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| author | shaoyunl <shaoyun.liu@amd.com> | 2021-03-10 18:51:39 +0100 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-03-24 04:25:46 +0100 |
| commit | 3ae3a4ad831f98f6d0ab6b8fc0689be5c6f72406 (patch) | |
| tree | 5ef16a699c9f23dc61c2fe20977ce68163a7a171 /drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | |
| parent | drm/amd/pm: Add LightSBR SMU MSG support (diff) | |
| download | linux-3ae3a4ad831f98f6d0ab6b8fc0689be5c6f72406.tar.xz linux-3ae3a4ad831f98f6d0ab6b8fc0689be5c6f72406.zip | |
drm/amdgpu: Enable light SBR for SMU on passthrough and XGMI configuration
SMU introduce the new interface to enable light Secondary Bus Reset mode, driver
enable it on passthrough + XGMI configuration
Signed-off-by: shaoyunl <shaoyun.liu@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/amdgpu_device.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index a7cd238654eb..056314ac361c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -3615,6 +3615,10 @@ fence_driver_init: if (amdgpu_device_cache_pci_state(adev->pdev)) pci_restore_state(pdev); + /* Enable lightSBR on SMU in passthrough + xgmi configuration */ + if (amdgpu_passthrough(adev) && adev->gmc.xgmi.num_physical_nodes > 1) + smu_set_light_sbr(&adev->smu, true); + if (adev->gmc.xgmi.pending_reset) queue_delayed_work(system_wq, &mgpu_info.delayed_reset_work, msecs_to_jiffies(AMDGPU_RESUME_MS)); |