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authorJames Zhu <[email protected]>2018-10-09 16:48:29 -0400
committerAlex Deucher <[email protected]>2018-10-12 12:55:30 -0500
commit3d022a01fe369329adc859ab6f8e015340040905 (patch)
tree81e9de398e470f5d6633a9f5d28fab35a7cc82ad
parenta1584957ffe17a43fb6b6a825187bc01b4fa22bd (diff)
drm/amdgpu/vcn:Add SPG mode Register XX check
Add Static Power Gate mode Register XX check Signed-off-by: James Zhu <[email protected]> Acked-by: Leo Liu <[email protected]> Acked-by: Alex Deucher <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
-rw-r--r--drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
index 3275eaff6fba..afb174ffc1d0 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
@@ -840,6 +840,10 @@ static int vcn_v1_0_start_spg_mode(struct amdgpu_device *adev)
vcn_v1_0_mc_resume_spg_mode(adev);
+ WREG32_SOC15(UVD, 0, mmUVD_REG_XX_MASK, 0x10);
+ WREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK,
+ RREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK) | 0x3);
+
/* take all subblocks out of reset, except VCPU */
WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET,
UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);