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authorDaniel Kolesa <daniel@octaforge.org>2020-08-08 22:44:58 +0200
committerAlex Deucher <alexander.deucher@amd.com>2020-08-10 17:26:53 -0400
commitc38d444e44badc557cf29fdfdfb823604890ccfa (patch)
tree85f4e091a156b787cca909edc6e6b732263ccccf /drivers/gpu/drm/amd/display/dc/dsc/Makefile
parentdrm/amdgpu/display: use GFP_ATOMIC in dcn20_validate_bandwidth_internal (diff)
downloadlinux-dev-c38d444e44badc557cf29fdfdfb823604890ccfa.tar.xz
linux-dev-c38d444e44badc557cf29fdfdfb823604890ccfa.zip
drm/amd/display: add DCN support for aarch64
This adds ARM64 support into the DCN. This mainly enables support for Navi graphics cards. The dcn10 changes haven't been tested, since I don't have the relevant hardware available, but there is no way to conditionally disable them, so I've done them anyway. Signed-off-by: Daniel Kolesa <daniel@octaforge.org> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dsc/Makefile')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dsc/Makefile5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dsc/Makefile b/drivers/gpu/drm/amd/display/dc/dsc/Makefile
index ea29cf95d470..f2624a1156e5 100644
--- a/drivers/gpu/drm/amd/display/dc/dsc/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/dsc/Makefile
@@ -10,6 +10,10 @@ ifdef CONFIG_PPC64
dsc_ccflags := -mhard-float -maltivec
endif
+ifdef CONFIG_ARM64
+dsc_rcflags := -mgeneral-regs-only
+endif
+
ifdef CONFIG_CC_IS_GCC
ifeq ($(call cc-ifversion, -lt, 0701, y), y)
IS_OLD_GCC = 1
@@ -28,6 +32,7 @@ endif
endif
CFLAGS_$(AMDDALPATH)/dc/dsc/rc_calc.o := $(dsc_ccflags)
+CFLAGS_REMOVE_$(AMDDALPATH)/dc/dsc/rc_calc.o := $(dsc_rcflags)
DSC = dc_dsc.o rc_calc.o rc_calc_dpi.o