The interface of dma heap is used from kernel module to register dma heaps, otherwize we will get compile error.
Signed-off-by: Hyesoo Yu hyesoo.yu@samsung.com --- drivers/dma-buf/dma-heap.c | 2 ++ drivers/dma-buf/heaps/heap-helpers.c | 2 ++ 2 files changed, 4 insertions(+)
diff --git a/drivers/dma-buf/dma-heap.c b/drivers/dma-buf/dma-heap.c index afd22c9..cc6339c 100644 --- a/drivers/dma-buf/dma-heap.c +++ b/drivers/dma-buf/dma-heap.c @@ -189,6 +189,7 @@ void *dma_heap_get_drvdata(struct dma_heap *heap) { return heap->priv; } +EXPORT_SYMBOL_GPL(dma_heap_get_drvdata);
struct dma_heap *dma_heap_add(const struct dma_heap_export_info *exp_info) { @@ -272,6 +273,7 @@ struct dma_heap *dma_heap_add(const struct dma_heap_export_info *exp_info) kfree(heap); return err_ret; } +EXPORT_SYMBOL_GPL(dma_heap_add);
static char *dma_heap_devnode(struct device *dev, umode_t *mode) { diff --git a/drivers/dma-buf/heaps/heap-helpers.c b/drivers/dma-buf/heaps/heap-helpers.c index 9f964ca..741bae0 100644 --- a/drivers/dma-buf/heaps/heap-helpers.c +++ b/drivers/dma-buf/heaps/heap-helpers.c @@ -24,6 +24,7 @@ void init_heap_helper_buffer(struct heap_helper_buffer *buffer, INIT_LIST_HEAD(&buffer->attachments); buffer->free = free; } +EXPORT_SYMBOL_GPL(init_heap_helper_buffer);
struct dma_buf *heap_helper_export_dmabuf(struct heap_helper_buffer *buffer, int fd_flags) @@ -37,6 +38,7 @@ struct dma_buf *heap_helper_export_dmabuf(struct heap_helper_buffer *buffer,
return dma_buf_export(&exp_info); } +EXPORT_SYMBOL_GPL(heap_helper_export_dmabuf);
static void *dma_heap_map_kernel(struct heap_helper_buffer *buffer) {