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-rw-r--r--include/dma.h11
1 files changed, 2 insertions, 9 deletions
diff --git a/include/dma.h b/include/dma.h
index 9da83508ad..448e43e7a7 100644
--- a/include/dma.h
+++ b/include/dma.h
@@ -77,19 +77,12 @@ void dma_disable_all(void);
*
* @param chan DMA channel to check, from dma_get_channel()
* @param orig_count Original number of bytes requested on channel
- * @return number of bytes completed on a channel
+ * @return number of bytes completed on a channel, or 0 if this channel is
+ * not enabled
*/
int dma_bytes_done(dma_chan_t *chan, int orig_count);
/**
- * Check if DMA for a given channel is enabled.
- *
- * @param chan DMA channel to check, from dma_get_channel()
- * @return true if DMA is enabled on the channel, false otherwise
- */
-bool dma_is_enabled(dma_chan_t *chan);
-
-/**
* Start a previously-prepared dma channel
*
* @param chan Channel to start, from dma_get_channel()