diff options
Diffstat (limited to 'include/linux/dma-heap.h')
-rw-r--r-- | include/linux/dma-heap.h | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/include/linux/dma-heap.h b/include/linux/dma-heap.h index 454e354d1ffb..0c05561cad6e 100644 --- a/include/linux/dma-heap.h +++ b/include/linux/dma-heap.h @@ -16,15 +16,15 @@ struct dma_heap; /** * struct dma_heap_ops - ops to operate on a given heap - * @allocate: allocate dmabuf and return fd + * @allocate: allocate dmabuf and return struct dma_buf ptr * - * allocate returns dmabuf fd on success, -errno on error. + * allocate returns dmabuf on success, ERR_PTR(-errno) on error. */ struct dma_heap_ops { - int (*allocate)(struct dma_heap *heap, - unsigned long len, - unsigned long fd_flags, - unsigned long heap_flags); + struct dma_buf *(*allocate)(struct dma_heap *heap, + unsigned long len, + unsigned long fd_flags, + unsigned long heap_flags); }; /** @@ -51,6 +51,15 @@ struct dma_heap_export_info { void *dma_heap_get_drvdata(struct dma_heap *heap); /** + * dma_heap_get_name() - get heap name + * @heap: DMA-Heap to retrieve private data for + * + * Returns: + * The char* for the heap name. + */ +const char *dma_heap_get_name(struct dma_heap *heap); + +/** * dma_heap_add - adds a heap to dmabuf heaps * @exp_info: information needed to register this heap */ |