1 /* Public domain. */ 2 3 #include <sys/types.h> 4 #include <sys/param.h> 5 #include <uvm/uvm.h> 6 7 #include <linux/kernel.h> 8 #include <linux/iosys-map.h> 9 #include <drm/drm_gem.h> 10 #include <drm/ttm/ttm_bo_api.h> 11 12 int 13 drm_gem_ttm_mmap(struct drm_gem_object *obj, 14 vm_prot_t accessprot, voff_t off, vsize_t size) 15 { 16 struct ttm_buffer_object *tbo = 17 container_of(obj, struct ttm_buffer_object, base); 18 int r = ttm_bo_mmap_obj(tbo); 19 if (r >= 0) 20 drm_gem_object_put(obj); 21 return r; 22 } 23 24 int 25 drm_gem_ttm_vmap(struct drm_gem_object *obj, struct iosys_map *ism) 26 { 27 STUB(); 28 return -ENOSYS; 29 } 30 31 void 32 drm_gem_ttm_vunmap(struct drm_gem_object *obj, struct iosys_map *ism) 33 { 34 STUB(); 35 } 36