diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index ffa856a4c3be..52664d9a093f 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -5733,9 +5733,14 @@ typedef struct {
 #define WMI_TPC_TX_NUM_CHAIN        4
 
 typedef enum {
-    WMI_TPC_CONFIG_EVENT_FLAG_TABLE_CDD = 0x1,
+    /* bits 0-7 for table flags */
+    WMI_TPC_CONFIG_EVENT_FLAG_TABLE_CDD  = 0x1,
     WMI_TPC_CONFIG_EVENT_FLAG_TABLE_STBC = 0x2,
     WMI_TPC_CONFIG_EVENT_FLAG_TABLE_TXBF = 0x4,
+
+    /* bits 8-11 for interface version flags */
+    WMI_TPC_CONFIG_EVENT_FLAG_IF_MASK = 0x0F00,
+    WMI_TPC_CONFIG_EVENT_FLAG_IF_V1   = 0x0100,
 } WMI_TPC_CONFIG_EVENT_FLAG;
 
 typedef struct {
diff --git a/fw/wmi_version.h b/fw/wmi_version.h
index 13974d3dd041..9263f73bfb26 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_ 611
+#define __WMI_REVISION_ 612
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work