diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index 62f03b49ab27..799c2e1c131f 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -9619,6 +9619,16 @@ typedef enum {
     WMI_PDEV_PARAM_PWR_REDUCTION_IN_QUARTER_DB,
 
     WMI_PDEV_PARAM_ENABLE_CHIPSET_LOGGING,
+
+    /** SCAN MODE:
+     *  bit   | scan_mode
+     * -----------------
+     *  0     | SISO SCAN - 1x1 scan
+     *        |     If this bit is 0, then use default scan (NxN).
+     *  1-31  | Reserved.
+     */
+    WMI_PDEV_PARAM_SCAN_MODE,
+
 } WMI_PDEV_PARAM;
 
 #define WMI_PDEV_ONLY_BSR_TRIG_IS_ENABLED(trig_type) WMI_GET_BITS(trig_type, 0, 1)
diff --git a/fw/wmi_version.h b/fw/wmi_version.h
index c92dcf3a6360..bc3c2b585b7c 100644
--- a/fw/wmi_version.h
+++ b/fw/wmi_version.h
@@ -37,7 +37,7 @@
 #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_ 1479
+#define __WMI_REVISION_ 1480
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work