qcacld-3.0: Add feature flag to support ICMP offload

Add Feature flag WLAN_FEATURE_ICMP_OFFLOAD to support
ICMP offload feature.

Change-Id: I7ef593c76eaf4a02651e67bcf53b7a607a58421e
CRs-Fixed: 3042400

Kbuild

@@ -2857,6 +2857,7 @@ cppflags-$(CONFIG_FEATURE_WLAN_SCAN_PNO) += -DFEATURE_WLAN_SCAN_PNO
 cppflags-$(CONFIG_WLAN_FEATURE_PACKET_FILTERING) += -DWLAN_FEATURE_PACKET_FILTERING
 cppflags-$(CONFIG_DHCP_SERVER_OFFLOAD) += -DDHCP_SERVER_OFFLOAD
 cppflags-$(CONFIG_WLAN_NS_OFFLOAD) += -DWLAN_NS_OFFLOAD
+cppflags-$(CONFIG_WLAN_FEATURE_ICMP_OFFLOAD) += -DWLAN_FEATURE_ICMP_OFFLOAD
 cppflags-$(CONFIG_FEATURE_WLAN_RA_FILTERING) += -DFEATURE_WLAN_RA_FILTERING
 cppflags-$(CONFIG_FEATURE_WLAN_LPHB) += -DFEATURE_WLAN_LPHB
 cppflags-$(CONFIG_QCA_SUPPORT_TX_THROTTLE) += -DQCA_SUPPORT_TX_THROTTLE

configs/default_defconfig

@@ -1337,6 +1337,11 @@ ifeq ($(CONFIG_WLAN_FW_OFFLOAD), y)
 CONFIG_WLAN_FEATURE_MDNS_OFFLOAD := y
 endif
 
+#Enable ICMP feature
+ifeq ($(CONFIG_WLAN_FW_OFFLOAD), y)
+CONFIG_WLAN_FEATURE_ICMP_OFFLOAD := y
+endif
+
 #Enable DP Bus Vote
 CONFIG_WLAN_FEATURE_DP_BUS_BANDWIDTH := y