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/* linux/include/linux/amba/pl330.h
*
* Copyright (C) 2010 Samsung Electronics Co. Ltd.
* Jaswinder Singh <jassi.brar@samsung.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#ifndef __AMBA_PL330_H_
#define __AMBA_PL330_H_
#include <linux/dmaengine.h>
#include <asm/hardware/pl330.h>
struct dma_pl330_peri {
/*
* Peri_Req i/f of the DMAC that is
* peripheral could be reached from.
*/
u8 peri_id; /* specific dma id */
enum pl330_reqtype rqtype;
};
struct dma_pl330_platdata {
/*
* Number of valid peripherals connected to DMAC.
* This may be different from the value read from
* CR0, as the PL330 implementation might have 'holes'
* in the peri list or the peri could also be reached
* from another DMAC which the platform prefers.
*/
u8 nr_valid_peri;
/* Array of valid peripherals */
struct dma_pl330_peri *peri;
/* Bytes to allocate for MC buffer */
unsigned mcbuf_sz;
};
extern bool pl330_filter(struct dma_chan *chan, void *param);
#endif /* __AMBA_PL330_H_ */
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