1# SPDX-License-Identifier: MIT 2# 3# Makefile for DCN21. 4 5DCN21 = dcn21_init.o dcn21_hubp.o dcn21_hubbub.o dcn21_resource.o \ 6 dcn21_hwseq.o dcn21_link_encoder.o dcn21_dccg.o 7 8ifdef CONFIG_X86 9CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o := -mhard-float -msse 10endif 11 12ifdef CONFIG_PPC64 13CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o := -mhard-float -maltivec 14endif 15 16ifdef CONFIG_CC_IS_GCC 17ifeq ($(call cc-ifversion, -lt, 0701, y), y) 18IS_OLD_GCC = 1 19endif 20endif 21 22ifdef CONFIG_X86 23ifdef IS_OLD_GCC 24# Stack alignment mismatch, proceed with caution. 25# GCC < 7.1 cannot compile code using `double` and -mpreferred-stack-boundary=3 26# (8B stack alignment). 27CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o += -mpreferred-stack-boundary=4 28else 29CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o += -msse2 30endif 31endif 32 33AMD_DAL_DCN21 = $(addprefix $(AMDDALPATH)/dc/dcn21/,$(DCN21)) 34 35AMD_DISPLAY_FILES += $(AMD_DAL_DCN21) 36