提交 d711e139 编写于 作者: C Christian König 提交者: Alex Deucher

drm/amdgpu: handle multi level PD in the LRU

Move all levels to the end after command submission.
Signed-off-by: NChristian König <christian.koenig@amd.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>
上级 670fecc8
......@@ -201,28 +201,46 @@ int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm,
}
/**
* amdgpu_vm_move_pt_bos_in_lru - move the PT BOs to the LRU tail
* amdgpu_vm_move_level_in_lru - move one level of PT BOs to the LRU tail
*
* @adev: amdgpu device instance
* @vm: vm providing the BOs
*
* Move the PT BOs to the tail of the LRU.
*/
void amdgpu_vm_move_pt_bos_in_lru(struct amdgpu_device *adev,
struct amdgpu_vm *vm)
static void amdgpu_vm_move_level_in_lru(struct amdgpu_vm_pt *parent)
{
struct ttm_bo_global *glob = adev->mman.bdev.glob;
unsigned i;
spin_lock(&glob->lru_lock);
for (i = 0; i <= vm->root.last_entry_used; ++i) {
struct amdgpu_bo *bo = vm->root.entries[i].bo;
if (!parent->entries)
return;
if (!bo)
for (i = 0; i <= parent->last_entry_used; ++i) {
struct amdgpu_vm_pt *entry = &parent->entries[i];
if (!entry->bo)
continue;
ttm_bo_move_to_lru_tail(&bo->tbo);
ttm_bo_move_to_lru_tail(&entry->bo->tbo);
amdgpu_vm_move_level_in_lru(entry);
}
}
/**
* amdgpu_vm_move_pt_bos_in_lru - move the PT BOs to the LRU tail
*
* @adev: amdgpu device instance
* @vm: vm providing the BOs
*
* Move the PT BOs to the tail of the LRU.
*/
void amdgpu_vm_move_pt_bos_in_lru(struct amdgpu_device *adev,
struct amdgpu_vm *vm)
{
struct ttm_bo_global *glob = adev->mman.bdev.glob;
spin_lock(&glob->lru_lock);
amdgpu_vm_move_level_in_lru(&vm->root);
spin_unlock(&glob->lru_lock);
}
......
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