diff --git a/Makefile b/Makefile
index e98e3ca..f445960 100644
--- a/Makefile
+++ b/Makefile
@@ -1,29 +1,29 @@
-EXTRA_CFLAGS += $(USER_EXTRA_CFLAGS)
-EXTRA_CFLAGS += -O2
-#EXTRA_CFLAGS += -O3
-#EXTRA_CFLAGS += -Wall
-#EXTRA_CFLAGS += -Wextra
-#EXTRA_CFLAGS += -Werror
-#EXTRA_CFLAGS += -pedantic
-#EXTRA_CFLAGS += -Wshadow -Wpointer-arith -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes
-#EXTRA_CFLAGS += -Wimplicit-fallthrough=1
+ccflags-y += $(USER_EXTRA_CFLAGS)
+ccflags-y += -O2
+#ccflags-y += -O3
+#ccflags-y += -Wall
+#ccflags-y += -Wextra
+#ccflags-y += -Werror
+#ccflags-y += -pedantic
+#ccflags-y += -Wshadow -Wpointer-arith -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes
+#ccflags-y += -Wimplicit-fallthrough=1
 
-EXTRA_CFLAGS += -Wno-unused-variable
-#EXTRA_CFLAGS += -Wno-unused-value
-#EXTRA_CFLAGS += -Wno-unused-label
-#EXTRA_CFLAGS += -Wno-unused-parameter
-#EXTRA_CFLAGS += -Wno-unused-function
-#EXTRA_CFLAGS += -Wno-unused
-#EXTRA_CFLAGS += -Wno-uninitialized
+ccflags-y += -Wno-unused-variable
+#ccflags-y += -Wno-unused-value
+#ccflags-y += -Wno-unused-label
+#ccflags-y += -Wno-unused-parameter
+#ccflags-y += -Wno-unused-function
+#ccflags-y += -Wno-unused
+#ccflags-y += -Wno-uninitialized
 
 GCC_VER_49 := $(shell echo `$(CC) -dumpversion | cut -f1-2 -d.` \>= 4.9 | bc )
 ifeq ($(GCC_VER_49),1)
-EXTRA_CFLAGS += -Wno-date-time	# Fix compile error && warning on gcc 4.9 and later
+ccflags-y += -Wno-date-time	# Fix compile error && warning on gcc 4.9 and later
 endif
 
-EXTRA_CFLAGS += -I$(src)/include
+ccflags-y += -I$(src)/include
 
-EXTRA_LDFLAGS += --strip-debug
+ldflags-y += --strip-debug
 
 CONFIG_AUTOCFG_CP = n
 
@@ -97,7 +97,7 @@ CONFIG_RTW_IOCTL_SET_COUNTRY = y
 CONFIG_RTW_ANDROID = 0
 
 ifeq ($(shell test $(CONFIG_RTW_ANDROID) -gt 0; echo $$?), 0)
-EXTRA_CFLAGS += -DCONFIG_RTW_ANDROID=$(CONFIG_RTW_ANDROID)
+ccflags-y += -DCONFIG_RTW_ANDROID=$(CONFIG_RTW_ANDROID)
 endif
 
 ########################## Debug ###########################
@@ -271,10 +271,10 @@ _HAL_INTFS_FILES :=	hal/hal_intf.o \
 			hal/led/hal_$(HCI_NAME)_led.o
 
 
-EXTRA_CFLAGS += -I$(src)/platform
+ccflags-y += -I$(src)/platform
 _PLATFORM_FILES := platform/platform_ops.o
 
-EXTRA_CFLAGS += -I$(src)/hal/btc
+ccflags-y += -I$(src)/hal/btc
 
 ########### HAL_RTL8188E #################################
 ifeq ($(CONFIG_RTL8188E), y)
@@ -295,7 +295,7 @@ endif
 ifeq ($(CONFIG_PCI_HCI), y)
 MODULE_NAME = 8188ee
 endif
-EXTRA_CFLAGS += -DCONFIG_RTL8188E
+ccflags-y += -DCONFIG_RTL8188E
 
 _HAL_INTFS_FILES +=	hal/HalPwrSeqCmd.o \
 					hal/$(RTL871X)/Hal8188EPwrSeq.o\
@@ -352,7 +352,7 @@ endif
 ifeq ($(CONFIG_PCI_HCI), y)
 MODULE_NAME = 8192ee
 endif
-EXTRA_CFLAGS += -DCONFIG_RTL8192E
+ccflags-y += -DCONFIG_RTL8192E
 _HAL_INTFS_FILES += hal/HalPwrSeqCmd.o \
 					hal/$(RTL871X)/Hal8192EPwrSeq.o\
 					hal/$(RTL871X)/$(RTL871X)_xmit.o\
@@ -460,7 +460,7 @@ endif
 endif
 
 ifeq ($(CONFIG_RTL8812A), y)
-EXTRA_CFLAGS += -DCONFIG_RTL8812A
+ccflags-y += -DCONFIG_RTL8812A
 _HAL_INTFS_FILES +=	hal/rtl8812a/hal8812a_fw.o
 endif
 
@@ -485,7 +485,7 @@ endif
 
 endif
 
-EXTRA_CFLAGS += -DCONFIG_RTL8821A
+ccflags-y += -DCONFIG_RTL8821A
 
 _HAL_INTFS_FILES +=	hal/rtl8812a/hal8821a_fw.o
 
@@ -518,7 +518,7 @@ ifeq ($(CONFIG_SDIO_HCI), y)
 MODULE_NAME = 8723bs
 endif
 
-EXTRA_CFLAGS += -DCONFIG_RTL8723B
+ccflags-y += -DCONFIG_RTL8723B
 
 _HAL_INTFS_FILES += hal/HalPwrSeqCmd.o \
 					hal/$(RTL871X)/Hal8723BPwrSeq.o\
@@ -565,7 +565,7 @@ endif
 ########### HAL_RTL8814A #################################
 ifeq ($(CONFIG_RTL8814A), y)
 ## ADD NEW VHT MP HW TX MODE ##
-#EXTRA_CFLAGS += -DCONFIG_MP_VHT_HW_TX_MODE
+#ccflags-y += -DCONFIG_MP_VHT_HW_TX_MODE
 #CONFIG_MP_VHT_HW_TX_MODE = y
 ##########################################
 RTL871X = rtl8814a
@@ -579,7 +579,7 @@ ifeq ($(CONFIG_SDIO_HCI), y)
 MODULE_NAME = 8814as
 endif
 
-EXTRA_CFLAGS += -DCONFIG_RTL8814A
+ccflags-y += -DCONFIG_RTL8814A
 
 _HAL_INTFS_FILES +=  hal/HalPwrSeqCmd.o \
 					hal/$(RTL871X)/Hal8814PwrSeq.o \
@@ -640,7 +640,7 @@ MODULE_NAME = 8723cs
 MODULE_SUB_NAME = 8703bs
 endif
 
-EXTRA_CFLAGS += -DCONFIG_RTL8703B
+ccflags-y += -DCONFIG_RTL8703B
 
 _HAL_INTFS_FILES += hal/HalPwrSeqCmd.o \
 					hal/$(RTL871X)/Hal8703BPwrSeq.o\
@@ -696,7 +696,7 @@ MODULE_NAME = 8723ds
 MODULE_SUB_NAME = 8723ds
 endif
 
-EXTRA_CFLAGS += -DCONFIG_RTL8723D
+ccflags-y += -DCONFIG_RTL8723D
 
 _HAL_INTFS_FILES += hal/HalPwrSeqCmd.o \
 					hal/$(RTL871X)/Hal8723DPwrSeq.o\
@@ -764,7 +764,7 @@ ifeq ($(CONFIG_SDIO_HCI), y)
 MODULE_NAME = 8189fs
 endif
 
-EXTRA_CFLAGS += -DCONFIG_RTL8188F
+ccflags-y += -DCONFIG_RTL8188F
 
 _HAL_INTFS_FILES += hal/HalPwrSeqCmd.o \
 					hal/$(RTL871X)/Hal8188FPwrSeq.o\
@@ -811,7 +811,7 @@ ifeq ($(CONFIG_SDIO_HCI), y)
 MODULE_NAME = 8189gtvs
 endif
 
-EXTRA_CFLAGS += -DCONFIG_RTL8188GTV
+ccflags-y += -DCONFIG_RTL8188GTV
 
 _HAL_INTFS_FILES += hal/HalPwrSeqCmd.o \
 					hal/$(RTL871X)/Hal8188GTVPwrSeq.o\
@@ -889,7 +889,7 @@ MODULE_NAME = 8710bu
 MODULE_SUB_NAME = 8710bu
 endif
 
-EXTRA_CFLAGS += -DCONFIG_RTL8710B
+ccflags-y += -DCONFIG_RTL8710B
 
 _HAL_INTFS_FILES += hal/HalPwrSeqCmd.o \
 					hal/$(RTL871X)/Hal8710BPwrSeq.o\
@@ -936,7 +936,7 @@ MODULE_NAME = 8192fs
 MODULE_SUB_NAME = 8192fs
 endif
 
