xref: /OK3568_Linux_fs/kernel/sound/soc/samsung/idma.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (c) 2011 Samsung Electronics Co., Ltd
4*4882a593Smuzhiyun  *		http://www.samsung.com
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #ifndef __SND_SOC_SAMSUNG_IDMA_H_
8*4882a593Smuzhiyun #define __SND_SOC_SAMSUNG_IDMA_H_
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun extern void idma_reg_addr_init(void __iomem *regs, dma_addr_t addr);
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun /* dma_state */
13*4882a593Smuzhiyun #define LPAM_DMA_STOP	0
14*4882a593Smuzhiyun #define LPAM_DMA_START	1
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun #define MAX_IDMA_PERIOD (128 * 1024)
17*4882a593Smuzhiyun #define MAX_IDMA_BUFFER (160 * 1024)
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun #endif /* __SND_SOC_SAMSUNG_IDMA_H_ */
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