~hc/RK356X_SDK_RELEASE.git

..	..	@@ -1,5 +1,6 @@
1	1	#
2	2	# Copyright 2017 Advanced Micro Devices, Inc.
	3	+# Copyright 2019 Raptor Engineering, LLC
3	4	#
4	5	# Permission is hereby granted, free of charge, to any person obtaining a
5	6	# copy of this software and associated documentation files (the "Software"),
..	..	@@ -24,25 +25,38 @@
24	25	# It calculates Bandwidth and Watermarks values for HW programming
25	26	#
26	27
27		-ifneq ($(call cc-option, -mpreferred-stack-boundary=4),)
28		- cc_stack_align := -mpreferred-stack-boundary=4
29		-else ifneq ($(call cc-option, -mstack-alignment=16),)
30		- cc_stack_align := -mstack-alignment=16
	28	+ifdef CONFIG_X86
	29	+calcs_ccflags := -mhard-float -msse
31	30	endif
32	31
33		-calcs_ccflags := -mhard-float -msse $(cc_stack_align)
	32	+ifdef CONFIG_PPC64
	33	+calcs_ccflags := -mhard-float -maltivec
	34	+endif
34	35
35		-ifdef CONFIG_CC_IS_CLANG
	36	+ifdef CONFIG_CC_IS_GCC
	37	+ifeq ($(call cc-ifversion, -lt, 0701, y), y)
	38	+IS_OLD_GCC = 1
	39	+endif
	40	+endif
	41	+
	42	+ifdef CONFIG_X86
	43	+ifdef IS_OLD_GCC
	44	+# Stack alignment mismatch, proceed with caution.
	45	+# GCC < 7.1 cannot compile code using `double` and -mpreferred-stack-boundary=3
	46	+# (8B stack alignment).
	47	+calcs_ccflags += -mpreferred-stack-boundary=4
	48	+else
36	49	calcs_ccflags += -msse2
37	50	endif
	51	+endif
38	52
39		-CFLAGS_dcn_calcs.o := $(calcs_ccflags)
40		-CFLAGS_dcn_calc_auto.o := $(calcs_ccflags)
41		-CFLAGS_dcn_calc_math.o := $(calcs_ccflags) -Wno-tautological-compare
	53	+CFLAGS_$(AMDDALPATH)/dc/calcs/dcn_calcs.o := $(calcs_ccflags)
	54	+CFLAGS_$(AMDDALPATH)/dc/calcs/dcn_calc_auto.o := $(calcs_ccflags)
	55	+CFLAGS_$(AMDDALPATH)/dc/calcs/dcn_calc_math.o := $(calcs_ccflags) -Wno-tautological-compare
42	56
43	57	BW_CALCS = dce_calcs.o bw_fixed.o custom_float.o
44	58
45		-ifdef CONFIG_DRM_AMD_DC_DCN1_0
	59	+ifdef CONFIG_DRM_AMD_DC_DCN
46	60	BW_CALCS += dcn_calcs.o dcn_calc_math.o dcn_calc_auto.o
47	61	endif
48	62