-EXTRA_CFLAGS += -DCONFIG_RTL8192F
+ccflags-y += -DCONFIG_RTL8192F
 
 _HAL_INTFS_FILES += hal/HalPwrSeqCmd.o \
 					hal/$(RTL871X)/Hal8192FPwrSeq.o\
@@ -1037,11 +1037,11 @@ endif
 ########### END OF PATH  #################################
 
 ifeq ($(CONFIG_AP_MODE), y)
-EXTRA_CFLAGS += -DCONFIG_AP_MODE
+ccflags-y += -DCONFIG_AP_MODE
 endif
 
 ifeq ($(CONFIG_P2P), y)
-EXTRA_CFLAGS += -DCONFIG_P2P
+ccflags-y += -DCONFIG_P2P
 ifneq ($(CONFIG_AP_MODE), y)
 $(error "CONFIG_AP_MODE is required for CONFIG_P2P")
 endif
@@ -1049,296 +1049,296 @@ endif
 
 ifeq ($(CONFIG_USB_HCI), y)
 ifeq ($(CONFIG_USB_AUTOSUSPEND), y)
-EXTRA_CFLAGS += -DCONFIG_USB_AUTOSUSPEND
+ccflags-y += -DCONFIG_USB_AUTOSUSPEND
 endif
 endif
 
 ifeq ($(CONFIG_MP_INCLUDED), y)
 #MODULE_NAME := $(MODULE_NAME)_mp
-EXTRA_CFLAGS += -DCONFIG_MP_INCLUDED
+ccflags-y += -DCONFIG_MP_INCLUDED
 endif
 
 ifeq ($(CONFIG_POWER_SAVING), y)
 ifneq ($(CONFIG_IPS_MODE), default)
-EXTRA_CFLAGS += -DRTW_IPS_MODE=$(CONFIG_IPS_MODE)
+ccflags-y += -DRTW_IPS_MODE=$(CONFIG_IPS_MODE)
 endif
 ifneq ($(CONFIG_LPS_MODE), default)
-EXTRA_CFLAGS += -DRTW_LPS_MODE=$(CONFIG_LPS_MODE)
+ccflags-y += -DRTW_LPS_MODE=$(CONFIG_LPS_MODE)
 endif
 ifneq ($(CONFIG_WOW_LPS_MODE), default)
-EXTRA_CFLAGS += -DRTW_WOW_LPS_MODE=$(CONFIG_WOW_LPS_MODE)
+ccflags-y += -DRTW_WOW_LPS_MODE=$(CONFIG_WOW_LPS_MODE)
 endif
-EXTRA_CFLAGS += -DCONFIG_POWER_SAVING
+ccflags-y += -DCONFIG_POWER_SAVING
 endif
 
 ifeq ($(CONFIG_HW_PWRP_DETECTION), y)
-EXTRA_CFLAGS += -DCONFIG_HW_PWRP_DETECTION
+ccflags-y += -DCONFIG_HW_PWRP_DETECTION
 endif
 
 ifeq ($(CONFIG_BT_COEXIST), y)
-EXTRA_CFLAGS += -DCONFIG_BT_COEXIST
+ccflags-y += -DCONFIG_BT_COEXIST
 endif
 
 ifeq ($(CONFIG_WAPI_SUPPORT), y)
-EXTRA_CFLAGS += -DCONFIG_WAPI_SUPPORT
+ccflags-y += -DCONFIG_WAPI_SUPPORT
 endif
 
 
 ifeq ($(CONFIG_EFUSE_CONFIG_FILE), y)
-EXTRA_CFLAGS += -DCONFIG_EFUSE_CONFIG_FILE
+ccflags-y += -DCONFIG_EFUSE_CONFIG_FILE
 
 #EFUSE_MAP_PATH
 USER_EFUSE_MAP_PATH ?=
 ifneq ($(USER_EFUSE_MAP_PATH),)
-EXTRA_CFLAGS += -DEFUSE_MAP_PATH=\"$(USER_EFUSE_MAP_PATH)\"
+ccflags-y += -DEFUSE_MAP_PATH=\"$(USER_EFUSE_MAP_PATH)\"
 else ifeq ($(MODULE_NAME), 8189es)
-EXTRA_CFLAGS += -DEFUSE_MAP_PATH=\"/system/etc/wifi/wifi_efuse_8189e.map\"
+ccflags-y += -DEFUSE_MAP_PATH=\"/system/etc/wifi/wifi_efuse_8189e.map\"
 else ifeq ($(MODULE_NAME), 8723bs)
-EXTRA_CFLAGS += -DEFUSE_MAP_PATH=\"/system/etc/wifi/wifi_efuse_8723bs.map\"
+ccflags-y += -DEFUSE_MAP_PATH=\"/system/etc/wifi/wifi_efuse_8723bs.map\"
 else
-EXTRA_CFLAGS += -DEFUSE_MAP_PATH=\"/system/etc/wifi/wifi_efuse_$(MODULE_NAME).map\"
+ccflags-y += -DEFUSE_MAP_PATH=\"/system/etc/wifi/wifi_efuse_$(MODULE_NAME).map\"
 endif
 
 #WIFIMAC_PATH
 USER_WIFIMAC_PATH ?=
 ifneq ($(USER_WIFIMAC_PATH),)
-EXTRA_CFLAGS += -DWIFIMAC_PATH=\"$(USER_WIFIMAC_PATH)\"
+ccflags-y += -DWIFIMAC_PATH=\"$(USER_WIFIMAC_PATH)\"
 else
-EXTRA_CFLAGS += -DWIFIMAC_PATH=\"/data/wifimac.txt\"
+ccflags-y += -DWIFIMAC_PATH=\"/data/wifimac.txt\"
 endif
 
 endif
 
 ifeq ($(CONFIG_EXT_CLK), y)
-EXTRA_CFLAGS += -DCONFIG_EXT_CLK
+ccflags-y += -DCONFIG_EXT_CLK
 endif
 
 ifeq ($(CONFIG_TRAFFIC_PROTECT), y)
-EXTRA_CFLAGS += -DCONFIG_TRAFFIC_PROTECT
+ccflags-y += -DCONFIG_TRAFFIC_PROTECT
 endif
 
 ifeq ($(CONFIG_LOAD_PHY_PARA_FROM_FILE), y)
-EXTRA_CFLAGS += -DCONFIG_LOAD_PHY_PARA_FROM_FILE
-#EXTRA_CFLAGS += -DREALTEK_CONFIG_PATH_WITH_IC_NAME_FOLDER
-EXTRA_CFLAGS += -DREALTEK_CONFIG_PATH=\"/lib/firmware/\"
+ccflags-y += -DCONFIG_LOAD_PHY_PARA_FROM_FILE
+#ccflags-y += -DREALTEK_CONFIG_PATH_WITH_IC_NAME_FOLDER
+ccflags-y += -DREALTEK_CONFIG_PATH=\"/lib/firmware/\"
 endif
 
 ifeq ($(CONFIG_TXPWR_BY_RATE), n)
-EXTRA_CFLAGS += -DCONFIG_TXPWR_BY_RATE=0
+ccflags-y += -DCONFIG_TXPWR_BY_RATE=0
 else ifeq ($(CONFIG_TXPWR_BY_RATE), y)
-EXTRA_CFLAGS += -DCONFIG_TXPWR_BY_RATE=1
+ccflags-y += -DCONFIG_TXPWR_BY_RATE=1
 endif
 ifeq ($(CONFIG_TXPWR_BY_RATE_EN), n)
-EXTRA_CFLAGS += -DCONFIG_TXPWR_BY_RATE_EN=0
+ccflags-y += -DCONFIG_TXPWR_BY_RATE_EN=0
 else ifeq ($(CONFIG_TXPWR_BY_RATE_EN), y)
-EXTRA_CFLAGS += -DCONFIG_TXPWR_BY_RATE_EN=1
+ccflags-y += -DCONFIG_TXPWR_BY_RATE_EN=1
 else ifeq ($(CONFIG_TXPWR_BY_RATE_EN), auto)
-EXTRA_CFLAGS += -DCONFIG_TXPWR_BY_RATE_EN=2
+ccflags-y += -DCONFIG_TXPWR_BY_RATE_EN=2
 endif
 
 ifeq ($(CONFIG_TXPWR_LIMIT), n)
-EXTRA_CFLAGS += -DCONFIG_TXPWR_LIMIT=0
+ccflags-y += -DCONFIG_TXPWR_LIMIT=0
 else ifeq ($(CONFIG_TXPWR_LIMIT), y)
-EXTRA_CFLAGS += -DCONFIG_TXPWR_LIMIT=1
+ccflags-y += -DCONFIG_TXPWR_LIMIT=1
 endif
 ifeq ($(CONFIG_TXPWR_LIMIT_EN), n)
-EXTRA_CFLAGS += -DCONFIG_TXPWR_LIMIT_EN=0
+ccflags-y += -DCONFIG_TXPWR_LIMIT_EN=0
 else ifeq ($(CONFIG_TXPWR_LIMIT_EN), y)
-EXTRA_CFLAGS += -DCONFIG_TXPWR_LIMIT_EN=1
+ccflags-y += -DCONFIG_TXPWR_LIMIT_EN=1
 else ifeq ($(CONFIG_TXPWR_LIMIT_EN), auto)
-EXTRA_CFLAGS += -DCONFIG_TXPWR_LIMIT_EN=2
+ccflags-y += -DCONFIG_TXPWR_LIMIT_EN=2
 endif
 
 ifneq ($(CONFIG_RTW_CHPLAN), 0xFF)
-EXTRA_CFLAGS += -DCONFIG_RTW_CHPLAN=$(CONFIG_RTW_CHPLAN)
+ccflags-y += -DCONFIG_RTW_CHPLAN=$(CONFIG_RTW_CHPLAN)
 endif
 
 ifeq ($(CONFIG_CALIBRATE_TX_POWER_BY_REGULATORY), y)
-EXTRA_CFLAGS += -DCONFIG_CALIBRATE_TX_POWER_BY_REGULATORY
+ccflags-y += -DCONFIG_CALIBRATE_TX_POWER_BY_REGULATORY
 endif
 
 ifeq ($(CONFIG_CALIBRATE_TX_POWER_TO_MAX), y)
-EXTRA_CFLAGS += -DCONFIG_CALIBRATE_TX_POWER_TO_MAX
+ccflags-y += -DCONFIG_CALIBRATE_TX_POWER_TO_MAX
 endif
 
 ifeq ($(CONFIG_RTW_ADAPTIVITY_EN), disable)
-EXTRA_CFLAGS += -DCONFIG_RTW_ADAPTIVITY_EN=0
+ccflags-y += -DCONFIG_RTW_ADAPTIVITY_EN=0
 else ifeq ($(CONFIG_RTW_ADAPTIVITY_EN), enable)
-EXTRA_CFLAGS += -DCONFIG_RTW_ADAPTIVITY_EN=1
+ccflags-y += -DCONFIG_RTW_ADAPTIVITY_EN=1
 endif
 
 ifeq ($(CONFIG_RTW_ADAPTIVITY_MODE), normal)
-EXTRA_CFLAGS += -DCONFIG_RTW_ADAPTIVITY_MODE=0
+ccflags-y += -DCONFIG_RTW_ADAPTIVITY_MODE=0
 else ifeq ($(CONFIG_RTW_ADAPTIVITY_MODE), carrier_sense)
-EXTRA_CFLAGS += -DCONFIG_RTW_ADAPTIVITY_MODE=1
+ccflags-y += -DCONFIG_RTW_ADAPTIVITY_MODE=1
 endif
 
