drm/amdgpu: abstract bo_base init function

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 1c00f1a..71dcdef 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -94,6 +94,36 @@ struct amdgpu_prt_cb {
        struct dma_fence_cb cb;
 };
 
+static void amdgpu_vm_bo_base_init(struct amdgpu_vm_bo_base *base,
+                                  struct amdgpu_vm *vm,
+                                  struct amdgpu_bo *bo)
+{
+       base->vm = vm;
+       base->bo = bo;
+       INIT_LIST_HEAD(&base->bo_list);
+       INIT_LIST_HEAD(&base->vm_status);
+
+       if (!bo)
+               return;
+       list_add_tail(&base->bo_list, &bo->va);
+
+       if (bo->tbo.resv != vm->root.base.bo->tbo.resv)
+               return;
+
+       if (bo->preferred_domains &
+           amdgpu_mem_type_to_domain(bo->tbo.mem.mem_type))
+               return;
+
+       /*
+        * we checked all the prerequisites, but it looks like this per vm bo
+        * is currently evicted. add the bo to the evicted list to make sure it
+        * is validated on next vm use to avoid fault.
+        * */
+       spin_lock(&vm->status_lock);
+       list_move_tail(&base->vm_status, &vm->evicted);
+       spin_unlock(&vm->status_lock);
+}
+
 /**
  * amdgpu_vm_level_shift - return the addr shift for each level
  *
@@ -446,11 +476,9 @@ static int amdgpu_vm_alloc_levels(struct amdgpu_device *adev,
                        */
                        pt->parent = amdgpu_bo_ref(parent->base.bo);
 
-                       entry->base.vm = vm;
-                       entry->base.bo = pt;
-                       list_add_tail(&entry->base.bo_list, &pt->va);
+                       amdgpu_vm_bo_base_init(&entry->base, vm, pt);
                        spin_lock(&vm->status_lock);
-                       list_add(&entry->base.vm_status, &vm->relocated);
+                       list_move(&entry->base.vm_status, &vm->relocated);
                        spin_unlock(&vm->status_lock);
                }
 
@@ -1841,36 +1869,12 @@ struct amdgpu_bo_va *amdgpu_vm_bo_add(struct amdgpu_device *adev,
        if (bo_va == NULL) {
                return NULL;
        }
-       bo_va->base.vm = vm;
-       bo_va->base.bo = bo;
-       INIT_LIST_HEAD(&bo_va->base.bo_list);
-       INIT_LIST_HEAD(&bo_va->base.vm_status);
+       amdgpu_vm_bo_base_init(&bo_va->base, vm, bo);
 
        bo_va->ref_count = 1;
        INIT_LIST_HEAD(&bo_va->valids);
        INIT_LIST_HEAD(&bo_va->invalids);
 
-       if (!bo)
-               return bo_va;
-
-       list_add_tail(&bo_va->base.bo_list, &bo->va);
-
-       if (bo->tbo.resv != vm->root.base.bo->tbo.resv)
-               return bo_va;
-
-       if (bo->preferred_domains &
-           amdgpu_mem_type_to_domain(bo->tbo.mem.mem_type))
-               return bo_va;
-
-       /*
-        * We checked all the prerequisites, but it looks like this per VM BO
-        * is currently evicted. add the BO to the evicted list to make sure it
-        * is validated on next VM use to avoid fault.
-        * */
-       spin_lock(&vm->status_lock);
-       list_move_tail(&bo_va->base.vm_status, &vm->evicted);
-       spin_unlock(&vm->status_lock);
-
        return bo_va;
 }
 
@@ -2370,6 +2374,7 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm,
                   int vm_context, unsigned int pasid)
 {
        struct amdgpu_bo_param bp;
+       struct amdgpu_bo *root;
        const unsigned align = min(AMDGPU_VM_PTB_ALIGN_SIZE,
                AMDGPU_VM_PTE_COUNT(adev) * 8);
        unsigned ring_instance;
@@ -2431,23 +2436,21 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm,
        bp.flags = flags;
        bp.type = ttm_bo_type_kernel;
        bp.resv = NULL;
-       r = amdgpu_bo_create(adev, &bp, &vm->root.base.bo);
+       r = amdgpu_bo_create(adev, &bp, &root);
        if (r)
                goto error_free_sched_entity;
 
-       r = amdgpu_bo_reserve(vm->root.base.bo, true);
+       r = amdgpu_bo_reserve(root, true);
        if (r)
                goto error_free_root;
 
-       r = amdgpu_vm_clear_bo(adev, vm, vm->root.base.bo,
+       r = amdgpu_vm_clear_bo(adev, vm, root,
                               adev->vm_manager.root_level,
                               vm->pte_support_ats);
        if (r)
                goto error_unreserve;
 
-       vm->root.base.vm = vm;
-       list_add_tail(&vm->root.base.bo_list, &vm->root.base.bo->va);
-       list_add_tail(&vm->root.base.vm_status, &vm->evicted);
+       amdgpu_vm_bo_base_init(&vm->root.base, vm, root);
        amdgpu_bo_unreserve(vm->root.base.bo);
 
        if (pasid) {