qcacld-3.0: Enable roaming type by platform to save memory

On HST, only enable LFR3
On Rome, only enable LFR2
This change is for auto platforms

Change-Id: I67bd5877060621e756668e925031fd134bc1a0c2
CRs-Fixed: 2544840

configs/qca6174_defconfig

@@ -68,11 +68,11 @@ ifeq ($(CONFIG_ARCH_QCS405), y)
 	CONFIG_WLAN_SYNC_TSF_PLUS_NOIRQ := y
 endif
 
-#Flag to enable Legacy Fast Roaming2(LFR2)
-CONFIG_QCACLD_WLAN_LFR2 := y
 #Flag to enable Legacy Fast Roaming3(LFR3)
-ifneq ($(CONFIG_ARCH_SDX20), y)
-CONFIG_QCACLD_WLAN_LFR3 := y
+ifeq (y,$(findstring y,$(CONFIG_HELIUMPLUS) $(CONFIG_LITHIUM)))
+	CONFIG_QCACLD_WLAN_LFR3 := y
+else
+	CONFIG_QCACLD_WLAN_LFR2 := y
 endif
 
 ifneq ($(CONFIG_MOBILE_ROUTER), y)

configs/qca6390_defconfig

@@ -93,11 +93,11 @@ ifeq ($(CONFIG_ARCH_QCS405), y)
 	CONFIG_WLAN_SYNC_TSF_PLUS_NOIRQ := y
 endif
 
-#Flag to enable Legacy Fast Roaming2(LFR2)
-CONFIG_QCACLD_WLAN_LFR2 := y
 #Flag to enable Legacy Fast Roaming3(LFR3)
-ifneq ($(CONFIG_ARCH_SDX20), y)
-CONFIG_QCACLD_WLAN_LFR3 := y
+ifeq (y,$(findstring y,$(CONFIG_HELIUMPLUS) $(CONFIG_LITHIUM)))
+	CONFIG_QCACLD_WLAN_LFR3 := y
+else
+	CONFIG_QCACLD_WLAN_LFR2 := y
 endif
 
 ifneq ($(CONFIG_MOBILE_ROUTER), y)