From 0979c49841895490016e54d4f58ab9116fe171a6 Mon Sep 17 00:00:00 2001 From: James Zhu Date: Tue, 9 Oct 2018 16:48:29 -0400 Subject: [PATCH 5565/5725] drm/amdgpu/vcn:Add SPG mode Register XX check Add Static Power Gate mode Register XX check Signed-off-by: James Zhu Acked-by: Leo Liu Acked-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c index b8b2974..78860f4 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); -- 2.7.4