qcacld-3.0: Add gHwFilterMode ini item

Add a 'gHwFilterMode' ini item to control the DTIM mode hardware
filter. This ini item supersedes 'g_enable_non_arp_bc_hw_filter.'

	# disable feature (default)
	gHwFilterMode=0
	# drop all broadcast frames, except ARP
	gHwFilterMode=1
	# drop all multicast frames, except ICMPv6
	gHwFilterMode=2
	# drop all broadcast and multicast frames, except ARP and ICMPv6
	gHwFilterMode=3

Change-Id: I6bc8ac7585ffd0a62ab1c57558a798df9b63f2ce
CRs-Fixed: 2040420
diff --git a/Kbuild b/Kbuild
index 800b04b..d469de9 100644
--- a/Kbuild
+++ b/Kbuild
@@ -877,7 +877,7 @@
 		$(PMO_DIR)/core/src/wlan_pmo_wow.o \
 		$(PMO_DIR)/core/src/wlan_pmo_lphb.o \
 		$(PMO_DIR)/core/src/wlan_pmo_suspend_resume.o \
-		$(PMO_DIR)/core/src/wlan_pmo_hw_bcast_fltr.o \
+		$(PMO_DIR)/core/src/wlan_pmo_hw_filter.o \
 		$(PMO_DIR)/core/src/wlan_pmo_pkt_filter.o \
 		$(PMO_DIR)/dispatcher/src/wlan_pmo_obj_mgmt_api.o \
 		$(PMO_DIR)/dispatcher/src/wlan_pmo_ucfg_api.o \
@@ -889,7 +889,7 @@
 		$(PMO_DIR)/dispatcher/src/wlan_pmo_tgt_mc_addr_filtering.o \
 		$(PMO_DIR)/dispatcher/src/wlan_pmo_tgt_lphb.o \
 		$(PMO_DIR)/dispatcher/src/wlan_pmo_tgt_suspend_resume.o \
-		$(PMO_DIR)/dispatcher/src/wlan_pmo_tgt_non_arp_bcast_fltr.o \
+		$(PMO_DIR)/dispatcher/src/wlan_pmo_tgt_hw_filter.o \
 		$(PMO_DIR)/dispatcher/src/wlan_pmo_tgt_pkt_filter.o
 
 ############## UMAC P2P ###########
@@ -965,12 +965,11 @@
 		$(TARGET_IF_DIR)/pmo/src/target_if_pmo_ns.o \
 		$(TARGET_IF_DIR)/pmo/src/target_if_pmo_gtk.o \
 		$(TARGET_IF_DIR)/pmo/src/target_if_pmo_wow.o \
-		$(TARGET_IF_DIR)/pmo/src/target_if_pmo_non_arp_bcast_fltr.o \
+		$(TARGET_IF_DIR)/pmo/src/target_if_pmo_hw_filter.o \
 		$(TARGET_IF_DIR)/pmo/src/target_if_pmo_mc_addr_filtering.o \
 		$(TARGET_IF_DIR)/pmo/src/target_if_pmo_static_config.o \
 		$(TARGET_IF_DIR)/pmo/src/target_if_pmo_lphb.o \
 		$(TARGET_IF_DIR)/pmo/src/target_if_pmo_suspend_resume.o \
-		$(TARGET_IF_DIR)/pmo/src/target_if_pmo_non_arp_bcast_fltr.o \
 		$(TARGET_IF_DIR)/pmo/src/target_if_pmo_pkt_filter.o \
 		$(TARGET_IF_DIR)/p2p/src/target_if_p2p.o \
 		$(TARGET_IF_DIR)/regulatory/src/target_if_reg.o \