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authorShirish S <shirish.s@amd.com>2020-01-27 16:35:24 +0530
committerAlex Deucher <alexander.deucher@amd.com>2020-02-25 11:01:26 -0500
commitc2ecd79bec4ecc7f4fa52d91ea9bd3d69e3f54d5 (patch)
treeb07fa7bd83cb7780968b2742af9647e3340c88d8 /drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
parent91aeda1811665a4ed781e7882912ef129e1705fa (diff)
amdgpu/gmc_v9: save/restore sdpif regs during S3
fixes S3 issue with IOMMU + S/G enabled @ 64M VRAM. Suggested-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Shirish S <shirish.s@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
index d3c27a3c43f6..7546da0cc70c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
@@ -195,6 +195,7 @@ struct amdgpu_gmc {
uint32_t srbm_soft_reset;
bool prt_warning;
uint64_t stolen_size;
+ uint32_t sdpif_register;
/* apertures */
u64 shared_aperture_start;
u64 shared_aperture_end;