summaryrefslogtreecommitdiff
path: root/include/dma-uclass.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/dma-uclass.h')
-rw-r--r--include/dma-uclass.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/dma-uclass.h b/include/dma-uclass.h
index 31b43fb4b9..a1d9d26ac5 100644
--- a/include/dma-uclass.h
+++ b/include/dma-uclass.h
@@ -108,6 +108,17 @@ struct dma_ops {
* @return zero on success, or -ve error code.
*/
int (*send)(struct dma *dma, void *src, size_t len, void *metadata);
+ /**
+ * get_cfg() - Get DMA channel configuration for client's use
+ *
+ * @dma: The DMA Channel to manipulate
+ * @cfg_id: DMA provider specific ID to identify what
+ * configuration data client needs
+ * @data: Pointer to store pointer to DMA driver specific
+ * configuration data for the given cfg_id (output param)
+ * @return zero on success, or -ve error code.
+ */
+ int (*get_cfg)(struct dma *dma, u32 cfg_id, void **data);
#endif /* CONFIG_DMA_CHANNELS */
/**
* transfer() - Issue a DMA transfer. The implementation must