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drm/amdgpu/vcn:Add SPG mode Register XX check

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Add Static Power Gate mode Register XX check

Signed-off-by: James Zhu <James.Zhu@amd.com>
Acked-by: Leo Liu <leo.liu@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
James Zhu 2018-10-09 16:48:29 -04:00 committed by Alex Deucher
parent a1584957ff
commit 3d022a01fe
1 changed files with 4 additions and 0 deletions
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4
drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
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@ -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);