# To build modules outside of the kernel tree, we run "make"
# in the kernel source tree; the Makefile these then includes this
# Makefile once again.
# This conditional selects whether we are being included from the
# kernel Makefile or not.
ccflags-y := -Iinclude/drm
ifeq ($(KERNELRELEASE),)

    # Assume the source tree is where the running kernel was built
    # You should set KERNELDIR in the environment if it's elsewhere
    ifndef KERNELDIR
    	KERNELDIR ?= /lib/modules/$(shell uname -r)/build
    endif
    # The current directory is passed to sub-makes as argument
    PWD := $(shell pwd)

modules:
	$(MAKE) -C $(KERNELDIR) M=$(PWD) modules

modules_install:
	$(MAKE) -C $(KERNELDIR) M=$(PWD) modules_install

clean:
	rm -rf *.o *~ core .depend .*.cmd *.ko *.mod.c .tmp_versions

.PHONY: modules modules_install clean

else
    # called from kernel build system: just declare what our modules are
    obj-m += ast.o
    ast-objs := ast_drv.o ast_main.o ast_mm.o ast_mode.o ast_post.o ast_dp501.o ast_dp.o ast_dram_2500.o
endif