 ifeq ($(CONFIG_SIGNAL_SCALE_MAPPING), y)
-EXTRA_CFLAGS += -DCONFIG_SIGNAL_SCALE_MAPPING
+ccflags-y += -DCONFIG_SIGNAL_SCALE_MAPPING
 endif
 
 ifeq ($(CONFIG_80211W), y)
-EXTRA_CFLAGS += -DCONFIG_IEEE80211W
+ccflags-y += -DCONFIG_IEEE80211W
 endif
 
 ifeq ($(CONFIG_WOWLAN), y)
-EXTRA_CFLAGS += -DCONFIG_WOWLAN -DRTW_WAKEUP_EVENT=$(CONFIG_WAKEUP_TYPE)
-EXTRA_CFLAGS += -DRTW_SUSPEND_TYPE=$(CONFIG_SUSPEND_TYPE)
+ccflags-y += -DCONFIG_WOWLAN -DRTW_WAKEUP_EVENT=$(CONFIG_WAKEUP_TYPE)
+ccflags-y += -DRTW_SUSPEND_TYPE=$(CONFIG_SUSPEND_TYPE)
 ifeq ($(CONFIG_WOW_STA_MIX), y)
-EXTRA_CFLAGS += -DRTW_WOW_STA_MIX
+ccflags-y += -DRTW_WOW_STA_MIX
 endif
 ifeq ($(CONFIG_SDIO_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_RTW_SDIO_PM_KEEP_POWER
+ccflags-y += -DCONFIG_RTW_SDIO_PM_KEEP_POWER
 endif
 endif
 
 ifeq ($(CONFIG_AP_WOWLAN), y)
-EXTRA_CFLAGS += -DCONFIG_AP_WOWLAN
+ccflags-y += -DCONFIG_AP_WOWLAN
 ifeq ($(CONFIG_AP_MODE), n)
-EXTRA_CFLAGS += -DCONFIG_AP_MODE
+ccflags-y += -DCONFIG_AP_MODE
 endif
 ifeq ($(CONFIG_SDIO_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_RTW_SDIO_PM_KEEP_POWER
+ccflags-y += -DCONFIG_RTW_SDIO_PM_KEEP_POWER
 endif
 endif
 
 ifeq ($(CONFIG_LAYER2_ROAMING), y)
-EXTRA_CFLAGS += -DCONFIG_LAYER2_ROAMING -DCONFIG_ROAMING_FLAG=$(CONFIG_ROAMING_FLAG)
+ccflags-y += -DCONFIG_LAYER2_ROAMING -DCONFIG_ROAMING_FLAG=$(CONFIG_ROAMING_FLAG)
 endif
 
 ifeq ($(CONFIG_PNO_SUPPORT), y)
-EXTRA_CFLAGS += -DCONFIG_PNO_SUPPORT
+ccflags-y += -DCONFIG_PNO_SUPPORT
 ifeq ($(CONFIG_PNO_SET_DEBUG), y)
-EXTRA_CFLAGS += -DCONFIG_PNO_SET_DEBUG
+ccflags-y += -DCONFIG_PNO_SET_DEBUG
 endif
 endif
 
 ifeq ($(CONFIG_GPIO_WAKEUP), y)
-EXTRA_CFLAGS += -DCONFIG_GPIO_WAKEUP
+ccflags-y += -DCONFIG_GPIO_WAKEUP
 ifeq ($(CONFIG_ONE_PIN_GPIO), y)
-EXTRA_CFLAGS += -DCONFIG_RTW_ONE_PIN_GPIO
+ccflags-y += -DCONFIG_RTW_ONE_PIN_GPIO
 endif
 ifeq ($(CONFIG_HIGH_ACTIVE_DEV2HST), y)
-EXTRA_CFLAGS += -DHIGH_ACTIVE_DEV2HST=1
+ccflags-y += -DHIGH_ACTIVE_DEV2HST=1
 else
-EXTRA_CFLAGS += -DHIGH_ACTIVE_DEV2HST=0
+ccflags-y += -DHIGH_ACTIVE_DEV2HST=0
 endif
 endif
 
 ifeq ($(CONFIG_HIGH_ACTIVE_HST2DEV), y)
-EXTRA_CFLAGS += -DHIGH_ACTIVE_HST2DEV=1
+ccflags-y += -DHIGH_ACTIVE_HST2DEV=1
 else
-EXTRA_CFLAGS += -DHIGH_ACTIVE_HST2DEV=0
+ccflags-y += -DHIGH_ACTIVE_HST2DEV=0
 endif
 
 ifneq ($(CONFIG_WAKEUP_GPIO_IDX), default)
-EXTRA_CFLAGS += -DWAKEUP_GPIO_IDX=$(CONFIG_WAKEUP_GPIO_IDX)
+ccflags-y += -DWAKEUP_GPIO_IDX=$(CONFIG_WAKEUP_GPIO_IDX)
 endif
 
 ifeq ($(CONFIG_RTW_SDIO_PM_KEEP_POWER), y)
 ifeq ($(CONFIG_SDIO_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_RTW_SDIO_PM_KEEP_POWER
+ccflags-y += -DCONFIG_RTW_SDIO_PM_KEEP_POWER
 endif
 endif
 
 ifeq ($(CONFIG_REDUCE_TX_CPU_LOADING), y)
-EXTRA_CFLAGS += -DCONFIG_REDUCE_TX_CPU_LOADING
+ccflags-y += -DCONFIG_REDUCE_TX_CPU_LOADING
 endif
 
 ifeq ($(CONFIG_BR_EXT), y)
 BR_NAME = br0
-EXTRA_CFLAGS += -DCONFIG_BR_EXT
-EXTRA_CFLAGS += '-DCONFIG_BR_EXT_BRNAME="'$(BR_NAME)'"'
+ccflags-y += -DCONFIG_BR_EXT
+ccflags-y += '-DCONFIG_BR_EXT_BRNAME="'$(BR_NAME)'"'
 endif
 
 
 ifeq ($(CONFIG_TDLS), y)
-EXTRA_CFLAGS += -DCONFIG_TDLS
+ccflags-y += -DCONFIG_TDLS
 endif
 
 ifeq ($(CONFIG_WIFI_MONITOR), y)
-EXTRA_CFLAGS += -DCONFIG_WIFI_MONITOR
+ccflags-y += -DCONFIG_WIFI_MONITOR
 endif
 
 ifeq ($(CONFIG_MCC_MODE), y)
-EXTRA_CFLAGS += -DCONFIG_MCC_MODE
+ccflags-y += -DCONFIG_MCC_MODE
 endif
 
 ifeq ($(CONFIG_RTW_NAPI), y)
-EXTRA_CFLAGS += -DCONFIG_RTW_NAPI
+ccflags-y += -DCONFIG_RTW_NAPI
 endif
 
 ifeq ($(CONFIG_RTW_GRO), y)
-EXTRA_CFLAGS += -DCONFIG_RTW_GRO
+ccflags-y += -DCONFIG_RTW_GRO
 endif
 
 ifeq ($(CONFIG_RTW_REPEATER_SON), y)
-EXTRA_CFLAGS += -DCONFIG_RTW_REPEATER_SON
+ccflags-y += -DCONFIG_RTW_REPEATER_SON
 endif
 
 ifeq ($(CONFIG_RTW_IPCAM_APPLICATION), y)
-EXTRA_CFLAGS += -DCONFIG_RTW_IPCAM_APPLICATION
+ccflags-y += -DCONFIG_RTW_IPCAM_APPLICATION
 ifeq ($(CONFIG_WIFI_MONITOR), n)
-EXTRA_CFLAGS += -DCONFIG_WIFI_MONITOR
+ccflags-y += -DCONFIG_WIFI_MONITOR
 endif
 endif
 
 ifeq ($(CONFIG_RTW_NETIF_SG), y)
-EXTRA_CFLAGS += -DCONFIG_RTW_NETIF_SG
+ccflags-y += -DCONFIG_RTW_NETIF_SG
 endif
 
 ifeq ($(CONFIG_ICMP_VOQ), y)
-EXTRA_CFLAGS += -DCONFIG_ICMP_VOQ
+ccflags-y += -DCONFIG_ICMP_VOQ
 endif
 
 ifeq ($(CONFIG_IP_R_MONITOR), y)
-EXTRA_CFLAGS += -DCONFIG_IP_R_MONITOR
+ccflags-y += -DCONFIG_IP_R_MONITOR
 endif
 
 ifeq ($(CONFIG_MP_VHT_HW_TX_MODE), y)
-EXTRA_CFLAGS += -DCONFIG_MP_VHT_HW_TX_MODE
+ccflags-y += -DCONFIG_MP_VHT_HW_TX_MODE
 ifeq ($(CONFIG_PLATFORM_I386_PC), y)
 ## For I386 X86 ToolChain use Hardware FLOATING
-EXTRA_CFLAGS += -mhard-float
+ccflags-y += -mhard-float
 else
 ## For ARM ToolChain use Hardware FLOATING
-EXTRA_CFLAGS += -mfloat-abi=hard
+ccflags-y += -mfloat-abi=hard
 endif
 endif
 
 ifeq ($(CONFIG_APPEND_VENDOR_IE_ENABLE), y)
-EXTRA_CFLAGS += -DCONFIG_APPEND_VENDOR_IE_ENABLE
+ccflags-y += -DCONFIG_APPEND_VENDOR_IE_ENABLE
 endif
 
 ifeq ($(CONFIG_RTW_DEBUG), y)
-EXTRA_CFLAGS += -DCONFIG_RTW_DEBUG
-EXTRA_CFLAGS += -DRTW_LOG_LEVEL=$(CONFIG_RTW_LOG_LEVEL)
+ccflags-y += -DCONFIG_RTW_DEBUG
+ccflags-y += -DRTW_LOG_LEVEL=$(CONFIG_RTW_LOG_LEVEL)
 endif
 
 ifeq ($(CONFIG_PROC_DEBUG), y)
-EXTRA_CFLAGS += -DCONFIG_PROC_DEBUG
+ccflags-y += -DCONFIG_PROC_DEBUG
 endif
 
 ifeq ($(CONFIG_RTW_UP_MAPPING_RULE), dscp)
-EXTRA_CFLAGS += -DCONFIG_RTW_UP_MAPPING_RULE=1
+ccflags-y += -DCONFIG_RTW_UP_MAPPING_RULE=1
 else
-EXTRA_CFLAGS += -DCONFIG_RTW_UP_MAPPING_RULE=0
+ccflags-y += -DCONFIG_RTW_UP_MAPPING_RULE=0
 endif
 
