drm/amdgpu: link all shadow bo V2
V2:
1. use mutex instead of spinlock for shadow list, since its process could
sleep.
2. move list_del to bo destroy phase.
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 21f4b74..76fd2de 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1550,6 +1550,9 @@
spin_lock_init(&adev->gc_cac_idx_lock);
spin_lock_init(&adev->audio_endpt_idx_lock);
+ INIT_LIST_HEAD(&adev->shadow_list);
+ mutex_init(&adev->shadow_list_lock);
+
adev->rmmio_base = pci_resource_start(adev->pdev, 5);
adev->rmmio_size = pci_resource_len(adev->pdev, 5);
adev->rmmio = ioremap(adev->rmmio_base, adev->rmmio_size);