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
7
8CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o := -mhard-float -msse
9
10ifdef CONFIG_CC_IS_GCC
11ifeq ($(call cc-ifversion, -lt, 0701, y), y)
12IS_OLD_GCC = 1
13endif
14endif
15
16ifdef IS_OLD_GCC
17# Stack alignment mismatch, proceed with caution.
18# GCC < 7.1 cannot compile code using `double` and -mpreferred-stack-boundary=3
19# (8B stack alignment).
20CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o += -mpreferred-stack-boundary=4
21else
22CFLAGS_$(AMDDALPATH)/dc/dcn21/dcn21_resource.o += -msse2
23endif
24
25AMD_DAL_DCN21 = $(addprefix $(AMDDALPATH)/dc/dcn21/,$(DCN21))
26
27AMD_DISPLAY_FILES += $(AMD_DAL_DCN21)
28