Commit 360cd081 authored by Likun Gao's avatar Likun Gao Committed by Alex Deucher

drm/amdgpu: adjust the sequence to check soft reset

1.Drop soft reset check when do should recover gpu check.
  (As it will skip gpu reset operation if some ip is hang but
   not support soft reset)
2.Check soft reset status before do soft reset when pre asic reset.
  a. If check soft reset return true, it means: some ip is hang and
     it also support soft reset, will try soft reset first.
  b. If check soft reset return false, it means:
       I.  All the ip are not hang, will skip gpu reset.
       II. Some ip is hang but not support soft reset, will skip soft
           reset and retry with full reset later.
Signed-off-by: default avatarLikun Gao <Likun.Gao@amd.com>
Reviewed-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 1f9d1ff1
......@@ -4602,11 +4602,6 @@ bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev)
if (!amdgpu_ras_is_poison_mode_supported(adev))
return true;
if (!amdgpu_device_ip_check_soft_reset(adev)) {
dev_info(adev->dev,"Timeout, but no hardware hang detected.\n");
return false;
}
if (amdgpu_sriov_vf(adev))
return true;
......@@ -4731,7 +4726,8 @@ int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev,
if (!need_full_reset)
need_full_reset = amdgpu_device_ip_need_full_reset(adev);
if (!need_full_reset && amdgpu_gpu_recovery) {
if (!need_full_reset && amdgpu_gpu_recovery &&
amdgpu_device_ip_check_soft_reset(adev)) {
amdgpu_device_ip_pre_soft_reset(adev);
r = amdgpu_device_ip_soft_reset(adev);
amdgpu_device_ip_post_soft_reset(adev);
......
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