1# 2# Makefile for DCN21. 3 4DCN21 = dcn21_hubp.o dcn21_hubbub.o dcn21_resource.o dcn21_hwseq.o dcn21_link_encoder.o 5 6CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o := -mhard-float -msse 7 8ifdef CONFIG_CC_IS_GCC 9ifeq ($(call cc-ifversion, -lt, 0701, y), y) 10IS_OLD_GCC = 1 11endif 12endif 13 14ifdef 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). 18CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o += -mpreferred-stack-boundary=4 19else 20CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o += -msse2 21endif 22 23AMD_DAL_DCN21 = $(addprefix $(AMDDALPATH)/dc/dcn21/,$(DCN21)) 24 25AMD_DISPLAY_FILES += $(AMD_DAL_DCN21) 26