diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h index 447ed6e7e586..d68f39b4e5e7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h @@ -126,7 +126,7 @@ struct amdgpu_vm_pt { struct amdgpu_vm { /* tree of virtual addresses mapped */ - struct rb_root va; + struct rb_root_cached va; /* protecting invalidated */ spinlock_t status_lock; @@ -165,8 +165,11 @@ struct amdgpu_vm { /* Flag to indicate ATS support from PTE for GFX9 */ bool pte_support_ats; - /* Up to 128 pending page faults */ + /* Up to 128 pending retry page faults */ DECLARE_KFIFO(faults, u64, 128); + + /* Limit non-retry fault storms */ + unsigned int fault_credit; }; struct amdgpu_vm_id { @@ -244,6 +247,8 @@ void amdgpu_vm_manager_fini(struct amdgpu_device *adev); int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm, int vm_context, unsigned int pasid); void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm); +bool amdgpu_vm_pasid_fault_credit(struct amdgpu_device *adev, + unsigned int pasid); void amdgpu_vm_get_pd_bo(struct amdgpu_vm *vm, struct list_head *validated, struct amdgpu_bo_list_entry *entry); |