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drm/amdgpu/vcn:Set VCPU busy after gate power during vcn SPG start 

Set VCPU busy after gate power during vcn Static Power Gate start

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 16:59:57 -04:00 committed by Alex Deucher
parent 3d904ee4c3
commit 10b66b2c65
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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@ -777,6 +777,10 @@ static int vcn_v1_0_start_spg_mode(struct amdgpu_device *adev)
lmi_swap_cntl = 0;
vcn_1_0_disable_static_power_gating(adev);
tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp);
/* disable clock gating */
vcn_v1_0_disable_clock_gating(adev);