qcacld-3.0: Featurize monitor mode

Featurize monitor mode code.

Change-Id: I42d2d6a92d9097676ab3f8ec4a86958b8c0bc096
CRs-Fixed: 2245419

Kbuild

@@ -946,6 +946,9 @@ HTT_OBJS := $(HTT_DIR)/htt_tx.o \
             $(HTT_DIR)/htt_fw_stats.o \
             $(HTT_DIR)/htt_rx.o
 
+ifeq ($(CONFIG_FEATURE_MONITOR_MODE_SUPPORT), y)
+HTT_OBJS += $(HTT_DIR)/htt_monitor_rx.o
+endif
 
 ############## INIT-DEINIT ###########
 INIT_DEINIT_DIR := init_deinit/dispatcher
@@ -1487,6 +1490,7 @@ cppflags-$(CONFIG_HDD_INIT_WITH_RTNL_LOCK) += -DCONFIG_HDD_INIT_WITH_RTNL_LOCK
 cppflags-$(CONFIG_CONVERGED_TDLS_ENABLE) += -DCONVERGED_TDLS_ENABLE
 cppflags-$(CONFIG_WLAN_CONV_SPECTRAL_ENABLE) += -DWLAN_CONV_SPECTRAL_ENABLE
 cppflags-$(CONFIG_WMI_CMD_STRINGS) += -DWMI_CMD_STRINGS
+cppflags-$(CONFIG_FEATURE_MONITOR_MODE_SUPPORT) += -DFEATURE_MONITOR_MODE_SUPPORT
 
 cppflags-$(CONFIG_WLAN_DISABLE_EXPORT_SYMBOL) += -DWLAN_DISABLE_EXPORT_SYMBOL
 cppflags-$(CONFIG_WIFI_POS_CONVERGED) += -DWIFI_POS_CONVERGED