drivers/misc/mediatek/gpu/mt8127/mali/umplock/Makefile

   1 #
   2 # Copyright (C) 2012 ARM Limited. All rights reserved.
   3 #
   4 # This program is free software and is provided to you under the terms of the GNU General Public License version 2
   5 # as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
   6 #
   7 # A copy of the licence is included with the program, and can also be obtained from Free Software
   8 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
   9 #
  10
  11 # default to building for the host
  12 ARCH ?= $(shell uname -m)
  13
  14 # linux build system integration
  15
  16 ifneq ($(KERNELRELEASE),)
  17 # Inside the kernel build system
  18
  19 EXTRA_CFLAGS += -I$(KBUILD_EXTMOD)
  20
  21 SRC =   umplock_driver.c
  22
  23 MODULE:=umplock.ko
  24
  25 obj-m := $(MODULE:.ko=.o)
  26 $(MODULE:.ko=-y) := $(SRC:.c=.o)
  27
  28 $(MODULE:.ko=-objs) := $(SRC:.c=.o)
  29
  30 else
  31 # Outside the kernel build system
  32 #
  33 #
  34
  35 # Get any user defined KDIR-<names> or maybe even a hardcoded KDIR
  36 -include KDIR_CONFIGURATION
  37
  38 # Define host system directory
  39 KDIR-$(shell uname -m):=/lib/modules/$(shell uname -r)/build
  40
  41 ifeq ($(ARCH), arm)
  42         # when compiling for ARM we're cross compiling
  43         export CROSS_COMPILE ?= arm-none-linux-gnueabi-
  44         CONFIG ?= arm
  45 else
  46         # Compiling for the host
  47         CONFIG ?= $(shell uname -m)
  48 endif
  49
  50 # default cpu to select
  51 CPU ?= $(shell uname -m)
  52
  53 # look up KDIR based om CPU selection
  54 KDIR ?= $(KDIR-$(CPU))
  55
  56 ifeq ($(KDIR),)
  57 $(error No KDIR found for platform $(CPU))
  58 endif
  59
  60 all:
  61         $(MAKE) ARCH=$(ARCH) -C $(KDIR) M=$(CURDIR)
  62
  63 kernelrelease:
  64         $(MAKE) -C $(KDIR) kernelrelease
  65
  66 clean:
  67         $(MAKE) ARCH=$(ARCH) -C $(KDIR) M=$(CURDIR) clean
  68
  69 endif