1# 2# Copyright 2017 Advanced Micro Devices, Inc. 3# Copyright 2019 Raptor Engineering, LLC 4# 5# Permission is hereby granted, free of charge, to any person obtaining a 6# copy of this software and associated documentation files (the "Software"), 7# to deal in the Software without restriction, including without limitation 8# the rights to use, copy, modify, merge, publish, distribute, sublicense, 9# and/or sell copies of the Software, and to permit persons to whom the 10# Software is furnished to do so, subject to the following conditions: 11# 12# The above copyright notice and this permission notice shall be included in 13# all copies or substantial portions of the Software. 14# 15# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18# THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 19# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 20# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 21# OTHER DEALINGS IN THE SOFTWARE. 22# 23# 24# Makefile for the 'calcs' sub-component of DAL. 25# It calculates Bandwidth and Watermarks values for HW programming 26# 27 28ifdef CONFIG_X86 29calcs_ccflags := -mhard-float -msse 30endif 31 32ifdef CONFIG_PPC64 33calcs_ccflags := -mhard-float -maltivec 34endif 35 36ifdef CONFIG_CC_IS_GCC 37ifeq ($(call cc-ifversion, -lt, 0701, y), y) 38IS_OLD_GCC = 1 39endif 40endif 41 42ifdef CONFIG_X86 43ifdef IS_OLD_GCC 44# Stack alignment mismatch, proceed with caution. 45# GCC < 7.1 cannot compile code using `double` and -mpreferred-stack-boundary=3 46# (8B stack alignment). 47calcs_ccflags += -mpreferred-stack-boundary=4 48else 49calcs_ccflags += -msse2 50endif 51endif 52 53CFLAGS_$(AMDDALPATH)/dc/calcs/dcn_calcs.o := $(calcs_ccflags) 54CFLAGS_$(AMDDALPATH)/dc/calcs/dcn_calc_auto.o := $(calcs_ccflags) 55CFLAGS_$(AMDDALPATH)/dc/calcs/dcn_calc_math.o := $(calcs_ccflags) -Wno-tautological-compare 56CFLAGS_REMOVE_$(AMDDALPATH)/dc/calcs/dcn_calcs.o := $(calcs_rcflags) 57CFLAGS_REMOVE_$(AMDDALPATH)/dc/calcs/dcn_calc_auto.o := $(calcs_rcflags) 58CFLAGS_REMOVE_$(AMDDALPATH)/dc/calcs/dcn_calc_math.o := $(calcs_rcflags) 59 60BW_CALCS = dce_calcs.o bw_fixed.o custom_float.o 61 62ifdef CONFIG_DRM_AMD_DC_DCN 63BW_CALCS += dcn_calcs.o dcn_calc_math.o dcn_calc_auto.o 64endif 65 66AMD_DAL_BW_CALCS = $(addprefix $(AMDDALPATH)/dc/calcs/,$(BW_CALCS)) 67 68AMD_DISPLAY_FILES += $(AMD_DAL_BW_CALCS) 69