lantiq: ltq-vdsl-mei: Do not leak user space CFLAGS into kernel space

Do not leak the user space CFLAGS into the kernel space any more, this
allows us to activate the MIPS16 build.

This decreases the size of the ipk file from 87589 bytes to 81267 bytes.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

package/kernel/lantiq/ltq-vdsl-mei/Makefile

@@ -9,7 +9,7 @@ include $(INCLUDE_DIR)/kernel.mk
 
 PKG_NAME:=ltq-vdsl-vr9-mei
 PKG_VERSION:=1.5.17.6
-PKG_RELEASE:=3
+PKG_RELEASE:=4
 
 PKG_BASE_NAME:=drv_mei_cpe
 PKG_SOURCE:=$(PKG_BASE_NAME)-$(PKG_VERSION).tar.gz
@@ -19,7 +19,6 @@ PKG_HASH:=94f6904364348b7f74087e721968abc28b2564fb9bd8899aa930d36490387662
 PKG_FIXUP:=autoreconf
 PKG_FLAGS:=nonshared
 PKG_MAINTAINER:=John Crispin <john@phrozen.org>
-PKG_USE_MIPS16:=0
 PKG_LICENSE:=GPL-2.0 BSD-2-Clause
 PKG_LICENSE_FILES:=LICENSE
 
@@ -65,7 +64,7 @@ CONFIGURE_ARGS += \
 	--enable-error_print \
 	--enable-ifxos-include="-I$(STAGING_DIR)/usr/include/ifxos/" \
 	--enable-ifxos-library="-L$(STAGING_DIR)/usr/lib" \
-	--enable-add_drv_cflags="-DMEI_DRV_ATM_PTM_INTERFACE_ENABLE=1 -fno-pic -mlong-calls -O2 -g0" \
+	--enable-add_drv_cflags="-DMEI_DRV_ATM_PTM_INTERFACE_ENABLE=1" \
 	--enable-linux-26 \
 	--enable-kernelbuild="$(LINUX_DIR)" \
 	--enable-drv_test_appl=yes \

package/kernel/lantiq/ltq-vdsl-mei/patches/020-not-leak-cflags.patch

@@ -0,0 +1,21 @@
+--- a/src/Makefile.am
++++ b/src/Makefile.am
+@@ -213,8 +213,7 @@ drv_mei_cpe_common_cflags = $(AM_CFLAGS)
+ else
+ 
+ drv_mei_cpe_common_cflags = \
+-	$(AM_CFLAGS) -D__KERNEL__ -DLINUX -D__linux__ -DMODULE -DEXPORT_SYMTAB \
+-	-pipe -Wimplicit -Wunused -Wuninitialized -Wsign-compare -Wstrict-aliasing
++	-D__KERNEL__ -DLINUX -D__linux__ -DMODULE -DEXPORT_SYMTAB
+ 
+ endif
+ 
+@@ -354,7 +353,7 @@ drv_mei_cpe.ko: $(drv_mei_cpe_SOURCES)
+ 	@echo -e "# drv_mei_cpe: Generated to build Linux 2.6.x kernel object" > $(PWD)/Kbuild
+ 	@echo -e "obj-m := $(subst .ko,.o,$@)"			>> $(PWD)/Kbuild
+ 	@echo -e "$(subst .ko,,$@)-y := $(drv_mei_cpe_OBJS)"	>> $(PWD)/Kbuild
+-	@echo -e "EXTRA_CFLAGS := $(CFLAGS) $(drv_mei_cpe_CFLAGS) -I@abs_srcdir@ -I@abs_srcdir@/auto_header $(IFXOS_INCLUDE_PATH)" >> $(PWD)/Kbuild
++	@echo -e "EXTRA_CFLAGS := $(drv_mei_cpe_CFLAGS) -I@abs_srcdir@ -I@abs_srcdir@/auto_header $(IFXOS_INCLUDE_PATH)" >> $(PWD)/Kbuild
+ 	$(MAKE) ARCH=@KERNEL_ARCH@ -C @KERNEL_BUILD_PATH@ O=@KERNEL_BUILD_PATH@ M=$(PWD) modules
+ 
+ clean-generic: