 +7231,10 @@ typedef struct {
 	A_UINT32 noa_attributes;
 	wmi_p2p_noa_descriptor
 		noa_descriptors[WMI_P2P_MAX_NOA_DESCRIPTORS];
+	/** Use the vdev_id only if vdev_id_valid is set */
+	A_UINT32 vdev_id_valid;
+	/** unique id identifying the VDEV */
+	A_UINT32 vdev_id;
 } wmi_p2p_noa_info;
 
 #define WMI_UNIFIED_NOA_ATTR_MODIFIED           0x1
@@ -7288,7 +7299,12 @@ typedef struct {
 	A_UINT32 tlv_header;            /* TLV tag and len; tag equals WMITLV_TAG_STRUC_wmi_host_swba_event_fixed_param  */
 	/** bitmap identifying the VDEVs, generated by the caller */
 	A_UINT32 vdev_map;
-	/* This TLV is followed by tim_info and p2p_noa_info for each vdev in vdevmap :
+	/** how many vdev's info is included in this message
+	 *  If this field is zero, then the number of vdevs is specified by
+	 *  the number of bits set in the vdev_map bitmap.
+	 */
+	A_UINT32 num_vdevs;
+	/* This TLV is followed by tim_info and p2p_noa_info for each vdev:
 	 *     wmi_tim_info tim_info[];
 	 *     wmi_p2p_noa_info p2p_noa_info[];
 	 *
@@ -7307,6 +7323,29 @@ typedef struct {
 	 */
 } wmi_tbtt_offset_event_fixed_param;
 
+typedef struct {
+	/* TLV tag and len; tag equals WMITLV_TAG_STRUC_wmi_tbtt_offset_info */
+	A_UINT32 tlv_header;
+	/** unique id identifying the VDEV */
+	A_UINT32 vdev_id;
+	/** tbttoffset in TUs */
+	A_UINT32 tbttoffset;
+} wmi_tbtt_offset_info;
+
+/** Use this event if number of vdevs > 32 */
+typedef struct {
+	/*
+	 * TLV tag and len;
+	 * tag equals WMITLV_TAG_STRUC_wmi_tbtt_offset_ext_event_fixed_param
+	 */
+	A_UINT32 tlv_header;
+	A_UINT32 num_vdevs;
+	/*
+	 * The TLVs for tbttoffset will follow this TLV.
+	 * Of size num_vdevs * wmi_tbtt_offset_info
+	 */
+} wmi_tbtt_offset_ext_event_fixed_param;
+
 /* Peer Specific commands and events */
 
 typedef struct {
@@ -15317,6 +15356,19 @@ typedef struct {
 	A_UINT32 hw_mode_index;
 } wmi_soc_set_hw_mode_cmd_fixed_param;
 
+typedef struct {
+	/* TLV tag and len tag equals WMITLV_TAG_STRUC_wmi_pdev_band_to_mac */
+	A_UINT32 tlv_header;
+	/** pdev_id for identifying the MAC
+	  * See macros starting with WMI_PDEV_ID_ for values.
+	  */
+	A_UINT32 pdev_id;
+	/* start frequency in MHz */
+	A_UINT32 start_freq;
+	/* end frequency in MHz */
+	A_UINT32 end_freq;
+} wmi_pdev_band_to_mac;
+
 typedef struct {
 	/* TLV tag and len; tag equals
 	 * WMITLV_TAG_STRUC_wmi_pdev_set_hw_mode_cmd_fixed_param
@@ -15331,6 +15383,13 @@ typedef struct {
 
 	/* Hardware Mode Index */
 	A_UINT32 hw_mode_index;
+
+	/* Number of band to mac TLVs */
+	A_UINT32 num_band_to_mac;
+
+	/* Followed by TLVs of type
+	 * num_band_to_mac * wmi_pdev_band_to_mac.
+	 */
 } wmi_pdev_set_hw_mode_cmd_fixed_param;
 
 /* DEPRECATED - use wmi_pdev_set_mac_config_cmd_fixed_param instead */
diff --git a/target/inc/wmi_version.h b/target/inc/wmi_version.h
index f0d6a19430..fa010ff8ff 100644
--- a/target/inc/wmi_version.h
+++ b/target/inc/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_ 300
+#define __WMI_REVISION_ 301
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work