diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h index 7873dfa8c0f9..447ed6e7e586 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h @@ -120,6 +120,10 @@ struct amdgpu_vm_pt { unsigned last_entry_used; }; +#define AMDGPU_VM_FAULT(pasid, addr) (((u64)(pasid) << 48) | (addr)) +#define AMDGPU_VM_FAULT_PASID(fault) ((u64)(fault) >> 48) +#define AMDGPU_VM_FAULT_ADDR(fault) ((u64)(fault) & 0xfffffffff000ULL) + struct amdgpu_vm { /* tree of virtual addresses mapped */ struct rb_root va; @@ -160,6 +164,9 @@ struct amdgpu_vm { /* Flag to indicate ATS support from PTE for GFX9 */ bool pte_support_ats; + + /* Up to 128 pending page faults */ + DECLARE_KFIFO(faults, u64, 128); }; struct amdgpu_vm_id { |