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편집 파일: drm_gem_ttm_helper.h

/* SPDX-License-Identifier: GPL-2.0-or-later */ #ifndef DRM_GEM_TTM_HELPER_H #define DRM_GEM_TTM_HELPER_H #include <linux/container_of.h> #include <drm/drm_device.h> #include <drm/drm_gem.h> #include <drm/ttm/ttm_bo.h> struct iosys_map; #define drm_gem_ttm_of_gem(gem_obj) \ container_of(gem_obj, struct ttm_buffer_object, base) void drm_gem_ttm_print_info(struct drm_printer *p, unsigned int indent, const struct drm_gem_object *gem); int drm_gem_ttm_vmap(struct drm_gem_object *gem, struct iosys_map *map); void drm_gem_ttm_vunmap(struct drm_gem_object *gem, struct iosys_map *map); int drm_gem_ttm_mmap(struct drm_gem_object *gem, struct vm_area_struct *vma); int drm_gem_ttm_dumb_map_offset(struct drm_file *file, struct drm_device *dev, uint32_t handle, uint64_t *offset); #endif