1 /* linux/include/linux/amba/pl330.h
2  *
3  * Copyright (C) 2010 Samsung Electronics Co. Ltd.
4  *	Jaswinder Singh <jassi.brar@samsung.com>
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  */
11 
12 #ifndef	__AMBA_PL330_H_
13 #define	__AMBA_PL330_H_
14 
15 #include <linux/dmaengine.h>
16 #include <asm/hardware/pl330.h>
17 
18 struct dma_pl330_platdata {
19 	/*
20 	 * Number of valid peripherals connected to DMAC.
21 	 * This may be different from the value read from
22 	 * CR0, as the PL330 implementation might have 'holes'
23 	 * in the peri list or the peri could also be reached
24 	 * from another DMAC which the platform prefers.
25 	 */
26 	u8 nr_valid_peri;
27 	/* Array of valid peripherals */
28 	u8 *peri_id;
29 	/* Operational capabilities */
30 	dma_cap_mask_t cap_mask;
31 	/* Bytes to allocate for MC buffer */
32 	unsigned mcbuf_sz;
33 };
34 
35 extern bool pl330_filter(struct dma_chan *chan, void *param);
36 #endif	/* __AMBA_PL330_H_ */
37