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 17 struct dma_pl330_platdata { 18 /* 19 * Number of valid peripherals connected to DMAC. 20 * This may be different from the value read from 21 * CR0, as the PL330 implementation might have 'holes' 22 * in the peri list or the peri could also be reached 23 * from another DMAC which the platform prefers. 24 */ 25 u8 nr_valid_peri; 26 /* Array of valid peripherals */ 27 u8 *peri_id; 28 /* Operational capabilities */ 29 dma_cap_mask_t cap_mask; 30 /* Bytes to allocate for MC buffer */ 31 unsigned mcbuf_sz; 32 }; 33 34 extern bool pl330_filter(struct dma_chan *chan, void *param); 35 #endif /* __AMBA_PL330_H_ */ 36