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

   1 # SPDX-License-Identifier: MIT
   2 #
   3 # Makefile for DCN21.
   4
   5 DCN21 = dcn21_hubp.o dcn21_hubbub.o dcn21_resource.o dcn21_hwseq.o dcn21_link_encoder.o
   6
   7 CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o := -mhard-float -msse
   8
   9 ifdef CONFIG_CC_IS_GCC
  10 ifeq ($(call cc-ifversion, -lt, 0701, y), y)
  11 IS_OLD_GCC = 1
  12 endif
  13 endif
  14
  15 ifdef IS_OLD_GCC
  16 # Stack alignment mismatch, proceed with caution.
  17 # GCC < 7.1 cannot compile code using `double` and -mpreferred-stack-boundary=3
  18 # (8B stack alignment).
  19 CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o += -mpreferred-stack-boundary=4
  20 else
  21 CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o += -msse2
  22 endif
  23
  24 AMD_DAL_DCN21 = $(addprefix $(AMDDALPATH)/dc/dcn21/,$(DCN21))
  25
  26 AMD_DISPLAY_FILES += $(AMD_DAL_DCN21)