drivers/gpu/drm/amd/display/dc/calcs/Makefile

   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
  28 ifdef CONFIG_X86
  29 calcs_ccflags := -mhard-float -msse
  30 endif
  31
  32 ifdef CONFIG_PPC64
  33 calcs_ccflags := -mhard-float -maltivec
  34 endif
  35
  36 ifdef CONFIG_CC_IS_GCC
  37 ifeq ($(call cc-ifversion, -lt, 0701, y), y)
  38 IS_OLD_GCC = 1
  39 endif
  40 endif
  41
  42 ifdef CONFIG_X86
  43 ifdef IS_OLD_GCC
  44 # Stack alignment mismatch, proceed with caution.
  45 # GCC < 7.1 cannot compile code using `double` and -mpreferred-stack-boundary=3
  46 # (8B stack alignment).
  47 calcs_ccflags += -mpreferred-stack-boundary=4
  48 else
  49 calcs_ccflags += -msse2
  50 endif
  51 endif
  52
  53 CFLAGS_$(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 := $(calcs_ccflags) -Wno-tautological-compare
  56 CFLAGS_REMOVE_$(AMDDALPATH)/dc/calcs/dcn_calcs.o := $(calcs_rcflags)
  57 CFLAGS_REMOVE_$(AMDDALPATH)/dc/calcs/dcn_calc_auto.o := $(calcs_rcflags)
  58 CFLAGS_REMOVE_$(AMDDALPATH)/dc/calcs/dcn_calc_math.o := $(calcs_rcflags)
  59
  60 BW_CALCS = dce_calcs.o bw_fixed.o custom_float.o
  61
  62 ifdef CONFIG_DRM_AMD_DC_DCN
  63 BW_CALCS += dcn_calcs.o dcn_calc_math.o dcn_calc_auto.o
  64 endif
  65
  66 AMD_DAL_BW_CALCS = $(addprefix $(AMDDALPATH)/dc/calcs/,$(BW_CALCS))
  67
  68 AMD_DISPLAY_FILES += $(AMD_DAL_BW_CALCS)