diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h index 204ab13184ed..411d42fecfb6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h @@ -124,9 +124,16 @@ struct amdgpu_mem_stats; * layout: max 8 GFXHUB + 4 MMHUB0 + 1 MMHUB1 */ #define AMDGPU_MAX_VMHUBS 13 -#define AMDGPU_GFXHUB(x) (x) -#define AMDGPU_MMHUB0(x) (8 + x) -#define AMDGPU_MMHUB1(x) (8 + 4 + x) +#define AMDGPU_GFXHUB_START 0 +#define AMDGPU_MMHUB0_START 8 +#define AMDGPU_MMHUB1_START 12 +#define AMDGPU_GFXHUB(x) (AMDGPU_GFXHUB_START + (x)) +#define AMDGPU_MMHUB0(x) (AMDGPU_MMHUB0_START + (x)) +#define AMDGPU_MMHUB1(x) (AMDGPU_MMHUB1_START + (x)) + +#define AMDGPU_IS_GFXHUB(x) ((x) >= AMDGPU_GFXHUB_START && (x) < AMDGPU_MMHUB0_START) +#define AMDGPU_IS_MMHUB0(x) ((x) >= AMDGPU_MMHUB0_START && (x) < AMDGPU_MMHUB1_START) +#define AMDGPU_IS_MMHUB1(x) ((x) >= AMDGPU_MMHUB1_START && (x) < AMDGPU_MAX_VMHUBS) /* Reserve 2MB at top/bottom of address space for kernel use */ #define AMDGPU_VA_RESERVED_SIZE (2ULL << 20) @@ -252,6 +259,15 @@ struct amdgpu_vm_update_funcs { struct dma_fence **fence); }; +struct amdgpu_vm_fault_info { + /* fault address */ + uint64_t addr; + /* fault status register */ + uint32_t status; + /* which vmhub? gfxhub, mmhub, etc. */ + unsigned int vmhub; +}; + struct amdgpu_vm { /* tree of virtual addresses mapped */ struct rb_root_cached va; @@ -343,6 +359,9 @@ struct amdgpu_vm { /* Memory partition number, -1 means any partition */ int8_t mem_id; + + /* cached fault info */ + struct amdgpu_vm_fault_info fault_info; }; struct amdgpu_vm_manager { @@ -554,4 +573,10 @@ static inline void amdgpu_vm_eviction_unlock(struct amdgpu_vm *vm) mutex_unlock(&vm->eviction_lock); } +void amdgpu_vm_update_fault_cache(struct amdgpu_device *adev, + unsigned int pasid, + uint64_t addr, + uint32_t status, + unsigned int vmhub); + #endif |