Acked-by: Jordan Lazare <Jordan.Lazare at amd.com> -----Original Message----- From: amd-gfx [mailto:amd-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx] On Behalf Of Harry Wentland Sent: Friday, May 19, 2017 10:01 AM To: amd-gfx at lists.freedesktop.org Cc: Wentland, Harry <Harry.Wentland at amd.com>; Daenzer, Michel <Michel.Daenzer at amd.com>; Laktyushkin, Dmytro <Dmytro.Laktyushkin at amd.com>; Deucher, Alexander <Alexander.Deucher at amd.com>; Cheng, Tony <Tony.Cheng at amd.com>; Koenig, Christian <Christian.Koenig at amd.com> Subject: [PATCH] drm/amd/display: Limit DCN to x86 arch DCN bw calcs currently rely on the following gcc options: -mhard-float -msse -mpreferred-stack-boundary=4 We probably shouldn't allow building this on architectures other than x86. CC: Alex Deucher <Alexander.Deucher at amd.com> CC: Christian König <christian.koenig at amd.com> CC: Michel Dänzer <michel.daenzer at amd.com> CC: Tony Cheng <Tony.Cheng at amd.com> CC: Dmytro Laktyushkin <Dmytro.Laktyushkin at amd.com> Signed-off-by: Harry Wentland <harry.wentland at amd.com> --- Tested this change by running make menuconfig and make modules with ARCH=arm. Harry drivers/gpu/drm/amd/display/Kconfig | 2 +- drivers/gpu/drm/amd/display/dc/calcs/Makefile | 2 ++ 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/Kconfig b/drivers/gpu/drm/amd/display/Kconfig index 2b8d77cebe03..62ea9f600374 100644 --- a/drivers/gpu/drm/amd/display/Kconfig +++ b/drivers/gpu/drm/amd/display/Kconfig @@ -11,7 +11,7 @@ config DRM_AMD_DC config DRM_AMD_DC_DCN1_0 bool "DCN 1.0 Raven family" - depends on DRM_AMD_DC + depends on DRM_AMD_DC && X86 help Choose this option if you want to have RV family for display engine diff --git a/drivers/gpu/drm/amd/display/dc/calcs/Makefile b/drivers/gpu/drm/amd/display/dc/calcs/Makefile index a095472bf4b5..2e4ce0918c02 100644 --- a/drivers/gpu/drm/amd/display/dc/calcs/Makefile +++ b/drivers/gpu/drm/amd/display/dc/calcs/Makefile @@ -3,9 +3,11 @@ # It calculates Bandwidth and Watermarks values for HW programming # +ifeq ($(ARCH),x86) CFLAGS_dcn_calcs.o := -mhard-float -msse -mpreferred-stack-boundary=4 CFLAGS_dcn_calc_auto.o := -mhard-float -msse -mpreferred-stack-boundary=4 CFLAGS_dcn_calc_math.o := -mhard-float -msse -mpreferred-stack-boundary=4 +endif BW_CALCS = dce_calcs.o bw_fixed.o custom_float.o -- 2.11.0 _______________________________________________ amd-gfx mailing list amd-gfx at lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx
