1# SPDX-License-Identifier: MIT 2# 3# Makefile for DCN. 4 5DCN20 = dcn20_resource.o dcn20_hwseq.o dcn20_dpp.o dcn20_dpp_cm.o dcn20_hubp.o \ 6 dcn20_mpc.o dcn20_opp.o dcn20_hubbub.o dcn20_optc.o dcn20_mmhubbub.o \ 7 dcn20_stream_encoder.o dcn20_link_encoder.o dcn20_dccg.o \ 8 dcn20_vmid.o dcn20_dwb.o dcn20_dwb_scl.o 9 10ifdef CONFIG_DRM_AMD_DC_DSC_SUPPORT 11DCN20 += dcn20_dsc.o 12endif 13 14CFLAGS_$(AMDDALPATH)/dc/dcn20/dcn20_resource.o := -mhard-float -msse 15 16ifdef CONFIG_CC_IS_GCC 17ifeq ($(call cc-ifversion, -lt, 0701, y), y) 18IS_OLD_GCC = 1 19endif 20endif 21 22ifdef IS_OLD_GCC 23# Stack alignment mismatch, proceed with caution. 24# GCC < 7.1 cannot compile code using `double` and -mpreferred-stack-boundary=3 25# (8B stack alignment). 26CFLAGS_$(AMDDALPATH)/dc/dcn20/dcn20_resource.o += -mpreferred-stack-boundary=4 27else 28CFLAGS_$(AMDDALPATH)/dc/dcn20/dcn20_resource.o += -msse2 29endif 30 31AMD_DAL_DCN20 = $(addprefix $(AMDDALPATH)/dc/dcn20/,$(DCN20)) 32 33AMD_DISPLAY_FILES += $(AMD_DAL_DCN20) 34