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| author | Christian König <christian.koenig@amd.com> | 2016-10-12 14:46:26 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-03-29 23:55:24 -0400 |
| commit | 67003a15b736988bcb0c5f871be353d702a862ba (patch) | |
| tree | 4e5bd94dd90fafc737feca291ef9f316f41bd65c /drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | |
| parent | 8437a097fe604c81a0fda71017837d0f7e7df8b0 (diff) | |
| download | lwn-67003a15b736988bcb0c5f871be353d702a862ba.tar.gz lwn-67003a15b736988bcb0c5f871be353d702a862ba.zip | |
drm/amdgpu: generalize page table level
No functional change, but the base for multi level page tables.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h index e56df942af8e..6c8380d89148 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h @@ -79,6 +79,10 @@ struct amdgpu_bo_list_entry; struct amdgpu_vm_pt { struct amdgpu_bo *bo; uint64_t addr; + + /* array of page tables, one for each directory entry */ + struct amdgpu_vm_pt *entries; + unsigned last_entry_used; }; struct amdgpu_vm { @@ -98,14 +102,10 @@ struct amdgpu_vm { struct list_head freed; /* contains the page directory */ - struct amdgpu_bo *page_directory; - unsigned max_pde_used; + struct amdgpu_vm_pt root; struct dma_fence *last_dir_update; uint64_t last_eviction_counter; - /* array of page tables, one for each page directory entry */ - struct amdgpu_vm_pt *page_tables; - /* for id and flush management per ring */ struct amdgpu_vm_id *ids[AMDGPU_MAX_RINGS]; |