9b78b5dade
Add a generic interface for allocating an object at some specific offset, and convert stolen over. Later we will want to hook this up to different backends. Signed-off-by: Matthew Auld <matthew.auld@intel.com> Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com> Reviewed-by: Nirmoy Das <nirmoy.das@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20220315181425.576828-4-matthew.auld@intel.com
40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
/* SPDX-License-Identifier: MIT */
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/*
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* Copyright © 2019 Intel Corporation
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*/
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#ifndef __I915_GEM_STOLEN_H__
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#define __I915_GEM_STOLEN_H__
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#include <linux/types.h>
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struct drm_i915_private;
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struct drm_mm_node;
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struct drm_i915_gem_object;
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int i915_gem_stolen_insert_node(struct drm_i915_private *dev_priv,
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struct drm_mm_node *node, u64 size,
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unsigned alignment);
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int i915_gem_stolen_insert_node_in_range(struct drm_i915_private *dev_priv,
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struct drm_mm_node *node, u64 size,
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unsigned alignment, u64 start,
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u64 end);
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void i915_gem_stolen_remove_node(struct drm_i915_private *dev_priv,
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struct drm_mm_node *node);
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struct intel_memory_region *
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i915_gem_stolen_smem_setup(struct drm_i915_private *i915, u16 type,
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u16 instance);
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struct intel_memory_region *
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i915_gem_stolen_lmem_setup(struct drm_i915_private *i915, u16 type,
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u16 instance);
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struct drm_i915_gem_object *
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i915_gem_object_create_stolen(struct drm_i915_private *dev_priv,
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resource_size_t size);
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bool i915_gem_object_is_stolen(const struct drm_i915_gem_object *obj);
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#define I915_GEM_STOLEN_BIAS SZ_128K
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#endif /* __I915_GEM_STOLEN_H__ */
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