| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.11 074/601] drm/amdgpu: Init GFX10_ADDR_CONFIG for VCN v3 in DPG mode. | Date | Wed, 12 May 2021 16:42:31 +0200 |
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From: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
commit 8bf073ca9235fe38d7b74a0b4e779cfa7cc70fc9 upstream.
Otherwise tiling modes that require the values form this field (In particular _*_X) would be corrupted upon video decode.
Copied from the VCN v2 code.
Fixes: 99541f392b4d ("drm/amdgpu: add mc resume DPG mode for VCN3.0") Reviewed-and-Tested by: Leo Liu <leo.liu@amd.com> Signed-off-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c | 4 ++++ 1 file changed, 4 insertions(+)
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c @@ -584,6 +584,10 @@ static void vcn_v3_0_mc_resume_dpg_mode( WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( VCN, inst_idx, mmUVD_VCPU_NONCACHE_SIZE0), AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)), 0, indirect); + + /* VCN global tiling registers */ + WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( + UVD, 0, mmUVD_GFX10_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect); } static void vcn_v3_0_disable_static_power_gating(struct amdgpu_device *adev, int inst)
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