drivers/gpu/drm/amd/display/dc/dcn21/Makefile

   1 #
   2 # Makefile for DCN21.
   3
   4 DCN21 = dcn21_hubp.o dcn21_hubbub.o dcn21_resource.o
   5
   6 CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o := -mhard-float -msse
   7
   8 ifdef CONFIG_CC_IS_GCC
   9 ifeq ($(call cc-ifversion, -lt, 0701, y), y)
  10 IS_OLD_GCC = 1
  11 endif
  12 endif
  13
  14 ifdef IS_OLD_GCC
  15 # Stack alignment mismatch, proceed with caution.
  16 # GCC < 7.1 cannot compile code using `double` and -mpreferred-stack-boundary=3
  17 # (8B stack alignment).
  18 CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o += -mpreferred-stack-boundary=4
  19 else
  20 CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o += -msse2
  21 endif
  22
  23 AMD_DAL_DCN21 = $(addprefix $(AMDDALPATH)/dc/dcn21/,$(DCN21))
  24
  25 AMD_DISPLAY_FILES += $(AMD_DAL_DCN21)