diff options
| author | Prike Liang <Prike.Liang@amd.com> | 2019-09-11 13:15:17 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-09-16 10:16:07 -0500 |
| commit | a90a24d581a919834b75758982ef3117020c0969 (patch) | |
| tree | 90c5d55929f99d10445d02452491a631625db037 /drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | |
| parent | b05b69036f7499d7f3cb52554f3e3dad9fefe00c (diff) | |
| download | lwn-a90a24d581a919834b75758982ef3117020c0969.tar.gz lwn-a90a24d581a919834b75758982ef3117020c0969.zip | |
drm/amd/amdgpu: power up sdma engine when S3 resume back
The sdma_v4 should be ungated when the IP resume back,
otherwise it will hang up and resume time out error.
Signed-off-by: Prike Liang <Prike.Liang@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c index c3635c477bd1..265b9c01a763 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c @@ -1804,8 +1804,9 @@ static int sdma_v4_0_hw_init(void *handle) int r; struct amdgpu_device *adev = (struct amdgpu_device *)handle; - if (adev->asic_type == CHIP_RAVEN && adev->powerplay.pp_funcs && - adev->powerplay.pp_funcs->set_powergating_by_smu) + if ((adev->asic_type == CHIP_RAVEN && adev->powerplay.pp_funcs && + adev->powerplay.pp_funcs->set_powergating_by_smu) || + adev->asic_type == CHIP_RENOIR) amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_SDMA, false); if (!amdgpu_sriov_vf(adev)) @@ -1832,8 +1833,9 @@ static int sdma_v4_0_hw_fini(void *handle) sdma_v4_0_ctx_switch_enable(adev, false); sdma_v4_0_enable(adev, false); - if (adev->asic_type == CHIP_RAVEN && adev->powerplay.pp_funcs - && adev->powerplay.pp_funcs->set_powergating_by_smu) + if ((adev->asic_type == CHIP_RAVEN && adev->powerplay.pp_funcs + && adev->powerplay.pp_funcs->set_powergating_by_smu) || + adev->asic_type == CHIP_RENOIR) amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_SDMA, true); return 0; |