[PATCH 3/7] drm/amdgpu: use amdgpu_bo_vm for vm code

[Nirmoy Das <nirmoy.das@xxxxxxx>]

Use amdgpu_bo_vm for BO for PT/PD.

Signed-off-by: Nirmoy Das <nirmoy.das@xxxxxxx>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 43 ++++++++++++++------------
 1 file changed, 24 insertions(+), 19 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 55991f393481..1ac0293e5123 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -863,9 +863,10 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev,
 static int amdgpu_vm_pt_create(struct amdgpu_device *adev,
 			       struct amdgpu_vm *vm,
 			       int level, bool immediate,
-			       struct amdgpu_bo **bo)
+			       struct amdgpu_bo_vm **vmbo)
 {
 	struct amdgpu_bo_param bp;
+	struct amdgpu_bo *bo;
 	int r;
 
 	memset(&bp, 0, sizeof(bp));
@@ -876,7 +877,7 @@ static int amdgpu_vm_pt_create(struct amdgpu_device *adev,
 	bp.domain = amdgpu_bo_get_preferred_pin_domain(adev, bp.domain);
 	bp.flags = AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS |
 		AMDGPU_GEM_CREATE_CPU_GTT_USWC;
-	bp.bo_ptr_size = sizeof(struct amdgpu_bo);
+	bp.bo_ptr_size = sizeof(struct amdgpu_bo_vm);
 	if (vm->use_cpu_for_update)
 		bp.flags |= AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED;
 
@@ -885,23 +886,24 @@ static int amdgpu_vm_pt_create(struct amdgpu_device *adev,
 	if (vm->root.base.bo)
 		bp.resv = vm->root.base.bo->tbo.base.resv;
 
-	r = amdgpu_bo_create(adev, &bp, bo);
+	r = amdgpu_bo_create_vm(adev, &bp, vmbo);
 	if (r)
 		return r;
 
+	bo = &(*vmbo)->bo;
 	if (vm->is_compute_context && (adev->flags & AMD_IS_APU))
 		return 0;
 
 	if (!bp.resv)
-		WARN_ON(dma_resv_lock((*bo)->tbo.base.resv,
+		WARN_ON(dma_resv_lock(bo->tbo.base.resv,
 				      NULL));
-	r = amdgpu_bo_create_shadow(adev, bp.size, *bo);
+	r = amdgpu_bo_create_shadow(adev, bp.size, bo);
 
 	if (!bp.resv)
-		dma_resv_unlock((*bo)->tbo.base.resv);
+		dma_resv_unlock(bo->tbo.base.resv);
 
 	if (r) {
-		amdgpu_bo_unref(bo);
+		amdgpu_bo_unref(&bo);
 		return r;
 	}
 
@@ -928,7 +930,8 @@ static int amdgpu_vm_alloc_pts(struct amdgpu_device *adev,
 			       bool immediate)
 {
 	struct amdgpu_vm_pt *entry = cursor->entry;
-	struct amdgpu_bo *pt;
+	struct amdgpu_bo *pt_bo;
+	struct amdgpu_bo_vm *pt;
 	int r;
 
 	if (cursor->level < AMDGPU_VM_PTB && !entry->entries) {
@@ -952,18 +955,19 @@ static int amdgpu_vm_alloc_pts(struct amdgpu_device *adev,
 	/* Keep a reference to the root directory to avoid
 	 * freeing them up in the wrong order.
 	 */
-	pt->parent = amdgpu_bo_ref(cursor->parent->base.bo);
-	amdgpu_vm_bo_base_init(&entry->base, vm, pt);
+	pt_bo = &pt->bo;
+	pt_bo->parent = amdgpu_bo_ref(cursor->parent->base.bo);
+	amdgpu_vm_bo_base_init(&entry->base, vm, pt_bo);
 
-	r = amdgpu_vm_clear_bo(adev, vm, pt, immediate);
+	r = amdgpu_vm_clear_bo(adev, vm, pt_bo, immediate);
 	if (r)
 		goto error_free_pt;
 
 	return 0;
 
 error_free_pt:
-	amdgpu_bo_unref(&pt->shadow);
-	amdgpu_bo_unref(&pt);
+	amdgpu_bo_unref(&pt_bo->shadow);
+	amdgpu_bo_unref(&pt_bo);
 	return r;
 }
 
@@ -2837,7 +2841,8 @@ long amdgpu_vm_wait_idle(struct amdgpu_vm *vm, long timeout)
  */
 int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm, u32 pasid)
 {
-	struct amdgpu_bo *root;
+	struct amdgpu_bo *root_bo;
+	struct amdgpu_bo_vm *root;
 	int r, i;
 
 	vm->va = RB_ROOT_CACHED;
@@ -2891,18 +2896,18 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm, u32 pasid)
 				false, &root);
 	if (r)
 		goto error_free_delayed;
-
-	r = amdgpu_bo_reserve(root, true);
+	root_bo = &root->bo;
+	r = amdgpu_bo_reserve(root_bo, true);
 	if (r)
 		goto error_free_root;
 
-	r = dma_resv_reserve_shared(root->tbo.base.resv, 1);
+	r = dma_resv_reserve_shared(root_bo->tbo.base.resv, 1);
 	if (r)
 		goto error_unreserve;
 
-	amdgpu_vm_bo_base_init(&vm->root.base, vm, root);
+	amdgpu_vm_bo_base_init(&vm->root.base, vm, root_bo);
 
-	r = amdgpu_vm_clear_bo(adev, vm, root, false);
+	r = amdgpu_vm_clear_bo(adev, vm, root_bo, false);
 	if (r)
 		goto error_unreserve;
 
-- 
2.31.1

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