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Rev 4075 Rev 4112
Line 59... Line 59...
59 
	int ret;
 59 
	int ret;
Line 60... Line 60...
60 
 
 60 
 
61 
	lpfn = placement->lpfn;
 61 
	lpfn = placement->lpfn;
62 
	if (!lpfn)
 62 
	if (!lpfn)
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		lpfn = man->size;
 63 
		lpfn = man->size;
64 
	do {
 64 
 
65 
		ret = drm_mm_pre_get(mm);
 65 
	node = kzalloc(sizeof(*node), GFP_KERNEL);
66 
		if (unlikely(ret))
 66 
	if (!node)
Line 67... Line 67...
67 
			return ret;
 67 
		return -ENOMEM;
68 
 
 - 
 
69 
		spin_lock(&rman->lock);
 - 
 
70 
		node = drm_mm_search_free_in_range(mm,
 - 
 
71 
					mem->num_pages, mem->page_alignment,
 - 
 
72 
					placement->fpfn, lpfn, 1);
 - 
 
73 
		if (unlikely(node == NULL)) {
 - 
 
74 
			spin_unlock(&rman->lock);
 - 
 
75 
			return 0;
 68 
 
76 
		}
 69 
		spin_lock(&rman->lock);
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		node = drm_mm_get_block_atomic_range(node, mem->num_pages,
 70 
	ret = drm_mm_insert_node_in_range(mm, node, mem->num_pages,
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						     mem->page_alignment,
 71 
						     mem->page_alignment,
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						     placement->fpfn,
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					  placement->fpfn, lpfn,
80 
						     lpfn);
 - 
 
Line -... Line 73...
- 
 
 73 
					  DRM_MM_SEARCH_BEST);
- 
 
 74 
		spin_unlock(&rman->lock);
- 
 
 75 
 
81 
		spin_unlock(&rman->lock);
 76 
	if (unlikely(ret)) {
82 
	} while (node == NULL);
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		kfree(node);
- 
 
 78 
	} else {
- 
 
 79 
	mem->mm_node = node;
83 
 
 80 
	mem->start = node->start;
84 
	mem->mm_node = node;
 81 
	}
Line 85... Line 82...
85 
	mem->start = node->start;
 82 
 
86 
	return 0;
 83 
	return 0;
87 
}
 84 
}
88 
 
 85 
 
Line 89... Line 86...
89 
static void ttm_bo_man_put_node(struct ttm_mem_type_manager *man,
 86 
static void ttm_bo_man_put_node(struct ttm_mem_type_manager *man,
90 
				struct ttm_mem_reg *mem)
 87 
				struct ttm_mem_reg *mem)
91 
{
 88 
{
92 
	struct ttm_range_manager *rman = (struct ttm_range_manager *) man->priv;
 89 
	struct ttm_range_manager *rman = (struct ttm_range_manager *) man->priv;
- 
 
 90 
 
- 
 
 91 
	if (mem->mm_node) {
93 
 
 92 
		spin_lock(&rman->lock);
94 
	if (mem->mm_node) {
 93 
		drm_mm_remove_node(mem->mm_node);
95 
		spin_lock(&rman->lock);
 94 
		spin_unlock(&rman->lock);
Line 96... Line 95...
96 
		drm_mm_put_block(mem->mm_node);
 95