wlan: Extended Capability and VHT Opmode support

Change-Id: I12e1941adb86d6d6f3ad6863e2938dbfe6054264
CRs-Fixed: 395644, 395645
diff --git a/CORE/MAC/src/pe/include/limGlobal.h b/CORE/MAC/src/pe/include/limGlobal.h
index 89d8116..89b1865 100644
--- a/CORE/MAC/src/pe/include/limGlobal.h
+++ b/CORE/MAC/src/pe/include/limGlobal.h
@@ -646,6 +646,16 @@
     tANI_U8                  switchMode;
 } tLimChannelSwitchInfo, *tpLimChannelSwitchInfo;
 
+#ifdef WLAN_FEATURE_11AC
+typedef struct sLimOperatingModeInfo
+{
+    tANI_U8        present;
+    tANI_U8        chanWidth: 2;
+    tANI_U8         reserved: 2;
+    tANI_U8            rxNSS: 3;
+    tANI_U8        rxNSSType: 1;
+}tLimOperatingModeInfo, *tpLimOperatingModeInfo;
+#endif
 // Enums used when stopping the Tx.
 typedef enum eLimQuietTxMode
 {