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authorAlex Deucher <alexander.deucher@amd.com>2020-11-02 16:18:09 -0500
committerAlex Deucher <alexander.deucher@amd.com>2020-11-04 17:11:43 -0500
commit582e2ce5b4ece37055c6ebe58ab48a4817d30b10 (patch)
tree2bf20b5d8a1019b04f76df829ac8c56c80926043 /drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile
parent20f2ffe504728612d7b0c34e4f8280e34251e704 (diff)
drm/amdgpu/display: FP fixes for DCN3.x (v4)
Add proper FP_START/END handling and adjust Makefiles per previous asics. v2: fix up harder. v3: fix clkmgr Makefile for dcn30 v4: fix old gcc handling is only required for x86 Build-tested-by: Nathan Chancellor <natechancellor@gmail.com> Reviewed-by: Harry Wentland <harry.wentland@amd.com> (v1) Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> (v1) Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile')
-rw-r--r--drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile26
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile b/drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile
index facc8b970300..d59b380e7b7f 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile
@@ -119,6 +119,19 @@ AMD_DISPLAY_FILES += $(AMD_DAL_CLK_MGR_DCN21)
###############################################################################
CLK_MGR_DCN30 = dcn30_clk_mgr.o dcn30_clk_mgr_smu_msg.o
+# prevent build errors regarding soft-float vs hard-float FP ABI tags
+# this code is currently unused on ppc64, as it applies to VanGogh APUs only
+ifdef CONFIG_PPC64
+CFLAGS_$(AMDDALPATH)/dc/clk_mgr/dcn30/dcn30_clk_mgr.o := $(call cc-option,-mno-gnu-attribute)
+endif
+
+# prevent build errors:
+# ...: '-mgeneral-regs-only' is incompatible with the use of floating-point types
+# this file is unused on arm64, just like on ppc64
+ifdef CONFIG_ARM64
+CFLAGS_REMOVE_$(AMDDALPATH)/dc/clk_mgr/dcn30/dcn30_clk_mgr.o := -mgeneral-regs-only
+endif
+
AMD_DAL_CLK_MGR_DCN30 = $(addprefix $(AMDDALPATH)/dc/clk_mgr/dcn30/,$(CLK_MGR_DCN30))
AMD_DISPLAY_FILES += $(AMD_DAL_CLK_MGR_DCN30)
@@ -127,6 +140,19 @@ AMD_DISPLAY_FILES += $(AMD_DAL_CLK_MGR_DCN30)
###############################################################################
CLK_MGR_DCN301 = vg_clk_mgr.o dcn301_smu.o
+# prevent build errors regarding soft-float vs hard-float FP ABI tags
+# this code is currently unused on ppc64, as it applies to VanGogh APUs only
+ifdef CONFIG_PPC64
+CFLAGS_$(AMDDALPATH)/dc/clk_mgr/dcn301/vg_clk_mgr.o := $(call cc-option,-mno-gnu-attribute)
+endif
+
+# prevent build errors:
+# ...: '-mgeneral-regs-only' is incompatible with the use of floating-point types
+# this file is unused on arm64, just like on ppc64
+ifdef CONFIG_ARM64
+CFLAGS_REMOVE_$(AMDDALPATH)/dc/clk_mgr/dcn301/vg_clk_mgr.o := -mgeneral-regs-only
+endif
+
AMD_DAL_CLK_MGR_DCN301 = $(addprefix $(AMDDALPATH)/dc/clk_mgr/dcn301/,$(CLK_MGR_DCN301))
AMD_DISPLAY_FILES += $(AMD_DAL_CLK_MGR_DCN301)