-EXTRA_CFLAGS += -DDM_ODM_SUPPORT_TYPE=0x04
+ccflags-y += -DDM_ODM_SUPPORT_TYPE=0x04
 
 ifeq ($(CONFIG_RTW_MBO), y)
-EXTRA_CFLAGS += -DCONFIG_RTW_MBO -DCONFIG_RTW_80211K -DCONFIG_RTW_WNM -DCONFIG_RTW_BTM_ROAM
-EXTRA_CFLAGS += -DCONFIG_RTW_80211R
+ccflags-y += -DCONFIG_RTW_MBO -DCONFIG_RTW_80211K -DCONFIG_RTW_WNM -DCONFIG_RTW_BTM_ROAM
+ccflags-y += -DCONFIG_RTW_80211R
 endif
 
 ifeq ($(CONFIG_RTW_IOCTL_SET_COUNTRY), y)
-EXTRA_CFLAGS += -DCONFIG_RTW_IOCTL_SET_COUNTRY
+ccflags-y += -DCONFIG_RTW_IOCTL_SET_COUNTRY
 endif
 
 ifeq ($(CONFIG_PLATFORM_I386_PC), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
 
 SUBARCH := $(shell uname -m | sed -e 's/i.86/i386/;s/armv7l/arm/;s/aarch64/arm64/;s/riscv64/riscv/')
 ARCH ?= $(SUBARCH)
@@ -1351,16 +1351,16 @@ STAGINGMODDIR := /lib/modules/$(KVER)/kernel/drivers/staging
 endif
 
 ifeq ($(CONFIG_PLATFORM_NV_TK1), y)
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_NV_TK1
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_PLATFORM_NV_TK1
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
 # default setting for Android 4.1, 4.2
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_P2P_IPS -DCONFIG_PLATFORM_ANDROID
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_P2P_IPS -DCONFIG_PLATFORM_ANDROID
 # Enable this for Android 5.0
-EXTRA_CFLAGS += -DCONFIG_RADIO_WORK
-EXTRA_CFLAGS += -DRTW_VENDOR_EXT_SUPPORT
-EXTRA_CFLAGS += -DRTW_ENABLE_WIFI_CONTROL_FUNC
+ccflags-y += -DCONFIG_RADIO_WORK
+ccflags-y += -DRTW_VENDOR_EXT_SUPPORT
+ccflags-y += -DRTW_ENABLE_WIFI_CONTROL_FUNC
 ARCH ?= arm
 
 CROSS_COMPILE := /mnt/newdisk/android_sdk/nvidia_tk1/android_L/prebuilts/gcc/linux-x86/arm/arm-eabi-4.8/bin/arm-eabi-
@@ -1369,9 +1369,9 @@ MODULE_NAME = wlan
 endif
 
 ifeq ($(CONFIG_PLATFORM_NV_TK1_UBUNTU), y)
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_NV_TK1
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_PLATFORM_NV_TK1
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
 
 ARCH ?= arm
 
@@ -1383,7 +1383,7 @@ INSTALL_PREFIX :=
 endif
 
 ifeq ($(CONFIG_PLATFORM_ACTIONS_ATM702X), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_ANDROID -DCONFIG_PLATFORM_ACTIONS_ATM702X
+ccflags-y += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_ANDROID -DCONFIG_PLATFORM_ACTIONS_ATM702X
 #ARCH := arm
 ARCH := $(R_ARCH)
 #CROSS_COMPILE := arm-none-linux-gnueabi-
@@ -1396,18 +1396,18 @@ endif
 
 
 ifeq ($(CONFIG_PLATFORM_ACTIONS_ATM705X), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-#EXTRA_CFLAGS += -DRTW_ENABLE_WIFI_CONTROL_FUNC
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+#ccflags-y += -DRTW_ENABLE_WIFI_CONTROL_FUNC
 # default setting for Android 4.1, 4.2, 4.3, 4.4
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_ACTIONS_ATM705X
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_PLATFORM_ACTIONS_ATM705X
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
 
 # Enable this for Android 5.0
-EXTRA_CFLAGS += -DCONFIG_RADIO_WORK
+ccflags-y += -DCONFIG_RADIO_WORK
 
 ifeq ($(CONFIG_SDIO_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_OPS
+ccflags-y += -DCONFIG_PLATFORM_OPS
 _PLATFORM_FILES += platform/platform_arm_act_sdio.o
 endif
 
@@ -1417,20 +1417,20 @@ KSRC := /home/android_sdk/Action-semi/705a_android_L/android/kernel
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_SUN50IW1P1), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_ARM_SUN50IW1P1
-EXTRA_CFLAGS += -DCONFIG_TRAFFIC_PROTECT
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_PLATFORM_ARM_SUN50IW1P1
+ccflags-y += -DCONFIG_TRAFFIC_PROTECT
 # default setting for Android 4.1, 4.2
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
-EXTRA_CFLAGS += -DCONFIG_RESUME_IN_WORKQUEUE
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_OPS
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_RESUME_IN_WORKQUEUE
+ccflags-y += -DCONFIG_PLATFORM_OPS
 
 # Enable this for Android 5.0
-EXTRA_CFLAGS += -DCONFIG_RADIO_WORK
+ccflags-y += -DCONFIG_RADIO_WORK
 
 ifeq ($(CONFIG_USB_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
+ccflags-y += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
 _PLATFORM_FILES += platform/platform_ARM_SUNxI_usb.o
 endif
 ifeq ($(CONFIG_SDIO_HCI), y)
@@ -1444,14 +1444,14 @@ KSRC :=/home/android_sdk/Allwinner/a64/android-51/lichee/linux-3.10/
 endif
 
 ifeq ($(CONFIG_PLATFORM_TI_AM3517), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_ANDROID -DCONFIG_PLATFORM_SHUTTLE
+ccflags-y += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_ANDROID -DCONFIG_PLATFORM_SHUTTLE
 CROSS_COMPILE := arm-eabi-
 KSRC := $(shell pwd)/../../../Android/kernel
 ARCH := arm
 endif
 
 ifeq ($(CONFIG_PLATFORM_MSTAR_TITANIA12), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_MSTAR -DCONFIG_PLATFORM_MSTAR_TITANIA12
+ccflags-y += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_MSTAR -DCONFIG_PLATFORM_MSTAR_TITANIA12
 ARCH:=mips
 CROSS_COMPILE:= /usr/src/Mstar_kernel/mips-4.3/bin/mips-linux-gnu-
 KVER:= 2.6.28.9
@@ -1459,13 +1459,13 @@ KSRC:= /usr/src/Mstar_kernel/2.6.28.9/
 endif
 
 ifeq ($(CONFIG_PLATFORM_MSTAR), y)
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_MSTAR
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_MSTAR_HIGH
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_PLATFORM_MSTAR
+ccflags-y += -DCONFIG_PLATFORM_MSTAR_HIGH
 ifeq ($(CONFIG_USB_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_USE_USB_BUFFER_ALLOC_TX -DCONFIG_FIX_NR_BULKIN_BUFFER
+ccflags-y += -DCONFIG_USE_USB_BUFFER_ALLOC_TX -DCONFIG_FIX_NR_BULKIN_BUFFER
 endif
 ARCH:=arm
 CROSS_COMPILE:= /usr/src/bin/arm-none-linux-gnueabi-
@@ -1474,7 +1474,7 @@ KSRC:= /usr/src/Mstar_kernel/3.1.10/
 endif
 
 ifeq ($(CONFIG_PLATFORM_ANDROID_X86), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
 SUBARCH := $(shell uname -m | sed -e s/i.86/i386/)
 ARCH := $(SUBARCH)
 CROSS_COMPILE := /media/DATA-2/android-x86/ics-x86_20120130/prebuilt/linux-x86/toolchain/i686-unknown-linux-gnu-4.2.1/bin/i686-unknown-linux-gnu-
@@ -1483,21 +1483,21 @@ MODULE_NAME :=wlan
 endif
 
 ifeq ($(CONFIG_PLATFORM_ANDROID_INTEL_X86), y)
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_ANDROID_INTEL_X86
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_INTEL_BYT
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_ANDROID
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
-EXTRA_CFLAGS += -DCONFIG_SKIP_SIGNAL_SCALE_MAPPING
+ccflags-y += -DCONFIG_PLATFORM_ANDROID_INTEL_X86
+ccflags-y += -DCONFIG_PLATFORM_INTEL_BYT
+ccflags-y += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_ANDROID
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_SKIP_SIGNAL_SCALE_MAPPING
 ifeq ($(CONFIG_SDIO_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_RESUME_IN_WORKQUEUE
+ccflags-y += -DCONFIG_RESUME_IN_WORKQUEUE
 endif
 endif
 
 ifeq ($(CONFIG_PLATFORM_JB_X86), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
 SUBARCH := $(shell uname -m | sed -e s/i.86/i386/)
 ARCH := $(SUBARCH)
 CROSS_COMPILE := /home/android_sdk/android-x86_JB/prebuilts/gcc/linux-x86/x86/i686-linux-android-4.7/bin/i686-linux-android-
@@ -1506,7 +1506,7 @@ MODULE_NAME :=wlan
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_PXA2XX), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
 ARCH := arm
 CROSS_COMPILE := arm-none-linux-gnueabi-
 KVER  := 2.6.34.1
@@ -1514,7 +1514,7 @@ KSRC ?= /usr/src/linux-2.6.34.1
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_S3C2K4), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
 ARCH := arm
 CROSS_COMPILE := arm-linux-
 KVER  := 2.6.24.7_$(ARCH)
@@ -1522,7 +1522,7 @@ KSRC := /usr/src/kernels/linux-$(KVER)
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_S3C6K4), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
 ARCH := arm
 CROSS_COMPILE := arm-none-linux-gnueabi-
 KVER  := 2.6.34.1
@@ -1530,7 +1530,7 @@ KSRC ?= /usr/src/linux-2.6.34.1
 endif
 
 ifeq ($(CONFIG_PLATFORM_RTD2880B), y)
-EXTRA_CFLAGS += -DCONFIG_BIG_ENDIAN -DCONFIG_PLATFORM_RTD2880B
+ccflags-y += -DCONFIG_BIG_ENDIAN -DCONFIG_PLATFORM_RTD2880B
 ARCH:=
 CROSS_COMPILE:=
 KVER:=
@@ -1538,7 +1538,7 @@ KSRC:=
 endif
 
