| 1 | /* SPDX-License-Identifier: MIT */ |
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| 2 | /* |
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| 3 | * Copyright © 2019 Intel Corporation |
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| 4 | */ |
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| 5 | |
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| 6 | #ifndef __I915_GEM_STOLEN_H__ |
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| 7 | #define __I915_GEM_STOLEN_H__ |
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| 8 | |
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| 9 | #include <linux/types.h> |
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| 10 | |
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| 11 | struct drm_device; |
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| 12 | struct drm_i915_gem_object; |
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| 13 | struct drm_i915_private; |
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| 14 | struct intel_stolen_node; |
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| 15 | |
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| 16 | int i915_gem_stolen_insert_node(struct intel_stolen_node *node, u64 size, |
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| 17 | unsigned alignment); |
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| 18 | int i915_gem_stolen_insert_node_in_range(struct intel_stolen_node *node, u64 size, |
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| 19 | unsigned alignment, u64 start, |
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| 20 | u64 end); |
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| 21 | void i915_gem_stolen_remove_node(struct intel_stolen_node *node); |
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| 22 | struct intel_memory_region * |
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| 23 | i915_gem_stolen_smem_setup(struct drm_i915_private *i915, u16 type, |
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| 24 | u16 instance); |
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| 25 | struct intel_memory_region * |
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| 26 | i915_gem_stolen_lmem_setup(struct drm_i915_private *i915, u16 type, |
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| 27 | u16 instance); |
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| 28 | |
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| 29 | struct drm_i915_gem_object * |
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| 30 | i915_gem_object_create_stolen(struct drm_i915_private *i915, |
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| 31 | resource_size_t size); |
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| 32 | |
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| 33 | bool i915_gem_object_is_stolen(const struct drm_i915_gem_object *obj); |
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| 34 | |
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| 35 | #define I915_GEM_STOLEN_BIAS SZ_128K |
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| 36 | |
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| 37 | bool i915_gem_stolen_initialized(struct drm_device *drm); |
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| 38 | u64 i915_gem_stolen_area_address(struct drm_device *drm); |
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| 39 | u64 i915_gem_stolen_area_size(struct drm_device *drm); |
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| 40 | |
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| 41 | u64 i915_gem_stolen_node_address(const struct intel_stolen_node *node); |
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| 42 | |
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| 43 | bool i915_gem_stolen_node_allocated(const struct intel_stolen_node *node); |
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| 44 | u64 i915_gem_stolen_node_offset(const struct intel_stolen_node *node); |
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| 45 | u64 i915_gem_stolen_node_size(const struct intel_stolen_node *node); |
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| 46 | |
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| 47 | struct intel_stolen_node *i915_gem_stolen_node_alloc(struct drm_device *drm); |
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| 48 | void i915_gem_stolen_node_free(const struct intel_stolen_node *node); |
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| 49 | |
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| 50 | #endif /* __I915_GEM_STOLEN_H__ */ |
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| 51 | |
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