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1/* SPDX-License-Identifier: MIT */2/*3 * Copyright © 2021 Intel Corporation4 */5#ifndef _INTEL_REGION_TTM_H_6#define _INTEL_REGION_TTM_H_7 8#include <linux/types.h>9 10#include "i915_selftest.h"11 12struct drm_i915_private;13struct intel_memory_region;14struct ttm_resource;15struct ttm_device_funcs;16 17int intel_region_ttm_device_init(struct drm_i915_private *dev_priv);18 19void intel_region_ttm_device_fini(struct drm_i915_private *dev_priv);20 21int intel_region_ttm_init(struct intel_memory_region *mem);22 23int intel_region_ttm_fini(struct intel_memory_region *mem);24 25struct i915_refct_sgt *26intel_region_ttm_resource_to_rsgt(struct intel_memory_region *mem,27 struct ttm_resource *res,28 u32 page_alignment);29 30void intel_region_ttm_resource_free(struct intel_memory_region *mem,31 struct ttm_resource *res);32 33int intel_region_to_ttm_type(const struct intel_memory_region *mem);34 35struct ttm_device_funcs *i915_ttm_driver(void);36 37#ifdef CONFIG_DRM_I915_SELFTEST38struct ttm_resource *39intel_region_ttm_resource_alloc(struct intel_memory_region *mem,40 resource_size_t offset,41 resource_size_t size,42 unsigned int flags);43#endif44#endif /* _INTEL_REGION_TTM_H_ */45