 ifeq ($(CONFIG_PLATFORM_MIPS_RMI), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
 ARCH:=mips
 CROSS_COMPILE:=mipsisa32r2-uclibc-
 KVER:=
@@ -1546,7 +1546,7 @@ KSRC:= /root/work/kernel_realtek
 endif
 
 ifeq ($(CONFIG_PLATFORM_MIPS_PLM), y)
-EXTRA_CFLAGS += -DCONFIG_BIG_ENDIAN
+ccflags-y += -DCONFIG_BIG_ENDIAN
 ARCH:=mips
 CROSS_COMPILE:=mipsisa32r2-uclibc-
 KVER:=
@@ -1554,7 +1554,7 @@ KSRC:= /root/work/kernel_realtek
 endif
 
 ifeq ($(CONFIG_PLATFORM_MSTAR389), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_MSTAR389
+ccflags-y += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_MSTAR389
 ARCH:=mips
 CROSS_COMPILE:= mips-linux-gnu-
 KVER:= 2.6.28.10
@@ -1562,14 +1562,14 @@ KSRC:= /home/mstar/mstar_linux/2.6.28.9/
 endif
 
 ifeq ($(CONFIG_PLATFORM_MIPS_AR9132), y)
-EXTRA_CFLAGS += -DCONFIG_BIG_ENDIAN
+ccflags-y += -DCONFIG_BIG_ENDIAN
 ARCH := mips
 CROSS_COMPILE := mips-openwrt-linux-
 KSRC := /home/alex/test_openwrt/tmp/linux-2.6.30.9
 endif
 
 ifeq ($(CONFIG_PLATFORM_DMP_PHILIPS), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DRTK_DMP_PLATFORM
+ccflags-y += -DCONFIG_LITTLE_ENDIAN -DRTK_DMP_PLATFORM
 ARCH := mips
 #CROSS_COMPILE:=/usr/local/msdk-4.3.6-mips-EL-2.6.12.6-0.9.30.3/bin/mipsel-linux-
 CROSS_COMPILE:=/usr/local/toolchain_mipsel/bin/mipsel-linux-
@@ -1577,8 +1577,8 @@ KSRC ?=/usr/local/Jupiter/linux-2.6.12
 endif
 
 ifeq ($(CONFIG_PLATFORM_RTK_DMP), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DRTK_DMP_PLATFORM  -DCONFIG_WIRELESS_EXT
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_OPS
+ccflags-y += -DCONFIG_LITTLE_ENDIAN -DRTK_DMP_PLATFORM  -DCONFIG_WIRELESS_EXT
+ccflags-y += -DCONFIG_PLATFORM_OPS
 ifeq ($(CONFIG_USB_HCI), y)
 _PLATFORM_FILES += platform/platform_RTK_DMP_usb.o
 endif
@@ -1589,7 +1589,7 @@ KSRC ?= /usr/src/DMP_Kernel/jupiter/linux-2.6.12
 endif
 
 ifeq ($(CONFIG_PLATFORM_MT53XX), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_MT53XX
+ccflags-y += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_MT53XX
 ARCH:= arm
 CROSS_COMPILE:= arm11_mtk_le-
 KVER:= 2.6.27
@@ -1597,7 +1597,7 @@ KSRC?= /proj/mtk00802/BD_Compare/BDP/Dev/BDP_V301/BDP_Linux/linux-2.6.27
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_MX51_241H), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_WISTRON_PLATFORM
+ccflags-y += -DCONFIG_LITTLE_ENDIAN -DCONFIG_WISTRON_PLATFORM
 ARCH := arm
 CROSS_COMPILE := /opt/freescale/usr/local/gcc-4.1.2-glibc-2.5-nptl-3/arm-none-linux-gnueabi/bin/arm-none-linux-gnueabi-
 KVER  := 2.6.31
@@ -1605,7 +1605,7 @@ KSRC ?= /lib/modules/2.6.31-770-g0e46b52/source
 endif
 
 ifeq ($(CONFIG_PLATFORM_FS_MX61), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
 ARCH := arm
 CROSS_COMPILE := /home/share/CusEnv/FreeScale/arm-eabi-4.4.3/bin/arm-eabi-
 KSRC ?= /home/share/CusEnv/FreeScale/FS_kernel_env
@@ -1614,7 +1614,7 @@ endif
 
 
 ifeq ($(CONFIG_PLATFORM_ACTIONS_ATJ227X), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_ACTIONS_ATJ227X
+ccflags-y += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_ACTIONS_ATJ227X
 ARCH := mips
 CROSS_COMPILE := /home/cnsd4/project/actions/tools-2.6.27/bin/mipsel-linux-gnu-
 KVER  := 2.6.27
@@ -1622,9 +1622,9 @@ KSRC := /home/cnsd4/project/actions/linux-2.6.27.28
 endif
 
 ifeq ($(CONFIG_PLATFORM_TI_DM365), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_TI_DM365
-EXTRA_CFLAGS += -DCONFIG_USE_USB_BUFFER_ALLOC_RX
-EXTRA_CFLAGS += -DCONFIG_SINGLE_XMIT_BUF -DCONFIG_SINGLE_RECV_BUF
+ccflags-y += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_TI_DM365
+ccflags-y += -DCONFIG_USE_USB_BUFFER_ALLOC_RX
+ccflags-y += -DCONFIG_SINGLE_XMIT_BUF -DCONFIG_SINGLE_RECV_BUF
 ARCH := arm
 #CROSS_COMPILE := /home/cnsd4/Appro/mv_pro_5.0/montavista/pro/devkit/arm/v5t_le/bin/arm_v5t_le-
 #KSRC := /home/cnsd4/Appro/mv_pro_5.0/montavista/pro/devkit/lsp/ti-davinci/linux-dm365
@@ -1635,7 +1635,7 @@ KVER  := 2.6.18
 endif
 
 ifeq ($(CONFIG_PLATFORM_MOZART), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_MOZART
+ccflags-y += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_MOZART
 ARCH := arm
 CROSS_COMPILE := /home/vivotek/lsp/mozart3v2/Mozart3e_Toolchain/build_arm_nofpu/usr/bin/arm-linux-
 KVER  := $(shell uname -r)
@@ -1644,11 +1644,11 @@ KERNELOUTPUT := /home/pink/sample/ODM/IP8136W-VINT/tmp/kernel
 endif
 
 ifeq ($(CONFIG_PLATFORM_TEGRA3_CARDHU), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
 # default setting for Android 4.1, 4.2
-EXTRA_CFLAGS += -DRTW_ENABLE_WIFI_CONTROL_FUNC
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DRTW_ENABLE_WIFI_CONTROL_FUNC
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
 ARCH := arm
 CROSS_COMPILE := /home/android_sdk/nvidia/tegra-16r3-partner-android-4.1_20120723/prebuilt/linux-x86/toolchain/arm-eabi-4.4.3/bin/arm-eabi-
 KSRC := /home/android_sdk/nvidia/tegra-16r3-partner-android-4.1_20120723/out/target/product/cardhu/obj/KERNEL
@@ -1656,11 +1656,11 @@ MODULE_NAME := wlan
 endif
 
 ifeq ($(CONFIG_PLATFORM_TEGRA4_DALMORE), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
 # default setting for Android 4.1, 4.2
-EXTRA_CFLAGS += -DRTW_ENABLE_WIFI_CONTROL_FUNC
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DRTW_ENABLE_WIFI_CONTROL_FUNC
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
 ARCH := arm
 CROSS_COMPILE := /home/android_sdk/nvidia/tegra-17r9-partner-android-4.2-dalmore_20130131/prebuilts/gcc/linux-x86/arm/arm-eabi-4.6/bin/arm-eabi-
 KSRC := /home/android_sdk/nvidia/tegra-17r9-partner-android-4.2-dalmore_20130131/out/target/product/dalmore/obj/KERNEL
@@ -1668,7 +1668,7 @@ MODULE_NAME := wlan
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_TCC8900), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
 ARCH := arm
 CROSS_COMPILE := /home/android_sdk/Telechips/SDK_2304_20110613/prebuilt/linux-x86/toolchain/arm-eabi-4.4.3/bin/arm-eabi-
 KSRC := /home/android_sdk/Telechips/SDK_2304_20110613/kernel
@@ -1676,7 +1676,7 @@ MODULE_NAME := wlan
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_TCC8920), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
 ARCH := arm
 CROSS_COMPILE := /home/android_sdk/Telechips/v12.06_r1-tcc-android-4.0.4/prebuilt/linux-x86/toolchain/arm-eabi-4.4.3/bin/arm-eabi-
 KSRC := /home/android_sdk/Telechips/v12.06_r1-tcc-android-4.0.4/kernel
@@ -1684,10 +1684,10 @@ MODULE_NAME := wlan
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_TCC8920_JB42), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
 # default setting for Android 4.1, 4.2
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
 ARCH := arm
 CROSS_COMPILE := /home/android_sdk/Telechips/v13.03_r1-tcc-android-4.2.2_ds_patched/prebuilts/gcc/linux-x86/arm/arm-eabi-4.6/bin/arm-eabi-
 KSRC := /home/android_sdk/Telechips/v13.03_r1-tcc-android-4.2.2_ds_patched/kernel
@@ -1695,7 +1695,7 @@ MODULE_NAME := wlan
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_RK2818), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_ANDROID -DCONFIG_PLATFORM_ROCKCHIPS
+ccflags-y += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_ANDROID -DCONFIG_PLATFORM_ROCKCHIPS
 ARCH := arm
 CROSS_COMPILE := /usr/src/release_fae_version/toolchain/arm-eabi-4.4.0/bin/arm-eabi-
 KSRC := /usr/src/release_fae_version/kernel25_A7_281x
@@ -1703,14 +1703,14 @@ MODULE_NAME := wlan
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_RK3188), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_ANDROID -DCONFIG_PLATFORM_ROCKCHIPS
+ccflags-y += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_ANDROID -DCONFIG_PLATFORM_ROCKCHIPS
 # default setting for Android 4.1, 4.2, 4.3, 4.4
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_CONCURRENT_MODE
 # default setting for Power control
-EXTRA_CFLAGS += -DRTW_ENABLE_WIFI_CONTROL_FUNC
+ccflags-y += -DRTW_ENABLE_WIFI_CONTROL_FUNC
 ifeq ($(CONFIG_SDIO_HCI), y)
-EXTRA_CFLAGS += -DRTW_SUPPORT_PLATFORM_SHUTDOWN
+ccflags-y += -DRTW_SUPPORT_PLATFORM_SHUTDOWN
 endif
 # default setting for Special function
 ARCH := arm
@@ -1720,15 +1720,15 @@ MODULE_NAME := wlan
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_RK3066), y)
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_ARM_RK3066
-EXTRA_CFLAGS += -DRTW_ENABLE_WIFI_CONTROL_FUNC
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211
+ccflags-y += -DCONFIG_PLATFORM_ARM_RK3066
+ccflags-y += -DRTW_ENABLE_WIFI_CONTROL_FUNC
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211
 ifeq ($(CONFIG_SDIO_HCI), y)
-EXTRA_CFLAGS += -DRTW_SUPPORT_PLATFORM_SHUTDOWN
+ccflags-y += -DRTW_SUPPORT_PLATFORM_SHUTDOWN
 endif
-EXTRA_CFLAGS += -fno-pic
+ccflags-y += -fno-pic
 ARCH := arm
 CROSS_COMPILE := /home/android_sdk/Rockchip/rk3066_20130607/prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.6/bin/arm-linux-androideabi-
 #CROSS_COMPILE := /home/android_sdk/Rockchip/Rk3066sdk/prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.6/bin/arm-linux-androideabi-
@@ -1737,7 +1737,7 @@ MODULE_NAME :=wlan
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_URBETTER), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN #-DCONFIG_MINIMAL_MEMORY_USAGE
+ccflags-y += -DCONFIG_LITTLE_ENDIAN #-DCONFIG_MINIMAL_MEMORY_USAGE
 ARCH := arm
 CROSS_COMPILE := /media/DATA-1/urbetter/arm-2009q3/bin/arm-none-linux-gnueabi-
 KSRC := /media/DATA-1/urbetter/ics-urbetter/kernel
@@ -1745,7 +1745,7 @@ MODULE_NAME := wlan
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_TI_PANDA), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN #-DCONFIG_MINIMAL_MEMORY_USAGE
+ccflags-y += -DCONFIG_LITTLE_ENDIAN #-DCONFIG_MINIMAL_MEMORY_USAGE
 ARCH := arm
 #CROSS_COMPILE := /media/DATA-1/aosp/ics-aosp_20111227/prebuilt/linux-x86/toolchain/arm-eabi-4.4.3/bin/arm-eabi-
 #KSRC := /media/DATA-1/aosp/android-omap-panda-3.0_20120104
@@ -1755,14 +1755,14 @@ MODULE_NAME := wlan
 endif
 
