pkarashchenko commented on code in PR #8773: URL: https://github.com/apache/nuttx/pull/8773#discussion_r1132101883
########## include/nuttx/dma/dma.h: ########## @@ -0,0 +1,313 @@ +/**************************************************************************** + * include/nuttx/dma/dma.h + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +#ifndef __INCLUDE_NUTTX_DMA_DMA_H +#define __INCLUDE_NUTTX_DMA_DMA_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> +#include <stdint.h> +#include <sys/types.h> + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/* DMA transfer direction indicator */ + +#define DMA_MEM_TO_MEM 1 +#define DMA_MEM_TO_DEV 2 +#define DMA_DEV_TO_MEM 3 +#define DMA_DEV_TO_DEV 4 + +#ifdef CONFIG_DMA_LINK +# define DMA_BLOCK_MODE 0 +# define DMA_SRC_LINK_MODE 1 +# define DMA_DST_LINK_MODE 2 +# define DMA_DUAL_LINK_MODE 3 Review Comment: ```suggestion # define DMA_BLOCK_MODE 0 # define DMA_SRC_LINK_MODE 1 # define DMA_DST_LINK_MODE 2 # define DMA_DUAL_LINK_MODE 3 ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
