1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 3 #ifndef DRM_GEM_TTM_HELPER_H 4 #define DRM_GEM_TTM_HELPER_H 5 6 #include <linux/kernel.h> 7 8 #include <drm/drm_device.h> 9 #include <drm/drm_gem.h> 10 #include <drm/ttm/ttm_bo_api.h> 11 #include <drm/ttm/ttm_bo_driver.h> 12 13 struct dma_buf_map; 14 15 #define drm_gem_ttm_of_gem(gem_obj) \ 16 container_of(gem_obj, struct ttm_buffer_object, base) 17 18 void drm_gem_ttm_print_info(struct drm_printer *p, unsigned int indent, 19 const struct drm_gem_object *gem); 20 int drm_gem_ttm_vmap(struct drm_gem_object *gem, 21 struct dma_buf_map *map); 22 void drm_gem_ttm_vunmap(struct drm_gem_object *gem, 23 struct dma_buf_map *map); 24 int drm_gem_ttm_mmap(struct drm_gem_object *gem, 25 struct vm_area_struct *vma); 26 27 int drm_gem_ttm_dumb_map_offset(struct drm_file *file, struct drm_device *dev, 28 uint32_t handle, uint64_t *offset); 29 30 #endif 31