From d1bd3a6fe72d66112d95890d8f0963267b242ddd Mon Sep 17 00:00:00 2001 From: Michael Hope Date: Wed, 14 Mar 2018 20:40:21 +0100 Subject: [PATCH] dma: define and document the source and dest adjust enum. This is used in #6306 to make the driver more readable. Signed-off-by: Michael Hope --- include/dma.h | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/include/dma.h b/include/dma.h index 2b5828f4fbc..29a12c2f1c1 100644 --- a/include/dma.h +++ b/include/dma.h @@ -34,6 +34,13 @@ enum dma_channel_direction { PERIPHERAL_TO_MEMORY }; +/** Valid values for @a source_addr_adj and @a dest_addr_adj */ +enum dma_addr_adj { + DMA_ADDR_ADJ_INCREMENT, + DMA_ADDR_ADJ_DECREMENT, + DMA_ADDR_ADJ_NO_CHANGE, +}; + /** * @brief DMA block configuration structure. *