1 | /* SPDX-License-Identifier: MIT */ |
2 | /* |
3 | * Copyright © 2019 Intel Corporation |
4 | */ |
5 | |
6 | #ifndef __I915_GEM_STOLEN_H__ |
7 | #define __I915_GEM_STOLEN_H__ |
8 | |
9 | #include <linux/types.h> |
10 | |
11 | struct drm_i915_private; |
12 | struct drm_mm_node; |
13 | struct drm_i915_gem_object; |
14 | |
15 | #define i915_stolen_fb drm_mm_node |
16 | |
17 | int i915_gem_stolen_insert_node(struct drm_i915_private *dev_priv, |
18 | struct drm_mm_node *node, u64 size, |
19 | unsigned alignment); |
20 | int i915_gem_stolen_insert_node_in_range(struct drm_i915_private *dev_priv, |
21 | struct drm_mm_node *node, u64 size, |
22 | unsigned alignment, u64 start, |
23 | u64 end); |
24 | void i915_gem_stolen_remove_node(struct drm_i915_private *dev_priv, |
25 | struct drm_mm_node *node); |
26 | struct intel_memory_region * |
27 | i915_gem_stolen_smem_setup(struct drm_i915_private *i915, u16 type, |
28 | u16 instance); |
29 | struct intel_memory_region * |
30 | i915_gem_stolen_lmem_setup(struct drm_i915_private *i915, u16 type, |
31 | u16 instance); |
32 | |
33 | struct drm_i915_gem_object * |
34 | i915_gem_object_create_stolen(struct drm_i915_private *dev_priv, |
35 | resource_size_t size); |
36 | |
37 | bool i915_gem_object_is_stolen(const struct drm_i915_gem_object *obj); |
38 | |
39 | #define I915_GEM_STOLEN_BIAS SZ_128K |
40 | |
41 | bool i915_gem_stolen_initialized(const struct drm_i915_private *i915); |
42 | u64 i915_gem_stolen_area_address(const struct drm_i915_private *i915); |
43 | u64 i915_gem_stolen_area_size(const struct drm_i915_private *i915); |
44 | |
45 | u64 i915_gem_stolen_node_address(const struct drm_i915_private *i915, |
46 | const struct drm_mm_node *node); |
47 | |
48 | bool i915_gem_stolen_node_allocated(const struct drm_mm_node *node); |
49 | u64 i915_gem_stolen_node_offset(const struct drm_mm_node *node); |
50 | u64 i915_gem_stolen_node_size(const struct drm_mm_node *node); |
51 | |
52 | #endif /* __I915_GEM_STOLEN_H__ */ |
53 | |