 ifeq ($(CONFIG_PLATFORM_MIPS_JZ4760), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_MINIMAL_MEMORY_USAGE
+ccflags-y += -DCONFIG_LITTLE_ENDIAN -DCONFIG_MINIMAL_MEMORY_USAGE
 ARCH ?= mips
 CROSS_COMPILE ?= /mnt/sdb5/Ingenic/Umido/mips-4.3/bin/mips-linux-gnu-
 KSRC ?= /mnt/sdb5/Ingenic/Umido/kernel
 endif
 
 ifeq ($(CONFIG_PLATFORM_SZEBOOK), y)
-EXTRA_CFLAGS += -DCONFIG_BIG_ENDIAN
+ccflags-y += -DCONFIG_BIG_ENDIAN
 ARCH:=arm
 CROSS_COMPILE:=/opt/crosstool2/bin/armeb-unknown-linux-gnueabi-
 KVER:= 2.6.31.6
@@ -1770,20 +1770,20 @@ KSRC:= ../code/linux-2.6.31.6-2020/
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_SUNxI), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_ARM_SUNxI
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_PLATFORM_ARM_SUNxI
 # default setting for Android 4.1, 4.2
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
 
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_OPS
+ccflags-y += -DCONFIG_PLATFORM_OPS
 ifeq ($(CONFIG_USB_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
+ccflags-y += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
 _PLATFORM_FILES += platform/platform_ARM_SUNxI_usb.o
 endif
 ifeq ($(CONFIG_SDIO_HCI), y)
 # default setting for A10-EVB mmc0
-#EXTRA_CFLAGS += -DCONFIG_WITS_EVB_V13
+#ccflags-y += -DCONFIG_WITS_EVB_V13
 _PLATFORM_FILES += platform/platform_ARM_SUNxI_sdio.o
 endif
 
@@ -1796,22 +1796,22 @@ KSRC=/home/android_sdk/Allwinner/a10/android-jb42/lichee-jb42/linux-3.0
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_SUN6I), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_ARM_SUN6I
-EXTRA_CFLAGS += -DCONFIG_TRAFFIC_PROTECT
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_PLATFORM_ARM_SUN6I
+ccflags-y += -DCONFIG_TRAFFIC_PROTECT
 # default setting for Android 4.1, 4.2, 4.3, 4.4
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
-EXTRA_CFLAGS +=  -DCONFIG_QOS_OPTIMIZATION
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y +=  -DCONFIG_QOS_OPTIMIZATION
 
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_OPS
+ccflags-y += -DCONFIG_PLATFORM_OPS
 ifeq ($(CONFIG_USB_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
+ccflags-y += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
 _PLATFORM_FILES += platform/platform_ARM_SUNxI_usb.o
 endif
 ifeq ($(CONFIG_SDIO_HCI), y)
 # default setting for A31-EVB mmc0
-EXTRA_CFLAGS += -DCONFIG_A31_EVB
+ccflags-y += -DCONFIG_A31_EVB
 _PLATFORM_FILES += platform/platform_ARM_SUNnI_sdio.o
 endif
 
@@ -1828,17 +1828,17 @@ KSRC :=/home/android_sdk/Allwinner/a31/kitkat-a3x_v4.5/lichee/linux-3.3
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_SUN7I), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_ARM_SUN7I
-EXTRA_CFLAGS += -DCONFIG_TRAFFIC_PROTECT
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_PLATFORM_ARM_SUN7I
+ccflags-y += -DCONFIG_TRAFFIC_PROTECT
 # default setting for Android 4.1, 4.2, 4.3, 4.4
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
-EXTRA_CFLAGS +=  -DCONFIG_QOS_OPTIMIZATION
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y +=  -DCONFIG_QOS_OPTIMIZATION
 
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_OPS
+ccflags-y += -DCONFIG_PLATFORM_OPS
 ifeq ($(CONFIG_USB_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
+ccflags-y += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
 _PLATFORM_FILES += platform/platform_ARM_SUNxI_usb.o
 endif
 ifeq ($(CONFIG_SDIO_HCI), y)
@@ -1858,17 +1858,17 @@ KSRC := /home/android_sdk/Allwinner/a20/kitkat-a20_v4.4/lichee/linux-3.4
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_SUN8I_W3P1), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_ARM_SUN8I
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_ARM_SUN8I_W3P1
-EXTRA_CFLAGS += -DCONFIG_TRAFFIC_PROTECT
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_PLATFORM_ARM_SUN8I
+ccflags-y += -DCONFIG_PLATFORM_ARM_SUN8I_W3P1
+ccflags-y += -DCONFIG_TRAFFIC_PROTECT
 # default setting for Android 4.1, 4.2
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
 
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_OPS
+ccflags-y += -DCONFIG_PLATFORM_OPS
 ifeq ($(CONFIG_USB_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
+ccflags-y += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
 _PLATFORM_FILES += platform/platform_ARM_SUNxI_usb.o
 endif
 ifeq ($(CONFIG_SDIO_HCI), y)
@@ -1885,20 +1885,20 @@ KSRC :=/home/android_sdk/Allwinner/a23/android-kk44/lichee/linux-3.4
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_SUN8I_W5P1), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_ARM_SUN8I
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_ARM_SUN8I_W5P1
-EXTRA_CFLAGS += -DCONFIG_TRAFFIC_PROTECT
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_PLATFORM_ARM_SUN8I
+ccflags-y += -DCONFIG_PLATFORM_ARM_SUN8I_W5P1
+ccflags-y += -DCONFIG_TRAFFIC_PROTECT
 # default setting for Android 4.1, 4.2
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
 
 # Enable this for Android 5.0
-EXTRA_CFLAGS += -DCONFIG_RADIO_WORK
+ccflags-y += -DCONFIG_RADIO_WORK
 
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_OPS
+ccflags-y += -DCONFIG_PLATFORM_OPS
 ifeq ($(CONFIG_USB_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
+ccflags-y += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
 _PLATFORM_FILES += platform/platform_ARM_SUNxI_usb.o
 endif
 ifeq ($(CONFIG_SDIO_HCI), y)
@@ -1912,8 +1912,8 @@ KSRC :=/home/android_sdk/Allwinner/a33/android-L/lichee/linux-3.4
 endif
 
 ifeq ($(CONFIG_PLATFORM_ACTIONS_ATV5201), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_ACTIONS_ATV5201
-EXTRA_CFLAGS += -DCONFIG_SDIO_DISABLE_RXFIFO_POLLING_LOOP
+ccflags-y += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_ACTIONS_ATV5201
+ccflags-y += -DCONFIG_SDIO_DISABLE_RXFIFO_POLLING_LOOP
 ARCH := mips
 CROSS_COMPILE := mipsel-linux-gnu-
 KVER  := $(KERNEL_VER)
@@ -1921,12 +1921,12 @@ KSRC:= $(CFGDIR)/../../kernel/linux-$(KERNEL_VER)
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_RTD299X), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
 ifeq ($(CONFIG_ANDROID), y)
 # Enable this for Android 5.0
-EXTRA_CFLAGS += -DCONFIG_RADIO_WORK
+ccflags-y += -DCONFIG_RADIO_WORK
 endif
 #ARCH, CROSS_COMPILE, KSRC,and  MODDESTDIR are provided by external makefile
 INSTALL_PREFIX :=
@@ -1934,17 +1934,17 @@ MODULE_NAME := wlan
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_RTD299X_LG), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DRTW_P2P_GROUP_INTERFACE=1
-EXTRA_CFLAGS += -DCONFIG_IFACE_NUMBER=3
-#EXTRA_CFLAGS += -DCONFIG_FIX_HWPORT
-EXTRA_CFLAGS += -DLGE_PRIVATE
-EXTRA_CFLAGS += -DPURE_SUPPLICANT
-EXTRA_CFLAGS += -DCONFIG_CUSTOMIZED_COUNTRY_CHPLAN_MAP -DCONFIG_RTW_IOCTL_SET_COUNTRY
-EXTRA_CFLAGS += -DDBG_RX_DFRAME_RAW_DATA
-EXTRA_CFLAGS += -DRTW_REDUCE_SCAN_SWITCH_CH_TIME
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DRTW_P2P_GROUP_INTERFACE=1
+ccflags-y += -DCONFIG_IFACE_NUMBER=3
+#ccflags-y += -DCONFIG_FIX_HWPORT
+ccflags-y += -DLGE_PRIVATE
+ccflags-y += -DPURE_SUPPLICANT
+ccflags-y += -DCONFIG_CUSTOMIZED_COUNTRY_CHPLAN_MAP -DCONFIG_RTW_IOCTL_SET_COUNTRY
+ccflags-y += -DDBG_RX_DFRAME_RAW_DATA
+ccflags-y += -DRTW_REDUCE_SCAN_SWITCH_CH_TIME
 ARCH ?= arm
 KVER ?=
 
