drm/amdgpu: remove old lockup detection infrastructure

It didn't worked to well anyway.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>

1 files changed, 0 insertions, 6 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 901a460b2c55..28c9ee334dd7 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1816,12 +1816,6 @@ int amdgpu_gpu_reset(struct amdgpu_device *adev)
 
         down_write(&adev->exclusive_lock);
 
-        if (!adev->needs_reset) {
-                up_write(&adev->exclusive_lock);
-                return 0;
-        }
-
-        adev->needs_reset = false;
         atomic_inc(&adev->gpu_reset_counter);
 
         /* block TTM */