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authorHawking Zhang <[email protected]>2019-07-18 12:49:15 +0800
committerAlex Deucher <[email protected]>2019-07-18 14:17:18 -0500
commit5f872b723a451a26ad0f1d29541df9de5d23529d (patch)
tree41968fbc94dce72d87b0e826e35045150af07b02
parent23d66e75d7c75f108754297f6eae77348a7cd544 (diff)
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 <[email protected]> Reviewed-by: Feifei Xu <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index 1a4412e47810..3a9ece450b31 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -1557,6 +1557,12 @@ int amdgpu_ras_init(struct amdgpu_device *adev)
amdgpu_ras_check_supported(adev, &con->hw_supported,
&con->supported);
+ if (!con->hw_supported) {
+ amdgpu_ras_set_context(adev, NULL);
+ kfree(con);
+ return 0;
+ }
+
con->features = 0;
INIT_LIST_HEAD(&con->head);
/* Might need get this flag from vbios. */