@@ -1960,11 +1960,11 @@ INSTALL_PREFIX ?=
 endif
 
 ifeq ($(CONFIG_PLATFORM_HISILICON), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_HISILICON
+ccflags-y += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_HISILICON
 ifeq ($(SUPPORT_CONCURRENT),y)
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_CONCURRENT_MODE
 endif
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
 ARCH := arm
 ifeq ($(CROSS_COMPILE),)
        CROSS_COMPILE = arm-hisiv200-linux-
@@ -1976,23 +1976,23 @@ endif
 endif
 
 ifeq ($(CONFIG_PLATFORM_HISILICON_HI3798), y)
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_HISILICON
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_HISILICON_HI3798
-#EXTRA_CFLAGS += -DCONFIG_PLATFORM_HISILICON_HI3798_MV200_HDMI_DONGLE
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_PLATFORM_HISILICON
+ccflags-y += -DCONFIG_PLATFORM_HISILICON_HI3798
+#ccflags-y += -DCONFIG_PLATFORM_HISILICON_HI3798_MV200_HDMI_DONGLE
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
 # default setting for Android
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211
-EXTRA_CFLAGS += -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211
+ccflags-y += -DRTW_USE_CFG80211_STA_EVENT
 # default setting for Android 5.x and later
-#EXTRA_CFLAGS += -DCONFIG_RADIO_WORK
+#ccflags-y += -DCONFIG_RADIO_WORK
 
 # If system could power on and recognize Wi-Fi SDIO automatically,
 # platfrom operations are not necessary.
 #ifeq ($(CONFIG_SDIO_HCI), y)
-#EXTRA_CFLAGS += -DCONFIG_PLATFORM_OPS
+#ccflags-y += -DCONFIG_PLATFORM_OPS
 #_PLATFORM_FILES += platform/platform_hisilicon_hi3798_sdio.o
-#EXTRA_CFLAGS += -DCONFIG_HISI_SDIO_ID=1
+#ccflags-y += -DCONFIG_HISI_SDIO_ID=1
 #endif
 
 ARCH ?= arm
@@ -2014,41 +2014,41 @@ endif
 # Platform setting
 ifeq ($(CONFIG_PLATFORM_ARM_SPREADTRUM_6820), y)
 ifeq ($(CONFIG_ANDROID_2X), y)
-EXTRA_CFLAGS += -DANDROID_2X
+ccflags-y += -DANDROID_2X
 endif
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_SPRD
-EXTRA_CFLAGS += -DPLATFORM_SPREADTRUM_6820
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_PLATFORM_SPRD
+ccflags-y += -DPLATFORM_SPREADTRUM_6820
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
 ifeq ($(RTL871X), rtl8188e)
-EXTRA_CFLAGS += -DSOFTAP_PS_DURATION=50
+ccflags-y += -DSOFTAP_PS_DURATION=50
 endif
 ifeq ($(CONFIG_SDIO_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_OPS
+ccflags-y += -DCONFIG_PLATFORM_OPS
 _PLATFORM_FILES += platform/platform_sprd_sdio.o
 endif
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_SPREADTRUM_8810), y)
 ifeq ($(CONFIG_ANDROID_2X), y)
-EXTRA_CFLAGS += -DANDROID_2X
+ccflags-y += -DANDROID_2X
 endif
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_SPRD
-EXTRA_CFLAGS += -DPLATFORM_SPREADTRUM_8810
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_PLATFORM_SPRD
+ccflags-y += -DPLATFORM_SPREADTRUM_8810
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
 ifeq ($(RTL871X), rtl8188e)
-EXTRA_CFLAGS += -DSOFTAP_PS_DURATION=50
+ccflags-y += -DSOFTAP_PS_DURATION=50
 endif
 ifeq ($(CONFIG_SDIO_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_OPS
+ccflags-y += -DCONFIG_PLATFORM_OPS
 _PLATFORM_FILES += platform/platform_sprd_sdio.o
 endif
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_WMT), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_OPS
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_PLATFORM_OPS
 ifeq ($(CONFIG_SDIO_HCI), y)
 _PLATFORM_FILES += platform/platform_ARM_WMT_sdio.o
 endif
@@ -2059,18 +2059,18 @@ MODULE_NAME :=8189es_kk
 endif
 
 ifeq ($(CONFIG_PLATFORM_RTK119X), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-#EXTRA_CFLAGS += -DCONFIG_PLATFORM_ARM_SUN7I
-EXTRA_CFLAGS += -DCONFIG_TRAFFIC_PROTECT
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+#ccflags-y += -DCONFIG_PLATFORM_ARM_SUN7I
+ccflags-y += -DCONFIG_TRAFFIC_PROTECT
 # default setting for Android 4.1, 4.2
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
-#EXTRA_CFLAGS +=  -DCONFIG_QOS_OPTIMIZATION
-EXTRA_CFLAGS += -DCONFIG_QOS_OPTIMIZATION
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+#ccflags-y +=  -DCONFIG_QOS_OPTIMIZATION
+ccflags-y += -DCONFIG_QOS_OPTIMIZATION
 
-#EXTRA_CFLAGS += -DCONFIG_#PLATFORM_OPS
+#ccflags-y += -DCONFIG_#PLATFORM_OPS
 ifeq ($(CONFIG_USB_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
+ccflags-y += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
 #_PLATFORM_FILES += platform/platform_ARM_SUNxI_usb.o
 endif
 ifeq ($(CONFIG_SDIO_HCI), y)
@@ -2091,16 +2091,16 @@ endif
 
 # Actions-Micro use this flag for DHC 1195 and DHC 1395
 ifeq ($(CONFIG_PLATFORM_RTK119X_AM), y)
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_RTK119X_AM
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_FULL_CH_IN_P2P_HANDSHAKE
-EXTRA_CFLAGS += -DCONFIG_SEL_P2P_IFACE=2
-EXTRA_CFLAGS += -DCONFIG_IFACE_NUMBER=3
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_PLATFORM_RTK119X_AM
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_FULL_CH_IN_P2P_HANDSHAKE
+ccflags-y += -DCONFIG_SEL_P2P_IFACE=2
+ccflags-y += -DCONFIG_IFACE_NUMBER=3
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
 
 ifeq ($(CONFIG_USB_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
+ccflags-y += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
 endif
 
 ARCH := arm
@@ -2112,28 +2112,28 @@ CROSS_COMPILE :=
 endif
 
 ifeq ($(CONFIG_PLATFORM_RTK129X), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_RTK129X
-EXTRA_CFLAGS += -DCONFIG_TRAFFIC_PROTECT
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_PLATFORM_RTK129X
+ccflags-y += -DCONFIG_TRAFFIC_PROTECT
 # default setting for Android 4.1, 4.2
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
-#EXTRA_CFLAGS += -DCONFIG_P2P_IPS -DCONFIG_QOS_OPTIMIZATION
-EXTRA_CFLAGS += -DCONFIG_QOS_OPTIMIZATION
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+#ccflags-y += -DCONFIG_P2P_IPS -DCONFIG_QOS_OPTIMIZATION
+ccflags-y += -DCONFIG_QOS_OPTIMIZATION
 # Enable this for Android 5.0
-EXTRA_CFLAGS += -DCONFIG_RADIO_WORK
+ccflags-y += -DCONFIG_RADIO_WORK
 ifeq ($(CONFIG_RTL8821C)$(CONFIG_SDIO_HCI),yy)
-EXTRA_CFLAGS += -DCONFIG_WAKEUP_GPIO_INPUT_MODE
-EXTRA_CFLAGS += -DCONFIG_BT_WAKE_HST_OPEN_DRAIN
+ccflags-y += -DCONFIG_WAKEUP_GPIO_INPUT_MODE
+ccflags-y += -DCONFIG_BT_WAKE_HST_OPEN_DRAIN
 endif
-EXTRA_CFLAGS += -Wno-error=date-time
+ccflags-y += -Wno-error=date-time
 # default setting for Android 7.0
 ifeq ($(RTK_ANDROID_VERSION), nougat)
-EXTRA_CFLAGS += -DRTW_P2P_GROUP_INTERFACE=1
+ccflags-y += -DRTW_P2P_GROUP_INTERFACE=1
 endif
-#EXTRA_CFLAGS += -DCONFIG_#PLATFORM_OPS
+#ccflags-y += -DCONFIG_#PLATFORM_OPS
 ifeq ($(CONFIG_USB_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
+ccflags-y += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
 endif
 
