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drm/amdgpu: handle multi level PD updates V2

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Update all levels of the page directory.

V2:
a. sub level pdes always are written to incorrect place.
b. sub levels need to update regardless of parent updates.

Signed-off-by: Christian König <christian.koenig@amd.com> (V1)
Reviewed-by: Alex Deucher <alexander.deucher@amd.com> (V1)
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com> (V2)
Acked-by: Alex Deucher <alexander.deucher@amd.com> (V2)
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2016-10-12 15:13:52 +02:00
committed by Alex Deucher
parent d711e1398d
commit 194d216113
4 changed files with 68 additions and 37 deletions
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4
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
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@@ -192,8 +192,8 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
struct amdgpu_job *job);
int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job);
void amdgpu_vm_reset_id(struct amdgpu_device *adev, unsigned vm_id);
int amdgpu_vm_update_page_directory(struct amdgpu_device *adev,
struct amdgpu_vm *vm);
int amdgpu_vm_update_directories(struct amdgpu_device *adev,
struct amdgpu_vm *vm);
int amdgpu_vm_clear_freed(struct amdgpu_device *adev,
struct amdgpu_vm *vm,
struct dma_fence **fence);