[PATCH] drm/amdgpu: Init GFX10_ADDR_CONFIG for VCN v3 in DPG mode.
Bas Nieuwenhuizen
bas at basnieuwenhuizen.nl
Wed May 5 01:27:49 UTC 2021
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")
Signed-off-by: Bas Nieuwenhuizen <bas at basnieuwenhuizen.nl>
---
drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
index 3f15bf34123a..cf165ab5dd26 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
@@ -589,6 +589,10 @@ static void vcn_v3_0_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx
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)
--
2.31.1
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