 ARCH := arm64
@@ -2148,28 +2148,28 @@ KSRC := /home/android_sdk/DHC/trunk-6.0.0_r1-QA160627/linux-kernel
 endif
 
 ifeq ($(CONFIG_PLATFORM_RTK1319), y)
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_RTK1319
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_TRAFFIC_PROTECT
+ccflags-y += -DCONFIG_PLATFORM_RTK1319
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_TRAFFIC_PROTECT
 # default setting for Android 4.1, 4.2
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
-#EXTRA_CFLAGS += -DCONFIG_P2P_IPS -DCONFIG_QOS_OPTIMIZATION
-EXTRA_CFLAGS += -DCONFIG_QOS_OPTIMIZATION
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+#ccflags-y += -DCONFIG_P2P_IPS -DCONFIG_QOS_OPTIMIZATION
+ccflags-y += -DCONFIG_QOS_OPTIMIZATION
 # Enable this for Android 5.0
-EXTRA_CFLAGS += -DCONFIG_RADIO_WORK
+ccflags-y += -DCONFIG_RADIO_WORK
 ifeq ($(CONFIG_RTL8821C)$(CONFIG_SDIO_HCI),yy)
-EXTRA_CFLAGS += -DCONFIG_WAKEUP_GPIO_INPUT_MODE
-EXTRA_CFLAGS += -DCONFIG_BT_WAKE_HST_OPEN_DRAIN
+ccflags-y += -DCONFIG_WAKEUP_GPIO_INPUT_MODE
+ccflags-y += -DCONFIG_BT_WAKE_HST_OPEN_DRAIN
 endif
-EXTRA_CFLAGS += -Wno-error=date-time
+ccflags-y += -Wno-error=date-time
 # default setting for Android 7.0
 ifeq ($(RTK_ANDROID_VERSION), nougat)
-EXTRA_CFLAGS += -DRTW_P2P_GROUP_INTERFACE=1
+ccflags-y += -DRTW_P2P_GROUP_INTERFACE=1
 endif
-#EXTRA_CFLAGS += -DCONFIG_#PLATFORM_OPS
+#ccflags-y += -DCONFIG_#PLATFORM_OPS
 ifeq ($(CONFIG_USB_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
+ccflags-y += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
 endif
 
 ARCH := arm64
@@ -2184,12 +2184,12 @@ KSRC := /home/android_sdk/DHC/trunk-6.0.0_r1-QA160627/linux-kernel
 endif
 
 ifeq ($(CONFIG_PLATFORM_RTK390X), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_RTK390X
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
-EXTRA_CFLAGS += -DCONFIG_RTW_NETIF_SG
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_PLATFORM_RTK390X
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_RTW_NETIF_SG
 ifeq ($(CONFIG_USB_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
+ccflags-y += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
 endif
 
 ARCH:=rlx
@@ -2200,12 +2200,12 @@ KSRC:= /home/realtek/share/Develop/IPCAM_SDK/RealSil/rts3901_sdk_v1.2_vanilla/li
 endif
 
 ifeq ($(CONFIG_PLATFORM_NOVATEK_NT72668), y)
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_NOVATEK_NT72668
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
-EXTRA_CFLAGS += -DCONFIG_USE_USB_BUFFER_ALLOC_RX
-EXTRA_CFLAGS += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
+ccflags-y += -DCONFIG_PLATFORM_NOVATEK_NT72668
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_USE_USB_BUFFER_ALLOC_RX
+ccflags-y += -DCONFIG_USE_USB_BUFFER_ALLOC_TX
 ARCH ?= arm
 CROSS_COMPILE := arm-linux-gnueabihf-
 KVER := 3.8.0
@@ -2214,10 +2214,10 @@ KSRC := /Custom/Novatek/TCL/linux-3.8_header
 endif
 
 ifeq ($(CONFIG_PLATFORM_ARM_TCC8930_JB42), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
 # default setting for Android 4.1, 4.2
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
 ARCH := arm
 CROSS_COMPILE := /home/android_sdk/Telechips/v13.05_r1-tcc-android-4.2.2_tcc893x-evm_build/prebuilts/gcc/linux-x86/arm/arm-eabi-4.6/bin/arm-eabi-
 KSRC := /home/android_sdk/Telechips/v13.05_r1-tcc-android-4.2.2_tcc893x-evm_build/kernel
@@ -2225,7 +2225,7 @@ MODULE_NAME := wlan
 endif 
 
 ifeq ($(CONFIG_PLATFORM_RTL8197D), y)
-EXTRA_CFLAGS += -DCONFIG_BIG_ENDIAN -DCONFIG_PLATFORM_RTL8197D
+ccflags-y += -DCONFIG_BIG_ENDIAN -DCONFIG_PLATFORM_RTL8197D
 export DIR_LINUX=$(shell pwd)/../SDK/rlxlinux-sdk321-v50/linux-2.6.30
 ARCH ?= rlx
 CROSS_COMPILE:= $(DIR_LINUX)/../toolchain/rsdk-1.5.5-5281-EB-2.6.30-0.9.30.3-110714/bin/rsdk-linux-
@@ -2233,17 +2233,17 @@ KSRC := $(DIR_LINUX)
 endif
 
 ifeq ($(CONFIG_PLATFORM_AML_S905), y)
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_AML_S905
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -fno-pic
+ccflags-y += -DCONFIG_PLATFORM_AML_S905
+ccflags-y += -DCONFIG_LITTLE_ENDIAN -fno-pic
 # default setting for Android
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211
-EXTRA_CFLAGS += -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211
+ccflags-y += -DRTW_USE_CFG80211_STA_EVENT
 # default setting for Android 5.x and later
-EXTRA_CFLAGS += -DCONFIG_RADIO_WORK
+ccflags-y += -DCONFIG_RADIO_WORK
 
 ifeq ($(CONFIG_SDIO_HCI), y)
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_OPS
+ccflags-y += -DCONFIG_PLATFORM_OPS
 _PLATFORM_FILES += platform/platform_aml_s905_sdio.o
 endif
 
@@ -2265,19 +2265,19 @@ endif
 endif
 
 ifeq ($(CONFIG_PLATFORM_ZTE_ZX296716), y)
-EXTRA_CFLAGS += -Wno-error=date-time
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_ZTE_ZX296716
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -Wno-error=date-time
+ccflags-y += -DCONFIG_PLATFORM_ZTE_ZX296716
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
 # default setting for Android
-EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211
-EXTRA_CFLAGS += -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -DCONFIG_CONCURRENT_MODE
+ccflags-y += -DCONFIG_IOCTL_CFG80211
+ccflags-y += -DRTW_USE_CFG80211_STA_EVENT
 # default setting for Android 5.x and later
-#EXTRA_CFLAGS += -DCONFIG_RADIO_WORK
+#ccflags-y += -DCONFIG_RADIO_WORK
 
 ifeq ($(CONFIG_SDIO_HCI), y)
 # mark this temporarily
-#EXTRA_CFLAGS += -DCONFIG_PLATFORM_OPS
+#ccflags-y += -DCONFIG_PLATFORM_OPS
 #_PLATFORM_FILES += platform/platform_zte_zx296716_sdio.o
 endif
 
@@ -2295,9 +2295,9 @@ endif
 endif
 
 ifeq ($(CONFIG_PLATFORM_RISCV_LIPI4A), y)
-EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN
-EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
-EXTRA_CFLAGS += -march=rv64ima_zicsr_zifencei
+ccflags-y += -DCONFIG_LITTLE_ENDIAN
+ccflags-y += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT
+ccflags-y += -march=rv64ima_zicsr_zifencei
 ARCH ?= riscv
 CROSS_COMPILE ?=
 KVER  := $(shell uname -r)
@@ -2314,13 +2314,13 @@ CONFIG_CUSTOMER_HUAWEI = y
 endif
 
 ifeq ($(CONFIG_CUSTOMER_HUAWEI), y)
-EXTRA_CFLAGS += -DCONFIG_HUAWEI_PROC
+ccflags-y += -DCONFIG_HUAWEI_PROC
 endif
 
 CONFIG_PLATFORM_CMAP_INTFS = n
 ifeq ($(CONFIG_PLATFORM_CMAP_INTFS), y)
 PLATFORM_CMAP_INTFS_TYPE = 00
-EXTRA_CFLAGS += -DCONFIG_PLATFORM_CMAP_INTFS -DCMAP_UNASSOC_METRICS_STA_MAX=32
+ccflags-y += -DCONFIG_PLATFORM_CMAP_INTFS -DCMAP_UNASSOC_METRICS_STA_MAX=32
 _OS_INTFS_FILES += os_dep/linux/custom_multiap_intfs/custom_multiap_intfs.o
 _PLATFORM_FILES += platform/custom_multiap_intfs_$(PLATFORM_CMAP_INTFS_TYPE).o
 endif
@@ -2424,7 +2424,7 @@ ifeq ($(CONFIG_SDIO_HCI), y)
 rtk_core += core/rtw_sdio.o
 endif
 
-EXTRA_CFLAGS += -I$(src)/core/crypto
+ccflags-y += -I$(src)/core/crypto
 rtk_core += \
 		core/crypto/aes-internal.o \
 		core/crypto/aes-internal-enc.o \
diff --git a/hal/phydm/phydm.mk b/hal/phydm/phydm.mk
index c5d0ce9..acc2b2c 100644
--- a/hal/phydm/phydm.mk
+++ b/hal/phydm/phydm.mk
@@ -1,4 +1,4 @@
-EXTRA_CFLAGS += -I$(src)/hal/phydm
+ccflags-y += -I$(src)/hal/phydm
 
 _PHYDM_FILES := hal/phydm/phydm_debug.o	\
 								hal/phydm/phydm_antdiv.o\
diff --git a/hal/phydm/sd4_phydm_2_kernel.mk b/hal/phydm/sd4_phydm_2_kernel.mk
index f11c6ac..65eb93c 100644
--- a/hal/phydm/sd4_phydm_2_kernel.mk
+++ b/hal/phydm/sd4_phydm_2_kernel.mk
@@ -1,4 +1,4 @@
-EXTRA_CFLAGS += -I$(src)/hal/phydm
+ccflags-y += -I$(src)/hal/phydm
 
 _PHYDM_FILES := hal/phydm/phydm_debug.o	\
 								hal/phydm/phydm_interface.o\
diff --git a/rtl8822b.mk b/rtl8822b.mk
index 47efae1..f1e28e7 100644
--- a/rtl8822b.mk
+++ b/rtl8822b.mk
@@ -1,8 +1,8 @@
-EXTRA_CFLAGS += -DCONFIG_RTL8822B
+ccflags-y += -DCONFIG_RTL8822B
 
 ifeq ($(CONFIG_MP_INCLUDED), y)
 ### 8822B Default Enable VHT MP HW TX MODE ###
-#EXTRA_CFLAGS += -DCONFIG_MP_VHT_HW_TX_MODE
+#ccflags-y += -DCONFIG_MP_VHT_HW_TX_MODE
 #CONFIG_MP_VHT_HW_TX_MODE = y
 endif