52 static int dma_heap_buffer_alloc(struct dma_heap *heap, size_t len,  in dma_heap_buffer_alloc()  argument
67 	dmabuf = heap->ops->allocate(heap, len, fd_flags, heap_flags);  in dma_heap_buffer_alloc()
81 	struct dma_heap *heap;  in dma_heap_open()  local
83 	heap = xa_load(&dma_heap_minors, iminor(inode));  in dma_heap_open()
84 	if (!heap) {  in dma_heap_open()
90 	file->private_data = heap;  in dma_heap_open()
99 	struct dma_heap *heap = file->private_data;  in dma_heap_ioctl_allocate()  local
111 	fd = dma_heap_buffer_alloc(heap, heap_allocation->len,  in dma_heap_ioctl_allocate()
202 void *dma_heap_get_drvdata(struct dma_heap *heap)  in dma_heap_get_drvdata()  argument
204 	return heap->priv;  in dma_heap_get_drvdata()
214 const char *dma_heap_get_name(struct dma_heap *heap)  in dma_heap_get_name()  argument
216 	return heap->name;  in dma_heap_get_name()
221 	struct dma_heap *heap, *h, *err_ret;  in dma_heap_add()  local
236 	heap = kzalloc(sizeof(*heap), GFP_KERNEL);  in dma_heap_add()
237 	if (!heap)  in dma_heap_add()
240 	heap->name = exp_info->name;  in dma_heap_add()
241 	heap->ops = exp_info->ops;  in dma_heap_add()
242 	heap->priv = exp_info->priv;  in dma_heap_add()
245 	ret = xa_alloc(&dma_heap_minors, &minor, heap,  in dma_heap_add()
254 	heap->heap_devt = MKDEV(MAJOR(dma_heap_devt), minor);  in dma_heap_add()
256 	cdev_init(&heap->heap_cdev, &dma_heap_fops);  in dma_heap_add()
257 	ret = cdev_add(&heap->heap_cdev, heap->heap_devt, 1);  in dma_heap_add()
266 				heap->heap_devt,  in dma_heap_add()
268 				heap->name);  in dma_heap_add()
288 	list_add(&heap->list, &heap_list);  in dma_heap_add()
291 	return heap;  in dma_heap_add()
294 	device_destroy(dma_heap_class, heap->heap_devt);  in dma_heap_add()
296 	cdev_del(&heap->heap_cdev);  in dma_heap_add()
300 	kfree(heap);  in dma_heap_add()