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drm/amdgpu: Disable DPC for XGMI for now.

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XGMI support is more complicated than single device support as
questions of synchronization between the device recovering from
PCI error and other members of the hive are required.
Leaving this for next round.

Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Andrey Grodzovsky 2020-08-24 14:41:56 -04:00 committed by Alex Deucher
parent 7ac71382e9
commit 6894305c97
1 changed files with 5 additions and 0 deletions
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5
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@ -4783,6 +4783,11 @@ pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev, pci_channel_sta
DRM_INFO("PCI error: detected callback, state(%d)!!\n", state);
if (adev->gmc.xgmi.num_physical_nodes > 1) {
DRM_WARN("No support for XGMI hive yet...");
return PCI_ERS_RESULT_DISCONNECT;
}
switch (state) {
case pci_channel_io_normal:
return PCI_ERS_RESULT_CAN_RECOVER;