Wlan: Configuration Knob to enable/disable adaptive rx drain

Configuration Knob to enable/disable Adaptive Rx drain feature

Change-Id: I8751f774c26799060ff4204bc87f5edc771964fd
CRs-fixed: 500104
diff --git a/CORE/MAC/inc/wniCfgSta.h b/CORE/MAC/inc/wniCfgSta.h
index 81c44a0..930c94c 100644
--- a/CORE/MAC/inc/wniCfgSta.h
+++ b/CORE/MAC/inc/wniCfgSta.h
@@ -353,6 +353,7 @@
 #define WNI_CFG_TDLS_BUF_STA_ENABLED    299
 #define WNI_CFG_TDLS_PUAPSD_INACT_TIME    300
 #define WNI_CFG_TDLS_RX_FRAME_THRESHOLD    301
+#define WNI_CFG_ENABLE_ADAPT_RX_DRAIN    302
 
 /*
  * String parameter lengths 
@@ -1630,8 +1631,12 @@
 #define WNI_CFG_TDLS_RX_FRAME_THRESHOLD_STAMAX    20
 #define WNI_CFG_TDLS_RX_FRAME_THRESHOLD_STADEF    10
 
-#define CFG_PARAM_MAX_NUM        302
-#define CFG_STA_IBUF_MAX_SIZE    236
+#define WNI_CFG_ENABLE_ADAPT_RX_DRAIN_STAMIN    0
+#define WNI_CFG_ENABLE_ADAPT_RX_DRAIN_STAMAX    1
+#define WNI_CFG_ENABLE_ADAPT_RX_DRAIN_STADEF    1
+
+#define CFG_PARAM_MAX_NUM        303
+#define CFG_STA_IBUF_MAX_SIZE    237
 #define CFG_STA_SBUF_MAX_SIZE    3388
 #define CFG_SEM_MAX_NUM          19