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1/* SPDX-License-Identifier: MIT */2/*3 * Copyright © 2022 Intel Corporation4 */5 6#ifndef _XE_TTM_VRAM_MGR_H_7#define _XE_TTM_VRAM_MGR_H_8 9#include "xe_ttm_vram_mgr_types.h"10 11enum dma_data_direction;12struct xe_device;13struct xe_tile;14 15int __xe_ttm_vram_mgr_init(struct xe_device *xe, struct xe_ttm_vram_mgr *mgr,16 u32 mem_type, u64 size, u64 io_size,17 u64 default_page_size);18int xe_ttm_vram_mgr_init(struct xe_tile *tile, struct xe_ttm_vram_mgr *mgr);19int xe_ttm_vram_mgr_alloc_sgt(struct xe_device *xe,20 struct ttm_resource *res,21 u64 offset, u64 length,22 struct device *dev,23 enum dma_data_direction dir,24 struct sg_table **sgt);25void xe_ttm_vram_mgr_free_sgt(struct device *dev, enum dma_data_direction dir,26 struct sg_table *sgt);27 28u64 xe_ttm_vram_get_avail(struct ttm_resource_manager *man);29u64 xe_ttm_vram_get_cpu_visible_size(struct ttm_resource_manager *man);30void xe_ttm_vram_get_used(struct ttm_resource_manager *man,31 u64 *used, u64 *used_visible);32 33static inline struct xe_ttm_vram_mgr_resource *34to_xe_ttm_vram_mgr_resource(struct ttm_resource *res)35{36 return container_of(res, struct xe_ttm_vram_mgr_resource, base);37}38 39static inline struct xe_ttm_vram_mgr *40to_xe_ttm_vram_mgr(struct ttm_resource_manager *man)41{42 return container_of(man, struct xe_ttm_vram_mgr, manager);43}44 45#endif46