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drm/amdgpu: do not create ras debugfs/sysfs node for ASICs that don't have ras ability 

driver shouldn't init any ras debugfs/sysfs node for ASICs that don't have ras
hardware ability

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Hawking Zhang 2019-07-18 12:49:15 +08:00 committed by Alex Deucher
parent 23d66e75d7
commit 5f872b723a
1 changed files with 6 additions and 0 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
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@ -1557,6 +1557,12 @@ int amdgpu_ras_init(struct amdgpu_device *adev)
amdgpu_ras_check_supported(adev, &con->hw_supported, amdgpu_ras_check_supported(adev, &con->hw_supported,
&con->supported); &con->supported);
if (!con->hw_supported) {
amdgpu_ras_set_context(adev, NULL);
kfree(con);
return 0;
}
con->features = 0; con->features = 0;
INIT_LIST_HEAD(&con->head); INIT_LIST_HEAD(&con->head);
/* Might need get this flag from vbios. */ /* Might need get this flag from vbios. */