1 # SPDX-License-Identifier: MIT
5 DCN21 = dcn21_init.o dcn21_hubp.o dcn21_hubbub.o dcn21_resource.o \
6 dcn21_hwseq.o dcn21_link_encoder.o dcn21_dccg.o
9 CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o := -mhard-float -msse
13 CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o := -mhard-float -maltivec
16 ifdef CONFIG_CC_IS_GCC
17 ifeq ($(call cc-ifversion, -lt, 0701, y), y)
24 # Stack alignment mismatch, proceed with caution.
25 # GCC < 7.1 cannot compile code using `double` and -mpreferred-stack-boundary=3
26 # (8B stack alignment).
27 CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o += -mpreferred-stack-boundary=4
29 CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o += -msse2
33 AMD_DAL_DCN21 = $(addprefix $(AMDDALPATH)/dc/dcn21/,$(DCN21))
35 AMD_DISPLAY_FILES += $(AMD_DAL_DCN21)