Commit 2fbb84ff authored by Alex Deucher's avatar Alex Deucher

drm/amdgpu/display: fix CFLAGS setup for DCN30

Properly handle clang and older versions of gcc.

Fixes: e77165bf ("drm/amd/display: Add DCN3 blocks to Makefile")
Acked-by: default avatarNirmoy Das <nirmoy.das@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 884dcf3c
...@@ -31,9 +31,21 @@ DCN30 = dcn30_init.o dcn30_hubbub.o dcn30_hubp.o dcn30_dpp.o dcn30_optc.o \ ...@@ -31,9 +31,21 @@ DCN30 = dcn30_init.o dcn30_hubbub.o dcn30_hubp.o dcn30_dpp.o dcn30_optc.o \
dcn30_dio_link_encoder.o dcn30_resource.o dcn30_dio_link_encoder.o dcn30_resource.o
CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_optc.o := -mhard-float -msse -mpreferred-stack-boundary=4 ifdef CONFIG_X86
CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_resource.o := -mhard-float -msse CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_resource.o := -mhard-float -msse
CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_optc.o := -mhard-float -msse
endif
ifdef CONFIG_PPC64
CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_resource.o := -mhard-float -maltivec
CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_optc.o := -mhard-float -maltivec
endif
ifdef CONFIG_ARM64
CFLAGS_REMOVE_$(AMDDALPATH)/dc/dcn30/dcn30_resource.o := -mgeneral-regs-only
CFLAGS_REMOVE_$(AMDDALPATH)/dc/dcn30/dcn30_optc.o := -mgeneral-regs-only
endif
ifdef CONFIG_CC_IS_GCC ifdef CONFIG_CC_IS_GCC
ifeq ($(call cc-ifversion, -lt, 0701, y), y) ifeq ($(call cc-ifversion, -lt, 0701, y), y)
IS_OLD_GCC = 1 IS_OLD_GCC = 1
...@@ -45,8 +57,10 @@ ifdef IS_OLD_GCC ...@@ -45,8 +57,10 @@ ifdef IS_OLD_GCC
# GCC < 7.1 cannot compile code using `double` and -mpreferred-stack-boundary=3 # GCC < 7.1 cannot compile code using `double` and -mpreferred-stack-boundary=3
# (8B stack alignment). # (8B stack alignment).
CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_resource.o += -mpreferred-stack-boundary=4 CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_resource.o += -mpreferred-stack-boundary=4
CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_optc.o += -mpreferred-stack-boundary=4
else else
CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_resource.o += -msse2 CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_resource.o += -msse2
CFLAGS_$(AMDDALPATH)/dc/dcn30/dcn30_optc.o += -msse2
endif endif
AMD_DAL_DCN30 = $(addprefix $(AMDDALPATH)/dc/dcn30/,$(DCN30)) AMD_DAL_DCN30 = $(addprefix $(AMDDALPATH)/dc/dcn30/,$(DCN30))
......
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