On Thu, Feb 6, 2020 at 2:21 PM Daniel Kolesa <daniel@xxxxxxxxxxxxx> wrote: > > On PowerPC, the compiler will tag object files with whether they > use hard or soft float FP ABI and whether they use 64 or 128-bit > long double ABI. On systems with 64-bit long double ABI, a tag > will get emitted whenever a double is used, as on those systems > a long double is the same as a double. This will prevent linkage > as other files are being compiled with hard-float. > > On ppc64, this code will never actually get used for the time > being, as the only currently existing hardware using it are the > Renoir APUs. Therefore, until this is testable and can be fixed > properly, at least make sure the build will not fail. > > Signed-off-by: Daniel Kolesa <daniel@xxxxxxxxxxxxx> Applied. Thanks! Alex > --- > drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile b/drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile > index b864869..6fa7422 100644 > --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile > +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile > @@ -91,6 +91,12 @@ ifdef CONFIG_DRM_AMD_DC_DCN2_1 > ############################################################################### > CLK_MGR_DCN21 = rn_clk_mgr.o rn_clk_mgr_vbios_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 Renoir APUs only > +ifdef CONFIG_PPC64 > +CFLAGS_$(AMDDALPATH)/dc/clk_mgr/dcn21/rn_clk_mgr.o := $(call cc-option,-mno-gnu-attribute) > +endif > + > AMD_DAL_CLK_MGR_DCN21 = $(addprefix $(AMDDALPATH)/dc/clk_mgr/dcn21/,$(CLK_MGR_DCN21)) > > AMD_DISPLAY_FILES += $(AMD_DAL_CLK_MGR_DCN21) > -- > 2.25.0 > > _______________________________________________ > amd-gfx mailing list > amd-gfx@xxxxxxxxxxxxxxxxxxxxx > https://lists.freedesktop.org/mailman/listinfo/amd-gfx _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/amd-gfx
