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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h23
1 files changed, 17 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
index 6f085f0b4ef3..9c85d494f2a2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
@@ -111,11 +111,14 @@ struct amdgpu_mem_stats;
/* Reserve 4MB VRAM for page tables */
#define AMDGPU_VM_RESERVED_VRAM (8ULL << 20)
-/* max number of VMHUB */
-#define AMDGPU_MAX_VMHUBS 3
-#define AMDGPU_GFXHUB_0 0
-#define AMDGPU_MMHUB_0 1
-#define AMDGPU_MMHUB_1 2
+/*
+ * max number of VMHUB
+ * 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)
/* Reserve 2MB at top/bottom of address space for kernel use */
#define AMDGPU_VA_RESERVED_SIZE (2ULL << 20)
@@ -292,6 +295,9 @@ struct amdgpu_vm {
atomic64_t tlb_seq;
struct dma_fence *last_tlb_flush;
+ /* How many times we had to re-generate the page tables */
+ uint64_t generation;
+
/* Last unlocked submission to the scheduler entities */
struct dma_fence *last_unlocked;
@@ -326,6 +332,9 @@ struct amdgpu_vm {
struct ttm_lru_bulk_move lru_bulk_move;
/* Flag to indicate if VM is used for compute */
bool is_compute_context;
+
+ /* Memory partition number, -1 means any partition */
+ int8_t mem_id;
};
struct amdgpu_vm_manager {
@@ -391,6 +400,7 @@ void amdgpu_vm_get_pd_bo(struct amdgpu_vm *vm,
struct list_head *validated,
struct amdgpu_bo_list_entry *entry);
bool amdgpu_vm_ready(struct amdgpu_vm *vm);
+uint64_t amdgpu_vm_generation(struct amdgpu_device *adev, struct amdgpu_vm *vm);
int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm,
int (*callback)(void *p, struct amdgpu_bo *bo),
void *param);
@@ -452,7 +462,8 @@ void amdgpu_vm_check_compute_bug(struct amdgpu_device *adev);
void amdgpu_vm_get_task_info(struct amdgpu_device *adev, u32 pasid,
struct amdgpu_task_info *task_info);
bool amdgpu_vm_handle_fault(struct amdgpu_device *adev, u32 pasid,
- uint64_t addr, bool write_fault);
+ u32 vmid, u32 node_id, uint64_t addr,
+ bool write_fault);
void amdgpu_vm_set_task_info(struct amdgpu_vm *vm);