diff options
| author | Christian König <christian.koenig@amd.com> | 2018-04-19 15:01:12 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-05-24 10:07:54 -0500 |
| commit | 806f043f0253a76248c554ce9f7303bc25e43314 (patch) | |
| tree | 7f556458994bd66b47ab85044b3c6e6884cac45b /drivers/gpu | |
| parent | 862b8c5762e4e2324d18c881ce86062af72b2063 (diff) | |
| download | linux-806f043f0253a76248c554ce9f7303bc25e43314.tar.bz2 | |
drm/amdgpu: move VM BOs on LRU again
Move all BOs belonging to a VM on the LRU with every submission.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 28 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 3 |
2 files changed, 26 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index f5dee4c6757c..ccba88cc8c54 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -251,6 +251,19 @@ int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm, } } + spin_lock(&glob->lru_lock); + list_for_each_entry(bo_base, &vm->idle, vm_status) { + struct amdgpu_bo *bo = bo_base->bo; + + if (!bo->parent) + continue; + + ttm_bo_move_to_lru_tail(&bo->tbo); + if (bo->shadow) + ttm_bo_move_to_lru_tail(&bo->shadow->tbo); + } + spin_unlock(&glob->lru_lock); + return r; } @@ -965,7 +978,7 @@ restart: struct amdgpu_vm_bo_base, vm_status); bo_base->moved = false; - list_del_init(&bo_base->vm_status); + list_move(&bo_base->vm_status, &vm->idle); bo = bo_base->bo->parent; if (!bo) @@ -1571,10 +1584,14 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, * the evicted list so that it gets validated again on the * next command submission. */ - if (bo && bo->tbo.resv == vm->root.base.bo->tbo.resv && - !(bo->preferred_domains & - amdgpu_mem_type_to_domain(bo->tbo.mem.mem_type))) - list_add_tail(&bo_va->base.vm_status, &vm->evicted); + if (bo && bo->tbo.resv == vm->root.base.bo->tbo.resv) { + uint32_t mem_type = bo->tbo.mem.mem_type; + + if (!(bo->preferred_domains & amdgpu_mem_type_to_domain(mem_type))) + list_add_tail(&bo_va->base.vm_status, &vm->evicted); + else + list_add(&bo_va->base.vm_status, &vm->idle); + } list_splice_init(&bo_va->invalids, &bo_va->valids); bo_va->cleared = clear; @@ -2368,6 +2385,7 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm, INIT_LIST_HEAD(&vm->relocated); spin_lock_init(&vm->moved_lock); INIT_LIST_HEAD(&vm->moved); + INIT_LIST_HEAD(&vm->idle); INIT_LIST_HEAD(&vm->freed); /* create scheduler entity for page table updates */ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h index 0196b9a782f2..061b99a18cb8 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h @@ -178,6 +178,9 @@ struct amdgpu_vm { struct list_head moved; spinlock_t moved_lock; + /* All BOs of this VM not currently in the state machine */ + struct list_head idle; + /* BO mappings freed, but not yet updated in the PT */ struct list_head freed; |