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drm/amdgpu: Extend bus status check to more cases

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In case of unexpected errors, check if device is alive on the bus.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Asad Kamal <asad.kamal@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Lijo Lazar
2025-06-13 16:30:30 +05:30
committed by Alex Deucher
parent 167049012e
commit 04141c05f3
4 changed files with 30 additions and 7 deletions
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7
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@@ -6071,14 +6071,9 @@ static int amdgpu_device_health_check(struct list_head *device_list_handle)
{
struct amdgpu_device *tmp_adev;
int ret = 0;
u32 status;
list_for_each_entry(tmp_adev, device_list_handle, reset_list) {
pci_read_config_dword(tmp_adev->pdev, PCI_COMMAND, &status);
if (PCI_POSSIBLE_ERROR(status)) {
dev_err(tmp_adev->dev, "device lost from bus!");
ret = -ENODEV;
}
ret |= amdgpu_device_bus_status_check(tmp_adev);
}
return ret;