xref: /openbmc/linux/sound/soc/samsung/idma.h (revision 9cfc5c90)
1 /*
2  * sound/soc/samsung/idma.h
3  *
4  * Copyright (c) 2011 Samsung Electronics Co., Ltd
5  *		http://www.samsung.com
6  *
7  *  This program is free software; you can redistribute  it and/or modify it
8  *  under  the terms of  the GNU General  Public License as published by the
9  *  Free Software Foundation;  either version 2 of the  License, or (at your
10  *  option) any later version.
11  *
12  */
13 
14 #ifndef __SND_SOC_SAMSUNG_IDMA_H_
15 #define __SND_SOC_SAMSUNG_IDMA_H_
16 
17 extern void idma_reg_addr_init(void __iomem *regs, dma_addr_t addr);
18 
19 /* dma_state */
20 #define LPAM_DMA_STOP	0
21 #define LPAM_DMA_START	1
22 
23 #define MAX_IDMA_PERIOD (128 * 1024)
24 #define MAX_IDMA_BUFFER (160 * 1024)
25 
26 #endif /* __SND_SOC_SAMSUNG_IDMA_H_ */
27