wlan: HDD: Link Layer Statistics Implementation

This commit introduces the link layer statistics implementation
in HDD and SME layers.

Change-Id: I8240243aa87999fc14fbd7e3f23b9612b7aca4d6
CRs-Fixed: 665003
diff --git a/Kbuild b/Kbuild
index ff5e229..b78f612 100644
--- a/Kbuild
+++ b/Kbuild
@@ -552,7 +552,8 @@
                 -DFEATURE_WLAN_CH144 \
                 -DWLAN_BUG_ON_SKB_ERROR \
                 -DWLAN_DXE_LOW_RESOURCE_TIMER \
-                -DWLAN_LOGGING_SOCK_SVC_ENABLE
+                -DWLAN_LOGGING_SOCK_SVC_ENABLE \
+                -DWLAN_FEATURE_LINK_LAYER_STATS
 
 ifneq ($(CONFIG_PRONTO_WLAN),)
 CDEFINES += -DWCN_PRONTO