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drm/amdgpu: add the lost mutex_init back 

Initialize notifier_lock.

Bug: https://gitlab.freedesktop.org/drm/amd/issues/1016
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: xinhui pan <xinhui.pan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Pan, Xinhui 2020-01-16 06:09:41 +00:00 committed by Alex Deucher
parent 31635887cb
commit bd05221123
1 changed files with 1 additions and 0 deletions
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1
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@ -2848,6 +2848,7 @@ int amdgpu_device_init(struct amdgpu_device *adev,
hash_init(adev->mn_hash);
mutex_init(&adev->lock_reset);
mutex_init(&adev->psp.mutex);
mutex_init(&adev->notifier_lock);
r = amdgpu_device_check_arguments(adev);
if (r)