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1/* SPDX-License-Identifier: GPL-2.0-only */2/*3 * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd4 * Author:Mark Yao <mark.yao@rock-chips.com>5 */6 7#ifndef _ROCKCHIP_DRM_GEM_H8#define _ROCKCHIP_DRM_GEM_H9 10#define to_rockchip_obj(x) container_of(x, struct rockchip_gem_object, base)11 12struct rockchip_gem_object {13 struct drm_gem_object base;14 unsigned int flags;15 16 void *kvaddr;17 dma_addr_t dma_addr;18 /* Used when IOMMU is disabled */19 unsigned long dma_attrs;20 21 /* Used when IOMMU is enabled */22 struct drm_mm_node mm;23 unsigned long num_pages;24 struct page **pages;25 struct sg_table *sgt;26 size_t size;27};28 29struct sg_table *rockchip_gem_prime_get_sg_table(struct drm_gem_object *obj);30struct drm_gem_object *31rockchip_gem_prime_import_sg_table(struct drm_device *dev,32 struct dma_buf_attachment *attach,33 struct sg_table *sg);34int rockchip_gem_prime_vmap(struct drm_gem_object *obj, struct iosys_map *map);35void rockchip_gem_prime_vunmap(struct drm_gem_object *obj,36 struct iosys_map *map);37 38struct rockchip_gem_object *39 rockchip_gem_create_object(struct drm_device *drm, unsigned int size,40 bool alloc_kmap);41 42void rockchip_gem_free_object(struct drm_gem_object *obj);43 44int rockchip_gem_dumb_create(struct drm_file *file_priv,45 struct drm_device *dev,46 struct drm_mode_create_dumb *args);47#endif /* _ROCKCHIP_DRM_GEM_H */48