165 		struct gralloc_drm_bo_t *bo;  in validate_handle()  local
175 			bo = drm->drv->alloc(drm->drv, handle);  in validate_handle()
177 			bo = NULL;  in validate_handle()
178 		if (bo) {  in validate_handle()
179 			bo->drm = drm;  in validate_handle()
180 			bo->imported = 1;  in validate_handle()
181 			bo->handle = handle;  in validate_handle()
182 			bo->refcount = 1;  in validate_handle()
186 		handle->data = bo;  in validate_handle()
205 	struct gralloc_drm_bo_t *bo;  in gralloc_drm_handle_unregister()  local
207 	bo = validate_handle(handle, NULL);  in gralloc_drm_handle_unregister()
208 	if (!bo)  in gralloc_drm_handle_unregister()
211 	if (bo->imported)  in gralloc_drm_handle_unregister()
212 		gralloc_drm_bo_decref(bo);  in gralloc_drm_handle_unregister()
249 	struct gralloc_drm_bo_t *bo;  in gralloc_drm_bo_create()  local
256 	bo = drm->drv->alloc(drm->drv, handle);  in gralloc_drm_bo_create()
257 	if (!bo) {  in gralloc_drm_bo_create()
262 	bo->drm = drm;  in gralloc_drm_bo_create()
263 	bo->imported = 0;  in gralloc_drm_bo_create()
264 	bo->handle = handle;  in gralloc_drm_bo_create()
265 	bo->fb_id = 0;  in gralloc_drm_bo_create()
266 	bo->refcount = 1;  in gralloc_drm_bo_create()
269 	handle->data = bo;  in gralloc_drm_bo_create()
271 	return bo;  in gralloc_drm_bo_create()
277 static void gralloc_drm_bo_destroy(struct gralloc_drm_bo_t *bo)  in gralloc_drm_bo_destroy()  argument
279 	struct gralloc_drm_handle_t *handle = bo->handle;  in gralloc_drm_bo_destroy()
280 	int imported = bo->imported;  in gralloc_drm_bo_destroy()
283 	if (bo->refcount)  in gralloc_drm_bo_destroy()
286 	bo->drm->drv->free(bo->drm->drv, bo);  in gralloc_drm_bo_destroy()
299 void gralloc_drm_bo_decref(struct gralloc_drm_bo_t *bo)  in gralloc_drm_bo_decref()  argument
301 	if (!--bo->refcount)  in gralloc_drm_bo_decref()
302 		gralloc_drm_bo_destroy(bo);  in gralloc_drm_bo_decref()
316 buffer_handle_t gralloc_drm_bo_get_handle(struct gralloc_drm_bo_t *bo, int *stride)  in gralloc_drm_bo_get_handle()  argument
319 		*stride = bo->handle->stride;  in gralloc_drm_bo_get_handle()
320 	return &bo->handle->base;  in gralloc_drm_bo_get_handle()
330 	struct gralloc_drm_bo_t *bo = handle->data;  in gralloc_drm_resolve_format()  local
331 	struct gralloc_drm_t *drm = bo->drm;  in gralloc_drm_resolve_format()
335 		drm->drv->resolve_format(drm->drv, bo,  in gralloc_drm_resolve_format()
342 int gralloc_drm_bo_lock(struct gralloc_drm_bo_t *bo,  in gralloc_drm_bo_lock()  argument
346 	if ((bo->handle->usage & usage) != usage) {  in gralloc_drm_bo_lock()
349 		if (!(bo->handle->usage & GRALLOC_USAGE_HW_FB)  in gralloc_drm_bo_lock()
350 		&&  !(bo->handle->usage & GRALLOC_USAGE_HW_TEXTURE)) {  in gralloc_drm_bo_lock()
352 				,bo->handle->usage,usage);  in gralloc_drm_bo_lock()
358 	if (bo->lock_count && (bo->locked_for & usage) != usage)  in gralloc_drm_bo_lock()
361 	usage |= bo->locked_for;  in gralloc_drm_bo_lock()
367 		int err = bo->drm->drv->map(bo->drm->drv, bo,  in gralloc_drm_bo_lock()
376 	bo->lock_count++;  in gralloc_drm_bo_lock()
377 	bo->locked_for |= usage;  in gralloc_drm_bo_lock()
385 void gralloc_drm_bo_unlock(struct gralloc_drm_bo_t *bo)  in gralloc_drm_bo_unlock()  argument
387 	int mapped = bo->locked_for &  in gralloc_drm_bo_unlock()
390 	if (!bo->lock_count)  in gralloc_drm_bo_unlock()
394 		bo->drm->drv->unmap(bo->drm->drv, bo);  in gralloc_drm_bo_unlock()
396 	bo->lock_count--;  in gralloc_drm_bo_unlock()
397 	if (!bo->lock_count)  in gralloc_drm_bo_unlock()
398 		bo->locked_for = 0;  in gralloc_drm_bo_unlock()