1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Support for Intel Camera Imaging ISP subsystem.
4  * Copyright (c) 2010-2015, Intel Corporation.
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms and conditions of the GNU General Public License,
8  * version 2, as published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope it will be useful, but WITHOUT
11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
13  * more details.
14  */
15 
16 #ifndef __DMA_PRIVATE_H_INCLUDED__
17 #define __DMA_PRIVATE_H_INCLUDED__
18 
19 #include "dma_public.h"
20 
21 #include "device_access.h"
22 
23 #include "assert_support.h"
24 
25 STORAGE_CLASS_DMA_C void dma_reg_store(const dma_ID_t ID,
26 				       const unsigned int reg,
27 				       const hrt_data value)
28 {
29 	assert(ID < N_DMA_ID);
30 	assert(DMA_BASE[ID] != (hrt_address) - 1);
31 	ia_css_device_store_uint32(DMA_BASE[ID] + reg * sizeof(hrt_data), value);
32 }
33 
34 STORAGE_CLASS_DMA_C hrt_data dma_reg_load(const dma_ID_t ID,
35 	const unsigned int reg)
36 {
37 	assert(ID < N_DMA_ID);
38 	assert(DMA_BASE[ID] != (hrt_address) - 1);
39 	return ia_css_device_load_uint32(DMA_BASE[ID] + reg * sizeof(hrt_data));
40 }
41 
42 #endif /* __DMA_PRIVATE_H_INCLUDED__ */
43