union gbm_bo_handle (*bo_get_handle)(struct gbm_bo *bo, int plane);
uint32_t (*bo_get_stride)(struct gbm_bo *bo, int plane);
int64_t (*bo_get_offset)(struct gbm_bo *bo, int plane);
+ uint64_t (*bo_get_modifier)(struct gbm_bo *bo);
void (*bo_destroy)(struct gbm_bo *bo);
struct gbm_surface *(*surface_create)(struct gbm_device *gbm,